NORSPEC-290 Shader optimization WIP -- compatibility pass with OpenGL 3.3, slight cleanup.

3 files changed, 8 insertions, 23 deletions

diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
index b666b7b0d9..4b428cb904 100755
--- a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
@@ -93,7 +93,7 @@ float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, floa
 	
 	float da = 0.0;
 
-//	if (d > 0.0 && la > 0.0 && fa > 0.0)
+	//if (d > 0.0 && la > 0.0 && fa > 0.0)
 	{
 		//normalize light vector
 		lv /= d;
@@ -230,7 +230,6 @@ void main()
 	}
 #endif
 
-	vec4 gamma_diff = diff;
 	vec3 normal = vary_norm; 
 	
 	vec3 l = light_position[0].xyz;
diff --git a/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl
index ed51e01a53..5a08980fec 100755
--- a/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/multiPointLightF.glsl
@@ -36,7 +36,6 @@ uniform sampler2DRect diffuseRect;
 uniform sampler2DRect specularRect;
 uniform sampler2DRect normalMap;
 uniform samplerCube environmentMap;
-uniform sampler2D noiseMap;
 uniform sampler2D lightFunc;
 
 
@@ -99,7 +98,6 @@ void main()
 	norm = normalize(norm);
 	vec4 spec = texture2DRect(specularRect, frag.xy);
 	vec3 diff = texture2DRect(diffuseRect, frag.xy).rgb;
-	float noise = texture2D(noiseMap, frag.xy/128.0).b;
 	vec3 out_col = vec3(0,0,0);
 	vec3 npos = normalize(-pos);
 
@@ -122,14 +120,10 @@ void main()
 				dist_atten *= dist_atten;
 				dist_atten *= 2.0;
 			
-				dist_atten *= noise;
-
 				float lit = da * dist_atten;
 						
 				vec3 col = light_col[i].rgb*lit*diff;
 			
-				//vec3 col = vec3(dist2, light_col[i].a, lit);
-			
 				if (spec.a > 0.0)
 				{
 					lit = min(da*6.0, 1.0) * dist_atten;
@@ -144,12 +138,8 @@ void main()
 					float gtdenom = 2 * nh;
 					float gt = max(0, min(gtdenom * nv / vh, gtdenom * da / vh));
 								
-					if (nh > 0.0)
-					{
-						float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da);
-						col += lit*scol*light_col[i].rgb*spec.rgb;
-						//col += spec.rgb;
-					}
+					float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da);
+					col += max(lit*scol*light_col[i].rgb*spec.rgb, vec3(0.0));
 				}
 			
 				out_col += col;
diff --git a/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl
index f162f70592..b331258952 100755
--- a/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl
@@ -102,11 +102,10 @@ void main()
 	{
 		vec3 norm = texture2DRect(normalMap, frag.xy).xyz;
 		norm = decode_normal(norm.xy); // unpack norm
-		float da = dot(norm, lv);
-	
+			
 		norm = normalize(norm);
 		lv = normalize(lv);
-		da = max(dot(norm, lv), 0.0);
+		float da = max(dot(norm, lv), 0.0);
 	
 		//float noise = texture2D(noiseMap, frag.xy/128.0).b;
 	
@@ -116,7 +115,7 @@ void main()
 		dist_atten *= dist_atten;
 		dist_atten *= 2.0;
 	
-		float lit = da * dist_atten; // * noise;
+		float lit = da * dist_atten;
 
 		col = color.rgb*lit*col;
 
@@ -135,11 +134,8 @@ void main()
 			float gtdenom = 2 * nh;
 			float gt = max(0,(min(gtdenom * nv / vh, gtdenom * da / vh)));
 
-			if (nh > 0.0)
-			{
-				float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da);
-				col += lit*scol*color.rgb*spec.rgb;
-			}
+			float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da);
+			col += max(lit*scol*color.rgb*spec.rgb, vec3(0.0));
 		}
 	}