Fix any missing color space conversions where appropriate, tweak the sun's intensity to match pre-gamma correction results, and also mask spotlight specular by the projected texture.

9 files changed, 56 insertions, 51 deletions

diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
index 9f1fdb4385..fec79ebf62 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
@@ -121,7 +121,7 @@ void main()
 	vec3 normal = vary_norm; 
 	
 	vec3 l = light_position[0].xyz;
-	vec3 dlight = calcDirectionalLight(normal, l);
+	vec3 dlight = calcDirectionalLight(normal, l) * 2.6;
 	dlight = dlight * vary_directional.rgb * vary_pointlight_col;
 
 	vec4 col = vec4(vary_ambient + dlight, vertex_color_alpha);
diff --git a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl
index b3c1a067ee..9d3e6882b7 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/materialF.glsl
@@ -326,9 +326,9 @@ void calcAtmospherics(vec3 inPositionEye, float ambFactor) {
 		  + tmpAmbient)));
 
 	//brightness of surface both sunlight and ambient
-	setSunlitColor(vec3(sunlight * .5));
-	setAmblitColor(vec3(tmpAmbient * .25));
-	setAdditiveColor(getAdditiveColor() * vec3(1.0 - temp1));
+	setSunlitColor(pow(vec3(sunlight * .5), vec3(2.2)) * 2.2);
+	setAmblitColor(pow(vec3(tmpAmbient * .25), vec3(2.2)) * 2.2);
+	setAdditiveColor(pow(getAdditiveColor() * vec3(1.0 - temp1), vec3(2.2)) * 2.2);
 }
 
 vec3 atmosLighting(vec3 light)
@@ -567,13 +567,13 @@ void main()
 	vec3 refnormpersp = normalize(reflect(pos.xyz, norm.xyz));
 
 	float da =dot(norm.xyz, sun_dir.xyz);
-    float final_da = pow(da, 0.7f);
+    float final_da = da;
           final_da = min(final_da, shadow);
           final_da = max(final_da, diffuse.a);
           final_da = max(final_da, 0.0f);
 
 	col.rgb = atmosAmbient(col);
-	col.rgb = col.rgb + atmosAffectDirectionalLight(final_da);
+	col.rgb = col.rgb + atmosAffectDirectionalLight(final_da * 2.6);
 	col.rgb *= diffuse.rgb;
 	
 
@@ -595,7 +595,7 @@ void main()
 			{
 				//add environmentmap
 				vec3 env_vec = env_mat * refnormpersp;
-				col = mix(col.rgb, textureCube(environmentMap, env_vec).rgb, 
+				col = mix(col.rgb, pow(textureCube(environmentMap, env_vec).rgb, vec3(2.2)) * 2.2, 
 					max(envIntensity-diffuse.a*2.0, 0.0));
 			}
 	
diff --git a/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl
index 50938d3ef9..893a92299a 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/multiSpotLightF.glsl
@@ -184,7 +184,8 @@ void main()
 	vec3 col = vec3(0,0,0);
 		
 	vec3 diff_tex = texture2DRect(diffuseRect, frag.xy).rgb;
-		
+	vec3 dlit = vec3(0, 0, 0);
+	
 	float noise = texture2D(noiseMap, frag.xy/128.0).b;
 	if (proj_tc.z > 0.0 &&
 		proj_tc.x < 1.0 &&
@@ -202,14 +203,13 @@ void main()
 			
 			vec4 plcol = texture2DLodDiffuse(projectionMap, proj_tc.xy, lod);
 		
-			vec3 lcol = color.rgb * plcol.rgb * plcol.a;
+			dlit = color.rgb * plcol.rgb * plcol.a;
 			
 			lit = da * dist_atten * noise;
 			
-			col = lcol*lit*diff_tex;
+			col = dlit*lit*diff_tex;
 			amb_da += (da*0.5)*proj_ambiance;
 		}
-		
 		//float diff = clamp((proj_range-proj_focus)/proj_range, 0.0, 1.0);
 		vec4 amb_plcol = texture2DLodAmbient(projectionMap, proj_tc.xy, proj_lod);
 							
@@ -218,8 +218,7 @@ void main()
 		amb_da *= dist_atten * noise;
 			
 		amb_da = min(amb_da, 1.0-lit);
-			
-		col += amb_da*color.rgb*diff_tex.rgb*amb_plcol.rgb*amb_plcol.a;
+		col += amb_da*color.rgb*diff_tex*amb_plcol.rgb*amb_plcol.a;
 	}
 	
 	
@@ -227,7 +226,6 @@ void main()
 	
 	if (spec.a > 0.0)
 	{
-		float lit = da * dist_atten * noise;
 		vec3 npos = -normalize(pos);
 
 		//vec3 ref = dot(pos+lv, norm);
@@ -240,11 +238,11 @@ 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;
+			col += dlit*scol*spec.rgb;
 			//col += spec.rgb;
 		}
 	}	
diff --git a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
index aafa932b8f..97ea1a3fe5 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
@@ -231,9 +231,9 @@ void calcAtmospherics(vec3 inPositionEye, float ambFactor) {
 		  + tmpAmbient)));
 
 	//brightness of surface both sunlight and ambient
-	setSunlitColor(pow(vec3(sunlight * .5), vec3(global_gamma)) * 3.3);
-	setAmblitColor(pow(vec3(tmpAmbient * .25), vec3(global_gamma)) * 3.3);
-	setAdditiveColor(pow(getAdditiveColor() * vec3(1.0 - temp1), vec3(global_gamma)) * 3.3);
+	setSunlitColor(pow(vec3(sunlight * .5), vec3(global_gamma)) * 2.2);
+	setAmblitColor(pow(vec3(tmpAmbient * .25), vec3(global_gamma)) * 2.2);
+	setAdditiveColor(pow(getAdditiveColor() * vec3(1.0 - temp1), vec3(global_gamma)) * 2.2);
 }
 
 vec3 atmosLighting(vec3 light)
@@ -302,7 +302,7 @@ void main()
 		calcAtmospherics(pos.xyz, 1.0);
 	
 		col = atmosAmbient(vec3(0));
-		col += atmosAffectDirectionalLight(max(min(da, 1.0), diffuse.a));
+		col += atmosAffectDirectionalLight(max(min(da, 1.0) * 2.6, diffuse.a));
 	
 		col *= diffuse.rgb;
 	
diff --git a/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl
index 8d2a4f2dd6..b29f676ecc 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/spotLightF.glsl
@@ -76,9 +76,15 @@ vec3 decode_normal (vec2 enc)
     return n;
 }
 
+vec4 correctWithGamma(vec4 col)
+{
+	return vec4(pow(col.rgb, vec3(2.2)), col.a);
+}
+
 vec4 texture2DLodSpecular(sampler2D projectionMap, vec2 tc, float lod)
 {
 	vec4 ret = texture2DLod(projectionMap, tc, lod);
+	ret = correctWithGamma(ret);
 	
 	vec2 dist = tc-vec2(0.5);
 	
@@ -94,6 +100,7 @@ vec4 texture2DLodSpecular(sampler2D projectionMap, vec2 tc, float lod)
 vec4 texture2DLodDiffuse(sampler2D projectionMap, vec2 tc, float lod)
 {
 	vec4 ret = texture2DLod(projectionMap, tc, lod);
+	ret = correctWithGamma(ret);
 	
 	vec2 dist = vec2(0.5) - abs(tc-vec2(0.5));
 	
@@ -111,6 +118,7 @@ vec4 texture2DLodDiffuse(sampler2D projectionMap, vec2 tc, float lod)
 vec4 texture2DLodAmbient(sampler2D projectionMap, vec2 tc, float lod)
 {
 	vec4 ret = texture2DLod(projectionMap, tc, lod);
+	ret = correctWithGamma(ret);
 	
 	vec2 dist = tc-vec2(0.5);
 	
@@ -188,6 +196,8 @@ void main()
 	
 
 	float noise = texture2D(noiseMap, frag.xy/128.0).b;
+	vec3 dlit = vec3(0, 0, 0);
+	
 	if (proj_tc.z > 0.0 &&
 		proj_tc.x < 1.0 &&
 		proj_tc.y < 1.0 &&
@@ -205,13 +215,11 @@ void main()
 			float lod = diff * proj_lod;
 			
 			vec4 plcol = texture2DLodDiffuse(projectionMap, proj_tc.xy, lod);
-		
-			vec3 lcol = color.rgb * plcol.rgb * plcol.a;
+			dlit = color.rgb * plcol.rgb * plcol.a;
 			
-			col = lcol*lit*diff_tex;
+			col = dlit*lit*diff_tex;
 			//amb_da += (da*0.5)*(1.0-shadow)*proj_ambiance;
 		}
-		
 		//float diff = clamp((proj_range-proj_focus)/proj_range, 0.0, 1.0);
 		vec4 amb_plcol = texture2DLodAmbient(projectionMap, proj_tc.xy, proj_lod);
 							
@@ -220,14 +228,12 @@ void main()
 		amb_da *= dist_atten * noise;
 			
 		amb_da = min(amb_da, 1.0-lit);
-			
-		col += amb_da*color.rgb*diff_tex.rgb*amb_plcol.rgb*amb_plcol.a;
+		col += amb_da*color.rgb*diff_tex.rgb*amb_plcol.rgb*amb_plcol.a*diff_tex.rgb;
 	}
 	
 
 	if (spec.a > 0.0)
 	{
-		float lit = da * dist_atten * noise;
 		vec3 npos = -normalize(pos);
 
 		//vec3 ref = dot(pos+lv, norm);
@@ -243,8 +249,9 @@ void main()
 								
 		if (nh > 0.0)
 		{
+			
 			float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da);
-			col += lit*scol*color.rgb*spec.rgb;
+			col += dlit*scol*spec.rgb;
 			//col += spec.rgb;
 		}
 	}	
diff --git a/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl
index 76da91094c..9ddbb6da6a 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/multiSpotLightF.glsl
@@ -200,7 +200,7 @@ void main()
 	
 	vec4 spec = texture2DRect(specularRect, frag.xy);
 
-	
+	vec3 dlit = vec3(0, 0, 0);
 
 	float noise = texture2D(noiseMap, frag.xy/128.0).b;
 	if (proj_tc.z > 0.0 &&
@@ -221,9 +221,9 @@ void main()
 			
 			vec4 plcol = texture2DLodDiffuse(projectionMap, proj_tc.xy, lod);
 		
-			vec3 lcol = color.rgb * plcol.rgb * plcol.a;
+			dlit = color.rgb * plcol.rgb * plcol.a;
 			
-			col = lcol*lit*diff_tex*shadow;
+			col = dlit*lit*diff_tex*shadow;
 			amb_da += (da*0.5)*(1.0-shadow)*proj_ambiance;
 		}
 		
@@ -242,7 +242,6 @@ void main()
 
 	if (spec.a > 0.0)
 	{
-		float lit = da * dist_atten * noise;
 		vec3 npos = -normalize(pos);
 
 		//vec3 ref = dot(pos+lv, norm);
@@ -259,7 +258,7 @@ void main()
 		if (nh > 0.0)
 		{
 			float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da);
-			col += lit*scol*color.rgb*spec.rgb*shadow;
+			col += dlit*scol*spec.rgb*shadow;
 			//col += spec.rgb;
 		}
 	}	
diff --git a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
index 3d39394c32..f95fe59be2 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
@@ -234,9 +234,9 @@ void calcAtmospherics(vec3 inPositionEye, float ambFactor) {
 		  + tmpAmbient)));
 
 	//brightness of surface both sunlight and ambient
-	setSunlitColor(pow(vec3(sunlight * .5), vec3(global_gamma)) * 3.3);
-	setAmblitColor(pow(vec3(tmpAmbient * .25), vec3(global_gamma)) * 3.3);
-	setAdditiveColor(pow(getAdditiveColor() * vec3(1.0 - temp1), vec3(global_gamma)) * 3.3);
+	setSunlitColor(pow(vec3(sunlight * .5), vec3(global_gamma)) * global_gamma);
+	setAmblitColor(pow(vec3(tmpAmbient * .25), vec3(global_gamma)) * global_gamma);
+	setAdditiveColor(pow(getAdditiveColor() * vec3(1.0 - temp1), vec3(global_gamma)) * global_gamma);
 }
 
 vec3 atmosLighting(vec3 light)
@@ -311,7 +311,7 @@ void main()
 		calcAtmospherics(pos.xyz, ambocc);
 	
 		col = atmosAmbient(vec3(0));
-		col += atmosAffectDirectionalLight(max(min(da, scol), diffuse.a));
+		col += atmosAffectDirectionalLight(max(min(da, scol) * 2.6, diffuse.a));
 	
 		col *= diffuse.rgb;
 	
diff --git a/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl
index 2cc563ff67..aa964fa0a3 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/spotLightF.glsl
@@ -79,9 +79,15 @@ vec3 decode_normal (vec2 enc)
     return n;
 }
 
+vec4 correctWithGamma(vec4 col)
+{
+	return vec4(pow(col.rgb, vec3(2.2)), col.a);
+}
+
 vec4 texture2DLodSpecular(sampler2D projectionMap, vec2 tc, float lod)
 {
 	vec4 ret = texture2DLod(projectionMap, tc, lod);
+	ret = correctWithGamma(ret);
 	
 	vec2 dist = tc-vec2(0.5);
 	
@@ -97,6 +103,7 @@ vec4 texture2DLodSpecular(sampler2D projectionMap, vec2 tc, float lod)
 vec4 texture2DLodDiffuse(sampler2D projectionMap, vec2 tc, float lod)
 {
 	vec4 ret = texture2DLod(projectionMap, tc, lod);
+	ret = correctWithGamma(ret);
 	
 	vec2 dist = vec2(0.5) - abs(tc-vec2(0.5));
 	
@@ -114,6 +121,7 @@ vec4 texture2DLodDiffuse(sampler2D projectionMap, vec2 tc, float lod)
 vec4 texture2DLodAmbient(sampler2D projectionMap, vec2 tc, float lod)
 {
 	vec4 ret = texture2DLod(projectionMap, tc, lod);
+	ret = correctWithGamma(ret);
 	
 	vec2 dist = tc-vec2(0.5);
 	
@@ -198,7 +206,7 @@ void main()
 		
 	vec4 spec = texture2DRect(specularRect, frag.xy);
 
-	
+	vec3 dlit = vec3(0, 0, 0);
 
 	float noise = texture2D(noiseMap, frag.xy/128.0).b;
 	if (proj_tc.z > 0.0 &&
@@ -219,9 +227,9 @@ void main()
 			
 			vec4 plcol = texture2DLodDiffuse(projectionMap, proj_tc.xy, lod);
 		
-			vec3 lcol = color.rgb * plcol.rgb * plcol.a;
+			dlit = color.rgb * plcol.rgb * plcol.a;
 			
-			col = lcol*lit*diff_tex*shadow;
+			col = dlit*lit*diff_tex*shadow;
 			amb_da += (da*0.5)*(1.0-shadow)*proj_ambiance;
 		}
 		
@@ -240,7 +248,6 @@ void main()
 
 	if (spec.a > 0.0)
 	{
-		float lit = da * dist_atten * noise;
 		vec3 npos = -normalize(pos);
 
 		//vec3 ref = dot(pos+lv, norm);
@@ -257,7 +264,7 @@ void main()
 		if (nh > 0.0)
 		{
 			float scol = fres*texture2D(lightFunc, vec2(nh, spec.a)).r*gt/(nh*da);
-			col += lit*scol*color.rgb*spec.rgb*shadow;
+			col += dlit*scol*spec.rgb*shadow;
 			//col += spec.rgb;
 		}
 	}	
diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl
index d543479b85..c1eff73bc8 100644
--- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl
+++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsV.glsl
@@ -130,17 +130,11 @@ void calcAtmospherics(vec3 inPositionEye) {
 		vec3(blue_horizon * blue_weight * (sunlight*(1.-cloud_shadow) + tmpAmbient)
 	  + (haze_horizon * haze_weight) * (sunlight*(1.-cloud_shadow) * temp2.x
 		  + tmpAmbient)));
-	
-	float gammaScale = 1.0;
-	if (global_gamma > 1.0)
-	{
-		gammaScale = global_gamma / 2 + global_gamma;
-	}
 
 	//brightness of surface both sunlight and ambient
-	setSunlitColor(pow(vec3(sunlight * .5), vec3(global_gamma)) * gammaScale);
-	setAmblitColor(pow(vec3(tmpAmbient * .25), vec3(global_gamma)) * gammaScale);
-	setAdditiveColor(pow(getAdditiveColor() * vec3(1.0 - temp1), vec3(global_gamma)) * gammaScale);
+	setSunlitColor(pow(vec3(sunlight * .5), vec3(global_gamma)) * global_gamma);
+	setAmblitColor(pow(vec3(tmpAmbient * .25), vec3(global_gamma)) * global_gamma);
+	setAdditiveColor(pow(getAdditiveColor() * vec3(1.0 - temp1), vec3(global_gamma)) * global_gamma);
 
 	// vary_SunlitColor = vec3(0);
 	// vary_AmblitColor = vec3(0);