diff options
Diffstat (limited to 'indra/newview/app_settings/shaders/class1/deferred')
4 files changed, 234 insertions, 13 deletions
diff --git a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl index 027c6eeadb..9ce4d89df7 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl @@ -51,7 +51,6 @@ vec3 linear_to_srgb(vec3 cl) return 1.055 * pow(cl, vec3(0.41666)) - 0.055; } - #if (DIFFUSE_ALPHA_MODE == DIFFUSE_ALPHA_MODE_BLEND) #ifdef DEFINE_GL_FRAGCOLOR @@ -136,6 +135,52 @@ uniform vec3 light_direction[8]; uniform vec3 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); @@ -221,10 +266,6 @@ vec4 getPosition_d(vec2 pos_screen, float depth) return pos; } -vec3 getPositionEye() -{ - return vary_PositionEye; -} vec3 getSunlitColor() { return vary_SunlitColor; @@ -672,7 +713,6 @@ void main() //convert to linear space before adding local lights col = srgb_to_linear(col); - vec3 npos = normalize(-pos.xyz); #define LIGHT_LOOP(i) col.rgb = col.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); @@ -685,13 +725,17 @@ void main() LIGHT_LOOP(6) LIGHT_LOOP(7) + glare = min(glare, 1.0); + float al = max(diffcol.a,glare)*vertex_color.a; - //convert to gamma space for display on screen - col.rgb = linear_to_srgb(col.rgb); +#ifdef WATER_FOG + vec4 temp = applyWaterFogDeferred(pos, vec4(col.rgb, al)); + col.rgb = temp.rgb; + al = temp.a; +#endif frag_color.rgb = col.rgb; - glare = min(glare, 1.0); - frag_color.a = max(diffcol.a,glare)*vertex_color.a; + frag_color.a = al; #else frag_data[0] = final_color; @@ -699,3 +743,4 @@ void main() 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 b25032866b..393d1e69da 100644 --- a/indra/newview/app_settings/shaders/class1/deferred/materialV.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/materialV.glsl @@ -142,3 +142,4 @@ vary_normal = n; #endif #endif } + diff --git a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl index dc2519bd0a..953f0189f0 100755 --- a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl +++ b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl @@ -133,6 +133,7 @@ vec3 getPositionEye() { return vary_PositionEye; } + vec3 getSunlitColor() { return vary_SunlitColor; @@ -175,6 +176,53 @@ 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; +} +#endif + void calcAtmospherics(vec3 inPositionEye, float ambFactor) { vec3 P = inPositionEye; @@ -388,7 +436,14 @@ void main() 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 = mix(scaleSoftClip(col), fullbrightScaleSoftClip(col), diffuse.a); } col = srgb_to_linear(col); @@ -397,7 +452,7 @@ void main() //col.g = envIntensity; } - frag_color.rgb = col; - + frag_color.rgb = col.rgb; frag_color.a = bloom; } + diff --git a/indra/newview/app_settings/shaders/class1/deferred/underWaterF.glsl b/indra/newview/app_settings/shaders/class1/deferred/underWaterF.glsl new file mode 100644 index 0000000000..c160b38cfe --- /dev/null +++ b/indra/newview/app_settings/shaders/class1/deferred/underWaterF.glsl @@ -0,0 +1,120 @@ +/** + * @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 + * $/LicenseInfo$ + */ + +#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; + +vec2 encode_normal(vec3 n) +{ + float f = sqrt(8 * n.z + 8); + return n.xy / f + 0.5; +} + +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); +} + +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, 0.5); // 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 +} |