SH-2908 Rework indexed texture rendering to use a uvec4 instead of a float for texture indices in the data stream. Also rework gl_FragColor overrides to not collide with some odd driver implementations.

24 files changed, 97 insertions, 49 deletions

diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightAlphaMaskF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightAlphaMaskF.glsl
index 10413bdeb0..aabff3196a 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightAlphaMaskF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightAlphaMaskF.glsl
@@ -24,7 +24,9 @@
  */
  
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
 
 uniform float minimum_alpha;
@@ -48,6 +50,6 @@ void default_lighting()
 
 	color.rgb = scaleSoftClip(color.rgb);
 
-	gl_FragColor = color;
+	frag_color = color;
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightAlphaMaskNonIndexedF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightAlphaMaskNonIndexedF.glsl
index 1164e5b0a6..6e6aec8532 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightAlphaMaskNonIndexedF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightAlphaMaskNonIndexedF.glsl
@@ -24,7 +24,9 @@
  */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
 
 uniform float minimum_alpha;
@@ -50,6 +52,6 @@ void default_lighting()
 
 	color.rgb = scaleSoftClip(color.rgb);
 
-	gl_FragColor = color;
+	frag_color = color;
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightF.glsl
index 735f5b3813..f9a3eb8d90 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightF.glsl
@@ -24,7 +24,9 @@
  */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
 
 VARYING vec4 vertex_color;
@@ -41,6 +43,6 @@ void default_lighting()
 
 	color.rgb = scaleSoftClip(color.rgb);
 
-	gl_FragColor = color;
+	frag_color = color;
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightAlphaMaskF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightAlphaMaskF.glsl
index ba99c0ed71..a3eb133133 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightAlphaMaskF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightAlphaMaskF.glsl
@@ -24,7 +24,9 @@
  */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
 
 uniform float minimum_alpha;
@@ -48,6 +50,6 @@ void fullbright_lighting()
 	
 	color.rgb = fullbrightScaleSoftClip(color.rgb);
 
-	gl_FragColor = color;
+	frag_color = color;
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightF.glsl
index c3edc0bd70..222c6bbf0e 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightF.glsl
@@ -24,7 +24,9 @@
  */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
 
 VARYING vec4 vertex_color;
@@ -41,6 +43,6 @@ void fullbright_lighting()
 	
 	color.rgb = fullbrightScaleSoftClip(color.rgb);
 
-	gl_FragColor = color;
+	frag_color = color;
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightNonIndexedAlphaMaskF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightNonIndexedAlphaMaskF.glsl
index 276fad4f44..441fcd0d7a 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightNonIndexedAlphaMaskF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightNonIndexedAlphaMaskF.glsl
@@ -24,7 +24,9 @@
  */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
 
 uniform float minimum_alpha;
@@ -50,6 +52,6 @@ void fullbright_lighting()
 	
 	color.rgb = fullbrightScaleSoftClip(color.rgb);
 
-	gl_FragColor = color;
+	frag_color = color;
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightNonIndexedF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightNonIndexedF.glsl
index 4e1e664e6b..7020fbc72b 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightNonIndexedF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightNonIndexedF.glsl
@@ -24,7 +24,9 @@
  */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
 
 VARYING vec4 vertex_color;
@@ -43,6 +45,6 @@ void fullbright_lighting()
 	
 	color.rgb = fullbrightScaleSoftClip(color.rgb);
 
-	gl_FragColor = color;
+	frag_color = color;
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightShinyF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightShinyF.glsl
index c981e9eba2..889a3e48ba 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightShinyF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightShinyF.glsl
@@ -24,7 +24,9 @@
  */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
 
 VARYING vec4 vertex_color;
@@ -50,6 +52,6 @@ void fullbright_shiny_lighting()
 
 	color.a = max(color.a, vertex_color.a);
 
-	gl_FragColor = color;
+	frag_color = color;
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightShinyNonIndexedF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightShinyNonIndexedF.glsl
index a4893f0359..f0727c377b 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightShinyNonIndexedF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightShinyNonIndexedF.glsl
@@ -24,7 +24,9 @@
  */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
 
 VARYING vec4 vertex_color;
@@ -51,6 +53,6 @@ void fullbright_shiny_lighting()
 
 	color.a = max(color.a, vertex_color.a);
 
-	gl_FragColor = color;
+	frag_color = color;
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightShinyWaterF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightShinyWaterF.glsl
index c10cde98e0..aac13462b3 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightShinyWaterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightShinyWaterF.glsl
@@ -23,7 +23,9 @@
  */
  
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
 
 VARYING vec4 vertex_color;
@@ -48,6 +50,6 @@ void fullbright_shiny_lighting_water()
 	color.rgb = fullbrightScaleSoftClip(color.rgb);
 	color.a = max(color.a, vertex_color.a);
 
-	gl_FragColor = applyWaterFog(color);
+	frag_color = applyWaterFog(color);
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightShinyWaterNonIndexedF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightShinyWaterNonIndexedF.glsl
index e9b26087f4..4f57b7a9f5 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightShinyWaterNonIndexedF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightShinyWaterNonIndexedF.glsl
@@ -23,7 +23,9 @@
  */
  
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
 
 VARYING vec4 vertex_color;
@@ -49,6 +51,6 @@ void fullbright_shiny_lighting_water()
 	color.rgb = fullbrightScaleSoftClip(color.rgb);
 	color.a = max(color.a, vertex_color.a);
 
-	gl_FragColor = applyWaterFog(color);
+	frag_color = applyWaterFog(color);
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightWaterAlphaMaskF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightWaterAlphaMaskF.glsl
index 754b2922d9..6c277cddc1 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightWaterAlphaMaskF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightWaterAlphaMaskF.glsl
@@ -24,7 +24,9 @@
  */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
 
 uniform float minimum_alpha;
@@ -48,6 +50,6 @@ void fullbright_lighting_water()
 
 	color.rgb = fullbrightAtmosTransport(color.rgb);
 	
-	gl_FragColor = applyWaterFog(color);
+	frag_color = applyWaterFog(color);
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightWaterF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightWaterF.glsl
index 2547f9e750..5c4bedefcc 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightWaterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightWaterF.glsl
@@ -24,7 +24,9 @@
  */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
 
 VARYING vec4 vertex_color;
@@ -41,6 +43,6 @@ void fullbright_lighting_water()
 
 	color.rgb = fullbrightAtmosTransport(color.rgb);
 	
-	gl_FragColor = applyWaterFog(color);
+	frag_color = applyWaterFog(color);
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightWaterNonIndexedAlphaMaskF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightWaterNonIndexedAlphaMaskF.glsl
index f69b907dc7..df07071236 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightWaterNonIndexedAlphaMaskF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightWaterNonIndexedAlphaMaskF.glsl
@@ -24,7 +24,9 @@
  */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
 
 uniform float minimum_alpha;
@@ -48,6 +50,6 @@ void fullbright_lighting_water()
 
 	color.rgb = fullbrightAtmosTransport(color.rgb);
 	
-	gl_FragColor = applyWaterFog(color);
+	frag_color = applyWaterFog(color);
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightWaterNonIndexedF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightWaterNonIndexedF.glsl
index aa3ef8cdd9..91208bc56a 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightWaterNonIndexedF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightWaterNonIndexedF.glsl
@@ -24,7 +24,9 @@
  */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
 
 VARYING vec4 vertex_color;
@@ -41,6 +43,6 @@ void fullbright_lighting_water()
 
 	color.rgb = fullbrightAtmosTransport(color.rgb);
 	
-	gl_FragColor = applyWaterFog(color);
+	frag_color = applyWaterFog(color);
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightNonIndexedF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightNonIndexedF.glsl
index 9f1a358b53..1a0473b9e2 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightNonIndexedF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightNonIndexedF.glsl
@@ -24,7 +24,9 @@
  */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
  
 VARYING vec4 vertex_color;
@@ -43,6 +45,6 @@ void default_lighting()
 
 	color.rgb = scaleSoftClip(color.rgb);
 
-	gl_FragColor = color;
+	frag_color = color;
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightShinyF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightShinyF.glsl
index e9c27dbefd..a24d8d4ecd 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightShinyF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightShinyF.glsl
@@ -24,7 +24,9 @@
  */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
 
 VARYING vec4 vertex_color;
@@ -49,6 +51,6 @@ void shiny_lighting()
 
 	color.rgb = scaleSoftClip(color.rgb);
 	color.a = max(color.a, vertex_color.a);
-	gl_FragColor = color;
+	frag_color = color;
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightShinyNonIndexedF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightShinyNonIndexedF.glsl
index 595ad74365..16f64633ac 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightShinyNonIndexedF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightShinyNonIndexedF.glsl
@@ -24,7 +24,9 @@
  */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
  
 VARYING vec4 vertex_color;
@@ -50,6 +52,6 @@ void shiny_lighting()
 
 	color.rgb = scaleSoftClip(color.rgb);
 	color.a = max(color.a, vertex_color.a);
-	gl_FragColor = color;
+	frag_color = color;
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightShinyWaterF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightShinyWaterF.glsl
index 68c727d62c..cf78149733 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightShinyWaterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightShinyWaterF.glsl
@@ -24,7 +24,9 @@
  */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
 
 VARYING vec4 vertex_color;
@@ -46,6 +48,6 @@ void shiny_lighting_water()
 
 	color.rgb = atmosLighting(color.rgb);
 	color.a = max(color.a, vertex_color.a);
-	gl_FragColor = applyWaterFog(color);
+	frag_color = applyWaterFog(color);
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightShinyWaterNonIndexedF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightShinyWaterNonIndexedF.glsl
index f32b9e1958..97531fd937 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightShinyWaterNonIndexedF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightShinyWaterNonIndexedF.glsl
@@ -24,7 +24,9 @@
  */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
 
 VARYING vec4 vertex_color;
@@ -47,6 +49,6 @@ void shiny_lighting_water()
 
 	color.rgb = atmosLighting(color.rgb);
 	color.a = max(color.a, vertex_color.a);
-	gl_FragColor = applyWaterFog(color);
+	frag_color = applyWaterFog(color);
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightWaterAlphaMaskF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightWaterAlphaMaskF.glsl
index 103dd633c9..4fcdad09fc 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightWaterAlphaMaskF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightWaterAlphaMaskF.glsl
@@ -24,7 +24,9 @@
  */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
 
 uniform float minimum_alpha;
@@ -46,6 +48,6 @@ void default_lighting_water()
 
 	color.rgb = atmosLighting(color.rgb);
 
-	gl_FragColor = applyWaterFog(color);
+	frag_color = applyWaterFog(color);
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightWaterAlphaMaskNonIndexedF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightWaterAlphaMaskNonIndexedF.glsl
index bef72752da..d235ed2491 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightWaterAlphaMaskNonIndexedF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightWaterAlphaMaskNonIndexedF.glsl
@@ -24,7 +24,9 @@
  */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
 
 uniform float minimum_alpha;
@@ -50,6 +52,6 @@ void default_lighting_water()
 
 	color = applyWaterFog(color);
 	
-	gl_FragColor = color;
+	frag_color = color;
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightWaterF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightWaterF.glsl
index e9537d1e9d..c295579028 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightWaterF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightWaterF.glsl
@@ -24,8 +24,10 @@
  */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
-#endif 
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
+#endif
 
 VARYING vec4 vertex_color;
 VARYING vec2 vary_texcoord0;
@@ -39,6 +41,6 @@ void default_lighting_water()
 
 	color.rgb = atmosLighting(color.rgb);
 
-	gl_FragColor = applyWaterFog(color);
+	frag_color = applyWaterFog(color);
 }
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightWaterNonIndexedF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightWaterNonIndexedF.glsl
index 8b0c25b705..5a5cc2c821 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightWaterNonIndexedF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightWaterNonIndexedF.glsl
@@ -24,7 +24,9 @@
  */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragColor;
+out vec4 frag_color;
+#else
+#define frag_color gl_FragColor;
 #endif
 
 VARYING vec4 vertex_color;
@@ -41,6 +43,6 @@ void default_lighting_water()
 
 	color.rgb = atmosLighting(color.rgb);
 
-	gl_FragColor = applyWaterFog(color);
+	frag_color = applyWaterFog(color);
 }