diff options
Diffstat (limited to 'indra/newview/app_settings/shaders/class1/environment')
6 files changed, 234 insertions, 103 deletions
diff --git a/indra/newview/app_settings/shaders/class1/environment/terrainF.glsl b/indra/newview/app_settings/shaders/class1/environment/terrainF.glsl index f0837dd4ca..18f6d91804 100644 --- a/indra/newview/app_settings/shaders/class1/environment/terrainF.glsl +++ b/indra/newview/app_settings/shaders/class1/environment/terrainF.glsl @@ -1,4 +1,4 @@ -/** +/** * @file terrainF.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ @@ -27,22 +27,38 @@ out vec4 gl_FragColor; #endif -uniform sampler2D detail0; -uniform sampler2D detail1; -uniform sampler2D alphaRamp; +VARYING vec4 vertex_color; +VARYING vec4 vary_texcoord0; +VARYING vec4 vary_texcoord1; -VARYING vec2 vary_texcoord0; -VARYING vec2 vary_texcoord1; -VARYING vec2 vary_texcoord2; -VARYING vec2 vary_texcoord3; +uniform sampler2D detail_0; +uniform sampler2D detail_1; +uniform sampler2D detail_2; +uniform sampler2D detail_3; +uniform sampler2D alpha_ramp; -void main() +vec3 atmosLighting(vec3 light); + +vec3 scaleSoftClip(vec3 color); + +void main() { - float a = texture2D(alphaRamp, vary_texcoord1.xy).a; - vec3 color = mix(texture2D(detail1, vary_texcoord2.xy).rgb, - texture2D(detail0, vary_texcoord0.xy).rgb, - a); + /// Note: This should duplicate the blending functionality currently used for the terrain rendering. + + /// TODO Confirm tex coords and bind them appropriately in vert shader. + 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); - gl_FragColor.rgb = color; - gl_FragColor.a = texture2D(alphaRamp, vary_texcoord3.xy).a; + 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 ); + + /// Add WL Components + outColor.rgb = atmosLighting(outColor.rgb * vertex_color.rgb); + + gl_FragColor = vec4(scaleSoftClip(outColor.rgb), 1.0); } + diff --git a/indra/newview/app_settings/shaders/class1/environment/terrainV.glsl b/indra/newview/app_settings/shaders/class1/environment/terrainV.glsl index d4a62db684..f183b885d1 100644 --- a/indra/newview/app_settings/shaders/class1/environment/terrainV.glsl +++ b/indra/newview/app_settings/shaders/class1/environment/terrainV.glsl @@ -1,4 +1,4 @@ -/** +/** * @file terrainV.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ @@ -25,9 +25,6 @@ uniform mat3 normal_matrix; uniform mat4 texture_matrix0; -uniform mat4 texture_matrix1; -uniform mat4 texture_matrix2; -uniform mat4 texture_matrix3; uniform mat4 modelview_matrix; uniform mat4 modelview_projection_matrix; @@ -39,14 +36,12 @@ ATTRIBUTE vec3 normal; ATTRIBUTE vec4 diffuse_color; ATTRIBUTE vec2 texcoord0; ATTRIBUTE vec2 texcoord1; -ATTRIBUTE vec2 texcoord2; -ATTRIBUTE vec2 texcoord3; VARYING vec4 vertex_color; -VARYING vec2 vary_texcoord0; -VARYING vec2 vary_texcoord1; -VARYING vec2 vary_texcoord2; -VARYING vec2 vary_texcoord3; +VARYING vec4 vary_texcoord0; +VARYING vec4 vary_texcoord1; + +void calcAtmospherics(vec3 inPositionEye); vec4 calcLighting(vec3 pos, vec3 norm, vec4 color, vec4 baseCol); @@ -68,16 +63,26 @@ void main() { //transform vertex gl_Position = modelview_projection_matrix * vec4(position.xyz, 1.0); - - vec4 pos = modelview_matrix * vec4(position, 1.0); + + vec4 pos = modelview_matrix * vec4(position.xyz, 1.0); vec3 norm = normalize(normal_matrix * normal); - - vec4 color = calcLighting(pos.xyz, norm, vec4(1,1,1,1), diffuse_color); + + calcAtmospherics(pos.xyz); + + /// Potentially better without it for water. + pos /= pos.w; + + vec4 color = calcLighting(pos.xyz, norm, diffuse_color, vec4(0)); vertex_color = color; + + // Transform and pass tex coords + vary_texcoord0.xy = texgen_object(vec4(position.xyz, 1.0), vec4(texcoord0,0,1), texture_matrix0, object_plane_s, object_plane_t).xy; - vary_texcoord0 = texgen_object(vec4(position.xyz, 1.0),vec4(texcoord0,0,1),texture_matrix0,object_plane_s,object_plane_t).xy; - vary_texcoord1 = (texture_matrix1*vec4(texcoord1,0,1)).xy; - vary_texcoord2 = texgen_object(vec4(position.xyz, 1.0),vec4(texcoord2,0,1),texture_matrix2,object_plane_s,object_plane_t).xy; - vary_texcoord3 = (texture_matrix3*vec4(texcoord3,0,1)).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/environment/terrainWaterF.glsl b/indra/newview/app_settings/shaders/class1/environment/terrainWaterF.glsl index b84f29423f..e5c7ced52c 100644 --- a/indra/newview/app_settings/shaders/class1/environment/terrainWaterF.glsl +++ b/indra/newview/app_settings/shaders/class1/environment/terrainWaterF.glsl @@ -1,4 +1,4 @@ -/** +/** * @file terrainWaterF.glsl * * $LicenseInfo:firstyear=2007&license=viewerlgpl$ @@ -27,24 +27,39 @@ out vec4 gl_FragColor; #endif -// this class1 shader is just a copy of terrainF +VARYING vec4 vertex_color; +VARYING vec4 vary_texcoord0; +VARYING vec4 vary_texcoord1; -uniform sampler2D detail0; -uniform sampler2D detail1; -uniform sampler2D alphaRamp; +uniform sampler2D detail_0; +uniform sampler2D detail_1; +uniform sampler2D detail_2; +uniform sampler2D detail_3; +uniform sampler2D alpha_ramp; -VARYING vec2 vary_texcoord0; -VARYING vec2 vary_texcoord1; -VARYING vec2 vary_texcoord2; -VARYING vec2 vary_texcoord3; +vec3 atmosLighting(vec3 light); -void main() +vec4 applyWaterFog(vec4 color); + +void main() { - float a = texture2D(alphaRamp, vary_texcoord1.xy).a; - vec3 color = mix(texture2D(detail1, vary_texcoord2.xy).rgb, - texture2D(detail0, vary_texcoord0.xy).rgb, - a); + /// Note: This should duplicate the blending functionality currently used for the terrain rendering. + + /// TODO Confirm tex coords and bind them appropriately in vert shader. + 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); - gl_FragColor.rgb = color; - gl_FragColor.a = texture2D(alphaRamp, vary_texcoord3.xy).a; + 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 ); + + /// Add WL Components + outColor.rgb = atmosLighting(outColor.rgb * vertex_color.rgb); + + outColor = applyWaterFog(outColor); + gl_FragColor = outColor; } + diff --git a/indra/newview/app_settings/shaders/class1/environment/underWaterF.glsl b/indra/newview/app_settings/shaders/class1/environment/underWaterF.glsl index 2e138d35bf..1fdb90f792 100644 --- a/indra/newview/app_settings/shaders/class1/environment/underWaterF.glsl +++ b/indra/newview/app_settings/shaders/class1/environment/underWaterF.glsl @@ -30,31 +30,75 @@ out vec4 gl_FragColor; 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; -void main() +vec4 applyWaterFog(vec4 color, vec3 viewVec) { - vec4 color; + //normalize view vector + vec3 view = normalize(viewVec); + float es = -view.z; + + //find intersection point with water plane and eye vector - //get bigwave normal - vec3 wavef = texture2D(bumpMap, vec2(refCoord.w, view.w)).xyz*2.0; - - //get detail normals - vec3 dcol = texture2D(bumpMap, littleWave.xy).rgb*0.75; - dcol += texture2D(bumpMap, littleWave.zw).rgb*1.25; - - //interpolate between big waves and little waves (big waves in deep water) - wavef = (wavef+dcol)*0.5; + //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); +} - //crunch normal to range [-1,1] - wavef -= vec3(1,1,1); +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; @@ -62,6 +106,5 @@ void main() vec4 fb = texture2D(screenTex, distort); - gl_FragColor.rgb = mix(waterFogColor.rgb, fb.rgb, waterFogColor.a * 0.001 + 0.999); - gl_FragColor.a = fb.a; + gl_FragColor = applyWaterFog(fb,view.xyz); } diff --git a/indra/newview/app_settings/shaders/class1/environment/waterF.glsl b/indra/newview/app_settings/shaders/class1/environment/waterF.glsl index 1512074dda..444c896d38 100644 --- a/indra/newview/app_settings/shaders/class1/environment/waterF.glsl +++ b/indra/newview/app_settings/shaders/class1/environment/waterF.glsl @@ -29,16 +29,13 @@ out vec4 gl_FragColor; vec3 scaleSoftClip(vec3 inColor); vec3 atmosTransport(vec3 inColor); -vec3 applyWaterFog(vec4 inColor); -uniform sampler2D diffuseMap; uniform sampler2D bumpMap; uniform sampler2D screenTex; uniform sampler2D refTex; uniform float sunAngle; uniform float sunAngle2; -uniform float scaledAngle; uniform vec3 lightDir; uniform vec3 specular; uniform float lightExp; @@ -49,7 +46,7 @@ uniform vec3 normScale; uniform float fresnelScale; uniform float fresnelOffset; uniform float blurMultiplier; -uniform vec4 fogCol; + //bigWave is (refCoord.w, view.w); VARYING vec4 refCoord; @@ -58,58 +55,83 @@ VARYING vec4 view; void main() { - vec3 viewVec = view.xyz; vec4 color; - float dist = length(viewVec.xy); + float dist = length(view.xy); //normalize view vector - viewVec = normalize(viewVec); + vec3 viewVec = normalize(view.xyz); //get wave normals - vec3 wavef = texture2D(bumpMap, vec2(refCoord.w, view.w)).xyz*2.0; - - //get detail normals - vec3 dcol = texture2D(bumpMap, littleWave.xy).rgb*0.75; - dcol += texture2D(bumpMap, littleWave.zw).rgb*1.25; - - //interpolate between big waves and little waves (big waves in deep water) - wavef = (wavef + dcol) * 0.5; - - //crunch normal to range [-1,1] - wavef -= vec3(1,1,1); - wavef = normalize(wavef); - + 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 - float df = dot(viewVec,wavef) * fresnelScale + fresnelOffset; + 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 refdistort = wavef.xy*dot(normScale, vec3(0.333)); - vec2 refvec = distort+refdistort/dist; - vec4 refcol = texture2D(refTex, refvec); + 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, lightExp); + spec = pow(spec, 128.0); //figure out distortion vector (ripply) - vec2 distort2 = distort+wavef.xy*refScale/max(dist*df, 1.0); + vec2 distort2 = distort+wavef.xy*refScale/max(dmod*df1, 1.0); vec4 fb = texture2D(screenTex, distort2); //mix with reflection - color.rgb = mix(mix(fogCol.rgb, fb.rgb, fogCol.a), refcol.rgb, df); + // 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 = applyWaterFog(color);//atmosTransport(color.rgb); + color.rgb = atmosTransport(color.rgb); color.rgb = scaleSoftClip(color.rgb); color.a = spec * sunAngle2; diff --git a/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl b/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl index 45bd5c8b42..4bdfce9260 100644 --- a/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl +++ b/indra/newview/app_settings/shaders/class1/environment/waterFogF.glsl @@ -25,20 +25,50 @@ - +uniform vec4 lightnorm; +uniform vec4 waterPlane; uniform vec4 waterFogColor; -uniform float waterFogEnd; +uniform float waterFogDensity; +uniform float waterFogKS; + +vec3 getPositionEye(); vec4 applyWaterFog(vec4 color) { - // GL_EXP2 Fog - //float fog = exp(-gl_Fog.density * gl_Fog.density * fog_depth * fog_depth); - // GL_EXP Fog - // float fog = exp(-gl_Fog.density * fog_depth); - // GL_LINEAR Fog - float fog = (waterFogEnd - fog_depth) * gl_Fog.scale; - fog = clamp(fog, 0.0, 1.0); - color.rgb = mix(waterFogColor.rgb, color.rgb, fog); + //normalize view vector + vec3 view = normalize(getPositionEye()); + 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(getPositionEye() - 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; } |