diff options
Diffstat (limited to 'indra')
11 files changed, 294 insertions, 907 deletions
diff --git a/indra/llrender/llshadermgr.cpp b/indra/llrender/llshadermgr.cpp index 129c915139..60cbbd942f 100644 --- a/indra/llrender/llshadermgr.cpp +++ b/indra/llrender/llshadermgr.cpp @@ -98,7 +98,7 @@ BOOL LLShaderMgr::attachShaderFeatures(LLGLSLShader * shader) } } - if (features->calculatesLighting || features->atmosphericHelpers) + if (features->calculatesLighting || features->calculatesAtmospherics) { if (!shader->attachObject("windlight/atmosphericsHelpersV.glsl")) { @@ -194,6 +194,14 @@ BOOL LLShaderMgr::attachShaderFeatures(LLGLSLShader * shader) } } + if (features->calculatesLighting || features->calculatesAtmospherics) + { + if (!shader->attachObject("windlight/atmosphericsHelpersF.glsl")) + { + return FALSE; + } + } + // NOTE order of shader object attaching is VERY IMPORTANT!!! if (features->hasGamma) { diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl index 970f39ed02..2234ceeb53 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl @@ -39,19 +39,6 @@ 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; @@ -84,12 +71,6 @@ 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; @@ -107,6 +88,12 @@ vec3 linear_to_srgb(vec3 cl); vec2 encode_normal (vec3 n); vec3 decode_normal (vec2 enc); +vec3 scaleFragSoftClip(vec3 l); +vec3 atmosFragAmbient(vec3 light, vec3 sunlit); +vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten); +vec3 atmosFragAffectDirectionalLight(float light, vec3 sunlit); +void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 atten, out vec3 additive); + vec3 calcDirectionalLight(vec3 n, vec3 l) { float a = max(dot(n,l),0.0); @@ -174,191 +161,6 @@ float pcfShadow(sampler2DShadow shadowMap, vec4 stc) } #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) -{ - //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); -} - -vec3 fullbrightScaleSoftClip(vec3 light) -{ - //soft clip effect: - return light; -} void main() { @@ -475,7 +277,12 @@ void main() vec3 norm = vary_norm; - calcAtmospherics(pos.xyz, 1.0); + vec3 sunlit; + vec3 amblit; + vec3 additive; + vec3 atten; + + calcFragAtmospherics(pos.xyz, 1.0, sunlit, amblit, additive, atten); vec2 abnormal = encode_normal(norm.xyz); norm.xyz = decode_normal(abnormal.xy); @@ -490,7 +297,7 @@ void main() vec4 color = vec4(0,0,0,0); - color.rgb = atmosAmbient(color.rgb); + color.rgb = atmosFragAmbient(color.rgb, amblit); color.a = final_alpha; float ambient = abs(da); @@ -499,13 +306,13 @@ void main() ambient = (1.0-ambient); color.rgb *= ambient; - color.rgb += atmosAffectDirectionalLight(final_da); + color.rgb += atmosFragAffectDirectionalLight(final_da, sunlit); color.rgb *= gamma_diff.rgb; //color.rgb = mix(diff.rgb, color.rgb, final_alpha); - color.rgb = atmosLighting(color.rgb); - color.rgb = scaleSoftClip(color.rgb); + color.rgb = atmosFragLighting(color.rgb, additive, atten); + color.rgb = scaleFragSoftClip(color.rgb); vec4 light = vec4(0,0,0,0); diff --git a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl index d14805eccf..a90e433622 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl @@ -40,6 +40,12 @@ vec4 applyWaterFogView(vec3 pos, vec4 color); vec3 srgb_to_linear(vec3 cs); vec3 linear_to_srgb(vec3 cl); +vec3 atmosFragAmbient(vec3 l, vec3 ambient); +vec3 atmosFragLighting(vec3 l, vec3 additive, vec3 atten); +vec3 scaleFragSoftClip(vec3 l); +vec3 atmosFragAffectDirectionalLight(float intensity, vec3 sunlit); +void calcFragAtmospherics(vec3 inPositionEye, float ambFactor, out vec3 sunlit, out vec3 amblit, out vec3 additive, out vec3 atten); + #if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_BLEND) #ifdef DEFINE_GL_FRAGCOLOR @@ -88,19 +94,6 @@ 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; @@ -109,13 +102,6 @@ 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; @@ -209,198 +195,6 @@ vec4 getPosition_d(vec2 pos_screen, float depth) 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) -{ - //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); -} - -vec3 fullbrightScaleSoftClip(vec3 light) -{ - //soft clip effect: - return light; -} #else #ifdef DEFINE_GL_FRAGCOLOR @@ -585,7 +379,12 @@ void main() vec3 col = vec3(0.0f,0.0f,0.0f); float bloom = 0.0; - calcAtmospherics(pos.xyz, 1.0); + vec3 sunlit; + vec3 amblit; + vec3 additive; + vec3 atten; + + calcFragAtmospherics(pos.xyz, 1.0, sunlit, amblit, additive, atten); vec3 refnormpersp = normalize(reflect(pos.xyz, norm.xyz)); @@ -598,7 +397,7 @@ void main() final_da = min(final_da, 1.0f); final_da = pow(final_da, 1.0/1.3); - col.rgb = atmosAmbient(col); + col.rgb = atmosFragAmbient(col, amblit); float ambient = min(abs(da), 1.0); ambient *= 0.5; @@ -607,7 +406,7 @@ void main() col.rgb *= ambient; - col.rgb = col.rgb + atmosAffectDirectionalLight(final_da); + col.rgb = col.rgb + atmosFragAffectDirectionalLight(final_da, sunlit); col.rgb *= gamma_diff.rgb; @@ -620,7 +419,7 @@ void main() // float sa = dot(refnormpersp, sun_dir.xyz); - vec3 dumbshiny = vary_SunlitColor*shadow*(texture2D(lightFunc, vec2(sa, spec.a)).r); + vec3 dumbshiny = sunlit*shadow*(texture2D(lightFunc, vec2(sa, spec.a)).r); // add the two types of shiny together vec3 spec_contrib = dumbshiny * spec.rgb; @@ -654,8 +453,8 @@ void main() //col = mix(atmosLighting(col), fullbrightAtmosTransport(col), diffuse.a); //col = mix(scaleSoftClip(col), fullbrightScaleSoftClip(col), diffuse.a); - col = atmosLighting(col); - col = scaleSoftClip(col); + col = atmosFragLighting(col, additive, atten); + col = scaleFragSoftClip(col); //convert to linear space before adding local lights col = srgb_to_linear(col); diff --git a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl index 5983d74cbc..fbfd43a4da 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl @@ -51,33 +51,13 @@ 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; 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; @@ -89,6 +69,15 @@ vec3 srgb_to_linear(vec3 cs); vec3 linear_to_srgb(vec3 cl); vec3 decode_normal (vec2 enc); +vec3 atmosFragAmbient(vec3 l, vec3 ambient); +vec3 atmosFragLighting(vec3 l, vec3 additive, vec3 atten); +vec3 scaleFragSoftClip(vec3 l); +vec3 atmosFragAffectDirectionalLight(float intensity, vec3 sunlit); +vec3 fullbrightFragAtmosTransport(vec3 l, vec3 additive, vec3 atten); +vec3 fullbrightScaleSoftClipFrag(vec3 l, vec3 atten); + +void calcFragAtmospherics(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; @@ -107,196 +96,6 @@ vec4 getPosition(vec2 pos_screen) 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(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 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() { @@ -324,9 +123,13 @@ void main() vec3 col; float bloom = 0.0; { - calcAtmospherics(pos.xyz, 1.0); + vec3 sunlit; + vec3 amblit; + vec3 additive; + vec3 atten; + calcFragAtmospherics(pos.xyz, 1.0, sunlit, amblit, additive, atten); - col = atmosAmbient(vec3(0)); + col = atmosFragAmbient(vec3(0), amblit); float ambient = min(abs(dot(norm.xyz, sun_dir.xyz)), 1.0); ambient *= 0.5; ambient *= ambient; @@ -334,7 +137,7 @@ void main() col.rgb *= ambient; - col += atmosAffectDirectionalLight(final_da); + col += atmosFragAffectDirectionalLight(final_da, sunlit); col *= diffuse.rgb; @@ -346,7 +149,7 @@ void main() // float sa = dot(refnormpersp, sun_dir.xyz); - vec3 dumbshiny = vary_SunlitColor*(texture2D(lightFunc, vec2(sa, spec.a)).r); + vec3 dumbshiny = sunlit*(texture2D(lightFunc, vec2(sa, spec.a)).r); // add the two types of shiny together vec3 spec_contrib = dumbshiny * spec.rgb; @@ -370,8 +173,8 @@ void main() if (norm.w < 0.5) { - col = mix(atmosLighting(col), fullbrightAtmosTransport(col), diffuse.a); - col = mix(scaleSoftClip(col), fullbrightScaleSoftClip(col), diffuse.a); + col = mix(atmosFragLighting(col, additive, atten), fullbrightFragAtmosTransport(col, atten, additive), diffuse.a); + col = mix(scaleFragSoftClip(col), fullbrightScaleSoftClipFrag(col, atten), diffuse.a); } #ifdef WATER_FOG diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsF.glsl index aacc503e13..584bd568c5 100644 --- a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsF.glsl @@ -31,3 +31,8 @@ vec3 atmosLighting(vec3 light) return light; } + +void calcFragAtmospherics(vec3 inPositionEye, float ambFactor) { + /* stub function for fallback compatibility on class1 hardware */ +} + diff --git a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl index fc69f6a69c..c20092bfe0 100644 --- a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl +++ b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl @@ -70,13 +70,6 @@ uniform mat3 ssao_effect_mat; uniform vec3 sun_dir; 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; @@ -84,6 +77,12 @@ vec3 srgb_to_linear(vec3 cs); vec3 linear_to_srgb(vec3 cl); vec3 decode_normal (vec2 enc); +vec3 atmosFragAmbient(vec3 l, vec3 ambient); +vec3 atmosFragLighting(vec3 l, vec3 additive, vec3 atten); +vec3 scaleFragSoftClip(vec3 l); +vec3 atmosFragAffectDirectionalLight(float intensity, vec3 sunlit); +void calcFragAtmospherics(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; @@ -102,243 +101,11 @@ vec4 getPosition(vec2 pos_screen) 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(vec3(sunlight * .5)); - setAmblitColor(vec3(tmpAmbient * .25)); - setAdditiveColor(getAdditiveColor() * vec3(1.0 - temp1)); -} #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 applyWaterFogDeferred(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; @@ -372,8 +139,13 @@ void main() float ambocc = scol_ambocc.g; + + vec3 sunlit; + vec3 amblit; + vec3 additive; + vec3 atten; - calcAtmospherics(pos.xyz, ambocc); + calcFragAtmospherics(pos.xyz, ambocc, sunlit, amblit, additive, atten); col = atmosAmbient(vec3(0)); float ambient = min(abs(dot(norm.xyz, sun_dir.xyz)), 1.0); @@ -383,7 +155,7 @@ void main() col.rgb *= ambient; - col += atmosAffectDirectionalLight(max(min(da, scol), 0.0)); + col += atmosFragAffectDirectionalLight(max(min(da, scol), 0.0), sunlit); col *= diffuse.rgb; @@ -419,8 +191,8 @@ void main() if (norm.w < 0.5) { - col = mix(atmosLighting(col), fullbrightAtmosTransport(col), diffuse.a); - col = mix(scaleSoftClip(col), fullbrightScaleSoftClip(col), diffuse.a); + col = mix(atmosFragLighting(col, additive, atten), fullbrightFragAtmosTransport(col, atten, additive), diffuse.a); + col = mix(scaleFragSoftClip(col), fullbrightFragScaleSoftClip(col), diffuse.a); } #ifdef WATER_FOG diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl index fea3cbf69b..fee1a7f311 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsF.glsl @@ -22,23 +22,127 @@ * 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 gamma; uniform vec4 cloud_pos_density1; +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 ssao_effect_mat; -vec3 atmosLighting(vec3 light) +vec3 scaleFragSoftClip(vec3 light) +{ + //soft clip effect: + light = 1. - clamp(light, vec3(0.), vec3(1.)); + light = 1. - pow(light, gamma.xxx); + return light; +} + +vec3 atmosFragLighting(vec3 light, vec3 additive, vec3 atten) { - light *= getAtmosAttenuation().r; - light += getAdditiveColor(); + 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 = 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 + 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/class2/windlight/atmosphericsHelpersF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl new file mode 100644 index 0000000000..3582759e62 --- /dev/null +++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsHelpersF.glsl @@ -0,0 +1,49 @@ +/** + * @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; + +vec3 atmosFragAmbient(vec3 light, vec3 amblit) +{ + return amblit + light / 2.0; +} + +vec3 atmosFragAffectDirectionalLight(float lightIntensity, vec3 sunlit) +{ + return sunlit * lightIntensity; +} + +vec3 scaleDownLightFrag(vec3 light) +{ + return (light / scene_light_strength ); +} + +vec3 scaleUpLightFrag(vec3 light) +{ + return (light * scene_light_strength); +} + diff --git a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl index 478373d729..2db633cd01 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/gammaF.glsl @@ -38,7 +38,12 @@ vec3 scaleSoftClip(vec3 light) { return light; } +vec3 fullbrightScaleSoftClipFrag(vec3 light, vec3 atten) +{ + return mix(scaleSoftClip(light.rgb), light.rgb, atten); +} + vec3 fullbrightScaleSoftClip(vec3 light) { - return mix(scaleSoftClip(light.rgb), light.rgb, getAtmosAttenuation()); + return fullbrightScaleSoftClipFrag(light.rgb, getAtmosAttenuation()); } diff --git a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl index 8a8e4cb0f6..82e1d7fe35 100644 --- a/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl +++ b/indra/newview/app_settings/shaders/class2/windlight/transportF.glsl @@ -33,21 +33,30 @@ vec3 getAtmosAttenuation(); uniform sampler2D cloudMap; uniform vec4 cloud_pos_density1; -vec3 atmosTransport(vec3 light) { - light *= getAtmosAttenuation().r; - light += getAdditiveColor() * 2.0; +vec3 atmosFragTransport(vec3 light, vec3 atten, vec3 additive) { + light *= atten.r; + light += additive * 2.0; return light; } -vec3 fullbrightAtmosTransport(vec3 light) { +vec3 fullbrightFragAtmosTransport(vec3 light, vec3 atten, vec3 additive) { float brightness = dot(light.rgb, vec3(0.33333)); - - return mix(atmosTransport(light.rgb), light.rgb + getAdditiveColor().rgb, brightness * brightness); + return mix(atmosFragTransport(light.rgb, atten, additive), light.rgb + additive.rgb, brightness * brightness); } -vec3 fullbrightShinyAtmosTransport(vec3 light) { +vec3 fullbrightFragShinyAtmosTransport(vec3 light, vec3 atten, vec3 additive) { float brightness = dot(light.rgb, vec3(0.33333)); + return mix(atmosFragTransport(light.rgb, atten, additive), (light.rgb + additive.rgb) * (2.0 - brightness), brightness * brightness); +} - return mix(atmosTransport(light.rgb), (light.rgb + getAdditiveColor().rgb) * (2.0 - brightness), brightness * brightness); +vec3 atmosTransport(vec3 light) { + return atmosFragTransport(light, getAtmosAttenuation(), getAdditiveColor()); } +vec3 fullbrightAtmosTransport(vec3 light) { + return fullbrightFragAtmosTransport(light, getAtmosAttenuation(), getAdditiveColor()); +} + +vec3 fullbrightShinyAtmosTransport(vec3 light) { + return fullbrightFragShinyAtmosTransport(light, getAtmosAttenuation(), getAdditiveColor()); +} diff --git a/indra/newview/llviewershadermgr.cpp b/indra/newview/llviewershadermgr.cpp index abb0f78c98..54f48baa97 100644 --- a/indra/newview/llviewershadermgr.cpp +++ b/indra/newview/llviewershadermgr.cpp @@ -941,9 +941,10 @@ BOOL LLViewerShaderMgr::loadBasicShaders() ch = llmax(LLGLSLShader::sIndexedTextureChannels-1, 1); } - std::vector<S32> index_channels; + std::vector<S32> index_channels; index_channels.push_back(-1); shaders.push_back( make_pair( "windlight/atmosphericsVarsF.glsl", mVertexShaderLevel[SHADER_WINDLIGHT] ) ); index_channels.push_back(-1); shaders.push_back( make_pair( "windlight/atmosphericsVarsWaterF.glsl", mVertexShaderLevel[SHADER_WINDLIGHT] ) ); + index_channels.push_back(-1); shaders.push_back( make_pair( "windlight/atmosphericsHelpersF.glsl", mVertexShaderLevel[SHADER_WINDLIGHT] ) ); index_channels.push_back(-1); shaders.push_back( make_pair( "windlight/gammaF.glsl", mVertexShaderLevel[SHADER_WINDLIGHT]) ); index_channels.push_back(-1); shaders.push_back( make_pair( "windlight/atmosphericsF.glsl", mVertexShaderLevel[SHADER_WINDLIGHT] ) ); index_channels.push_back(-1); shaders.push_back( make_pair( "windlight/transportF.glsl", mVertexShaderLevel[SHADER_WINDLIGHT] ) ); @@ -1316,6 +1317,9 @@ BOOL LLViewerShaderMgr::loadShadersDeferred() gDeferredSkinnedAlphaProgram.mFeatures.hasSrgb = true; gDeferredSkinnedAlphaProgram.mFeatures.decodesNormal = true; gDeferredSkinnedAlphaProgram.mFeatures.encodesNormal = true; + gDeferredSkinnedAlphaProgram.mFeatures.calculatesAtmospherics = true; + gDeferredSkinnedAlphaProgram.mFeatures.hasAtmospherics = true; + gDeferredSkinnedAlphaProgram.mShaderFiles.clear(); gDeferredSkinnedAlphaProgram.mShaderFiles.push_back(make_pair("deferred/alphaV.glsl", GL_VERTEX_SHADER_ARB)); gDeferredSkinnedAlphaProgram.mShaderFiles.push_back(make_pair("deferred/alphaF.glsl", GL_FRAGMENT_SHADER_ARB)); @@ -1382,6 +1386,8 @@ BOOL LLViewerShaderMgr::loadShadersDeferred() gDeferredMaterialProgram[i].mFeatures.hasSrgb = true; gDeferredMaterialProgram[i].mFeatures.decodesNormal = true; gDeferredMaterialProgram[i].mFeatures.encodesNormal = true; + gDeferredMaterialProgram[i].mFeatures.calculatesAtmospherics = true; + gDeferredMaterialProgram[i].mFeatures.hasAtmospherics = true; if (has_skin) { @@ -1415,6 +1421,8 @@ BOOL LLViewerShaderMgr::loadShadersDeferred() gDeferredMaterialWaterProgram[i].mFeatures.hasSrgb = true; gDeferredMaterialWaterProgram[i].mFeatures.decodesNormal = true; gDeferredMaterialWaterProgram[i].mFeatures.encodesNormal = true; + gDeferredMaterialWaterProgram[i].mFeatures.calculatesAtmospherics = true; + gDeferredMaterialWaterProgram[i].mFeatures.hasAtmospherics = true; if (has_skin) { @@ -1582,6 +1590,8 @@ BOOL LLViewerShaderMgr::loadShadersDeferred() gDeferredAlphaProgram.mFeatures.hasSrgb = true; gDeferredAlphaProgram.mFeatures.decodesNormal = true; gDeferredAlphaProgram.mFeatures.encodesNormal = true; + gDeferredAlphaProgram.mFeatures.calculatesAtmospherics = true; + gDeferredAlphaProgram.mFeatures.hasAtmospherics = true; if (mVertexShaderLevel[SHADER_DEFERRED] < 1) { @@ -1655,6 +1665,8 @@ BOOL LLViewerShaderMgr::loadShadersDeferred() gDeferredAlphaWaterProgram.mFeatures.hasSrgb = true; gDeferredAlphaWaterProgram.mFeatures.decodesNormal = true; gDeferredAlphaWaterProgram.mFeatures.encodesNormal = true; + gDeferredAlphaWaterProgram.mFeatures.calculatesAtmospherics = true; + gDeferredAlphaWaterProgram.mFeatures.hasAtmospherics = true; if (mVertexShaderLevel[SHADER_DEFERRED] < 1) { @@ -1861,6 +1873,11 @@ BOOL LLViewerShaderMgr::loadShadersDeferred() gDeferredSoftenProgram.mShaderFiles.clear(); gDeferredSoftenProgram.mFeatures.hasSrgb = true; gDeferredSoftenProgram.mFeatures.decodesNormal = true; + gDeferredSoftenProgram.mFeatures.calculatesAtmospherics = true; + gDeferredSoftenProgram.mFeatures.hasAtmospherics = true; + gDeferredSoftenProgram.mFeatures.hasTransport = true; + gDeferredSoftenProgram.mFeatures.hasGamma = true; + gDeferredSoftenProgram.mShaderFiles.push_back(make_pair("deferred/softenLightV.glsl", GL_VERTEX_SHADER_ARB)); gDeferredSoftenProgram.mShaderFiles.push_back(make_pair("deferred/softenLightF.glsl", GL_FRAGMENT_SHADER_ARB)); @@ -1887,6 +1904,10 @@ BOOL LLViewerShaderMgr::loadShadersDeferred() gDeferredSoftenWaterProgram.mFeatures.hasWaterFog = true; gDeferredSoftenWaterProgram.mFeatures.hasSrgb = true; gDeferredSoftenWaterProgram.mFeatures.decodesNormal = true; + gDeferredSoftenWaterProgram.mFeatures.calculatesAtmospherics = true; + gDeferredSoftenWaterProgram.mFeatures.hasAtmospherics = true; + gDeferredSoftenWaterProgram.mFeatures.hasTransport = true; + gDeferredSoftenWaterProgram.mFeatures.hasGamma = true; if (gSavedSettings.getBOOL("RenderDeferredSSAO")) { //if using SSAO, take screen space light map into account as if shadows are enabled @@ -1988,6 +2009,11 @@ BOOL LLViewerShaderMgr::loadShadersDeferred() gDeferredAvatarAlphaProgram.mFeatures.hasSrgb = true; gDeferredAvatarAlphaProgram.mFeatures.encodesNormal = true; gDeferredAvatarAlphaProgram.mFeatures.decodesNormal = true; + gDeferredAvatarAlphaProgram.mFeatures.calculatesAtmospherics = true; + gDeferredAvatarAlphaProgram.mFeatures.hasAtmospherics = true; + gDeferredAvatarAlphaProgram.mFeatures.hasTransport = true; + gDeferredAvatarAlphaProgram.mFeatures.hasGamma = true; + gDeferredAvatarAlphaProgram.mShaderFiles.clear(); gDeferredAvatarAlphaProgram.mShaderFiles.push_back(make_pair("deferred/alphaV.glsl", GL_VERTEX_SHADER_ARB)); gDeferredAvatarAlphaProgram.mShaderFiles.push_back(make_pair("deferred/alphaF.glsl", GL_FRAGMENT_SHADER_ARB)); |