diff options
Diffstat (limited to 'indra/newview/app_settings/shaders')
159 files changed, 8127 insertions, 4434 deletions
diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl index b9c8f34cb0..ab7f779a39 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl @@ -39,37 +39,11 @@ out vec4 frag_color; uniform float display_gamma; uniform vec4 gamma; -uniform vec4 lightnorm; -uniform vec4 sunlight_color; -uniform vec4 ambient; -uniform vec4 blue_horizon; -uniform vec4 blue_density; -uniform float haze_horizon; -uniform float haze_density; -uniform float cloud_shadow; -uniform float density_multiplier; -uniform float distance_multiplier; -uniform float max_y; -uniform vec4 glow; -uniform float scene_light_strength; uniform mat3 env_mat; uniform mat3 ssao_effect_mat; uniform vec3 sun_dir; - -#if HAS_SHADOW -uniform sampler2DShadow shadowMap0; -uniform sampler2DShadow shadowMap1; -uniform sampler2DShadow shadowMap2; -uniform sampler2DShadow shadowMap3; - -uniform vec2 shadow_res; - -uniform mat4 shadow_matrix[6]; -uniform vec4 shadow_clip; -uniform float shadow_bias; - -#endif +uniform vec3 moon_dir; #ifdef USE_DIFFUSE_TEX uniform sampler2D diffuseMap; @@ -84,548 +58,211 @@ VARYING vec3 vary_norm; VARYING vec4 vertex_color; #endif -vec3 vary_PositionEye; -vec3 vary_SunlitColor; -vec3 vary_AmblitColor; -vec3 vary_AdditiveColor; -vec3 vary_AtmosAttenuation; - uniform mat4 inv_proj; uniform vec2 screen_res; - +uniform int sun_up_factor; uniform vec4 light_position[8]; uniform vec3 light_direction[8]; -uniform vec3 light_attenuation[8]; +uniform vec4 light_attenuation[8]; uniform vec3 light_diffuse[8]; -vec3 srgb_to_linear(vec3 cs) -{ - vec3 low_range = cs / vec3(12.92); - vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4)); - bvec3 lte = lessThanEqual(cs,vec3(0.04045)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lte.r ? low_range.r : high_range.r; - result.g = lte.g ? low_range.g : high_range.g; - result.b = lte.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lte); -#endif - -} - -vec3 linear_to_srgb(vec3 cl) -{ - cl = clamp(cl, vec3(0), vec3(1)); - vec3 low_range = cl * 12.92; - vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055; - bvec3 lt = lessThan(cl,vec3(0.0031308)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lt.r ? low_range.r : high_range.r; - result.g = lt.g ? low_range.g : high_range.g; - result.b = lt.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lt); -#endif - -} - -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} - -vec3 decode_normal (vec2 enc) -{ - vec2 fenc = enc*4-2; - float f = dot(fenc,fenc); - float g = sqrt(1-f/4); - vec3 n; - n.xy = fenc*g; - n.z = 1-f/2; - return n; -} - -vec3 calcDirectionalLight(vec3 n, vec3 l) -{ - float a = max(dot(n,l),0.0); - a = pow(a, 1.0/1.3); - return vec3(a,a,a); -} - -vec3 calcPointLightOrSpotLight(vec3 light_col, vec3 diffuse, vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight) -{ - //get light vector - vec3 lv = lp.xyz-v; - - //get distance - float d = length(lv); - - float da = 1.0; - - vec3 col = vec3(0); - - if (d > 0.0 && la > 0.0 && fa > 0.0) - { - //normalize light vector - lv = normalize(lv); - - //distance attenuation - float dist = d/la; - float dist_atten = clamp(1.0-(dist-1.0*(1.0-fa))/fa, 0.0, 1.0); - dist_atten *= dist_atten; - dist_atten *= 2.0; - - // spotlight coefficient. - float spot = max(dot(-ln, lv), is_pointlight); - da *= spot*spot; // GL_SPOT_EXPONENT=2 - - //angular attenuation - da *= max(dot(n, lv), 0.0); - - float lit = max(da * dist_atten,0.0); - - col = light_col * lit * diffuse; - - // no spec for alpha shader... - } - - return max(col, vec3(0.0,0.0,0.0)); -} - -#if HAS_SHADOW -float pcfShadow(sampler2DShadow shadowMap, vec4 stc) -{ - stc.xyz /= stc.w; - stc.z += shadow_bias; - - stc.x = floor(stc.x*shadow_res.x + fract(stc.y*shadow_res.y*12345))/shadow_res.x; // add some chaotic jitter to X sample pos according to Y to disguise the snapping going on here - - float cs = shadow2D(shadowMap, stc.xyz).x; - float shadow = cs; - - shadow += shadow2D(shadowMap, stc.xyz+vec3(2.0/shadow_res.x, 1.5/shadow_res.y, 0.0)).x; - shadow += shadow2D(shadowMap, stc.xyz+vec3(1.0/shadow_res.x, -1.5/shadow_res.y, 0.0)).x; - shadow += shadow2D(shadowMap, stc.xyz+vec3(-1.0/shadow_res.x, 1.5/shadow_res.y, 0.0)).x; - shadow += shadow2D(shadowMap, stc.xyz+vec3(-2.0/shadow_res.x, -1.5/shadow_res.y, 0.0)).x; - - return shadow*0.2; -} -#endif - #ifdef WATER_FOG -uniform vec4 waterPlane; -uniform vec4 waterFogColor; -uniform float waterFogDensity; -uniform float waterFogKS; - -vec4 applyWaterFogDeferred(vec3 pos, vec4 color) -{ - //normalize view vector - vec3 view = normalize(pos); - float es = -(dot(view, waterPlane.xyz)); - - //find intersection point with water plane and eye vector - - //get eye depth - float e0 = max(-waterPlane.w, 0.0); - - vec3 int_v = waterPlane.w > 0.0 ? view * waterPlane.w/es : vec3(0.0, 0.0, 0.0); - - //get object depth - float depth = length(pos - int_v); - - //get "thickness" of water - float l = max(depth, 0.1); - - float kd = waterFogDensity; - float ks = waterFogKS; - vec4 kc = waterFogColor; - - float F = 0.98; - - float t1 = -kd * pow(F, ks * e0); - float t2 = kd + ks * es; - float t3 = pow(F, t2*l) - 1.0; - - float L = min(t1/t2*t3, 1.0); - - float D = pow(0.98, l*kd); - - color.rgb = color.rgb * D + kc.rgb * L; - color.a = kc.a + color.a; - - return color; -} +vec4 applyWaterFogView(vec3 pos, vec4 color); #endif -vec3 getSunlitColor() -{ - return vary_SunlitColor; -} -vec3 getAmblitColor() -{ - return vary_AmblitColor; -} -vec3 getAdditiveColor() -{ - return vary_AdditiveColor; -} -vec3 getAtmosAttenuation() -{ - return vary_AtmosAttenuation; -} - -void setPositionEye(vec3 v) -{ - vary_PositionEye = v; -} - -void setSunlitColor(vec3 v) -{ - vary_SunlitColor = v; -} - -void setAmblitColor(vec3 v) -{ - vary_AmblitColor = v; -} - -void setAdditiveColor(vec3 v) -{ - vary_AdditiveColor = v; -} - -void setAtmosAttenuation(vec3 v) -{ - vary_AtmosAttenuation = v; -} - -void calcAtmospherics(vec3 inPositionEye, float ambFactor) { - - vec3 P = inPositionEye; - setPositionEye(P); - - vec3 tmpLightnorm = lightnorm.xyz; - - vec3 Pn = normalize(P); - float Plen = length(P); - - vec4 temp1 = vec4(0); - vec3 temp2 = vec3(0); - vec4 blue_weight; - vec4 haze_weight; - vec4 sunlight = sunlight_color; - vec4 light_atten; - - //sunlight attenuation effect (hue and brightness) due to atmosphere - //this is used later for sunlight modulation at various altitudes - light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); - //I had thought blue_density and haze_density should have equal weighting, - //but attenuation due to haze_density tends to seem too strong - - temp1 = blue_density + vec4(haze_density); - blue_weight = blue_density / temp1; - haze_weight = vec4(haze_density) / temp1; - - //(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain) - temp2.y = max(0.0, tmpLightnorm.y); - temp2.y = 1. / temp2.y; - sunlight *= exp( - light_atten * temp2.y); - - // main atmospheric scattering line integral - temp2.z = Plen * density_multiplier; - - // Transparency (-> temp1) - // ATI Bugfix -- can't store temp1*temp2.z*distance_multiplier in a variable because the ati - // compiler gets confused. - temp1 = exp(-temp1 * temp2.z * distance_multiplier); - - //final atmosphere attenuation factor - setAtmosAttenuation(temp1.rgb); - - //compute haze glow - //(can use temp2.x as temp because we haven't used it yet) - temp2.x = dot(Pn, tmpLightnorm.xyz); - temp2.x = 1. - temp2.x; - //temp2.x is 0 at the sun and increases away from sun - temp2.x = max(temp2.x, .03); //was glow.y - //set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) - temp2.x *= glow.x; - //higher glow.x gives dimmer glow (because next step is 1 / "angle") - temp2.x = pow(temp2.x, glow.z); - //glow.z should be negative, so we're doing a sort of (1 / "angle") function - - //add "minimum anti-solar illumination" - temp2.x += .25; - - //increase ambient when there are more clouds - vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow * 0.5; - - /* decrease value and saturation (that in HSV, not HSL) for occluded areas - * // for HSV color/geometry used here, see http://gimp-savvy.com/BOOK/index.html?node52.html - * // The following line of code performs the equivalent of: - * float ambAlpha = tmpAmbient.a; - * float ambValue = dot(vec3(tmpAmbient), vec3(0.577)); // projection onto <1/rt(3), 1/rt(3), 1/rt(3)>, the neutral white-black axis - * vec3 ambHueSat = vec3(tmpAmbient) - vec3(ambValue); - * tmpAmbient = vec4(RenderSSAOEffect.valueFactor * vec3(ambValue) + RenderSSAOEffect.saturationFactor *(1.0 - ambFactor) * ambHueSat, ambAlpha); - */ - tmpAmbient = vec4(mix(ssao_effect_mat * tmpAmbient.rgb, tmpAmbient.rgb, ambFactor), tmpAmbient.a); - - //haze color - setAdditiveColor( - vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient) - + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x - + tmpAmbient))); - - //brightness of surface both sunlight and ambient - setSunlitColor(vec3(sunlight * .5)); - setAmblitColor(vec3(tmpAmbient * .25)); - setAdditiveColor(getAdditiveColor() * vec3(1.0 - temp1)); -} - -vec3 atmosLighting(vec3 light) -{ - light *= getAtmosAttenuation().r; - light += getAdditiveColor(); - return (2.0 * light); -} - -vec3 atmosTransport(vec3 light) { - light *= getAtmosAttenuation().r; - light += getAdditiveColor() * 2.0; - return light; -} -vec3 atmosGetDiffuseSunlightColor() -{ - return getSunlitColor(); -} +vec3 srgb_to_linear(vec3 c); +vec3 linear_to_srgb(vec3 c); -vec3 scaleDownLight(vec3 light) -{ - return (light / vec3(scene_light_strength, scene_light_strength, scene_light_strength)); -} +vec2 encode_normal (vec3 n); +vec3 scaleSoftClipFrag(vec3 l); +vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten); -vec3 scaleUpLight(vec3 light) -{ - return (light * vec3(scene_light_strength, scene_light_strength, scene_light_strength)); -} +void calcAtmosphericVars(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 atten, out vec3 additive); -vec3 atmosAmbient(vec3 light) -{ - return getAmblitColor() + (light * vec3(0.5f, 0.5f, 0.5f)); -} +#ifdef HAS_SHADOW +float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen); +#endif -vec3 atmosAffectDirectionalLight(float lightIntensity) +vec3 calcPointLightOrSpotLight(vec3 light_col, vec3 diffuse, vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight, float ambiance) { - return getSunlitColor() * vec3(lightIntensity, lightIntensity, lightIntensity); + //get light vector + vec3 lv = lp.xyz-v; + + //get distance + float d = length(lv); + float da = 1.0; + vec3 col = vec3(0); + if (d > 0.0) + { + //normalize light vector + lv = normalize(lv); + vec3 norm = normalize(n); + + da = dot(norm, lv); + da = clamp(da, 0.0, 1.0); + + //distance attenuation + float dist = (la > 0) ? d/la : 1.0f; + fa += 1.0f; + float dist_atten = (fa > 0) ? clamp(1.0-(dist-1.0*(1.0-fa))/fa, 0.0, 1.0) : 1.0f; + dist_atten *= dist_atten; + dist_atten *= 2.0f; + + // spotlight coefficient. + float spot = max(dot(-ln, lv), is_pointlight); + da *= spot*spot; // GL_SPOT_EXPONENT=2 + + // to match spotLight (but not multiSpotLight) *sigh* + float lit = max(da * dist_atten,0.0); + + col = lit * light_col * diffuse; + + float amb_da = ambiance; + if (da > 0) + { + amb_da += (da*0.5+0.5) * ambiance; + } + amb_da += (da*da*0.5 + 0.5) * ambiance; + amb_da *= dist_atten; + amb_da = min(amb_da, 1.0f - lit); + + col.rgb += amb_da * 0.5 * light_col * diffuse; + + // no spec for alpha shader... + } + col = max(col, vec3(0)); + return col; } -vec3 scaleSoftClip(vec3 light) +void main() { - //soft clip effect: - vec3 zeroes = vec3(0.0f, 0.0f, 0.0f); - vec3 ones = vec3(1.0f, 1.0f, 1.0f); - - light = ones - clamp(light, zeroes, ones); - light = ones - pow(light, gamma.xxx); - - return light; -} + vec2 frag = vary_fragcoord.xy/vary_fragcoord.z*0.5+0.5; + frag *= screen_res; + + vec4 pos = vec4(vary_position, 1.0); + vec3 norm = vary_norm; -vec3 fullbrightAtmosTransport(vec3 light) { - float brightness = dot(light.rgb, vec3(0.33333)); + float shadow = 1.0f; - return mix(atmosTransport(light.rgb), light.rgb + getAdditiveColor().rgb, brightness * brightness); -} - -vec3 fullbrightScaleSoftClip(vec3 light) -{ - //soft clip effect: - return light; -} - -void main() -{ - vec2 frag = vary_fragcoord.xy/vary_fragcoord.z*0.5+0.5; - frag *= screen_res; - - vec4 pos = vec4(vary_position, 1.0); - - float shadow = 1.0; - -#if HAS_SHADOW - vec4 spos = pos; - - if (spos.z > -shadow_clip.w) - { - shadow = 0.0; - - vec4 lpos; - - vec4 near_split = shadow_clip*-0.75; - vec4 far_split = shadow_clip*-1.25; - vec4 transition_domain = near_split-far_split; - float weight = 0.0; - - if (spos.z < near_split.z) - { - lpos = shadow_matrix[3]*spos; - - float w = 1.0; - w -= max(spos.z-far_split.z, 0.0)/transition_domain.z; - shadow += pcfShadow(shadowMap3, lpos)*w; - weight += w; - shadow += max((pos.z+shadow_clip.z)/(shadow_clip.z-shadow_clip.w)*2.0-1.0, 0.0); - } - - if (spos.z < near_split.y && spos.z > far_split.z) - { - lpos = shadow_matrix[2]*spos; - - float w = 1.0; - w -= max(spos.z-far_split.y, 0.0)/transition_domain.y; - w -= max(near_split.z-spos.z, 0.0)/transition_domain.z; - shadow += pcfShadow(shadowMap2, lpos)*w; - weight += w; - } - - if (spos.z < near_split.x && spos.z > far_split.y) - { - lpos = shadow_matrix[1]*spos; - - float w = 1.0; - w -= max(spos.z-far_split.x, 0.0)/transition_domain.x; - w -= max(near_split.y-spos.z, 0.0)/transition_domain.y; - shadow += pcfShadow(shadowMap1, lpos)*w; - weight += w; - } - - if (spos.z > far_split.x) - { - lpos = shadow_matrix[0]*spos; - - float w = 1.0; - w -= max(near_split.x-spos.z, 0.0)/transition_domain.x; - - shadow += pcfShadow(shadowMap0, lpos)*w; - weight += w; - } - - - shadow /= weight; - } - else - { - shadow = 1.0; - } +#ifdef HAS_SHADOW + shadow = sampleDirectionalShadow(pos.xyz, norm.xyz, frag); #endif #ifdef USE_INDEXED_TEX - vec4 diff = diffuseLookup(vary_texcoord0.xy); + vec4 diff = diffuseLookup(vary_texcoord0.xy); #else - vec4 diff = texture2D(diffuseMap,vary_texcoord0.xy); + vec4 diff = texture2D(diffuseMap,vary_texcoord0.xy); #endif #ifdef FOR_IMPOSTOR - vec4 color; - color.rgb = diff.rgb; - color.a = 1.0; + vec4 color; + color.rgb = diff.rgb; + color.a = 1.0; #ifdef USE_VERTEX_COLOR - float final_alpha = diff.a * vertex_color.a; - diff.rgb *= vertex_color.rgb; + float final_alpha = diff.a * vertex_color.a; + diff.rgb *= vertex_color.rgb; #else - float final_alpha = diff.a; + float final_alpha = diff.a; #endif - - // Insure we don't pollute depth with invis pixels in impostor rendering - // - if (final_alpha < 0.01) - { - discard; - } + + // Insure we don't pollute depth with invis pixels in impostor rendering + // + if (final_alpha < 0.01) + { + discard; + } #else - + #ifdef USE_VERTEX_COLOR - float final_alpha = diff.a * vertex_color.a; - diff.rgb *= vertex_color.rgb; + float final_alpha = diff.a * vertex_color.a; + diff.rgb *= vertex_color.rgb; #else - float final_alpha = diff.a; + float final_alpha = diff.a; #endif + diff.rgb = srgb_to_linear(diff.rgb); - vec4 gamma_diff = diff; - diff.rgb = srgb_to_linear(diff.rgb); - - vec3 norm = vary_norm; - - calcAtmospherics(pos.xyz, 1.0); + vec3 sunlit; + vec3 amblit; + vec3 additive; + vec3 atten; - vec2 abnormal = encode_normal(norm.xyz); - norm.xyz = decode_normal(abnormal.xy); + calcAtmosphericVars(pos.xyz, 1.0, sunlit, amblit, additive, atten); + sunlit *= 0.5; - float da = dot(norm.xyz, sun_dir.xyz); + vec2 abnormal = encode_normal(norm.xyz); + vec3 light_dir = (sun_up_factor == 1) ? sun_dir: moon_dir; + float da = dot(norm.xyz, light_dir.xyz); + da = clamp(da, -1.0, 1.0); + float final_da = da; - final_da = min(final_da, shadow); - final_da = max(final_da, 0.0f); - final_da = min(final_da, 1.0f); + final_da = clamp(final_da, 0.0f, 1.0f); final_da = pow(final_da, 1.0/1.3); - vec4 color = vec4(0,0,0,0); + vec4 color = vec4(0,0,0,0); - color.rgb = atmosAmbient(color.rgb); - color.a = final_alpha; + color.rgb = amblit; + color.a = final_alpha; - float ambient = abs(da); - ambient *= 0.5; - ambient *= ambient; - ambient = (1.0-ambient); + float ambient = da; + ambient *= 0.5; + ambient *= ambient; + ambient = max(0.66, ambient); // keeps shadows dark + ambient = 1.0 - ambient; - color.rgb *= ambient; - color.rgb += atmosAffectDirectionalLight(final_da); - color.rgb *= gamma_diff.rgb; + vec3 sun_contrib = min(final_da, shadow) * sunlit; - //color.rgb = mix(diff.rgb, color.rgb, final_alpha); - - color.rgb = atmosLighting(color.rgb); - color.rgb = scaleSoftClip(color.rgb); + color.rgb *= ambient; - vec4 light = vec4(0,0,0,0); +vec3 post_ambient = color.rgb; - color.rgb = srgb_to_linear(color.rgb); - - #define LIGHT_LOOP(i) light.rgb += calcPointLightOrSpotLight(light_diffuse[i].rgb, diff.rgb, pos.xyz, norm, light_position[i], light_direction[i].xyz, light_attenuation[i].x, light_attenuation[i].y, light_attenuation[i].z); + color.rgb += sun_contrib; - LIGHT_LOOP(1) - LIGHT_LOOP(2) - LIGHT_LOOP(3) - LIGHT_LOOP(4) - LIGHT_LOOP(5) - LIGHT_LOOP(6) - LIGHT_LOOP(7) +vec3 post_sunlight = color.rgb; - // keep it linear - // - color.rgb += light.rgb; + color.rgb *= diff.rgb; - // straight to display gamma, we're post-deferred - // - color.rgb = linear_to_srgb(color.rgb); +vec3 post_diffuse = color.rgb; -#ifdef WATER_FOG - color = applyWaterFogDeferred(pos.xyz, color); + //color.rgb = mix(diff.rgb, color.rgb, final_alpha); + + color.rgb = atmosFragLighting(color.rgb, additive, atten); + color.rgb = scaleSoftClipFrag(color.rgb); + + vec4 light = vec4(0,0,0,0); + +vec3 prelight_linearish_maybe = srgb_to_linear(color.rgb); + + #define LIGHT_LOOP(i) light.rgb += calcPointLightOrSpotLight(light_diffuse[i].rgb, diff.rgb, pos.xyz, norm, light_position[i], light_direction[i].xyz, light_attenuation[i].x, light_attenuation[i].y, light_attenuation[i].z, light_attenuation[i].w * 0.5); + + LIGHT_LOOP(1) + LIGHT_LOOP(2) + LIGHT_LOOP(3) + LIGHT_LOOP(4) + LIGHT_LOOP(5) + LIGHT_LOOP(6) + LIGHT_LOOP(7) + +vec3 light_linear = light.rgb; + + // keep it linear + // + color.rgb += light.rgb; + +vec3 postlight_linear = color.rgb; + +//color.rgb = light_linear; + + color.rgb = linear_to_srgb(color.rgb); #endif +#ifdef WATER_FOG + color = applyWaterFogView(pos.xyz, color); #endif - frag_color = color; + + frag_color = color; } diff --git a/indra/newview/app_settings/shaders/class1/deferred/aoUtil.glsl b/indra/newview/app_settings/shaders/class1/deferred/aoUtil.glsl new file mode 100644 index 0000000000..23adbded5e --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/deferred/aoUtil.glsl @@ -0,0 +1,123 @@ +/** + * @file class1/deferred/aoUtil.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform sampler2D noiseMap; +uniform sampler2DRect normalMap; +uniform sampler2DRect depthMap; + +uniform float ssao_radius; +uniform float ssao_max_radius; +uniform float ssao_factor; +uniform float ssao_factor_inv; + +uniform mat4 inv_proj; +uniform vec2 screen_res; + +vec2 getScreenCoordinateAo(vec2 screenpos) +{ + vec2 sc = screenpos.xy * 2.0; + if (screen_res.x > 0 && screen_res.y > 0) + { + sc /= screen_res; + } + return sc - vec2(1.0, 1.0); +} + +float getDepthAo(vec2 pos_screen) +{ + float depth = texture2DRect(depthMap, pos_screen).r; + return depth; +} + +vec4 getPositionAo(vec2 pos_screen) +{ + float depth = getDepthAo(pos_screen); + vec2 sc = getScreenCoordinateAo(pos_screen); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} + +vec2 getKern(int i) +{ + vec2 kern[8]; + // exponentially (^2) distant occlusion samples spread around origin + kern[0] = vec2(-1.0, 0.0) * 0.125*0.125; + kern[1] = vec2(1.0, 0.0) * 0.250*0.250; + kern[2] = vec2(0.0, 1.0) * 0.375*0.375; + kern[3] = vec2(0.0, -1.0) * 0.500*0.500; + kern[4] = vec2(0.7071, 0.7071) * 0.625*0.625; + kern[5] = vec2(-0.7071, -0.7071) * 0.750*0.750; + kern[6] = vec2(-0.7071, 0.7071) * 0.875*0.875; + kern[7] = vec2(0.7071, -0.7071) * 1.000*1.000; + + return kern[i]; +} + +//calculate decreases in ambient lighting when crowded out (SSAO) +float calcAmbientOcclusion(vec4 pos, vec3 norm, vec2 pos_screen) +{ + float ret = 1.0; + vec3 pos_world = pos.xyz; + vec2 noise_reflect = texture2D(noiseMap, pos_screen.xy/128.0).xy; + + float angle_hidden = 0.0; + float points = 0; + + float scale = min(ssao_radius / -pos_world.z, ssao_max_radius); + + // it was found that keeping # of samples a constant was the fastest, probably due to compiler optimizations (unrolling?) + for (int i = 0; i < 8; i++) + { + vec2 samppos_screen = pos_screen + scale * reflect(getKern(i), noise_reflect); + vec3 samppos_world = getPositionAo(samppos_screen).xyz; + + vec3 diff = pos_world - samppos_world; + float dist2 = dot(diff, diff); + + // assume each sample corresponds to an occluding sphere with constant radius, constant x-sectional area + // --> solid angle shrinking by the square of distance + //radius is somewhat arbitrary, can approx with just some constant k * 1 / dist^2 + //(k should vary inversely with # of samples, but this is taken care of later) + + float funky_val = (dot((samppos_world - 0.05*norm - pos_world), norm) > 0.0) ? 1.0 : 0.0; + angle_hidden = angle_hidden + funky_val * min(1.0/dist2, ssao_factor_inv); + + // 'blocked' samples (significantly closer to camera relative to pos_world) are "no data", not "no occlusion" + float diffz_val = (diff.z > -1.0) ? 1.0 : 0.0; + points = points + diffz_val; + } + + angle_hidden = min(ssao_factor*angle_hidden/points, 1.0); + + float points_val = (points > 0.0) ? 1.0 : 0.0; + ret = (1.0 - (points_val * angle_hidden)); + + ret = max(ret, 0.0); + return min(ret, 1.0); +} + diff --git a/indra/newview/app_settings/shaders/class1/deferred/attachmentShadowF.glsl b/indra/newview/app_settings/shaders/class1/deferred/attachmentShadowF.glsl index 22c9a4d14e..8e9a5fcd41 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/attachmentShadowF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/attachmentShadowF.glsl @@ -22,6 +22,8 @@ * $/LicenseInfo$ */ +/*[EXTRA_CODE_HERE]*/ + #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_color; #else diff --git a/indra/newview/app_settings/shaders/class1/deferred/attachmentShadowV.glsl b/indra/newview/app_settings/shaders/class1/deferred/attachmentShadowV.glsl index 3f90600ace..0fa0edfd67 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/attachmentShadowV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/attachmentShadowV.glsl @@ -41,7 +41,7 @@ void main() vec4 p = projection_matrix * vec4(pos, 1.0); -#if !DEPTH_CLAMP +#if !defined(DEPTH_CLAMP) p.z = max(p.z, -p.w+0.01); gl_Position = p; #else diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaNoColorV.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaNoColorV.glsl index c8ddefac26..e68b082d43 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaNoColorV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaNoColorV.glsl @@ -34,12 +34,9 @@ mat4 getSkinnedTransform(); void calcAtmospherics(vec3 inPositionEye); float calcDirectionalLight(vec3 n, vec3 l); -float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float is_pointlight); vec3 atmosAmbient(vec3 light); vec3 atmosAffectDirectionalLight(float lightIntensity); -vec3 scaleDownLight(vec3 light); -vec3 scaleUpLight(vec3 light); VARYING vec3 vary_position; VARYING vec3 vary_ambient; @@ -59,12 +56,6 @@ uniform vec3 light_direction[8]; uniform vec3 light_attenuation[8]; uniform vec3 light_diffuse[8]; -float calcDirectionalLight(vec3 n, vec3 l) -{ - float a = max(dot(n,l),0.0); - return a; -} - float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight) { //get light vector diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl index 662c762bca..60d83cc623 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/avatarF.glsl @@ -23,6 +23,8 @@ * $/LicenseInfo$ */ +/*[EXTRA_CODE_HERE]*/ + #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_data[3]; #else @@ -36,11 +38,7 @@ uniform float minimum_alpha; VARYING vec3 vary_normal; VARYING vec2 vary_texcoord0; -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} +vec2 encode_normal(vec3 n); void main() { diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarShadowF.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarShadowF.glsl index b809b73973..50020a50d8 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/avatarShadowF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/avatarShadowF.glsl @@ -22,7 +22,9 @@ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ - + +/*[EXTRA_CODE_HERE]*/ + #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_color; #else @@ -31,7 +33,7 @@ out vec4 frag_color; uniform sampler2D diffuseMap; -#if !DEPTH_CLAMP +#if !defined(DEPTH_CLAMP) VARYING vec4 post_pos; #endif @@ -39,7 +41,7 @@ void main() { frag_color = vec4(1,1,1,1); -#if !DEPTH_CLAMP +#if !defined(DEPTH_CLAMP) gl_FragDepth = max(post_pos.z/post_pos.w*0.5+0.5, 0.0); #endif } diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarShadowV.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarShadowV.glsl index bde1ad4e9f..91b25613e0 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/avatarShadowV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/avatarShadowV.glsl @@ -31,7 +31,7 @@ ATTRIBUTE vec3 position; ATTRIBUTE vec3 normal; ATTRIBUTE vec2 texcoord0; -#if !DEPTH_CLAMP +#if !defined(DEPTH_CLAMP) VARYING vec4 post_pos; #endif @@ -53,7 +53,7 @@ void main() norm = normalize(norm); pos = projection_matrix * pos; -#if !DEPTH_CLAMP +#if !defined(DEPTH_CLAMP) post_pos = pos; gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w); diff --git a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl index cbd8d2ebfc..596d0274af 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/blurLightF.glsl @@ -33,7 +33,6 @@ out vec4 frag_color; #define frag_color gl_FragColor #endif -uniform sampler2DRect depthMap; uniform sampler2DRect normalMap; uniform sampler2DRect lightMap; @@ -45,100 +44,68 @@ uniform float kern_scale; VARYING vec2 vary_fragcoord; -uniform mat4 inv_proj; -uniform vec2 screen_res; - -vec4 getPosition(vec2 pos_screen) -{ - float depth = texture2DRect(depthMap, pos_screen.xy).r; - vec2 sc = pos_screen.xy*2.0; - sc /= screen_res; - sc -= vec2(1.0,1.0); - vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); - vec4 pos = inv_proj * ndc; - pos /= pos.w; - pos.w = 1.0; - return pos; -} - -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} - -vec3 decode_normal (vec2 enc) -{ - vec2 fenc = enc*4-2; - float f = dot(fenc,fenc); - float g = sqrt(1-f/4); - vec3 n; - n.xy = fenc*g; - n.z = 1-f/2; - return n; -} +vec4 getPosition(vec2 pos_screen); +vec3 getNorm(vec2 pos_screen); void main() { vec2 tc = vary_fragcoord.xy; - vec3 norm = texture2DRect(normalMap, tc).xyz; - norm = decode_normal(norm.xy); // unpack norm - - vec3 pos = getPosition(tc).xyz; - vec4 ccol = texture2DRect(lightMap, tc).rgba; - - vec2 dlt = kern_scale * delta / (1.0+norm.xy*norm.xy); - dlt /= max(-pos.z*dist_factor, 1.0); - - vec2 defined_weight = kern[0].xy; // special case the first (centre) sample's weight in the blur; we have to sample it anyway so we get it for 'free' - vec4 col = defined_weight.xyxx * ccol; - - // relax tolerance according to distance to avoid speckling artifacts, as angles and distances are a lot more abrupt within a small screen area at larger distances - float pointplanedist_tolerance_pow2 = pos.z*pos.z*0.00005; - - // perturb sampling origin slightly in screen-space to hide edge-ghosting artifacts where smoothing radius is quite large - float tc_mod = 0.5*(tc.x + tc.y); // mod(tc.x+tc.y,2) - tc_mod -= floor(tc_mod); - tc_mod *= 2.0; - tc += ( (tc_mod - 0.5) * kern[1].z * dlt * 0.5 ); - - for (int i = 1; i < 4; i++) - { - vec2 samptc = tc + kern[i].z*dlt; - vec3 samppos = getPosition(samptc).xyz; - - float d = dot(norm.xyz, samppos.xyz-pos.xyz);// dist from plane - - if (d*d <= pointplanedist_tolerance_pow2) - { - col += texture2DRect(lightMap, samptc)*kern[i].xyxx; - defined_weight += kern[i].xy; - } - } - - for (int i = 1; i < 4; i++) - { - vec2 samptc = tc - kern[i].z*dlt; - vec3 samppos = getPosition(samptc).xyz; - - float d = dot(norm.xyz, samppos.xyz-pos.xyz);// dist from plane - - if (d*d <= pointplanedist_tolerance_pow2) - { - col += texture2DRect(lightMap, samptc)*kern[i].xyxx; - defined_weight += kern[i].xy; - } - } - - col /= defined_weight.xyxx; - col.y *= col.y; - - frag_color = col; + vec3 norm = getNorm(tc); + vec3 pos = getPosition(tc).xyz; + vec4 ccol = texture2DRect(lightMap, tc).rgba; + + vec2 dlt = kern_scale * delta / (1.0+norm.xy*norm.xy); + dlt /= max(-pos.z*dist_factor, 1.0); + + vec2 defined_weight = kern[0].xy; // special case the first (centre) sample's weight in the blur; we have to sample it anyway so we get it for 'free' + vec4 col = defined_weight.xyxx * ccol; + + // relax tolerance according to distance to avoid speckling artifacts, as angles and distances are a lot more abrupt within a small screen area at larger distances + float pointplanedist_tolerance_pow2 = pos.z*pos.z*0.00005; + + // perturb sampling origin slightly in screen-space to hide edge-ghosting artifacts where smoothing radius is quite large + float tc_mod = 0.5*(tc.x + tc.y); // mod(tc.x+tc.y,2) + tc_mod -= floor(tc_mod); + tc_mod *= 2.0; + tc += ( (tc_mod - 0.5) * kern[1].z * dlt * 0.5 ); + + for (int i = 1; i < 4; i++) + { + vec2 samptc = tc + kern[i].z*dlt; + vec3 samppos = getPosition(samptc).xyz; + + float d = dot(norm.xyz, samppos.xyz-pos.xyz);// dist from plane + + if (d*d <= pointplanedist_tolerance_pow2) + { + col += texture2DRect(lightMap, samptc)*kern[i].xyxx; + defined_weight += kern[i].xy; + } + } + + for (int i = 1; i < 4; i++) + { + vec2 samptc = tc - kern[i].z*dlt; + vec3 samppos = getPosition(samptc).xyz; + + float d = dot(norm.xyz, samppos.xyz-pos.xyz);// dist from plane + + if (d*d <= pointplanedist_tolerance_pow2) + { + col += texture2DRect(lightMap, samptc)*kern[i].xyxx; + defined_weight += kern[i].xy; + } + } + + col /= defined_weight.xyxx; + col.y *= col.y; + + frag_color = col; #ifdef IS_AMD_CARD - // If it's AMD make sure the GLSL compiler sees the arrays referenced once by static index. Otherwise it seems to optimise the storage awawy which leads to unfun crashes and artifacts. - vec3 dummy1 = kern[0]; - vec3 dummy2 = kern[3]; + // If it's AMD make sure the GLSL compiler sees the arrays referenced once by static index. Otherwise it seems to optimise the storage awawy which leads to unfun crashes and artifacts. + vec3 dummy1 = kern[0]; + vec3 dummy2 = kern[3]; #endif } diff --git a/indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl b/indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl index 58fb01d200..b5677a07ee 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/bumpF.glsl @@ -22,6 +22,8 @@ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ + +/*[EXTRA_CODE_HERE]*/ #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_data[3]; @@ -40,11 +42,7 @@ VARYING vec3 vary_mat2; VARYING vec4 vertex_color; VARYING vec2 vary_texcoord0; -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} +vec2 encode_normal(vec3 n); void main() { diff --git a/indra/newview/app_settings/shaders/class1/deferred/cloudShadowF.glsl b/indra/newview/app_settings/shaders/class1/deferred/cloudShadowF.glsl new file mode 100644 index 0000000000..035e979827 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/deferred/cloudShadowF.glsl @@ -0,0 +1,128 @@ +/** + * @file class3/deferred/cloudsF.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_color; +#else +#define frag_color gl_FragColor +#endif + +uniform sampler2D diffuseMap; + +VARYING vec4 pos; +VARYING float target_pos_x; +VARYING float vary_CloudDensity; +VARYING vec2 vary_texcoord0; +VARYING vec2 vary_texcoord1; +VARYING vec2 vary_texcoord2; +VARYING vec2 vary_texcoord3; + +uniform sampler2D cloud_noise_texture; +uniform sampler2D cloud_noise_texture_next; +uniform float blend_factor; +uniform vec4 cloud_pos_density1; +uniform vec4 cloud_pos_density2; +uniform vec4 sunlight_color; +uniform vec4 cloud_color; +uniform float cloud_shadow; +uniform float cloud_scale; +uniform float cloud_variance; +uniform vec3 ambient; +uniform vec3 camPosLocal; +uniform vec3 sun_dir; +uniform float sun_size; +uniform float far_z; + +#if !defined(DEPTH_CLAMP) +VARYING vec4 post_pos; +#endif + +vec4 cloudNoise(vec2 uv) +{ + vec4 a = texture2D(cloud_noise_texture, uv); + vec4 b = texture2D(cloud_noise_texture_next, uv); + vec4 cloud_noise_sample = mix(a, b, blend_factor); + return normalize(cloud_noise_sample); +} + +void main() +{ + // Set variables + vec2 uv1 = vary_texcoord0.xy; + vec2 uv2 = vary_texcoord1.xy; + vec2 uv3 = vary_texcoord2.xy; + float cloudDensity = 2.0 * (cloud_shadow - 0.25); + + if (cloud_scale >= 0.0001) + { + vec2 uv4 = vary_texcoord3.xy; + + vec2 disturbance = vec2(cloudNoise(uv1 / 8.0f).x, cloudNoise((uv3 + uv1) / 16.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); + vec2 disturbance2 = vec2(cloudNoise((uv1 + uv3) / 4.0f).x, cloudNoise((uv4 + uv2) / 8.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); + + // Offset texture coords + uv1 += cloud_pos_density1.xy + (disturbance * 0.02); //large texture, visible density + uv2 += cloud_pos_density1.xy; //large texture, self shadow + uv3 += cloud_pos_density2.xy; //small texture, visible density + uv4 += cloud_pos_density2.xy; //small texture, self shadow + + float density_variance = min(1.0, (disturbance.x* 2.0 + disturbance.y* 2.0 + disturbance2.x + disturbance2.y)); + + cloudDensity *= 1.0 - (density_variance * density_variance); + + // Compute alpha1, the main cloud opacity + float alpha1 = (cloudNoise(uv1).x - 0.5) + (cloudNoise(uv3).x - 0.5) * cloud_pos_density2.z; + alpha1 = min(max(alpha1 + cloudDensity, 0.) * 10 * cloud_pos_density1.z, 1.); + + // And smooth + alpha1 = 1. - alpha1 * alpha1; + alpha1 = 1. - alpha1 * alpha1; + + if (alpha1 < 0.001f) + { + discard; + } + + // Compute alpha2, for self shadowing effect + // (1 - alpha2) will later be used as percentage of incoming sunlight + float alpha2 = (cloudNoise(uv2).x - 0.5); + alpha2 = min(max(alpha2 + cloudDensity, 0.) * 2.5 * cloud_pos_density1.z, 1.); + + // And smooth + alpha2 = 1. - alpha2; + alpha2 = 1. - alpha2 * alpha2; + + frag_color = vec4(alpha1, alpha1, alpha1, 1); + } + else + { + frag_color = vec4(1); + } + +#if !defined(DEPTH_CLAMP) + gl_FragDepth = max(post_pos.z/post_pos.w*0.5+0.5, 0.0); +#endif + +} diff --git a/indra/newview/app_settings/shaders/class1/deferred/cloudShadowV.glsl b/indra/newview/app_settings/shaders/class1/deferred/cloudShadowV.glsl new file mode 100644 index 0000000000..effb070f93 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/deferred/cloudShadowV.glsl @@ -0,0 +1,63 @@ +/** + * @file cloudShadowV.glsl + * + * $LicenseInfo:firstyear=2011&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2011, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform mat4 texture_matrix0; +uniform mat4 modelview_projection_matrix; +uniform float shadow_target_width; + +ATTRIBUTE vec3 position; +ATTRIBUTE vec4 diffuse_color; +ATTRIBUTE vec2 texcoord0; + +#if !defined(DEPTH_CLAMP) +VARYING float pos_zd2; +#endif + +VARYING vec4 pos; +VARYING float target_pos_x; +VARYING vec2 vary_texcoord0; +VARYING vec4 vertex_color; + +void passTextureIndex(); + +void main() +{ + //transform vertex + vec4 pre_pos = vec4(position.xyz, 1.0); + pos = modelview_projection_matrix * pre_pos; + target_pos_x = 0.5 * (shadow_target_width - 1.0) * pos.x; + +#if !defined(DEPTH_CLAMP) + pos_zd2 = pos.z * 0.5; + gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w); +#else + gl_Position = pos; +#endif + + passTextureIndex(); + + vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy; + vertex_color = diffuse_color; +} diff --git a/indra/newview/app_settings/shaders/class1/deferred/cloudsF.glsl b/indra/newview/app_settings/shaders/class1/deferred/cloudsF.glsl index 1d8ca04ccd..9535cd6870 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/cloudsF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/cloudsF.glsl @@ -22,7 +22,7 @@ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ - +/*[EXTRA_CODE_HERE]*/ #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_data[3]; @@ -39,69 +39,92 @@ VARYING vec4 vary_CloudColorAmbient; VARYING float vary_CloudDensity; uniform sampler2D cloud_noise_texture; +uniform sampler2D cloud_noise_texture_next; +uniform float blend_factor; uniform vec4 cloud_pos_density1; uniform vec4 cloud_pos_density2; uniform vec4 gamma; +uniform float cloud_scale; +uniform float cloud_variance; VARYING vec2 vary_texcoord0; VARYING vec2 vary_texcoord1; VARYING vec2 vary_texcoord2; VARYING vec2 vary_texcoord3; +VARYING float altitude_blend_factor; /// Soft clips the light with a gamma correction -vec3 scaleSoftClip(vec3 light) { - //soft clip effect: - light = 1. - clamp(light, vec3(0.), vec3(1.)); - light = 1. - pow(light, gamma.xxx); +vec3 scaleSoftClip(vec3 light); +vec3 linear_to_srgb(vec3 c); - return light; +vec4 cloudNoise(vec2 uv) +{ + vec4 a = texture2D(cloud_noise_texture, uv); + vec4 b = texture2D(cloud_noise_texture_next, uv); + vec4 cloud_noise_sample = mix(a, b, blend_factor); + return cloud_noise_sample; } void main() { - // Set variables - vec2 uv1 = vary_texcoord0.xy; - vec2 uv2 = vary_texcoord1.xy; - - vec4 cloudColorSun = vary_CloudColorSun; - vec4 cloudColorAmbient = vary_CloudColorAmbient; - float cloudDensity = vary_CloudDensity; - vec2 uv3 = vary_texcoord2.xy; - vec2 uv4 = vary_texcoord3.xy; - - // Offset texture coords - uv1 += cloud_pos_density1.xy; //large texture, visible density - uv2 += cloud_pos_density1.xy; //large texture, self shadow - uv3 += cloud_pos_density2.xy; //small texture, visible density - uv4 += cloud_pos_density2.xy; //small texture, self shadow - - - // Compute alpha1, the main cloud opacity - float alpha1 = (texture2D(cloud_noise_texture, uv1).x - 0.5) + (texture2D(cloud_noise_texture, uv3).x - 0.5) * cloud_pos_density2.z; - alpha1 = min(max(alpha1 + cloudDensity, 0.) * 10. * cloud_pos_density1.z, 1.); - - // And smooth - alpha1 = 1. - alpha1 * alpha1; - alpha1 = 1. - alpha1 * alpha1; - - - // Compute alpha2, for self shadowing effect - // (1 - alpha2) will later be used as percentage of incoming sunlight - float alpha2 = (texture2D(cloud_noise_texture, uv2).x - 0.5); - alpha2 = min(max(alpha2 + cloudDensity, 0.) * 2.5 * cloud_pos_density1.z, 1.); - - // And smooth - alpha2 = 1. - alpha2; - alpha2 = 1. - alpha2 * alpha2; - - // Combine - vec4 color; - color = (cloudColorSun*(1.-alpha2) + cloudColorAmbient); - color *= 2.; - - /// Gamma correct for WL (soft clip effect). - frag_data[0] = vec4(scaleSoftClip(color.rgb), alpha1); - frag_data[1] = vec4(0.0,0.0,0.0,0.0); - frag_data[2] = vec4(0,0,1,0); + // Set variables + vec2 uv1 = vary_texcoord0.xy; + vec2 uv2 = vary_texcoord1.xy; + + vec4 cloudColorSun = vary_CloudColorSun; + vec4 cloudColorAmbient = vary_CloudColorAmbient; + float cloudDensity = vary_CloudDensity; + vec2 uv3 = vary_texcoord2.xy; + vec2 uv4 = vary_texcoord3.xy; + + if (cloud_scale < 0.001) + { + discard; + } + + vec2 disturbance = vec2(cloudNoise(uv1 / 8.0f).x, cloudNoise((uv3 + uv1) / 16.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); + vec2 disturbance2 = vec2(cloudNoise((uv1 + uv3) / 4.0f).x, cloudNoise((uv4 + uv2) / 8.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); + + // Offset texture coords + uv1 += cloud_pos_density1.xy + (disturbance * 0.02); //large texture, visible density + uv2 += cloud_pos_density1.xy; //large texture, self shadow + uv3 += cloud_pos_density2.xy; //small texture, visible density + uv4 += cloud_pos_density2.xy; //small texture, self shadow + + float density_variance = min(1.0, (disturbance.x* 2.0 + disturbance.y* 2.0 + disturbance2.x + disturbance2.y)); + + cloudDensity *= 1.0 - (density_variance * density_variance); + + // Compute alpha1, the main cloud opacity + + float alpha1 = (cloudNoise(uv1).x - 0.5) + (cloudNoise(uv3).x - 0.5) * cloud_pos_density2.z; + alpha1 = min(max(alpha1 + cloudDensity, 0.) * 10 * cloud_pos_density1.z, 1.); + + // And smooth + alpha1 = 1. - alpha1 * alpha1; + alpha1 = 1. - alpha1 * alpha1; + + alpha1 *= altitude_blend_factor; + alpha1 = clamp(alpha1, 0.0, 1.0); + + // Compute alpha2, for self shadowing effect + // (1 - alpha2) will later be used as percentage of incoming sunlight + float alpha2 = (cloudNoise(uv2).x - 0.5); + alpha2 = min(max(alpha2 + cloudDensity, 0.) * 2.5 * cloud_pos_density1.z, 1.); + + // And smooth + alpha2 = 1. - alpha2; + alpha2 = 1. - alpha2 * alpha2; + + // Combine + vec4 color; + color = (cloudColorSun*(1.-alpha2) + cloudColorAmbient); + color.rgb= max(vec3(0), color.rgb); + color.rgb = linear_to_srgb(color.rgb); + + /// Gamma correct for WL (soft clip effect). + frag_data[0] = vec4(scaleSoftClip(color.rgb), alpha1); + frag_data[1] = vec4(0.0,0.0,0.0,0.0); + frag_data[2] = vec4(0,0,1,0); } diff --git a/indra/newview/app_settings/shaders/class1/deferred/cloudsV.glsl b/indra/newview/app_settings/shaders/class1/deferred/cloudsV.glsl index 17f425475c..cfe5632ec0 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/cloudsV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/cloudsV.glsl @@ -41,12 +41,15 @@ VARYING vec2 vary_texcoord0; VARYING vec2 vary_texcoord1; VARYING vec2 vary_texcoord2; VARYING vec2 vary_texcoord3; +VARYING float altitude_blend_factor; // Inputs uniform vec3 camPosLocal; uniform vec4 lightnorm; uniform vec4 sunlight_color; +uniform vec4 moonlight_color; +uniform int sun_up_factor; uniform vec4 ambient; uniform vec4 blue_horizon; uniform vec4 blue_density; @@ -58,6 +61,7 @@ uniform float density_multiplier; uniform float max_y; uniform vec4 glow; +uniform float sun_moon_glow_factor; uniform vec4 cloud_color; @@ -74,12 +78,15 @@ void main() // Get relative position vec3 P = position.xyz - camPosLocal.xyz + vec3(0,50,0); + altitude_blend_factor = (P.y > -4096.0) ? 1.0 : 1.0 - clamp(abs(P.y) / max_y, 0.0, 1.0); + // Set altitude if (P.y > 0.) { P *= (max_y / P.y); } else + if (P.y <= 0.0) { P *= (-32000. / P.y); } @@ -93,7 +100,7 @@ void main() vec4 temp2 = vec4(0.); vec4 blue_weight; vec4 haze_weight; - vec4 sunlight = sunlight_color; + vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; vec4 light_atten; @@ -119,7 +126,6 @@ void main() // compiler gets confused. temp1 = exp(-temp1 * temp2.z); - // Compute haze glow temp2.x = dot(Pn, lightnorm.xyz); temp2.x = 1. - temp2.x; @@ -131,6 +137,8 @@ void main() temp2.x = pow(temp2.x, glow.z); // glow.z should be negative, so we're doing a sort of (1 / "angle") function + temp2.x *= sun_moon_glow_factor; + // Add "minimum anti-solar illumination" temp2.x += .25; @@ -170,7 +178,7 @@ void main() // Texture coords vary_texcoord0 = texcoord0; vary_texcoord0.xy -= 0.5; - vary_texcoord0.xy /= cloud_scale; + vary_texcoord0.xy /= max(0.001, cloud_scale); vary_texcoord0.xy += 0.5; vary_texcoord1 = vary_texcoord0; diff --git a/indra/newview/app_settings/shaders/class1/deferred/cofF.glsl b/indra/newview/app_settings/shaders/class1/deferred/cofF.glsl index fef1c5a584..079d8458c9 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/cofF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/cofF.glsl @@ -50,15 +50,6 @@ uniform vec2 screen_res; VARYING vec2 vary_fragcoord; -float getDepth(vec2 pos_screen) -{ - float z = texture2DRect(depthMap, pos_screen.xy).r; - z = z*2.0-1.0; - vec4 ndc = vec4(0.0, 0.0, z, 1.0); - vec4 p = inv_proj*ndc; - return p.z/p.w; -} - float calc_cof(float depth) { float sc = (depth-focal_distance)/-depth*blur_constant; @@ -77,8 +68,12 @@ float calc_cof(float depth) void main() { vec2 tc = vary_fragcoord.xy; - - float depth = getDepth(tc); + + float z = texture2DRect(depthMap, tc).r; + z = z*2.0-1.0; + vec4 ndc = vec4(0.0, 0.0, z, 1.0); + vec4 p = inv_proj*ndc; + float depth = p.z/p.w; vec4 diff = texture2DRect(diffuseRect, vary_fragcoord.xy); diff --git a/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl b/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl new file mode 100644 index 0000000000..e27bbce094 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/deferred/deferredUtil.glsl @@ -0,0 +1,79 @@ +/** + * @file class1/deferred/deferredUtil.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform sampler2DRect normalMap; +uniform sampler2DRect depthMap; + +uniform mat4 inv_proj; +uniform vec2 screen_res; + +vec2 getScreenCoordinate(vec2 screenpos) +{ + vec2 sc = screenpos.xy * 2.0; + if (screen_res.x > 0 && screen_res.y > 0) + { + sc /= screen_res; + } + return sc - vec2(1.0, 1.0); +} + +vec3 getNorm(vec2 screenpos) +{ + vec2 enc = texture2DRect(normalMap, screenpos.xy).xy; + vec2 fenc = enc*4-2; + float f = dot(fenc,fenc); + float g = sqrt(1-f/4); + vec3 n; + n.xy = fenc*g; + n.z = 1-f/2; + return n; +} + +float getDepth(vec2 pos_screen) +{ + float depth = texture2DRect(depthMap, pos_screen).r; + return depth; +} + +vec4 getPosition(vec2 pos_screen) +{ + float depth = getDepth(pos_screen); + vec2 sc = getScreenCoordinate(pos_screen); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} + +vec4 getPositionWithDepth(vec2 pos_screen, float depth) +{ + vec2 sc = getScreenCoordinate(pos_screen); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskF.glsl index 7930b5d18b..b328ee9483 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskF.glsl @@ -23,6 +23,8 @@ * $/LicenseInfo$ */ +/*[EXTRA_CODE_HERE]*/ + #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_data[3]; #else @@ -37,11 +39,7 @@ VARYING vec3 vary_normal; VARYING vec4 vertex_color; VARYING vec2 vary_texcoord0; -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} +vec2 encode_normal(vec3 n); void main() { diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl index 8525e13333..fc5c86b4d6 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl @@ -23,6 +23,8 @@ * $/LicenseInfo$ */ +/*[EXTRA_CODE_HERE]*/ + #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_data[3]; #else @@ -36,11 +38,7 @@ uniform float minimum_alpha; VARYING vec4 vertex_color; VARYING vec2 vary_texcoord0; -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} +vec2 encode_normal(vec3 n); void main() { diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskNoColorF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskNoColorF.glsl index 37d70a2412..1bb8eb8bd0 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskNoColorF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskNoColorF.glsl @@ -23,6 +23,7 @@ * $/LicenseInfo$ */ +/*[EXTRA_CODE_HERE]*/ #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_data[3]; @@ -37,11 +38,7 @@ uniform sampler2D diffuseMap; VARYING vec3 vary_normal; VARYING vec2 vary_texcoord0; -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} +vec2 encode_normal(vec3 n); void main() { diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl index 6befb1bd8b..8319e61242 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseF.glsl @@ -22,6 +22,8 @@ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ + +/*[EXTRA_CODE_HERE]*/ #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_data[3]; @@ -35,11 +37,7 @@ VARYING vec3 vary_normal; VARYING vec4 vertex_color; VARYING vec2 vary_texcoord0; -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} +vec2 encode_normal(vec3 n); void main() { diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseIndexedF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseIndexedF.glsl index adc361d7a2..828c325c9d 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/diffuseIndexedF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseIndexedF.glsl @@ -23,6 +23,8 @@ * $/LicenseInfo$ */ +/*[EXTRA_CODE_HERE]*/ + #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_data[3]; #else @@ -33,12 +35,7 @@ VARYING vec3 vary_normal; VARYING vec4 vertex_color; VARYING vec2 vary_texcoord0; -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} - +vec2 encode_normal(vec3 n); void main() { diff --git a/indra/newview/app_settings/shaders/class1/deferred/emissiveV.glsl b/indra/newview/app_settings/shaders/class1/deferred/emissiveV.glsl index 115b04797f..7fec3e03e7 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/emissiveV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/emissiveV.glsl @@ -36,9 +36,6 @@ void calcAtmospherics(vec3 inPositionEye); vec3 atmosAmbient(vec3 light); vec3 atmosAffectDirectionalLight(float lightIntensity); -vec3 scaleDownLight(vec3 light); -vec3 scaleUpLight(vec3 light); - VARYING vec4 vertex_color; VARYING vec2 vary_texcoord0; diff --git a/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl index 756e625d07..f98fc0d518 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl @@ -1,5 +1,5 @@ /** - * @file fullbrightF.glsl + * @file deferred/fullbrightF.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code @@ -33,7 +33,7 @@ out vec4 frag_color; #define frag_color gl_FragColor #endif -#if !HAS_DIFFUSE_LOOKUP +#if !defined(HAS_DIFFUSE_LOOKUP) uniform sampler2D diffuseMap; #endif @@ -41,108 +41,20 @@ VARYING vec3 vary_position; VARYING vec4 vertex_color; VARYING vec2 vary_texcoord0; - -vec3 srgb_to_linear(vec3 cs) -{ - vec3 low_range = cs / vec3(12.92); - vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4)); - bvec3 lte = lessThanEqual(cs,vec3(0.04045)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lte.r ? low_range.r : high_range.r; - result.g = lte.g ? low_range.g : high_range.g; - result.b = lte.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lte); -#endif - -} - -vec3 linear_to_srgb(vec3 cl) -{ - cl = clamp(cl, vec3(0), vec3(1)); - vec3 low_range = cl * 12.92; - vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055; - bvec3 lt = lessThan(cl,vec3(0.0031308)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lt.r ? low_range.r : high_range.r; - result.g = lt.g ? low_range.g : high_range.g; - result.b = lt.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lt); +#ifdef WATER_FOG +vec4 applyWaterFogView(vec3 pos, vec4 color); #endif -} - -vec3 fullbrightAtmosTransportDeferred(vec3 light) -{ - return light; -} - -vec3 fullbrightScaleSoftClipDeferred(vec3 light) -{ - //soft clip effect: - return light; -} +vec3 fullbrightAtmosTransport(vec3 light); +vec3 fullbrightScaleSoftClip(vec3 light); #ifdef HAS_ALPHA_MASK uniform float minimum_alpha; #endif -#ifdef WATER_FOG -uniform vec4 waterPlane; -uniform vec4 waterFogColor; -uniform float waterFogDensity; -uniform float waterFogKS; - -vec4 applyWaterFogDeferred(vec3 pos, vec4 color) -{ - //normalize view vector - vec3 view = normalize(pos); - float es = -(dot(view, waterPlane.xyz)); - - //find intersection point with water plane and eye vector - - //get eye depth - float e0 = max(-waterPlane.w, 0.0); - - vec3 int_v = waterPlane.w > 0.0 ? view * waterPlane.w/es : vec3(0.0, 0.0, 0.0); - - //get object depth - float depth = length(pos - int_v); - - //get "thickness" of water - float l = max(depth, 0.1); - - float kd = waterFogDensity; - float ks = waterFogKS; - vec4 kc = waterFogColor; - - float F = 0.98; - - float t1 = -kd * pow(F, ks * e0); - float t2 = kd + ks * es; - float t3 = pow(F, t2*l) - 1.0; - - float L = min(t1/t2*t3, 1.0); - - float D = pow(0.98, l*kd); - - color.rgb = color.rgb * D + kc.rgb * L; - color.a = kc.a + color.a; - - return color; -} -#endif - void main() { -#if HAS_DIFFUSE_LOOKUP +#ifdef HAS_DIFFUSE_LOOKUP vec4 color = diffuseLookup(vary_texcoord0.xy); #else vec4 color = texture2D(diffuseMap, vary_texcoord0.xy); @@ -158,18 +70,15 @@ void main() #endif color.rgb *= vertex_color.rgb; - color.rgb = srgb_to_linear(color.rgb); - color.rgb = fullbrightAtmosTransportDeferred(color.rgb); - color.rgb = fullbrightScaleSoftClipDeferred(color.rgb); - color.rgb = linear_to_srgb(color.rgb); - #ifdef WATER_FOG vec3 pos = vary_position; - vec4 fogged = applyWaterFogDeferred(pos, vec4(color.rgb, final_alpha)); + vec4 fogged = applyWaterFogView(pos, vec4(color.rgb, final_alpha)); color.rgb = fogged.rgb; color.a = fogged.a; #else + color.rgb = fullbrightAtmosTransport(color.rgb); + color.rgb = fullbrightScaleSoftClip(color.rgb); color.a = final_alpha; #endif diff --git a/indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyF.glsl b/indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyF.glsl index b0db9876d3..4005d5064d 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/fullbrightShinyF.glsl @@ -23,7 +23,7 @@ * $/LicenseInfo$ */ - +/*[EXTRA_CODE_HERE]*/ #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_color; @@ -31,7 +31,7 @@ out vec4 frag_color; #define frag_color gl_FragColor #endif -#ifndef diffuseLookup +#ifndef HAS_DIFFUSE_LOOKUP uniform sampler2D diffuseMap; #endif @@ -46,7 +46,7 @@ vec3 fullbrightScaleSoftClip(vec3 light); void main() { -#if HAS_DIFFUSE_LOOKUP +#ifdef HAS_DIFFUSE_LOOKUP vec4 color = diffuseLookup(vary_texcoord0.xy); #else vec4 color = texture2D(diffuseMap, vary_texcoord0.xy); diff --git a/indra/newview/app_settings/shaders/class1/deferred/fullbrightV.glsl b/indra/newview/app_settings/shaders/class1/deferred/fullbrightV.glsl index 8e899e3e0f..816bd0bf3e 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/fullbrightV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/fullbrightV.glsl @@ -37,8 +37,6 @@ void calcAtmospherics(vec3 inPositionEye); vec3 atmosAmbient(vec3 light); vec3 atmosAffectDirectionalLight(float lightIntensity); -vec3 scaleDownLight(vec3 light); -vec3 scaleUpLight(vec3 light); #ifdef WATER_FOG VARYING vec3 vary_position; diff --git a/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl b/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl index f8fdde43f9..d29e8a9423 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/impostorF.glsl @@ -23,6 +23,8 @@ * $/LicenseInfo$ */ +/*[EXTRA_CODE_HERE]*/ + #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_data[3]; #else @@ -38,42 +40,6 @@ uniform sampler2D specularMap; VARYING vec2 vary_texcoord0; -vec3 decode_normal (vec2 enc) -{ - vec2 fenc = enc*4-2; - float f = dot(fenc,fenc); - float g = sqrt(1-f/4); - vec3 n; - n.xy = fenc*g; - n.z = 1-f/2; - return n; -} - -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} - -vec3 linear_to_srgb(vec3 cl) -{ - cl = clamp(cl, vec3(0), vec3(1)); - vec3 low_range = cl * 12.92; - vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055; - bvec3 lt = lessThan(cl,vec3(0.0031308)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lt.r ? low_range.r : high_range.r; - result.g = lt.g ? low_range.g : high_range.g; - result.b = lt.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lt); -#endif - -} - void main() { vec4 col = texture2D(diffuseMap, vary_texcoord0.xy); @@ -86,8 +52,6 @@ void main() vec4 norm = texture2D(normalMap, vary_texcoord0.xy); vec4 spec = texture2D(specularMap, vary_texcoord0.xy); - col.rgb = linear_to_srgb(col.rgb); - frag_data[0] = vec4(col.rgb, 0.0); frag_data[1] = spec; frag_data[2] = vec4(norm.xy,0,0); diff --git a/indra/newview/app_settings/shaders/class1/deferred/indirect.glsl b/indra/newview/app_settings/shaders/class1/deferred/indirect.glsl new file mode 100644 index 0000000000..49bfa660f8 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/deferred/indirect.glsl @@ -0,0 +1,30 @@ +/** + * @file class1/deferred/indirect.glsl + * + * $LicenseInfo:firstyear=2018&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +vec3 getIndirect(vec3 ambient, vec3 norm, vec3 pos, vec2 pos_screen) +{ + return ambient; +} + diff --git a/indra/newview/app_settings/shaders/class1/deferred/luminanceF.glsl b/indra/newview/app_settings/shaders/class1/deferred/luminanceF.glsl index dcf474824d..be1003a7e0 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/luminanceF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/luminanceF.glsl @@ -22,8 +22,8 @@ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ - -uniform sampler2DRect diffuseMap; + +/*[EXTRA_CODE_HERE]*/ #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_color; @@ -31,6 +31,7 @@ out vec4 frag_color; #define frag_color gl_FragColor #endif +uniform sampler2DRect diffuseMap; VARYING vec2 vary_fragcoord; void main() diff --git a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl index 07d28ed4cd..0819f1b292 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl @@ -23,50 +23,28 @@ * $/LicenseInfo$ */ -#define DIFFUSE_ALPHA_MODE_IGNORE 0 -#define DIFFUSE_ALPHA_MODE_BLEND 1 -#define DIFFUSE_ALPHA_MODE_MASK 2 +/*[EXTRA_CODE_HERE]*/ + +#define DIFFUSE_ALPHA_MODE_IGNORE 0 +#define DIFFUSE_ALPHA_MODE_BLEND 1 +#define DIFFUSE_ALPHA_MODE_MASK 2 #define DIFFUSE_ALPHA_MODE_EMISSIVE 3 uniform float emissive_brightness; uniform float display_gamma; +uniform int sun_up_factor; -vec3 srgb_to_linear(vec3 cs) -{ - vec3 low_range = cs / vec3(12.92); - vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4)); - bvec3 lte = lessThanEqual(cs,vec3(0.04045)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lte.r ? low_range.r : high_range.r; - result.g = lte.g ? low_range.g : high_range.g; - result.b = lte.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lte); +#ifdef WATER_FOG +vec4 applyWaterFogView(vec3 pos, vec4 color); #endif -} +vec3 atmosFragLighting(vec3 l, vec3 additive, vec3 atten); +vec3 scaleSoftClipFrag(vec3 l); -vec3 linear_to_srgb(vec3 cl) -{ - cl = clamp(cl, vec3(0), vec3(1)); - vec3 low_range = cl * 12.92; - vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055; - bvec3 lt = lessThan(cl,vec3(0.0031308)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lt.r ? low_range.r : high_range.r; - result.g = lt.g ? low_range.g : high_range.g; - result.b = lt.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lt); -#endif +void calcAtmosphericVars(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten); -} +vec3 srgb_to_linear(vec3 cs); +vec3 linear_to_srgb(vec3 cs); #if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_BLEND) @@ -76,404 +54,112 @@ out vec4 frag_color; #define frag_color gl_FragColor #endif -#if HAS_SUN_SHADOW - -uniform sampler2DShadow shadowMap0; -uniform sampler2DShadow shadowMap1; -uniform sampler2DShadow shadowMap2; -uniform sampler2DShadow shadowMap3; - -uniform mat4 shadow_matrix[6]; -uniform vec4 shadow_clip; -uniform vec2 shadow_res; -uniform float shadow_bias; - -float pcfShadow(sampler2DShadow shadowMap, vec4 stc) -{ - stc.xyz /= stc.w; - stc.z += shadow_bias; - - stc.x = floor(stc.x*shadow_res.x + fract(stc.y*shadow_res.y*12345))/shadow_res.x; // add some chaotic jitter to X sample pos according to Y to disguise the snapping going on here - - float cs = shadow2D(shadowMap, stc.xyz).x; - float shadow = cs; - - shadow += shadow2D(shadowMap, stc.xyz+vec3(2.0/shadow_res.x, 1.5/shadow_res.y, 0.0)).x; - shadow += shadow2D(shadowMap, stc.xyz+vec3(1.0/shadow_res.x, -1.5/shadow_res.y, 0.0)).x; - shadow += shadow2D(shadowMap, stc.xyz+vec3(-1.0/shadow_res.x, 1.5/shadow_res.y, 0.0)).x; - shadow += shadow2D(shadowMap, stc.xyz+vec3(-2.0/shadow_res.x, -1.5/shadow_res.y, 0.0)).x; - - return shadow*0.2; -} - +#ifdef HAS_SUN_SHADOW +float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen); #endif uniform samplerCube environmentMap; -uniform sampler2D lightFunc; +uniform sampler2D lightFunc; // Inputs uniform vec4 morphFactor; uniform vec3 camPosLocal; //uniform vec4 camPosWorld; uniform vec4 gamma; -uniform vec4 lightnorm; -uniform vec4 sunlight_color; -uniform vec4 ambient; -uniform vec4 blue_horizon; -uniform vec4 blue_density; -uniform float haze_horizon; -uniform float haze_density; -uniform float cloud_shadow; -uniform float density_multiplier; -uniform float distance_multiplier; -uniform float max_y; -uniform vec4 glow; -uniform float scene_light_strength; uniform mat3 env_mat; uniform mat3 ssao_effect_mat; uniform vec3 sun_dir; +uniform vec3 moon_dir; VARYING vec2 vary_fragcoord; VARYING vec3 vary_position; -vec3 vary_PositionEye; - -vec3 vary_SunlitColor; -vec3 vary_AmblitColor; -vec3 vary_AdditiveColor; -vec3 vary_AtmosAttenuation; - uniform mat4 inv_proj; uniform vec2 screen_res; uniform vec4 light_position[8]; uniform vec3 light_direction[8]; -uniform vec3 light_attenuation[8]; +uniform vec4 light_attenuation[8]; uniform vec3 light_diffuse[8]; -#ifdef WATER_FOG -uniform vec4 waterPlane; -uniform vec4 waterFogColor; -uniform float waterFogDensity; -uniform float waterFogKS; - -vec4 applyWaterFogDeferred(vec3 pos, vec4 color) -{ - //normalize view vector - vec3 view = normalize(pos); - float es = -(dot(view, waterPlane.xyz)); - - //find intersection point with water plane and eye vector - - //get eye depth - float e0 = max(-waterPlane.w, 0.0); - - vec3 int_v = waterPlane.w > 0.0 ? view * waterPlane.w/es : vec3(0.0, 0.0, 0.0); - - //get object depth - float depth = length(pos - int_v); - - //get "thickness" of water - float l = max(depth, 0.1); - - float kd = waterFogDensity; - float ks = waterFogKS; - vec4 kc = waterFogColor; - - float F = 0.98; - - float t1 = -kd * pow(F, ks * e0); - float t2 = kd + ks * es; - float t3 = pow(F, t2*l) - 1.0; - - float L = min(t1/t2*t3, 1.0); - - float D = pow(0.98, l*kd); - - color.rgb = color.rgb * D + kc.rgb * L; - color.a = kc.a + color.a; - - return color; -} -#endif - -vec3 calcDirectionalLight(vec3 n, vec3 l) -{ - float a = max(dot(n,l),0.0); - return vec3(a,a,a); -} - - -vec3 calcPointLightOrSpotLight(vec3 light_col, vec3 npos, vec3 diffuse, vec4 spec, vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight, inout float glare) -{ - //get light vector - vec3 lv = lp.xyz-v; - - //get distance - float d = length(lv); - - float da = 1.0; - - vec3 col = vec3(0,0,0); - - if (d > 0.0 && la > 0.0 && fa > 0.0) - { - //normalize light vector - lv = normalize(lv); - - //distance attenuation - float dist = d/la; - float dist_atten = clamp(1.0-(dist-1.0*(1.0-fa))/fa, 0.0, 1.0); - dist_atten *= dist_atten; - dist_atten *= 2.0; - - // spotlight coefficient. - float spot = max(dot(-ln, lv), is_pointlight); - da *= spot*spot; // GL_SPOT_EXPONENT=2 - - //angular attenuation - da *= max(dot(n, lv), 0.0); - - float lit = max(da * dist_atten, 0.0); - - col = light_col*lit*diffuse; - - if (spec.a > 0.0) - { - //vec3 ref = dot(pos+lv, norm); - vec3 h = normalize(lv+npos); - float nh = dot(n, h); - float nv = dot(n, npos); - float vh = dot(npos, h); - float sa = nh; - float fres = pow(1 - dot(h, npos), 5)*0.4+0.5; - - float gtdenom = 2 * nh; - float gt = max(0, min(gtdenom * nv / vh, gtdenom * da / vh)); - - if (nh > 0.0) - { - float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da); - vec3 speccol = lit*scol*light_col.rgb*spec.rgb; - col += speccol; - - float cur_glare = max(speccol.r, speccol.g); - cur_glare = max(cur_glare, speccol.b); - glare = max(glare, speccol.r); - glare += max(cur_glare, 0.0); - //col += spec.rgb; - } - } - } - - return max(col, vec3(0.0,0.0,0.0)); - -} - -vec4 getPosition_d(vec2 pos_screen, float depth) -{ - vec2 sc = pos_screen.xy*2.0; - sc /= screen_res; - sc -= vec2(1.0,1.0); - vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); - vec4 pos = inv_proj * ndc; - pos /= pos.w; - pos.w = 1.0; - return pos; -} - -#ifndef WATER_FOG -vec3 getPositionEye() -{ - return vary_PositionEye; -} -#endif - -vec3 getSunlitColor() -{ - return vary_SunlitColor; -} -vec3 getAmblitColor() -{ - return vary_AmblitColor; -} -vec3 getAdditiveColor() -{ - return vary_AdditiveColor; -} -vec3 getAtmosAttenuation() -{ - return vary_AtmosAttenuation; -} - -void setPositionEye(vec3 v) -{ - vary_PositionEye = v; -} - -void setSunlitColor(vec3 v) -{ - vary_SunlitColor = v; -} - -void setAmblitColor(vec3 v) -{ - vary_AmblitColor = v; -} - -void setAdditiveColor(vec3 v) -{ - vary_AdditiveColor = v; -} - -void setAtmosAttenuation(vec3 v) -{ - vary_AtmosAttenuation = v; -} - -void calcAtmospherics(vec3 inPositionEye, float ambFactor) { - - vec3 P = inPositionEye; - setPositionEye(P); - - vec3 tmpLightnorm = lightnorm.xyz; - - vec3 Pn = normalize(P); - float Plen = length(P); - - vec4 temp1 = vec4(0); - vec3 temp2 = vec3(0); - vec4 blue_weight; - vec4 haze_weight; - vec4 sunlight = sunlight_color; - vec4 light_atten; - - //sunlight attenuation effect (hue and brightness) due to atmosphere - //this is used later for sunlight modulation at various altitudes - light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); - //I had thought blue_density and haze_density should have equal weighting, - //but attenuation due to haze_density tends to seem too strong - - temp1 = blue_density + vec4(haze_density); - blue_weight = blue_density / temp1; - haze_weight = vec4(haze_density) / temp1; - - //(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain) - temp2.y = max(0.0, tmpLightnorm.y); - temp2.y = 1. / temp2.y; - sunlight *= exp( - light_atten * temp2.y); - - // main atmospheric scattering line integral - temp2.z = Plen * density_multiplier; - - // Transparency (-> temp1) - // ATI Bugfix -- can't store temp1*temp2.z*distance_multiplier in a variable because the ati - // compiler gets confused. - temp1 = exp(-temp1 * temp2.z * distance_multiplier); - - //final atmosphere attenuation factor - setAtmosAttenuation(temp1.rgb); - - //compute haze glow - //(can use temp2.x as temp because we haven't used it yet) - temp2.x = dot(Pn, tmpLightnorm.xyz); - temp2.x = 1. - temp2.x; - //temp2.x is 0 at the sun and increases away from sun - temp2.x = max(temp2.x, .03); //was glow.y - //set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) - temp2.x *= glow.x; - //higher glow.x gives dimmer glow (because next step is 1 / "angle") - temp2.x = pow(temp2.x, glow.z); - //glow.z should be negative, so we're doing a sort of (1 / "angle") function - - //add "minimum anti-solar illumination" - temp2.x += .25; - - //increase ambient when there are more clouds - vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow * 0.5; - - /* decrease value and saturation (that in HSV, not HSL) for occluded areas - * // for HSV color/geometry used here, see http://gimp-savvy.com/BOOK/index.html?node52.html - * // The following line of code performs the equivalent of: - * float ambAlpha = tmpAmbient.a; - * float ambValue = dot(vec3(tmpAmbient), vec3(0.577)); // projection onto <1/rt(3), 1/rt(3), 1/rt(3)>, the neutral white-black axis - * vec3 ambHueSat = vec3(tmpAmbient) - vec3(ambValue); - * tmpAmbient = vec4(RenderSSAOEffect.valueFactor * vec3(ambValue) + RenderSSAOEffect.saturationFactor *(1.0 - ambFactor) * ambHueSat, ambAlpha); - */ - tmpAmbient = vec4(mix(ssao_effect_mat * tmpAmbient.rgb, tmpAmbient.rgb, ambFactor), tmpAmbient.a); - - //haze color - setAdditiveColor( - vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient) - + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x - + tmpAmbient))); - - //brightness of surface both sunlight and ambient - setSunlitColor(vec3(sunlight * .5)); - setAmblitColor(vec3(tmpAmbient * .25)); - setAdditiveColor(getAdditiveColor() * vec3(1.0 - temp1)); -} - -vec3 atmosLighting(vec3 light) -{ - light *= getAtmosAttenuation().r; - light += getAdditiveColor(); - return (2.0 * light); -} - -vec3 atmosTransport(vec3 light) { - light *= getAtmosAttenuation().r; - light += getAdditiveColor() * 2.0; - return light; -} -vec3 atmosGetDiffuseSunlightColor() -{ - return getSunlitColor(); -} - -vec3 scaleDownLight(vec3 light) -{ - return (light / vec3(scene_light_strength, scene_light_strength, scene_light_strength)); -} - -vec3 scaleUpLight(vec3 light) -{ - return (light * vec3(scene_light_strength, scene_light_strength, scene_light_strength)); -} - -vec3 atmosAmbient(vec3 light) -{ - return getAmblitColor() + (light * vec3(0.5f, 0.5f, 0.5f)); -} - -vec3 atmosAffectDirectionalLight(float lightIntensity) -{ - return getSunlitColor() * vec3(lightIntensity, lightIntensity, lightIntensity); -} - -vec3 scaleSoftClip(vec3 light) +vec3 calcPointLightOrSpotLight(vec3 light_col, vec3 npos, vec3 diffuse, vec4 spec, vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight, inout float glare, float ambiance) { - //soft clip effect: - vec3 zeroes = vec3(0.0f, 0.0f, 0.0f); - vec3 ones = vec3(1.0f, 1.0f, 1.0f); - - light = ones - clamp(light, zeroes, ones); - light = ones - pow(light, gamma.xxx); - - return light; -} - -vec3 fullbrightAtmosTransport(vec3 light) { - float brightness = dot(light.rgb, vec3(0.33333)); - - return mix(atmosTransport(light.rgb), light.rgb + getAdditiveColor().rgb, brightness * brightness); -} + //get light vector + vec3 lv = lp.xyz-v; + + //get distance + float d = length(lv); + + float da = 1.0; + + vec3 col = vec3(0,0,0); + + if (d > 0.0) + { + //normalize light vector + lv = normalize(lv); + + //distance attenuation + float dist = (la > 0) ? d/la : 1.0f; + fa += 1.0f; + float dist_atten = ( fa > 0) ? clamp(1.0-(dist-1.0*(1.0-fa))/fa, 0.0, 1.0) : 1.0f; + dist_atten *= dist_atten; + dist_atten *= 2.0f; + + // spotlight coefficient. + float spot = max(dot(-ln, lv), is_pointlight); + + //angular attenuation + da = dot(n, lv); + da = clamp(da, 0.0, 1.0); + + da *= spot*spot; // GL_SPOT_EXPONENT=2 + + float lit = max(da * dist_atten, 0.0); + + col = light_col*lit*diffuse; + + float amb_da = ambiance; + if (da > 0) + { + amb_da += (da*0.5 + 0.5) * ambiance; + } + amb_da += (da*da*0.5+0.5) * ambiance; + amb_da = min(amb_da, 1.0f - lit); + + col.rgb += amb_da * 0.5 * light_col * diffuse; + + if (spec.a > 0.0) + { + //vec3 ref = dot(pos+lv, norm); + vec3 h = normalize(lv+npos); + float nh = dot(n, h); + float nv = dot(n, npos); + float vh = dot(npos, h); + float sa = nh; + float fres = pow(1 - dot(h, npos), 5)*0.4+0.5; + + float gtdenom = 2 * nh; + float gt = max(0, min(gtdenom * nv / vh, gtdenom * da / vh)); + + if (nh > 0.0) + { + float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da); + vec3 speccol = lit*scol*light_col.rgb*spec.rgb; + speccol = clamp(speccol, vec3(0), vec3(1)); + col += speccol; + + float cur_glare = max(speccol.r, speccol.g); + cur_glare = max(cur_glare, speccol.b); + glare = max(glare, speccol.r); + glare += max(cur_glare, 0.0); + } + } + } + + return max(col, vec3(0.0,0.0,0.0)); -vec3 fullbrightScaleSoftClip(vec3 light) -{ - //soft clip effect: - return light; } #else @@ -486,11 +172,11 @@ out vec4 frag_data[3]; uniform sampler2D diffuseMap; -#if HAS_NORMAL_MAP +#ifdef HAS_NORMAL_MAP uniform sampler2D bumpMap; #endif -#if HAS_SPECULAR_MAP +#ifdef HAS_SPECULAR_MAP uniform sampler2D specularMap; VARYING vec2 vary_texcoord2; @@ -503,7 +189,7 @@ uniform vec4 specular_color; // specular color RGB and specular exponent (gloss uniform float minimum_alpha; #endif -#if HAS_NORMAL_MAP +#ifdef HAS_NORMAL_MAP VARYING vec3 vary_mat0; VARYING vec3 vary_mat1; VARYING vec3 vary_mat2; @@ -515,274 +201,220 @@ VARYING vec3 vary_normal; VARYING vec4 vertex_color; VARYING vec2 vary_texcoord0; -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} - -vec3 decode_normal (vec2 enc) -{ - vec2 fenc = enc*4-2; - float f = dot(fenc,fenc); - float g = sqrt(1-f/4); - vec3 n; - n.xy = fenc*g; - n.z = 1-f/2; - return n; -} +vec2 encode_normal(vec3 n); void main() { - vec4 diffcol = texture2D(diffuseMap, vary_texcoord0.xy); - diffcol.rgb *= vertex_color.rgb; + vec2 pos_screen = vary_texcoord0.xy; + + vec4 diffcol = texture2D(diffuseMap, vary_texcoord0.xy); + diffcol.rgb *= vertex_color.rgb; #if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_MASK) - if (diffcol.a < minimum_alpha) - { - discard; - } + if (diffcol.a < minimum_alpha) + { + discard; + } #endif #if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_BLEND) - vec3 gamma_diff = diffcol.rgb; - diffcol.rgb = srgb_to_linear(diffcol.rgb); + vec3 gamma_diff = diffcol.rgb; #endif -#if HAS_SPECULAR_MAP - vec4 spec = texture2D(specularMap, vary_texcoord2.xy); - spec.rgb *= specular_color.rgb; +#ifdef HAS_SPECULAR_MAP + vec4 spec = texture2D(specularMap, vary_texcoord2.xy); + spec.rgb *= specular_color.rgb; #else - vec4 spec = vec4(specular_color.rgb, 1.0); + vec4 spec = vec4(specular_color.rgb, 1.0); #endif -#if HAS_NORMAL_MAP - vec4 norm = texture2D(bumpMap, vary_texcoord1.xy); +#ifdef HAS_NORMAL_MAP + vec4 norm = texture2D(bumpMap, vary_texcoord1.xy); - norm.xyz = norm.xyz * 2 - 1; + norm.xyz = norm.xyz * 2 - 1; - vec3 tnorm = vec3(dot(norm.xyz,vary_mat0), - dot(norm.xyz,vary_mat1), - dot(norm.xyz,vary_mat2)); + vec3 tnorm = vec3(dot(norm.xyz,vary_mat0), + dot(norm.xyz,vary_mat1), + dot(norm.xyz,vary_mat2)); #else - vec4 norm = vec4(0,0,0,1.0); - vec3 tnorm = vary_normal; + vec4 norm = vec4(0,0,0,1.0); + vec3 tnorm = vary_normal; #endif norm.xyz = tnorm; norm.xyz = normalize(norm.xyz); - vec2 abnormal = encode_normal(norm.xyz); - norm.xyz = decode_normal(abnormal.xy); + vec2 abnormal = encode_normal(norm.xyz); - vec4 final_color = diffcol; - + vec4 final_color = diffcol; + #if (DIFFUSE_ALPHA_MODE != DIFFUSE_ALPHA_MODE_EMISSIVE) - final_color.a = emissive_brightness; + final_color.a = emissive_brightness; #else - final_color.a = max(final_color.a, emissive_brightness); + final_color.a = max(final_color.a, emissive_brightness); #endif - vec4 final_specular = spec; -#if HAS_SPECULAR_MAP - vec4 final_normal = vec4(encode_normal(normalize(tnorm)), env_intensity * spec.a, 0.0); - final_specular.a = specular_color.a * norm.a; + vec4 final_specular = spec; +#ifdef HAS_SPECULAR_MAP + vec4 final_normal = vec4(encode_normal(normalize(tnorm)), env_intensity * spec.a, 0.0); + final_specular.a = specular_color.a * norm.a; #else - vec4 final_normal = vec4(encode_normal(normalize(tnorm)), env_intensity, 0.0); - final_specular.a = specular_color.a; + vec4 final_normal = vec4(encode_normal(normalize(tnorm)), env_intensity, 0.0); + final_specular.a = specular_color.a; #endif - + #if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_BLEND) - //forward rendering, output just lit RGBA - vec3 pos = vary_position; - -#if HAS_SUN_SHADOW - float shadow = 0.0; - - vec4 spos = vec4(pos,1.0); - - if (spos.z > -shadow_clip.w) - { - vec4 lpos; - - vec4 near_split = shadow_clip*-0.75; - vec4 far_split = shadow_clip*-1.25; - vec4 transition_domain = near_split-far_split; - float weight = 0.0; - - if (spos.z < near_split.z) - { - lpos = shadow_matrix[3]*spos; - - float w = 1.0; - w -= max(spos.z-far_split.z, 0.0)/transition_domain.z; - shadow += pcfShadow(shadowMap3, lpos)*w; - weight += w; - shadow += max((pos.z+shadow_clip.z)/(shadow_clip.z-shadow_clip.w)*2.0-1.0, 0.0); - } - - if (spos.z < near_split.y && spos.z > far_split.z) - { - lpos = shadow_matrix[2]*spos; - - float w = 1.0; - w -= max(spos.z-far_split.y, 0.0)/transition_domain.y; - w -= max(near_split.z-spos.z, 0.0)/transition_domain.z; - shadow += pcfShadow(shadowMap2, lpos)*w; - weight += w; - } - - if (spos.z < near_split.x && spos.z > far_split.y) - { - lpos = shadow_matrix[1]*spos; - - float w = 1.0; - w -= max(spos.z-far_split.x, 0.0)/transition_domain.x; - w -= max(near_split.y-spos.z, 0.0)/transition_domain.y; - shadow += pcfShadow(shadowMap1, lpos)*w; - weight += w; - } - - if (spos.z > far_split.x) - { - lpos = shadow_matrix[0]*spos; - - float w = 1.0; - w -= max(near_split.x-spos.z, 0.0)/transition_domain.x; - - shadow += pcfShadow(shadowMap0, lpos)*w; - weight += w; - } - - - shadow /= weight; - } - else - { - shadow = 1.0; - } -#else - float shadow = 1.0; + //forward rendering, output just lit RGBA + vec3 pos = vary_position; + + float shadow = 1.0f; + +#ifdef HAS_SUN_SHADOW + shadow = sampleDirectionalShadow(pos.xyz, norm.xyz, pos_screen); #endif + + spec = final_specular; + vec4 diffuse = final_color; - spec = final_specular; - vec4 diffuse = final_color; - float envIntensity = final_normal.z; + diffuse.rgb = srgb_to_linear(diffuse.rgb); + + float envIntensity = final_normal.z; vec3 col = vec3(0.0f,0.0f,0.0f); - float bloom = 0.0; - calcAtmospherics(pos.xyz, 1.0); - - vec3 refnormpersp = normalize(reflect(pos.xyz, norm.xyz)); + float bloom = 0.0; + vec3 sunlit; + vec3 amblit; + vec3 additive; + vec3 atten; + + calcAtmosphericVars(pos.xyz, 1.0, sunlit, amblit, additive, atten); + + vec3 refnormpersp = normalize(reflect(pos.xyz, norm.xyz)); - float da =dot(norm.xyz, sun_dir.xyz); + vec3 light_dir = (sun_up_factor == 1) ? sun_dir : moon_dir; + + float da = dot(norm.xyz, light_dir.xyz); + da = clamp(da, -1.0, 1.0); float final_da = da; - final_da = min(final_da, shadow); - //final_da = max(final_da, diffuse.a); - final_da = max(final_da, 0.0f); - final_da = min(final_da, 1.0f); - final_da = pow(final_da, 1.0/1.3); + final_da = clamp(final_da, 0.0, 1.0); + final_da = pow(final_da, 1.0 / 1.3); + + float ambient = da; + ambient *= 0.5; + ambient *= ambient; + ambient = max(0.66, ambient); + ambient = 1.0 - ambient; + + vec3 sun_contrib = min(final_da, shadow) * sunlit; + + col.rgb = amblit; + col.rgb *= ambient; - col.rgb = atmosAmbient(col); - - float ambient = min(abs(da), 1.0); - ambient *= 0.5; - ambient *= ambient; - ambient = (1.0-ambient); +vec3 post_ambient = col.rgb; - col.rgb *= ambient; + col.rgb += sun_contrib; - col.rgb = col.rgb + atmosAffectDirectionalLight(final_da); +vec3 post_sunlight = col.rgb; - col.rgb *= gamma_diff.rgb; - + col.rgb *= diffuse.rgb; + +vec3 post_diffuse = col.rgb; - float glare = 0.0; + float glare = 0.0; - if (spec.a > 0.0) // specular reflection - { - // the old infinite-sky shiny reflection - // - - float sa = dot(refnormpersp, sun_dir.xyz); - vec3 dumbshiny = vary_SunlitColor*shadow*(texture2D(lightFunc, vec2(sa, spec.a)).r); - - // add the two types of shiny together - vec3 spec_contrib = dumbshiny * spec.rgb; - bloom = dot(spec_contrib, spec_contrib) / 6; + if (spec.a > 0.0) // specular reflection + { + vec3 npos = -normalize(pos.xyz); - glare = max(spec_contrib.r, spec_contrib.g); - glare = max(glare, spec_contrib.b); + //vec3 ref = dot(pos+lv, norm); + vec3 h = normalize(light_dir.xyz+npos); + float nh = dot(norm.xyz, h); + float nv = dot(norm.xyz, npos); + float vh = dot(npos, h); + float sa = nh; + float fres = pow(1 - dot(h, npos), 5)*0.4+0.5; - col += spec_contrib; - } + float gtdenom = 2 * nh; + float gt = max(0, min(gtdenom * nv / vh, gtdenom * da / vh)); + + if (nh > 0.0) + { + float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da); + vec3 speccol = sun_contrib*scol*spec.rgb; + speccol = clamp(speccol, vec3(0), vec3(1)); + bloom = dot(speccol, speccol) / 6; + col += speccol; + } + } +vec3 post_spec = col.rgb; - col = mix(col.rgb, diffcol.rgb, diffuse.a); + col = mix(col.rgb, diffuse.rgb, diffuse.a); - if (envIntensity > 0.0) - { - //add environmentmap - vec3 env_vec = env_mat * refnormpersp; - - vec3 refcol = textureCube(environmentMap, env_vec).rgb; + if (envIntensity > 0.0) + { + //add environmentmap + vec3 env_vec = env_mat * refnormpersp; + + vec3 refcol = textureCube(environmentMap, env_vec).rgb; - col = mix(col.rgb, refcol, - envIntensity); + col = mix(col.rgb, refcol, + envIntensity); - float cur_glare = max(refcol.r, refcol.g); - cur_glare = max(cur_glare, refcol.b); - cur_glare *= envIntensity*4.0; - glare += cur_glare; - } + float cur_glare = max(refcol.r, refcol.g); + cur_glare = max(cur_glare, refcol.b); + cur_glare *= envIntensity*4.0; + glare += cur_glare; + } - //col = mix(atmosLighting(col), fullbrightAtmosTransport(col), diffuse.a); - //col = mix(scaleSoftClip(col), fullbrightScaleSoftClip(col), diffuse.a); + col = atmosFragLighting(col, additive, atten); + col = scaleSoftClipFrag(col); - col = atmosLighting(col); - col = scaleSoftClip(col); + vec3 npos = normalize(-pos.xyz); + + vec3 light = vec3(0,0,0); - //convert to linear space before adding local lights - col = srgb_to_linear(col); + vec3 prelight_linearish_maybe = srgb_to_linear(col.rgb); - vec3 npos = normalize(-pos.xyz); - - vec3 light = vec3(0,0,0); + #define LIGHT_LOOP(i) light.rgb += calcPointLightOrSpotLight(light_diffuse[i].rgb, npos, diffuse.rgb, final_specular, pos.xyz, norm.xyz, light_position[i], light_direction[i].xyz, light_attenuation[i].x, light_attenuation[i].y, light_attenuation[i].z, glare, light_attenuation[i].w * 0.5); - #define LIGHT_LOOP(i) light.rgb += calcPointLightOrSpotLight(light_diffuse[i].rgb, npos, diffuse.rgb, final_specular, pos.xyz, norm.xyz, light_position[i], light_direction[i].xyz, light_attenuation[i].x, light_attenuation[i].y, light_attenuation[i].z, glare); + LIGHT_LOOP(1) + LIGHT_LOOP(2) + LIGHT_LOOP(3) + LIGHT_LOOP(4) + LIGHT_LOOP(5) + LIGHT_LOOP(6) + LIGHT_LOOP(7) - LIGHT_LOOP(1) - LIGHT_LOOP(2) - LIGHT_LOOP(3) - LIGHT_LOOP(4) - LIGHT_LOOP(5) - LIGHT_LOOP(6) - LIGHT_LOOP(7) +vec3 light_linear = light.rgb; - col.rgb += light.rgb; + col.rgb += light.rgb; - glare = min(glare, 1.0); - float al = max(diffcol.a,glare)*vertex_color.a; +vec3 postlight_linear = col.rgb; - //convert to gamma space for display on screen - col.rgb = linear_to_srgb(col.rgb); + glare = min(glare, 1.0); + float al = max(diffcol.a,glare)*vertex_color.a; #ifdef WATER_FOG - vec4 temp = applyWaterFogDeferred(pos, vec4(col.rgb, al)); - col.rgb = temp.rgb; - al = temp.a; + vec4 temp = applyWaterFogView(pos, vec4(col.rgb, al)); + col.rgb = temp.rgb; + al = temp.a; #endif - frag_color.rgb = col.rgb; - frag_color.a = al; +//col.rgb = light_linear; + + col.rgb = linear_to_srgb(col.rgb); + + frag_color.rgb = col.rgb; + frag_color.a = al; #else - frag_data[0] = final_color; - frag_data[1] = final_specular; // XYZ = Specular color. W = Specular exponent. - frag_data[2] = final_normal; // XY = Normal. Z = Env. intensity. + frag_data[0] = final_color; + frag_data[1] = final_specular; // XYZ = Specular color. W = Specular exponent. + frag_data[2] = final_normal; // XY = Normal. Z = Env. intensity. #endif } diff --git a/indra/newview/app_settings/shaders/class1/deferred/materialV.glsl b/indra/newview/app_settings/shaders/class1/deferred/materialV.glsl index 393d1e69da..7e29ada205 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/materialV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/materialV.glsl @@ -28,7 +28,7 @@ #define DIFFUSE_ALPHA_MODE_MASK 2 #define DIFFUSE_ALPHA_MODE_EMISSIVE 3 -#if HAS_SKIN +#ifdef HAS_SKIN uniform mat4 modelview_matrix; uniform mat4 projection_matrix; mat4 getObjectSkinnedTransform(); @@ -39,7 +39,7 @@ uniform mat4 modelview_projection_matrix; #if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_BLEND) -#if !HAS_SKIN +#if !defined(HAS_SKIN) uniform mat4 modelview_matrix; #endif @@ -55,7 +55,7 @@ ATTRIBUTE vec3 normal; ATTRIBUTE vec2 texcoord0; -#if HAS_NORMAL_MAP +#ifdef HAS_NORMAL_MAP ATTRIBUTE vec4 tangent; ATTRIBUTE vec2 texcoord1; @@ -68,7 +68,7 @@ VARYING vec2 vary_texcoord1; VARYING vec3 vary_normal; #endif -#if HAS_SPECULAR_MAP +#ifdef HAS_SPECULAR_MAP ATTRIBUTE vec2 texcoord2; VARYING vec2 vary_texcoord2; #endif @@ -78,7 +78,7 @@ VARYING vec2 vary_texcoord0; void main() { -#if HAS_SKIN +#ifdef HAS_SKIN mat4 mat = getObjectSkinnedTransform(); mat = modelview_matrix * mat; @@ -99,17 +99,17 @@ void main() vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy; -#if HAS_NORMAL_MAP +#ifdef HAS_NORMAL_MAP vary_texcoord1 = (texture_matrix0 * vec4(texcoord1,0,1)).xy; #endif -#if HAS_SPECULAR_MAP +#ifdef HAS_SPECULAR_MAP vary_texcoord2 = (texture_matrix0 * vec4(texcoord2,0,1)).xy; #endif -#if HAS_SKIN +#ifdef HAS_SKIN vec3 n = normalize((mat*vec4(normal.xyz+position.xyz,1.0)).xyz-pos.xyz); -#if HAS_NORMAL_MAP +#ifdef HAS_NORMAL_MAP vec3 t = normalize((mat*vec4(tangent.xyz+position.xyz,1.0)).xyz-pos.xyz); vec3 b = cross(n, t)*tangent.w; @@ -121,7 +121,7 @@ vary_normal = n; #endif //HAS_NORMAL_MAP #else //HAS_SKIN vec3 n = normalize(normal_matrix * normal); -#if HAS_NORMAL_MAP +#ifdef HAS_NORMAL_MAP vec3 t = normalize(normal_matrix * tangent.xyz); vec3 b = cross(n,t)*tangent.w; //vec3 t = cross(b,n) * binormal.w; @@ -137,7 +137,7 @@ vary_normal = n; vertex_color = diffuse_color; #if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_BLEND) -#if !HAS_SKIN +#if !defined(HAS_SKIN) vary_position = (modelview_matrix*vec4(position.xyz, 1.0)).xyz; #endif #endif diff --git a/indra/newview/app_settings/shaders/class1/deferred/moonF.glsl b/indra/newview/app_settings/shaders/class1/deferred/moonF.glsl new file mode 100644 index 0000000000..cc1636d89d --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/deferred/moonF.glsl @@ -0,0 +1,73 @@ +/** + * @file moonF.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#extension GL_ARB_texture_rectangle : enable + +/*[EXTRA_CODE_HERE]*/ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_data[3]; +#else +#define frag_data gl_FragData +#endif + +uniform vec4 color; +uniform vec4 sunlight_color; +uniform vec4 moonlight_color; +uniform vec3 lumWeights; +uniform float moon_brightness; +uniform float minLuminance; +uniform sampler2D diffuseMap; +uniform sampler2D altDiffuseMap; +uniform float blend_factor; // interp factor between moon A/B +VARYING vec2 vary_texcoord0; + +vec3 srgb_to_linear(vec3 c); + +void main() +{ + vec4 moonA = texture2D(diffuseMap, vary_texcoord0.xy); + vec4 moonB = texture2D(altDiffuseMap, vary_texcoord0.xy); + vec4 c = mix(moonA, moonB, blend_factor); + + // mix factor which blends when sunlight is brighter + // and shows true moon color at night + vec3 luma_weights = vec3(0.3, 0.5, 0.3); + + float mix = 1.0 - dot(normalize(sunlight_color.rgb), luma_weights); + + vec3 exp = vec3(1.0 - mix * moon_brightness) * 2.0 - 1.0; + c.rgb = pow(c.rgb, exp); + c.rgb = srgb_to_linear(c.rgb); + + //c.rgb *= moonlight_color.rgb; + + frag_data[0] = vec4(c.rgb, c.a); + frag_data[1] = vec4(0.0); + frag_data[2] = vec4(0.0f); + + gl_FragDepth = 0.999985f; +} + diff --git a/indra/newview/app_settings/shaders/class1/deferred/moonV.glsl b/indra/newview/app_settings/shaders/class1/deferred/moonV.glsl new file mode 100644 index 0000000000..e1bac4f248 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/deferred/moonV.glsl @@ -0,0 +1,49 @@ +/** + * @file moonV.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform mat4 texture_matrix0; +uniform mat4 modelview_matrix; +uniform mat4 modelview_projection_matrix; + +ATTRIBUTE vec3 position; +ATTRIBUTE vec2 texcoord0; + +VARYING vec2 vary_texcoord0; + +void calcAtmospherics(vec3 eye_pos); + +void main() +{ + //transform vertex + vec3 offset = vec3(0, 0, 50); + vec4 vert = vec4(position.xyz - offset, 1.0); + vec4 pos = (modelview_matrix * vert); + + gl_Position = modelview_projection_matrix*vert; + + calcAtmospherics(pos.xyz); + + vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy; +} diff --git a/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl index 9974f8f31b..29298d7c07 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl @@ -36,7 +36,6 @@ out vec4 frag_color; uniform sampler2DRect depthMap; uniform sampler2DRect diffuseRect; uniform sampler2DRect specularRect; -uniform sampler2DRect normalMap; uniform samplerCube environmentMap; uniform sampler2D noiseMap; uniform sampler2D lightFunc; @@ -57,35 +56,8 @@ uniform float far_z; uniform mat4 inv_proj; -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} - -vec3 decode_normal (vec2 enc) -{ - vec2 fenc = enc*4-2; - float f = dot(fenc,fenc); - float g = sqrt(1-f/4); - vec3 n; - n.xy = fenc*g; - n.z = 1-f/2; - return n; -} - -vec4 getPosition(vec2 pos_screen) -{ - float depth = texture2DRect(depthMap, pos_screen.xy).r; - vec2 sc = pos_screen.xy*2.0; - sc /= screen_res; - sc -= vec2(1.0,1.0); - vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); - vec4 pos = inv_proj * ndc; - pos /= pos.w; - pos.w = 1.0; - return pos; -} +vec4 getPosition(vec2 pos_screen); +vec3 getNorm(vec2 pos_screen); void main() { @@ -96,9 +68,8 @@ void main() discard; } - vec3 norm = texture2DRect(normalMap, frag.xy).xyz; - norm = decode_normal(norm.xy); // unpack norm - norm = normalize(norm); + vec3 norm = getNorm(frag.xy); + vec4 spec = texture2DRect(specularRect, frag.xy); vec3 diff = texture2DRect(diffuseRect, frag.xy).rgb; diff --git a/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl index 3a3e871ade..6489508c00 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl @@ -30,14 +30,14 @@ #extension GL_ARB_texture_rectangle : enable #extension GL_ARB_shader_texture_lod : enable +/*[EXTRA_CODE_HERE]*/ + #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_color; #else #define frag_color gl_FragColor #endif -/*[EXTRA_CODE_HERE]*/ - uniform sampler2DRect diffuseRect; uniform sampler2DRect specularRect; uniform sampler2DRect depthMap; @@ -71,65 +71,13 @@ VARYING vec4 vary_fragcoord; uniform vec2 screen_res; uniform mat4 inv_proj; - -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} - -vec3 decode_normal (vec2 enc) -{ - vec2 fenc = enc*4-2; - float f = dot(fenc,fenc); - float g = sqrt(1-f/4); - vec3 n; - n.xy = fenc*g; - n.z = 1-f/2; - return n; -} -vec3 srgb_to_linear(vec3 cs) -{ - vec3 low_range = cs / vec3(12.92); - vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4)); - bvec3 lte = lessThanEqual(cs,vec3(0.04045)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lte.r ? low_range.r : high_range.r; - result.g = lte.g ? low_range.g : high_range.g; - result.b = lte.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lte); -#endif - -} - -vec3 linear_to_srgb(vec3 cl) -{ - cl = clamp(cl, vec3(0), vec3(1)); - vec3 low_range = cl * 12.92; - vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055; - bvec3 lt = lessThan(cl,vec3(0.0031308)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lt.r ? low_range.r : high_range.r; - result.g = lt.g ? low_range.g : high_range.g; - result.b = lt.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lt); -#endif - -} - +vec3 getNorm(vec2 pos_screen); +vec3 srgb_to_linear(vec3 cs); +vec3 linear_to_srgb(vec3 cl); vec4 texture2DLodSpecular(sampler2D projectionMap, vec2 tc, float lod) { vec4 ret = texture2DLod(projectionMap, tc, lod); - ret.rgb = srgb_to_linear(ret.rgb); vec2 dist = vec2(0.5) - abs(tc-vec2(0.5)); @@ -149,7 +97,6 @@ vec4 texture2DLodSpecular(sampler2D projectionMap, vec2 tc, float lod) vec4 texture2DLodDiffuse(sampler2D projectionMap, vec2 tc, float lod) { vec4 ret = texture2DLod(projectionMap, tc, lod); - ret.rgb = srgb_to_linear(ret.rgb); vec2 dist = vec2(0.5) - abs(tc-vec2(0.5)); @@ -167,7 +114,6 @@ vec4 texture2DLodDiffuse(sampler2D projectionMap, vec2 tc, float lod) vec4 texture2DLodAmbient(sampler2D projectionMap, vec2 tc, float lod) { vec4 ret = texture2DLod(projectionMap, tc, lod); - ret.rgb = srgb_to_linear(ret.rgb); vec2 dist = tc-vec2(0.5); @@ -178,19 +124,7 @@ vec4 texture2DLodAmbient(sampler2D projectionMap, vec2 tc, float lod) return ret; } - -vec4 getPosition(vec2 pos_screen) -{ - float depth = texture2DRect(depthMap, pos_screen.xy).r; - vec2 sc = pos_screen.xy*2.0; - sc /= screen_res; - sc -= vec2(1.0,1.0); - vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); - vec4 pos = inv_proj * ndc; - pos /= pos.w; - pos.w = 1.0; - return pos; -} +vec4 getPosition(vec2 pos_screen); void main() { @@ -208,12 +142,9 @@ void main() discard; } - vec3 norm = texture2DRect(normalMap, frag.xy).xyz; - float envIntensity = norm.z; + float envIntensity = texture2DRect(normalMap, frag.xy).z; + vec3 norm = getNorm(frag.xy); - norm = decode_normal(norm.xy); - - norm = normalize(norm); float l_dist = -dot(lv, proj_n); vec4 proj_tc = (proj_mat * vec4(pos.xyz, 1.0)); diff --git a/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl index aba4a01754..f8264d971c 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl @@ -56,103 +56,75 @@ uniform vec2 screen_res; uniform mat4 inv_proj; uniform vec4 viewport; -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} - -vec3 decode_normal (vec2 enc) -{ - vec2 fenc = enc*4-2; - float f = dot(fenc,fenc); - float g = sqrt(1-f/4); - vec3 n; - n.xy = fenc*g; - n.z = 1-f/2; - return n; -} - -vec4 getPosition(vec2 pos_screen) -{ - float depth = texture2DRect(depthMap, pos_screen.xy).r; - vec2 sc = (pos_screen.xy-viewport.xy)*2.0; - sc /= viewport.zw; - sc -= vec2(1.0,1.0); - vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); - vec4 pos = inv_proj * ndc; - pos /= pos.w; - pos.w = 1.0; - return pos; -} +vec3 getNorm(vec2 pos_screen); +vec4 getPosition(vec2 pos_screen); void main() { - vec4 frag = vary_fragcoord; - frag.xyz /= frag.w; - frag.xyz = frag.xyz*0.5+0.5; - frag.xy *= screen_res; - - vec3 pos = getPosition(frag.xy).xyz; - vec3 lv = trans_center.xyz-pos; - float dist = length(lv); - dist /= size; - if (dist > 1.0) - { - discard; - } - - vec3 norm = texture2DRect(normalMap, frag.xy).xyz; - norm = decode_normal(norm.xy); // unpack norm - float da = dot(norm, lv); - if (da < 0.0) - { - discard; - } - - norm = normalize(norm); - lv = normalize(lv); - da = dot(norm, lv); - - float noise = texture2D(noiseMap, frag.xy/128.0).b; - - vec3 col = texture2DRect(diffuseRect, frag.xy).rgb; - float fa = falloff+1.0; - float dist_atten = clamp(1.0-(dist-1.0*(1.0-fa))/fa, 0.0, 1.0); - dist_atten *= dist_atten; - dist_atten *= 2.0; - - float lit = da * dist_atten * noise; - - col = color.rgb*lit*col; - - vec4 spec = texture2DRect(specularRect, frag.xy); - if (spec.a > 0.0) - { - lit = min(da*6.0, 1.0) * dist_atten; - - vec3 npos = -normalize(pos); - vec3 h = normalize(lv+npos); - float nh = dot(norm, h); - float nv = dot(norm, npos); - float vh = dot(npos, h); - float sa = nh; - float fres = pow(1 - dot(h, npos), 5) * 0.4+0.5; - float gtdenom = 2 * nh; - float gt = max(0,(min(gtdenom * nv / vh, gtdenom * da / vh))); - - if (nh > 0.0) - { - float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da); - col += lit*scol*color.rgb*spec.rgb; - } - } - - if (dot(col, col) <= 0.0) - { - discard; - } - - frag_color.rgb = col; - frag_color.a = 0.0; + vec4 frag = vary_fragcoord; + frag.xyz /= frag.w; + frag.xyz = frag.xyz*0.5+0.5; + frag.xy *= screen_res; + + vec3 pos = getPosition(frag.xy).xyz; + vec3 lv = trans_center.xyz-pos; + float dist = length(lv); + dist /= size; + if (dist > 1.0) + { + discard; + } + + vec3 norm = getNorm(frag.xy); + + float da = dot(norm, lv); + if (da < 0.0) + { + discard; + } + + lv = normalize(lv); + da = dot(norm, lv); + + float noise = texture2D(noiseMap, frag.xy/128.0).b; + + vec3 col = texture2DRect(diffuseRect, frag.xy).rgb; + float fa = falloff+1.0; + float dist_atten = clamp(1.0-(dist-1.0*(1.0-fa))/fa, 0.0, 1.0); + dist_atten *= dist_atten; + dist_atten *= 2.0; + + float lit = da * dist_atten * noise; + + col = color.rgb*lit*col; + + vec4 spec = texture2DRect(specularRect, frag.xy); + if (spec.a > 0.0) + { + lit = min(da*6.0, 1.0) * dist_atten; + + vec3 npos = -normalize(pos); + vec3 h = normalize(lv+npos); + float nh = dot(norm, h); + float nv = dot(norm, npos); + float vh = dot(npos, h); + float sa = nh; + float fres = pow(1 - dot(h, npos), 5) * 0.4+0.5; + float gtdenom = 2 * nh; + float gt = max(0,(min(gtdenom * nv / vh, gtdenom * da / vh))); + + if (nh > 0.0) + { + float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da); + col += lit*scol*color.rgb*spec.rgb; + } + } + + if (dot(col, col) <= 0.0) + { + discard; + } + + frag_color.rgb = col; + frag_color.a = 0.0; } diff --git a/indra/newview/app_settings/shaders/class1/deferred/pointLightV.glsl b/indra/newview/app_settings/shaders/class1/deferred/pointLightV.glsl index a5625fbc16..3da8531442 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/pointLightV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/pointLightV.glsl @@ -1,5 +1,5 @@ /** - * @file pointLightF.glsl + * @file pointLightV.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code diff --git a/indra/newview/app_settings/shaders/class1/deferred/postDeferredGammaCorrect.glsl b/indra/newview/app_settings/shaders/class1/deferred/postDeferredGammaCorrect.glsl index 6669947d1b..058e939ec8 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/postDeferredGammaCorrect.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/postDeferredGammaCorrect.glsl @@ -40,30 +40,12 @@ VARYING vec2 vary_fragcoord; uniform float display_gamma; -vec3 linear_to_srgb(vec3 cl) -{ - cl = clamp(cl, vec3(0), vec3(1)); - vec3 low_range = cl * 12.92; - vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055; - bvec3 lt = lessThan(cl,vec3(0.0031308)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lt.r ? low_range.r : high_range.r; - result.g = lt.g ? low_range.g : high_range.g; - result.b = lt.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lt); -#endif - -} - +vec3 linear_to_srgb(vec3 cl); void main() { - vec4 diff = texture2DRect(diffuseRect, vary_fragcoord); - diff.rgb = linear_to_srgb(diff.rgb); - frag_color = diff; + vec4 diff = texture2DRect(diffuseRect, vary_fragcoord); + diff.rgb = linear_to_srgb(diff.rgb); + frag_color = diff; } diff --git a/indra/newview/app_settings/shaders/class1/deferred/postgiF.glsl b/indra/newview/app_settings/shaders/class1/deferred/postgiF.glsl index 018ced4cad..cf994d3547 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/postgiF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/postgiF.glsl @@ -23,6 +23,8 @@ * $/LicenseInfo$ */ +/*[EXTRA_CODE_HERE]*/ + #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_color; #else @@ -47,18 +49,7 @@ VARYING vec2 vary_fragcoord; uniform mat4 inv_proj; uniform vec2 screen_res; -vec4 getPosition(vec2 pos_screen) -{ - float depth = texture2DRect(depthMap, pos_screen.xy).a; - vec2 sc = pos_screen.xy*2.0; - sc /= screen_res; - sc -= vec2(1.0,1.0); - vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); - vec4 pos = inv_proj * ndc; - pos /= pos.w; - pos.w = 1.0; - return pos; -} +vec4 getPosition(vec2 pos_screen); void main() { diff --git a/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaBlendF.glsl b/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaBlendF.glsl new file mode 100644 index 0000000000..44f2a73e1f --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaBlendF.glsl @@ -0,0 +1,55 @@ +/** + * @file shadowAlphaMaskF.glsl + * + * $LicenseInfo:firstyear=2011&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2011, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +/*[EXTRA_CODE_HERE]*/ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_color; +#else +#define frag_color gl_FragColor +#endif + +uniform sampler2D diffuseMap; + +#if !defined(DEPTH_CLAMP) +VARYING float pos_zd2; +#endif + +VARYING float pos_w; + +VARYING float target_pos_x; +VARYING vec4 vertex_color; +VARYING vec2 vary_texcoord0; + +void main() +{ + float alpha = diffuseLookup(vary_texcoord0.xy).a * vertex_color.a; + + frag_color = vec4(alpha, alpha, alpha, 1); + +#if !defined(DEPTH_CLAMP) + gl_FragDepth = max(pos_zd2/pos_w+0.5, 0.0); +#endif +} diff --git a/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaBlendV.glsl b/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaBlendV.glsl new file mode 100644 index 0000000000..f45c343066 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaBlendV.glsl @@ -0,0 +1,67 @@ +/** + * @file shadowAlphaMaskV.glsl + * + * $LicenseInfo:firstyear=2011&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2011, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform mat4 texture_matrix0; +uniform mat4 modelview_projection_matrix; +uniform float shadow_target_width; + +ATTRIBUTE vec3 position; +ATTRIBUTE vec4 diffuse_color; +ATTRIBUTE vec2 texcoord0; + +#if !defined(DEPTH_CLAMP) +VARYING float pos_zd2; +#endif + +VARYING float pos_w; + +VARYING float target_pos_x; +VARYING vec4 vertex_color; +VARYING vec2 vary_texcoord0; + +void passTextureIndex(); + +void main() +{ + //transform vertex + vec4 pre_pos = vec4(position.xyz, 1.0); + vec4 pos = modelview_projection_matrix * pre_pos; + target_pos_x = 0.5 * (shadow_target_width - 1.0) * pos.x; + + pos_w = pos.w; + +#if !defined(DEPTH_CLAMP) + pos_zd2 = pos.z * 0.5; + + gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w); +#else + gl_Position = pos; +#endif + + passTextureIndex(); + + vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy; + vertex_color = diffuse_color; +} diff --git a/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaMaskF.glsl b/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaMaskF.glsl index 91a96977f0..1791d3e315 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaMaskF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaMaskF.glsl @@ -23,6 +23,8 @@ * $/LicenseInfo$ */ +/*[EXTRA_CODE_HERE]*/ + #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_color; #else @@ -31,7 +33,7 @@ out vec4 frag_color; uniform sampler2D diffuseMap; -#if !DEPTH_CLAMP +#if !defined(DEPTH_CLAMP) VARYING float pos_zd2; #endif @@ -60,7 +62,7 @@ void main() frag_color = vec4(1,1,1,1); -#if !DEPTH_CLAMP +#if !defined(DEPTH_CLAMP) gl_FragDepth = max(pos_zd2/pos_w+0.5, 0.0); #endif } diff --git a/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaMaskV.glsl b/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaMaskV.glsl index 11411a605c..f45c343066 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaMaskV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/shadowAlphaMaskV.glsl @@ -31,7 +31,7 @@ ATTRIBUTE vec3 position; ATTRIBUTE vec4 diffuse_color; ATTRIBUTE vec2 texcoord0; -#if !DEPTH_CLAMP +#if !defined(DEPTH_CLAMP) VARYING float pos_zd2; #endif @@ -52,7 +52,7 @@ void main() pos_w = pos.w; -#if !DEPTH_CLAMP +#if !defined(DEPTH_CLAMP) pos_zd2 = pos.z * 0.5; gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w); diff --git a/indra/newview/app_settings/shaders/class1/deferred/shadowCubeV.glsl b/indra/newview/app_settings/shaders/class1/deferred/shadowCubeV.glsl index ef153dfc5b..0e74d2eb8a 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/shadowCubeV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/shadowCubeV.glsl @@ -27,7 +27,7 @@ uniform mat4 modelview_projection_matrix; ATTRIBUTE vec3 position; -#if !DEPTH_CLAMP +#if !defined(DEPTH_CLAMP) VARYING vec4 post_pos; #endif @@ -40,7 +40,7 @@ void main() vec3 p = position*box_size+box_center; vec4 pos = modelview_projection_matrix*vec4(p.xyz, 1.0); -#if !DEPTH_CLAMP +#if !defined(DEPTH_CLAMP) post_pos = pos; gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w); diff --git a/indra/newview/app_settings/shaders/class1/deferred/shadowF.glsl b/indra/newview/app_settings/shaders/class1/deferred/shadowF.glsl index 3d1b182875..22d42d38c1 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/shadowF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/shadowF.glsl @@ -23,13 +23,15 @@ * $/LicenseInfo$ */ +/*[EXTRA_CODE_HERE]*/ + #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_color; #else #define frag_color gl_FragColor #endif -#if !DEPTH_CLAMP +#if !defined(DEPTH_CLAMP) VARYING vec4 post_pos; #endif @@ -37,7 +39,7 @@ void main() { frag_color = vec4(1,1,1,1); -#if !DEPTH_CLAMP +#if !defined(DEPTH_CLAMP) gl_FragDepth = max(post_pos.z/post_pos.w*0.5+0.5, 0.0); #endif diff --git a/indra/newview/app_settings/shaders/class1/deferred/shadowUtil.glsl b/indra/newview/app_settings/shaders/class1/deferred/shadowUtil.glsl new file mode 100644 index 0000000000..0a714f0013 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/deferred/shadowUtil.glsl @@ -0,0 +1,200 @@ +/** + * @file class1/deferred/shadowUtil.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform sampler2DRect normalMap; +uniform sampler2DRect depthMap; +uniform sampler2DShadow shadowMap0; +uniform sampler2DShadow shadowMap1; +uniform sampler2DShadow shadowMap2; +uniform sampler2DShadow shadowMap3; +uniform sampler2DShadow shadowMap4; +uniform sampler2DShadow shadowMap5; + +uniform vec3 sun_dir; +uniform vec3 moon_dir; +uniform vec2 shadow_res; +uniform vec2 proj_shadow_res; +uniform mat4 shadow_matrix[6]; +uniform vec4 shadow_clip; +uniform float shadow_bias; +uniform float shadow_offset; +uniform float spot_shadow_bias; +uniform float spot_shadow_offset; +uniform mat4 inv_proj; +uniform vec2 screen_res; +uniform int sun_up_factor; + +float pcfShadow(sampler2DShadow shadowMap, vec3 norm, vec4 stc, float bias_mul, vec2 pos_screen, vec3 light_dir) +{ + stc.xyz /= stc.w; + stc.z += shadow_bias * bias_mul * 16.0; + stc.x = floor(stc.x*shadow_res.x + fract(stc.y*shadow_res.y))/shadow_res.x; // add some chaotic jitter to X sample pos according to Y to disguise the snapping going on here + float cs = shadow2D(shadowMap, stc.xyz).x; + float shadow = cs * 4.0; + shadow += shadow2D(shadowMap, stc.xyz+vec3(2.0/shadow_res.x, 1.5/shadow_res.y, 0.0)).x; + shadow += shadow2D(shadowMap, stc.xyz+vec3(1.0/shadow_res.x, -1.5/shadow_res.y, 0.0)).x; + shadow += shadow2D(shadowMap, stc.xyz+vec3(-1.0/shadow_res.x, 1.5/shadow_res.y, 0.0)).x; + shadow += shadow2D(shadowMap, stc.xyz+vec3(-2.0/shadow_res.x, -1.5/shadow_res.y, 0.0)).x; + return clamp(shadow * 0.125, 0.0, 1.0); +} + +float pcfSpotShadow(sampler2DShadow shadowMap, vec4 stc, float bias_scale, vec2 pos_screen) +{ + stc.xyz /= stc.w; + stc.z += spot_shadow_bias * bias_scale; + stc.x = floor(proj_shadow_res.x * stc.x + fract(pos_screen.y*0.666666666)) / proj_shadow_res.x; // snap + + float cs = shadow2D(shadowMap, stc.xyz).x; + float shadow = cs; + + vec2 off = 1.0/proj_shadow_res; + off.y *= 1.5; + + shadow += shadow2D(shadowMap, stc.xyz+vec3(off.x*2.0, off.y, 0.0)).x; + shadow += shadow2D(shadowMap, stc.xyz+vec3(off.x, -off.y, 0.0)).x; + shadow += shadow2D(shadowMap, stc.xyz+vec3(-off.x, off.y, 0.0)).x; + shadow += shadow2D(shadowMap, stc.xyz+vec3(-off.x*2.0, -off.y, 0.0)).x; + return shadow*0.2; +} +float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen) +{ + float shadow = 0.0f; + vec3 light_dir = normalize((sun_up_factor == 1) ? sun_dir : moon_dir); + + float dp_directional_light = max(0.0, dot(norm.xyz, light_dir)); + dp_directional_light = clamp(dp_directional_light, 0.0, 1.0); + + vec3 shadow_pos = pos.xyz; + + vec3 offset = light_dir.xyz * (1.0 - dp_directional_light); + + shadow_pos += offset * shadow_offset; + + vec4 spos = vec4(shadow_pos.xyz, 1.0); + + if (spos.z > -shadow_clip.w) + { + vec4 lpos; + vec4 near_split = shadow_clip*-0.75; + vec4 far_split = shadow_clip*-1.25; + vec4 transition_domain = near_split-far_split; + float weight = 0.0; + + if (spos.z < near_split.z) + { + lpos = shadow_matrix[3]*spos; + + float w = 1.0; + w -= max(spos.z-far_split.z, 0.0)/transition_domain.z; + shadow += pcfShadow(shadowMap3, norm, lpos, 1.0, pos_screen, light_dir)*w; + weight += w; + shadow += max((pos.z+shadow_clip.z)/(shadow_clip.z-shadow_clip.w)*2.0-1.0, 0.0); + } + + if (spos.z < near_split.y && spos.z > far_split.z) + { + lpos = shadow_matrix[2]*spos; + + float w = 1.0; + w -= max(spos.z-far_split.y, 0.0)/transition_domain.y; + w -= max(near_split.z-spos.z, 0.0)/transition_domain.z; + shadow += pcfShadow(shadowMap2, norm, lpos, 1.0, pos_screen, light_dir)*w; + weight += w; + } + + if (spos.z < near_split.x && spos.z > far_split.y) + { + lpos = shadow_matrix[1]*spos; + + float w = 1.0; + w -= max(spos.z-far_split.x, 0.0)/transition_domain.x; + w -= max(near_split.y-spos.z, 0.0)/transition_domain.y; + shadow += pcfShadow(shadowMap1, norm, lpos, 1.0, pos_screen, light_dir)*w; + weight += w; + } + + if (spos.z > far_split.x) + { + lpos = shadow_matrix[0]*spos; + + float w = 1.0; + w -= max(near_split.x-spos.z, 0.0)/transition_domain.x; + + shadow += pcfShadow(shadowMap0, norm, lpos, 1.0, pos_screen, light_dir)*w; + weight += w; + } + + shadow /= weight; + } + else + { + return 1.0f; // lit beyond the far split... + } + //shadow = min(dp_directional_light,shadow); + return shadow; +} + +float sampleSpotShadow(vec3 pos, vec3 norm, int index, vec2 pos_screen) +{ + float shadow = 0.0f; + pos += norm * spot_shadow_offset; + + vec4 spos = vec4(pos,1.0); + if (spos.z > -shadow_clip.w) + { + vec4 lpos; + + vec4 near_split = shadow_clip*-0.75; + vec4 far_split = shadow_clip*-1.25; + vec4 transition_domain = near_split-far_split; + float weight = 0.0; + + { + float w = 1.0; + w -= max(spos.z-far_split.z, 0.0)/transition_domain.z; + + if (index == 0) + { + lpos = shadow_matrix[4]*spos; + shadow += pcfSpotShadow(shadowMap4, lpos, 0.8, spos.xy)*w; + } + else + { + lpos = shadow_matrix[5]*spos; + shadow += pcfSpotShadow(shadowMap5, lpos, 0.8, spos.xy)*w; + } + weight += w; + shadow += max((pos.z+shadow_clip.z)/(shadow_clip.z-shadow_clip.w)*2.0-1.0, 0.0); + } + + shadow /= weight; + } + else + { + shadow = 1.0f; + } + return shadow; +} + diff --git a/indra/newview/app_settings/shaders/class1/deferred/shadowV.glsl b/indra/newview/app_settings/shaders/class1/deferred/shadowV.glsl index cc77a4cea0..41a89fb8b4 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/shadowV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/shadowV.glsl @@ -27,7 +27,7 @@ uniform mat4 modelview_projection_matrix; ATTRIBUTE vec3 position; -#if !DEPTH_CLAMP +#if !defined(DEPTH_CLAMP) VARYING vec4 post_pos; #endif @@ -36,7 +36,7 @@ void main() //transform vertex vec4 pos = modelview_projection_matrix*vec4(position.xyz, 1.0); -#if !DEPTH_CLAMP +#if !defined(DEPTH_CLAMP) post_pos = pos; gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w); diff --git a/indra/newview/app_settings/shaders/class1/deferred/skyF.glsl b/indra/newview/app_settings/shaders/class1/deferred/skyF.glsl index 22f4729e2e..72b7aa9036 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/skyF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/skyF.glsl @@ -1,5 +1,5 @@ /** - * @file WLSkyF.glsl + * @file class1/deferred/skyF.glsl * * $LicenseInfo:firstyear=2005&license=viewerlgpl$ * Second Life Viewer Source Code @@ -23,6 +23,8 @@ * $/LicenseInfo$ */ +/*[EXTRA_CODE_HERE]*/ + #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_data[3]; #else @@ -35,32 +37,27 @@ out vec4 frag_data[3]; VARYING vec4 vary_HazeColor; -uniform sampler2D cloud_noise_texture; uniform vec4 gamma; /// Soft clips the light with a gamma correction -vec3 scaleSoftClip(vec3 light) { - //soft clip effect: - light = 1. - clamp(light, vec3(0.), vec3(1.)); - light = 1. - pow(light, gamma.xxx); - - return light; -} +vec3 scaleSoftClip(vec3 light); void main() { - // Potential Fill-rate optimization. Add cloud calculation - // back in and output alpha of 0 (so that alpha culling kills - // the fragment) if the sky wouldn't show up because the clouds - // are fully opaque. + // Potential Fill-rate optimization. Add cloud calculation + // back in and output alpha of 0 (so that alpha culling kills + // the fragment) if the sky wouldn't show up because the clouds + // are fully opaque. + + vec4 color; + color = vary_HazeColor; + color *= 2.; - vec4 color; - color = vary_HazeColor; - color *= 2.; + /// Gamma correct for WL (soft clip effect). + frag_data[0] = vec4(scaleSoftClip(color.rgb), 1.0); + frag_data[1] = vec4(0.0,0.0,0.0,0.0); + frag_data[2] = vec4(0.5,0.5,0.0,1.0); //1.0 in norm.w masks off fog - /// Gamma correct for WL (soft clip effect). - frag_data[0] = vec4(scaleSoftClip(color.rgb), 1.0); - frag_data[1] = vec4(0.0,0.0,0.0,0.0); - frag_data[2] = vec4(0.5,0.5,0.0,1.0); //1.0 in norm.w masks off fog + gl_FragDepth = 0.99999f; } diff --git a/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl b/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl index 7c02d31d43..83dd9da091 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/skyV.glsl @@ -39,6 +39,8 @@ uniform vec3 camPosLocal; uniform vec4 lightnorm; uniform vec4 sunlight_color; +uniform vec4 moonlight_color; +uniform int sun_up_factor; uniform vec4 ambient; uniform vec4 blue_horizon; uniform vec4 blue_density; @@ -82,7 +84,7 @@ void main() vec4 temp2 = vec4(0.); vec4 blue_weight; vec4 haze_weight; - vec4 sunlight = sunlight_color; + vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; vec4 light_atten; diff --git a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl index 03bdb754b5..71fbe5df57 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl @@ -1,5 +1,5 @@ /** - * @file softenLightF.glsl + * @file class1/deferred/softenLightF.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code @@ -41,7 +41,7 @@ uniform sampler2DRect normalMap; uniform sampler2DRect lightMap; uniform sampler2DRect depthMap; uniform samplerCube environmentMap; -uniform sampler2D lightFunc; +uniform sampler2D lightFunc; uniform float blur_size; uniform float blur_fidelity; @@ -51,427 +51,136 @@ uniform vec4 morphFactor; uniform vec3 camPosLocal; //uniform vec4 camPosWorld; uniform vec4 gamma; -uniform vec4 lightnorm; -uniform vec4 sunlight_color; -uniform vec4 ambient; -uniform vec4 blue_horizon; -uniform vec4 blue_density; -uniform float haze_horizon; -uniform float haze_density; -uniform float cloud_shadow; -uniform float density_multiplier; -uniform float distance_multiplier; -uniform float max_y; -uniform vec4 glow; uniform float global_gamma; -uniform float scene_light_strength; uniform mat3 env_mat; uniform mat3 ssao_effect_mat; uniform vec3 sun_dir; +uniform vec3 moon_dir; +uniform int sun_up_factor; VARYING vec2 vary_fragcoord; -vec3 vary_PositionEye; - -vec3 vary_SunlitColor; -vec3 vary_AmblitColor; -vec3 vary_AdditiveColor; -vec3 vary_AtmosAttenuation; - uniform mat4 inv_proj; uniform vec2 screen_res; -vec3 srgb_to_linear(vec3 cs) -{ - vec3 low_range = cs / vec3(12.92); - vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4)); - bvec3 lte = lessThanEqual(cs,vec3(0.04045)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lte.r ? low_range.r : high_range.r; - result.g = lte.g ? low_range.g : high_range.g; - result.b = lte.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lte); -#endif - -} - -vec3 linear_to_srgb(vec3 cl) -{ - vec3 low_range = cl * 12.92; - vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055; - bvec3 lt = lessThan(cl,vec3(0.0031308)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lt.r ? low_range.r : high_range.r; - result.g = lt.g ? low_range.g : high_range.g; - result.b = lt.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lt); -#endif - -} - - -vec3 decode_normal (vec2 enc) -{ - vec2 fenc = enc*4-2; - float f = dot(fenc,fenc); - float g = sqrt(1-f/4); - vec3 n; - n.xy = fenc*g; - n.z = 1-f/2; - return n; -} - -vec4 getPosition_d(vec2 pos_screen, float depth) -{ - vec2 sc = pos_screen.xy*2.0; - sc /= screen_res; - sc -= vec2(1.0,1.0); - vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); - vec4 pos = inv_proj * ndc; - pos /= pos.w; - pos.w = 1.0; - return pos; -} - -vec4 getPosition(vec2 pos_screen) -{ //get position in screen space (world units) given window coordinate and depth map - float depth = texture2DRect(depthMap, pos_screen.xy).a; - return getPosition_d(pos_screen, depth); -} - -vec3 getPositionEye() -{ - return vary_PositionEye; -} -vec3 getSunlitColor() -{ - return vary_SunlitColor; -} -vec3 getAmblitColor() -{ - return vary_AmblitColor; -} -vec3 getAdditiveColor() -{ - return vary_AdditiveColor; -} -vec3 getAtmosAttenuation() -{ - return vary_AtmosAttenuation; -} - -void setPositionEye(vec3 v) -{ - vary_PositionEye = v; -} - -void setSunlitColor(vec3 v) -{ - vary_SunlitColor = v; -} - -void setAmblitColor(vec3 v) -{ - vary_AmblitColor = v; -} - -void setAdditiveColor(vec3 v) -{ - vary_AdditiveColor = v; -} - -void setAtmosAttenuation(vec3 v) -{ - vary_AtmosAttenuation = v; -} - - #ifdef WATER_FOG -uniform vec4 waterPlane; -uniform vec4 waterFogColor; -uniform float waterFogDensity; -uniform float waterFogKS; - -vec4 applyWaterFogDeferred(vec3 pos, vec4 color) -{ - //normalize view vector - vec3 view = normalize(pos); - float es = -(dot(view, waterPlane.xyz)); - - //find intersection point with water plane and eye vector - - //get eye depth - float e0 = max(-waterPlane.w, 0.0); - - vec3 int_v = waterPlane.w > 0.0 ? view * waterPlane.w/es : vec3(0.0, 0.0, 0.0); - - //get object depth - float depth = length(pos - int_v); - - //get "thickness" of water - float l = max(depth, 0.1); - - float kd = waterFogDensity; - float ks = waterFogKS; - vec4 kc = waterFogColor; - - float F = 0.98; - - float t1 = -kd * pow(F, ks * e0); - float t2 = kd + ks * es; - float t3 = pow(F, t2*l) - 1.0; - - float L = min(t1/t2*t3, 1.0); - - float D = pow(0.98, l*kd); - - color.rgb = color.rgb * D + kc.rgb * L; - color.a = kc.a + color.a; - - return color; -} +vec4 applyWaterFogView(vec3 pos, vec4 color); #endif -void calcAtmospherics(vec3 inPositionEye, float ambFactor) { - - vec3 P = inPositionEye; - setPositionEye(P); - - vec3 tmpLightnorm = lightnorm.xyz; - - vec3 Pn = normalize(P); - float Plen = length(P); - - vec4 temp1 = vec4(0); - vec3 temp2 = vec3(0); - vec4 blue_weight; - vec4 haze_weight; - vec4 sunlight = sunlight_color; - vec4 light_atten; - - //sunlight attenuation effect (hue and brightness) due to atmosphere - //this is used later for sunlight modulation at various altitudes - light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); - //I had thought blue_density and haze_density should have equal weighting, - //but attenuation due to haze_density tends to seem too strong - - temp1 = blue_density + vec4(haze_density); - blue_weight = blue_density / temp1; - haze_weight = vec4(haze_density) / temp1; - - //(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain) - temp2.y = max(0.0, tmpLightnorm.y); - temp2.y = 1. / temp2.y; - sunlight *= exp( - light_atten * temp2.y); - - // main atmospheric scattering line integral - temp2.z = Plen * density_multiplier; - - // Transparency (-> temp1) - // ATI Bugfix -- can't store temp1*temp2.z*distance_multiplier in a variable because the ati - // compiler gets confused. - temp1 = exp(-temp1 * temp2.z * distance_multiplier); - - //final atmosphere attenuation factor - setAtmosAttenuation(temp1.rgb); - - //compute haze glow - //(can use temp2.x as temp because we haven't used it yet) - temp2.x = dot(Pn, tmpLightnorm.xyz); - temp2.x = 1. - temp2.x; - //temp2.x is 0 at the sun and increases away from sun - temp2.x = max(temp2.x, .03); //was glow.y - //set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) - temp2.x *= glow.x; - //higher glow.x gives dimmer glow (because next step is 1 / "angle") - temp2.x = pow(temp2.x, glow.z); - //glow.z should be negative, so we're doing a sort of (1 / "angle") function - - //add "minimum anti-solar illumination" - temp2.x += .25; - - //increase ambient when there are more clouds - vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow * 0.5; - - /* decrease value and saturation (that in HSV, not HSL) for occluded areas - * // for HSV color/geometry used here, see http://gimp-savvy.com/BOOK/index.html?node52.html - * // The following line of code performs the equivalent of: - * float ambAlpha = tmpAmbient.a; - * float ambValue = dot(vec3(tmpAmbient), vec3(0.577)); // projection onto <1/rt(3), 1/rt(3), 1/rt(3)>, the neutral white-black axis - * vec3 ambHueSat = vec3(tmpAmbient) - vec3(ambValue); - * tmpAmbient = vec4(RenderSSAOEffect.valueFactor * vec3(ambValue) + RenderSSAOEffect.saturationFactor *(1.0 - ambFactor) * ambHueSat, ambAlpha); - */ - tmpAmbient = vec4(mix(ssao_effect_mat * tmpAmbient.rgb, tmpAmbient.rgb, ambFactor), tmpAmbient.a); - - //haze color - setAdditiveColor( - vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient) - + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x - + tmpAmbient))); - - //brightness of surface both sunlight and ambient - setSunlitColor(vec3(sunlight * .5)); - setAmblitColor(vec3(tmpAmbient * .25)); - setAdditiveColor(getAdditiveColor() * vec3(1.0 - temp1)); -} - -vec3 atmosLighting(vec3 light) -{ - light *= getAtmosAttenuation().r; - light += getAdditiveColor(); - return (2.0 * light); -} - -vec3 atmosTransport(vec3 light) { - light *= getAtmosAttenuation().r; - light += getAdditiveColor() * 2.0; - return light; -} - -vec3 fullbrightAtmosTransport(vec3 light) { - float brightness = dot(light.rgb, vec3(0.33333)); - - return mix(atmosTransport(light.rgb), light.rgb + getAdditiveColor().rgb, brightness * brightness); -} - - +vec3 getNorm(vec2 pos_screen); +vec3 atmosFragLighting(vec3 l, vec3 additive, vec3 atten); +vec3 fullbrightAtmosTransportFrag(vec3 l, vec3 additive, vec3 atten); -vec3 atmosGetDiffuseSunlightColor() -{ - return getSunlitColor(); -} +void calcAtmosphericVars(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten); -vec3 scaleDownLight(vec3 light) -{ - return (light / scene_light_strength ); -} +vec3 scaleSoftClipFrag(vec3 l); -vec3 scaleUpLight(vec3 light) -{ - return (light * scene_light_strength); -} - -vec3 atmosAmbient(vec3 light) -{ - return getAmblitColor() + light / 2.0; -} - -vec3 atmosAffectDirectionalLight(float lightIntensity) -{ - return getSunlitColor() * lightIntensity; -} - -vec3 scaleSoftClip(vec3 light) -{ - //soft clip effect: - light = 1. - clamp(light, vec3(0.), vec3(1.)); - light = 1. - pow(light, gamma.xxx); - - return light; -} - - -vec3 fullbrightScaleSoftClip(vec3 light) -{ - //soft clip effect: - return light; -} +vec4 getPositionWithDepth(vec2 pos_screen, float depth); void main() { - vec2 tc = vary_fragcoord.xy; - float depth = texture2DRect(depthMap, tc.xy).r; - vec3 pos = getPosition_d(tc, depth).xyz; - vec4 norm = texture2DRect(normalMap, tc); - float envIntensity = norm.z; - norm.xyz = decode_normal(norm.xy); // unpack norm - - float da = dot(norm.xyz, sun_dir.xyz); - - float final_da = max(0.0,da); - final_da = min(final_da, 1.0f); - final_da = pow(final_da, 1.0/1.3); - - vec4 diffuse = texture2DRect(diffuseRect, tc); - - //convert to gamma space - diffuse.rgb = linear_to_srgb(diffuse.rgb); - - vec4 spec = texture2DRect(specularRect, vary_fragcoord.xy); - vec3 col; - float bloom = 0.0; - { - calcAtmospherics(pos.xyz, 1.0); - - col = atmosAmbient(vec3(0)); - float ambient = min(abs(dot(norm.xyz, sun_dir.xyz)), 1.0); - ambient *= 0.5; - ambient *= ambient; - ambient = (1.0-ambient); - - col.rgb *= ambient; - - col += atmosAffectDirectionalLight(final_da); - - col *= diffuse.rgb; - - vec3 refnormpersp = normalize(reflect(pos.xyz, norm.xyz)); - - if (spec.a > 0.0) // specular reflection - { - // the old infinite-sky shiny reflection - // - - float sa = dot(refnormpersp, sun_dir.xyz); - vec3 dumbshiny = vary_SunlitColor*(texture2D(lightFunc, vec2(sa, spec.a)).r); - - // add the two types of shiny together - vec3 spec_contrib = dumbshiny * spec.rgb; - bloom = dot(spec_contrib, spec_contrib) / 6; - col += spec_contrib; - } - - - col = mix(col.rgb, diffuse.rgb, diffuse.a); - - if (envIntensity > 0.0) - { //add environmentmap - vec3 env_vec = env_mat * refnormpersp; - - - vec3 refcol = textureCube(environmentMap, env_vec).rgb; - - col = mix(col.rgb, refcol, - envIntensity); - } - - if (norm.w < 0.5) - { - col = mix(atmosLighting(col), fullbrightAtmosTransport(col), diffuse.a); - col = mix(scaleSoftClip(col), fullbrightScaleSoftClip(col), diffuse.a); - } - - #ifdef WATER_FOG - vec4 fogged = applyWaterFogDeferred(pos,vec4(col, bloom)); - col = fogged.rgb; - bloom = fogged.a; - #endif - - col = srgb_to_linear(col); - - //col = vec3(1,0,1); - //col.g = envIntensity; - } - - frag_color.rgb = col.rgb; - frag_color.a = bloom; + vec2 tc = vary_fragcoord.xy; + float depth = texture2DRect(depthMap, tc.xy).r; + vec4 pos = getPositionWithDepth(tc, depth); + vec4 norm = texture2DRect(normalMap, tc); + float envIntensity = norm.z; + norm.xyz = getNorm(tc); + + float light_gamma = 1.0/1.3; + vec3 light_dir = (sun_up_factor == 1) ? sun_dir : moon_dir; + + float da = dot(normalize(norm.xyz), light_dir.xyz); + da = clamp(da, -1.0, 1.0); + + float final_da = da; + final_da = clamp(final_da, 0.0, 1.0); + final_da = pow(final_da, light_gamma); + + vec4 diffuse = texture2DRect(diffuseRect, tc); + + vec4 spec = texture2DRect(specularRect, vary_fragcoord.xy); + vec3 col; + float bloom = 0.0; + { + vec3 sunlit; + vec3 amblit; + vec3 additive; + vec3 atten; + + calcAtmosphericVars(pos.xyz, 1.0, sunlit, amblit, additive, atten); + sunlit *= 0.5; + float ambient = da; + ambient *= 0.5; + ambient *= ambient; + ambient = max(0.66, ambient); + ambient = 1.0 - ambient; + + vec3 sun_contrib = final_da * sunlit; + + col.rgb = amblit; + col.rgb *= ambient; + +vec3 post_ambient = col.rgb; + + col.rgb += sun_contrib; + +vec3 post_sunlight = col.rgb; + + col.rgb *= diffuse.rgb; + +vec3 post_diffuse = col.rgb; + + vec3 refnormpersp = normalize(reflect(pos.xyz, norm.xyz)); + + if (spec.a > 0.0) // specular reflection + { + vec3 npos = -normalize(pos.xyz); + + //vec3 ref = dot(pos+lv, norm); + vec3 h = normalize(light_dir.xyz+npos); + float nh = dot(norm.xyz, h); + float nv = dot(norm.xyz, npos); + float vh = dot(npos, h); + float sa = nh; + float fres = pow(1 - dot(h, npos), 5)*0.4+0.5; + + float gtdenom = 2 * nh; + float gt = max(0, min(gtdenom * nv / vh, gtdenom * da / vh)); + + if (nh > 0.0) + { + float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da); + vec3 speccol = sun_contrib*scol*spec.rgb; + speccol = clamp(speccol, vec3(0), vec3(1)); + bloom = dot(speccol, speccol) / 6; + col += speccol; + } + } + + col.rgb += diffuse.a * diffuse.rgb; + + if (envIntensity > 0.0) + { //add environmentmap + vec3 env_vec = env_mat * refnormpersp; + vec3 refcol = textureCube(environmentMap, env_vec).rgb; + col = mix(col.rgb, refcol, envIntensity); + } + + if (norm.w < 1) + { + col = atmosFragLighting(col, additive, atten); + col = scaleSoftClipFrag(col); + } + + #ifdef WATER_FOG + vec4 fogged = applyWaterFogView(pos.xyz,vec4(col, bloom)); + col = fogged.rgb; + bloom = fogged.a; + #endif + +//col.rgb = post_diffuse; + } + + frag_color.rgb = col.rgb; + frag_color.a = bloom; } - diff --git a/indra/newview/app_settings/shaders/class1/deferred/softenLightV.glsl b/indra/newview/app_settings/shaders/class1/deferred/softenLightV.glsl index b59fcbe017..8891315e15 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/softenLightV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/softenLightV.glsl @@ -1,5 +1,5 @@ /** - * @file softenLightF.glsl + * @file softenLightV.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code @@ -29,12 +29,17 @@ ATTRIBUTE vec3 position; uniform vec2 screen_res; +void setAtmosAttenuation(vec3 c); +void setAdditiveColor(vec3 c); + VARYING vec2 vary_fragcoord; void main() { - //transform vertex - vec4 pos = modelview_projection_matrix * vec4(position.xyz, 1.0); - gl_Position = pos; - - vary_fragcoord = (pos.xy*0.5+0.5)*screen_res; + //transform vertex + vec4 pos = modelview_projection_matrix * vec4(position.xyz, 1.0); + gl_Position = pos; + // appease OSX GLSL compiler/linker by touching all the varyings we said we would + setAtmosAttenuation(vec3(1)); + setAdditiveColor(vec3(0)); + vary_fragcoord = (pos.xy*0.5+0.5)*screen_res; } diff --git a/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl index f1aec315cc..d09bc25334 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl @@ -70,69 +70,11 @@ uniform vec2 screen_res; uniform mat4 inv_proj; -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} - -vec3 decode_normal (vec2 enc) -{ - vec2 fenc = enc*4-2; - float f = dot(fenc,fenc); - float g = sqrt(1-f/4); - vec3 n; - n.xy = fenc*g; - n.z = 1-f/2; - return n; -} - -vec3 srgb_to_linear(vec3 cs) -{ - vec3 low_range = cs / vec3(12.92); - vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4)); - bvec3 lte = lessThanEqual(cs,vec3(0.04045)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lte.r ? low_range.r : high_range.r; - result.g = lte.g ? low_range.g : high_range.g; - result.b = lte.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lte); -#endif - -} - -vec3 linear_to_srgb(vec3 cl) -{ - cl = clamp(cl, vec3(0), vec3(1)); - vec3 low_range = cl * 12.92; - vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055; - bvec3 lt = lessThan(cl,vec3(0.0031308)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lt.r ? low_range.r : high_range.r; - result.g = lt.g ? low_range.g : high_range.g; - result.b = lt.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lt); -#endif - -} - -vec4 correctWithGamma(vec4 col) -{ - return vec4(srgb_to_linear(col.rgb), col.a); -} +vec3 getNorm(vec2 pos_screen); vec4 texture2DLodSpecular(sampler2D projectionMap, vec2 tc, float lod) { vec4 ret = texture2DLod(projectionMap, tc, lod); - ret.rgb = srgb_to_linear(ret.rgb); vec2 dist = vec2(0.5) - abs(tc-vec2(0.5)); @@ -152,7 +94,6 @@ vec4 texture2DLodSpecular(sampler2D projectionMap, vec2 tc, float lod) vec4 texture2DLodDiffuse(sampler2D projectionMap, vec2 tc, float lod) { vec4 ret = texture2DLod(projectionMap, tc, lod); - ret = correctWithGamma(ret); vec2 dist = vec2(0.5) - abs(tc-vec2(0.5)); @@ -170,7 +111,6 @@ vec4 texture2DLodDiffuse(sampler2D projectionMap, vec2 tc, float lod) vec4 texture2DLodAmbient(sampler2D projectionMap, vec2 tc, float lod) { vec4 ret = texture2DLod(projectionMap, tc, lod); - ret = correctWithGamma(ret); vec2 dist = tc-vec2(0.5); @@ -181,19 +121,7 @@ vec4 texture2DLodAmbient(sampler2D projectionMap, vec2 tc, float lod) return ret; } - -vec4 getPosition(vec2 pos_screen) -{ - float depth = texture2DRect(depthMap, pos_screen.xy).r; - vec2 sc = pos_screen.xy*2.0; - sc /= screen_res; - sc -= vec2(1.0,1.0); - vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); - vec4 pos = inv_proj * ndc; - pos /= pos.w; - pos.w = 1.0; - return pos; -} +vec4 getPosition(vec2 pos_screen); void main() { @@ -214,7 +142,7 @@ void main() vec3 norm = texture2DRect(normalMap, frag.xy).xyz; float envIntensity = norm.z; - norm = decode_normal(norm.xy); + norm = getNorm(frag.xy); norm = normalize(norm); float l_dist = -dot(lv, proj_n); diff --git a/indra/newview/app_settings/shaders/class1/deferred/starsF.glsl b/indra/newview/app_settings/shaders/class1/deferred/starsF.glsl index 821058804c..bac79a9fdc 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/starsF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/starsF.glsl @@ -23,6 +23,8 @@ * $/LicenseInfo$ */ +/*[EXTRA_CODE_HERE]*/ + #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_data[3]; #else @@ -31,14 +33,35 @@ out vec4 frag_data[3]; VARYING vec4 vertex_color; VARYING vec2 vary_texcoord0; +VARYING vec2 screenpos; uniform sampler2D diffuseMap; +uniform sampler2D altDiffuseMap; +uniform float blend_factor; +uniform float custom_alpha; +uniform float time; + +float twinkle(){ + float d = fract(screenpos.x + screenpos.y); + return abs(d); +} void main() { - vec4 col = vertex_color * texture2D(diffuseMap, vary_texcoord0.xy); - - frag_data[0] = col; - frag_data[1] = vec4(0,0,0,0); - frag_data[2] = vec4(0,0,1,0); + vec4 col_a = texture2D(diffuseMap, vary_texcoord0.xy); + vec4 col_b = texture2D(diffuseMap, vary_texcoord0.xy); + vec4 col = mix(col_b, col_a, blend_factor); + col.rgb *= vertex_color.rgb; + + float factor = smoothstep(0.0f, 0.9f, custom_alpha); + + col.a = (col.a * factor) * 32.0f; + col.a *= twinkle(); + + frag_data[0] = col; + frag_data[1] = vec4(0.0f); + frag_data[2] = vec4(0.0, 1.0, 0.0, 1.0); + + gl_FragDepth = 0.99995f; } + diff --git a/indra/newview/app_settings/shaders/class1/deferred/starsV.glsl b/indra/newview/app_settings/shaders/class1/deferred/starsV.glsl index 8bc5b06379..bb2a2ee72b 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/starsV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/starsV.glsl @@ -25,6 +25,7 @@ uniform mat4 texture_matrix0; uniform mat4 modelview_projection_matrix; +uniform float time; ATTRIBUTE vec3 position; ATTRIBUTE vec4 diffuse_color; @@ -32,11 +33,20 @@ ATTRIBUTE vec2 texcoord0; VARYING vec4 vertex_color; VARYING vec2 vary_texcoord0; +VARYING vec2 screenpos; void main() { //transform vertex - gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0); + vec4 pos = modelview_projection_matrix * vec4(position, 1.0); + +// bias z to fix SL-9806 and get stars to depth test against clouds + pos.z += 0.001f; + + gl_Position = pos; + + float t = mod(time, 1.25f); + screenpos = position.xy * vec2(t, t); vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy; vertex_color = diffuse_color; } diff --git a/indra/newview/app_settings/shaders/class1/deferred/sunDiscF.glsl b/indra/newview/app_settings/shaders/class1/deferred/sunDiscF.glsl new file mode 100644 index 0000000000..e240c130c6 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/deferred/sunDiscF.glsl @@ -0,0 +1,64 @@ +/** + * @file sunDiscF.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#extension GL_ARB_texture_rectangle : enable + +/*[EXTRA_CODE_HERE]*/ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_data[3]; +#else +#define frag_data gl_FragData +#endif + +vec3 fullbrightAtmosTransport(vec3 light); +vec3 fullbrightScaleSoftClip(vec3 light); + +uniform sampler2D diffuseMap; +uniform sampler2D altDiffuseMap; +uniform float blend_factor; // interp factor between sunDisc A/B +VARYING vec2 vary_texcoord0; +VARYING float sun_fade; + +void main() +{ + vec4 sunDiscA = texture2D(diffuseMap, vary_texcoord0.xy); + vec4 sunDiscB = texture2D(altDiffuseMap, vary_texcoord0.xy); + vec4 c = mix(sunDiscA, sunDiscB, blend_factor); + c.rgb = clamp(c.rgb, vec3(0), vec3(1)); + c.rgb = pow(c.rgb, vec3(0.7f)); + c.rgb = fullbrightAtmosTransport(c.rgb); + c.rgb = fullbrightScaleSoftClip(c.rgb); + + // SL-9806 stars poke through + //c.a *= sun_fade; + + frag_data[0] = c; + frag_data[1] = vec4(0.0f); + frag_data[2] = vec4(0.0, 1.0, 0.0, 1.0); + + gl_FragDepth = 0.999988f; +} + diff --git a/indra/newview/app_settings/shaders/class1/deferred/sunDiscV.glsl b/indra/newview/app_settings/shaders/class1/deferred/sunDiscV.glsl new file mode 100644 index 0000000000..0d117c6bc7 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/deferred/sunDiscV.glsl @@ -0,0 +1,52 @@ +/** + * @file sunDiscV.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform mat4 texture_matrix0; +uniform mat4 modelview_matrix; +uniform mat4 modelview_projection_matrix; + +ATTRIBUTE vec3 position; +ATTRIBUTE vec2 texcoord0; + +VARYING vec2 vary_texcoord0; +VARYING float sun_fade; + +void calcAtmospherics(vec3 eye_pos); + +void main() +{ + //transform vertex + vec3 offset = vec3(0, 0, 50); + vec4 vert = vec4(position.xyz - offset, 1.0); + vec4 pos = modelview_projection_matrix*vert; + + sun_fade = smoothstep(0.3, 1.0, (position.z + 50) / 512.0f); + + gl_Position = pos; + + calcAtmospherics(pos.xyz); + + vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy; +} diff --git a/indra/newview/app_settings/shaders/class1/deferred/sunLightSSAOF.glsl b/indra/newview/app_settings/shaders/class1/deferred/sunLightSSAOF.glsl index 930255729b..15f141cbe5 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/sunLightSSAOF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/sunLightSSAOF.glsl @@ -35,103 +35,16 @@ out vec4 frag_color; //class 1 -- no shadow, SSAO only -uniform sampler2DRect depthMap; uniform sampler2DRect normalMap; -uniform sampler2D noiseMap; - // Inputs -uniform float ssao_radius; -uniform float ssao_max_radius; -uniform float ssao_factor; -uniform float ssao_factor_inv; - VARYING vec2 vary_fragcoord; -uniform mat4 inv_proj; -uniform vec2 screen_res; - -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} - -vec3 decode_normal (vec2 enc) -{ - vec2 fenc = enc*4-2; - float f = dot(fenc,fenc); - float g = sqrt(1-f/4); - vec3 n; - n.xy = fenc*g; - n.z = 1-f/2; - return n; -} - -vec4 getPosition(vec2 pos_screen) -{ - float depth = texture2DRect(depthMap, pos_screen.xy).r; - vec2 sc = pos_screen.xy*2.0; - sc /= screen_res; - sc -= vec2(1.0,1.0); - vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); - vec4 pos = inv_proj * ndc; - pos /= pos.w; - pos.w = 1.0; - return pos; -} +vec3 getNorm(vec2 pos_screen); +vec4 getPosition(vec2 pos_screen); //calculate decreases in ambient lighting when crowded out (SSAO) -float calcAmbientOcclusion(vec4 pos, vec3 norm) -{ - float ret = 1.0; - - vec2 kern[8]; - // exponentially (^2) distant occlusion samples spread around origin - kern[0] = vec2(-1.0, 0.0) * 0.125*0.125; - kern[1] = vec2(1.0, 0.0) * 0.250*0.250; - kern[2] = vec2(0.0, 1.0) * 0.375*0.375; - kern[3] = vec2(0.0, -1.0) * 0.500*0.500; - kern[4] = vec2(0.7071, 0.7071) * 0.625*0.625; - kern[5] = vec2(-0.7071, -0.7071) * 0.750*0.750; - kern[6] = vec2(-0.7071, 0.7071) * 0.875*0.875; - kern[7] = vec2(0.7071, -0.7071) * 1.000*1.000; - - vec2 pos_screen = vary_fragcoord.xy; - vec3 pos_world = pos.xyz; - vec2 noise_reflect = texture2D(noiseMap, vary_fragcoord.xy/128.0).xy; - - float angle_hidden = 0.0; - int points = 0; - - float scale = min(ssao_radius / -pos_world.z, ssao_max_radius); - - // it was found that keeping # of samples a constant was the fastest, probably due to compiler optimizations unrolling?) - for (int i = 0; i < 8; i++) - { - vec2 samppos_screen = pos_screen + scale * reflect(kern[i], noise_reflect); - vec3 samppos_world = getPosition(samppos_screen).xyz; - - vec3 diff = pos_world - samppos_world; - float dist2 = dot(diff, diff); - - // assume each sample corresponds to an occluding sphere with constant radius, constant x-sectional area - // --> solid angle shrinking by the square of distance - //radius is somewhat arbitrary, can approx with just some constant k * 1 / dist^2 - //(k should vary inversely with # of samples, but this is taken care of later) - - angle_hidden = angle_hidden + float(dot((samppos_world - 0.05*norm - pos_world), norm) > 0.0) * min(1.0/dist2, ssao_factor_inv); - - // 'blocked' samples (significantly closer to camera relative to pos_world) are "no data", not "no occlusion" - points = points + int(diff.z > -1.0); - } - - angle_hidden = min(ssao_factor*angle_hidden/float(points), 1.0); - - ret = (1.0 - (float(points != 0) * angle_hidden)); - - return min(ret, 1.0); -} +float calcAmbientOcclusion(vec4 pos, vec3 norm, vec2 pos_screen); void main() { @@ -139,13 +52,11 @@ void main() //try doing an unproject here - vec4 pos = getPosition(pos_screen); - - vec3 norm = texture2DRect(normalMap, pos_screen).xyz; - norm = decode_normal(norm.xy); - + vec4 pos = getPosition(pos_screen); + vec3 norm = getNorm(pos_screen); + frag_color[0] = 1.0; - frag_color[1] = calcAmbientOcclusion(pos, norm); + frag_color[1] = calcAmbientOcclusion(pos, norm, pos_screen); frag_color[2] = 1.0; frag_color[3] = 1.0; } diff --git a/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl b/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl index 52a429465f..800070c01d 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/terrainF.glsl @@ -23,6 +23,8 @@ * $/LicenseInfo$ */ +/*[EXTRA_CODE_HERE]*/ + #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_data[3]; #else @@ -35,33 +37,38 @@ uniform sampler2D detail_2; uniform sampler2D detail_3; uniform sampler2D alpha_ramp; +VARYING vec3 pos; VARYING vec3 vary_normal; VARYING vec4 vary_texcoord0; VARYING vec4 vary_texcoord1; -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} +vec2 encode_normal(vec3 n); + +#ifdef WATER_FOG +vec4 applyWaterFogView(vec3 pos, vec4 c); +#endif void main() { - /// Note: This should duplicate the blending functionality currently used for the terrain rendering. - - vec4 color0 = texture2D(detail_0, vary_texcoord0.xy); - vec4 color1 = texture2D(detail_1, vary_texcoord0.xy); - vec4 color2 = texture2D(detail_2, vary_texcoord0.xy); - vec4 color3 = texture2D(detail_3, vary_texcoord0.xy); + /// Note: This should duplicate the blending functionality currently used for the terrain rendering. + + vec4 color0 = texture2D(detail_0, vary_texcoord0.xy); + vec4 color1 = texture2D(detail_1, vary_texcoord0.xy); + vec4 color2 = texture2D(detail_2, vary_texcoord0.xy); + vec4 color3 = texture2D(detail_3, vary_texcoord0.xy); + + float alpha1 = texture2D(alpha_ramp, vary_texcoord0.zw).a; + float alpha2 = texture2D(alpha_ramp,vary_texcoord1.xy).a; + float alphaFinal = texture2D(alpha_ramp, vary_texcoord1.zw).a; + vec4 outColor = mix( mix(color3, color2, alpha2), mix(color1, color0, alpha1), alphaFinal ); + +#ifdef WATER_FOG + outColor = applyWaterFogView(pos.xyz, outColor); +#endif - float alpha1 = texture2D(alpha_ramp, vary_texcoord0.zw).a; - float alpha2 = texture2D(alpha_ramp,vary_texcoord1.xy).a; - float alphaFinal = texture2D(alpha_ramp, vary_texcoord1.zw).a; - vec4 outColor = mix( mix(color3, color2, alpha2), mix(color1, color0, alpha1), alphaFinal ); - - frag_data[0] = vec4(outColor.rgb, 0.0); - frag_data[1] = vec4(0,0,0,0); - vec3 nvn = normalize(vary_normal); - frag_data[2] = vec4(encode_normal(nvn.xyz), 0.0, 0.0); + frag_data[0] = vec4(outColor.rgb, 0.0); + frag_data[1] = vec4(0.0,0.0,0.0,0.0); + vec3 nvn = normalize(vary_normal); + frag_data[2] = vec4(encode_normal(nvn.xyz), 0.0, 0.0); } diff --git a/indra/newview/app_settings/shaders/class1/deferred/terrainV.glsl b/indra/newview/app_settings/shaders/class1/deferred/terrainV.glsl index 5effee4e4e..04fdc18b78 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/terrainV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/terrainV.glsl @@ -33,8 +33,8 @@ ATTRIBUTE vec4 diffuse_color; ATTRIBUTE vec2 texcoord0; ATTRIBUTE vec2 texcoord1; +VARYING vec3 pos; VARYING vec3 vary_normal; - VARYING vec4 vary_texcoord0; VARYING vec4 vary_texcoord1; @@ -43,31 +43,35 @@ uniform vec4 object_plane_t; vec4 texgen_object(vec4 vpos, vec4 tc, mat4 mat, vec4 tp0, vec4 tp1) { - vec4 tcoord; - - tcoord.x = dot(vpos, tp0); - tcoord.y = dot(vpos, tp1); - tcoord.z = tc.z; - tcoord.w = tc.w; - - tcoord = mat * tcoord; - - return tcoord; + vec4 tcoord; + + tcoord.x = dot(vpos, tp0); + tcoord.y = dot(vpos, tp1); + tcoord.z = tc.z; + tcoord.w = tc.w; + + tcoord = mat * tcoord; + + return tcoord; } void main() { - //transform vertex - gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0); - - vary_normal = normalize(normal_matrix * normal); - - // Transform and pass tex coords - vary_texcoord0.xy = texgen_object(vec4(position, 1.0), vec4(texcoord0,0,1), texture_matrix0, object_plane_s, object_plane_t).xy; - - vec4 t = vec4(texcoord1,0,1); - - vary_texcoord0.zw = t.xy; - vary_texcoord1.xy = t.xy-vec2(2.0, 0.0); - vary_texcoord1.zw = t.xy-vec2(1.0, 0.0); + //transform vertex + vec4 pre_pos = vec4(position.xyz, 1.0); + vec4 t_pos = modelview_projection_matrix * pre_pos; + + gl_Position = t_pos; + pos = t_pos.xyz; + + vary_normal = normalize(normal_matrix * normal); + + // Transform and pass tex coords + vary_texcoord0.xy = texgen_object(vec4(position, 1.0), vec4(texcoord0,0,1), texture_matrix0, object_plane_s, object_plane_t).xy; + + vec4 t = vec4(texcoord1,0,1); + + vary_texcoord0.zw = t.xy; + vary_texcoord1.xy = t.xy-vec2(2.0, 0.0); + vary_texcoord1.zw = t.xy-vec2(1.0, 0.0); } diff --git a/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl b/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl index 808750496f..89e354558a 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/treeF.glsl @@ -23,6 +23,8 @@ * $/LicenseInfo$ */ +/*[EXTRA_CODE_HERE]*/ + #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_data[3]; #else @@ -37,11 +39,7 @@ VARYING vec2 vary_texcoord0; uniform float minimum_alpha; -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} +vec2 encode_normal(vec3 n); void main() { diff --git a/indra/newview/app_settings/shaders/class1/deferred/treeShadowF.glsl b/indra/newview/app_settings/shaders/class1/deferred/treeShadowF.glsl index d4d2f5f571..e34d75ba1d 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/treeShadowF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/treeShadowF.glsl @@ -23,6 +23,8 @@ * $/LicenseInfo$ */ +/*[EXTRA_CODE_HERE]*/ + #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_color; #else diff --git a/indra/newview/app_settings/shaders/class1/deferred/underWaterF.glsl b/indra/newview/app_settings/shaders/class1/deferred/underWaterF.glsl index 78f841c733..e95a688e1f 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/underWaterF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/underWaterF.glsl @@ -23,6 +23,8 @@ * $/LicenseInfo$ */ +/*[EXTRA_CODE_HERE]*/ + #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_data[3]; #else @@ -56,48 +58,7 @@ VARYING vec4 refCoord; VARYING vec4 littleWave; VARYING vec4 view; -vec3 srgb_to_linear(vec3 cs) -{ - vec3 low_range = cs / vec3(12.92); - vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4)); - bvec3 lte = lessThanEqual(cs,vec3(0.04045)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lte.r ? low_range.r : high_range.r; - result.g = lte.g ? low_range.g : high_range.g; - result.b = lte.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lte); -#endif - -} - -vec3 linear_to_srgb(vec3 cl) -{ - cl = clamp(cl, vec3(0), vec3(1)); - vec3 low_range = cl * 12.92; - vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055; - bvec3 lt = lessThan(cl,vec3(0.0031308)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lt.r ? low_range.r : high_range.r; - result.g = lt.g ? low_range.g : high_range.g; - result.b = lt.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lt); -#endif - -} - -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} +vec2 encode_normal(vec3 n); vec4 applyWaterFog(vec4 color, vec3 viewVec) { @@ -151,7 +112,7 @@ void main() vec4 fb = texture2D(screenTex, distort); - frag_data[0] = vec4(linear_to_srgb(fb.rgb), 1.0); // diffuse + frag_data[0] = vec4(fb.rgb, 1.0); // diffuse frag_data[1] = vec4(0.5,0.5,0.5, 0.95); // speccolor*spec, spec frag_data[2] = vec4(encode_normal(wavef), 0.0, 0.0); // normalxyz, displace } diff --git a/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl b/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl index 37dcd3ad34..e0af521511 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/waterF.glsl @@ -1,5 +1,5 @@ /** - * @file waterF.glsl + * @file class1/deferred/waterF.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code @@ -37,17 +37,10 @@ vec3 scaleSoftClip(vec3 inColor); vec3 atmosTransport(vec3 inColor); uniform sampler2D bumpMap; +uniform sampler2D bumpMap2; +uniform float blend_factor; uniform sampler2D screenTex; uniform sampler2D refTex; -uniform sampler2DRectShadow shadowMap0; -uniform sampler2DRectShadow shadowMap1; -uniform sampler2DRectShadow shadowMap2; -uniform sampler2DRectShadow shadowMap3; -uniform sampler2D noiseMap; - -uniform mat4 shadow_matrix[6]; -uniform vec4 shadow_clip; - uniform float sunAngle; uniform float sunAngle2; uniform vec3 lightDir; @@ -62,6 +55,7 @@ uniform float fresnelOffset; uniform float blurMultiplier; uniform vec2 screen_res; uniform mat4 norm_mat; //region space to screen space +uniform int water_edge; //bigWave is (refCoord.w, view.w); VARYING vec4 refCoord; @@ -69,136 +63,99 @@ VARYING vec4 littleWave; VARYING vec4 view; VARYING vec4 vary_position; -vec3 srgb_to_linear(vec3 cs) -{ - vec3 low_range = cs / vec3(12.92); - vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4)); - bvec3 lte = lessThanEqual(cs,vec3(0.04045)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lte.r ? low_range.r : high_range.r; - result.g = lte.g ? low_range.g : high_range.g; - result.b = lte.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lte); -#endif - -} - -vec3 linear_to_srgb(vec3 cl) -{ - cl = clamp(cl, vec3(0), vec3(1)); - vec3 low_range = cl * 12.92; - vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055; - bvec3 lt = lessThan(cl,vec3(0.0031308)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lt.r ? low_range.r : high_range.r; - result.g = lt.g ? low_range.g : high_range.g; - result.b = lt.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lt); -#endif - -} +vec2 encode_normal(vec3 n); +vec3 scaleSoftClipFrag(vec3 l); -vec2 encode_normal(vec3 n) +vec3 BlendNormal(vec3 bump1, vec3 bump2) { - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; + vec3 n = mix(bump1, bump2, blend_factor); + return n; } void main() { - vec4 color; - float dist = length(view.xy); - - //normalize view vector - vec3 viewVec = normalize(view.xyz); - - //get wave normals - vec3 wave1 = texture2D(bumpMap, vec2(refCoord.w, view.w)).xyz*2.0-1.0; - vec3 wave2 = texture2D(bumpMap, littleWave.xy).xyz*2.0-1.0; - vec3 wave3 = texture2D(bumpMap, littleWave.zw).xyz*2.0-1.0; - //get base fresnel components - - vec3 df = vec3( - dot(viewVec, wave1), - dot(viewVec, (wave2 + wave3) * 0.5), - dot(viewVec, wave3) - ) * fresnelScale + fresnelOffset; - df *= df; - - vec2 distort = (refCoord.xy/refCoord.z) * 0.5 + 0.5; - - float dist2 = dist; - dist = max(dist, 5.0); - - float dmod = sqrt(dist); - - vec2 dmod_scale = vec2(dmod*dmod, dmod); - - //get reflected color - vec2 refdistort1 = wave1.xy*normScale.x; - vec2 refvec1 = distort+refdistort1/dmod_scale; - vec4 refcol1 = texture2D(refTex, refvec1); - - vec2 refdistort2 = wave2.xy*normScale.y; - vec2 refvec2 = distort+refdistort2/dmod_scale; - vec4 refcol2 = texture2D(refTex, refvec2); - - vec2 refdistort3 = wave3.xy*normScale.z; - vec2 refvec3 = distort+refdistort3/dmod_scale; - vec4 refcol3 = texture2D(refTex, refvec3); - - vec4 refcol = refcol1 + refcol2 + refcol3; - float df1 = df.x + df.y + df.z; - refcol *= df1 * 0.333; - - vec3 wavef = (wave1 + wave2 * 0.4 + wave3 * 0.6) * 0.5; - wavef.z *= max(-viewVec.z, 0.1); - wavef = normalize(wavef); - - float df2 = dot(viewVec, wavef) * fresnelScale+fresnelOffset; - - vec2 refdistort4 = wavef.xy*0.125; - refdistort4.y -= abs(refdistort4.y); - vec2 refvec4 = distort+refdistort4/dmod; - float dweight = min(dist2*blurMultiplier, 1.0); - vec4 baseCol = texture2D(refTex, refvec4); - - refcol = mix(baseCol*df2, refcol, dweight); - - //get specular component - float spec = clamp(dot(lightDir, (reflect(viewVec,wavef))),0.0,1.0); - - //harden specular - spec = pow(spec, 128.0); - - //figure out distortion vector (ripply) - vec2 distort2 = distort+wavef.xy*refScale/max(dmod*df1, 1.0); - - vec4 fb = texture2D(screenTex, distort2); - - //mix with reflection - // Note we actually want to use just df1, but multiplying by 0.999999 gets around an nvidia compiler bug - color.rgb = mix(fb.rgb, refcol.rgb, df1 * 0.99999); - - vec4 pos = vary_position; - - color.rgb += spec * specular; - - color.rgb = atmosTransport(color.rgb); - color.rgb = scaleSoftClip(color.rgb); - color.a = spec * sunAngle2; - - vec3 screenspacewavef = normalize((norm_mat*vec4(wavef, 1.0)).xyz); - - frag_data[0] = vec4(color.rgb, color); // diffuse - frag_data[1] = vec4(0); // speccolor, spec - frag_data[2] = vec4(encode_normal(screenspacewavef.xyz*0.5+0.5), 0.05, 0);// normalxy, 0, 0 + vec4 color; + float dist = length(view.xy); + + //normalize view vector + vec3 viewVec = normalize(view.xyz); + + //get wave normals + vec3 wave1_a = texture2D(bumpMap, vec2(refCoord.w, view.w)).xyz*2.0-1.0; + vec3 wave2_a = texture2D(bumpMap, littleWave.xy).xyz*2.0-1.0; + vec3 wave3_a = texture2D(bumpMap, littleWave.zw).xyz*2.0-1.0; + + + vec3 wave1_b = texture2D(bumpMap2, vec2(refCoord.w, view.w)).xyz*2.0-1.0; + vec3 wave2_b = texture2D(bumpMap2, littleWave.xy).xyz*2.0-1.0; + vec3 wave3_b = texture2D(bumpMap2, littleWave.zw).xyz*2.0-1.0; + + vec3 wave1 = BlendNormal(wave1_a, wave1_b); + vec3 wave2 = BlendNormal(wave2_a, wave2_b); + vec3 wave3 = BlendNormal(wave3_a, wave3_b); + + //get base fresnel components + + vec3 df = vec3( + dot(viewVec, wave1), + dot(viewVec, (wave2 + wave3) * 0.5), + dot(viewVec, wave3) + ) * fresnelScale + fresnelOffset; + df *= df; + + vec2 distort = (refCoord.xy/refCoord.z) * 0.5 + 0.5; + + float dist2 = dist; + dist = max(dist, 5.0); + + float dmod = sqrt(dist); + + vec2 dmod_scale = vec2(dmod*dmod, dmod); + + //get reflected color + vec2 refdistort1 = wave1.xy*normScale.x; + vec2 refvec1 = distort+refdistort1/dmod_scale; + vec4 refcol1 = texture2D(refTex, refvec1); + + vec2 refdistort2 = wave2.xy*normScale.y; + vec2 refvec2 = distort+refdistort2/dmod_scale; + vec4 refcol2 = texture2D(refTex, refvec2); + + vec2 refdistort3 = wave3.xy*normScale.z; + vec2 refvec3 = distort+refdistort3/dmod_scale; + vec4 refcol3 = texture2D(refTex, refvec3); + + vec4 refcol = refcol1 + refcol2 + refcol3; + float df1 = df.x + df.y + df.z; + refcol *= df1 * 0.333; + + vec3 wavef = (wave1 + wave2 * 0.4 + wave3 * 0.6) * 0.5; + wavef.z *= max(-viewVec.z, 0.1); + wavef = normalize(wavef); + + float df2 = dot(viewVec, wavef) * fresnelScale+fresnelOffset; + + vec2 refdistort4 = wavef.xy*0.125; + refdistort4.y -= abs(refdistort4.y); + vec2 refvec4 = distort+refdistort4/dmod; + float dweight = min(dist2*blurMultiplier, 1.0); + vec4 baseCol = texture2D(refTex, refvec4); + + refcol = mix(baseCol*df2, refcol, dweight); + + //figure out distortion vector (ripply) + vec2 distort2 = distort+wavef.xy*refScale * 0.33/max(dmod*df1, 1.0); + + vec4 fb = texture2D(screenTex, distort2); + //mix with reflection + // Note we actually want to use just df1, but multiplying by 0.999999 gets around an nvidia compiler bug + color.rgb = mix(fb.rgb, refcol.rgb, df1 * 0.99999); + + vec4 pos = vary_position; + + vec3 screenspacewavef = normalize((norm_mat*vec4(wavef, 1.0)).xyz); + + frag_data[0] = vec4(color.rgb, 0.25); // diffuse + frag_data[1] = vec4(specular * 0.15, 0.5); // speccolor, spec + frag_data[2] = vec4(encode_normal(screenspacewavef.xyz), 0.05, 0);// normalxy, 0, 0 } diff --git a/indra/newview/app_settings/shaders/class1/deferred/waterV.glsl b/indra/newview/app_settings/shaders/class1/deferred/waterV.glsl index 9734acf005..8863869e44 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/waterV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/waterV.glsl @@ -31,8 +31,8 @@ ATTRIBUTE vec3 position; void calcAtmospherics(vec3 inPositionEye); -uniform vec2 d1; -uniform vec2 d2; +uniform vec2 waveDir1; +uniform vec2 waveDir2; uniform float time; uniform vec3 eyeVec; uniform float waterHeight; @@ -88,10 +88,10 @@ void main() calcAtmospherics(pos.xyz); //pass wave parameters to pixel shader - vec2 bigWave = (v.xy) * vec2(0.04,0.04) + d1 * time * 0.055; + vec2 bigWave = (v.xy) * vec2(0.04,0.04) + waveDir1 * time * 0.055; //get two normal map (detail map) texture coordinates - littleWave.xy = (v.xy) * vec2(0.45, 0.9) + d2 * time * 0.13; - littleWave.zw = (v.xy) * vec2(0.1, 0.2) + d1 * time * 0.1; + littleWave.xy = (v.xy) * vec2(0.45, 0.9) + waveDir2 * time * 0.13; + littleWave.zw = (v.xy) * vec2(0.1, 0.2) + waveDir1 * time * 0.1; view.w = bigWave.y; refCoord.w = bigWave.x; diff --git a/indra/newview/app_settings/shaders/class1/environment/encodeNormF.glsl b/indra/newview/app_settings/shaders/class1/environment/encodeNormF.glsl new file mode 100644 index 0000000000..50e781fa78 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/environment/encodeNormF.glsl @@ -0,0 +1,31 @@ +/** + * @file encodeNormF.glsl + * + * $LicenseInfo:firstyear=2018&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2018, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +vec2 encode_normal(vec3 n) +{ + float f = sqrt(8 * n.z + 8); + return n.xy / f + 0.5; +} + diff --git a/indra/newview/app_settings/shaders/class1/deferred/srgb_mac.glsl b/indra/newview/app_settings/shaders/class1/environment/srgbF.glsl index 6cc1e6e798..4a8b892c3a 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/srgb_mac.glsl +++ b/indra/newview/app_settings/shaders/class1/environment/srgbF.glsl @@ -1,5 +1,5 @@ /** - * @file srgb.glsl + * @file srgbF.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code @@ -27,14 +27,18 @@ vec3 srgb_to_linear(vec3 cs) { vec3 low_range = cs / vec3(12.92); vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4)); - bvec3 lte = lessThanEqual(cs,vec3(0.04045)); +#ifdef OLD_SELECT vec3 result; result.r = lte.r ? low_range.r : high_range.r; result.g = lte.g ? low_range.g : high_range.g; result.b = lte.b ? low_range.b : high_range.b; return result; +#else + return mix(high_range, low_range, lte); +#endif + } vec3 linear_to_srgb(vec3 cl) @@ -42,13 +46,39 @@ vec3 linear_to_srgb(vec3 cl) cl = clamp(cl, vec3(0), vec3(1)); vec3 low_range = cl * 12.92; vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055; - bvec3 lt = lessThan(cl,vec3(0.0031308)); +#ifdef OLD_SELECT vec3 result; result.r = lt.r ? low_range.r : high_range.r; result.g = lt.g ? low_range.g : high_range.g; result.b = lt.b ? low_range.b : high_range.b; - return result; + return result; +#else + return mix(high_range, low_range, lt); +#endif + +} + +vec3 ColorFromRadiance(vec3 radiance) +{ + return vec3(1.0) - exp(-radiance * 0.0001); } +vec3 rgb2hsv(vec3 c) +{ + vec4 K = vec4(0.0, -1.0 / 3.0, 2.0 / 3.0, -1.0); + vec4 p = mix(vec4(c.bg, K.wz), vec4(c.gb, K.xy), step(c.b, c.g)); + vec4 q = mix(vec4(p.xyw, c.r), vec4(c.r, p.yzx), step(p.x, c.r)); + + float d = q.x - min(q.w, q.y); + float e = 1.0e-10; + return vec3(abs(q.z + (q.w - q.y) / (6.0 * d + e)), d / (q.x + e), q.x); +} + +vec3 hsv2rgb(vec3 c) +{ + vec4 K = vec4(1.0, 2.0 / 3.0, 1.0 / 3.0, 3.0); + vec3 p = abs(fract(c.xxx + K.xyz) * 6.0 - K.www); + return c.z * mix(K.xxx, clamp(p - K.xxx, 0.0, 1.0), c.y); +} diff --git a/indra/newview/app_settings/shaders/class1/environment/terrainV.glsl b/indra/newview/app_settings/shaders/class1/environment/terrainV.glsl index d09c5f9247..4d6f0c67a5 100644 --- a/indra/newview/app_settings/shaders/class1/environment/terrainV.glsl +++ b/indra/newview/app_settings/shaders/class1/environment/terrainV.glsl @@ -71,7 +71,7 @@ void main() /// Potentially better without it for water. pos /= pos.w; - vec4 color = calcLighting(pos.xyz, norm, vec4(1,1,1,1), vec4(0)); + vec4 color = calcLighting(pos.xyz, norm, vec4(1), vec4(0)); vertex_color = color; diff --git a/indra/newview/app_settings/shaders/class1/environment/underWaterF.glsl b/indra/newview/app_settings/shaders/class1/environment/underWaterF.glsl index 0d8dab0a41..20280ab1c5 100644 --- a/indra/newview/app_settings/shaders/class1/environment/underWaterF.glsl +++ b/indra/newview/app_settings/shaders/class1/environment/underWaterF.glsl @@ -47,7 +47,6 @@ uniform float kd; uniform vec4 waterPlane; uniform vec3 eyeVec; uniform vec4 waterFogColor; -uniform float waterFogDensity; uniform float waterFogKS; uniform vec2 screenRes; @@ -56,41 +55,7 @@ VARYING vec4 refCoord; VARYING vec4 littleWave; VARYING vec4 view; -vec4 applyWaterFog(vec4 color, vec3 viewVec) -{ - //normalize view vector - vec3 view = normalize(viewVec); - float es = -view.z; - - //find intersection point with water plane and eye vector - - //get eye depth - float e0 = max(-waterPlane.w, 0.0); - - //get object depth - float depth = length(viewVec); - - //get "thickness" of water - float l = max(depth, 0.1); - - float kd = waterFogDensity; - float ks = waterFogKS; - vec4 kc = waterFogColor; - - float F = 0.98; - - float t1 = -kd * pow(F, ks * e0); - float t2 = kd + ks * es; - float t3 = pow(F, t2*l) - 1.0; - - float L = min(t1/t2*t3, 1.0); - - float D = pow(0.98, l*kd); - //return vec4(1.0, 0.0, 1.0, 1.0); - return color * D + kc * L; - //depth /= 10.0; - //return vec4(depth,depth,depth,0.0); -} +vec4 applyWaterFogView(vec3 pos, vec4 color); void main() { @@ -108,5 +73,5 @@ void main() vec4 fb = texture2D(screenTex, distort); - frag_color = applyWaterFog(fb,view.xyz); + frag_color = applyWaterFogView(view.xyz, fb); } diff --git a/indra/newview/app_settings/shaders/class1/environment/waterF.glsl b/indra/newview/app_settings/shaders/class1/environment/waterF.glsl index 79bffab745..a4e3f94816 100644 --- a/indra/newview/app_settings/shaders/class1/environment/waterF.glsl +++ b/indra/newview/app_settings/shaders/class1/environment/waterF.glsl @@ -1,5 +1,5 @@ /** - * @file waterF.glsl + * @file class1/environment/waterF.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code @@ -33,6 +33,8 @@ vec3 scaleSoftClip(vec3 inColor); vec3 atmosTransport(vec3 inColor); uniform sampler2D bumpMap; +uniform sampler2D bumpMap2; +uniform float blend_factor; uniform sampler2D screenTex; uniform sampler2D refTex; @@ -48,94 +50,116 @@ uniform vec3 normScale; uniform float fresnelScale; uniform float fresnelOffset; uniform float blurMultiplier; - +uniform int water_edge; //bigWave is (refCoord.w, view.w); VARYING vec4 refCoord; VARYING vec4 littleWave; VARYING vec4 view; +vec3 BlendNormal(vec3 bump1, vec3 bump2) +{ + //vec3 normal = bump1.xyz * vec3( 2.0, 2.0, 2.0) - vec3(1.0, 1.0, 0.0); + //vec3 normal2 = bump2.xyz * vec3(-2.0, -2.0, 2.0) + vec3(1.0, 1.0, -1.0); + //vec3 n = normalize(normal * dot(normal, normal2) - (normal2 * normal.z)); + vec3 n = normalize(mix(bump1, bump2, blend_factor)); + return n; +} + void main() { - vec4 color; - - float dist = length(view.xy); - - //normalize view vector - vec3 viewVec = normalize(view.xyz); - - //get wave normals - vec3 wave1 = texture2D(bumpMap, vec2(refCoord.w, view.w)).xyz*2.0-1.0; - vec3 wave2 = texture2D(bumpMap, littleWave.xy).xyz*2.0-1.0; - vec3 wave3 = texture2D(bumpMap, littleWave.zw).xyz*2.0-1.0; - //get base fresnel components - - vec3 df = vec3( - dot(viewVec, wave1), - dot(viewVec, (wave2 + wave3) * 0.5), - dot(viewVec, wave3) - ) * fresnelScale + fresnelOffset; - df *= df; - - vec2 distort = (refCoord.xy/refCoord.z) * 0.5 + 0.5; - - float dist2 = dist; - dist = max(dist, 5.0); - - float dmod = sqrt(dist); - - vec2 dmod_scale = vec2(dmod*dmod, dmod); - - //get reflected color - vec2 refdistort1 = wave1.xy*normScale.x; - vec2 refvec1 = distort+refdistort1/dmod_scale; - vec4 refcol1 = texture2D(refTex, refvec1); - - vec2 refdistort2 = wave2.xy*normScale.y; - vec2 refvec2 = distort+refdistort2/dmod_scale; - vec4 refcol2 = texture2D(refTex, refvec2); - - vec2 refdistort3 = wave3.xy*normScale.z; - vec2 refvec3 = distort+refdistort3/dmod_scale; - vec4 refcol3 = texture2D(refTex, refvec3); + vec4 color; + + float dist = length(view.xy); + + //normalize view vector + vec3 viewVec = normalize(view.xyz); + + //get wave normals + vec3 wave1_a = texture2D(bumpMap, vec2(refCoord.w, view.w)).xyz*2.0-1.0; + vec3 wave2_a = texture2D(bumpMap, littleWave.xy).xyz*2.0-1.0; + vec3 wave3_a = texture2D(bumpMap, littleWave.zw).xyz*2.0-1.0; + + vec3 wave1_b = texture2D(bumpMap2, vec2(refCoord.w, view.w)).xyz*2.0-1.0; + vec3 wave2_b = texture2D(bumpMap2, littleWave.xy).xyz*2.0-1.0; + vec3 wave3_b = texture2D(bumpMap2, littleWave.zw).xyz*2.0-1.0; - vec4 refcol = refcol1 + refcol2 + refcol3; - float df1 = df.x + df.y + df.z; - refcol *= df1 * 0.333; - - vec3 wavef = (wave1 + wave2 * 0.4 + wave3 * 0.6) * 0.5; - - wavef.z *= max(-viewVec.z, 0.1); - wavef = normalize(wavef); - - float df2 = dot(viewVec, wavef) * fresnelScale+fresnelOffset; - - vec2 refdistort4 = wavef.xy*0.125; - refdistort4.y -= abs(refdistort4.y); - vec2 refvec4 = distort+refdistort4/dmod; - float dweight = min(dist2*blurMultiplier, 1.0); - vec4 baseCol = texture2D(refTex, refvec4); - refcol = mix(baseCol*df2, refcol, dweight); + vec3 wave1 = BlendNormal(wave1_a, wave1_b); + vec3 wave2 = BlendNormal(wave2_a, wave2_b); + vec3 wave3 = BlendNormal(wave3_a, wave3_b); - //get specular component - float spec = clamp(dot(lightDir, (reflect(viewVec,wavef))),0.0,1.0); - - //harden specular - spec = pow(spec, 128.0); + //get base fresnel components + + vec3 df = vec3( + dot(viewVec, wave1), + dot(viewVec, (wave2 + wave3) * 0.5), + dot(viewVec, wave3) + ) * fresnelScale + fresnelOffset; + df *= df; + + vec2 distort = (refCoord.xy/refCoord.z) * 0.5 + 0.5; + + float dist2 = dist; + dist = max(dist, 5.0); + + float dmod = sqrt(dist); + + vec2 dmod_scale = vec2(dmod*dmod, dmod); + + //get reflected color + vec2 refdistort1 = wave1.xy*normScale.x; + vec2 refvec1 = distort+refdistort1/dmod_scale; + vec4 refcol1 = texture2D(refTex, refvec1); + + vec2 refdistort2 = wave2.xy*normScale.y; + vec2 refvec2 = distort+refdistort2/dmod_scale; + vec4 refcol2 = texture2D(refTex, refvec2); + + vec2 refdistort3 = wave3.xy*normScale.z; + vec2 refvec3 = distort+refdistort3/dmod_scale; + vec4 refcol3 = texture2D(refTex, refvec3); - //figure out distortion vector (ripply) - vec2 distort2 = distort+wavef.xy*refScale/max(dmod*df1, 1.0); - - vec4 fb = texture2D(screenTex, distort2); - - //mix with reflection - // Note we actually want to use just df1, but multiplying by 0.999999 gets around and nvidia compiler bug - color.rgb = mix(fb.rgb, refcol.rgb, df1 * 0.99999); - color.rgb += spec * specular; - - color.rgb = atmosTransport(color.rgb); - color.rgb = scaleSoftClip(color.rgb); - color.a = spec * sunAngle2; + vec4 refcol = refcol1 + refcol2 + refcol3; + float df1 = df.x + df.y + df.z; + refcol *= df1 * 0.333; + + vec3 wavef = (wave1 + wave2 * 0.4 + wave3 * 0.6) * 0.5; + + wavef.z *= max(-viewVec.z, 0.1); + wavef = normalize(wavef); + + float df2 = dot(viewVec, wavef) * fresnelScale+fresnelOffset; + + vec2 refdistort4 = wavef.xy*0.125; + refdistort4.y -= abs(refdistort4.y); + vec2 refvec4 = distort+refdistort4/dmod; + float dweight = min(dist2*blurMultiplier, 1.0); + vec4 baseCol = texture2D(refTex, refvec4); + refcol = mix(baseCol*df2, refcol, dweight); + + //get specular component + float spec = clamp(dot(lightDir, (reflect(viewVec,wavef))),0.0,1.0); + + //harden specular + spec = pow(spec, 128.0); + + //figure out distortion vector (ripply) + vec2 distort2 = distort+wavef.xy*refScale/max(dmod*df1, 1.0); + + vec4 fb = texture2D(screenTex, distort2); + + //mix with reflection + // Note we actually want to use just df1, but multiplying by 0.999999 gets around and nvidia compiler bug + color.rgb = mix(fb.rgb, refcol.rgb, df1 * 0.99999); + color.rgb += spec * specular; + + color.rgb = atmosTransport(color.rgb); + color.rgb = scaleSoftClip(color.rgb); + color.a = spec * sunAngle2; + +#if defined(WATER_EDGE) + gl_FragDepth = 0.9999847f; +#endif - frag_color = color; + frag_color = color; } diff --git a/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl b/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl index 4bdfce9260..856924b1e5 100644 --- a/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl +++ b/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl @@ -25,7 +25,6 @@ -uniform vec4 lightnorm; uniform vec4 waterPlane; uniform vec4 waterFogColor; uniform float waterFogDensity; @@ -33,42 +32,48 @@ uniform float waterFogKS; vec3 getPositionEye(); -vec4 applyWaterFog(vec4 color) +vec4 applyWaterFogView(vec3 pos, vec4 color) { - //normalize view vector - vec3 view = normalize(getPositionEye()); - float es = -(dot(view, waterPlane.xyz)); + vec3 view = normalize(pos); + //normalize view vector + float es = -(dot(view, waterPlane.xyz)); + + //find intersection point with water plane and eye vector + + //get eye depth + float e0 = max(-waterPlane.w, 0.0); + + vec3 int_v = waterPlane.w > 0.0 ? view * waterPlane.w/es : vec3(0.0, 0.0, 0.0); + + //get object depth + float depth = length(pos - int_v); + + //get "thickness" of water + float l = max(depth, 0.1); + + float kd = waterFogDensity; + float ks = waterFogKS; + vec4 kc = waterFogColor; + + float F = 0.98; + + float t1 = -kd * pow(F, ks * e0); + float t2 = kd + ks * es; + float t3 = pow(F, t2*l) - 1.0; + + float L = min(t1/t2*t3, 1.0); + + float D = pow(0.98, l*kd); + + color.rgb = color.rgb * D + kc.rgb * L; + color.a = kc.a + color.a; - //find intersection point with water plane and eye vector - - //get eye depth - float e0 = max(-waterPlane.w, 0.0); - - vec3 int_v = waterPlane.w > 0.0 ? view * waterPlane.w/es : vec3(0.0, 0.0, 0.0); - - //get object depth - float depth = length(getPositionEye() - int_v); - - //get "thickness" of water - float l = max(depth, 0.1); + return color; +} - float kd = waterFogDensity; - float ks = waterFogKS; - vec4 kc = waterFogColor; - - float F = 0.98; - - float t1 = -kd * pow(F, ks * e0); - float t2 = kd + ks * es; - float t3 = pow(F, t2*l) - 1.0; - - float L = min(t1/t2*t3, 1.0); - - float D = pow(0.98, l*kd); - - color.rgb = color.rgb * D + kc.rgb * L; - color.a = kc.a + color.a; - - return color; +vec4 applyWaterFog(vec4 color) +{ + //normalize view vector + return applyWaterFogView(getPositionEye(), color); } diff --git a/indra/newview/app_settings/shaders/class1/environment/waterV.glsl b/indra/newview/app_settings/shaders/class1/environment/waterV.glsl index 352cea7aaa..1fe98a9575 100644 --- a/indra/newview/app_settings/shaders/class1/environment/waterV.glsl +++ b/indra/newview/app_settings/shaders/class1/environment/waterV.glsl @@ -31,8 +31,8 @@ ATTRIBUTE vec3 position; void calcAtmospherics(vec3 inPositionEye); -uniform vec2 d1; -uniform vec2 d2; +uniform vec2 waveDir1; +uniform vec2 waveDir2; uniform float time; uniform vec3 eyeVec; uniform float waterHeight; @@ -86,10 +86,10 @@ void main() //pass wave parameters to pixel shader - vec2 bigWave = (v.xy) * vec2(0.04,0.04) + d1 * time * 0.055; + vec2 bigWave = (v.xy) * vec2(0.04,0.04) + waveDir1 * time * 0.055; //get two normal map (detail map) texture coordinates - littleWave.xy = (v.xy) * vec2(0.45, 0.9) + d2 * time * 0.13; - littleWave.zw = (v.xy) * vec2(0.1, 0.2) + d1 * time * 0.1; + littleWave.xy = (v.xy) * vec2(0.45, 0.9) + waveDir2 * time * 0.13; + littleWave.zw = (v.xy) * vec2(0.1, 0.2) + waveDir1 * time * 0.1; view.w = bigWave.y; refCoord.w = bigWave.x; diff --git a/indra/newview/app_settings/shaders/class1/interface/customalphaF.glsl b/indra/newview/app_settings/shaders/class1/interface/customalphaF.glsl index a96d04cc39..f6b31a5956 100644 --- a/indra/newview/app_settings/shaders/class1/interface/customalphaF.glsl +++ b/indra/newview/app_settings/shaders/class1/interface/customalphaF.glsl @@ -38,7 +38,9 @@ VARYING vec2 vary_texcoord0; void main() { - vec4 color = vertex_color*texture2D(diffuseMap, vary_texcoord0.xy); - color.a *= custom_alpha; + vec4 color = texture2D(diffuseMap, vary_texcoord0.xy); + color.rgb = pow(color.rgb, vec3(0.45)); + color.rgb *= vertex_color.rgb; + color.a *= max(custom_alpha, vertex_color.a); frag_color = color; } diff --git a/indra/newview/app_settings/shaders/class1/interface/glowcombineF.glsl b/indra/newview/app_settings/shaders/class1/interface/glowcombineF.glsl index 5c088b3a3c..b5bbbb5c73 100644 --- a/indra/newview/app_settings/shaders/class1/interface/glowcombineF.glsl +++ b/indra/newview/app_settings/shaders/class1/interface/glowcombineF.glsl @@ -25,14 +25,14 @@ #extension GL_ARB_texture_rectangle : enable +/*[EXTRA_CODE_HERE]*/ + #ifdef DEFINE_GL_FRAGCOLOR out vec4 frag_color; #else #define frag_color gl_FragColor #endif -/*[EXTRA_CODE_HERE]*/ - uniform sampler2D glowMap; uniform sampler2DRect screenMap; diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFuncSpecularV.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFuncSpecularV.glsl index 85cddc647d..20e44d74d5 100644 --- a/indra/newview/app_settings/shaders/class1/lighting/lightFuncSpecularV.glsl +++ b/indra/newview/app_settings/shaders/class1/lighting/lightFuncSpecularV.glsl @@ -23,14 +23,6 @@ * $/LicenseInfo$ */ - - -float calcDirectionalLight(vec3 n, vec3 l) -{ - float a = max(dot(n,l),0.0); - return a; -} - float calcDirectionalSpecular(vec3 view, vec3 n, vec3 l) { return pow(max(dot(reflect(view, n),l), 0.0),8.0); diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl index a9288b3df6..8defcf9f52 100644 --- a/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl +++ b/indra/newview/app_settings/shaders/class1/lighting/lightFuncV.glsl @@ -28,7 +28,7 @@ float calcDirectionalLight(vec3 n, vec3 l) { - float a = max(dot(n,l),0.0); + float a = max(dot(n,normalize(l)),0.0); return a; } diff --git a/indra/newview/app_settings/shaders/class1/lighting/sumLightsV.glsl b/indra/newview/app_settings/shaders/class1/lighting/sumLightsV.glsl index 41288c21c1..4d7cff37c6 100644 --- a/indra/newview/app_settings/shaders/class1/lighting/sumLightsV.glsl +++ b/indra/newview/app_settings/shaders/class1/lighting/sumLightsV.glsl @@ -34,16 +34,14 @@ vec3 scaleDownLight(vec3 light); vec4 sumLights(vec3 pos, vec3 norm, vec4 color, vec4 baseLight) { - vec4 col; + vec4 col = vec4(0); col.a = color.a; col.rgb = light_diffuse[1].rgb * calcDirectionalLight(norm, light_position[1].xyz); + col.rgb += light_diffuse[0].rgb * calcDirectionalLight(norm, light_position[0].xyz); col.rgb = scaleDownLight(col.rgb); col.rgb += atmosAmbient(baseLight.rgb); - col.rgb += atmosAffectDirectionalLight(calcDirectionalLight(norm, light_position[0].xyz)); - col.rgb = min(col.rgb*color.rgb, 1.0); - return col; } diff --git a/indra/newview/app_settings/shaders/class1/objects/fullbrightF.glsl b/indra/newview/app_settings/shaders/class1/objects/fullbrightF.glsl index a54c0caf81..31a262f1db 100644 --- a/indra/newview/app_settings/shaders/class1/objects/fullbrightF.glsl +++ b/indra/newview/app_settings/shaders/class1/objects/fullbrightF.glsl @@ -1,5 +1,5 @@ /** - * @file fullbrightF.glsl + * @file objects/fullbrightF.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsF.glsl index aacc503e13..4f0e2a6cb6 100644 --- a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsF.glsl @@ -1,5 +1,5 @@ /** - * @file atmosphericsF.glsl + * @file class1\windlight\atmosphericsF.glsl * * $LicenseInfo:firstyear=2005&license=viewerlgpl$ * Second Life Viewer Source Code @@ -23,11 +23,31 @@ * $/LicenseInfo$ */ +vec3 atmosFragAmbient(vec3 light, vec3 sunlit) +{ + /* stub function for fallback compatibility on class1 hardware */ + return light; +} + +vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) +{ + /* stub function for fallback compatibility on class1 hardware */ + return light; +} +vec3 atmosFragAffectDirectionalLight(float light, vec3 sunlit) +{ + return light * sunlit; +} vec3 atmosLighting(vec3 light) { - /* stub function for fallback compatibility on class1 hardware */ - return light; + /* stub function for fallback compatibility on class1 hardware */ + return light; +} + +void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 atten, out vec3 additive) +{ + /* stub function for fallback compatibility on class1 hardware */ } diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsFuncs.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsFuncs.glsl new file mode 100644 index 0000000000..91760e05bf --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsFuncs.glsl @@ -0,0 +1,140 @@ +/** + * @file class1\windlight\atmosphericsFuncs.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2019, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ +uniform vec4 gamma; +uniform vec4 lightnorm; +uniform vec4 sunlight_color; +uniform vec4 moonlight_color; +uniform int sun_up_factor; +uniform vec4 ambient; +uniform vec4 blue_horizon; +uniform vec4 blue_density; +uniform float haze_horizon; +uniform float haze_density; +uniform float cloud_shadow; +uniform float density_multiplier; +uniform float distance_multiplier; +uniform float max_y; +uniform vec4 glow; +uniform float scene_light_strength; +uniform mat3 ssao_effect_mat; +uniform int no_atmo; +uniform float sun_moon_glow_factor; + +vec3 nothing() { + return vec3(0, 0, 0); +} + +void calcAtmosphericVars(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten) { + + vec3 P = inPositionEye; + + //(TERRAIN) limit altitude + if (P.y > max_y) P *= (max_y / P.y); + if (P.y < -max_y) P *= (-max_y / P.y); + + vec3 tmpLightnorm = lightnorm.xyz; + + vec3 Pn = normalize(P); + float Plen = length(P); + + vec4 temp1 = vec4(0); + vec3 temp2 = vec3(0); + vec4 blue_weight; + vec4 haze_weight; + vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; + vec4 light_atten; + + //sunlight attenuation effect (hue and brightness) due to atmosphere + //this is used later for sunlight modulation at various altitudes + light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); + //I had thought blue_density and haze_density should have equal weighting, + //but attenuation due to haze_density tends to seem too strong + + temp1 = blue_density + vec4(haze_density); + blue_weight = blue_density / temp1; + haze_weight = vec4(haze_density) / temp1; + + //(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain) + temp2.y = max(0.0, tmpLightnorm.y); + if (temp2.y > 0.001f) + { + temp2.y = 1. / temp2.y; + } + temp2.y = max(0.001f, temp2.y); + sunlight *= exp(-light_atten * temp2.y); + + // main atmospheric scattering line integral + temp2.z = Plen * density_multiplier; + + // Transparency (-> temp1) + // ATI Bugfix -- can't store temp1*temp2.z*distance_multiplier in a variable because the ati + // compiler gets confused. + temp1 = exp(-temp1 * temp2.z * distance_multiplier); + + //final atmosphere attenuation factor + atten = temp1.rgb; + + //compute haze glow + //(can use temp2.x as temp because we haven't used it yet) + temp2.x = dot(Pn, tmpLightnorm.xyz); + temp2.x = 1. - temp2.x; + //temp2.x is 0 at the sun and increases away from sun + temp2.x = max(temp2.x, .001); //was glow.y + //set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) + temp2.x *= glow.x; + //higher glow.x gives dimmer glow (because next step is 1 / "angle") + temp2.x = pow(temp2.x, glow.z); + //glow.z should be negative, so we're doing a sort of (1 / "angle") function + + //add "minimum anti-solar illumination" + temp2.x += .25; + + temp2.x *= sun_moon_glow_factor; + + //increase ambient when there are more clouds + vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow * 0.5; + + /* decrease value and saturation (that in HSV, not HSL) for occluded areas + * // for HSV color/geometry used here, see http://gimp-savvy.com/BOOK/index.html?node52.html + * // The following line of code performs the equivalent of: + * float ambAlpha = tmpAmbient.a; + * float ambValue = dot(vec3(tmpAmbient), vec3(0.577)); // projection onto <1/rt(3), 1/rt(3), 1/rt(3)>, the neutral white-black axis + * vec3 ambHueSat = vec3(tmpAmbient) - vec3(ambValue); + * tmpAmbient = vec4(RenderSSAOEffect.valueFactor * vec3(ambValue) + RenderSSAOEffect.saturationFactor *(1.0 - ambFactor) * ambHueSat, ambAlpha); + */ + tmpAmbient = vec4(mix(ssao_effect_mat * tmpAmbient.rgb, tmpAmbient.rgb, ambFactor), tmpAmbient.a); + + //haze color + additive = + vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient) + + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x + + tmpAmbient)); + + //brightness of surface both sunlight and ambient + sunlit = sunlight.rgb; + amblit = tmpAmbient.rgb * .25; + additive = normalize(additive); + additive *= vec3(1.0 - exp(-temp2.z * distance_multiplier)) * 0.5; +} diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersF.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersF.glsl new file mode 100644 index 0000000000..10407eeb02 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersF.glsl @@ -0,0 +1,51 @@ +/** + * @file atmosphericsHelpersF.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform vec4 sunlight_color; +uniform vec4 light_ambient; +uniform int no_atmo; + +vec3 atmosAmbient(vec3 light) +{ + if (no_atmo == 1) return light + vec3(0.66); + return light + light_ambient.rgb; +} + +vec3 atmosAffectDirectionalLight(float lightIntensity) +{ + return sunlight_color.rgb * lightIntensity; +} + +vec3 atmosGetDiffuseSunlightColor() +{ + return sunlight_color.rgb; +} + +vec3 scaleDownLight(vec3 light) +{ + /* stub function for fallback compatibility on class1 hardware */ + return light; +} + diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersV.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersV.glsl index 6ff860362c..14034bccae 100644 --- a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersV.glsl +++ b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersV.glsl @@ -23,33 +23,35 @@ * $/LicenseInfo$ */ -uniform vec4 sunlight_color_copy; +uniform vec4 sunlight_color; uniform vec4 light_ambient; +uniform int no_atmo; vec3 atmosAmbient(vec3 light) { - return light + light_ambient.rgb; + if (no_atmo == 1) return light + vec3(0.66); + return light + light_ambient.rgb; } vec3 atmosAffectDirectionalLight(float lightIntensity) { - return sunlight_color_copy.rgb * lightIntensity; + return sunlight_color.rgb * lightIntensity; } vec3 atmosGetDiffuseSunlightColor() { - return sunlight_color_copy.rgb; + return sunlight_color.rgb; } vec3 scaleDownLight(vec3 light) { - /* stub function for fallback compatibility on class1 hardware */ - return light; + /* stub function for fallback compatibility on class1 hardware */ + return light; } vec3 scaleUpLight(vec3 light) { - /* stub function for fallback compatibility on class1 hardware */ - return light; + /* stub function for fallback compatibility on class1 hardware */ + return light; } diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsV.glsl index 76d7d5059d..b749e1a7a2 100644 --- a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsV.glsl +++ b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsV.glsl @@ -29,7 +29,7 @@ void setPositionEye(vec3 v); void calcAtmospherics(vec3 inPositionEye) { - /* stub function for fallback compatibility on class1 hardware */ - setPositionEye(inPositionEye); + /* stub function for fallback compatibility on class1 hardware */ + setPositionEye(inPositionEye); } diff --git a/indra/newview/app_settings/shaders/class1/windlight/cloudShadowF.glsl b/indra/newview/app_settings/shaders/class1/windlight/cloudShadowF.glsl new file mode 100644 index 0000000000..69a3c59cb3 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/windlight/cloudShadowF.glsl @@ -0,0 +1,128 @@ +/** + * @file class3/deferred/cloudsF.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_color; +#else +#define frag_color gl_FragColor +#endif + +uniform sampler2D diffuseMap; + +VARYING vec4 pos; +VARYING float target_pos_x; +VARYING float vary_CloudDensity; +VARYING vec2 vary_texcoord0; +VARYING vec2 vary_texcoord1; +VARYING vec2 vary_texcoord2; +VARYING vec2 vary_texcoord3; + +uniform sampler2D cloud_noise_texture; +uniform sampler2D cloud_noise_texture_next; +uniform float blend_factor; +uniform vec4 cloud_pos_density1; +uniform vec4 cloud_pos_density2; +uniform vec4 sunlight_color; +uniform vec4 cloud_color; +uniform float cloud_shadow; +uniform float cloud_scale; +uniform float cloud_variance; +uniform vec3 ambient; +uniform vec3 camPosLocal; +uniform vec3 sun_dir; +uniform float sun_size; +uniform float far_z; + +#if !defined(DEPTH_CLAMP) +VARYING vec4 post_pos; +#endif + +vec4 cloudNoise(vec2 uv) +{ + vec4 a = texture2D(cloud_noise_texture, uv); + vec4 b = texture2D(cloud_noise_texture_next, uv); + vec4 cloud_noise_sample = mix(a, b, blend_factor); + return normalize(cloud_noise_sample); +} + +void main() +{ + if (cloud_scale >= 0.0001) + { + // Set variables + vec2 uv1 = vary_texcoord0.xy; + vec2 uv2 = vary_texcoord1.xy; + vec2 uv3 = vary_texcoord2.xy; + float cloudDensity = 2.0 * (cloud_shadow - 0.25); + + vec2 uv4 = vary_texcoord3.xy; + + vec2 disturbance = vec2(cloudNoise(uv1 / 8.0f).x, cloudNoise((uv3 + uv1) / 16.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); + vec2 disturbance2 = vec2(cloudNoise((uv1 + uv3) / 4.0f).x, cloudNoise((uv4 + uv2) / 8.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); + + // Offset texture coords + uv1 += cloud_pos_density1.xy + (disturbance * 0.02); //large texture, visible density + uv2 += cloud_pos_density1.xy; //large texture, self shadow + uv3 += cloud_pos_density2.xy; //small texture, visible density + uv4 += cloud_pos_density2.xy; //small texture, self shadow + + float density_variance = min(1.0, (disturbance.x* 2.0 + disturbance.y* 2.0 + disturbance2.x + disturbance2.y)); + + cloudDensity *= 1.0 - (density_variance * density_variance); + + // Compute alpha1, the main cloud opacity + float alpha1 = (cloudNoise(uv1).x - 0.5) + (cloudNoise(uv3).x - 0.5) * cloud_pos_density2.z; + alpha1 = min(max(alpha1 + cloudDensity, 0.) * 10 * cloud_pos_density1.z, 1.); + + // And smooth + alpha1 = 1. - alpha1 * alpha1; + alpha1 = 1. - alpha1 * alpha1; + + if (alpha1 < 0.001f) + { + discard; + } + + // Compute alpha2, for self shadowing effect + // (1 - alpha2) will later be used as percentage of incoming sunlight + float alpha2 = (cloudNoise(uv2).x - 0.5); + alpha2 = min(max(alpha2 + cloudDensity, 0.) * 2.5 * cloud_pos_density1.z, 1.); + + // And smooth + alpha2 = 1. - alpha2; + alpha2 = 1. - alpha2 * alpha2; + + frag_color = vec4(alpha1, alpha1, alpha1, 1); + } + else + { + frag_color = vec4(1); + } + +#if !defined(DEPTH_CLAMP) + gl_FragDepth = max(post_pos.z/post_pos.w*0.5+0.5, 0.0); +#endif + +} diff --git a/indra/newview/app_settings/shaders/class1/windlight/cloudShadowV.glsl b/indra/newview/app_settings/shaders/class1/windlight/cloudShadowV.glsl new file mode 100644 index 0000000000..1c2fbaf25d --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/windlight/cloudShadowV.glsl @@ -0,0 +1,61 @@ +/** + * @file cloudShadowV.glsl + * + * $LicenseInfo:firstyear=2011&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2011, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform mat4 texture_matrix0; +uniform mat4 modelview_projection_matrix; +uniform float shadow_target_width; + +ATTRIBUTE vec3 position; +ATTRIBUTE vec4 diffuse_color; +ATTRIBUTE vec2 texcoord0; + +#if !defined(DEPTH_CLAMP) +VARYING float pos_zd2; +#endif + +VARYING vec4 pos; +VARYING float target_pos_x; +VARYING vec2 vary_texcoord0; + +void passTextureIndex(); + +void main() +{ + //transform vertex + vec4 pre_pos = vec4(position.xyz, 1.0); + pos = modelview_projection_matrix * pre_pos; + target_pos_x = 0.5 * (shadow_target_width - 1.0) * pos.x; + +#if !defined(DEPTH_CLAMP) + pos_zd2 = pos.z * 0.5; + gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w); +#else + gl_Position = pos; +#endif + + passTextureIndex(); + + vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy; +} diff --git a/indra/newview/app_settings/shaders/class1/windlight/gammaF.glsl b/indra/newview/app_settings/shaders/class1/windlight/gammaF.glsl index 62f4e51449..667301443a 100644 --- a/indra/newview/app_settings/shaders/class1/windlight/gammaF.glsl +++ b/indra/newview/app_settings/shaders/class1/windlight/gammaF.glsl @@ -23,17 +23,31 @@ * $/LicenseInfo$ */ - - +uniform int no_atmo; uniform vec4 gamma; -/// Soft clips the light with a gamma correction -vec3 scaleSoftClip(vec3 light) { +vec3 scaleSoftClipFrag(vec3 light) +{ // For compatibility with lower cards. Do nothing. return light; } -vec3 fullbrightScaleSoftClip(vec3 light) { - return scaleSoftClip(light); +/// Soft clips the light with a gamma correction +vec3 scaleSoftClip(vec3 light) +{ + // For compatibility with lower cards. Do nothing + return light; +} + +vec3 fullbrightScaleSoftClipFrag(vec3 light, vec3 additive, vec3 atten) +{ + // For compatibility with lower cards. Do nothing + return light; +} + +vec3 fullbrightScaleSoftClip(vec3 light) +{ + // For compatibility with lower cards. Do nothing + return light; } diff --git a/indra/newview/app_settings/shaders/class1/windlight/moonF.glsl b/indra/newview/app_settings/shaders/class1/windlight/moonF.glsl new file mode 100644 index 0000000000..c8bbdd109d --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/windlight/moonF.glsl @@ -0,0 +1,64 @@ +/** + * @file moonF.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#extension GL_ARB_texture_rectangle : enable + +/*[EXTRA_CODE_HERE]*/ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_color; +#else +#define frag_color gl_FragColor +#endif + +uniform vec4 color; +uniform vec4 sunlight_color; +uniform vec4 moonlight_color; +uniform vec3 lumWeights; +uniform float moon_brightness; +uniform float minLuminance; +uniform sampler2D diffuseMap; +uniform sampler2D altDiffuseMap; +uniform float blend_factor; // interp factor between moon A/B +VARYING vec2 vary_texcoord0; + +void main() +{ + vec4 moonA = texture2D(diffuseMap, vary_texcoord0.xy); + vec4 moonB = texture2D(altDiffuseMap, vary_texcoord0.xy); + vec4 c = mix(moonA, moonB, blend_factor); + + // mix factor which blends when sunlight is brighter + // and shows true moon color at night + vec3 luma_weights = vec3(0.3, 0.5, 0.3); + float mix = 1.0f - dot(normalize(sunlight_color.rgb), luma_weights); + + vec3 exp = vec3(1.0 - mix * moon_brightness) * 2.0 - 1.0; + c.rgb = pow(c.rgb, exp); + //c.rgb *= moonlight_color.rgb; + + frag_color = vec4(c.rgb, c.a); +} + diff --git a/indra/newview/app_settings/shaders/class1/windlight/moonV.glsl b/indra/newview/app_settings/shaders/class1/windlight/moonV.glsl new file mode 100644 index 0000000000..1c43a7332e --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/windlight/moonV.glsl @@ -0,0 +1,49 @@ +/** + * @file moonV.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform mat4 texture_matrix0; +uniform mat4 modelview_matrix; +uniform mat4 modelview_projection_matrix; + +ATTRIBUTE vec3 position; +ATTRIBUTE vec2 texcoord0; + +void calcAtmospherics(vec3 inPositionEye); + +VARYING vec2 vary_texcoord0; + +void main() +{ + //transform vertex + vec3 offset = vec3(0, 0, 50); + vec4 vert = vec4(position.xyz - offset, 1.0); + vec4 pos = (modelview_matrix * vert); + + gl_Position = modelview_projection_matrix*vert; + + vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy; + + calcAtmospherics(pos.xyz); +} diff --git a/indra/newview/app_settings/shaders/class1/windlight/sunDiscF.glsl b/indra/newview/app_settings/shaders/class1/windlight/sunDiscF.glsl new file mode 100644 index 0000000000..d85ce004a5 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/windlight/sunDiscF.glsl @@ -0,0 +1,59 @@ +/** + * @file sunDiscF.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#extension GL_ARB_texture_rectangle : enable + +/*[EXTRA_CODE_HERE]*/ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_color; +#else +#define frag_color gl_FragColor +#endif + +vec3 fullbrightAtmosTransport(vec3 light); +vec3 fullbrightScaleSoftClip(vec3 light); + +uniform sampler2D diffuseMap; +uniform sampler2D altDiffuseMap; +uniform float blend_factor; // interp factor between sun A/B +VARYING vec2 vary_texcoord0; +VARYING float sun_fade; + +void main() +{ + vec4 sunA = texture2D(diffuseMap, vary_texcoord0.xy); + vec4 sunB = texture2D(altDiffuseMap, vary_texcoord0.xy); + vec4 c = mix(sunA, sunB, blend_factor); + +// SL-9806 stars poke through +// c.a *= sun_fade; + + c.rgb = pow(c.rgb, vec3(0.7f)); + c.rgb = fullbrightAtmosTransport(c.rgb); + c.rgb = fullbrightScaleSoftClip(c.rgb); + frag_color = c; +} + diff --git a/indra/newview/app_settings/shaders/class1/windlight/sunDiscV.glsl b/indra/newview/app_settings/shaders/class1/windlight/sunDiscV.glsl new file mode 100644 index 0000000000..ca116628f1 --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/windlight/sunDiscV.glsl @@ -0,0 +1,51 @@ +/** + * @file sunDiscV.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform mat4 texture_matrix0; +uniform mat4 modelview_matrix; +uniform mat4 modelview_projection_matrix; + +ATTRIBUTE vec3 position; +ATTRIBUTE vec2 texcoord0; + +VARYING vec2 vary_texcoord0; +VARYING float sun_fade; + +void calcAtmospherics(vec3 eye_pos); + +void main() +{ + //transform vertex + vec3 offset = vec3(0, 0, 50); + vec4 vert = vec4(position.xyz - offset, 1.0); + vec4 pos = modelview_projection_matrix*vert; + + sun_fade = smoothstep(0.3, 1.0, (position.z + 50) / 512.0f); + gl_Position = pos; + + calcAtmospherics(pos.xyz); + + vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy; +} diff --git a/indra/newview/app_settings/shaders/class1/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class1/windlight/transportF.glsl index 7c95ecdb14..e2b391cb7a 100644 --- a/indra/newview/app_settings/shaders/class1/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class1/windlight/transportF.glsl @@ -1,5 +1,5 @@ /** - * @file transportF.glsl + * @file class1/windlight/transportF.glsl * * $LicenseInfo:firstyear=2005&license=viewerlgpl$ * Second Life Viewer Source Code @@ -22,25 +22,41 @@ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ - +uniform int no_atmo; -vec3 atmosTransport(vec3 light) +vec3 atmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { - /* stub function for fallback compatibility on class1 hardware */ + /* stub function for fallback compatibility on class1 hardware */ return light; } -vec3 fullbrightAtmosTransport(vec3 light) +vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { - /* stub function for fallback compatibility on class1 hardware */ - return light; + /* stub function for fallback compatibility on class1 hardware */ + return light; } +vec3 fullbrightShinyAtmosTransportFrag(vec3 light, vec3 atten, vec3 additive) +{ + /* stub function for fallback compatibility on class1 hardware */ + return light; +} -vec3 fullbrightShinyAtmosTransport(vec3 light) +vec3 atmosTransport(vec3 light) { /* stub function for fallback compatibility on class1 hardware */ - return light; + return light; +} + +vec3 fullbrightAtmosTransport(vec3 light) +{ + /* stub function for fallback compatibility on class1 hardware */ + return light; } +vec3 fullbrightShinyAtmosTransport(vec3 light) +{ + /* stub function for fallback compatibility on class1 hardware */ + return light; +} diff --git a/indra/newview/app_settings/shaders/class2/deferred/indirect.glsl b/indra/newview/app_settings/shaders/class2/deferred/indirect.glsl new file mode 100644 index 0000000000..67b98e0fb1 --- /dev/null +++ b/indra/newview/app_settings/shaders/class2/deferred/indirect.glsl @@ -0,0 +1,32 @@ +/** + * @file class2/deferred/indirect.glsl + * + * $LicenseInfo:firstyear=2018&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +float calcAmbientOcclusion(vec4 pos, vec3 norm, vec2 pos_screen); + +vec3 getIndirect(vec3 ambient, vec3 norm, vec4 pos, vec2 pos_screen) +{ + return ambient * calcAmbientOcclusion(pos, norm, pos_screen); +} + diff --git a/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl index b9bb522842..7ccc91f73c 100644 --- a/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl +++ b/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl @@ -71,294 +71,231 @@ uniform vec2 screen_res; uniform mat4 inv_proj; -vec3 srgb_to_linear(vec3 cs) -{ - vec3 low_range = cs / vec3(12.92); - vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4)); - bvec3 lte = lessThanEqual(cs,vec3(0.04045)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lte.r ? low_range.r : high_range.r; - result.g = lte.g ? low_range.g : high_range.g; - result.b = lte.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lte); -#endif - -} - -vec3 linear_to_srgb(vec3 cl) -{ - cl = clamp(cl, vec3(0), vec3(1)); - vec3 low_range = cl * 12.92; - vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055; - bvec3 lt = lessThan(cl,vec3(0.0031308)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lt.r ? low_range.r : high_range.r; - result.g = lt.g ? low_range.g : high_range.g; - result.b = lt.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lt); -#endif +vec3 srgb_to_linear(vec3 cs); -} - -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} - -vec3 decode_normal (vec2 enc) -{ - vec2 fenc = enc*4-2; - float f = dot(fenc,fenc); - float g = sqrt(1-f/4); - vec3 n; - n.xy = fenc*g; - n.z = 1-f/2; - return n; -} +vec3 getNorm(vec2 pos_screen); vec4 correctWithGamma(vec4 col) { - return vec4(srgb_to_linear(col.rgb), col.a); + return vec4(srgb_to_linear(col.rgb), col.a); } vec4 texture2DLodSpecular(sampler2D projectionMap, vec2 tc, float lod) { - vec4 ret = texture2DLod(projectionMap, tc, lod); - ret.rgb = srgb_to_linear(ret.rgb); - - vec2 dist = vec2(0.5) - abs(tc-vec2(0.5)); - - float det = min(lod/(proj_lod*0.5), 1.0); - - float d = min(dist.x, dist.y); + vec4 ret = texture2DLod(projectionMap, tc, lod); + + vec2 dist = vec2(0.5) - abs(tc-vec2(0.5)); + + float det = min(lod/(proj_lod*0.5), 1.0); + + float d = min(dist.x, dist.y); d *= min(1, d * (proj_lod - lod)); - - float edge = 0.25*det; - ret *= clamp(d/edge, 0.0, 1.0); - - return ret; + float edge = 0.25*det; + + ret *= clamp(d/edge, 0.0, 1.0); + + return ret; } vec4 texture2DLodDiffuse(sampler2D projectionMap, vec2 tc, float lod) { - vec4 ret = texture2DLod(projectionMap, tc, lod); - ret = correctWithGamma(ret); - - vec2 dist = vec2(0.5) - abs(tc-vec2(0.5)); - - float det = min(lod/(proj_lod*0.5), 1.0); - - float d = min(dist.x, dist.y); - - float edge = 0.25*det; - - ret *= clamp(d/edge, 0.0, 1.0); - - return ret; + vec4 ret = texture2DLod(projectionMap, tc, lod); + + vec2 dist = vec2(0.5) - abs(tc-vec2(0.5)); + + float det = min(lod/(proj_lod*0.5), 1.0); + + float d = min(dist.x, dist.y); + + float edge = 0.25*det; + + ret *= clamp(d/edge, 0.0, 1.0); + + return ret; } vec4 texture2DLodAmbient(sampler2D projectionMap, vec2 tc, float lod) { - vec4 ret = texture2DLod(projectionMap, tc, lod); - ret = correctWithGamma(ret); - - vec2 dist = tc-vec2(0.5); - - float d = dot(dist,dist); - - ret *= min(clamp((0.25-d)/0.25, 0.0, 1.0), 1.0); - - return ret; -} + vec4 ret = texture2DLod(projectionMap, tc, lod); - -vec4 getPosition(vec2 pos_screen) -{ - float depth = texture2DRect(depthMap, pos_screen.xy).r; - vec2 sc = pos_screen.xy*2.0; - sc /= screen_res; - sc -= vec2(1.0,1.0); - vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); - vec4 pos = inv_proj * ndc; - pos /= pos.w; - pos.w = 1.0; - return pos; + vec2 dist = tc-vec2(0.5); + + float d = dot(dist,dist); + + ret *= min(clamp((0.25-d)/0.25, 0.0, 1.0), 1.0); + + return ret; } +vec4 getPosition(vec2 pos_screen); + void main() { - vec4 frag = vary_fragcoord; - frag.xyz /= frag.w; - frag.xyz = frag.xyz*0.5+0.5; - frag.xy *= screen_res; - - vec3 pos = getPosition(frag.xy).xyz; - vec3 lv = center.xyz-pos.xyz; - float dist = length(lv); - dist /= size; - if (dist > 1.0) - { - discard; - } - - float shadow = 1.0; - - if (proj_shadow_idx >= 0) - { - vec4 shd = texture2DRect(lightMap, frag.xy); - float sh[2]; - sh[0] = shd.b; - sh[1] = shd.a; - shadow = min(sh[proj_shadow_idx]+shadow_fade, 1.0); - } - - vec3 norm = texture2DRect(normalMap, frag.xy).xyz; - - float envIntensity = norm.z; - - norm = decode_normal(norm.xy); - - norm = normalize(norm); - float l_dist = -dot(lv, proj_n); - - vec4 proj_tc = (proj_mat * vec4(pos.xyz, 1.0)); - if (proj_tc.z < 0.0) - { - discard; - } - - proj_tc.xyz /= proj_tc.w; - - float fa = falloff+1.0; - float dist_atten = min(1.0-(dist-1.0*(1.0-fa))/fa, 1.0); - dist_atten *= dist_atten; - dist_atten *= 2.0; - if (dist_atten <= 0.0) - { - discard; - } - - lv = proj_origin-pos.xyz; - lv = normalize(lv); - float da = dot(norm, lv); - - vec3 col = vec3(0,0,0); - - vec3 diff_tex = texture2DRect(diffuseRect, frag.xy).rgb; - - vec4 spec = texture2DRect(specularRect, frag.xy); - - vec3 dlit = vec3(0, 0, 0); - - float noise = texture2D(noiseMap, frag.xy/128.0).b; - if (proj_tc.z > 0.0 && - proj_tc.x < 1.0 && - proj_tc.y < 1.0 && - proj_tc.x > 0.0 && - proj_tc.y > 0.0) - { - float amb_da = proj_ambiance; - float lit = 0.0; - - if (da > 0.0) - { - lit = da * dist_atten * noise; - - float diff = clamp((l_dist-proj_focus)/proj_range, 0.0, 1.0); - float lod = diff * proj_lod; - - vec4 plcol = texture2DLodDiffuse(projectionMap, proj_tc.xy, lod); - - dlit = color.rgb * plcol.rgb * plcol.a; - - col = dlit*lit*diff_tex*shadow; - amb_da += (da*0.5)*(1.0-shadow)*proj_ambiance; - } - - //float diff = clamp((proj_range-proj_focus)/proj_range, 0.0, 1.0); - vec4 amb_plcol = texture2DLodAmbient(projectionMap, proj_tc.xy, proj_lod); - - amb_da += (da*da*0.5+0.5)*proj_ambiance; - - amb_da *= dist_atten * noise; - - amb_da = min(amb_da, 1.0-lit); - - col += amb_da*color.rgb*diff_tex.rgb*amb_plcol.rgb*amb_plcol.a; - } - - - if (spec.a > 0.0) - { - vec3 npos = -normalize(pos); - dlit *= min(da*6.0, 1.0) * dist_atten; - - //vec3 ref = dot(pos+lv, norm); - vec3 h = normalize(lv+npos); - float nh = dot(norm, h); - float nv = dot(norm, npos); - float vh = dot(npos, h); - float sa = nh; - float fres = pow(1 - dot(h, npos), 5)*0.4+0.5; - - float gtdenom = 2 * nh; - float gt = max(0, min(gtdenom * nv / vh, gtdenom * da / vh)); - - if (nh > 0.0) - { - float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da); - col += dlit*scol*spec.rgb*shadow; - //col += spec.rgb; - } - } - - - - - - if (envIntensity > 0.0) - { - vec3 ref = reflect(normalize(pos), norm); - - //project from point pos in direction ref to plane proj_p, proj_n - vec3 pdelta = proj_p-pos; - float ds = dot(ref, proj_n); - - if (ds < 0.0) - { - vec3 pfinal = pos + ref * dot(pdelta, proj_n)/ds; - - vec4 stc = (proj_mat * vec4(pfinal.xyz, 1.0)); - - if (stc.z > 0.0) - { + vec4 frag = vary_fragcoord; + frag.xyz /= frag.w; + frag.xyz = frag.xyz*0.5+0.5; + frag.xy *= screen_res; + + vec3 pos = getPosition(frag.xy).xyz; + vec3 lv = center.xyz-pos.xyz; + float dist = length(lv); + + if (dist >= size) + { + discard; + } + dist /= size; + + float shadow = 1.0; + + if (proj_shadow_idx >= 0) + { + vec4 shd = texture2DRect(lightMap, frag.xy); + shadow = (proj_shadow_idx==0)?shd.b:shd.a; + shadow += shadow_fade; + shadow = clamp(shadow, 0.0, 1.0); + } + + vec3 norm = texture2DRect(normalMap, frag.xy).xyz; + + float envIntensity = norm.z; + + norm = getNorm(frag.xy); + + norm = normalize(norm); + float l_dist = -dot(lv, proj_n); + + vec4 proj_tc = (proj_mat * vec4(pos.xyz, 1.0)); + if (proj_tc.z < 0.0) + { + discard; + } + + proj_tc.xyz /= proj_tc.w; + + float fa = falloff+1.0; + float dist_atten = min(1.0-(dist-1.0*(1.0-fa))/fa, 1.0); + dist_atten *= dist_atten; + dist_atten *= 2.0; + if (dist_atten <= 0.0) + { + discard; + } + + lv = proj_origin-pos.xyz; + lv = normalize(lv); + float da = dot(norm, lv); + + vec3 col = vec3(0,0,0); + + vec3 diff_tex = texture2DRect(diffuseRect, frag.xy).rgb; + + vec4 spec = texture2DRect(specularRect, frag.xy); + + vec3 dlit = vec3(0, 0, 0); + + float noise = texture2D(noiseMap, frag.xy/128.0).b; + if (proj_tc.z > 0.0 && + proj_tc.x < 1.0 && + proj_tc.y < 1.0 && + proj_tc.x > 0.0 && + proj_tc.y > 0.0) + { + float amb_da = proj_ambiance; + float lit = 0.0; + + if (da > 0.0) + { + lit = da * dist_atten * noise; + + float diff = clamp((l_dist-proj_focus)/proj_range, 0.0, 1.0); + float lod = diff * proj_lod; + + vec4 plcol = texture2DLodDiffuse(projectionMap, proj_tc.xy, lod); + + dlit = color.rgb * plcol.rgb * plcol.a; + + col = dlit*lit*diff_tex*shadow; + + // unshadowed for consistency between forward and deferred? + amb_da += (da*0.5+0.5)/* *(1.0-shadow) */ *proj_ambiance; + } + + //float diff = clamp((proj_range-proj_focus)/proj_range, 0.0, 1.0); + vec4 amb_plcol = texture2DLodAmbient(projectionMap, proj_tc.xy, proj_lod); + + // unshadowed for consistency between forward and deferred? + amb_da += (da*da*0.5+0.5) /* *(1.0-shadow) */ * proj_ambiance; + amb_da *= dist_atten * noise; + amb_da = min(amb_da, 1.0-lit); + + col += amb_da*color.rgb*diff_tex.rgb*amb_plcol.rgb*amb_plcol.a; + } + + + if (spec.a > 0.0) + { + vec3 npos = -normalize(pos); + dlit *= min(da*6.0, 1.0) * dist_atten; + + //vec3 ref = dot(pos+lv, norm); + vec3 h = normalize(lv+npos); + float nh = dot(norm, h); + float nv = dot(norm, npos); + float vh = dot(npos, h); + float sa = nh; + float fres = pow(1 - dot(h, npos), 5)*0.4+0.5; + + float gtdenom = 2 * nh; + float gt = max(0, min(gtdenom * nv / vh, gtdenom * da / vh)); + + if (nh > 0.0) + { + float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da); + vec3 speccol = dlit*scol*spec.rgb*shadow; + speccol = clamp(speccol, vec3(0), vec3(1)); + col += speccol; + } + } + + + + + + if (envIntensity > 0.0) + { + vec3 ref = reflect(normalize(pos), norm); + + //project from point pos in direction ref to plane proj_p, proj_n + vec3 pdelta = proj_p-pos; + float ds = dot(ref, proj_n); + + if (ds < 0.0) + { + vec3 pfinal = pos + ref * dot(pdelta, proj_n)/ds; + + vec4 stc = (proj_mat * vec4(pfinal.xyz, 1.0)); + + if (stc.z > 0.0) + { stc /= stc.w; - - if (stc.x < 1.0 && - stc.y < 1.0 && - stc.x > 0.0 && - stc.y > 0.0) - { - col += color.rgb * texture2DLodSpecular(projectionMap, stc.xy, (1 - spec.a) * (proj_lod * 0.6)).rgb * shadow * envIntensity; - } - } - } - } - - //not sure why, but this line prevents MATBUG-194 - col = max(col, vec3(0.0)); - - frag_color.rgb = col; - frag_color.a = 0.0; + + if (stc.x < 1.0 && + stc.y < 1.0 && + stc.x > 0.0 && + stc.y > 0.0) + { + col += color.rgb * texture2DLodSpecular(projectionMap, stc.xy, (1 - spec.a) * (proj_lod * 0.6)).rgb * shadow * envIntensity; + } + } + } + } + + //not sure why, but this line prevents MATBUG-194 + col = max(col, vec3(0.0)); + + frag_color.rgb = col; + frag_color.a = 0.0; } diff --git a/indra/newview/app_settings/shaders/class2/deferred/skyF.glsl b/indra/newview/app_settings/shaders/class2/deferred/skyF.glsl new file mode 100644 index 0000000000..26f8095dc1 --- /dev/null +++ b/indra/newview/app_settings/shaders/class2/deferred/skyF.glsl @@ -0,0 +1,202 @@ +/** + * @file class2/deferred/skyF.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform mat4 modelview_projection_matrix; + +// SKY //////////////////////////////////////////////////////////////////////// +// The vertex shader for creating the atmospheric sky +/////////////////////////////////////////////////////////////////////////////// + +// Inputs +uniform vec3 camPosLocal; + +uniform vec4 lightnorm; +uniform vec4 sunlight_color; +uniform vec4 moonlight_color; +uniform int sun_up_factor; +uniform vec4 ambient; +uniform vec4 blue_horizon; +uniform vec4 blue_density; +uniform float haze_horizon; +uniform float haze_density; + +uniform float cloud_shadow; +uniform float density_multiplier; +uniform float max_y; + +uniform vec4 glow; +uniform float sun_moon_glow_factor; + +uniform vec4 cloud_color; + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_data[3]; +#else +#define frag_data gl_FragData +#endif + +VARYING vec3 pos; + +///////////////////////////////////////////////////////////////////////// +// The fragment shader for the sky +///////////////////////////////////////////////////////////////////////// + +uniform vec4 gamma; +uniform sampler2D rainbow_map; +uniform sampler2D halo_map; + +uniform float moisture_level; +uniform float droplet_radius; +uniform float ice_level; + +vec3 rainbow(float d) +{ + d = clamp(d, -1.0, 0.0); + float rad = (droplet_radius - 5.0f) / 1024.0f; + return pow(texture2D(rainbow_map, vec2(rad, d)).rgb, vec3(1.8)) * moisture_level; +} + +vec3 halo22(float d) +{ + d = clamp(d, 0.1, 1.0); + float v = sqrt(clamp(1 - (d * d), 0, 1)); + return texture2D(halo_map, vec2(0, v)).rgb * ice_level; +} + +/// Soft clips the light with a gamma correction +vec3 scaleSoftClip(vec3 light); + +void main() +{ + + // World / view / projection + // Get relative position + vec3 P = pos.xyz - camPosLocal.xyz + vec3(0,50,0); + + // Set altitude + if (P.y > 0.) + { + P *= (max_y / P.y); + } + else + { + P *= (-32000. / P.y); + } + + // Can normalize then + vec3 Pn = normalize(P); + float Plen = length(P); + + // Initialize temp variables + vec4 temp1 = vec4(0.); + vec4 temp2 = vec4(0.); + vec4 blue_weight; + vec4 haze_weight; + vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; + vec4 light_atten; + + + // Sunlight attenuation effect (hue and brightness) due to atmosphere + // this is used later for sunlight modulation at various altitudes + light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); + + // Calculate relative weights + temp1 = blue_density + haze_density; + blue_weight = blue_density / temp1; + haze_weight = haze_density / temp1; + + // Compute sunlight from P & lightnorm (for long rays like sky) + temp2.y = max(0., max(0., Pn.y) * 1.0 + lightnorm.y ); + temp2.y = 1. / temp2.y; + sunlight *= exp( - light_atten * temp2.y); + + // Distance + temp2.z = Plen * density_multiplier; + + // Transparency (-> temp1) + // ATI Bugfix -- can't store temp1*temp2.z in a variable because the ati + // compiler gets confused. + temp1 = exp(-temp1 * temp2.z); + + + // Compute haze glow + temp2.x = dot(Pn, lightnorm.xyz); + temp2.x = 1. - temp2.x; + // temp2.x is 0 at the sun and increases away from sun + temp2.x = max(temp2.x, .001); + // Set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) + temp2.x *= glow.x; + // Higher glow.x gives dimmer glow (because next step is 1 / "angle") + temp2.x = pow(temp2.x, glow.z); + // glow.z should be negative, so we're doing a sort of (1 / "angle") function + + // Add "minimum anti-solar illumination" + temp2.x += .25; + + temp2.x *= sun_moon_glow_factor; + + // Haze color above cloud + vec4 color = ( blue_horizon * blue_weight * (sunlight + ambient) + + (haze_horizon * haze_weight) * (sunlight * temp2.x + ambient) + ); + + + // Increase ambient when there are more clouds + vec4 tmpAmbient = ambient; + tmpAmbient += (1. - tmpAmbient) * cloud_shadow * 0.5; + + // Dim sunlight by cloud shadow percentage + sunlight *= (1. - cloud_shadow); + + // Haze color below cloud + vec4 additiveColorBelowCloud = ( blue_horizon * blue_weight * (sunlight + tmpAmbient) + + (haze_horizon * haze_weight) * (sunlight * temp2.x + tmpAmbient) + ); + + // Final atmosphere additive + color *= (1. - temp1); + + // Attenuate cloud color by atmosphere + temp1 = sqrt(temp1); //less atmos opacity (more transparency) below clouds + + // At horizon, blend high altitude sky color towards the darker color below the clouds + color += (additiveColorBelowCloud - color) * (1. - sqrt(temp1)); + + float optic_d = dot(Pn, lightnorm.xyz); + + vec3 halo_22 = halo22(optic_d); + + color.rgb += rainbow(optic_d); + + color.rgb += halo_22; + + color *= 2.; + + /// Gamma correct for WL (soft clip effect). + frag_data[0] = vec4(scaleSoftClip(color.rgb), 1.0); + frag_data[1] = vec4(0.0,0.0,0.0,0.0); + frag_data[2] = vec4(0.5,0.5,0.0,1.0); //1.0 in norm.w masks off fog +} + diff --git a/indra/newview/app_settings/shaders/class2/deferred/skyV.glsl b/indra/newview/app_settings/shaders/class2/deferred/skyV.glsl new file mode 100644 index 0000000000..bcf775577a --- /dev/null +++ b/indra/newview/app_settings/shaders/class2/deferred/skyV.glsl @@ -0,0 +1,42 @@ +/** + * @file WLSkyV.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform mat4 modelview_projection_matrix; + +ATTRIBUTE vec3 position; + +// SKY //////////////////////////////////////////////////////////////////////// +// The vertex shader for creating the atmospheric sky +/////////////////////////////////////////////////////////////////////////////// + +VARYING vec3 pos; + +void main() +{ + + // World / view / projection + pos = position.xyz; + gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0); +} diff --git a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl index f7832521fa..737fb0fef7 100644 --- a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl +++ b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl @@ -1,5 +1,5 @@ /** - * @file softenLightF.glsl + * @file class2/deferred/softenLightF.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code @@ -39,7 +39,7 @@ uniform sampler2DRect normalMap; uniform sampler2DRect lightMap; uniform sampler2DRect depthMap; uniform samplerCube environmentMap; -uniform sampler2D lightFunc; +uniform sampler2D lightFunc; uniform float blur_size; uniform float blur_fidelity; @@ -48,447 +48,150 @@ uniform float blur_fidelity; uniform vec4 morphFactor; uniform vec3 camPosLocal; //uniform vec4 camPosWorld; -uniform vec4 gamma; -uniform vec4 lightnorm; -uniform vec4 sunlight_color; -uniform vec4 ambient; -uniform vec4 blue_horizon; -uniform vec4 blue_density; -uniform float haze_horizon; -uniform float haze_density; uniform float cloud_shadow; -uniform float density_multiplier; -uniform float distance_multiplier; uniform float max_y; -uniform vec4 glow; uniform float global_gamma; -uniform float scene_light_strength; +uniform float display_gamma; uniform mat3 env_mat; uniform vec4 shadow_clip; uniform mat3 ssao_effect_mat; uniform vec3 sun_dir; -VARYING vec2 vary_fragcoord; - -vec3 vary_PositionEye; +uniform vec3 moon_dir; +uniform int sun_up_factor; -vec3 vary_SunlitColor; -vec3 vary_AmblitColor; -vec3 vary_AdditiveColor; -vec3 vary_AtmosAttenuation; +VARYING vec2 vary_fragcoord; uniform mat4 inv_proj; uniform vec2 screen_res; -vec3 srgb_to_linear(vec3 cs) -{ - vec3 low_range = cs / vec3(12.92); - vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4)); - bvec3 lte = lessThanEqual(cs,vec3(0.04045)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lte.r ? low_range.r : high_range.r; - result.g = lte.g ? low_range.g : high_range.g; - result.b = lte.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lte); -#endif - -} - -vec3 linear_to_srgb(vec3 cl) -{ - cl = clamp(cl, vec3(0), vec3(1)); - vec3 low_range = cl * 12.92; - vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055; - bvec3 lt = lessThan(cl,vec3(0.0031308)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lt.r ? low_range.r : high_range.r; - result.g = lt.g ? low_range.g : high_range.g; - result.b = lt.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lt); -#endif - -} +vec3 getNorm(vec2 pos_screen); -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} +vec3 atmosFragLighting(vec3 l, vec3 additive, vec3 atten); +vec3 scaleSoftClipFrag(vec3 l); -vec3 decode_normal (vec2 enc) -{ - vec2 fenc = enc*4-2; - float f = dot(fenc,fenc); - float g = sqrt(1-f/4); - vec3 n; - n.xy = fenc*g; - n.z = 1-f/2; - return n; -} +void calcAtmosphericVars(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten); -vec4 getPosition_d(vec2 pos_screen, float depth) -{ - vec2 sc = pos_screen.xy*2.0; - sc /= screen_res; - sc -= vec2(1.0,1.0); - vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); - vec4 pos = inv_proj * ndc; - pos /= pos.w; - pos.w = 1.0; - return pos; -} +vec3 atmosTransportFrag(vec3 light, vec3 additive, vec3 atten); +vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten); +vec3 fullbrightShinyAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten); -vec4 getPosition(vec2 pos_screen) -{ //get position in screen space (world units) given window coordinate and depth map - float depth = texture2DRect(depthMap, pos_screen.xy).r; - return getPosition_d(pos_screen, depth); -} - -vec3 getPositionEye() -{ - return vary_PositionEye; -} -vec3 getSunlitColor() -{ - return vary_SunlitColor; -} -vec3 getAmblitColor() -{ - return vary_AmblitColor; -} -vec3 getAdditiveColor() -{ - return vary_AdditiveColor; -} -vec3 getAtmosAttenuation() -{ - return vary_AtmosAttenuation; -} - -void setPositionEye(vec3 v) -{ - vary_PositionEye = v; -} - -void setSunlitColor(vec3 v) -{ - vary_SunlitColor = v; -} - -void setAmblitColor(vec3 v) -{ - vary_AmblitColor = v; -} - -void setAdditiveColor(vec3 v) -{ - vary_AdditiveColor = v; -} - -void setAtmosAttenuation(vec3 v) -{ - vary_AtmosAttenuation = v; -} - -void calcAtmospherics(vec3 inPositionEye, float ambFactor) { - - vec3 P = inPositionEye; - setPositionEye(P); - - vec3 tmpLightnorm = lightnorm.xyz; - - vec3 Pn = normalize(P); - float Plen = length(P); - - vec4 temp1 = vec4(0); - vec3 temp2 = vec3(0); - vec4 blue_weight; - vec4 haze_weight; - vec4 sunlight = sunlight_color; - vec4 light_atten; - - //sunlight attenuation effect (hue and brightness) due to atmosphere - //this is used later for sunlight modulation at various altitudes - light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); - //I had thought blue_density and haze_density should have equal weighting, - //but attenuation due to haze_density tends to seem too strong - - temp1 = blue_density + vec4(haze_density); - blue_weight = blue_density / temp1; - haze_weight = vec4(haze_density) / temp1; - - //(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain) - temp2.y = max(0.0, tmpLightnorm.y); - temp2.y = 1. / temp2.y; - sunlight *= exp( - light_atten * temp2.y); - - // main atmospheric scattering line integral - temp2.z = Plen * density_multiplier; - - // Transparency (-> temp1) - // ATI Bugfix -- can't store temp1*temp2.z*distance_multiplier in a variable because the ati - // compiler gets confused. - temp1 = exp(-temp1 * temp2.z * distance_multiplier); - - //final atmosphere attenuation factor - setAtmosAttenuation(temp1.rgb); - - //compute haze glow - //(can use temp2.x as temp because we haven't used it yet) - temp2.x = dot(Pn, tmpLightnorm.xyz); - temp2.x = 1. - temp2.x; - //temp2.x is 0 at the sun and increases away from sun - temp2.x = max(temp2.x, .03); //was glow.y - //set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) - temp2.x *= glow.x; - //higher glow.x gives dimmer glow (because next step is 1 / "angle") - temp2.x = pow(temp2.x, glow.z); - //glow.z should be negative, so we're doing a sort of (1 / "angle") function - - //add "minimum anti-solar illumination" - temp2.x += .25; - - //increase ambient when there are more clouds - vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow * 0.5; - - /* decrease value and saturation (that in HSV, not HSL) for occluded areas - * // for HSV color/geometry used here, see http://gimp-savvy.com/BOOK/index.html?node52.html - * // The following line of code performs the equivalent of: - * float ambAlpha = tmpAmbient.a; - * float ambValue = dot(vec3(tmpAmbient), vec3(0.577)); // projection onto <1/rt(3), 1/rt(3), 1/rt(3)>, the neutral white-black axis - * vec3 ambHueSat = vec3(tmpAmbient) - vec3(ambValue); - * tmpAmbient = vec4(RenderSSAOEffect.valueFactor * vec3(ambValue) + RenderSSAOEffect.saturationFactor *(1.0 - ambFactor) * ambHueSat, ambAlpha); - */ - tmpAmbient = vec4(mix(ssao_effect_mat * tmpAmbient.rgb, tmpAmbient.rgb, ambFactor), tmpAmbient.a); - - //haze color - setAdditiveColor( - vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient) - + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x - + tmpAmbient))); - - //brightness of surface both sunlight and ambient - /*setSunlitColor(pow(vec3(sunlight * .5), vec3(global_gamma)) * global_gamma); - setAmblitColor(pow(vec3(tmpAmbient * .25), vec3(global_gamma)) * global_gamma); - setAdditiveColor(pow(getAdditiveColor() * vec3(1.0 - temp1), vec3(global_gamma)) * global_gamma);*/ - - setSunlitColor(vec3(sunlight * .5)); - setAmblitColor(vec3(tmpAmbient * .25)); - setAdditiveColor(getAdditiveColor() * vec3(1.0 - temp1)); -} +vec4 getPositionWithDepth(vec2 pos_screen, float depth); +vec4 getPosition(vec2 pos_screen); #ifdef WATER_FOG -uniform vec4 waterPlane; -uniform vec4 waterFogColor; -uniform float waterFogDensity; -uniform float waterFogKS; - -vec4 applyWaterFogDeferred(vec3 pos, vec4 color) -{ - //normalize view vector - vec3 view = normalize(pos); - float es = -(dot(view, waterPlane.xyz)); - - //find intersection point with water plane and eye vector - - //get eye depth - float e0 = max(-waterPlane.w, 0.0); - - vec3 int_v = waterPlane.w > 0.0 ? view * waterPlane.w/es : vec3(0.0, 0.0, 0.0); - - //get object depth - float depth = length(pos - int_v); - - //get "thickness" of water - float l = max(depth, 0.1); - - float kd = waterFogDensity; - float ks = waterFogKS; - vec4 kc = waterFogColor; - - float F = 0.98; - - float t1 = -kd * pow(F, ks * e0); - float t2 = kd + ks * es; - float t3 = pow(F, t2*l) - 1.0; - - float L = min(t1/t2*t3, 1.0); - - float D = pow(0.98, l*kd); - - color.rgb = color.rgb * D + kc.rgb * L; - color.a = kc.a + color.a; - - return color; -} +vec4 applyWaterFogView(vec3 pos, vec4 color); #endif -vec3 atmosLighting(vec3 light) -{ - light *= getAtmosAttenuation().r; - light += getAdditiveColor(); - return (2.0 * light); -} - -vec3 atmosTransport(vec3 light) { - light *= getAtmosAttenuation().r; - light += getAdditiveColor() * 2.0; - return light; -} - -vec3 fullbrightAtmosTransport(vec3 light) { - float brightness = dot(light.rgb, vec3(0.33333)); - - return mix(atmosTransport(light.rgb), light.rgb + getAdditiveColor().rgb, brightness * brightness); -} - - - -vec3 atmosGetDiffuseSunlightColor() -{ - return getSunlitColor(); -} - -vec3 scaleDownLight(vec3 light) -{ - return (light / scene_light_strength ); -} - -vec3 scaleUpLight(vec3 light) -{ - return (light * scene_light_strength); -} - -vec3 atmosAmbient(vec3 light) -{ - return getAmblitColor() + light / 2.0; -} - -vec3 atmosAffectDirectionalLight(float lightIntensity) -{ - return getSunlitColor() * lightIntensity; -} - -vec3 scaleSoftClip(vec3 light) -{ - //soft clip effect: - light = 1. - clamp(light, vec3(0.), vec3(1.)); - light = 1. - pow(light, gamma.xxx); - - return light; -} - - -vec3 fullbrightScaleSoftClip(vec3 light) -{ - //soft clip effect: - return light; -} - void main() { - vec2 tc = vary_fragcoord.xy; - float depth = texture2DRect(depthMap, tc.xy).r; - vec3 pos = getPosition_d(tc, depth).xyz; - vec4 norm = texture2DRect(normalMap, tc); - float envIntensity = norm.z; - norm.xyz = decode_normal(norm.xy); // unpack norm - - float da = max(dot(norm.xyz, sun_dir.xyz), 0.0); - - float light_gamma = 1.0/1.3; - da = pow(da, light_gamma); - - - vec4 diffuse = texture2DRect(diffuseRect, tc); - - //convert to gamma space - diffuse.rgb = linear_to_srgb(diffuse.rgb); - - vec3 col; - float bloom = 0.0; - { - vec4 spec = texture2DRect(specularRect, vary_fragcoord.xy); - - vec2 scol_ambocc = texture2DRect(lightMap, vary_fragcoord.xy).rg; - scol_ambocc = pow(scol_ambocc, vec2(light_gamma)); - - float scol = max(scol_ambocc.r, diffuse.a); - - - - float ambocc = scol_ambocc.g; - - calcAtmospherics(pos.xyz, ambocc); - - col = atmosAmbient(vec3(0)); - float ambient = min(abs(dot(norm.xyz, sun_dir.xyz)), 1.0); - ambient *= 0.5; - ambient *= ambient; - ambient = (1.0-ambient); - - col.rgb *= ambient; - - col += atmosAffectDirectionalLight(max(min(da, scol), 0.0)); - - col *= diffuse.rgb; - - vec3 refnormpersp = normalize(reflect(pos.xyz, norm.xyz)); - - if (spec.a > 0.0) // specular reflection - { - // the old infinite-sky shiny reflection - // - - float sa = dot(refnormpersp, sun_dir.xyz); - vec3 dumbshiny = vary_SunlitColor*scol_ambocc.r*(texture2D(lightFunc, vec2(sa, spec.a)).r); - - // add the two types of shiny together - vec3 spec_contrib = dumbshiny * spec.rgb; - bloom = dot(spec_contrib, spec_contrib) / 6; - col += spec_contrib; - } - - - col = mix(col, diffuse.rgb, diffuse.a); - - if (envIntensity > 0.0) - { //add environmentmap - vec3 env_vec = env_mat * refnormpersp; - - vec3 refcol = textureCube(environmentMap, env_vec).rgb; - - col = mix(col.rgb, refcol, - envIntensity); - - } - - if (norm.w < 0.5) - { - col = mix(atmosLighting(col), fullbrightAtmosTransport(col), diffuse.a); - col = mix(scaleSoftClip(col), fullbrightScaleSoftClip(col), diffuse.a); - } - - #ifdef WATER_FOG - vec4 fogged = applyWaterFogDeferred(pos,vec4(col, bloom)); - col = fogged.rgb; - bloom = fogged.a; - #endif - - col = srgb_to_linear(col); - - //col = vec3(1,0,1); - //col.g = envIntensity; - } - - frag_color.rgb = col; - frag_color.a = bloom; + vec2 tc = vary_fragcoord.xy; + float depth = texture2DRect(depthMap, tc.xy).r; + vec4 pos = getPositionWithDepth(tc, depth); + vec4 norm = texture2DRect(normalMap, tc); + float envIntensity = norm.z; + norm.xyz = getNorm(tc); // unpack norm + + vec3 light_dir = (sun_up_factor == 1) ? sun_dir : moon_dir; + + float light_gamma = 1.0/1.3; + float scol = 1.0; + vec2 scol_ambocc = texture2DRect(lightMap, vary_fragcoord.xy).rg; + + float da = dot(normalize(norm.xyz), light_dir.xyz); + da = clamp(da, -1.0, 1.0); + + vec4 diffuse = texture2DRect(diffuseRect, tc); + + scol = max(scol_ambocc.r, diffuse.a); + //scol = pow(scol, light_gamma); + + float final_da = da; + final_da = clamp(final_da, 0.0, 1.0); + final_da = pow(final_da, light_gamma); + + vec4 spec = texture2DRect(specularRect, vary_fragcoord.xy); + vec3 col; + float bloom = 0.0; + { + float ambocc = scol_ambocc.g; + + vec3 sunlit; + vec3 amblit; + vec3 additive; + vec3 atten; + + calcAtmosphericVars(pos.xyz, ambocc, sunlit, amblit, additive, atten); + sunlit *= 0.5; + float ambient = da; + ambient *= 0.5; + ambient *= ambient; + ambient = max(0.66, ambient); + ambient = 1.0 - ambient; + + vec3 sun_contrib = scol * final_da * sunlit; + + col.rgb = amblit; + col.rgb *= ambient; + +vec3 post_ambient = col.rgb; + + col.rgb += sun_contrib; + +vec3 post_sunlight = col.rgb; + + col.rgb *= diffuse.rgb; + +vec3 post_diffuse = col.rgb; + + vec3 refnormpersp = normalize(reflect(pos.xyz, norm.xyz)); + + if (spec.a > 0.0) // specular reflection + { + vec3 npos = -normalize(pos.xyz); + + //vec3 ref = dot(pos+lv, norm); + vec3 h = normalize(light_dir.xyz+npos); + float nh = dot(norm.xyz, h); + float nv = dot(norm.xyz, npos); + float vh = dot(npos, h); + float sa = nh; + float fres = pow(1 - dot(h, npos), 5)*0.4+0.5; + + float gtdenom = 2 * nh; + float gt = max(0, min(gtdenom * nv / vh, gtdenom * da / vh)); + + if (nh > 0.0) + { + float scontrib = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da); + vec3 speccol = sun_contrib*scontrib*spec.rgb; + speccol = clamp(speccol, vec3(0), vec3(1)); + bloom += dot (speccol, speccol) / 6; + col += speccol; + } + } + + col.rgb += diffuse.a * diffuse.rgb; + + if (envIntensity > 0.0) + { //add environmentmap + vec3 env_vec = env_mat * refnormpersp; + vec3 refcol = textureCube(environmentMap, env_vec).rgb; + col = mix(col.rgb, refcol, envIntensity); + } + + if (norm.w < 1) + { + col = atmosFragLighting(col, additive, atten); + col = scaleSoftClipFrag(col); + } + + #ifdef WATER_FOG + vec4 fogged = applyWaterFogView(pos.xyz,vec4(col, bloom)); + col = fogged.rgb; + bloom = fogged.a; + #endif + } + frag_color.rgb = col.rgb; + frag_color.a = bloom; } diff --git a/indra/newview/app_settings/shaders/class2/deferred/softenLightV.glsl b/indra/newview/app_settings/shaders/class2/deferred/softenLightV.glsl index c840d72784..8b8b338f68 100644 --- a/indra/newview/app_settings/shaders/class2/deferred/softenLightV.glsl +++ b/indra/newview/app_settings/shaders/class2/deferred/softenLightV.glsl @@ -36,7 +36,5 @@ void main() //transform vertex vec4 pos = modelview_projection_matrix * vec4(position.xyz, 1.0); gl_Position = pos; - - vary_fragcoord = (pos.xy*0.5+0.5)*screen_res; } diff --git a/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl index 81af1fdc8a..2844cc8574 100644 --- a/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl +++ b/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl @@ -71,59 +71,8 @@ uniform vec2 screen_res; uniform mat4 inv_proj; -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} - -vec3 decode_normal (vec2 enc) -{ - vec2 fenc = enc*4-2; - float f = dot(fenc,fenc); - float g = sqrt(1-f/4); - vec3 n; - n.xy = fenc*g; - n.z = 1-f/2; - return n; -} - -vec3 srgb_to_linear(vec3 cs) -{ - vec3 low_range = cs / vec3(12.92); - vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4)); - bvec3 lte = lessThanEqual(cs,vec3(0.04045)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lte.r ? low_range.r : high_range.r; - result.g = lte.g ? low_range.g : high_range.g; - result.b = lte.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lte); -#endif - -} - -vec3 linear_to_srgb(vec3 cl) -{ - cl = clamp(cl, vec3(0), vec3(1)); - vec3 low_range = cl * 12.92; - vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055; - bvec3 lt = lessThan(cl,vec3(0.0031308)); - -#ifdef OLD_SELECT - vec3 result; - result.r = lt.r ? low_range.r : high_range.r; - result.g = lt.g ? low_range.g : high_range.g; - result.b = lt.b ? low_range.b : high_range.b; - return result; -#else - return mix(high_range, low_range, lt); -#endif - -} +vec3 srgb_to_linear(vec3 cs); +vec3 getNorm(vec2 pos_screen); vec4 correctWithGamma(vec4 col) { @@ -133,7 +82,6 @@ vec4 correctWithGamma(vec4 col) vec4 texture2DLodSpecular(sampler2D projectionMap, vec2 tc, float lod) { vec4 ret = texture2DLod(projectionMap, tc, lod); - ret.rgb = srgb_to_linear(ret.rgb); vec2 dist = vec2(0.5) - abs(tc-vec2(0.5)); @@ -153,7 +101,6 @@ vec4 texture2DLodSpecular(sampler2D projectionMap, vec2 tc, float lod) vec4 texture2DLodDiffuse(sampler2D projectionMap, vec2 tc, float lod) { vec4 ret = texture2DLod(projectionMap, tc, lod); - ret = correctWithGamma(ret); vec2 dist = vec2(0.5) - abs(tc-vec2(0.5)); @@ -171,7 +118,6 @@ vec4 texture2DLodDiffuse(sampler2D projectionMap, vec2 tc, float lod) vec4 texture2DLodAmbient(sampler2D projectionMap, vec2 tc, float lod) { vec4 ret = texture2DLod(projectionMap, tc, lod); - ret = correctWithGamma(ret); vec2 dist = tc-vec2(0.5); @@ -182,19 +128,7 @@ vec4 texture2DLodAmbient(sampler2D projectionMap, vec2 tc, float lod) return ret; } - -vec4 getPosition(vec2 pos_screen) -{ - float depth = texture2DRect(depthMap, pos_screen.xy).r; - vec2 sc = pos_screen.xy*2.0; - sc /= screen_res; - sc -= vec2(1.0,1.0); - vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); - vec4 pos = inv_proj * ndc; - pos /= pos.w; - pos.w = 1.0; - return pos; -} +vec4 getPosition(vec2 pos_screen); void main() { @@ -206,26 +140,26 @@ void main() vec3 pos = getPosition(frag.xy).xyz; vec3 lv = trans_center.xyz-pos.xyz; float dist = length(lv); + + if (dist >= size) + { + discard; + } dist /= size; - if (dist > 1.0) - { - discard; - } - + float shadow = 1.0; if (proj_shadow_idx >= 0) { vec4 shd = texture2DRect(lightMap, frag.xy); - float sh[2]; - sh[0] = shd.b; - sh[1] = shd.a; - shadow = min(sh[proj_shadow_idx]+shadow_fade, 1.0); + shadow = (proj_shadow_idx == 0) ? shd.b : shd.a; + shadow += shadow_fade; + shadow = clamp(shadow, 0.0, 1.0); } vec3 norm = texture2DRect(normalMap, frag.xy).xyz; float envIntensity = norm.z; - norm = decode_normal(norm.xy); + norm = getNorm(frag.xy); norm = normalize(norm); float l_dist = -dot(lv, proj_n); @@ -238,8 +172,8 @@ void main() proj_tc.xyz /= proj_tc.w; - float fa = falloff+1.0; - float dist_atten = min(1.0-(dist-1.0*(1.0-fa))/fa, 1.0); + float fa = falloff + 1.0; + float dist_atten = min(1.0 - (dist - 1.0 * (1.0 - fa)) / fa, 1.0); dist_atten *= dist_atten; dist_atten *= 2.0; @@ -251,7 +185,8 @@ void main() lv = proj_origin-pos.xyz; lv = normalize(lv); float da = dot(norm, lv); - + da = clamp(da, 0.0, 1.0); + vec3 col = vec3(0,0,0); vec3 diff_tex = texture2DRect(diffuseRect, frag.xy).rgb; @@ -280,18 +215,17 @@ void main() vec4 plcol = texture2DLodDiffuse(projectionMap, proj_tc.xy, lod); dlit = color.rgb * plcol.rgb * plcol.a; - + col = dlit*lit*diff_tex*shadow; - amb_da += (da*0.5)*(1.0-shadow)*proj_ambiance; + + amb_da += (da*0.5+0.5) /* * (1.0-shadow) */ * proj_ambiance; } //float diff = clamp((proj_range-proj_focus)/proj_range, 0.0, 1.0); vec4 amb_plcol = texture2DLodAmbient(projectionMap, proj_tc.xy, proj_lod); - amb_da += (da*da*0.5+0.5)*proj_ambiance; - + amb_da += (da*da*0.5+0.5)*(1.0-shadow)*proj_ambiance; amb_da *= dist_atten * noise; - amb_da = min(amb_da, 1.0-lit); col += amb_da*color.rgb*diff_tex.rgb*amb_plcol.rgb*amb_plcol.a; @@ -317,8 +251,9 @@ void main() if (nh > 0.0) { float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da); - col += dlit*scol*spec.rgb*shadow; - //col += spec.rgb; + vec3 speccol = dlit*scol*spec.rgb*shadow; + speccol = clamp(speccol, vec3(0), vec3(1)); + col += speccol; } } diff --git a/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl index 265da8df99..8abdeae5ae 100644 --- a/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl +++ b/indra/newview/app_settings/shaders/class2/deferred/sunLightF.glsl @@ -35,228 +35,26 @@ out vec4 frag_color; //class 2, shadows, no SSAO -uniform sampler2DRect depthMap; -uniform sampler2DRect normalMap; -uniform sampler2DShadow shadowMap0; -uniform sampler2DShadow shadowMap1; -uniform sampler2DShadow shadowMap2; -uniform sampler2DShadow shadowMap3; -uniform sampler2DShadow shadowMap4; -uniform sampler2DShadow shadowMap5; - - // Inputs -uniform mat4 shadow_matrix[6]; -uniform vec4 shadow_clip; -uniform float ssao_radius; -uniform float ssao_max_radius; -uniform float ssao_factor; -uniform float ssao_factor_inv; - VARYING vec2 vary_fragcoord; -uniform mat4 inv_proj; -uniform vec2 screen_res; -uniform vec2 proj_shadow_res; uniform vec3 sun_dir; - -uniform vec2 shadow_res; uniform float shadow_bias; -uniform float shadow_offset; - -uniform float spot_shadow_bias; -uniform float spot_shadow_offset; - -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} - -vec3 decode_normal (vec2 enc) -{ - vec2 fenc = enc*4-2; - float f = dot(fenc,fenc); - float g = sqrt(1-f/4); - vec3 n; - n.xy = fenc*g; - n.z = 1-f/2; - return n; -} - -vec4 getPosition(vec2 pos_screen) -{ - float depth = texture2DRect(depthMap, pos_screen.xy).r; - vec2 sc = pos_screen.xy*2.0; - sc /= screen_res; - sc -= vec2(1.0,1.0); - vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); - vec4 pos = inv_proj * ndc; - pos /= pos.w; - pos.w = 1.0; - return pos; -} - -float pcfShadow(sampler2DShadow shadowMap, vec4 stc, float scl, vec2 pos_screen) -{ - stc.xyz /= stc.w; - stc.z += shadow_bias; - - stc.x = floor(stc.x*shadow_res.x + fract(pos_screen.y*0.666666666))/shadow_res.x; // add some jitter to X sample pos according to Y to disguise the snapping going on here - float cs = shadow2D(shadowMap, stc.xyz).x; - float shadow = cs; +vec3 getNorm(vec2 pos_screen); +vec4 getPosition(vec2 pos_screen); - shadow += shadow2D(shadowMap, stc.xyz+vec3(2.0/shadow_res.x, 1.5/shadow_res.y, 0.0)).x; - shadow += shadow2D(shadowMap, stc.xyz+vec3(1.0/shadow_res.x, -1.5/shadow_res.y, 0.0)).x; - shadow += shadow2D(shadowMap, stc.xyz+vec3(-2.0/shadow_res.x, 1.5/shadow_res.y, 0.0)).x; - shadow += shadow2D(shadowMap, stc.xyz+vec3(-1.0/shadow_res.x, -1.5/shadow_res.y, 0.0)).x; - - - return shadow*0.2; -} - -float pcfSpotShadow(sampler2DShadow shadowMap, vec4 stc, float scl, vec2 pos_screen) -{ - stc.xyz /= stc.w; - stc.z += spot_shadow_bias*scl; - stc.x = floor(proj_shadow_res.x * stc.x + fract(pos_screen.y*0.666666666)) / proj_shadow_res.x; // snap - - float cs = shadow2D(shadowMap, stc.xyz).x; - float shadow = cs; - - vec2 off = 1.0/proj_shadow_res; - off.y *= 1.5; - - shadow += shadow2D(shadowMap, stc.xyz+vec3(off.x*2.0, off.y, 0.0)).x; - shadow += shadow2D(shadowMap, stc.xyz+vec3(off.x, -off.y, 0.0)).x; - shadow += shadow2D(shadowMap, stc.xyz+vec3(-off.x, off.y, 0.0)).x; - shadow += shadow2D(shadowMap, stc.xyz+vec3(-off.x*2.0, -off.y, 0.0)).x; - - return shadow*0.2; -} +float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen); +float sampleSpotShadow(vec3 pos, vec3 norm, int index, vec2 pos_screen); void main() { - vec2 pos_screen = vary_fragcoord.xy; - - //try doing an unproject here - - vec4 pos = getPosition(pos_screen); - - vec3 norm = texture2DRect(normalMap, pos_screen).xyz; - norm = decode_normal(norm.xy); // unpack norm - - /*if (pos.z == 0.0) // do nothing for sky *FIX: REMOVE THIS IF/WHEN THE POSITION MAP IS BEING USED AS A STENCIL - { - frag_color = vec4(0.0); // doesn't matter - return; - }*/ - - float shadow = 0.0; - float dp_directional_light = max(0.0, dot(norm, sun_dir.xyz)); - - vec3 shadow_pos = pos.xyz; - vec3 offset = sun_dir.xyz * (1.0-dp_directional_light); - - vec4 spos = vec4(shadow_pos+offset*shadow_offset, 1.0); - - if (spos.z > -shadow_clip.w) - { - if (dp_directional_light == 0.0) - { - // if we know this point is facing away from the sun then we know it's in shadow without having to do a squirrelly shadow-map lookup - shadow = 0.0; - } - else - { - vec4 lpos; - - vec4 near_split = shadow_clip*-0.75; - vec4 far_split = shadow_clip*-1.25; - vec4 transition_domain = near_split-far_split; - float weight = 0.0; - - if (spos.z < near_split.z) - { - lpos = shadow_matrix[3]*spos; - - float w = 1.0; - w -= max(spos.z-far_split.z, 0.0)/transition_domain.z; - shadow += pcfShadow(shadowMap3, lpos, 0.25, pos_screen)*w; - weight += w; - shadow += max((pos.z+shadow_clip.z)/(shadow_clip.z-shadow_clip.w)*2.0-1.0, 0.0); - } - - if (spos.z < near_split.y && spos.z > far_split.z) - { - lpos = shadow_matrix[2]*spos; - - float w = 1.0; - w -= max(spos.z-far_split.y, 0.0)/transition_domain.y; - w -= max(near_split.z-spos.z, 0.0)/transition_domain.z; - shadow += pcfShadow(shadowMap2, lpos, 0.5, pos_screen)*w; - weight += w; - } - - if (spos.z < near_split.x && spos.z > far_split.y) - { - lpos = shadow_matrix[1]*spos; - - float w = 1.0; - w -= max(spos.z-far_split.x, 0.0)/transition_domain.x; - w -= max(near_split.y-spos.z, 0.0)/transition_domain.y; - shadow += pcfShadow(shadowMap1, lpos, 0.75, pos_screen)*w; - weight += w; - } - - if (spos.z > far_split.x) - { - lpos = shadow_matrix[0]*spos; - - float w = 1.0; - w -= max(near_split.x-spos.z, 0.0)/transition_domain.x; - - shadow += pcfShadow(shadowMap0, lpos, 1.0, pos_screen)*w; - weight += w; - } - - - shadow /= weight; - - // take the most-shadowed value out of these two: - // * the blurred sun shadow in the light (shadow) map - // * an unblurred dot product between the sun and this norm - // the goal is to err on the side of most-shadow to fill-in shadow holes and reduce artifacting - shadow = min(shadow, dp_directional_light); - - //lpos.xy /= lpos.w*32.0; - //if (fract(lpos.x) < 0.1 || fract(lpos.y) < 0.1) - //{ - // shadow = 0.0; - //} - - } - } - else - { - // more distant than the shadow map covers - shadow = 1.0; - } - - frag_color[0] = shadow; - frag_color[1] = 1.0; - - spos = vec4(shadow_pos+norm*spot_shadow_offset, 1.0); - - //spotlight shadow 1 - vec4 lpos = shadow_matrix[4]*spos; - frag_color[2] = pcfSpotShadow(shadowMap4, lpos, 0.8, pos_screen); - - //spotlight shadow 2 - lpos = shadow_matrix[5]*spos; - frag_color[3] = pcfSpotShadow(shadowMap5, lpos, 0.8, pos_screen); - - //frag_color.rgb = pos.xyz; - //frag_color.b = shadow; + vec2 pos_screen = vary_fragcoord.xy; + vec4 pos = getPosition(pos_screen); + vec3 norm = getNorm(pos_screen); + + frag_color.r = sampleDirectionalShadow(pos.xyz, norm, pos_screen); + frag_color.g = 1.0f; + frag_color.b = sampleSpotShadow(pos.xyz, norm, 0, pos_screen); + frag_color.a = sampleSpotShadow(pos.xyz, norm, 1, pos_screen); } diff --git a/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl b/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl index 5c6fe30daa..64d99bae2c 100644 --- a/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl +++ b/indra/newview/app_settings/shaders/class2/deferred/sunLightSSAOF.glsl @@ -1,5 +1,5 @@ /** - * @file sunLightSSAOF.glsl + * @file class2/deferred/sunLightSSAOF.glsl * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code * Copyright (C) 2007, Linden Research, Inc. @@ -34,290 +34,24 @@ out vec4 frag_color; //class 2 -- shadows and SSAO -uniform sampler2DRect depthMap; -uniform sampler2DRect normalMap; -uniform sampler2DShadow shadowMap0; -uniform sampler2DShadow shadowMap1; -uniform sampler2DShadow shadowMap2; -uniform sampler2DShadow shadowMap3; -uniform sampler2DShadow shadowMap4; -uniform sampler2DShadow shadowMap5; -uniform sampler2D noiseMap; - - // Inputs -uniform mat4 shadow_matrix[6]; -uniform vec4 shadow_clip; -uniform float ssao_radius; -uniform float ssao_max_radius; -uniform float ssao_factor; -uniform float ssao_factor_inv; - VARYING vec2 vary_fragcoord; -uniform mat4 inv_proj; -uniform vec2 screen_res; -uniform vec2 proj_shadow_res; -uniform vec3 sun_dir; - -uniform vec2 shadow_res; - -uniform float shadow_bias; -uniform float shadow_offset; - -uniform float spot_shadow_bias; -uniform float spot_shadow_offset; - -vec2 encode_normal(vec3 n) -{ - float f = sqrt(8 * n.z + 8); - return n.xy / f + 0.5; -} - -vec3 decode_normal (vec2 enc) -{ - vec2 fenc = enc*4-2; - float f = dot(fenc,fenc); - float g = sqrt(1-f/4); - vec3 n; - n.xy = fenc*g; - n.z = 1-f/2; - return n; -} - -vec4 getPosition(vec2 pos_screen) -{ - float depth = texture2DRect(depthMap, pos_screen.xy).r; - vec2 sc = pos_screen.xy*2.0; - sc /= screen_res; - sc -= vec2(1.0,1.0); - vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); - vec4 pos = inv_proj * ndc; - pos /= pos.w; - pos.w = 1.0; - return pos; -} - -vec2 getKern(int i) -{ - vec2 kern[8]; - // exponentially (^2) distant occlusion samples spread around origin - kern[0] = vec2(-1.0, 0.0) * 0.125*0.125; - kern[1] = vec2(1.0, 0.0) * 0.250*0.250; - kern[2] = vec2(0.0, 1.0) * 0.375*0.375; - kern[3] = vec2(0.0, -1.0) * 0.500*0.500; - kern[4] = vec2(0.7071, 0.7071) * 0.625*0.625; - kern[5] = vec2(-0.7071, -0.7071) * 0.750*0.750; - kern[6] = vec2(-0.7071, 0.7071) * 0.875*0.875; - kern[7] = vec2(0.7071, -0.7071) * 1.000*1.000; - - return kern[i]; -} - -//calculate decreases in ambient lighting when crowded out (SSAO) -float calcAmbientOcclusion(vec4 pos, vec3 norm) -{ - float ret = 1.0; - - vec2 pos_screen = vary_fragcoord.xy; - vec3 pos_world = pos.xyz; - vec2 noise_reflect = texture2D(noiseMap, vary_fragcoord.xy/128.0).xy; - - float angle_hidden = 0.0; - float points = 0; - - float scale = min(ssao_radius / -pos_world.z, ssao_max_radius); - - // it was found that keeping # of samples a constant was the fastest, probably due to compiler optimizations (unrolling?) - for (int i = 0; i < 8; i++) - { - vec2 samppos_screen = pos_screen + scale * reflect(getKern(i), noise_reflect); - vec3 samppos_world = getPosition(samppos_screen).xyz; - - vec3 diff = pos_world - samppos_world; - float dist2 = dot(diff, diff); - - // assume each sample corresponds to an occluding sphere with constant radius, constant x-sectional area - // --> solid angle shrinking by the square of distance - //radius is somewhat arbitrary, can approx with just some constant k * 1 / dist^2 - //(k should vary inversely with # of samples, but this is taken care of later) - - float funky_val = (dot((samppos_world - 0.05*norm - pos_world), norm) > 0.0) ? 1.0 : 0.0; - angle_hidden = angle_hidden + funky_val * min(1.0/dist2, ssao_factor_inv); - - // 'blocked' samples (significantly closer to camera relative to pos_world) are "no data", not "no occlusion" - float diffz_val = (diff.z > -1.0) ? 1.0 : 0.0; - points = points + diffz_val; - } - - angle_hidden = min(ssao_factor*angle_hidden/points, 1.0); - - float points_val = (points > 0.0) ? 1.0 : 0.0; - ret = (1.0 - (points_val * angle_hidden)); - - ret = max(ret, 0.0); - return min(ret, 1.0); -} - -float pcfShadow(sampler2DShadow shadowMap, vec4 stc, float scl, vec2 pos_screen) -{ - stc.xyz /= stc.w; - stc.z += shadow_bias; - - stc.x = floor(stc.x*shadow_res.x + fract(pos_screen.y*0.666666666))/shadow_res.x; - float cs = shadow2D(shadowMap, stc.xyz).x; - - float shadow = cs; - - shadow += shadow2D(shadowMap, stc.xyz+vec3(2.0/shadow_res.x, 1.5/shadow_res.y, 0.0)).x; - shadow += shadow2D(shadowMap, stc.xyz+vec3(1.0/shadow_res.x, -1.5/shadow_res.y, 0.0)).x; - shadow += shadow2D(shadowMap, stc.xyz+vec3(-1.0/shadow_res.x, 1.5/shadow_res.y, 0.0)).x; - shadow += shadow2D(shadowMap, stc.xyz+vec3(-2.0/shadow_res.x, -1.5/shadow_res.y, 0.0)).x; - - return shadow*0.2; -} - -float pcfSpotShadow(sampler2DShadow shadowMap, vec4 stc, float scl, vec2 pos_screen) -{ - stc.xyz /= stc.w; - stc.z += spot_shadow_bias*scl; - stc.x = floor(proj_shadow_res.x * stc.x + fract(pos_screen.y*0.666666666)) / proj_shadow_res.x; // snap - - float cs = shadow2D(shadowMap, stc.xyz).x; - float shadow = cs; +vec4 getPosition(vec2 pos_screen); +vec3 getNorm(vec2 pos_screen); - vec2 off = 1.0/proj_shadow_res; - off.y *= 1.5; - - shadow += shadow2D(shadowMap, stc.xyz+vec3(off.x*2.0, off.y, 0.0)).x; - shadow += shadow2D(shadowMap, stc.xyz+vec3(off.x, -off.y, 0.0)).x; - shadow += shadow2D(shadowMap, stc.xyz+vec3(-off.x, off.y, 0.0)).x; - shadow += shadow2D(shadowMap, stc.xyz+vec3(-off.x*2.0, -off.y, 0.0)).x; - - return shadow*0.2; -} +float sampleDirectionalShadow(vec3 shadow_pos, vec3 norm, vec2 pos_screen); +float sampleSpotShadow(vec3 shadow_pos, vec3 norm, int index, vec2 pos_screen); +float calcAmbientOcclusion(vec4 pos, vec3 norm, vec2 pos_screen); void main() { - vec2 pos_screen = vary_fragcoord.xy; - - //try doing an unproject here - - vec4 pos = getPosition(pos_screen); - - vec3 norm = texture2DRect(normalMap, pos_screen).xyz; - norm = decode_normal(norm.xy); // unpack norm - - /*if (pos.z == 0.0) // do nothing for sky *FIX: REMOVE THIS IF/WHEN THE POSITION MAP IS BEING USED AS A STENCIL - { - frag_color = vec4(0.0); // doesn't matter - return; - }*/ - - float shadow = 0.0; - float dp_directional_light = max(0.0, dot(norm, sun_dir.xyz)); - - vec3 shadow_pos = pos.xyz; - vec3 offset = sun_dir.xyz * (1.0-dp_directional_light); - - vec4 spos = vec4(shadow_pos+offset*shadow_offset, 1.0); - - if (spos.z > -shadow_clip.w) - { - if (dp_directional_light == 0.0) - { - // if we know this point is facing away from the sun then we know it's in shadow without having to do a squirrelly shadow-map lookup - shadow = 0.0; - } - else - { - vec4 lpos; - - vec4 near_split = shadow_clip*-0.75; - vec4 far_split = shadow_clip*-1.25; - vec4 transition_domain = near_split-far_split; - float weight = 0.0; - - if (spos.z < near_split.z) - { - lpos = shadow_matrix[3]*spos; - - float w = 1.0; - w -= max(spos.z-far_split.z, 0.0)/transition_domain.z; - shadow += pcfShadow(shadowMap3, lpos, 0.25, pos_screen)*w; - weight += w; - shadow += max((pos.z+shadow_clip.z)/(shadow_clip.z-shadow_clip.w)*2.0-1.0, 0.0); - } - - if (spos.z < near_split.y && spos.z > far_split.z) - { - lpos = shadow_matrix[2]*spos; - - float w = 1.0; - w -= max(spos.z-far_split.y, 0.0)/transition_domain.y; - w -= max(near_split.z-spos.z, 0.0)/transition_domain.z; - shadow += pcfShadow(shadowMap2, lpos, 0.5, pos_screen)*w; - weight += w; - } - - if (spos.z < near_split.x && spos.z > far_split.y) - { - lpos = shadow_matrix[1]*spos; - - float w = 1.0; - w -= max(spos.z-far_split.x, 0.0)/transition_domain.x; - w -= max(near_split.y-spos.z, 0.0)/transition_domain.y; - shadow += pcfShadow(shadowMap1, lpos, 0.75, pos_screen)*w; - weight += w; - } - - if (spos.z > far_split.x) - { - lpos = shadow_matrix[0]*spos; - - float w = 1.0; - w -= max(near_split.x-spos.z, 0.0)/transition_domain.x; - - shadow += pcfShadow(shadowMap0, lpos, 1.0, pos_screen)*w; - weight += w; - } - - - shadow /= weight; - - // take the most-shadowed value out of these two: - // * the blurred sun shadow in the light (shadow) map - // * an unblurred dot product between the sun and this norm - // the goal is to err on the side of most-shadow to fill-in shadow holes and reduce artifacting - shadow = min(shadow, dp_directional_light); - - //lpos.xy /= lpos.w*32.0; - //if (fract(lpos.x) < 0.1 || fract(lpos.y) < 0.1) - //{ - // shadow = 0.0; - //} - - } - } - else - { - // more distant than the shadow map covers - shadow = 1.0; - } - - frag_color[0] = shadow; - frag_color[1] = calcAmbientOcclusion(pos, norm); - - spos = vec4(shadow_pos+norm*spot_shadow_offset, 1.0); - - //spotlight shadow 1 - vec4 lpos = shadow_matrix[4]*spos; - frag_color[2] = pcfSpotShadow(shadowMap4, lpos, 0.8, pos_screen); - - //spotlight shadow 2 - lpos = shadow_matrix[5]*spos; - frag_color[3] = pcfSpotShadow(shadowMap5, lpos, 0.8, pos_screen); + vec2 pos_screen = vary_fragcoord.xy; + vec4 pos = getPosition(pos_screen); + vec3 norm = getNorm(pos_screen); - //frag_color.rgb = pos.xyz; - //frag_color.b = shadow; + frag_color.r = sampleDirectionalShadow(pos.xyz, norm, pos_screen); + frag_color.g = calcAmbientOcclusion(pos, norm, pos_screen); + frag_color.b = sampleSpotShadow(pos.xyz, norm, 0, pos_screen); + frag_color.a = sampleSpotShadow(pos.xyz, norm, 1, pos_screen); } diff --git a/indra/newview/app_settings/shaders/class2/lighting/sumLightsSpecularV.glsl b/indra/newview/app_settings/shaders/class2/lighting/sumLightsSpecularV.glsl index 3acf9fe883..8ca7db1814 100644 --- a/indra/newview/app_settings/shaders/class2/lighting/sumLightsSpecularV.glsl +++ b/indra/newview/app_settings/shaders/class2/lighting/sumLightsSpecularV.glsl @@ -34,7 +34,7 @@ vec3 atmosGetDiffuseSunlightColor(); vec3 scaleDownLight(vec3 light); uniform vec4 light_position[8]; -uniform vec3 light_attenuation[8]; +uniform vec4 light_attenuation[8]; uniform vec3 light_diffuse[8]; vec4 sumLightsSpecular(vec3 pos, vec3 norm, vec4 color, inout vec4 specularColor, vec4 baseCol) diff --git a/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl b/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl index c9987ef3b9..36a8a8147b 100644 --- a/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl +++ b/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl @@ -49,7 +49,7 @@ vec4 sumLights(vec3 pos, vec3 norm, vec4 color, vec4 baseLight) // Add windlight lights col.rgb += atmosAmbient(baseLight.rgb); - col.rgb += atmosAffectDirectionalLight(calcDirectionalLight(norm, light_position[0].xyz)); + col.rgb += light_diffuse[0].rgb * calcDirectionalLight(norm, light_position[0].xyz)); col.rgb = min(col.rgb*color.rgb, 1.0); diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index fea3cbf69b..f1398afb99 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -22,23 +22,139 @@ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ - - - -////////////////////////////////////////////////////////// -// The fragment shader for the terrain atmospherics -////////////////////////////////////////////////////////// vec3 getAdditiveColor(); vec3 getAtmosAttenuation(); -uniform sampler2D cloudMap; -uniform vec4 cloud_pos_density1; +uniform vec4 gamma; +uniform vec4 lightnorm; +uniform vec4 sunlight_color; +uniform vec4 moonlight_color; +uniform int sun_up_factor; +uniform vec4 ambient; +uniform vec4 blue_horizon; +uniform vec4 blue_density; +uniform float haze_horizon; +uniform float haze_density; +uniform float cloud_shadow; +uniform float density_multiplier; +uniform float distance_multiplier; +uniform float max_y; +uniform vec4 glow; +uniform float scene_light_strength; +uniform mat3 ssao_effect_mat; +uniform int no_atmo; +uniform float sun_moon_glow_factor; + +vec3 srgb_to_linear(vec3 c); +vec3 scaleSoftClipFrag(vec3 light); + +vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) +{ + if (no_atmo == 1) + { + return light; + } + light *= atten.r; + light += additive; + return light * 2.0; +} vec3 atmosLighting(vec3 light) { - light *= getAtmosAttenuation().r; - light += getAdditiveColor(); - return (2.0 * light); + return atmosFragLighting(light, getAdditiveColor(), getAtmosAttenuation()); +} + +void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten) { + + vec3 P = inPositionEye; + + //(TERRAIN) limit altitude + if (P.y > max_y) P *= (max_y / P.y); + if (P.y < -max_y) P *= (-max_y / P.y); + + vec3 tmpLightnorm = lightnorm.xyz; + + vec3 Pn = normalize(P); + float Plen = length(P); + + vec4 temp1 = vec4(0); + vec3 temp2 = vec3(0); + vec4 blue_weight; + vec4 haze_weight; + vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; + vec4 light_atten; + + //sunlight attenuation effect (hue and brightness) due to atmosphere + //this is used later for sunlight modulation at various altitudes + light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); + //I had thought blue_density and haze_density should have equal weighting, + //but attenuation due to haze_density tends to seem too strong + + temp1 = blue_density + vec4(haze_density); + blue_weight = blue_density / temp1; + haze_weight = vec4(haze_density) / temp1; + + //(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain) + temp2.y = max(0.0, tmpLightnorm.y); + if (temp2.y > 0.001f) + { + temp2.y = 1. / temp2.y; + } + temp2.y = max(0.001f, temp2.y); + sunlight *= exp(-light_atten * temp2.y); + + // main atmospheric scattering line integral + temp2.z = Plen * density_multiplier; + + // Transparency (-> temp1) + // ATI Bugfix -- can't store temp1*temp2.z*distance_multiplier in a variable because the ati + // compiler gets confused. + temp1 = exp(-temp1 * temp2.z * distance_multiplier); + + //final atmosphere attenuation factor + atten = temp1.rgb; + + //compute haze glow + //(can use temp2.x as temp because we haven't used it yet) + temp2.x = dot(Pn, tmpLightnorm.xyz); + temp2.x = 1. - temp2.x; + //temp2.x is 0 at the sun and increases away from sun + temp2.x = max(temp2.x, .03); //was glow.y + //set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) + temp2.x *= glow.x; + //higher glow.x gives dimmer glow (because next step is 1 / "angle") + temp2.x = pow(temp2.x, glow.z); + //glow.z should be negative, so we're doing a sort of (1 / "angle") function + + //add "minimum anti-solar illumination" + temp2.x += .25; + + temp2.x *= sun_moon_glow_factor; + + //increase ambient when there are more clouds + vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow * 0.5; + + /* decrease value and saturation (that in HSV, not HSL) for occluded areas + * // for HSV color/geometry used here, see http://gimp-savvy.com/BOOK/index.html?node52.html + * // The following line of code performs the equivalent of: + * float ambAlpha = tmpAmbient.a; + * float ambValue = dot(vec3(tmpAmbient), vec3(0.577)); // projection onto <1/rt(3), 1/rt(3), 1/rt(3)>, the neutral white-black axis + * vec3 ambHueSat = vec3(tmpAmbient) - vec3(ambValue); + * tmpAmbient = vec4(RenderSSAOEffect.valueFactor * vec3(ambValue) + RenderSSAOEffect.saturationFactor *(1.0 - ambFactor) * ambHueSat, ambAlpha); + */ + tmpAmbient = vec4(mix(ssao_effect_mat * tmpAmbient.rgb, tmpAmbient.rgb, ambFactor), tmpAmbient.a); + + //haze color + additive = + vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient) + + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x + + tmpAmbient)); + + //brightness of surface both sunlight and ambient + sunlit = vec3(sunlight.rgb); + amblit = vec3(tmpAmbient * .25); + additive = normalize(additive); + additive *= vec3(1.0 - exp(-temp2.z * distance_multiplier)) * 0.5; } diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl new file mode 100644 index 0000000000..86743dc306 --- /dev/null +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl @@ -0,0 +1,46 @@ +/** + * @file atmosphericsHelpersV.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +// Output variables + +uniform float scene_light_strength; +uniform int no_atmo; + +vec3 atmosFragAmbient(vec3 light, vec3 amblit) +{ + if (no_atmo == 1) return light; + return amblit + light / 2.0; +} + +vec3 atmosFragAffectDirectionalLight(float lightIntensity, vec3 sunlit) +{ + return sunlit * lightIntensity; +} + +vec3 scaleDownLightFrag(vec3 light) +{ + return (light / scene_light_strength ); +} + diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl index 62a034ce05..95b4a76880 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersV.glsl @@ -33,29 +33,31 @@ vec3 getAtmosAttenuation(); vec3 getPositionEye(); uniform float scene_light_strength; +uniform int no_atmo; vec3 atmosAmbient(vec3 light) { - return getAmblitColor() + light / 2.0; + if (no_atmo == 1) return light + vec3(0.66); + return getAmblitColor() + light / 2.0; } vec3 atmosAffectDirectionalLight(float lightIntensity) { - return getSunlitColor() * lightIntensity; + return getSunlitColor() * lightIntensity; } vec3 atmosGetDiffuseSunlightColor() { - return getSunlitColor(); + return getSunlitColor(); } vec3 scaleDownLight(vec3 light) { - return (light / scene_light_strength ); + return (light / scene_light_strength ); } vec3 scaleUpLight(vec3 light) { - return (light * scene_light_strength); + return (light * scene_light_strength); } diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl index d174805cc0..ac7931209e 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl @@ -34,124 +34,20 @@ void setPositionEye(vec3 v); vec3 getAdditiveColor(); -//VARYING vec4 vary_CloudUVs; -//VARYING float vary_CloudDensity; - -// Inputs -uniform vec4 morphFactor; -uniform vec3 camPosLocal; -//uniform vec4 camPosWorld; - -uniform vec4 lightnorm; -uniform vec4 sunlight_color; -uniform vec4 ambient; -uniform vec4 blue_horizon; -uniform vec4 blue_density; -uniform float haze_horizon; -uniform float haze_density; -uniform float cloud_shadow; -uniform float density_multiplier; -uniform float distance_multiplier; -uniform float max_y; -uniform vec4 glow; +void calcAtmosphericVars(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten); void calcAtmospherics(vec3 inPositionEye) { - vec3 P = inPositionEye; - setPositionEye(P); - - //(TERRAIN) limit altitude - if (P.y > max_y) P *= (max_y / P.y); - if (P.y < -max_y) P *= (-max_y / P.y); - - vec3 tmpLightnorm = lightnorm.xyz; - - vec3 Pn = normalize(P); - float Plen = length(P); - - vec4 temp1 = vec4(0); - vec3 temp2 = vec3(0); - vec4 blue_weight; - vec4 haze_weight; - vec4 sunlight = sunlight_color; - vec4 light_atten; - - //sunlight attenuation effect (hue and brightness) due to atmosphere - //this is used later for sunlight modulation at various altitudes - light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); - //I had thought blue_density and haze_density should have equal weighting, - //but attenuation due to haze_density tends to seem too strong - - temp1 = blue_density + vec4(haze_density); - blue_weight = blue_density / temp1; - haze_weight = vec4(haze_density) / temp1; - - //(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain) - temp2.y = max(0.0, tmpLightnorm.y); - temp2.y = 1. / temp2.y; - sunlight *= exp( - light_atten * temp2.y); - - // main atmospheric scattering line integral - temp2.z = Plen * density_multiplier; - - // Transparency (-> temp1) - // ATI Bugfix -- can't store temp1*temp2.z*distance_multiplier in a variable because the ati - // compiler gets confused. - temp1 = exp(-temp1 * temp2.z * distance_multiplier); - - //final atmosphere attenuation factor - setAtmosAttenuation(temp1.rgb); - //vary_AtmosAttenuation = distance_multiplier / 10000.; - //vary_AtmosAttenuation = density_multiplier * 100.; - //vary_AtmosAttenuation = vec4(Plen / 100000., 0., 0., 1.); - - //compute haze glow - //(can use temp2.x as temp because we haven't used it yet) - temp2.x = dot(Pn, tmpLightnorm.xyz); - temp2.x = 1. - temp2.x; - //temp2.x is 0 at the sun and increases away from sun - temp2.x = max(temp2.x, .03); //was glow.y - //set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) - temp2.x *= glow.x; - //higher glow.x gives dimmer glow (because next step is 1 / "angle") - temp2.x = pow(temp2.x, glow.z); - //glow.z should be negative, so we're doing a sort of (1 / "angle") function - - //add "minimum anti-solar illumination" - temp2.x += .25; - - - //increase ambient when there are more clouds - vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow * 0.5; - - //haze color - setAdditiveColor( - vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient) - + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x - + tmpAmbient))); - - //brightness of surface both sunlight and ambient - setSunlitColor(vec3(sunlight * .5)); - setAmblitColor(vec3(tmpAmbient * .25)); - setAdditiveColor(getAdditiveColor() * vec3(1.0 - temp1)); - - // vary_SunlitColor = vec3(0); - // vary_AmblitColor = vec3(0); - // vary_AdditiveColor = vec4(Pn, 1.0); - - /* - const float cloudShadowScale = 100.; - // Get cloud uvs for shadowing - vec3 cloudPos = inPositionEye + camPosWorld - cloudShadowScale / 2.; - vary_CloudUVs.xy = cloudPos.xz / cloudShadowScale; - - // We can take uv1 and multiply it by (TerrainSpan / CloudSpan) -// cloudUVs *= (((worldMaxZ - worldMinZ) * 20) /40000.); - vary_CloudUVs *= (10000./40000.); - - // Offset by sun vector * (CloudAltitude / CloudSpan) - vary_CloudUVs.x += tmpLightnorm.x / tmpLightnorm.y * (3000./40000.); - vary_CloudUVs.y += tmpLightnorm.z / tmpLightnorm.y * (3000./40000.); - */ + vec3 P = inPositionEye; + setPositionEye(P); + vec3 tmpsunlit = vec3(1); + vec3 tmpamblit = vec3(1); + vec3 tmpaddlit = vec3(1); + vec3 tmpattenlit = vec3(1); + calcAtmosphericVars(inPositionEye, 1, tmpsunlit, tmpamblit, tmpaddlit, tmpattenlit); + setSunlitColor(tmpsunlit); + setAmblitColor(tmpamblit); + setAdditiveColor(tmpaddlit); + setAtmosAttenuation(tmpattenlit); } diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl index 96c70651b1..666ae84e5c 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsF.glsl @@ -22,11 +22,13 @@ * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA * $/LicenseInfo$ */ - + +/*[EXTRA_CODE_HERE]*/ + #ifdef DEFINE_GL_FRAGCOLOR -out vec4 frag_color; +out vec4 frag_data[3]; #else -#define frag_color gl_FragColor +#define frag_data gl_FragData #endif ///////////////////////////////////////////////////////////////////////// @@ -36,69 +38,96 @@ out vec4 frag_color; VARYING vec4 vary_CloudColorSun; VARYING vec4 vary_CloudColorAmbient; VARYING float vary_CloudDensity; -VARYING vec2 vary_texcoord0; -VARYING vec2 vary_texcoord1; -VARYING vec2 vary_texcoord2; -VARYING vec2 vary_texcoord3; uniform sampler2D cloud_noise_texture; +uniform sampler2D cloud_noise_texture_next; +uniform float blend_factor; uniform vec4 cloud_pos_density1; uniform vec4 cloud_pos_density2; uniform vec4 gamma; +uniform float cloud_scale; +uniform float cloud_variance; + +VARYING vec2 vary_texcoord0; +VARYING vec2 vary_texcoord1; +VARYING vec2 vary_texcoord2; +VARYING vec2 vary_texcoord3; +VARYING float altitude_blend_factor; /// Soft clips the light with a gamma correction -vec3 scaleSoftClip(vec3 light) { - //soft clip effect: - light = 1. - clamp(light, vec3(0.), vec3(1.)); - light = 1. - pow(light, gamma.xxx); +vec3 scaleSoftClip(vec3 light); - return light; +vec4 cloudNoise(vec2 uv) +{ + vec4 a = texture2D(cloud_noise_texture, uv); + vec4 b = texture2D(cloud_noise_texture_next, uv); + vec4 cloud_noise_sample = mix(a, b, blend_factor); + return cloud_noise_sample; } void main() { - // Set variables - vec2 uv1 = vary_texcoord0.xy; - vec2 uv2 = vary_texcoord1.xy; + // Set variables + vec2 uv1 = vary_texcoord0.xy; + vec2 uv2 = vary_texcoord1.xy; + + vec4 cloudColorSun = vary_CloudColorSun; + vec4 cloudColorAmbient = vary_CloudColorAmbient; + float cloudDensity = vary_CloudDensity; + vec2 uv3 = vary_texcoord2.xy; + vec2 uv4 = vary_texcoord3.xy; + + if (cloud_scale < 0.001) + { + discard; + } + + vec2 disturbance = vec2(cloudNoise(uv1 / 8.0f).x, cloudNoise((uv3 + uv1) / 16.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); + vec2 disturbance2 = vec2(cloudNoise((uv1 + uv3) / 4.0f).x, cloudNoise((uv4 + uv2) / 8.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); + + // Offset texture coords + uv1 += cloud_pos_density1.xy + (disturbance * 0.02); //large texture, visible density + uv2 += cloud_pos_density1.xy; //large texture, self shadow + uv3 += cloud_pos_density2.xy; //small texture, visible density + uv4 += cloud_pos_density2.xy; //small texture, self shadow + + float density_variance = min(1.0, (disturbance.x* 2.0 + disturbance.y* 2.0 + disturbance2.x + disturbance2.y)); - vec4 cloudColorSun = vary_CloudColorSun; - vec4 cloudColorAmbient = vary_CloudColorAmbient; - float cloudDensity = vary_CloudDensity; - vec2 uv3 = vary_texcoord2.xy; - vec2 uv4 = vary_texcoord3.xy; + cloudDensity *= 1.0 - (density_variance * density_variance); - // Offset texture coords - uv1 += cloud_pos_density1.xy; //large texture, visible density - uv2 += cloud_pos_density1.xy; //large texture, self shadow - uv3 += cloud_pos_density2.xy; //small texture, visible density - uv4 += cloud_pos_density2.xy; //small texture, self shadow + // Compute alpha1, the main cloud opacity + float alpha1 = (cloudNoise(uv1).x - 0.5) + (cloudNoise(uv3).x - 0.5) * cloud_pos_density2.z; + alpha1 = min(max(alpha1 + cloudDensity, 0.) * 10 * cloud_pos_density1.z, 1.); - // Compute alpha1, the main cloud opacity - float alpha1 = (texture2D(cloud_noise_texture, uv1).x - 0.5) + (texture2D(cloud_noise_texture, uv3).x - 0.5) * cloud_pos_density2.z; - alpha1 = min(max(alpha1 + cloudDensity, 0.) * 10. * cloud_pos_density1.z, 1.); + // And smooth + alpha1 = 1. - alpha1 * alpha1; + alpha1 = 1. - alpha1 * alpha1; - // And smooth - alpha1 = 1. - alpha1 * alpha1; - alpha1 = 1. - alpha1 * alpha1; + alpha1 *= altitude_blend_factor; + if (alpha1 < 0.001f) + { + discard; + } - // Compute alpha2, for self shadowing effect - // (1 - alpha2) will later be used as percentage of incoming sunlight - float alpha2 = (texture2D(cloud_noise_texture, uv2).x - 0.5); - alpha2 = min(max(alpha2 + cloudDensity, 0.) * 2.5 * cloud_pos_density1.z, 1.); + // Compute alpha2, for self shadowing effect + // (1 - alpha2) will later be used as percentage of incoming sunlight + float alpha2 = (cloudNoise(uv2).x - 0.5); + alpha2 = min(max(alpha2 + cloudDensity, 0.) * 2.5 * cloud_pos_density1.z, 1.); - // And smooth - alpha2 = 1. - alpha2; - alpha2 = 1. - alpha2 * alpha2; + // And smooth + alpha2 = 1. - alpha2; + alpha2 = 1. - alpha2 * alpha2; - // Combine - vec4 color; - color = (cloudColorSun*(1.-alpha2) + cloudColorAmbient); - color *= 2.; + // Combine + vec4 color; + color = (cloudColorSun*(1.-alpha2) + cloudColorAmbient); + color *= 2.; - /// Gamma correct for WL (soft clip effect). - frag_color.rgb = scaleSoftClip(color.rgb); - frag_color.a = alpha1; + /// Gamma correct for WL (soft clip effect). + frag_data[0] = vec4(scaleSoftClip(color.rgb), alpha1); + frag_data[1] = vec4(0.0,0.0,0.0,0.0); + frag_data[2] = vec4(0,0,1,0); } diff --git a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl index c1dd45cd67..3cb69c33a1 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/cloudsV.glsl @@ -40,12 +40,15 @@ VARYING vec2 vary_texcoord0; VARYING vec2 vary_texcoord1; VARYING vec2 vary_texcoord2; VARYING vec2 vary_texcoord3; +VARYING float altitude_blend_factor; // Inputs uniform vec3 camPosLocal; uniform vec4 lightnorm; uniform vec4 sunlight_color; +uniform vec4 moonlight_color; +uniform int sun_up_factor; uniform vec4 ambient; uniform vec4 blue_horizon; uniform vec4 blue_density; @@ -57,6 +60,7 @@ uniform float density_multiplier; uniform float max_y; uniform vec4 glow; +uniform float sun_moon_glow_factor; uniform vec4 cloud_color; @@ -65,126 +69,132 @@ uniform float cloud_scale; void main() { - // World / view / projection - gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0); - - vary_texcoord0 = texcoord0; - - // Get relative position - vec3 P = position.xyz - camPosLocal.xyz + vec3(0,50,0); - - // Set altitude - if (P.y > 0.) - { - P *= (max_y / P.y); - } - else - { - P *= (-32000. / P.y); - } - - // Can normalize then - vec3 Pn = normalize(P); - float Plen = length(P); - - // Initialize temp variables - vec4 temp1 = vec4(0.); - vec4 temp2 = vec4(0.); - vec4 blue_weight; - vec4 haze_weight; - vec4 sunlight = sunlight_color; - vec4 light_atten; - - - // Sunlight attenuation effect (hue and brightness) due to atmosphere - // this is used later for sunlight modulation at various altitudes - light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); - - // Calculate relative weights - temp1 = blue_density + haze_density; - blue_weight = blue_density / temp1; - haze_weight = haze_density / temp1; - - // Compute sunlight from P & lightnorm (for long rays like sky) - temp2.y = max(0., max(0., Pn.y) * 1.0 + lightnorm.y ); - temp2.y = 1. / temp2.y; - sunlight *= exp( - light_atten * temp2.y); - - // Distance - temp2.z = Plen * density_multiplier; - - // Transparency (-> temp1) - // ATI Bugfix -- can't store temp1*temp2.z in a variable because the ati - // compiler gets confused. - temp1 = exp(-temp1 * temp2.z); - - - // Compute haze glow - temp2.x = dot(Pn, lightnorm.xyz); - temp2.x = 1. - temp2.x; - // temp2.x is 0 at the sun and increases away from sun - temp2.x = max(temp2.x, .001); - // Set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) - temp2.x *= glow.x; - // Higher glow.x gives dimmer glow (because next step is 1 / "angle") - temp2.x = pow(temp2.x, glow.z); - // glow.z should be negative, so we're doing a sort of (1 / "angle") function - - // Add "minimum anti-solar illumination" - temp2.x += .25; - - // Increase ambient when there are more clouds - vec4 tmpAmbient = ambient; - tmpAmbient += (1. - tmpAmbient) * cloud_shadow * 0.5; - - // Dim sunlight by cloud shadow percentage - sunlight *= (1. - cloud_shadow); - - // Haze color below cloud - vec4 additiveColorBelowCloud = ( blue_horizon * blue_weight * (sunlight + tmpAmbient) - + (haze_horizon * haze_weight) * (sunlight * temp2.x + tmpAmbient) - ); - - // CLOUDS - - sunlight = sunlight_color; - temp2.y = max(0., lightnorm.y * 2.); - temp2.y = 1. / temp2.y; - sunlight *= exp( - light_atten * temp2.y); - - // Cloud color out - vary_CloudColorSun = (sunlight * temp2.x) * cloud_color; - vary_CloudColorAmbient = tmpAmbient * cloud_color; - - // Attenuate cloud color by atmosphere - temp1 = sqrt(temp1); //less atmos opacity (more transparency) below clouds - vary_CloudColorSun *= temp1; - vary_CloudColorAmbient *= temp1; - vec4 oHazeColorBelowCloud = additiveColorBelowCloud * (1. - temp1); - - // Make a nice cloud density based on the cloud_shadow value that was passed in. - vary_CloudDensity = 2. * (cloud_shadow - 0.25); - - - // Texture coords - vary_texcoord0 = texcoord0; - vary_texcoord0.xy -= 0.5; - vary_texcoord0.xy /= cloud_scale; - vary_texcoord0.xy += 0.5; - - vary_texcoord1 = vary_texcoord0; - vary_texcoord1.x += lightnorm.x * 0.0125; - vary_texcoord1.y += lightnorm.z * 0.0125; - - vary_texcoord2 = vary_texcoord0 * 16.; - vary_texcoord3 = vary_texcoord1 * 16.; - - // Combine these to minimize register use - vary_CloudColorAmbient += oHazeColorBelowCloud; - - // needs this to compile on mac - //vary_AtmosAttenuation = vec3(0.0,0.0,0.0); - - // END CLOUDS + // World / view / projection + gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0); + + vary_texcoord0 = texcoord0; + + // Get relative position + vec3 P = position.xyz - camPosLocal.xyz + vec3(0,50,0); + + // fade clouds beyond a certain point so the bottom of the sky dome doesn't look silly at high altitude + altitude_blend_factor = (P.y > -4096.0) ? 1.0 : 1.0 - clamp(abs(P.y) / max_y, 0.0, 1.0); + + // Set altitude + if (P.y > 0.) + { + P *= (max_y / P.y); + } + else + { + P *= (-32000. / P.y); + } + + + // Can normalize then + vec3 Pn = normalize(P); + float Plen = length(P); + + // Initialize temp variables + vec4 temp1 = vec4(0.); + vec4 temp2 = vec4(0.); + vec4 blue_weight; + vec4 haze_weight; + vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; + vec4 light_atten; + + + // Sunlight attenuation effect (hue and brightness) due to atmosphere + // this is used later for sunlight modulation at various altitudes + light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); + + // Calculate relative weights + temp1 = blue_density + haze_density; + blue_weight = blue_density / temp1; + haze_weight = haze_density / temp1; + + // Compute sunlight from P & lightnorm (for long rays like sky) + temp2.y = max(0., max(0., Pn.y) * 1.0 + lightnorm.y ); + temp2.y = 1. / temp2.y; + sunlight *= exp( - light_atten * temp2.y); + + // Distance + temp2.z = Plen * density_multiplier; + + // Transparency (-> temp1) + // ATI Bugfix -- can't store temp1*temp2.z in a variable because the ati + // compiler gets confused. + temp1 = exp(-temp1 * temp2.z); + + + // Compute haze glow + temp2.x = dot(Pn, lightnorm.xyz); + temp2.x = 1. - temp2.x; + // temp2.x is 0 at the sun and increases away from sun + temp2.x = max(temp2.x, .001); + // Set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) + temp2.x *= glow.x; + // Higher glow.x gives dimmer glow (because next step is 1 / "angle") + temp2.x = pow(temp2.x, glow.z); + // glow.z should be negative, so we're doing a sort of (1 / "angle") function + + temp2.x *= sun_moon_glow_factor; + + // Add "minimum anti-solar illumination" + temp2.x += .25; + + // Increase ambient when there are more clouds + vec4 tmpAmbient = ambient; + tmpAmbient += (1. - tmpAmbient) * cloud_shadow * 0.5; + + // Dim sunlight by cloud shadow percentage + sunlight *= (1. - cloud_shadow); + + // Haze color below cloud + vec4 additiveColorBelowCloud = ( blue_horizon * blue_weight * (sunlight + tmpAmbient) + + (haze_horizon * haze_weight) * (sunlight * temp2.x + tmpAmbient) + ); + + // CLOUDS + + sunlight = sunlight_color; + temp2.y = max(0., lightnorm.y * 2.); + temp2.y = 1. / temp2.y; + sunlight *= exp( - light_atten * temp2.y); + + // Cloud color out + vary_CloudColorSun = (sunlight * temp2.x) * cloud_color; + vary_CloudColorAmbient = tmpAmbient * cloud_color; + + // Attenuate cloud color by atmosphere + temp1 = sqrt(temp1); //less atmos opacity (more transparency) below clouds + vary_CloudColorSun *= temp1; + vary_CloudColorAmbient *= temp1; + vec4 oHazeColorBelowCloud = additiveColorBelowCloud * (1. - temp1); + + // Make a nice cloud density based on the cloud_shadow value that was passed in. + vary_CloudDensity = 2. * (cloud_shadow - 0.25); + + + // Texture coords + vary_texcoord0 = texcoord0; + vary_texcoord0.xy -= 0.5; + vary_texcoord0.xy /= max(0.001, cloud_scale); + vary_texcoord0.xy += 0.5; + + vary_texcoord1 = vary_texcoord0; + vary_texcoord1.x += lightnorm.x * 0.0125; + vary_texcoord1.y += lightnorm.z * 0.0125; + + vary_texcoord2 = vary_texcoord0 * 16.; + vary_texcoord3 = vary_texcoord1 * 16.; + + // Combine these to minimize register use + vary_CloudColorAmbient += oHazeColorBelowCloud; + + // needs this to compile on mac + //vary_AtmosAttenuation = vec3(0.0,0.0,0.0); + + // END CLOUDS } diff --git a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl index 478373d729..c0439006f7 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl @@ -26,19 +26,36 @@ uniform vec4 gamma; +uniform int no_atmo; vec3 getAtmosAttenuation(); +vec3 getAdditiveColor(); -/// Soft clips the light with a gamma correction -vec3 scaleSoftClip(vec3 light) { - //soft clip effect: - light = 1. - clamp(light, vec3(0.), vec3(1.)); - light = 1. - pow(light, gamma.xxx); +vec3 scaleSoftClipFrag(vec3 light) +{ + if (no_atmo == 1) + { + return light; + } + //soft clip effect: + light = 1. - clamp(light, vec3(0.), vec3(1.)); + light = 1. - pow(light, gamma.xxx); + return light; +} + +vec3 scaleSoftClip(vec3 light) +{ + return scaleSoftClipFrag(light); +} - return light; +vec3 fullbrightScaleSoftClipFrag(vec3 light, vec3 add, vec3 atten) +{ + //return mix(scaleSoftClipFrag(light.rgb), add, atten); + return scaleSoftClipFrag(light.rgb); } -vec3 fullbrightScaleSoftClip(vec3 light) { - return mix(scaleSoftClip(light.rgb), light.rgb, getAtmosAttenuation()); +vec3 fullbrightScaleSoftClip(vec3 light) +{ + return fullbrightScaleSoftClipFrag(light, getAdditiveColor(), getAtmosAttenuation()); } diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl index e2a2367626..28d185b9af 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyF.glsl @@ -1,5 +1,5 @@ /** - * @file WLSkyF.glsl + * @file class2/windlight/skyF.glsl * * $LicenseInfo:firstyear=2005&license=viewerlgpl$ * Second Life Viewer Source Code @@ -35,17 +35,10 @@ out vec4 frag_color; VARYING vec4 vary_HazeColor; -uniform sampler2D cloud_noise_texture; uniform vec4 gamma; /// Soft clips the light with a gamma correction -vec3 scaleSoftClip(vec3 light) { - //soft clip effect: - light = 1. - clamp(light, vec3(0.), vec3(1.)); - light = 1. - pow(light, gamma.xxx); - - return light; -} +vec3 scaleSoftClip(vec3 light); void main() { diff --git a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl index 3788ddaf2d..a65cc09c73 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/skyV.glsl @@ -39,6 +39,8 @@ uniform vec3 camPosLocal; uniform vec4 lightnorm; uniform vec4 sunlight_color; +uniform vec4 moonlight_color; +uniform int sun_up_factor; uniform vec4 ambient; uniform vec4 blue_horizon; uniform vec4 blue_density; @@ -50,7 +52,7 @@ uniform float density_multiplier; uniform float max_y; uniform vec4 glow; - +uniform float sun_moon_glow_factor; uniform vec4 cloud_color; void main() @@ -82,7 +84,7 @@ void main() vec4 temp2 = vec4(0.); vec4 blue_weight; vec4 haze_weight; - vec4 sunlight = sunlight_color; + vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; vec4 light_atten; // Sunlight attenuation effect (hue and brightness) due to atmosphere @@ -119,6 +121,8 @@ void main() temp2.x = pow(temp2.x, glow.z); // glow.z should be negative, so we're doing a sort of (1 / "angle") function + temp2.x *= sun_moon_glow_factor; + // Add "minimum anti-solar illumination" temp2.x += .25; diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index 8a8e4cb0f6..df731662e8 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -30,24 +30,49 @@ vec3 getAdditiveColor(); vec3 getAtmosAttenuation(); -uniform sampler2D cloudMap; -uniform vec4 cloud_pos_density1; +uniform int no_atmo; -vec3 atmosTransport(vec3 light) { - light *= getAtmosAttenuation().r; - light += getAdditiveColor() * 2.0; - return light; +vec3 atmosTransportFrag(vec3 light, vec3 additive, vec3 atten) +{ + if (no_atmo == 1) + { + return light; + } + light *= atten.r; + light += additive * 2.0; + return light; } -vec3 fullbrightAtmosTransport(vec3 light) { - float brightness = dot(light.rgb, vec3(0.33333)); +vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) +{ + if (no_atmo == 1) + { + return light; + } + float brightness = dot(light.rgb, vec3(0.33333)); + return mix(atmosTransportFrag(light.rgb, additive, atten), light.rgb + additive.rgb, brightness * brightness); +} - return mix(atmosTransport(light.rgb), light.rgb + getAdditiveColor().rgb, brightness * brightness); +vec3 fullbrightShinyAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) { + if (no_atmo == 1) + { + return light; + } + float brightness = dot(light.rgb, vec3(0.33333)); + return mix(atmosTransportFrag(light.rgb, additive, atten), (light.rgb + additive.rgb) * (2.0 - brightness), brightness * brightness); } -vec3 fullbrightShinyAtmosTransport(vec3 light) { - float brightness = dot(light.rgb, vec3(0.33333)); +vec3 atmosTransport(vec3 light) +{ + return atmosTransportFrag(light, getAdditiveColor(), getAtmosAttenuation()); +} - return mix(atmosTransport(light.rgb), (light.rgb + getAdditiveColor().rgb) * (2.0 - brightness), brightness * brightness); +vec3 fullbrightAtmosTransport(vec3 light) +{ + return fullbrightAtmosTransportFrag(light,getAdditiveColor(), getAtmosAttenuation()); } +vec3 fullbrightShinyAtmosTransport(vec3 light) +{ + return fullbrightShinyAtmosTransportFrag(light,getAdditiveColor(), getAtmosAttenuation()); +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/attachmentShadowF.glsl b/indra/newview/app_settings/shaders/class3/deferred/attachmentShadowF.glsl new file mode 100644 index 0000000000..d973326f93 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/attachmentShadowF.glsl @@ -0,0 +1,44 @@ +/** + * @file avatarShadowF.glsl + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +/*[EXTRA_CODE_HERE]*/ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_color; +#else +#define frag_color gl_FragColor +#endif + +uniform sampler2D diffuseMap; + +VARYING vec4 pos; +VARYING vec2 vary_texcoord0; + +vec4 computeMoments(float depth, float a); + +void main() +{ + frag_color = computeMoments(length(pos), 1.0); +} + diff --git a/indra/newview/app_settings/shaders/class3/deferred/attachmentShadowV.glsl b/indra/newview/app_settings/shaders/class3/deferred/attachmentShadowV.glsl new file mode 100644 index 0000000000..1a655e6467 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/attachmentShadowV.glsl @@ -0,0 +1,49 @@ +/** + * @file attachmentShadowV.glsl + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform mat4 projection_matrix; +uniform mat4 modelview_matrix; +uniform mat4 texture_matrix0; + +ATTRIBUTE vec3 position; +ATTRIBUTE vec2 texcoord0; + +mat4 getObjectSkinnedTransform(); + +VARYING vec4 pos; + +void main() +{ + //transform vertex + mat4 mat = getObjectSkinnedTransform(); + + mat = modelview_matrix * mat; + pos = (mat*vec4(position.xyz, 1.0)); + pos = projection_matrix * vec4(pos.xyz, 1.0); + +#if !defined(DEPTH_CLAMP) + pos.z = max(pos.z, -pos.w+0.01); +#endif + gl_Position = pos; +} diff --git a/indra/newview/app_settings/shaders/class1/deferred/srgb.glsl b/indra/newview/app_settings/shaders/class3/deferred/avatarShadowF.glsl index 587f3d5a94..48eefc7a73 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/srgb.glsl +++ b/indra/newview/app_settings/shaders/class3/deferred/avatarShadowF.glsl @@ -1,5 +1,5 @@ /** - * @file srgb.glsl + * @file avatarShadowF.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ * Second Life Viewer Source Code @@ -23,24 +23,30 @@ * $/LicenseInfo$ */ -vec3 srgb_to_linear(vec3 cs) -{ - vec3 low_range = cs / vec3(12.92); - vec3 high_range = pow((cs+vec3(0.055))/vec3(1.055), vec3(2.4)); +/*[EXTRA_CODE_HERE]*/ - bvec3 lte = lessThanEqual(cs,vec3(0.04045)); - return mix(high_range, low_range, lte); +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_color; +#else +#define frag_color gl_FragColor +#endif -} +uniform sampler2D diffuseMap; -vec3 linear_to_srgb(vec3 cl) -{ - cl = clamp(cl, vec3(0), vec3(1)); - vec3 low_range = cl * 12.92; - vec3 high_range = 1.055 * pow(cl, vec3(0.41666)) - 0.055; +#if !defined(DEPTH_CLAMP) +VARYING vec4 post_pos; +#endif - bvec3 lt = lessThan(cl,vec3(0.0031308)); - return mix(high_range, low_range, lt); +VARYING vec4 pos; + +vec4 computeMoments(float depth, float a); + +void main() +{ + frag_color = computeMoments(length(pos), 1.0); +#if !defined(DEPTH_CLAMP) + gl_FragDepth = max(post_pos.z/post_pos.w*0.5+0.5, 0.0); +#endif } diff --git a/indra/newview/app_settings/shaders/class3/deferred/avatarShadowV.glsl b/indra/newview/app_settings/shaders/class3/deferred/avatarShadowV.glsl new file mode 100644 index 0000000000..164b355f20 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/avatarShadowV.glsl @@ -0,0 +1,68 @@ +/** + * @file avatarShadowV.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform mat4 projection_matrix; + +mat4 getSkinnedTransform(); + +ATTRIBUTE vec3 position; +ATTRIBUTE vec3 normal; +ATTRIBUTE vec2 texcoord0; + +#if !defined(DEPTH_CLAMP) +VARYING vec4 post_pos; +#endif + +VARYING vec4 pos; + +void main() +{ + vec3 norm; + + vec4 pos_in = vec4(position.xyz, 1.0); + mat4 trans = getSkinnedTransform(); + + pos.x = dot(trans[0], pos_in); + pos.y = dot(trans[1], pos_in); + pos.z = dot(trans[2], pos_in); + pos.w = 1.0; + + norm.x = dot(trans[0].xyz, normal); + norm.y = dot(trans[1].xyz, normal); + norm.z = dot(trans[2].xyz, normal); + norm = normalize(norm); + + pos = projection_matrix * pos; + +#if !defined(DEPTH_CLAMP) + post_pos = pos; + gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w); +#else + gl_Position = pos; +#endif + +} + + diff --git a/indra/newview/app_settings/shaders/class3/deferred/cloudShadowF.glsl b/indra/newview/app_settings/shaders/class3/deferred/cloudShadowF.glsl new file mode 100644 index 0000000000..c0ba804a30 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/cloudShadowF.glsl @@ -0,0 +1,120 @@ +/** + * @file class3/deferred/cloudsF.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_color; +#else +#define frag_color gl_FragColor +#endif + +uniform sampler2D diffuseMap; + +VARYING vec4 pos; +VARYING float target_pos_x; +VARYING float vary_CloudDensity; +VARYING vec2 vary_texcoord0; +VARYING vec2 vary_texcoord1; +VARYING vec2 vary_texcoord2; +VARYING vec2 vary_texcoord3; + +uniform sampler2D cloud_noise_texture; +uniform sampler2D cloud_noise_texture_next; +uniform float blend_factor; +uniform vec4 cloud_pos_density1; +uniform vec4 cloud_pos_density2; +uniform vec4 cloud_color; +uniform float cloud_shadow; +uniform float cloud_scale; +uniform float cloud_variance; +uniform vec3 ambient; +uniform vec3 camPosLocal; +uniform vec3 sun_dir; +uniform float sun_size; +uniform float far_z; + +vec4 cloudNoise(vec2 uv) +{ + vec4 a = texture2D(cloud_noise_texture, uv); + vec4 b = texture2D(cloud_noise_texture_next, uv); + vec4 cloud_noise_sample = mix(a, b, blend_factor); + return normalize(cloud_noise_sample); +} + +vec4 computeMoments(float depth, float alpha); + +void main() +{ + if (cloud_scale >= 0.001) + { + // Set variables + vec2 uv1 = vary_texcoord0.xy; + vec2 uv2 = vary_texcoord1.xy; + vec2 uv3 = vary_texcoord2.xy; + float cloudDensity = 2.0 * (cloud_shadow - 0.25); + + vec2 uv4 = vary_texcoord3.xy; + + vec2 disturbance = vec2(cloudNoise(uv1 / 8.0f).x, cloudNoise((uv3 + uv1) / 16.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); + vec2 disturbance2 = vec2(cloudNoise((uv1 + uv3) / 4.0f).x, cloudNoise((uv4 + uv2) / 8.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); + + // Offset texture coords + uv1 += cloud_pos_density1.xy + (disturbance * 0.02); //large texture, visible density + uv2 += cloud_pos_density1.xy; //large texture, self shadow + uv3 += cloud_pos_density2.xy; //small texture, visible density + uv4 += cloud_pos_density2.xy; //small texture, self shadow + + float density_variance = min(1.0, (disturbance.x* 2.0 + disturbance.y* 2.0 + disturbance2.x + disturbance2.y)); + + cloudDensity *= 1.0 - (density_variance * density_variance); + + // Compute alpha1, the main cloud opacity + float alpha1 = (cloudNoise(uv1).x - 0.5) + (cloudNoise(uv3).x - 0.5) * cloud_pos_density2.z; + alpha1 = min(max(alpha1 + cloudDensity, 0.) * 10 * cloud_pos_density1.z, 1.); + + // And smooth + alpha1 = 1. - alpha1 * alpha1; + alpha1 = 1. - alpha1 * alpha1; + + if (alpha1 < 0.001f) + { + discard; + } + + // Compute alpha2, for self shadowing effect + // (1 - alpha2) will later be used as percentage of incoming sunlight + float alpha2 = (cloudNoise(uv2).x - 0.5); + alpha2 = min(max(alpha2 + cloudDensity, 0.) * 2.5 * cloud_pos_density1.z, 1.); + + // And smooth + alpha2 = 1. - alpha2; + alpha2 = 1. - alpha2 * alpha2; + + frag_color = computeMoments(length(pos), alpha1); + } + else + { + frag_color = vec4(0); + } +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/cloudShadowV.glsl b/indra/newview/app_settings/shaders/class3/deferred/cloudShadowV.glsl new file mode 100644 index 0000000000..effb070f93 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/cloudShadowV.glsl @@ -0,0 +1,63 @@ +/** + * @file cloudShadowV.glsl + * + * $LicenseInfo:firstyear=2011&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2011, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform mat4 texture_matrix0; +uniform mat4 modelview_projection_matrix; +uniform float shadow_target_width; + +ATTRIBUTE vec3 position; +ATTRIBUTE vec4 diffuse_color; +ATTRIBUTE vec2 texcoord0; + +#if !defined(DEPTH_CLAMP) +VARYING float pos_zd2; +#endif + +VARYING vec4 pos; +VARYING float target_pos_x; +VARYING vec2 vary_texcoord0; +VARYING vec4 vertex_color; + +void passTextureIndex(); + +void main() +{ + //transform vertex + vec4 pre_pos = vec4(position.xyz, 1.0); + pos = modelview_projection_matrix * pre_pos; + target_pos_x = 0.5 * (shadow_target_width - 1.0) * pos.x; + +#if !defined(DEPTH_CLAMP) + pos_zd2 = pos.z * 0.5; + gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w); +#else + gl_Position = pos; +#endif + + passTextureIndex(); + + vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy; + vertex_color = diffuse_color; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/cloudsF.glsl b/indra/newview/app_settings/shaders/class3/deferred/cloudsF.glsl new file mode 100644 index 0000000000..cc7a86f35c --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/cloudsF.glsl @@ -0,0 +1,167 @@ +/** + * @file class3/deferred/cloudsF.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_data[3]; +#else +#define frag_data gl_FragData +#endif + +///////////////////////////////////////////////////////////////////////// +// The fragment shader for the sky +///////////////////////////////////////////////////////////////////////// + +VARYING vec4 vary_CloudColorSun; +VARYING vec4 vary_CloudColorAmbient; +VARYING float vary_CloudDensity; +VARYING vec2 vary_texcoord0; +VARYING vec2 vary_texcoord1; +VARYING vec2 vary_texcoord2; +VARYING vec2 vary_texcoord3; +VARYING vec3 vary_pos; + +uniform sampler2D cloud_noise_texture; +uniform sampler2D cloud_noise_texture_next; +uniform float blend_factor; +uniform vec4 cloud_pos_density1; +uniform vec4 cloud_pos_density2; +uniform vec4 cloud_color; +uniform float cloud_shadow; +uniform float cloud_scale; +uniform float cloud_variance; +uniform vec3 ambient; +uniform vec3 camPosLocal; +uniform vec3 sun_dir; +uniform float sun_size; +uniform float far_z; + +uniform sampler2D transmittance_texture; +uniform sampler3D scattering_texture; +uniform sampler3D single_mie_scattering_texture; +uniform sampler2D irradiance_texture; +uniform sampler2D sh_input_r; +uniform sampler2D sh_input_g; +uniform sampler2D sh_input_b; + +vec3 GetSkyLuminance(vec3 camPos, vec3 view_dir, float shadow_length, vec3 dir, out vec3 transmittance); + +/// Soft clips the light with a gamma correction +vec3 scaleSoftClip(vec3 light); + +vec4 cloudNoise(vec2 uv) +{ + vec4 a = texture2D(cloud_noise_texture, uv); + vec4 b = texture2D(cloud_noise_texture_next, uv); + vec4 cloud_noise_sample = mix(a, b, blend_factor); + return cloud_noise_sample; +} + +void main() +{ + // Set variables + vec2 uv1 = vary_texcoord0.xy; + vec2 uv2 = vary_texcoord1.xy; + vec2 uv3 = vary_texcoord2.xy; + float cloudDensity = 2.0 * (cloud_shadow - 0.25); + + if (cloud_scale < 0.001) + { + discard; + } + + vec2 uv4 = vary_texcoord3.xy; + + vec2 disturbance = vec2(cloudNoise(uv1 / 16.0f).x, cloudNoise((uv3 + uv1) / 16.0f).x) * cloud_variance * (1.0f - cloud_scale * 0.25f); + + // Offset texture coords + uv1 += cloud_pos_density1.xy + disturbance; //large texture, visible density + uv2 += cloud_pos_density1.xy; //large texture, self shadow + uv3 += cloud_pos_density2.xy + disturbance; //small texture, visible density + uv4 += cloud_pos_density2.xy; //small texture, self shadow + + float density_variance = min(1.0, (disturbance.x* 2.0 + disturbance.y* 2.0)); + + cloudDensity *= 1.0 - (density_variance * density_variance); + + // Compute alpha1, the main cloud opacity + float alpha1 = (cloudNoise(uv1).x - 0.5) + (cloudNoise(uv3).x - 0.5) * cloud_pos_density2.z; + alpha1 = min(max(alpha1 + cloudDensity, 0.) * 10 * cloud_pos_density1.z, 1.); + + // And smooth + alpha1 = 1. - alpha1 * alpha1; + alpha1 = 1. - alpha1 * alpha1; + + if (alpha1 < 0.001f) + { + discard; + } + + // Compute alpha2, for self shadowing effect + // (1 - alpha2) will later be used as percentage of incoming sunlight + float alpha2 = (cloudNoise(uv2).x - 0.5); + alpha2 = min(max(alpha2 + cloudDensity, 0.) * 2.5 * cloud_pos_density1.z, 1.); + + // And smooth + alpha2 = 1. - alpha2; + alpha2 = 1. - alpha2 * alpha2; + + vec3 view_ray = vary_pos.xyz + camPosLocal; + + vec3 view_direction = normalize(view_ray); + vec3 sun_direction = normalize(sun_dir); + vec3 earth_center = vec3(0, 0, -6360.0f); + vec3 camPos = (camPosLocal / 1000.0f) - earth_center; + + vec3 transmittance; + vec3 radiance_sun = GetSkyLuminance(camPos, view_direction, 1.0 - alpha1, sun_direction, transmittance); + + vec3 sun_color = vec3(1.0) - exp(-radiance_sun * 0.0001); + + // Combine + vec4 color; + + vec4 l1tap = vec4(1.0/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265)); + + vec4 l1r = texture2D(sh_input_r, vec2(0,0)); + vec4 l1g = texture2D(sh_input_g, vec2(0,0)); + vec4 l1b = texture2D(sh_input_b, vec2(0,0)); + + vec3 sun_indir = vec3(-view_direction.xy, view_direction.z); + vec3 amb = vec3(dot(l1r, l1tap * vec4(1, sun_indir)), + dot(l1g, l1tap * vec4(1, sun_indir)), + dot(l1b, l1tap * vec4(1, sun_indir))); + + + amb = max(vec3(0), amb); + + color.rgb = sun_color * cloud_color.rgb * (1. - alpha2); + color.rgb = pow(color.rgb, vec3(1.0 / 2.2)); + color.rgb += amb; + + frag_data[0] = vec4(color.rgb, alpha1); + frag_data[1] = vec4(0); + frag_data[2] = vec4(0,1,0,1); +} + diff --git a/indra/newview/app_settings/shaders/class3/deferred/cloudsV.glsl b/indra/newview/app_settings/shaders/class3/deferred/cloudsV.glsl new file mode 100644 index 0000000000..71e422ddf0 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/cloudsV.glsl @@ -0,0 +1,70 @@ +/** + * @file WLCloudsV.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform mat4 modelview_projection_matrix; +uniform mat4 modelview_matrix; + +ATTRIBUTE vec3 position; +ATTRIBUTE vec2 texcoord0; + +////////////////////////////////////////////////////////////////////////// +// The vertex shader for creating the atmospheric sky +/////////////////////////////////////////////////////////////////////////////// + +// Output parameters +VARYING vec2 vary_texcoord0; +VARYING vec2 vary_texcoord1; +VARYING vec2 vary_texcoord2; +VARYING vec2 vary_texcoord3; +VARYING vec3 vary_pos; + +// Inputs +uniform float cloud_scale; +uniform vec4 lightnorm; +uniform vec3 camPosLocal; + +void main() +{ + vary_pos = position; + + // World / view / projection + gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0); + + // Texture coords + vary_texcoord0 = texcoord0; + vary_texcoord0.xy -= 0.5; + vary_texcoord0.xy /= max(0.001, cloud_scale); + vary_texcoord0.xy += 0.5; + + vary_texcoord1 = vary_texcoord0; + vary_texcoord1.x += lightnorm.x * 0.0125; + vary_texcoord1.y += lightnorm.z * 0.0125; + + vary_texcoord2 = vary_texcoord0 * 16.; + vary_texcoord3 = vary_texcoord1 * 16.; + + // END CLOUDS +} + diff --git a/indra/newview/app_settings/shaders/class3/deferred/deferredUtil.glsl b/indra/newview/app_settings/shaders/class3/deferred/deferredUtil.glsl new file mode 100644 index 0000000000..e27bbce094 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/deferredUtil.glsl @@ -0,0 +1,79 @@ +/** + * @file class1/deferred/deferredUtil.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform sampler2DRect normalMap; +uniform sampler2DRect depthMap; + +uniform mat4 inv_proj; +uniform vec2 screen_res; + +vec2 getScreenCoordinate(vec2 screenpos) +{ + vec2 sc = screenpos.xy * 2.0; + if (screen_res.x > 0 && screen_res.y > 0) + { + sc /= screen_res; + } + return sc - vec2(1.0, 1.0); +} + +vec3 getNorm(vec2 screenpos) +{ + vec2 enc = texture2DRect(normalMap, screenpos.xy).xy; + vec2 fenc = enc*4-2; + float f = dot(fenc,fenc); + float g = sqrt(1-f/4); + vec3 n; + n.xy = fenc*g; + n.z = 1-f/2; + return n; +} + +float getDepth(vec2 pos_screen) +{ + float depth = texture2DRect(depthMap, pos_screen).r; + return depth; +} + +vec4 getPosition(vec2 pos_screen) +{ + float depth = getDepth(pos_screen); + vec2 sc = getScreenCoordinate(pos_screen); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} + +vec4 getPositionWithDepth(vec2 pos_screen, float depth) +{ + vec2 sc = getScreenCoordinate(pos_screen); + vec4 ndc = vec4(sc.x, sc.y, 2.0*depth-1.0, 1.0); + vec4 pos = inv_proj * ndc; + pos /= pos.w; + pos.w = 1.0; + return pos; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/depthToShadowVolumeG.glsl b/indra/newview/app_settings/shaders/class3/deferred/depthToShadowVolumeG.glsl new file mode 100644 index 0000000000..cdaff4b09f --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/depthToShadowVolumeG.glsl @@ -0,0 +1,202 @@ +/** + * @file depthToShadowVolumeG.glsl + * + * $LicenseInfo:firstyear=2011&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2011, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ +#extension GL_ARB_geometry_shader4 : enable +#extension GL_ARB_texture_rectangle : enable + +/*[EXTRA_CODE_HERE]*/ + +layout (triangles) in; +layout (triangle_strip, max_vertices = 128) out; + +uniform sampler2DRect depthMap; +uniform mat4 shadowMatrix[6]; +uniform vec4 lightpos; + +VARYING vec2 vary_texcoord0; + +out vec3 to_vec; + +void cross_products(out vec4 ns[3], int a, int b, int c) +{ + ns[0] = cross(gl_PositionIn[b].xyz - gl_PositionIn[a].xyz, gl_PositionIn[c].xyz - gl_PositionIn[a].xyz); + ns[1] = cross(gl_PositionIn[c].xyz - gl_PositionIn[b].xyz, gl_PositionIn[a].xyz - gl_PositionIn[b].xyz); + ns[2] = cross(gl_PositionIn[a].xyz - gl_PositionIn[c].xyz, gl_PositionIn[b].xyz - gl_PositionIn[c].xyz); +} + +vec3 getLightDirection(vec4 lightpos, vec3 pos) +{ + + vec3 lightdir = lightpos.xyz - lightpos.w * pos; + return lightdir; +} + +void emitTri(vec4 v[3]) +{ + gl_Position = proj_matrix * v[0]; + EmitVertex(); + + gl_Position = proj_matrix * v[1]; + EmitVertex(); + + gl_Position = proj_matrix * v[2]; + EmitVertex(); + + EndPrimitive(); +} + +void emitQuad(vec4 v[4] +{ + // Emit a quad as a triangle strip. + gl_Position = proj_matrix*v[0]; + EmitVertex(); + + gl_Position = proj_matrix*v[1]; + EmitVertex(); + + gl_Position = proj_matrix*v[2]; + EmitVertex(); + + gl_Position = proj_matrix*v[3]; + EmitVertex(); + + EndPrimitive(); +} + +void emitPrimitives(int layer) +{ + int i = layer; + gl_Layer = i; + + vec4 depth1 = vec4(texture2DRect(depthMap, tc0).rg, texture2DRect(depthMap, tc1).rg)); + vec3 depth2 = vec4(texture2DRect(depthMap, tc2).rg, texture2DRect(depthMap, tc3).rg)); + vec3 depth3 = vec4(texture2DRect(depthMap, tc4).rg, texture2DRect(depthMap, tc5).rg)); + vec3 depth4 = vec4(texture2DRect(depthMap, tc6).rg, texture2DRect(depthMap, tc7).rg)); + + depth1 = min(depth1, depth2); + depth1 = min(depth1, depth3); + depth1 = min(depth1, depth4); + + vec2 depth = min(depth1.xy, depth1.zw); + + int side = sqrt(gl_VerticesIn); + + for (int j = 0; j < side; j++) + { + for (int k = 0; k < side; ++k) + { + vec3 pos = gl_PositionIn[(j * side) + k].xyz; + vec4 v = shadowMatrix[i] * vec4(pos, 1.0); + gl_Position = v; + to_vec = pos - light_position.xyz * depth; + EmitVertex(); + } + + EndPrimitive(); + } + + vec3 norms[3]; // Normals + vec3 lightdir3]; // Directions toward light + + vec4 v[4]; // Temporary vertices + + vec4 or_pos[3] = + { // Triangle oriented toward light source + gl_PositionIn[0], + gl_PositionIn[2], + gl_PositionIn[4] + }; + + // Compute normal at each vertex. + cross_products(n, 0, 2, 4); + + // Compute direction from vertices to light. + lightdir[0] = getLightDirection(lightpos, gl_PositionIn[0].xyz); + lightdir[1] = getLightDirection(lightpos, gl_PositionIn[2].xyz); + lightdir[2] = getLightDirection(lightpos, gl_PositionIn[4].xyz); + + // Check if the main triangle faces the light. + bool faces_light = true; + if (!(dot(ns[0],d[0]) > 0 + |dot(ns[1],d[1]) > 0 + |dot(ns[2],d[2]) > 0)) + { + // Flip vertex winding order in or_pos. + or_pos[1] = gl_PositionIn[4]; + or_pos[2] = gl_PositionIn[2]; + faces_light = false; + } + + // Near cap: simply render triangle. + emitTri(or_pos); + + // Far cap: extrude positions to infinity. + v[0] =vec4(lightpos.w * or_pos[0].xyz - lightpos.xyz,0); + v[1] =vec4(lightpos.w * or_pos[2].xyz - lightpos.xyz,0); + v[2] =vec4(lightpos.w * or_pos[1].xyz - lightpos.xyz,0); + + emitTri(v); + + // Loop over all edges and extrude if needed. + for ( int i=0; i<3; i++ ) + { + // Compute indices of neighbor triangle. + int v0 = i*2; + int nb = (i*2+1); + int v1 = (i*2+2) % 6; + cross_products(n, v0, nb, v1); + + // Compute direction to light, again as above. + d[0] =lightpos.xyz-lightpos.w*gl_PositionIn[v0].xyz; + d[1] =lightpos.xyz-lightpos.w*gl_PositionIn[nb].xyz; + d[2] =lightpos.xyz-lightpos.w*gl_PositionIn[v1].xyz; + + bool is_parallel = gl_PositionIn[nb].w < 1e-5; + + // Extrude the edge if it does not have a + // neighbor, or if it's a possible silhouette. + if (is_parallel || + ( faces_light != (dot(ns[0],d[0])>0 || + dot(ns[1],d[1])>0 || + dot(ns[2],d[2])>0) )) + { + // Make sure sides are oriented correctly. + int i0 = faces_light ? v0 : v1; + int i1 = faces_light ? v1 : v0; + + v[0] = gl_PositionIn[i0]; + v[1] = vec4(lightpos.w*gl_PositionIn[i0].xyz - lightpos.xyz, 0); + v[2] = gl_PositionIn[i1]; + v[3] = vec4(lightpos.w*gl_PositionIn[i1].xyz - lightpos.xyz, 0); + + emitQuad(v); + } + } +} + +void main() +{ + // Output + emitPrimitives(0); +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/gatherSkyShF.glsl b/indra/newview/app_settings/shaders/class3/deferred/gatherSkyShF.glsl new file mode 100644 index 0000000000..34d26cddea --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/gatherSkyShF.glsl @@ -0,0 +1,70 @@ +/** + * @file class3/deferred/gatherSkyShF.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_data[3]; +#else +#define frag_data gl_FragData +#endif + +VARYING vec2 vary_frag; + +uniform vec2 screen_res; +uniform sampler2D sh_input_r; +uniform sampler2D sh_input_g; +uniform sampler2D sh_input_b; + +void main() +{ + vec2 offset = vec2(2.0) / screen_res; + + vec4 r = vec4(0); + vec4 g = vec4(0); + vec4 b = vec4(0); + + vec2 tc = vary_frag * 2.0; + + r += texture2D(sh_input_r, tc + vec2(0, 0)); + r += texture2D(sh_input_r, tc + vec2(offset.x, 0)); + r += texture2D(sh_input_r, tc + vec2(0, offset.y)); + r += texture2D(sh_input_r, tc + vec2(offset.x, offset.y)); + r /= 4.0f; + + g += texture2D(sh_input_g, tc + vec2(0, 0)); + g += texture2D(sh_input_g, tc + vec2(offset.x, 0)); + g += texture2D(sh_input_g, tc + vec2(0, offset.y)); + g += texture2D(sh_input_g, tc + vec2(offset.x, offset.y)); + g /= 4.0f; + + b += texture2D(sh_input_b, tc + vec2(0, 0)); + b += texture2D(sh_input_b, tc + vec2(offset.x, 0)); + b += texture2D(sh_input_b, tc + vec2(0, offset.y)); + b += texture2D(sh_input_b, tc + vec2(offset.x, offset.y)); + b /= 4.0f; + + frag_data[0] = r; + frag_data[1] = g; + frag_data[2] = b; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/gatherSkyShV.glsl b/indra/newview/app_settings/shaders/class3/deferred/gatherSkyShV.glsl new file mode 100644 index 0000000000..337c8a50fe --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/gatherSkyShV.glsl @@ -0,0 +1,40 @@ +/** + * @file gatherSkyShV.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +ATTRIBUTE vec3 position; +ATTRIBUTE vec2 texcoord0; + +VARYING vec2 vary_frag; +uniform vec2 screen_res; + +void main() +{ + // pass through untransformed fullscreen pos + float oo_divisor = screen_res.x / 64.0; + vec3 pos = (position.xyz * oo_divisor) + vec3(oo_divisor - 1, oo_divisor - 1, 0); + gl_Position = vec4(pos.xyz, 1.0); + vary_frag = texcoord0 * oo_divisor; +} + diff --git a/indra/newview/app_settings/shaders/class3/deferred/genSkyShF.glsl b/indra/newview/app_settings/shaders/class3/deferred/genSkyShF.glsl new file mode 100644 index 0000000000..c02e6d1e57 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/genSkyShF.glsl @@ -0,0 +1,112 @@ +/** + * @file class3/deferred/genSkyShF.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_data[3]; +#else +#define frag_data gl_FragData +#endif + +VARYING vec2 vary_frag; + +uniform vec3 sun_dir; + +uniform sampler2D transmittance_texture; +uniform sampler3D scattering_texture; +uniform sampler3D single_mie_scattering_texture; +uniform sampler2D irradiance_texture; +uniform vec4 gamma; + +vec3 GetSkyLuminance(vec3 camPos, vec3 view_dir, float shadow_length, vec3 dir, out vec3 transmittance); + +vec3 calcDirection(vec2 tc) +{ + float phi = tc.y * 2.0 * 3.14159265; + float cosTheta = sqrt(1.0 - tc.x); + float sinTheta = sqrt(1.0 - cosTheta * cosTheta); + return vec3(cos(phi) * sinTheta, sin(phi) * sinTheta, cosTheta); +} + +// reverse mapping above to convert a hemisphere direction into phi/theta values +void getPhiAndThetaFromDirection(vec3 dir, out float phi, out float theta) +{ + float sin_theta; + float cos_theta; + cos_theta = dir.z; + theta = acos(cos_theta); + sin_theta = sin(theta); + phi = abs(sin_theta) > 0.0001 ? acos(dir.x / sin_theta) : 1.0; +} + +// reverse mapping above to convert a hemisphere direction into an SH texture sample pos +vec2 calcShUvFromDirection(vec3 dir) +{ + vec2 uv; + float phi; + float theta; + getPhiAndThetaFromDirection(dir, phi, theta); + uv.y = phi / 2.0 * 3.14159265; + uv.x = theta / 2.0 * 3.14159265; + return uv; +} + +void projectToL1(vec3 n, vec3 c, vec4 basis, out vec4 coeffs[3]) +{ + coeffs[0] = vec4(basis.x, n * basis.yzw * c.r); + coeffs[1] = vec4(basis.x, n * basis.yzw * c.g); + coeffs[2] = vec4(basis.x, n * basis.yzw * c.b); +} + +void main() +{ + float Y00 = sqrt(1.0 / 3.14159265) * 0.5; + float Y1x = sqrt(3.0 / 3.14159265) * 0.5; + float Y1y = Y1x; + float Y1z = Y1x; + + vec4 L1 = vec4(Y00, Y1x, Y1y, Y1z); + + vec3 view_direction = calcDirection(vary_frag); + vec3 sun_direction = normalize(sun_dir); + vec3 cam_pos = vec3(0, 0, 6360); + + vec3 transmittance; + vec3 radiance = GetSkyLuminance(cam_pos, view_direction, 0.0f, sun_direction, transmittance); + + vec3 color = vec3(1.0) - exp(-radiance * 0.0001); + + color = pow(color, vec3(1.0/2.2)); + + vec4 coeffs[3]; + coeffs[0] = vec4(0); + coeffs[1] = vec4(0); + coeffs[2] = vec4(0); + + projectToL1(view_direction, color.rgb, L1, coeffs); + + frag_data[0] = coeffs[0]; + frag_data[1] = coeffs[1]; + frag_data[2] = coeffs[2]; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/genSkyShV.glsl b/indra/newview/app_settings/shaders/class3/deferred/genSkyShV.glsl new file mode 100644 index 0000000000..b466883dc7 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/genSkyShV.glsl @@ -0,0 +1,37 @@ +/** + * @file genSkyShV.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +ATTRIBUTE vec3 position; +ATTRIBUTE vec2 texcoord0; + +VARYING vec2 vary_frag; + +void main() +{ + // pass through untransformed fullscreen pos + gl_Position = vec4(position.xyz, 1.0); + vary_frag = texcoord0; +} + diff --git a/indra/newview/app_settings/shaders/class3/deferred/indirect.glsl b/indra/newview/app_settings/shaders/class3/deferred/indirect.glsl new file mode 100644 index 0000000000..33c5667cae --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/indirect.glsl @@ -0,0 +1,44 @@ +/** + * @file class3/deferred/indirect.glsl + * + * $LicenseInfo:firstyear=2011&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2011, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +/*[EXTRA_CODE_HERE]*/ + +uniform sampler2D sh_input_r; +uniform sampler2D sh_input_g; +uniform sampler2D sh_input_b; + +vec3 GetIndirect(vec3 norm) +{ + vec4 l1tap = vec4(1.0/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265)); + vec4 l1r = texture2D(sh_input_r, vec2(0,0)); + vec4 l1g = texture2D(sh_input_g, vec2(0,0)); + vec4 l1b = texture2D(sh_input_b, vec2(0,0)); + vec3 indirect = vec3(dot(l1r, l1tap * vec4(1, norm.xyz)), + dot(l1g, l1tap * vec4(1, norm.xyz)), + dot(l1b, l1tap * vec4(1, norm.xyz))); + indirect = clamp(indirect, vec3(0), vec3(1.0)); + return indirect; +} + diff --git a/indra/newview/app_settings/shaders/class3/deferred/lightUtil.glsl b/indra/newview/app_settings/shaders/class3/deferred/lightUtil.glsl new file mode 100644 index 0000000000..8bb3f07fc6 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/lightUtil.glsl @@ -0,0 +1,117 @@ +/** + * @file lightInfo.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +struct DirectionalLightInfo +{ + vec4 pos; + float depth; + vec4 normal; + vec3 normalizedLightDirection; + vec3 normalizedToLight; + float lightIntensity; + vec3 lightDiffuseColor; + float specExponent; + float shadow; +}; + +struct SpotLightInfo +{ + vec4 pos; + float depth; + vec4 normal; + vec3 normalizedLightDirection; + vec3 normalizedToLight; + float lightIntensity; + float attenuation; + float distanceToLight; + vec3 lightDiffuseColor; + float innerHalfAngleCos; + float outerHalfAngleCos; + float spotExponent; + float specExponent; + float shadow; +}; + +struct PointLightInfo +{ + vec4 pos; + float depth; + vec4 normal; + vec3 normalizedToLight; + float lightIntensity; + float attenuation; + float distanceToLight; + vec3 lightDiffuseColor; + float lightRadius; + float specExponent; + vec3 worldspaceLightDirection; + float shadow; +}; + +float attenuate(float attenuationSelection, float distanceToLight) +{ +// LLRENDER_REVIEW +// sh/could eventually consume attenuation func defined in texture + return (attenuationSelection == 0.0f) ? 1.0f : // none + (attenuationSelection < 1.0f) ? (1.0f / distanceToLight) : // linear atten + (attenuationSelection < 2.0f) ? (1.0f / (distanceToLight*distanceToLight)) // quadratic atten + : (1.0f / (distanceToLight*distanceToLight*distanceToLight)); // cubic atten +} + + +vec3 lightDirectional(struct DirectionalLightInfo dli) +{ + float lightIntensity = dli.lightIntensity; + lightIntensity *= dot(dli.normal.xyz, dli.normalizedLightDirection); + //lightIntensity *= directionalShadowSample(vec4(dli.pos.xyz, 1.0f), dli.depth, dli.directionalShadowMap, dli.directionalShadowMatrix); + return lightIntensity * dli.lightDiffuseColor; +} + + +vec3 lightSpot(struct SpotLightInfo sli) +{ + float penumbraRange = (sli.outerHalfAngleCos - sli.innerHalfAngleCos); + float coneAngleCos = max(dot(sli.normalizedLightDirection, sli.normalizedToLight), 0.0); + float coneAttenFactor = (coneAngleCos <= sli.outerHalfAngleCos) ? 1.0f : pow(smoothstep(1,0, sli.outerHalfAngleCos / penumbraRange), sli.spotExponent); + float distanceAttenuation = attenuate(sli.attenuation, sli.distanceToLight); + float lightIntensity = sli.lightIntensity; + lightIntensity *= distanceAttenuation; + lightIntensity *= max(dot(sli.normal.xyz, sli.normalizedLightDirection), 0.0); + lightIntensity *= coneAttenFactor; + lightIntensity *= sli.shadow; + return lightIntensity * sli.lightDiffuseColor; +} + +vec3 lightPoint(struct PointLightInfo pli) +{ + float padRadius = pli.lightRadius * 0.1; // distance for which to perform smoothed dropoff past light radius + float distanceAttenuation = attenuate(pli.attenuation, pli.distanceToLight); + float lightIntensity = pli.lightIntensity; + lightIntensity*= distanceAttenuation; + lightIntensity *= clamp((padRadius - pli.distanceToLight + pli.lightRadius) / padRadius, 0.0, 1.0); + lightIntensity *= pli.shadow; + lightIntensity *= max(dot(pli.normal.xyz, pli.normalizedToLight), 0.0); + return lightIntensity * pli.lightDiffuseColor; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/multiSpotLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/multiSpotLightF.glsl new file mode 100644 index 0000000000..abb6a3a5d8 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/multiSpotLightF.glsl @@ -0,0 +1,302 @@ +/** + * @file multiSpotLightF.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#extension GL_ARB_texture_rectangle : enable +#extension GL_ARB_shader_texture_lod : enable + +/*[EXTRA_CODE_HERE]*/ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_color; +#else +#define frag_color gl_FragColor +#endif + +uniform sampler2DRect diffuseRect; +uniform sampler2DRect specularRect; +uniform sampler2DRect depthMap; +uniform sampler2DRect normalMap; +uniform samplerCube environmentMap; +uniform sampler2DRect lightMap; +uniform sampler2D noiseMap; +uniform sampler2D projectionMap; +uniform sampler2D lightFunc; + +uniform mat4 proj_mat; //screen space to light space +uniform float proj_near; //near clip for projection +uniform vec3 proj_p; //plane projection is emitting from (in screen space) +uniform vec3 proj_n; +uniform float proj_focus; //distance from plane to begin blurring +uniform float proj_lod; //(number of mips in proj map) +uniform float proj_range; //range between near clip and far clip plane of projection +uniform float proj_ambient_lod; +uniform float proj_ambiance; +uniform float near_clip; +uniform float far_clip; + +uniform vec3 proj_origin; //origin of projection to be used for angular attenuation +uniform float sun_wash; +uniform int proj_shadow_idx; +uniform float shadow_fade; + +uniform vec3 center; +uniform float size; +uniform vec3 color; +uniform float falloff; + +VARYING vec4 vary_fragcoord; +uniform vec2 screen_res; + +uniform mat4 inv_proj; + +vec3 srgb_to_linear(vec3 cs); +vec3 linear_to_srgb(vec3 cl); +vec3 getNorm(vec2 pos_screen); + +vec4 correctWithGamma(vec4 col) +{ + return vec4(srgb_to_linear(col.rgb), col.a); +} + +vec4 texture2DLodSpecular(sampler2D projectionMap, vec2 tc, float lod) +{ + vec4 ret = texture2DLod(projectionMap, tc, lod); + ret.rgb = srgb_to_linear(ret.rgb); + + vec2 dist = vec2(0.5) - abs(tc-vec2(0.5)); + + float det = min(lod/(proj_lod*0.5), 1.0); + + float d = min(dist.x, dist.y); + + d *= min(1, d * (proj_lod - lod)); + + float edge = 0.25*det; + + ret *= clamp(d/edge, 0.0, 1.0); + + return ret; +} + +vec4 texture2DLodDiffuse(sampler2D projectionMap, vec2 tc, float lod) +{ + vec4 ret = texture2DLod(projectionMap, tc, lod); + ret = correctWithGamma(ret); + + vec2 dist = vec2(0.5) - abs(tc-vec2(0.5)); + + float det = min(lod/(proj_lod*0.5), 1.0); + + float d = min(dist.x, dist.y); + + float edge = 0.25*det; + + ret *= clamp(d/edge, 0.0, 1.0); + + return ret; +} + +vec4 texture2DLodAmbient(sampler2D projectionMap, vec2 tc, float lod) +{ + vec4 ret = texture2DLod(projectionMap, tc, lod); + ret = correctWithGamma(ret); + + vec2 dist = tc-vec2(0.5); + + float d = dot(dist,dist); + + ret *= min(clamp((0.25-d)/0.25, 0.0, 1.0), 1.0); + + return ret; +} + + +vec4 getPosition(vec2 pos_screen); + +void main() +{ + vec4 frag = vary_fragcoord; + frag.xyz /= frag.w; + frag.xyz = frag.xyz*0.5+0.5; + frag.xy *= screen_res; + + vec3 pos = getPosition(frag.xy).xyz; + vec3 lv = center.xyz-pos.xyz; + float dist = length(lv); + dist /= size; + if (dist > 1.0) + { + discard; + } + + float shadow = 1.0; + + if (proj_shadow_idx >= 0) + { + vec4 shd = texture2DRect(lightMap, frag.xy); + shadow = (proj_shadow_idx == 0) ? shd.b : shd.a; + shadow += shadow_fade; + shadow = clamp(shadow, 0.0, 1.0); + } + + vec3 norm = texture2DRect(normalMap, frag.xy).xyz; + + float envIntensity = norm.z; + + norm = getNorm(frag.xy); + + norm = normalize(norm); + float l_dist = -dot(lv, proj_n); + + vec4 proj_tc = (proj_mat * vec4(pos.xyz, 1.0)); + if (proj_tc.z < 0.0) + { + discard; + } + + proj_tc.xyz /= proj_tc.w; + + float fa = (falloff*0.5)+1.0; + float dist_atten = min(1.0-(dist-1.0*(1.0-fa))/fa, 1.0); + dist_atten *= dist_atten; + dist_atten *= 2.0; + if (dist_atten <= 0.0) + { + discard; + } + + lv = proj_origin-pos.xyz; + lv = normalize(lv); + float da = dot(norm, lv); + + vec3 col = vec3(0,0,0); + + vec3 diff_tex = texture2DRect(diffuseRect, frag.xy).rgb; + + vec4 spec = texture2DRect(specularRect, frag.xy); + + vec3 dlit = vec3(0, 0, 0); + + float noise = texture2D(noiseMap, frag.xy/128.0).b; + if (proj_tc.z > 0.0 && + proj_tc.x < 1.0 && + proj_tc.y < 1.0 && + proj_tc.x > 0.0 && + proj_tc.y > 0.0) + { + float amb_da = proj_ambiance; + float lit = 0.0; + + if (da > 0.0) + { + lit = da * dist_atten * noise; + + float diff = clamp((l_dist-proj_focus)/proj_range, 0.0, 1.0); + float lod = diff * proj_lod; + + vec4 plcol = texture2DLodDiffuse(projectionMap, proj_tc.xy, lod); + + dlit = color.rgb * plcol.rgb * plcol.a; + + col = dlit*lit*diff_tex*shadow; + amb_da += (da*0.5)*(1.0-shadow)*proj_ambiance; + } + + //float diff = clamp((proj_range-proj_focus)/proj_range, 0.0, 1.0); + vec4 amb_plcol = texture2DLodAmbient(projectionMap, proj_tc.xy, proj_lod); + + amb_da += (da*da*0.5+0.5)*(1.0-shadow)*proj_ambiance; + + amb_da *= dist_atten * noise; + + amb_da = min(amb_da, 1.0-lit); + + col += amb_da*color.rgb*diff_tex.rgb*amb_plcol.rgb*amb_plcol.a; + } + + + if (spec.a > 0.0) + { + vec3 npos = -normalize(pos); + dlit *= min(da*6.0, 1.0) * dist_atten; + + //vec3 ref = dot(pos+lv, norm); + vec3 h = normalize(lv+npos); + float nh = dot(norm, h); + float nv = dot(norm, npos); + float vh = dot(npos, h); + float sa = nh; + float fres = pow(1 - dot(h, npos), 5)*0.4+0.5; + + float gtdenom = 2 * nh; + float gt = max(0, min(gtdenom * nv / vh, gtdenom * da / vh)); + + if (nh > 0.0) + { + float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da); + col += dlit*scol*spec.rgb*shadow; + //col += spec.rgb; + } + } + + + + + + if (envIntensity > 0.0) + { + vec3 ref = reflect(normalize(pos), norm); + + //project from point pos in direction ref to plane proj_p, proj_n + vec3 pdelta = proj_p-pos; + float ds = dot(ref, proj_n); + + if (ds < 0.0) + { + vec3 pfinal = pos + ref * dot(pdelta, proj_n)/ds; + + vec4 stc = (proj_mat * vec4(pfinal.xyz, 1.0)); + + if (stc.z > 0.0) + { + stc /= stc.w; + + if (stc.x < 1.0 && + stc.y < 1.0 && + stc.x > 0.0 && + stc.y > 0.0) + { + col += color.rgb * texture2DLodSpecular(projectionMap, stc.xy, (1 - spec.a) * (proj_lod * 0.6)).rgb * shadow * envIntensity; + } + } + } + } + + //not sure why, but this line prevents MATBUG-194 + col = max(col, vec3(0.0)); + + frag_color.rgb = col; + frag_color.a = 0.0; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/pointShadowBlurF.glsl b/indra/newview/app_settings/shaders/class3/deferred/pointShadowBlurF.glsl new file mode 100644 index 0000000000..ca9ce3a2e1 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/pointShadowBlurF.glsl @@ -0,0 +1,37 @@ +/** + * @file pointShadowBlur.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform samplerCube cube_map; + +in vec3 to_vec; + +out vec4 fragColor; + +void main() +{ + vec4 vcol = texture(cube_map, to_vec); + fragColor = vec4(vcol.rgb, 1.0); +} + diff --git a/indra/newview/app_settings/shaders/class3/deferred/shVisF.glsl b/indra/newview/app_settings/shaders/class3/deferred/shVisF.glsl new file mode 100644 index 0000000000..c8991f7a18 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/shVisF.glsl @@ -0,0 +1,73 @@ +/** + * @file class3/deferred/shVisF.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#ifdef DEFINE_GL_FRAGCOLOR + out vec4 frag_color; +#else + #define frag_color gl_FragColor +#endif + +///////////////////////////////////////////////////////////////////////// +// Fragment shader for L1 SH debug rendering +///////////////////////////////////////////////////////////////////////// + +uniform sampler2D sh_input_r; +uniform sampler2D sh_input_g; +uniform sampler2D sh_input_b; + +uniform mat3 inv_modelviewprojection; + +VARYING vec4 vary_pos; + +void main(void) +{ + vec2 coord = vary_pos.xy + vec2(0.5,0.5); + + coord.x *= (1.6/0.9); + + if (dot(coord, coord) > 0.25) + { + discard; + } + + vec4 n = vec4(coord*2.0, 0.0, 1); + //n.y = -n.y; + n.z = sqrt(max(1.0-n.x*n.x-n.y*n.y, 0.0)); + //n.xyz = inv_modelviewprojection * n.xyz; + + vec4 l1tap = vec4(1.0/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265)); + vec4 l1r = texture2D(sh_input_r, vec2(0,0)); + vec4 l1g = texture2D(sh_input_g, vec2(0,0)); + vec4 l1b = texture2D(sh_input_b, vec2(0,0)); + vec3 indirect = vec3( + dot(l1r, l1tap * n), + dot(l1g, l1tap * n), + dot(l1b, l1tap * n)); + + //indirect = pow(indirect, vec3(0.45)); + indirect *= 3.0; + + frag_color = vec4(indirect, 1.0); +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/shVisV.glsl b/indra/newview/app_settings/shaders/class3/deferred/shVisV.glsl new file mode 100644 index 0000000000..8f32dfde79 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/shVisV.glsl @@ -0,0 +1,33 @@ +/** + * @file class3/deferred/shVisV.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ +ATTRIBUTE vec3 position; +VARYING vec4 vary_pos; + +void main() +{ + // Output + vary_pos = vec4(position, 1); + gl_Position = vary_pos; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaBlendF.glsl b/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaBlendF.glsl new file mode 100644 index 0000000000..345c07a354 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaBlendF.glsl @@ -0,0 +1,58 @@ +/** + * @file shadowAlphaMaskF.glsl + * + * $LicenseInfo:firstyear=2011&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2011, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +/*[EXTRA_CODE_HERE]*/ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_color; +#else +#define frag_color gl_FragColor +#endif + +uniform sampler2D diffuseMap; + +#if !defined(DEPTH_CLAMP) +VARYING float pos_zd2; +#endif + +VARYING float pos_w; + +VARYING float target_pos_x; +VARYING vec4 vertex_color; +VARYING vec2 vary_texcoord0; +VARYING vec3 pos; + +vec4 computeMoments(float depth, float a); + +void main() +{ + float alpha = diffuseLookup(vary_texcoord0.xy).a * vertex_color.a; + + frag_color = computeMoments(length(pos), float a); + +#if !defined(DEPTH_CLAMP) + gl_FragDepth = max(pos_zd2/pos_w+0.5, 0.0); +#endif +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaBlendV.glsl b/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaBlendV.glsl new file mode 100644 index 0000000000..af1461c297 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaBlendV.glsl @@ -0,0 +1,66 @@ +/** + * @file shadowAlphaMaskV.glsl + * + * $LicenseInfo:firstyear=2011&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2011, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform mat4 texture_matrix0; +uniform mat4 modelview_projection_matrix; +uniform float shadow_target_width; + +ATTRIBUTE vec3 position; +ATTRIBUTE vec4 diffuse_color; +ATTRIBUTE vec2 texcoord0; + +#if !defined(DEPTH_CLAMP) +VARYING float pos_zd2; +#endif + +VARYING float target_pos_x; +VARYING vec4 pos; +VARYING vec4 vertex_color; +VARYING vec2 vary_texcoord0; + +void passTextureIndex(); + +void main() +{ + //transform vertex + vec4 pre_pos = vec4(position.xyz, 1.0); + vec4 pos = modelview_projection_matrix * pre_pos; + target_pos_x = 0.5 * (shadow_target_width - 1.0) * pos.x; + + pos_w = pos.w; + +#if !defined(DEPTH_CLAMP) + pos_zd2 = pos.z * 0.5; + + gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w); +#else + gl_Position = pos; +#endif + + passTextureIndex(); + + vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy; + vertex_color = diffuse_color; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaMaskF.glsl b/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaMaskF.glsl new file mode 100644 index 0000000000..50f1ffd626 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaMaskF.glsl @@ -0,0 +1,74 @@ +/** + * @file class3/deferred/shadowAlphaMaskF.glsl + * + * $LicenseInfo:firstyear=2011&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2011, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +/*[EXTRA_CODE_HERE]*/ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_color; +#else +#define frag_color gl_FragColor +#endif + +uniform sampler2D diffuseMap; + +#if !defined(DEPTH_CLAMP) +VARYING float pos_zd2; +#endif + +VARYING float pos_w; + +VARYING float target_pos_x; +VARYING vec4 vertex_color; +VARYING vec2 vary_texcoord0; + +vec4 getPosition(vec2 screen_coord); +vec4 computeMoments(float depth, float a); + +void main() +{ + vec4 pos = getPosition(vary_texcoord0.xy); + + float alpha = diffuseLookup(vary_texcoord0.xy).a * vertex_color.a; + + if (alpha < 0.05) // treat as totally transparent + { + discard; + } + + if (alpha < 0.88) // treat as semi-transparent + { + if (fract(0.5*floor(target_pos_x / pos_w )) < 0.25) + { + discard; + } + } + + frag_color = computeMoments(length(pos.xyz), alpha); + +#if !defined(DEPTH_CLAMP) + gl_FragDepth = max(pos_zd2/pos_w+0.5, 0.0); +#endif + +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaMaskV.glsl b/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaMaskV.glsl new file mode 100644 index 0000000000..6a646f5e9e --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/shadowAlphaMaskV.glsl @@ -0,0 +1,67 @@ +/** + * @file class3/deferred/shadowAlphaMaskV.glsl + * + * $LicenseInfo:firstyear=2011&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2011, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform mat4 texture_matrix0; +uniform mat4 modelview_projection_matrix; +uniform float shadow_target_width; + +ATTRIBUTE vec3 position; +ATTRIBUTE vec4 diffuse_color; +ATTRIBUTE vec2 texcoord0; + +#if !defined(DEPTH_CLAMP) +VARYING float pos_zd2; +#endif + +VARYING vec4 pos; +VARYING float target_pos_x; +VARYING vec4 vertex_color; +VARYING vec2 vary_texcoord0; + +void passTextureIndex(); + +void main() +{ + //transform vertex + vec4 pre_pos = vec4(position.xyz, 1.0); + + pos = modelview_projection_matrix * pre_pos; + + target_pos_x = 0.5 * (shadow_target_width - 1.0) * pos.x; + +#if !defined(DEPTH_CLAMP) + pos_zd2 = pos.z * 0.5; + + gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w); +#else + gl_Position = pos; +#endif + + passTextureIndex(); + + vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy; + + vertex_color = diffuse_color; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/shadowCubeV.glsl b/indra/newview/app_settings/shaders/class3/deferred/shadowCubeV.glsl new file mode 100644 index 0000000000..db8c75fb8a --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/shadowCubeV.glsl @@ -0,0 +1,50 @@ +/** + * @file class3/deferred/shadowCubeV.glsl + * + * $LicenseInfo:firstyear=2011&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform mat4 modelview_projection_matrix; + +ATTRIBUTE vec3 position; + +#if !defined(DEPTH_CLAMP) +VARYING vec4 post_pos; +#endif + +uniform vec3 box_center; +uniform vec3 box_size; + +void main() +{ + //transform vertex + vec3 p = position*box_size+box_center; + vec4 pos = modelview_projection_matrix*vec4(p.xyz, 1.0); + +#if !defined(DEPTH_CLAMP) + post_pos = pos; + + gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w); +#else + gl_Position = pos; +#endif +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/shadowF.glsl b/indra/newview/app_settings/shaders/class3/deferred/shadowF.glsl new file mode 100644 index 0000000000..3350267130 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/shadowF.glsl @@ -0,0 +1,49 @@ +/** + * @file class3/deferred/shadowF.glsl + * + * $LicenseInfo:firstyear=2011&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2011, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +/*[EXTRA_CODE_HERE]*/ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_color; +#else +#define frag_color gl_FragColor +#endif + +uniform sampler2D diffuseMap; + +#if !defined(DEPTH_CLAMP) +VARYING float pos_zd2; +#endif + +VARYING vec4 pos; +VARYING float target_pos_x; + +vec4 computeMoments(float depth, float a); + +void main() +{ + frag_color = computeMoments(length(pos), 1.0); +} + diff --git a/indra/newview/app_settings/shaders/class3/deferred/shadowUtil.glsl b/indra/newview/app_settings/shaders/class3/deferred/shadowUtil.glsl new file mode 100644 index 0000000000..2f69a353e8 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/shadowUtil.glsl @@ -0,0 +1,157 @@ +/** + * @file class3/deferred/shadowUtil.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform sampler2D shadowMap0; +uniform sampler2D shadowMap1; +uniform sampler2D shadowMap2; +uniform sampler2D shadowMap3; +uniform sampler2D shadowMap4; +uniform sampler2D shadowMap5; + +uniform vec3 sun_dir; +uniform vec3 moon_dir; +uniform vec2 shadow_res; +uniform vec2 proj_shadow_res; +uniform mat4 shadow_matrix[6]; +uniform vec4 shadow_clip; +uniform float shadow_bias; + +uniform float spot_shadow_bias; +uniform float spot_shadow_offset; + +float getDepth(vec2 screenpos); +vec3 getNorm(vec2 screenpos); +vec4 getPosition(vec2 pos_screen); + +float ReduceLightBleeding(float p_max, float Amount) +{ + return smoothstep(Amount, 1, p_max); +} + +float ChebyshevUpperBound(vec2 m, float t, float min_v, float Amount) +{ + float p = (t <= m.x) ? 1.0 : 0.0; + + float v = m.y - (m.x*m.x); + v = max(v, min_v); + + float d = t - m.x; + + float p_max = v / (v + d*d); + + p_max = ReduceLightBleeding(p_max, Amount); + + return max(p, p_max); +} + +vec4 computeMoments(float depth, float a) +{ + float m1 = depth; + float dx = dFdx(depth); + float dy = dFdy(depth); + float m2 = m1*m1 + 0.25 * a * (dx*dx + dy*dy); + return vec4(m1, m2, a, max(dx, dy)); +} + +float vsmDirectionalSample(vec4 stc, float depth, sampler2D shadowMap, mat4 shadowMatrix) +{ + vec4 lpos = shadowMatrix * stc; + vec4 moments = texture2D(shadowMap, lpos.xy); + return ChebyshevUpperBound(moments.rg, depth - shadow_bias * 256.0f, 0.125, 0.9); +} + +float vsmSpotSample(vec4 stc, float depth, sampler2D shadowMap, mat4 shadowMatrix) +{ + vec4 lpos = shadowMatrix * stc; + vec4 moments = texture2D(shadowMap, lpos.xy); + lpos.xyz /= lpos.w; + lpos.xy *= 0.5; + lpos.xy += 0.5; + return ChebyshevUpperBound(moments.rg, depth - spot_shadow_bias * 16.0f, 0.125, 0.9); +} + +#if VSM_POINT_SHADOWS +float vsmPointSample(float lightDistance, vec3 lightDirection, samplerCube shadow_cube_map) +{ + vec4 moments = textureCube(shadow_cube_map, light_direction); + return ChebyshevUpperBound(moments.rg, light_distance, 0.01, 0.25); +} +#endif + +float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen) +{ + if (pos.z < -shadow_clip.w) + { + discard; + } + + float depth = getDepth(pos_screen); + + vec4 spos = vec4(pos,1.0); + vec4 near_split = shadow_clip*-0.75; + vec4 far_split = shadow_clip*-1.25; + + float shadow = 0.0f; + float weight = 1.0; + + if (spos.z < near_split.z) + { + shadow += vsmDirectionalSample(spos, depth, shadowMap3, shadow_matrix[3]); + weight += 1.0f; + } + if (spos.z < near_split.y) + { + shadow += vsmDirectionalSample(spos, depth, shadowMap2, shadow_matrix[2]); + weight += 1.0f; + } + if (spos.z < near_split.x) + { + shadow += vsmDirectionalSample(spos, depth, shadowMap1, shadow_matrix[1]); + weight += 1.0f; + } + if (spos.z > far_split.x) + { + shadow += vsmDirectionalSample(spos, depth, shadowMap0, shadow_matrix[0]); + weight += 1.0f; + } + + shadow /= weight; + + return shadow; +} + +float sampleSpotShadow(vec3 pos, vec3 norm, int index, vec2 pos_screen) +{ + if (pos.z < -shadow_clip.w) + { + discard; + } + + float depth = getDepth(pos_screen); + + pos += norm * spot_shadow_offset; + return vsmSpotSample(vec4(pos, 1.0), depth, (index == 0) ? shadowMap4 : shadowMap5, shadow_matrix[4 + index]); +} + diff --git a/indra/newview/app_settings/shaders/class3/deferred/shadowV.glsl b/indra/newview/app_settings/shaders/class3/deferred/shadowV.glsl new file mode 100644 index 0000000000..6577fe0ecf --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/shadowV.glsl @@ -0,0 +1,62 @@ +/** + * @file class3/deferred/shadowV.glsl + * + * $LicenseInfo:firstyear=2011&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2011, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform mat4 modelview_projection_matrix; +uniform float shadow_target_width; +uniform mat4 texture_matrix0; + +ATTRIBUTE vec3 position; +ATTRIBUTE vec2 texcoord0; + +#if !defined(DEPTH_CLAMP) +VARYING float pos_zd2; +#endif + +VARYING vec4 pos; +VARYING float target_pos_x; +VARYING vec4 vertex_color; +VARYING vec2 vary_texcoord0; + +void passTextureIndex(); + +void main() +{ + //transform vertex + vec4 pre_pos = vec4(position.xyz, 1.0); + + pos = modelview_projection_matrix * pre_pos; + + target_pos_x = 0.5 * (shadow_target_width - 1.0) * pos.x; + +#if !defined(DEPTH_CLAMP) + pos_zd2 = pos.z * 0.5; + + gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w); +#else + gl_Position = pos; +#endif + + vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/skyF.glsl b/indra/newview/app_settings/shaders/class3/deferred/skyF.glsl new file mode 100644 index 0000000000..d0514f7d23 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/skyF.glsl @@ -0,0 +1,112 @@ +/** + * @file class3/deferred/skyF.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_data[3]; +#else +#define frag_data gl_FragData +#endif + +VARYING vec2 vary_frag; + +uniform vec3 camPosLocal; +uniform vec3 sun_dir; +uniform float sun_size; +uniform float far_z; +uniform mat4 inv_proj; +uniform mat4 inv_modelview; + +uniform sampler2D transmittance_texture; +uniform sampler3D scattering_texture; +uniform sampler3D single_mie_scattering_texture; +uniform sampler2D irradiance_texture; +uniform sampler2D rainbow_map; +uniform sampler2D halo_map; +uniform vec4 gamma; + +uniform float moisture_level; +uniform float droplet_radius; +uniform float ice_level; + +vec3 GetSolarLuminance(); +vec3 GetSkyLuminance(vec3 camPos, vec3 view_dir, float shadow_length, vec3 dir, out vec3 transmittance); +vec3 GetSkyLuminanceToPoint(vec3 camPos, vec3 pos, float shadow_length, vec3 dir, out vec3 transmittance); + +vec3 ColorFromRadiance(vec3 radiance); +vec3 rainbow(float d) +{ + float rad = (droplet_radius - 5.0f) / 1024.0f; + return pow(texture2D(rainbow_map, vec2(rad, d)).rgb, vec3(1.8)) * moisture_level; +} + +vec3 halo22(float d) +{ + float v = sqrt(max(0, 1 - (d*d))); + return texture2D(halo_map, vec2(0, v)).rgb * ice_level; +} + +void main() +{ + vec3 pos = vec3((vary_frag * 2.0) - vec2(1.0, 1.0f), 1.0); + vec4 view_pos = (inv_proj * vec4(pos, 1.0f)); + + view_pos /= view_pos.w; + + vec3 view_ray = (inv_modelview * vec4(view_pos.xyz, 0.0f)).xyz + camPosLocal; + + vec3 view_direction = normalize(view_ray); + vec3 sun_direction = normalize(sun_dir); + vec3 earth_center = vec3(0, 0, -6360.0f); + vec3 camPos = (camPosLocal / 1000.0f) - earth_center; + + vec3 transmittance; + vec3 radiance_sun = GetSkyLuminance(camPos, view_direction, 0.0f, sun_direction, transmittance); + vec3 solar_luminance = GetSolarLuminance(); + + // If the view ray intersects the Sun, add the Sun radiance. + float s = dot(view_direction, sun_direction); + + // cheesy solar disc... + if (s >= (sun_size * 0.999)) + { + radiance_sun += pow(smoothstep(0.0, 1.3, (s - (sun_size * 0.9))), 2.0) * solar_luminance * transmittance; + } + s = smoothstep(0.9, 1.0, s) * 16.0f; + + vec3 color = ColorFromRadiance(radiance_sun); + + float optic_d = dot(view_direction, sun_direction); + vec3 halo_22 = halo22(optic_d); + + color.rgb += rainbow(optic_d) * optic_d; + color.rgb += halo_22; + + color = pow(color, vec3(1.0/2.2)); + + frag_data[0] = vec4(color, 1.0 + s); + frag_data[1] = vec4(0.0); + frag_data[2] = vec4(0.0, 1.0, 0.0, 1.0); +} + diff --git a/indra/newview/app_settings/shaders/class3/deferred/skyV.glsl b/indra/newview/app_settings/shaders/class3/deferred/skyV.glsl new file mode 100644 index 0000000000..2eb222ada4 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/skyV.glsl @@ -0,0 +1,37 @@ +/** + * @file class3/deferred/skyV.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +ATTRIBUTE vec3 position; +ATTRIBUTE vec2 texcoord0; + +VARYING vec2 vary_frag; + +void main() +{ + // pass through untransformed fullscreen pos at back of frustum for proper sky depth testing + gl_Position = vec4(position.xy, 1.0f, 1.0); + vary_frag = texcoord0; +} + diff --git a/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl new file mode 100644 index 0000000000..ad721a80d6 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/softenLightF.glsl @@ -0,0 +1,179 @@ +/** + * @file class3/deferred/softenLightF.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#extension GL_ARB_texture_rectangle : enable + +/*[EXTRA_CODE_HERE]*/ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_color; +#else +#define frag_color gl_FragColor +#endif + +uniform sampler2DRect diffuseRect; +uniform sampler2DRect specularRect; +uniform sampler2DRect normalMap; +uniform sampler2DRect lightMap; +uniform sampler2DRect depthMap; +uniform sampler2D lightFunc; + +uniform samplerCube environmentMap; +uniform float blur_size; +uniform float blur_fidelity; + +// Inputs +uniform vec4 morphFactor; +uniform vec3 camPosLocal; +uniform float cloud_shadow; +uniform float max_y; +uniform vec4 glow; +uniform float global_gamma; +uniform mat3 env_mat; +uniform vec4 shadow_clip; +uniform mat3 ssao_effect_mat; + +uniform vec3 sun_dir; +VARYING vec2 vary_fragcoord; + +uniform mat4 inv_proj; +uniform mat4 inv_modelview; + +uniform vec2 screen_res; + +uniform sampler2D transmittance_texture; +uniform sampler3D scattering_texture; +uniform sampler3D single_mie_scattering_texture; +uniform sampler2D irradiance_texture; + +uniform sampler2D sh_input_r; +uniform sampler2D sh_input_g; +uniform sampler2D sh_input_b; + +vec3 GetSunAndSkyIrradiance(vec3 camPos, vec3 norm, vec3 dir, out vec3 sky_irradiance); +vec3 GetSkyLuminance(vec3 camPos, vec3 view_dir, float shadow_length, vec3 dir, out vec3 transmittance); +vec3 GetSkyLuminanceToPoint(vec3 camPos, vec3 pos, float shadow_length, vec3 dir, out vec3 transmittance); + +vec3 ColorFromRadiance(vec3 radiance); +vec4 getPositionWithDepth(vec2 pos_screen, float depth); +vec4 getPosition(vec2 pos_screen); +vec3 getNorm(vec2 pos_screen); + +#ifdef WATER_FOG +vec4 applyWaterFogView(vec3 pos, vec4 color); +#endif + +void main() +{ + vec2 tc = vary_fragcoord.xy; + float depth = texture2DRect(depthMap, tc.xy).r; + vec3 pos = getPositionWithDepth(tc, depth).xyz; + vec4 norm = texture2DRect(normalMap, tc); + float envIntensity = norm.z; + norm.xyz = getNorm(tc); + + float da = max(dot(norm.xyz, sun_dir.xyz), 0.0); + da = pow(da, global_gamma + 0.3); + + vec4 diffuse = texture2DRect(diffuseRect, tc); // linear + + vec3 col; + float bloom = 0.0; + { + vec3 camPos = (camPosLocal / 1000.0f) + vec3(0, 0, 6360.0f); + + vec4 spec = texture2DRect(specularRect, vary_fragcoord.xy); + + vec2 scol_ambocc = texture2DRect(lightMap, vary_fragcoord.xy).rg; +// scol_ambocc = pow(scol_ambocc, vec3(global_gamma + 0.3)); + + float scol = max(scol_ambocc.r, diffuse.a); + + float ambocc = scol_ambocc.g; + + vec4 l1tap = vec4(1.0/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265), sqrt(3)/sqrt(4*3.14159265)); + vec4 l1r = texture2D(sh_input_r, vec2(0,0)); + vec4 l1g = texture2D(sh_input_g, vec2(0,0)); + vec4 l1b = texture2D(sh_input_b, vec2(0,0)); + + vec3 indirect = vec3(dot(l1r, l1tap * vec4(1, norm.xyz)), + dot(l1g, l1tap * vec4(1, norm.xyz)), + dot(l1b, l1tap * vec4(1, norm.xyz))); + + indirect = clamp(indirect, vec3(0), vec3(1.0)); + + vec3 transmittance; + vec3 sky_irradiance; + vec3 sun_irradiance = GetSunAndSkyIrradiance(camPos, norm.xyz, sun_dir, sky_irradiance); + vec3 inscatter = GetSkyLuminanceToPoint(camPos, (pos / 1000.f) + vec3(0, 0, 6360.0f), scol, sun_dir, transmittance); + + vec3 radiance = scol * (sun_irradiance + sky_irradiance) + inscatter; + vec3 atmo_color = ColorFromRadiance(radiance); + + col = atmo_color + indirect; + col *= transmittance; + col *= diffuse.rgb; + + vec3 refnormpersp = normalize(reflect(pos.xyz, norm.xyz)); + + if (spec.a > 0.0) // specular reflection + { + // the old infinite-sky shiny reflection + // + float sa = dot(refnormpersp, sun_dir.xyz); + vec3 dumbshiny = scol * texture2D(lightFunc, vec2(sa, spec.a)).r * atmo_color; + + // add the two types of shiny together + vec3 spec_contrib = dumbshiny * spec.rgb; + bloom = dot(spec_contrib, spec_contrib) / 6; + col += spec_contrib; + } + + col = mix(col, diffuse.rgb, diffuse.a); + + if (envIntensity > 0.0) + { //add environmentmap + vec3 env_vec = env_mat * refnormpersp; + vec3 sun_direction = (inv_modelview * vec4(sun_dir, 1.0)).xyz; + vec3 radiance_sun = GetSkyLuminance(camPos, env_vec, 0.0f, sun_direction, transmittance); + vec3 refcol = ColorFromRadiance(radiance_sun); + col = mix(col.rgb, refcol, envIntensity); + } + + /*if (norm.w < 0.5) + { + col = scaleSoftClipFrag(col); + }*/ + + #ifdef WATER_FOG + vec4 fogged = applyWaterFogView(pos,vec4(col, bloom)); + col = fogged.rgb; + bloom = fogged.a; + #endif + } + + frag_color.rgb = col; + frag_color.a = bloom; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/softenLightV.glsl b/indra/newview/app_settings/shaders/class3/deferred/softenLightV.glsl new file mode 100644 index 0000000000..9d872b8df8 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/softenLightV.glsl @@ -0,0 +1,38 @@ +/** + * @file class3/deferred/softenLightV.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ +ATTRIBUTE vec3 position; + +VARYING vec2 vary_fragcoord; + +uniform mat4 modelview_projection_matrix; +uniform vec2 screen_res; + +void main() +{ + //transform vertex + vec4 pos = modelview_projection_matrix * vec4(position.xyz, 1.0); + gl_Position = pos; + vary_fragcoord = (pos.xy*0.5+0.5)*screen_res; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl new file mode 100644 index 0000000000..afc542b8bc --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/spotLightF.glsl @@ -0,0 +1,298 @@ +/** + * @file spotLightF.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#extension GL_ARB_texture_rectangle : enable +#extension GL_ARB_shader_texture_lod : enable + +/*[EXTRA_CODE_HERE]*/ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_color; +#else +#define frag_color gl_FragColor +#endif + +uniform sampler2DRect diffuseRect; +uniform sampler2DRect specularRect; +uniform sampler2DRect depthMap; +uniform sampler2DRect normalMap; +uniform samplerCube environmentMap; +uniform sampler2DRect lightMap; +uniform sampler2D noiseMap; +uniform sampler2D projectionMap; +uniform sampler2D lightFunc; + +uniform mat4 proj_mat; //screen space to light space +uniform float proj_near; //near clip for projection +uniform vec3 proj_p; //plane projection is emitting from (in screen space) +uniform vec3 proj_n; +uniform float proj_focus; //distance from plane to begin blurring +uniform float proj_lod; //(number of mips in proj map) +uniform float proj_range; //range between near clip and far clip plane of projection +uniform float proj_ambient_lod; +uniform float proj_ambiance; +uniform float near_clip; +uniform float far_clip; + +uniform vec3 proj_origin; //origin of projection to be used for angular attenuation +uniform float sun_wash; +uniform int proj_shadow_idx; +uniform float shadow_fade; + +uniform float size; +uniform vec3 color; +uniform float falloff; + +VARYING vec3 trans_center; +VARYING vec4 vary_fragcoord; +uniform vec2 screen_res; + +uniform mat4 inv_proj; + +vec3 getNorm(vec2 pos_screen); +vec3 srgb_to_linear(vec3 cs); +vec3 linear_to_srgb(vec3 cl); + +vec4 correctWithGamma(vec4 col) +{ + return vec4(srgb_to_linear(col.rgb), col.a); +} + +vec4 texture2DLodSpecular(sampler2D projectionMap, vec2 tc, float lod) +{ + vec4 ret = texture2DLod(projectionMap, tc, lod); + ret.rgb = srgb_to_linear(ret.rgb); + + vec2 dist = vec2(0.5) - abs(tc-vec2(0.5)); + + float det = min(lod/(proj_lod*0.5), 1.0); + + float d = min(dist.x, dist.y); + + d *= min(1, d * (proj_lod - lod)); + + float edge = 0.25*det; + + ret *= clamp(d/edge, 0.0, 1.0); + + return ret; +} + +vec4 texture2DLodDiffuse(sampler2D projectionMap, vec2 tc, float lod) +{ + vec4 ret = texture2DLod(projectionMap, tc, lod); + ret = correctWithGamma(ret); + + vec2 dist = vec2(0.5) - abs(tc-vec2(0.5)); + + float det = min(lod/(proj_lod*0.5), 1.0); + + float d = min(dist.x, dist.y); + + float edge = 0.25*det; + + ret *= clamp(d/edge, 0.0, 1.0); + + return ret; +} + +vec4 texture2DLodAmbient(sampler2D projectionMap, vec2 tc, float lod) +{ + vec4 ret = texture2DLod(projectionMap, tc, lod); + ret = correctWithGamma(ret); + + vec2 dist = tc-vec2(0.5); + + float d = dot(dist,dist); + + ret *= min(clamp((0.25-d)/0.25, 0.0, 1.0), 1.0); + + return ret; +} + + +vec4 getPosition(vec2 pos_screen); + +void main() +{ + vec4 frag = vary_fragcoord; + frag.xyz /= frag.w; + frag.xyz = frag.xyz*0.5+0.5; + frag.xy *= screen_res; + + vec3 pos = getPosition(frag.xy).xyz; + vec3 lv = trans_center.xyz-pos.xyz; + float dist = length(lv); + dist /= size; + if (dist > 1.0) + { + discard; + } + + float shadow = 1.0; + + if (proj_shadow_idx >= 0) + { + vec4 shd = texture2DRect(lightMap, frag.xy); + shadow = (proj_shadow_idx == 0) ? shd.b : shd.a; + shadow += shadow_fade; + shadow = clamp(shadow, 0.0, 1.0); + } + + vec3 norm = texture2DRect(normalMap, frag.xy).xyz; + float envIntensity = norm.z; + norm = getNorm(frag.xy); + + norm = normalize(norm); + float l_dist = -dot(lv, proj_n); + + vec4 proj_tc = (proj_mat * vec4(pos.xyz, 1.0)); + if (proj_tc.z < 0.0) + { + discard; + } + + proj_tc.xyz /= proj_tc.w; + + float fa = (falloff*0.5) + 1.0; + float dist_atten = min(1.0 - (dist - 1.0 * (1.0 - fa)) / fa, 1.0); + dist_atten *= dist_atten; + dist_atten *= 2.0; + + if (dist_atten <= 0.0) + { + discard; + } + + lv = proj_origin-pos.xyz; + lv = normalize(lv); + float da = dot(norm, lv); + + vec3 col = vec3(0,0,0); + + vec3 diff_tex = texture2DRect(diffuseRect, frag.xy).rgb; + + vec4 spec = texture2DRect(specularRect, frag.xy); + + vec3 dlit = vec3(0, 0, 0); + + float noise = texture2D(noiseMap, frag.xy/128.0).b; + if (proj_tc.z > 0.0 && + proj_tc.x < 1.0 && + proj_tc.y < 1.0 && + proj_tc.x > 0.0 && + proj_tc.y > 0.0) + { + float amb_da = proj_ambiance; + float lit = 0.0; + + if (da > 0.0) + { + lit = da * dist_atten * noise; + + float diff = clamp((l_dist-proj_focus)/proj_range, 0.0, 1.0); + float lod = diff * proj_lod; + + vec4 plcol = texture2DLodDiffuse(projectionMap, proj_tc.xy, lod); + + dlit = color.rgb * plcol.rgb * plcol.a; + + col = dlit*lit*diff_tex*shadow; + amb_da += (da*0.5)*(1.0-shadow)*proj_ambiance; + } + + //float diff = clamp((proj_range-proj_focus)/proj_range, 0.0, 1.0); + vec4 amb_plcol = texture2DLodAmbient(projectionMap, proj_tc.xy, proj_lod); + + amb_da += (da*da*0.5+0.5)*(1.0-shadow)*proj_ambiance; + + amb_da *= dist_atten * noise; + + amb_da = min(amb_da, 1.0-lit); + + col += amb_da*color.rgb*diff_tex.rgb*amb_plcol.rgb*amb_plcol.a; + } + + + if (spec.a > 0.0) + { + dlit *= min(da*6.0, 1.0) * dist_atten; + vec3 npos = -normalize(pos); + + //vec3 ref = dot(pos+lv, norm); + vec3 h = normalize(lv+npos); + float nh = dot(norm, h); + float nv = dot(norm, npos); + float vh = dot(npos, h); + float sa = nh; + float fres = pow(1 - dot(h, npos), 5)*0.4+0.5; + + float gtdenom = 2 * nh; + float gt = max(0, min(gtdenom * nv / vh, gtdenom * da / vh)); + + if (nh > 0.0) + { + float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da); + col += dlit*scol*spec.rgb*shadow; + //col += spec.rgb; + } + } + + + if (envIntensity > 0.0) + { + vec3 ref = reflect(normalize(pos), norm); + + //project from point pos in direction ref to plane proj_p, proj_n + vec3 pdelta = proj_p-pos; + float ds = dot(ref, proj_n); + + if (ds < 0.0) + { + vec3 pfinal = pos + ref * dot(pdelta, proj_n)/ds; + + vec4 stc = (proj_mat * vec4(pfinal.xyz, 1.0)); + + if (stc.z > 0.0) + { + stc /= stc.w; + + if (stc.x < 1.0 && + stc.y < 1.0 && + stc.x > 0.0 && + stc.y > 0.0) + { + col += color.rgb * texture2DLodSpecular(projectionMap, stc.xy, (1 - spec.a) * (proj_lod * 0.6)).rgb * shadow * envIntensity; + } + } + } + } + + //not sure why, but this line prevents MATBUG-194 + col = max(col, vec3(0.0)); + + frag_color.rgb = col; + frag_color.a = 0.0; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/sunLightF.glsl b/indra/newview/app_settings/shaders/class3/deferred/sunLightF.glsl new file mode 100644 index 0000000000..112b498c90 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/sunLightF.glsl @@ -0,0 +1,57 @@ +/** + * @file class3\deferred\sunLightF.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#extension GL_ARB_texture_rectangle : enable + +/*[EXTRA_CODE_HERE]*/ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_color; +#else +#define frag_color gl_FragColor +#endif + +//class 2, shadows, no SSAO + +// Inputs +VARYING vec2 vary_fragcoord; + +vec4 getPosition(vec2 pos_screen); +vec3 getNorm(vec2 pos_screen); + +float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen); +float sampleSpotShadow(vec3 pos, vec3 norm, int index, vec2 pos_screen); + +void main() +{ + vec2 pos_screen = vary_fragcoord.xy; + vec4 pos = getPosition(pos_screen); + vec3 norm = getNorm(pos_screen); + + frag_color.r = sampleDirectionalShadow(pos.xyz, norm, pos_screen); + frag_color.g = 1.0f; + frag_color.b = sampleSpotShadow(pos.xyz, norm, 0, pos_screen); + frag_color.a = sampleSpotShadow(pos.xyz, norm, 1, pos_screen); +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/sunLightSSAOF.glsl b/indra/newview/app_settings/shaders/class3/deferred/sunLightSSAOF.glsl new file mode 100644 index 0000000000..342a2ff3ed --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/sunLightSSAOF.glsl @@ -0,0 +1,61 @@ +/** + * @file class3\deferred\sunLightSSAOF.glsl + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#extension GL_ARB_texture_rectangle : enable + +/*[EXTRA_CODE_HERE]*/ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_color; +#else +#define frag_color gl_FragColor +#endif + +//class 2 -- shadows and SSAO + +// Inputs +VARYING vec2 vary_fragcoord; + +uniform vec3 sun_dir; + +vec4 getPosition(vec2 pos_screen); +vec3 getNorm(vec2 pos_screen); + +float sampleDirectionalShadow(vec3 pos, vec3 norm, vec2 pos_screen); +float sampleSpotShadow(vec3 pos, vec3 norm, int index, vec2 pos_screen); + +//calculate decreases in ambient lighting when crowded out (SSAO) +float calcAmbientOcclusion(vec4 pos, vec3 norm, vec2 pos_screen); + +void main() +{ + vec2 pos_screen = vary_fragcoord.xy; + vec4 pos = getPosition(pos_screen); + vec3 norm = getNorm(pos_screen); + + frag_color.r = sampleDirectionalShadow(pos.xyz, norm, pos_screen); + frag_color.b = calcAmbientOcclusion(pos, norm, pos_screen); + frag_color.b = sampleSpotShadow(pos.xyz, norm, 0, pos_screen); + frag_color.a = sampleSpotShadow(pos.xyz, norm, 1, pos_screen); +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/sunLightV.glsl b/indra/newview/app_settings/shaders/class3/deferred/sunLightV.glsl new file mode 100644 index 0000000000..bc5eb5181d --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/sunLightV.glsl @@ -0,0 +1,41 @@ +/** + * @file sunLightV.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform mat4 modelview_projection_matrix; + +ATTRIBUTE vec3 position; + +VARYING vec2 vary_fragcoord; + +uniform vec2 screen_res; + +void main() +{ + //transform vertex + vec4 pos = modelview_projection_matrix * vec4(position.xyz, 1.0); + gl_Position = pos; + + vary_fragcoord = (pos.xy * 0.5 + 0.5)*screen_res; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/treeShadowF.glsl b/indra/newview/app_settings/shaders/class3/deferred/treeShadowF.glsl new file mode 100644 index 0000000000..41673d1669 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/treeShadowF.glsl @@ -0,0 +1,59 @@ +/** + * @file treeShadowF.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +/*[EXTRA_CODE_HERE]*/ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_color; +#else +#define frag_color gl_FragColor +#endif + +uniform float minimum_alpha; + +uniform sampler2D diffuseMap; + +VARYING vec4 pos; +VARYING vec2 vary_texcoord0; + +vec4 computeMoments(float d, float a); + +void main() +{ + float alpha = texture2D(diffuseMap, vary_texcoord0.xy).a; + + if (alpha < minimum_alpha) + { + discard; + } + + frag_color = computeMoments(length(pos), 1.0); + +#if !defined(DEPTH_CLAMP) + gl_FragDepth = max(pos.z/pos.w*0.5+0.5, 0.0); +#endif + +} + diff --git a/indra/newview/app_settings/shaders/class3/deferred/treeShadowV.glsl b/indra/newview/app_settings/shaders/class3/deferred/treeShadowV.glsl new file mode 100644 index 0000000000..15e769ac10 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/treeShadowV.glsl @@ -0,0 +1,43 @@ +/** + * @file treeShadowV.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform mat4 texture_matrix0; +uniform mat4 modelview_projection_matrix; + +ATTRIBUTE vec3 position; +ATTRIBUTE vec2 texcoord0; + +VARYING vec4 pos; +VARYING vec2 vary_texcoord0; + +void main() +{ + //transform vertex + pos = modelview_projection_matrix*vec4(position.xyz, 1.0); + + gl_Position = vec4(pos.x, pos.y, pos.w*0.5, pos.w); + + vary_texcoord0 = (texture_matrix0 * vec4(texcoord0,0,1)).xy; +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/underWaterF.glsl b/indra/newview/app_settings/shaders/class3/deferred/underWaterF.glsl new file mode 100644 index 0000000000..9d18d1afd8 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/underWaterF.glsl @@ -0,0 +1,118 @@ +/** + * @file underWaterF.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +/*[EXTRA_CODE_HERE]*/ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_data[3]; +#else +#define frag_data gl_FragData +#endif + +uniform sampler2D diffuseMap; +uniform sampler2D bumpMap; +uniform sampler2D screenTex; +uniform sampler2D refTex; +uniform sampler2D screenDepth; + +uniform vec4 fogCol; +uniform vec3 lightDir; +uniform vec3 specular; +uniform float lightExp; +uniform vec2 fbScale; +uniform float refScale; +uniform float znear; +uniform float zfar; +uniform float kd; +uniform vec4 waterPlane; +uniform vec3 eyeVec; +uniform vec4 waterFogColor; +uniform float waterFogDensity; +uniform float waterFogKS; +uniform vec2 screenRes; + +//bigWave is (refCoord.w, view.w); +VARYING vec4 refCoord; +VARYING vec4 littleWave; +VARYING vec4 view; + +vec3 srgb_to_linear(vec3 cs); +vec3 linear_to_srgb(vec3 cl); + +vec2 encode_normal(vec3 n); + +vec4 applyWaterFog(vec4 color, vec3 viewVec) +{ + //normalize view vector + vec3 view = normalize(viewVec); + float es = -view.z; + + //find intersection point with water plane and eye vector + + //get eye depth + float e0 = max(-waterPlane.w, 0.0); + + //get object depth + float depth = length(viewVec); + + //get "thickness" of water + float l = max(depth, 0.1); + + float kd = waterFogDensity; + float ks = waterFogKS; + vec4 kc = waterFogColor; + + float F = 0.98; + + float t1 = -kd * pow(F, ks * e0); + float t2 = kd + ks * es; + float t3 = pow(F, t2*l) - 1.0; + + float L = min(t1/t2*t3, 1.0); + + float D = pow(0.98, l*kd); + return color * D + kc * L; +} + +void main() +{ + vec4 color; + + //get detail normals + vec3 wave1 = texture2D(bumpMap, vec2(refCoord.w, view.w)).xyz*2.0-1.0; + vec3 wave2 = texture2D(bumpMap, littleWave.xy).xyz*2.0-1.0; + vec3 wave3 = texture2D(bumpMap, littleWave.zw).xyz*2.0-1.0; + vec3 wavef = normalize(wave1+wave2+wave3); + + //figure out distortion vector (ripply) + vec2 distort = (refCoord.xy/refCoord.z) * 0.5 + 0.5; + distort = distort+wavef.xy*refScale; + + vec4 fb = texture2D(screenTex, distort); + + frag_data[0] = vec4(fb.rgb, 1.0); // diffuse + frag_data[1] = vec4(0.5,0.5,0.5, 0.95); // speccolor*spec, spec + frag_data[2] = vec4(encode_normal(wavef), 0.0, 0.0); // normalxyz, displace +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/waterF.glsl b/indra/newview/app_settings/shaders/class3/deferred/waterF.glsl new file mode 100644 index 0000000000..2a144ba23a --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/waterF.glsl @@ -0,0 +1,175 @@ +/** + * @file waterF.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#extension GL_ARB_texture_rectangle : enable + +/*[EXTRA_CODE_HERE]*/ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_data[3]; +#else +#define frag_data gl_FragData +#endif + +uniform sampler2D bumpMap; +uniform sampler2D bumpMap2; +uniform float blend_factor; +uniform sampler2D screenTex; +uniform sampler2D refTex; + +uniform float sunAngle; +uniform float sunAngle2; +uniform vec3 lightDir; +uniform vec3 specular; +uniform float lightExp; +uniform float refScale; +uniform float kd; +uniform vec2 screenRes; +uniform vec3 normScale; +uniform float fresnelScale; +uniform float fresnelOffset; +uniform float blurMultiplier; +uniform vec2 screen_res; +uniform mat4 norm_mat; //region space to screen space + +//bigWave is (refCoord.w, view.w); +VARYING vec4 refCoord; +VARYING vec4 littleWave; +VARYING vec4 view; +VARYING vec4 vary_position; + +vec3 scaleSoftClip(vec3 c); +vec3 srgb_to_linear(vec3 cs); +vec2 encode_normal(vec3 n); + +vec3 BlendNormal(vec3 bump1, vec3 bump2) +{ + //vec3 normal = bump1.xyz * vec3( 2.0, 2.0, 2.0) - vec3(1.0, 1.0, 0.0); + //vec3 normal2 = bump2.xyz * vec3(-2.0, -2.0, 2.0) + vec3(1.0, 1.0, -1.0); + //vec3 n = normalize(normal * dot(normal, normal2) - (normal2 * normal.z)); + vec3 n = normalize(mix(bump1, bump2, blend_factor)); + return n; +} + +void main() +{ + vec4 color; + float dist = length(view.xy); + + //normalize view vector + vec3 viewVec = normalize(view.xyz); + + //get wave normals + vec3 wave1_a = texture2D(bumpMap, vec2(refCoord.w, view.w)).xyz*2.0-1.0; + vec3 wave2_a = texture2D(bumpMap, littleWave.xy).xyz*2.0-1.0; + vec3 wave3_a = texture2D(bumpMap, littleWave.zw).xyz*2.0-1.0; + + + vec3 wave1_b = texture2D(bumpMap2, vec2(refCoord.w, view.w)).xyz*2.0-1.0; + vec3 wave2_b = texture2D(bumpMap2, littleWave.xy).xyz*2.0-1.0; + vec3 wave3_b = texture2D(bumpMap2, littleWave.zw).xyz*2.0-1.0; + + vec3 wave1 = BlendNormal(wave1_a, wave1_b); + vec3 wave2 = BlendNormal(wave2_a, wave2_b); + vec3 wave3 = BlendNormal(wave3_a, wave3_b); + + //get base fresnel components + + vec3 df = vec3( + dot(viewVec, wave1), + dot(viewVec, (wave2 + wave3) * 0.5), + dot(viewVec, wave3) + ) * fresnelScale + fresnelOffset; + df *= df; + + vec2 distort = (refCoord.xy/refCoord.z) * 0.5 + 0.5; + + float dist2 = dist; + dist = max(dist, 5.0); + + float dmod = sqrt(dist); + + vec2 dmod_scale = vec2(dmod*dmod, dmod); + + //get reflected color + vec2 refdistort1 = wave1.xy*normScale.x; + vec2 refvec1 = distort+refdistort1/dmod_scale; + vec4 refcol1 = texture2D(refTex, refvec1); + + vec2 refdistort2 = wave2.xy*normScale.y; + vec2 refvec2 = distort+refdistort2/dmod_scale; + vec4 refcol2 = texture2D(refTex, refvec2); + + vec2 refdistort3 = wave3.xy*normScale.z; + vec2 refvec3 = distort+refdistort3/dmod_scale; + vec4 refcol3 = texture2D(refTex, refvec3); + + vec4 refcol = refcol1 + refcol2 + refcol3; + float df1 = df.x + df.y + df.z; + refcol *= df1 * 0.333; + + vec3 wavef = (wave1 + wave2 * 0.4 + wave3 * 0.6) * 0.5; + wavef.z *= max(-viewVec.z, 0.1); + wavef = normalize(wavef); + + float df2 = dot(viewVec, wavef) * fresnelScale+fresnelOffset; + + vec2 refdistort4 = wavef.xy*0.125; + refdistort4.y -= abs(refdistort4.y); + vec2 refvec4 = distort+refdistort4/dmod; + float dweight = min(dist2*blurMultiplier, 1.0); + vec4 baseCol = texture2D(refTex, refvec4); + + refcol = mix(baseCol*df2, refcol, dweight); + + //get specular component + float spec = clamp(dot(lightDir, (reflect(viewVec,wavef))),0.0,1.0); + + //harden specular + spec = pow(spec, 128.0); + + //figure out distortion vector (ripply) + vec2 distort2 = distort+wavef.xy*refScale/max(dmod*df1, 1.0); + + vec4 fb = texture2D(screenTex, distort2); + + //mix with reflection + // Note we actually want to use just df1, but multiplying by 0.999999 gets around an nvidia compiler bug + color.rgb = mix(fb.rgb, refcol.rgb, df1 * 0.99999); + + color.rgb *= 2.0f; + color.rgb = scaleSoftClip(color.rgb); + + vec4 pos = vary_position; + + color.rgb += spec * specular; + color.a = spec * sunAngle2; + + vec3 screenspacewavef = normalize((norm_mat*vec4(wavef, 1.0)).xyz); + + frag_data[0] = vec4(color.rgb, color); // diffuse + frag_data[1] = vec4(spec * specular, spec); // speccolor, spec + frag_data[2] = vec4(encode_normal(wavef.xyz), 0.05, 0);// normalxy, 0, 0 +} diff --git a/indra/newview/app_settings/shaders/class3/deferred/waterV.glsl b/indra/newview/app_settings/shaders/class3/deferred/waterV.glsl new file mode 100644 index 0000000000..02000d90ca --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/deferred/waterV.glsl @@ -0,0 +1,95 @@ +/** + * @file waterV.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform mat4 modelview_matrix; +uniform mat4 modelview_projection_matrix; + +ATTRIBUTE vec3 position; + + +uniform vec2 d1; +uniform vec2 d2; +uniform float time; +uniform vec3 eyeVec; +uniform float waterHeight; + +VARYING vec4 refCoord; +VARYING vec4 littleWave; +VARYING vec4 view; + +VARYING vec4 vary_position; + +float wave(vec2 v, float t, float f, vec2 d, float s) +{ + return (dot(d, v)*f + t*s)*f; +} + +void main() +{ + //transform vertex + vec4 pos = vec4(position.xyz, 1.0); + mat4 modelViewProj = modelview_projection_matrix; + + vec4 oPosition; + + //get view vector + vec3 oEyeVec; + oEyeVec.xyz = pos.xyz-eyeVec; + + float d = length(oEyeVec.xy); + float ld = min(d, 2560.0); + + pos.xy = eyeVec.xy + oEyeVec.xy/d*ld; + view.xyz = oEyeVec; + + d = clamp(ld/1536.0-0.5, 0.0, 1.0); + d *= d; + + oPosition = vec4(position, 1.0); + oPosition.z = mix(oPosition.z, max(eyeVec.z*0.75, 0.0), d); + vary_position = modelview_matrix * oPosition; + oPosition = modelViewProj * oPosition; + + refCoord.xyz = oPosition.xyz + vec3(0,0,0.2); + + //get wave position parameter (create sweeping horizontal waves) + vec3 v = pos.xyz; + v.x += (cos(v.x*0.08/*+time*0.01*/)+sin(v.y*0.02))*6.0; + + //push position for further horizon effect. + pos.xyz = oEyeVec.xyz*(waterHeight/oEyeVec.z); + pos.w = 1.0; + pos = modelview_matrix*pos; + + //pass wave parameters to pixel shader + vec2 bigWave = (v.xy) * vec2(0.04,0.04) + d1 * time * 0.055; + //get two normal map (detail map) texture coordinates + littleWave.xy = (v.xy) * vec2(0.45, 0.9) + d2 * time * 0.13; + littleWave.zw = (v.xy) * vec2(0.1, 0.2) + d1 * time * 0.1; + view.w = bigWave.y; + refCoord.w = bigWave.x; + + gl_Position = oPosition; +} diff --git a/indra/newview/app_settings/shaders/class3/lighting/sumLightsSpecularV.glsl b/indra/newview/app_settings/shaders/class3/lighting/sumLightsSpecularV.glsl index e043ac873e..ce5855646c 100644 --- a/indra/newview/app_settings/shaders/class3/lighting/sumLightsSpecularV.glsl +++ b/indra/newview/app_settings/shaders/class3/lighting/sumLightsSpecularV.glsl @@ -32,7 +32,7 @@ vec3 atmosGetDiffuseSunlightColor(); vec3 scaleDownLight(vec3 light); uniform vec4 light_position[8]; -uniform vec3 light_attenuation[8]; +uniform vec4 light_attenuation[8]; uniform vec3 light_diffuse[8]; vec4 sumLightsSpecular(vec3 pos, vec3 norm, vec4 color, inout vec4 specularColor, vec4 baseCol) diff --git a/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl b/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl index dadff40933..c410caa967 100644 --- a/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl +++ b/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl @@ -34,31 +34,35 @@ vec3 scaleUpLight(vec3 light); uniform vec4 light_position[8]; uniform vec3 light_direction[8]; -uniform vec3 light_attenuation[8]; +uniform vec4 light_attenuation[8]; uniform vec3 light_diffuse[8]; vec4 sumLights(vec3 pos, vec3 norm, vec4 color, vec4 baseLight) { - vec4 col = vec4(0.0, 0.0, 0.0, color.a); - - // Collect normal lights (need to be divided by two, as we later multiply by 2) - - // Collect normal lights - col.rgb += light_diffuse[2].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[2], light_direction[2], light_attenuation[2].x, light_attenuation[2].z); - col.rgb += light_diffuse[3].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[3], light_direction[3], light_attenuation[3].x, light_attenuation[3].z); - col.rgb += light_diffuse[4].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[4], light_direction[4], light_attenuation[4].x, light_attenuation[4].z); - col.rgb += light_diffuse[5].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[5], light_direction[5], light_attenuation[5].x, light_attenuation[5].z); - col.rgb += light_diffuse[6].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[6], light_direction[6], light_attenuation[6].x, light_attenuation[6].z); - col.rgb += light_diffuse[7].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[7], light_direction[7], light_attenuation[7].x, light_attenuation[7].z); - col.rgb += light_diffuse[1].rgb*calcDirectionalLight(norm, light_position[1].xyz); - col.rgb = scaleDownLight(col.rgb); + vec4 col = vec4(0.0, 0.0, 0.0, color.a); + + // Collect normal lights (need to be divided by two, as we later multiply by 2) + + // Collect normal lights + col.rgb += light_diffuse[2].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[2], light_direction[2], light_attenuation[2].x, light_attenuation[2].z); + col.rgb += light_diffuse[3].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[3], light_direction[3], light_attenuation[3].x, light_attenuation[3].z); + col.rgb += light_diffuse[4].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[4], light_direction[4], light_attenuation[4].x, light_attenuation[4].z); + col.rgb += light_diffuse[5].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[5], light_direction[5], light_attenuation[5].x, light_attenuation[5].z); + col.rgb += light_diffuse[6].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[6], light_direction[6], light_attenuation[6].x, light_attenuation[6].z); + col.rgb += light_diffuse[7].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[7], light_direction[7], light_attenuation[7].x, light_attenuation[7].z); + col.rgb += light_diffuse[1].rgb*calcDirectionalLight(norm, light_position[1].xyz); - // Add windlight lights - col.rgb += atmosAffectDirectionalLight(calcDirectionalLight(norm, light_position[0].xyz)); - col.rgb += atmosAmbient(baseLight.rgb); - col.rgb = min(col.rgb*color.rgb, 1.0); - - return col; + // Add windlight lights + float l = calcDirectionalLight(norm, light_position[0].xyz); + + // using light_diffuse[0] instead of WL func as it is set to the same value for these shaders anyway + // when lights are sync'd + col.rgb += l * light_diffuse[0].rgb; + col.rgb = scaleDownLight(col.rgb); + + col.rgb += atmosAmbient(baseLight.rgb); + col.rgb = min(col.rgb*color.rgb, 1.0); + return col; } diff --git a/indra/newview/app_settings/shaders/class3/windlight/advancedAtmoF.glsl b/indra/newview/app_settings/shaders/class3/windlight/advancedAtmoF.glsl new file mode 100644 index 0000000000..fed3edf7de --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/windlight/advancedAtmoF.glsl @@ -0,0 +1,73 @@ +/** + * @file advancedAtmoF.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +#ifdef DEFINE_GL_FRAGCOLOR +out vec4 frag_color; +#else +#define frag_color gl_FragColor +#endif + +in vec3 view_dir; + +uniform vec3 cameraPosLocal; +uniform vec3 sun_dir; +uniform float sun_size; + +uniform sampler2D transmittance_texture; +uniform sampler3D scattering_texture; +uniform sampler3D mie_scattering_texture; +uniform sampler2D irradiance_texture; + +vec3 GetSolarLuminance(); +vec3 GetSkyLuminance(vec3 camPos, vec3 view_dir, float shadow_length, vec3 sun_dir, out vec3 transmittance); +vec3 GetSkyLuminanceToPoint(vec3 camPos, vec3 pos, float shadow_length, vec3 sun_dir, out vec3 transmittance); +vec3 GetSunAndSkyIlluminance(vec3 pos, vec3 norm, vec3 sun_dir, out vec3 sky_irradiance); + +void main() +{ + vec3 view_direction = normalize(view_dir); + + vec3 camPos = cameraPosLocal; + vec3 transmittance; + vec3 sky_illum; + vec3 radiance = GetSkyLuminance(camPos, view_direction, 0.0f, sun_dir, transmittance); + vec3 radiance2 = GetSunAndSkyIlluminance(camPos, view_direction, sun_dir, sky_illum); + + //radiance *= transmittance; + + // If the view ray intersects the Sun, add the Sun radiance. + if (dot(view_direction, sun_dir) >= sun_size) + { + radiance = radiance + transmittance * GetSolarLuminance(); + } + + //vec3 color = vec3(1.0) - exp(-radiance); + //color = pow(color, vec3(1.0 / 2.2)); + + frag_color.rgb = radiance; + + frag_color.a = 1.0; +} + diff --git a/indra/newview/app_settings/shaders/class3/windlight/advancedAtmoV.glsl b/indra/newview/app_settings/shaders/class3/windlight/advancedAtmoV.glsl new file mode 100644 index 0000000000..52a7595379 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/windlight/advancedAtmoV.glsl @@ -0,0 +1,43 @@ +/** + * @file advancedAtmoV.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +uniform mat4 modelview_projection_matrix; + +ATTRIBUTE vec3 position; + +// Inputs +uniform vec3 camPosLocal; + +out vec3 view_dir; + +void main() +{ + // World / view / projection + gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0); + + // this will be normalized in the frag shader... + view_dir = position.xyz - camPosLocal.xyz; +} + diff --git a/indra/newview/app_settings/shaders/class3/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class3/windlight/atmosphericsF.glsl new file mode 100644 index 0000000000..852c2478bc --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/windlight/atmosphericsF.glsl @@ -0,0 +1,142 @@ +/** + * @file atmosphericsF.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +vec3 getAdditiveColor(); +vec3 getAtmosAttenuation(); + +uniform vec4 gamma; +uniform vec4 lightnorm; +uniform vec4 sunlight_color; +uniform vec4 moonlight_color; +uniform int sun_up_factor; +uniform vec4 ambient; +uniform vec4 blue_horizon; +uniform vec4 blue_density; +uniform float haze_horizon; +uniform float haze_density; +uniform float cloud_shadow; +uniform float density_multiplier; +uniform float distance_multiplier; +uniform float max_y; +uniform vec4 glow; +uniform float scene_light_strength; +uniform mat3 ssao_effect_mat; + +vec3 scaleSoftClipFrag(vec3 light); + +vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) +{ + light *= atten.r; + light += additive; + return (2.0 * light); +} + +vec3 atmosLighting(vec3 light) +{ + return atmosFragLighting(light, getAdditiveColor(), getAtmosAttenuation()); +} + +void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten) { + + vec3 P = inPositionEye; + + vec3 tmpLightnorm = lightnorm.xyz; + + vec3 Pn = normalize(P); + float Plen = length(P); + + vec4 temp1 = vec4(0); + vec3 temp2 = vec3(0); + vec4 blue_weight; + vec4 haze_weight; + vec4 sunlight = (sun_up_factor == 1) ? sunlight_color : moonlight_color; + vec4 light_atten; + + //sunlight attenuation effect (hue and brightness) due to atmosphere + //this is used later for sunlight modulation at various altitudes + light_atten = (blue_density + vec4(haze_density * 0.25)) * (density_multiplier * max_y); + //I had thought blue_density and haze_density should have equal weighting, + //but attenuation due to haze_density tends to seem too strong + + temp1 = blue_density + vec4(haze_density); + blue_weight = blue_density / temp1; + haze_weight = vec4(haze_density) / temp1; + + //(TERRAIN) compute sunlight from lightnorm only (for short rays like terrain) + temp2.y = max(0.0, tmpLightnorm.y); + temp2.y = 1. / temp2.y; + sunlight *= exp( - light_atten * temp2.y); + + // main atmospheric scattering line integral + temp2.z = Plen * density_multiplier; + + // Transparency (-> temp1) + // ATI Bugfix -- can't store temp1*temp2.z*distance_multiplier in a variable because the ati + // compiler gets confused. + temp1 = exp(-temp1 * temp2.z * distance_multiplier); + + //final atmosphere attenuation factor + atten = temp1.rgb; + + //compute haze glow + //(can use temp2.x as temp because we haven't used it yet) + temp2.x = dot(Pn, tmpLightnorm.xyz); + temp2.x = 1. - temp2.x; + //temp2.x is 0 at the sun and increases away from sun + temp2.x = max(temp2.x, .03); //was glow.y + //set a minimum "angle" (smaller glow.y allows tighter, brighter hotspot) + temp2.x *= glow.x; + //higher glow.x gives dimmer glow (because next step is 1 / "angle") + temp2.x = pow(temp2.x, glow.z); + //glow.z should be negative, so we're doing a sort of (1 / "angle") function + + //add "minimum anti-solar illumination" + temp2.x += .25; + + //increase ambient when there are more clouds + vec4 tmpAmbient = ambient + (vec4(1.) - ambient) * cloud_shadow * 0.5; + + /* decrease value and saturation (that in HSV, not HSL) for occluded areas + * // for HSV color/geometry used here, see http://gimp-savvy.com/BOOK/index.html?node52.html + * // The following line of code performs the equivalent of: + * float ambAlpha = tmpAmbient.a; + * float ambValue = dot(vec3(tmpAmbient), vec3(0.577)); // projection onto <1/rt(3), 1/rt(3), 1/rt(3)>, the neutral white-black axis + * vec3 ambHueSat = vec3(tmpAmbient) - vec3(ambValue); + * tmpAmbient = vec4(RenderSSAOEffect.valueFactor * vec3(ambValue) + RenderSSAOEffect.saturationFactor *(1.0 - ambFactor) * ambHueSat, ambAlpha); + */ + tmpAmbient = vec4(mix(ssao_effect_mat * tmpAmbient.rgb, tmpAmbient.rgb, ambFactor), tmpAmbient.a); + + //haze color + additive = + vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient) + + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x + + tmpAmbient)); + + //brightness of surface both sunlight and ambient + sunlit = vec3(sunlight * .5); + amblit = vec3(tmpAmbient * .25); + additive *= vec3(1.0 - temp1); +} + diff --git a/indra/newview/app_settings/shaders/class3/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class3/windlight/atmosphericsV.glsl new file mode 100644 index 0000000000..b8c0547102 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/windlight/atmosphericsV.glsl @@ -0,0 +1,51 @@ +/** + * @file atmosphericsV.glsl + * + * $LicenseInfo:firstyear=2005&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2005, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +// VARYING param funcs +void setSunlitColor(vec3 v); +void setAmblitColor(vec3 v); +void setAdditiveColor(vec3 v); +void setAtmosAttenuation(vec3 v); +void setPositionEye(vec3 v); + +vec3 getAdditiveColor(); + +void calcAtmosphericVars(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten); + +void calcAtmospherics(vec3 inPositionEye) { + + vec3 P = inPositionEye; + setPositionEye(P); + vec3 tmpsunlit = vec3(1); + vec3 tmpamblit = vec3(1); + vec3 tmpaddlit = vec3(1); + vec3 tmpattenlit = vec3(1); + calcAtmosphericVars(inPositionEye, 1, tmpsunlit, tmpamblit, tmpaddlit, tmpattenlit); + setSunlitColor(tmpsunlit); + setAmblitColor(tmpamblit); + setAdditiveColor(tmpaddlit); + setAtmosAttenuation(tmpattenlit); +} + diff --git a/indra/newview/app_settings/shaders/class3/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class3/windlight/transportF.glsl new file mode 100644 index 0000000000..90ab5d2793 --- /dev/null +++ b/indra/newview/app_settings/shaders/class3/windlight/transportF.glsl @@ -0,0 +1,77 @@ +/** + * @file transportF.glsl + * + * $LicenseInfo:firstyear=2007&license=viewerlgpl$ + * Second Life Viewer Source Code + * Copyright (C) 2007, Linden Research, Inc. + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; + * version 2.1 of the License only. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + * + * Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA + * $/LicenseInfo$ + */ + +////////////////////////////////////////////////////////// +// The fragment shader for the terrain atmospherics +////////////////////////////////////////////////////////// + +vec3 getAdditiveColor(); +vec3 getAtmosAttenuation(); + +uniform int no_atmo; + +vec3 atmosTransportFrag(vec3 light, vec3 additive, vec3 atten) +{ + if (no_atmo == 1) + { + return light; + } + return (light + additive) * atten * 2.0; +} + +vec3 fullbrightAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) +{ + if (no_atmo == 1) + { + return light; + } + float brightness = dot(light.rgb, vec3(0.33333)); + return mix(atmosTransportFrag(light.rgb, additive,atten), light.rgb + additive.rgb, brightness * brightness); +} + +vec3 fullbrightShinyAtmosTransportFrag(vec3 light, vec3 additive, vec3 atten) +{ + if (no_atmo == 1) + { + return light; + } + float brightness = dot(light.rgb, vec3(0.33333)); + return mix(atmosTransportFrag(light.rgb, additive, atten), (light.rgb + additive.rgb) * (2.0 - brightness), brightness * brightness); +} + +vec3 atmosTransport(vec3 light) +{ + return atmosTransportFrag(light, getAdditiveColor(), getAtmosAttenuation()); +} + +vec3 fullbrightAtmosTransport(vec3 light) +{ + return fullbrightAtmosTransportFrag(light, getAdditiveColor(), getAtmosAttenuation()); +} + +vec3 fullbrightShinyAtmosTransport(vec3 light) +{ + return fullbrightShinyAtmosTransportFrag(light, getAdditiveColor(), getAtmosAttenuation()); +} diff --git a/indra/newview/app_settings/shaders/shader_hierarchy.txt b/indra/newview/app_settings/shaders/shader_hierarchy.txt index d8bbf69b38..ebccaddd55 100644 --- a/indra/newview/app_settings/shaders/shader_hierarchy.txt +++ b/indra/newview/app_settings/shaders/shader_hierarchy.txt @@ -7,7 +7,6 @@ avatar/avatarV.glsl - gAvatarProgram, gAvatarWaterProgram sumLights() - lighting/sumLightsV.glsl calcDirectionalLight() - lighting/lightFuncV.glsl calcPointLight() - lighting/lightFuncV.glsl - scaleDownLight() - windlight/atmosphericsHelpersV.glsl atmosAmbient() - windlight/atmosphericsHelpersV.glsl atmosAffectDirectionalLight() - windlight/atmosphericsHelpersV.glsl ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ @@ -28,7 +27,6 @@ avatar/eyeballV.glsl - gAvatarEyeballProgram atmosAmbient() - windlight/atmosphericsHelpersV.glsl atmosAffectDirectionalLight() - windlight/atmosphericsHelpersV.glsl atmosGetDiffuseSunlightColor() - windlight/atmosphericsHelpersV.glsl - scaleDownLight() - windlight/atmosphericsHelpersV.glsl ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ avatar/eyeballF.glsl - gAvatarEyeballProgram main() - avatar/eyeballF.glsl @@ -53,7 +51,6 @@ environment/terrainV.glsl - gTerrainProgram, gTerrainWaterProgram sumLights() - lighting/sumLightsV.glsl calcDirectionalLight() - lighting/lightFuncV.glsl calcPointLight() - lighting/lightFuncV.glsl - scaleDownLight() - windlight/atmosphericsHelpersV.glsl atmosAmbient() - windlight/atmosphericsHelpersV.glsl atmosAffectDirectionalLight() - windlight/atmosphericsHelpersV.glsl ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ @@ -120,7 +117,6 @@ objects/shinyV.glsl - gObjectShinyProgram, gObjectShinyWaterProgram sumLights() - lighting/sumLightsV.glsl calcDirectionalLight() - lighting/lightFuncV.glsl calcPointLight() - lighting/lightFuncV.glsl - scaleDownLight() - windlight/atmosphericsHelpersV.glsl atmosAmbient() - windlight/atmosphericsHelpersV.glsl atmosAffectDirectionalLight() - windlight/atmosphericsHelpersV.glsl ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ @@ -143,7 +139,6 @@ objects/simpleV.glsl - gObjectSimpleProgram, gObjectSimpleWaterProgram sumLights() - lighting/sumLightsV.glsl calcDirectionalLight() - lighting/lightFuncV.glsl calcPointLight() - lighting/lightFuncV.glsl - scaleDownLight() - windlight/atmosphericsHelpersV.glsl atmosAmbient() - windlight/atmosphericsHelpersV.glsl atmosAffectDirectionalLight() - windlight/atmosphericsHelpersV.glsl ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |