SH-2243 work in progress -- don't use built-in GL light state when shaders are available.

15 files changed, 152 insertions, 96 deletions

diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaSkinnedV.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaSkinnedV.glsl
index 9deb9a701e..9d2c009d2a 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/alphaSkinnedV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaSkinnedV.glsl
@@ -50,6 +50,11 @@ varying vec3 vary_pointlight_col;
 
 uniform float near_clip;
 
+uniform vec4 light_position[8];
+uniform vec3 light_direction[8];
+uniform vec3 light_attenuation[8]; 
+uniform vec3 light_diffuse[8];
+
 float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight)
 {
 	//get light vector
@@ -106,13 +111,13 @@ void main()
 	vec4 col = vec4(0.0, 0.0, 0.0, diffuse_color.a);
 
 	// Collect normal lights
-	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].quadraticAttenuation, gl_LightSource[2].specular.a);
-	col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].quadraticAttenuation ,gl_LightSource[3].specular.a);
-	col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].quadraticAttenuation, gl_LightSource[4].specular.a);
-	col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].spotDirection.xyz, gl_LightSource[5].linearAttenuation, gl_LightSource[5].quadraticAttenuation, gl_LightSource[5].specular.a);
-	col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].spotDirection.xyz, gl_LightSource[6].linearAttenuation, gl_LightSource[6].quadraticAttenuation, gl_LightSource[6].specular.a);
-	col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].spotDirection.xyz, gl_LightSource[7].linearAttenuation, gl_LightSource[7].quadraticAttenuation, gl_LightSource[7].specular.a);
-	
+	col.rgb += light_diffuse[2].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[2], light_direction[2], light_attenuation[2].x, light_attenuation[2].y, light_attenuation[2].z);
+	col.rgb += light_diffuse[3].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[3], light_direction[3], light_attenuation[3].x, light_attenuation[3].y, light_attenuation[3].z);
+	col.rgb += light_diffuse[4].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[4], light_direction[4], light_attenuation[4].x, light_attenuation[4].y, light_attenuation[4].z);
+	col.rgb += light_diffuse[5].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[5], light_direction[5], light_attenuation[5].x, light_attenuation[5].y, light_attenuation[5].z);
+	col.rgb += light_diffuse[6].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[6], light_direction[6], light_attenuation[6].x, light_attenuation[6].y, light_attenuation[6].z);
+	col.rgb += light_diffuse[7].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[7], light_direction[7], light_attenuation[7].x, light_attenuation[7].y, light_attenuation[7].z);
+
 	vary_pointlight_col = col.rgb*diffuse_color.rgb;
 
 	col.rgb = vec3(0,0,0);
@@ -121,7 +126,7 @@ void main()
 	col.rgb = atmosAmbient(vec3(0.));
 	
 	vary_ambient = col.rgb*diffuse_color.rgb;
-	vary_directional = diffuse_color.rgb*atmosAffectDirectionalLight(max(calcDirectionalLight(norm, gl_LightSource[0].position.xyz), (1.0-diffuse_color.a)*(1.0-diffuse_color.a)));
+	vary_directional = diffuse_color.rgb*atmosAffectDirectionalLight(max(calcDirectionalLight(norm, light_position[0].xyz), (1.0-diffuse_color.a)*(1.0-diffuse_color.a)));
 	
 	col.rgb = min(col.rgb*diffuse_color.rgb, 1.0);
 	
diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl
index 51e7c0780d..490ac7c067 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaV.glsl
@@ -55,6 +55,11 @@ uniform float near_clip;
 uniform float shadow_offset;
 uniform float shadow_bias;
 
+uniform vec4 light_position[8];
+uniform vec3 light_direction[8];
+uniform vec3 light_attenuation[8]; 
+uniform vec3 light_diffuse[8];
+
 float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight)
 {
 	//get light vector
@@ -97,8 +102,8 @@ void main()
 	
 	vec3 norm = normalize(normal_matrix * normal);
 	
-	float dp_directional_light = max(0.0, dot(norm, gl_LightSource[0].position.xyz));
-	vary_position = pos.xyz + gl_LightSource[0].position.xyz * (1.0-dp_directional_light)*shadow_offset;
+	float dp_directional_light = max(0.0, dot(norm, light_position[0].xyz));
+	vary_position = pos.xyz + light_position[0].xyz * (1.0-dp_directional_light)*shadow_offset;
 		
 	calcAtmospherics(pos.xyz);
 
@@ -106,12 +111,12 @@ void main()
 	vec4 col = vec4(0.0, 0.0, 0.0, diffuse_color.a);
 
 	// Collect normal lights
-	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].quadraticAttenuation, gl_LightSource[2].specular.a);
-	col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].quadraticAttenuation ,gl_LightSource[3].specular.a);
-	col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].quadraticAttenuation, gl_LightSource[4].specular.a);
-	col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].spotDirection.xyz, gl_LightSource[5].linearAttenuation, gl_LightSource[5].quadraticAttenuation, gl_LightSource[5].specular.a);
-	col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].spotDirection.xyz, gl_LightSource[6].linearAttenuation, gl_LightSource[6].quadraticAttenuation, gl_LightSource[6].specular.a);
-	col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].spotDirection.xyz, gl_LightSource[7].linearAttenuation, gl_LightSource[7].quadraticAttenuation, gl_LightSource[7].specular.a);
+	col.rgb += light_diffuse[2].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[2], light_direction[2], light_attenuation[2].x, light_attenuation[2].y, light_attenuation[2].z);
+	col.rgb += light_diffuse[3].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[3], light_direction[3], light_attenuation[3].x, light_attenuation[3].y, light_attenuation[3].z);
+	col.rgb += light_diffuse[4].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[4], light_direction[4], light_attenuation[4].x, light_attenuation[4].y, light_attenuation[4].z);
+	col.rgb += light_diffuse[5].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[5], light_direction[5], light_attenuation[5].x, light_attenuation[5].y, light_attenuation[5].z);
+	col.rgb += light_diffuse[6].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[6], light_direction[6], light_attenuation[6].x, light_attenuation[6].y, light_attenuation[6].z);
+	col.rgb += light_diffuse[7].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[7], light_direction[7], light_attenuation[7].x, light_attenuation[7].y, light_attenuation[7].z);
 	
 	vary_pointlight_col = col.rgb*diffuse_color.rgb;
 
@@ -120,10 +125,10 @@ void main()
 	// Add windlight lights
 	col.rgb = atmosAmbient(vec3(0.));
 	
-	vary_light = gl_LightSource[0].position.xyz;
+	vary_light = light_position[0].xyz;
 	
 	vary_ambient = col.rgb*diffuse_color.rgb;
-	vary_directional.rgb = diffuse_color.rgb*atmosAffectDirectionalLight(max(calcDirectionalLight(norm, gl_LightSource[0].position.xyz), (1.0-diffuse_color.a)*(1.0-diffuse_color.a)));
+	vary_directional.rgb = diffuse_color.rgb*atmosAffectDirectionalLight(max(calcDirectionalLight(norm, light_position[0].xyz), (1.0-diffuse_color.a)*(1.0-diffuse_color.a)));
 	
 	col.rgb = col.rgb*diffuse_color.rgb;
 	
diff --git a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl
index df4de4f432..16f2b889f8 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/avatarAlphaV.glsl
@@ -49,6 +49,11 @@ varying vec3 vary_pointlight_col;
 
 uniform float near_clip;
 
+uniform vec4 light_position[8];
+uniform vec3 light_direction[8];
+uniform vec3 light_attenuation[8]; 
+uniform vec3 light_diffuse[8];
+
 float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight)
 {
 	//get light vector
@@ -108,12 +113,12 @@ void main()
 	vec4 col = vec4(0.0, 0.0, 0.0, 1.0);
 
 	// Collect normal lights
-	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].quadraticAttenuation, gl_LightSource[2].specular.a);
-	col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].quadraticAttenuation ,gl_LightSource[3].specular.a);
-	col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].quadraticAttenuation, gl_LightSource[4].specular.a);
-	col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].spotDirection.xyz, gl_LightSource[5].linearAttenuation, gl_LightSource[5].quadraticAttenuation, gl_LightSource[5].specular.a);
-	col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].spotDirection.xyz, gl_LightSource[6].linearAttenuation, gl_LightSource[6].quadraticAttenuation, gl_LightSource[6].specular.a);
-	col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].spotDirection.xyz, gl_LightSource[7].linearAttenuation, gl_LightSource[7].quadraticAttenuation, gl_LightSource[7].specular.a);
+	col.rgb += light_diffuse[2].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[2], light_direction[2], light_attenuation[2].x, light_attenuation[2].y, light_attenuation[2].z);
+	col.rgb += light_diffuse[3].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[3], light_direction[3], light_attenuation[3].x, light_attenuation[3].y, light_attenuation[3].z);
+	col.rgb += light_diffuse[4].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[4], light_direction[4], light_attenuation[4].x, light_attenuation[4].y, light_attenuation[4].z);
+	col.rgb += light_diffuse[5].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[5], light_direction[5], light_attenuation[5].x, light_attenuation[5].y, light_attenuation[5].z);
+	col.rgb += light_diffuse[6].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[6], light_direction[6], light_attenuation[6].x, light_attenuation[6].y, light_attenuation[6].z);
+	col.rgb += light_diffuse[7].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[7], light_direction[7], light_attenuation[7].x, light_attenuation[7].y, light_attenuation[7].z);
 	
 	vary_pointlight_col = col.rgb;
 
@@ -123,7 +128,7 @@ void main()
 	col.rgb = atmosAmbient(vec3(0.));
 	
 	vary_ambient = col.rgb;
-	vary_directional = atmosAffectDirectionalLight(max(calcDirectionalLight(norm, gl_LightSource[0].position.xyz), 0.0));
+	vary_directional = atmosAffectDirectionalLight(max(calcDirectionalLight(norm, light_position[0].xyz), 0.0));
 	
 	col.rgb = min(col.rgb, 1.0);
 	
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightSpecularV.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightSpecularV.glsl
index 4a59b8245d..bf6ed5988e 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightSpecularV.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightSpecularV.glsl
@@ -24,6 +24,8 @@
  */
  
 
+uniform vec4 light_position[8];
+uniform vec3 light_diffuse[8];
 
 float calcDirectionalLight(vec3 n, vec3 l);
 
@@ -34,10 +36,10 @@ vec4 calcLightingSpecular(vec3 pos, vec3 norm, vec4 color, inout vec4 specularCo
 	vec4 col;
 	col.a = color.a;
 
-	col.rgb = gl_LightModel.ambient.rgb + baseCol.rgb;
+	col.rgb = baseCol.rgb;  //need ambient?
 
-	col.rgb += gl_LightSource[0].diffuse.rgb*calcDirectionalLight(norm, gl_LightSource[0].position.xyz);
-	col.rgb += gl_LightSource[1].diffuse.rgb*calcDirectionalLight(norm, gl_LightSource[1].position.xyz);
+	col.rgb += light_diffuse[0].rgb*calcDirectionalLight(norm, light_position[0].xyz);
+	col.rgb += light_diffuse[1].rgb*calcDirectionalLight(norm, light_position[1].xyz);
 
 	col.rgb = min(col.rgb*color.rgb, 1.0);
 
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightV.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightV.glsl
index 742cb38d80..79e2207932 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightV.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightV.glsl
@@ -24,6 +24,8 @@
  */
  
 
+uniform vec4 light_position[8];
+uniform vec3 light_diffuse[8];
 
 float calcDirectionalLight(vec3 n, vec3 l);
 
@@ -32,10 +34,10 @@ vec4 calcLighting(vec3 pos, vec3 norm, vec4 color, vec4 baseLight)
 	vec4 col;
 	col.a = color.a;
 	
-	col.rgb = gl_LightModel.ambient.rgb + baseLight.rgb;
+	col.rgb = baseLight.rgb;  //need ambient?
 	
-	col.rgb += gl_LightSource[0].diffuse.rgb*calcDirectionalLight(norm, gl_LightSource[0].position.xyz);
-	col.rgb += gl_LightSource[1].diffuse.rgb*calcDirectionalLight(norm, gl_LightSource[1].position.xyz);
+	col.rgb += light_diffuse[0].rgb*calcDirectionalLight(norm, light_position[0].xyz);
+	col.rgb += light_diffuse[1].rgb*calcDirectionalLight(norm, light_position[1].xyz);
 						
 	col.rgb = min(col.rgb*color.rgb, 1.0);
 	
diff --git a/indra/newview/app_settings/shaders/class1/lighting/sumLightsSpecularV.glsl b/indra/newview/app_settings/shaders/class1/lighting/sumLightsSpecularV.glsl
index 3e0815226c..dcd405716c 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/sumLightsSpecularV.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/sumLightsSpecularV.glsl
@@ -31,6 +31,9 @@ vec3 atmosAffectDirectionalLight(float lightIntensity);
 vec3 atmosGetDiffuseSunlightColor();
 vec3 scaleDownLight(vec3 light);
 
+uniform vec4 light_position[8];
+uniform vec3 light_diffuse[8];
+
 vec4 sumLightsSpecular(vec3 pos, vec3 norm, vec4 color, inout vec4 specularColor, vec4 baseCol)
 {
 	vec4 col;
@@ -42,10 +45,10 @@ vec4 sumLightsSpecular(vec3 pos, vec3 norm, vec4 color, inout vec4 specularColor
 	/// collect all the specular values from each calcXXXLightSpecular() function
 	vec4 specularSum = vec4(0.0);
 
-	col.rgb = gl_LightSource[1].diffuse.rgb * calcDirectionalLightSpecular(specularColor, view, norm, gl_LightSource[1].position.xyz, gl_LightSource[1].diffuse.rgb, 1.0);
+	col.rgb += light_diffuse[1].rgb * calcDirectionalLightSpecular(specularColor, view, norm, light_position[1].xyz,light_diffuse[1].rgb, 1.0);
 	col.rgb = scaleDownLight(col.rgb);
 	col.rgb += atmosAmbient(baseCol.rgb);
-	col.rgb += atmosAffectDirectionalLight(calcDirectionalLightSpecular(specularSum, view, norm, gl_LightSource[0].position.xyz,atmosGetDiffuseSunlightColor() * baseCol.a, 1.0));
+	col.rgb += atmosAffectDirectionalLight(calcDirectionalLightSpecular(specularSum, view, norm, light_position[0].xyz,atmosGetDiffuseSunlightColor()*baseCol.a, 1.0));
 
 	col.rgb = min(col.rgb * color.rgb, 1.0);
 	specularColor.rgb = min(specularColor.rgb * specularSum.rgb, 1.0);
diff --git a/indra/newview/app_settings/shaders/class1/lighting/sumLightsV.glsl b/indra/newview/app_settings/shaders/class1/lighting/sumLightsV.glsl
index c271dbcd18..41288c21c1 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/sumLightsV.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/sumLightsV.glsl
@@ -23,7 +23,8 @@
  * $/LicenseInfo$
  */
  
-
+uniform vec4 light_position[8];
+uniform vec3 light_diffuse[8];
 
 float calcDirectionalLight(vec3 n, vec3 l);
 
@@ -36,10 +37,10 @@ vec4 sumLights(vec3 pos, vec3 norm, vec4 color, vec4 baseLight)
 	vec4 col;
 	col.a = color.a;
 	
-	col.rgb = gl_LightSource[1].diffuse.rgb * calcDirectionalLight(norm, gl_LightSource[1].position.xyz);
+	col.rgb = light_diffuse[1].rgb * calcDirectionalLight(norm, light_position[1].xyz);
 	col.rgb = scaleDownLight(col.rgb);
 	col.rgb += atmosAmbient(baseLight.rgb);
-	col.rgb += atmosAffectDirectionalLight(calcDirectionalLight(norm, gl_LightSource[0].position.xyz));
+	col.rgb += atmosAffectDirectionalLight(calcDirectionalLight(norm, light_position[0].xyz));
 	
 	col.rgb = min(col.rgb*color.rgb, 1.0);
 	
diff --git a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersV.glsl b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersV.glsl
index 15738e37e8..9aa583afa1 100644
--- a/indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersV.glsl
+++ b/indra/newview/app_settings/shaders/class1/windlight/atmosphericsHelpersV.glsl
@@ -23,21 +23,21 @@
  * $/LicenseInfo$
  */
  
-
+uniform vec3 light_diffuse[8];
 
 vec3 atmosAmbient(vec3 light)
 {
-	return gl_LightModel.ambient.rgb + light;
+	return light;  //need ambient?
 }
 
 vec3 atmosAffectDirectionalLight(float lightIntensity)
 {
-	return gl_LightSource[0].diffuse.rgb * lightIntensity;
+	return light_diffuse[0].rgb * lightIntensity;
 }
 
 vec3 atmosGetDiffuseSunlightColor()
 {
-	return gl_LightSource[0].diffuse.rgb;
+	return light_diffuse[0].rgb;
 }
 
 vec3 scaleDownLight(vec3 light)
diff --git a/indra/newview/app_settings/shaders/class2/deferred/alphaSkinnedV.glsl b/indra/newview/app_settings/shaders/class2/deferred/alphaSkinnedV.glsl
index df4d26997a..c3148d5fdf 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/alphaSkinnedV.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/alphaSkinnedV.glsl
@@ -52,6 +52,11 @@ uniform float near_clip;
 uniform float shadow_offset;
 uniform float shadow_bias;
 
+uniform vec4 light_position[8];
+uniform vec3 light_direction[8];
+uniform vec3 light_attenuation[8]; 
+uniform vec3 light_diffuse[8];
+
 float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight)
 {
 	//get light vector
@@ -101,8 +106,8 @@ void main()
 	
 	vec3 norm = n.xyz;
 	
-	float dp_directional_light = max(0.0, dot(norm, gl_LightSource[0].position.xyz));
-	vary_position = pos.xyz + gl_LightSource[0].position.xyz * (1.0-dp_directional_light)*shadow_offset;
+	float dp_directional_light = max(0.0, dot(norm, light_position[0].xyz));
+	vary_position = pos.xyz + light_position[0].xyz * (1.0-dp_directional_light)*shadow_offset;
 			
 	calcAtmospherics(pos.xyz);
 
@@ -110,12 +115,12 @@ void main()
 	vec4 col = vec4(0.0, 0.0, 0.0, diffuse_color.a);
 
 	// Collect normal lights
-	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].quadraticAttenuation, gl_LightSource[2].specular.a);
-	col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].quadraticAttenuation ,gl_LightSource[3].specular.a);
-	col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].quadraticAttenuation, gl_LightSource[4].specular.a);
-	col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].spotDirection.xyz, gl_LightSource[5].linearAttenuation, gl_LightSource[5].quadraticAttenuation, gl_LightSource[5].specular.a);
-	col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].spotDirection.xyz, gl_LightSource[6].linearAttenuation, gl_LightSource[6].quadraticAttenuation, gl_LightSource[6].specular.a);
-	col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].spotDirection.xyz, gl_LightSource[7].linearAttenuation, gl_LightSource[7].quadraticAttenuation, gl_LightSource[7].specular.a);
+	col.rgb += light_diffuse[2].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[2], light_direction[2], light_attenuation[2].x, light_attenuation[2].y, light_attenuation[2].z);
+	col.rgb += light_diffuse[3].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[3], light_direction[3], light_attenuation[3].x, light_attenuation[3].y, light_attenuation[3].z);
+	col.rgb += light_diffuse[4].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[4], light_direction[4], light_attenuation[4].x, light_attenuation[4].y, light_attenuation[4].z);
+	col.rgb += light_diffuse[5].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[5], light_direction[5], light_attenuation[5].x, light_attenuation[5].y, light_attenuation[5].z);
+	col.rgb += light_diffuse[6].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[6], light_direction[6], light_attenuation[6].x, light_attenuation[6].y, light_attenuation[6].z);
+	col.rgb += light_diffuse[7].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[7], light_direction[7], light_attenuation[7].x, light_attenuation[7].y, light_attenuation[7].z);
 	
 	vary_pointlight_col = col.rgb*diffuse_color.rgb;
 
@@ -125,7 +130,7 @@ void main()
 	col.rgb = atmosAmbient(vec3(0.));
 		
 	vary_ambient = col.rgb*diffuse_color.rgb;
-	vary_directional.rgb = diffuse_color.rgb*atmosAffectDirectionalLight(max(calcDirectionalLight(norm, gl_LightSource[0].position.xyz), (1.0-diffuse_color.a)*(1.0-diffuse_color.a)));
+	vary_directional.rgb = diffuse_color.rgb*atmosAffectDirectionalLight(max(calcDirectionalLight(norm, light_position[0].xyz), (1.0-diffuse_color.a)*(1.0-diffuse_color.a)));
 	
 	col.rgb = min(col.rgb*diffuse_color.rgb, 1.0);
 	
diff --git a/indra/newview/app_settings/shaders/class2/deferred/alphaV.glsl b/indra/newview/app_settings/shaders/class2/deferred/alphaV.glsl
index 996203ffd6..8d55616e67 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/alphaV.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/alphaV.glsl
@@ -54,6 +54,11 @@ uniform float near_clip;
 uniform float shadow_offset;
 uniform float shadow_bias;
 
+uniform vec4 light_position[8];
+uniform vec3 light_direction[8];
+uniform vec3 light_attenuation[8]; 
+uniform vec3 light_diffuse[8];
+
 float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight)
 {
 	//get light vector
@@ -96,22 +101,23 @@ void main()
 		
 	vec3 norm = normalize(normal_matrix * normal);
 	
-	float dp_directional_light = max(0.0, dot(norm, gl_LightSource[0].position.xyz));
-	vary_position = pos.xyz + gl_LightSource[0].position.xyz * (1.0-dp_directional_light)*shadow_offset;
+	float dp_directional_light = max(0.0, dot(norm, light_position[0].xyz));
+	vary_position = pos.xyz + light_position[0].xyz * (1.0-dp_directional_light)*shadow_offset;
 		
 	calcAtmospherics(pos.xyz);
 
 	//vec4 color = calcLighting(pos.xyz, norm, diffuse_color, vec4(0.));
 	vec4 col = vec4(0.0, 0.0, 0.0, diffuse_color.a);
 
-	// Collect normal lights
-	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].quadraticAttenuation, gl_LightSource[2].specular.a);
-	col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].quadraticAttenuation ,gl_LightSource[3].specular.a);
-	col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].quadraticAttenuation, gl_LightSource[4].specular.a);
-	col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].spotDirection.xyz, gl_LightSource[5].linearAttenuation, gl_LightSource[5].quadraticAttenuation, gl_LightSource[5].specular.a);
-	col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].spotDirection.xyz, gl_LightSource[6].linearAttenuation, gl_LightSource[6].quadraticAttenuation, gl_LightSource[6].specular.a);
-	col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].spotDirection.xyz, gl_LightSource[7].linearAttenuation, gl_LightSource[7].quadraticAttenuation, gl_LightSource[7].specular.a);
 	
+	// Collect normal lights
+	col.rgb += light_diffuse[2].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[2], light_direction[2], light_attenuation[2].x, light_attenuation[2].y, light_attenuation[2].z);
+	col.rgb += light_diffuse[3].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[3], light_direction[3], light_attenuation[3].x, light_attenuation[3].y, light_attenuation[3].z);
+	col.rgb += light_diffuse[4].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[4], light_direction[4], light_attenuation[4].x, light_attenuation[4].y, light_attenuation[4].z);
+	col.rgb += light_diffuse[5].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[5], light_direction[5], light_attenuation[5].x, light_attenuation[5].y, light_attenuation[5].z);
+	col.rgb += light_diffuse[6].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[6], light_direction[6], light_attenuation[6].x, light_attenuation[6].y, light_attenuation[6].z);
+	col.rgb += light_diffuse[7].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[7], light_direction[7], light_attenuation[7].x, light_attenuation[7].y, light_attenuation[7].z);
+
 	vary_pointlight_col = col.rgb*diffuse_color.rgb;
 
 	col.rgb = vec3(0,0,0);
@@ -120,7 +126,7 @@ void main()
 	col.rgb = atmosAmbient(vec3(0.));
 	
 	vary_ambient = col.rgb*diffuse_color.rgb;
-	vary_directional.rgb = diffuse_color.rgb*atmosAffectDirectionalLight(max(calcDirectionalLight(norm, gl_LightSource[0].position.xyz), (1.0-diffuse_color.a)*(1.0-diffuse_color.a)));
+	vary_directional.rgb = diffuse_color.rgb*atmosAffectDirectionalLight(max(calcDirectionalLight(norm, light_position[0].xyz), (1.0-diffuse_color.a)*(1.0-diffuse_color.a)));
 	
 	col.rgb = col.rgb*diffuse_color.rgb;
 	
diff --git a/indra/newview/app_settings/shaders/class2/deferred/avatarAlphaV.glsl b/indra/newview/app_settings/shaders/class2/deferred/avatarAlphaV.glsl
index 3e35675784..0273f3c121 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/avatarAlphaV.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/avatarAlphaV.glsl
@@ -51,6 +51,11 @@ uniform float near_clip;
 uniform float shadow_offset;
 uniform float shadow_bias;
 
+uniform vec4 light_position[8];
+uniform vec3 light_direction[8];
+uniform vec3 light_attenuation[8]; 
+uniform vec3 light_diffuse[8];
+
 float calcPointLightOrSpotLight(vec3 v, vec3 n, vec4 lp, vec3 ln, float la, float fa, float is_pointlight)
 {
 	//get light vector
@@ -102,20 +107,20 @@ void main()
 		
 	gl_Position = projection_matrix * pos;
 	
-	float dp_directional_light = max(0.0, dot(norm, gl_LightSource[0].position.xyz));
-	vary_position = pos.xyz + gl_LightSource[0].position.xyz * (1.0-dp_directional_light)*shadow_offset;
+	float dp_directional_light = max(0.0, dot(norm, light_position[0].xyz));
+	vary_position = pos.xyz + light_position[0].xyz * (1.0-dp_directional_light)*shadow_offset;
 	
 	calcAtmospherics(pos.xyz);
 
 	vec4 col = vec4(0.0, 0.0, 0.0, 1.0);
 
 	// Collect normal lights
-	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].quadraticAttenuation, gl_LightSource[2].specular.a);
-	col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].quadraticAttenuation ,gl_LightSource[3].specular.a);
-	col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].quadraticAttenuation, gl_LightSource[4].specular.a);
-	col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].spotDirection.xyz, gl_LightSource[5].linearAttenuation, gl_LightSource[5].quadraticAttenuation, gl_LightSource[5].specular.a);
-	col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].spotDirection.xyz, gl_LightSource[6].linearAttenuation, gl_LightSource[6].quadraticAttenuation, gl_LightSource[6].specular.a);
-	col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].spotDirection.xyz, gl_LightSource[7].linearAttenuation, gl_LightSource[7].quadraticAttenuation, gl_LightSource[7].specular.a);
+	col.rgb += light_diffuse[2].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[2], light_direction[2], light_attenuation[2].x, light_attenuation[2].y, light_attenuation[2].z);
+	col.rgb += light_diffuse[3].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[3], light_direction[3], light_attenuation[3].x, light_attenuation[3].y, light_attenuation[3].z);
+	col.rgb += light_diffuse[4].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[4], light_direction[4], light_attenuation[4].x, light_attenuation[4].y, light_attenuation[4].z);
+	col.rgb += light_diffuse[5].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[5], light_direction[5], light_attenuation[5].x, light_attenuation[5].y, light_attenuation[5].z);
+	col.rgb += light_diffuse[6].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[6], light_direction[6], light_attenuation[6].x, light_attenuation[6].y, light_attenuation[6].z);
+	col.rgb += light_diffuse[7].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[7], light_direction[7], light_attenuation[7].x, light_attenuation[7].y, light_attenuation[7].z);
 	
 	vary_pointlight_col = col.rgb;
 
@@ -125,7 +130,7 @@ void main()
 	col.rgb = atmosAmbient(vec3(0.));
 	
 	vary_ambient = col.rgb;
-	vary_directional = atmosAffectDirectionalLight(max(calcDirectionalLight(norm, gl_LightSource[0].position.xyz), 0.0));
+	vary_directional = atmosAffectDirectionalLight(max(calcDirectionalLight(norm, light_position[0].xyz), 0.0));
 	
 	col.rgb = min(col.rgb, 1.0);
 	
diff --git a/indra/newview/app_settings/shaders/class2/lighting/sumLightsSpecularV.glsl b/indra/newview/app_settings/shaders/class2/lighting/sumLightsSpecularV.glsl
index d0a12479db..3acf9fe883 100644
--- a/indra/newview/app_settings/shaders/class2/lighting/sumLightsSpecularV.glsl
+++ b/indra/newview/app_settings/shaders/class2/lighting/sumLightsSpecularV.glsl
@@ -33,6 +33,10 @@ vec3 atmosAffectDirectionalLight(float lightIntensity);
 vec3 atmosGetDiffuseSunlightColor();
 vec3 scaleDownLight(vec3 light);
 
+uniform vec4 light_position[8];
+uniform vec3 light_attenuation[8]; 
+uniform vec3 light_diffuse[8];
+
 vec4 sumLightsSpecular(vec3 pos, vec3 norm, vec4 color, inout vec4 specularColor, vec4 baseCol)
 {
 	vec4 col = vec4(0.0, 0.0, 0.0, color.a);
@@ -43,15 +47,14 @@ vec4 sumLightsSpecular(vec3 pos, vec3 norm, vec4 color, inout vec4 specularColor
 	vec4 specularSum = vec4(0.0);
 	
 	// Collect normal lights (need to be divided by two, as we later multiply by 2)
-	col.rgb += gl_LightSource[1].diffuse.rgb * calcDirectionalLightSpecular(specularColor, view, norm, gl_LightSource[1].position.xyz, gl_LightSource[1].diffuse.rgb, 1.0);
-	col.rgb += calcPointLightSpecular(specularSum, view, pos, norm, gl_LightSource[2].position.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].quadraticAttenuation, gl_LightSource[2].diffuse.rgb);
-	col.rgb += calcPointLightSpecular(specularSum, view, pos, norm, gl_LightSource[3].position.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].quadraticAttenuation, gl_LightSource[3].diffuse.rgb);
-	//col.rgb += calcPointLightSpecular(specularSum, view, pos, norm, gl_LightSource[4].position.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].quadraticAttenuation, gl_LightSource[4].diffuse.rgb);
+	col.rgb += light_diffuse[1].rgb * calcDirectionalLightSpecular(specularColor, view, norm, light_position[1].xyz,light_diffuse[1].rgb, 1.0);
+	col.rgb += calcPointLightSpecular(specularSum, view, pos, norm, light_position[2].xyz, light_attenuation[2].x, light_attenuation[2].y, light_diffuse[2].rgb); 
+	col.rgb += calcPointLightSpecular(specularSum, view, pos, norm, light_position[3].xyz, light_attenuation[3].x, light_attenuation[3].y, light_diffuse[3].rgb); 
 	col.rgb = scaleDownLight(col.rgb);
 						
 	// Add windlight lights
 	col.rgb += atmosAmbient(baseCol.rgb);
-	col.rgb += atmosAffectDirectionalLight(calcDirectionalLightSpecular(specularSum, view, norm, gl_LightSource[0].position.xyz, atmosGetDiffuseSunlightColor()*baseCol.a, 1.0));
+	col.rgb += atmosAffectDirectionalLight(calcDirectionalLightSpecular(specularSum, view, norm, light_position[0].xyz,atmosGetDiffuseSunlightColor()*baseCol.a, 1.0));
 
 	col.rgb = min(col.rgb*color.rgb, 1.0);
 	specularColor.rgb = min(specularColor.rgb*specularSum.rgb, 1.0);
diff --git a/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl b/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl
index 55dfab2aa1..c9987ef3b9 100644
--- a/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl
+++ b/indra/newview/app_settings/shaders/class2/lighting/sumLightsV.glsl
@@ -30,21 +30,26 @@ vec3 atmosAmbient(vec3 light);
 vec3 atmosAffectDirectionalLight(float lightIntensity);
 vec3 scaleDownLight(vec3 light);
 
+uniform vec4 light_position[8];
+uniform vec3 light_direction[8];
+uniform vec3 light_attenuation[8]; 
+uniform vec3 light_diffuse[8];
+
 vec4 sumLights(vec3 pos, vec3 norm, vec4 color, vec4 baseLight)
 {
 	vec4 col = vec4(0.0, 0.0, 0.0, color.a);
 	
 	// Collect normal lights (need to be divided by two, as we later multiply by 2)
-	col.rgb += gl_LightSource[1].diffuse.rgb * calcDirectionalLight(norm, gl_LightSource[1].position.xyz);
+	col.rgb += light_diffuse[1].rgb * calcDirectionalLight(norm, light_position[1].xyz);
+
+	col.rgb += light_diffuse[2].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[2], light_direction[2], light_attenuation[2].x, light_attenuation[2].z);
+	col.rgb += light_diffuse[3].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[3], light_direction[3], light_attenuation[3].x, light_attenuation[3].z);
 
-	col.rgb += gl_LightSource[2].diffuse.rgb * calcPointLightOrSpotLight(pos, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a);
-	col.rgb += gl_LightSource[3].diffuse.rgb * calcPointLightOrSpotLight(pos, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].specular.a);
-	//col.rgb += gl_LightSource[4].diffuse.rgb * calcPointLightOrSpotLight(pos, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].specular.a);
 	col.rgb = scaleDownLight(col.rgb);
 
 	// Add windlight lights
 	col.rgb += atmosAmbient(baseLight.rgb);
-	col.rgb += atmosAffectDirectionalLight(calcDirectionalLight(norm, gl_LightSource[0].position.xyz));
+	col.rgb += atmosAffectDirectionalLight(calcDirectionalLight(norm, light_position[0].xyz));
 				
 	col.rgb = min(col.rgb*color.rgb, 1.0);
 	
diff --git a/indra/newview/app_settings/shaders/class3/lighting/sumLightsSpecularV.glsl b/indra/newview/app_settings/shaders/class3/lighting/sumLightsSpecularV.glsl
index 79bd017efc..e043ac873e 100644
--- a/indra/newview/app_settings/shaders/class3/lighting/sumLightsSpecularV.glsl
+++ b/indra/newview/app_settings/shaders/class3/lighting/sumLightsSpecularV.glsl
@@ -23,8 +23,6 @@
  * $/LicenseInfo$
  */
  
-
-
 float calcDirectionalLightSpecular(inout vec4 specular, vec3 view, vec3 n, vec3 l, vec3 lightCol, float da);
 vec3 calcPointLightSpecular(inout vec4 specular, vec3 view, vec3 v, vec3 n, vec3 l, float r, float pw, vec3 lightCol);
 
@@ -33,6 +31,10 @@ vec3 atmosAffectDirectionalLight(float lightIntensity);
 vec3 atmosGetDiffuseSunlightColor();
 vec3 scaleDownLight(vec3 light);
 
+uniform vec4 light_position[8];
+uniform vec3 light_attenuation[8]; 
+uniform vec3 light_diffuse[8];
+
 vec4 sumLightsSpecular(vec3 pos, vec3 norm, vec4 color, inout vec4 specularColor, vec4 baseCol)
 {
 	vec4 col = vec4(0.0, 0.0, 0.0, color.a);
@@ -43,18 +45,18 @@ vec4 sumLightsSpecular(vec3 pos, vec3 norm, vec4 color, inout vec4 specularColor
 	vec4 specularSum = vec4(0.0);
 	
 	// Collect normal lights (need to be divided by two, as we later multiply by 2)
-	col.rgb += gl_LightSource[1].diffuse.rgb * calcDirectionalLightSpecular(specularColor, view, norm, gl_LightSource[1].position.xyz,gl_LightSource[1].diffuse.rgb, 1.0);
-	col.rgb += calcPointLightSpecular(specularSum, view, pos, norm, gl_LightSource[2].position.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].quadraticAttenuation,gl_LightSource[2].diffuse.rgb);
-	col.rgb += calcPointLightSpecular(specularSum, view, pos, norm, gl_LightSource[3].position.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].quadraticAttenuation,gl_LightSource[3].diffuse.rgb);
-	col.rgb += calcPointLightSpecular(specularSum, view, pos, norm, gl_LightSource[4].position.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].quadraticAttenuation,gl_LightSource[4].diffuse.rgb);
-	col.rgb += calcPointLightSpecular(specularSum, view, pos, norm, gl_LightSource[5].position.xyz, gl_LightSource[5].linearAttenuation, gl_LightSource[5].quadraticAttenuation,gl_LightSource[5].diffuse.rgb);
-	col.rgb += calcPointLightSpecular(specularSum, view, pos, norm, gl_LightSource[6].position.xyz, gl_LightSource[6].linearAttenuation, gl_LightSource[6].quadraticAttenuation,gl_LightSource[6].diffuse.rgb);
-	col.rgb += calcPointLightSpecular(specularSum, view, pos, norm, gl_LightSource[7].position.xyz, gl_LightSource[7].linearAttenuation, gl_LightSource[7].quadraticAttenuation,gl_LightSource[7].diffuse.rgb);
+	col.rgb += light_diffuse[1].rgb * calcDirectionalLightSpecular(specularColor, view, norm, light_position[1].xyz,light_diffuse[1].rgb, 1.0);
+	col.rgb += calcPointLightSpecular(specularSum, view, pos, norm, light_position[2].xyz, light_attenuation[2].x, light_attenuation[2].y, light_diffuse[2].rgb); 
+	col.rgb += calcPointLightSpecular(specularSum, view, pos, norm, light_position[3].xyz, light_attenuation[3].x, light_attenuation[3].y, light_diffuse[3].rgb); 
+	col.rgb += calcPointLightSpecular(specularSum, view, pos, norm, light_position[4].xyz, light_attenuation[4].x, light_attenuation[4].y, light_diffuse[4].rgb); 
+	col.rgb += calcPointLightSpecular(specularSum, view, pos, norm, light_position[5].xyz, light_attenuation[5].x, light_attenuation[5].y, light_diffuse[5].rgb); 
+	col.rgb += calcPointLightSpecular(specularSum, view, pos, norm, light_position[6].xyz, light_attenuation[6].x, light_attenuation[6].y, light_diffuse[6].rgb); 
+	col.rgb += calcPointLightSpecular(specularSum, view, pos, norm, light_position[7].xyz, light_attenuation[7].x, light_attenuation[7].y, light_diffuse[7].rgb); 
 	col.rgb = scaleDownLight(col.rgb);
 						
 	// Add windlight lights
 	col.rgb += atmosAmbient(baseCol.rgb);
-	col.rgb += atmosAffectDirectionalLight(calcDirectionalLightSpecular(specularSum, view, norm, gl_LightSource[0].position.xyz,atmosGetDiffuseSunlightColor()*baseCol.a, 1.0));
+	col.rgb += atmosAffectDirectionalLight(calcDirectionalLightSpecular(specularSum, view, norm, light_position[0].xyz,atmosGetDiffuseSunlightColor()*baseCol.a, 1.0));
 
 	col.rgb = min(col.rgb*color.rgb, 1.0);
 	specularColor.rgb = min(specularColor.rgb*specularSum.rgb, 1.0);
diff --git a/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl b/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl
index c31afb6268..dadff40933 100644
--- a/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl
+++ b/indra/newview/app_settings/shaders/class3/lighting/sumLightsV.glsl
@@ -32,22 +32,29 @@ vec3 atmosAffectDirectionalLight(float lightIntensity);
 vec3 scaleDownLight(vec3 light);
 vec3 scaleUpLight(vec3 light);
 
+uniform vec4 light_position[8];
+uniform vec3 light_direction[8];
+uniform vec3 light_attenuation[8]; 
+uniform vec3 light_diffuse[8];
+
 vec4 sumLights(vec3 pos, vec3 norm, vec4 color, vec4 baseLight)
 {
 	vec4 col = vec4(0.0, 0.0, 0.0, color.a);
 	
 	// Collect normal lights (need to be divided by two, as we later multiply by 2)
-	col.rgb += gl_LightSource[2].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[2].position, gl_LightSource[2].spotDirection.xyz, gl_LightSource[2].linearAttenuation, gl_LightSource[2].specular.a);
-	col.rgb += gl_LightSource[3].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[3].position, gl_LightSource[3].spotDirection.xyz, gl_LightSource[3].linearAttenuation, gl_LightSource[3].specular.a);
-	col.rgb += gl_LightSource[4].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[4].position, gl_LightSource[4].spotDirection.xyz, gl_LightSource[4].linearAttenuation, gl_LightSource[4].specular.a);
-	col.rgb += gl_LightSource[5].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[5].position, gl_LightSource[5].spotDirection.xyz, gl_LightSource[5].linearAttenuation, gl_LightSource[5].specular.a);
-	col.rgb += gl_LightSource[6].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[6].position, gl_LightSource[6].spotDirection.xyz, gl_LightSource[6].linearAttenuation, gl_LightSource[6].specular.a);
-	col.rgb += gl_LightSource[7].diffuse.rgb*calcPointLightOrSpotLight(pos.xyz, norm, gl_LightSource[7].position, gl_LightSource[7].spotDirection.xyz, gl_LightSource[7].linearAttenuation, gl_LightSource[7].specular.a);
-	col.rgb += gl_LightSource[1].diffuse.rgb*calcDirectionalLight(norm, gl_LightSource[1].position.xyz);
+	
+	// Collect normal lights
+	col.rgb += light_diffuse[2].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[2], light_direction[2], light_attenuation[2].x, light_attenuation[2].z);
+	col.rgb += light_diffuse[3].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[3], light_direction[3], light_attenuation[3].x, light_attenuation[3].z);
+	col.rgb += light_diffuse[4].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[4], light_direction[4], light_attenuation[4].x, light_attenuation[4].z);
+	col.rgb += light_diffuse[5].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[5], light_direction[5], light_attenuation[5].x, light_attenuation[5].z);
+	col.rgb += light_diffuse[6].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[6], light_direction[6], light_attenuation[6].x, light_attenuation[6].z);
+	col.rgb += light_diffuse[7].rgb*calcPointLightOrSpotLight(pos.xyz, norm, light_position[7], light_direction[7], light_attenuation[7].x, light_attenuation[7].z);
+	col.rgb += light_diffuse[1].rgb*calcDirectionalLight(norm, light_position[1].xyz);
 	col.rgb = scaleDownLight(col.rgb);
 
 	// Add windlight lights
-	col.rgb += atmosAffectDirectionalLight(calcDirectionalLight(norm, gl_LightSource[0].position.xyz));
+	col.rgb += atmosAffectDirectionalLight(calcDirectionalLight(norm, light_position[0].xyz));
 	col.rgb += atmosAmbient(baseLight.rgb);
 
 	col.rgb = min(col.rgb*color.rgb, 1.0);