2 files changed, 18 insertions, 31 deletions

diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
index 00717cd6a9..e8cbf318a1 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
@@ -83,11 +83,11 @@ uniform float shadow_offset;
 
 vec3 calcDirectionalLight(vec3 n, vec3 l)
 {
-	float a = pow(max(dot(n,l),0.0), 0.7);
+        float a = pow(max(dot(n,l),0.0), 0.7);
 	return vec3(a,a,a);
 }
 
-float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight)
+vec3 calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight)
 {
 	//get light vector
 	vec3 lv = lp.xyz-v;
@@ -114,7 +114,7 @@ float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, floa
 		da *= max(pow(dot(n, lv), 0.7), 0.0);		
 	}
 
-	return da;	
+	return vec3(da,da,da);	
 }
 
 void main() 
@@ -125,7 +125,7 @@ void main()
 	vec4 pos = vec4(vary_position, 1.0);
 	
 #if INDEX_MODE == INDEXED
-	vec4 diff = diffuseLookup(vary_texcoord0.xy);
+	vec4 diff= diffuseLookup(vary_texcoord0.xy);
 #else
 	vec4 diff = texture2D(diffuseMap,vary_texcoord0.xy);
 #endif
@@ -136,15 +136,14 @@ void main()
 	float vertex_color_alpha = vertex_color.a;
 #endif
 	
-	vec3 normal = vary_norm;
-	normal = texture2D(bumpMap, vary_texcoord1.xy).xyz * 2 - 1;
+	vec3 normal = texture2D(bumpMap, vary_texcoord1.xy).xyz * 2 - 1;
 	normal = vec3(dot(normal.xyz, vary_rotation[0]),
 				dot(normal.xyz, vary_rotation[1]),
 				dot(normal.xyz, vary_rotation[2]));
-	
+
 	vec3 l = light_position[0].xyz;
 	vec3 dlight = calcDirectionalLight(normal, l);
-	     dlight = dlight * vary_directional.rgb * vary_pointlight_col;
+	dlight = dlight * vary_directional.rgb * vary_pointlight_col;
 
 	vec4 col = vec4(vary_ambient + dlight, vertex_color_alpha);
 	vec4 color = diff * col;
@@ -152,12 +151,11 @@ void main()
 	color.rgb = atmosLighting(color.rgb);
 
 	color.rgb = scaleSoftClip(color.rgb);
-	vec3 light_col = vec3(0,0,0);
+	col = vec4(0,0,0,0);
+
+   #define LIGHT_LOOP(i) \
+	col.rgb += light_diffuse[i].rgb * calcPointLightOrSpotLight(pos.xyz, normal, light_position[i], light_direction[i].xyz, light_attenuation[i].x, light_attenuation[i].y, light_attenuation[i].z);
 
-#ifdef MAC_GEFORCE_HACK
-  #define LIGHT_LOOP(i) \
-		light_col += light_diffuse[i].rgb * calcPointLightOrSpotLight(pos.xyz, normal, light_position[i], light_direction[i], light_attenuation[i].x, light_attenuation[i].y, light_attenuation[i].z);
-		
 	LIGHT_LOOP(1)
 	LIGHT_LOOP(2)
 	LIGHT_LOOP(3)
@@ -165,14 +163,8 @@ void main()
 	LIGHT_LOOP(5)
 	LIGHT_LOOP(6)
 	LIGHT_LOOP(7)
-#else
-	for (int i = 2; i < 8; i++)
-	{
-		light_col += light_diffuse[i].rgb * calcPointLightOrSpotLight(pos.xyz, normal, light_position[i], light_direction[i], light_attenuation[i].x, light_attenuation[i].y, light_attenuation[i].z);
-	}
-#endif
 
-	color.rgb += diff.rgb * vary_pointlight_col * light_col;
+	color.rgb += diff.rgb * vary_pointlight_col * col.rgb;
 
 	frag_color = color;
 }
diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaNonIndexedF.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaNonIndexedF.glsl
index e872dadcc1..cccc7275ab 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/alphaNonIndexedF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaNonIndexedF.glsl
@@ -56,13 +56,13 @@ uniform vec3 light_direction[8];
 uniform vec3 light_attenuation[8]; 
 uniform vec3 light_diffuse[8];
 
-float calcDirectionalLight(vec3 n, vec3 l)
+vec3 calcDirectionalLight(vec3 n, vec3 l)
 {
         float a = pow(max(dot(n,l),0.0), 0.7);
-        return a;
+        return vec3(a,a,a);
 }
 
-float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight)
+vec3 calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight)
 {
 	//get light vector
 	vec3 lv = lp.xyz-v;
@@ -89,7 +89,7 @@ float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, floa
 		da *= max(pow(dot(n, lv), 0.7), 0.0);		
 	}
 
-	return da;	
+	return vec3(da,da,da);	
 }
 
 vec4 getPosition(vec2 pos_screen)
@@ -126,7 +126,7 @@ void main()
 
 	color.rgb = scaleSoftClip(color.rgb);
 	vec3 light_col = vec3(0,0,0);
-#if MAC_GEFORCE_HACK
+
   #define LIGHT_LOOP(i) \
 	light_col += light_diffuse[i].rgb * calcPointLightOrSpotLight(pos.xyz, vary_norm, light_position[i], light_direction[i], light_attenuation[i].x, light_attenuation[i].y, light_attenuation[i].z);
 
@@ -137,12 +137,7 @@ void main()
 	LIGHT_LOOP(5)
 	LIGHT_LOOP(6)
 	LIGHT_LOOP(7)
-#else
-	for (int i = 2; i < 8; i++)
-	{
-		light_col += light_diffuse[i].rgb * calcPointLightOrSpotLight(pos.xyz, vary_norm, light_position[i], light_direction[i], light_attenuation[i].x, light_attenuation[i].y, light_attenuation[i].z);
-	}
-#endif
+
 	color.rgb += diff.rgb * vary_pointlight_col * light_col;
 
 	frag_color = color;