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.

1 files changed, 6 insertions, 4 deletions

diff --git a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl
index fdf8d72b38..d960cbc2fe 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/diffuseAlphaMaskIndexedF.glsl
@@ -24,7 +24,9 @@
  */
 
 #ifdef DEFINE_GL_FRAGCOLOR
-out vec4 gl_FragData[3];
+out vec4 frag_data[3];
+#else
+#define frag_data gl_FragData;
 #endif
 
 VARYING vec3 vary_normal;
@@ -43,8 +45,8 @@ void main()
 		discard;
 	}
 
-	gl_FragData[0] = vec4(col.rgb, 0.0);
-	gl_FragData[1] = vec4(0,0,0,0);
+	frag_data[0] = vec4(col.rgb, 0.0);
+	frag_data[1] = vec4(0,0,0,0);
 	vec3 nvn = normalize(vary_normal);
-	gl_FragData[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
+	frag_data[2] = vec4(nvn.xy * 0.5 + 0.5, nvn.z, 0.0);
 }