Initial (largely complete) gamma correct rendering implementation.

11 files changed, 36 insertions, 17 deletions

diff --git a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
index dd87ddb330..ef04ef5ce6 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/alphaF.glsl
@@ -59,6 +59,7 @@ void main()
 	vec4 pos = vec4(vary_position, 1.0);
 	
 	vec4 diff= diffuseLookup(vary_texcoord0.xy);
+	diff.rgb = pow(diff.rgb, vec3(2.2));
 
 	vec4 col = vec4(vary_ambient + vary_directional.rgb, vertex_color.a);
 	vec4 color = diff * col;
diff --git a/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl
index 36433a5827..b6a9417fe7 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/fullbrightF.glsl
@@ -43,6 +43,7 @@ void main()
 	float shadow = 1.0;
 
 	vec4 color = diffuseLookup(vary_texcoord0.xy)*vertex_color;
+	color.rgb = pow(color.rgb, vec3(2.2));
 	
 	color.rgb = fullbrightAtmosTransport(color.rgb);
 
diff --git a/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl
index 6e5ac8317b..fa1572e692 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/pointLightF.glsl
@@ -108,6 +108,7 @@ void main()
 	if (spec.a > 0.0)
 	{
 		float sa = dot(normalize(lv-normalize(pos)),norm);
+		spec.rgb += pow(1 - dot(-normalize(pos), norm), 2) * da * 3;
 		if (sa > 0.0)
 		{
 			sa = texture2D(lightFunc, vec2(sa, spec.a)).r * min(dist_atten*4.0, 1.0);
diff --git a/indra/newview/app_settings/shaders/class1/deferred/postDeferredF.glsl b/indra/newview/app_settings/shaders/class1/deferred/postDeferredF.glsl
index bf362e21a4..3f57b006cd 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/postDeferredF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/postDeferredF.glsl
@@ -37,6 +37,7 @@ uniform mat4 inv_proj;
 uniform vec2 screen_res;
 uniform float max_cof;
 uniform float res_scale;
+uniform float global_gamma;
 
 VARYING vec2 vary_fragcoord;
 
@@ -123,6 +124,6 @@ void main()
 
 		diff /= w;
 	}
-		
+	diff.rgb = pow(diff.rgb, vec3(1.0/global_gamma));
 	frag_color = diff;
 }
diff --git a/indra/newview/app_settings/shaders/class1/deferred/postDeferredNoDoFF.glsl b/indra/newview/app_settings/shaders/class1/deferred/postDeferredNoDoFF.glsl
index eb5beeef39..c891c4e445 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/postDeferredNoDoFF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/postDeferredNoDoFF.glsl
@@ -35,12 +35,13 @@ uniform sampler2DRect diffuseRect;
 uniform sampler2D bloomMap;
 
 uniform vec2 screen_res;
+uniform float global_gamma;
 VARYING vec2 vary_fragcoord;
 
 void main() 
 {
 	vec4 diff = texture2DRect(diffuseRect, vary_fragcoord.xy);
-	
+	diff.rgb = pow(diff.rgb, vec3(1.0/global_gamma));
 	vec4 bloom = texture2D(bloomMap, vary_fragcoord.xy/screen_res);
 	frag_color = diff + bloom;
 }
diff --git a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
index 14eaafeb68..87cdf1026f 100644
--- a/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
+++ b/indra/newview/app_settings/shaders/class1/deferred/softenLightF.glsl
@@ -77,6 +77,11 @@ vec3 vary_AtmosAttenuation;
 uniform mat4 inv_proj;
 uniform vec2 screen_res;
 
+vec3 samplesRGB(vec3 color)
+{
+	return pow(color, vec3(2.2));
+}
+
 vec4 getPosition_d(vec2 pos_screen, float depth)
 {
 	vec2 sc = pos_screen.xy*2.0;
@@ -101,22 +106,21 @@ vec3 getPositionEye()
 }
 vec3 getSunlitColor()
 {
-	return vary_SunlitColor;
+	return samplesRGB(vary_SunlitColor) * 4.4;
 }
 vec3 getAmblitColor()
 {
-	return vary_AmblitColor;
+	return samplesRGB((vary_AmblitColor)) * 2.2;
 }
 vec3 getAdditiveColor()
 {
-	return vary_AdditiveColor;
+	return samplesRGB(vary_AdditiveColor) * 2.2;
 }
 vec3 getAtmosAttenuation()
 {
 	return vary_AtmosAttenuation;
 }
 
-
 void setPositionEye(vec3 v)
 {
 	vary_PositionEye = v;
@@ -310,7 +314,7 @@ void main()
 
 			//add environmentmap
 			vec3 env_vec = env_mat * refnormpersp;
-			col = mix(col.rgb, textureCube(environmentMap, env_vec).rgb, 
+			col = mix(col.rgb, samplesRGB(textureCube(environmentMap, env_vec).rgb) * 2.2, 
 				max(spec.a-diffuse.a*2.0, 0.0)); 
 		}
 	
diff --git a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightAlphaMaskF.glsl b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightAlphaMaskF.glsl
index 6c34643aab..9543be562b 100644
--- a/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightAlphaMaskF.glsl
+++ b/indra/newview/app_settings/shaders/class1/lighting/lightFullbrightAlphaMaskF.glsl
@@ -37,6 +37,8 @@ vec3 fullbrightScaleSoftClip(vec3 light);
 VARYING vec4 vertex_color;
 VARYING vec2 vary_texcoord0;
 
+uniform float texture_gamma;
+
 void fullbright_lighting()
 {
 	vec4 color = diffuseLookup(vary_texcoord0.xy) * vertex_color;
@@ -45,7 +47,7 @@ void fullbright_lighting()
 	{
 		discard;
 	}
-
+	color.rgb = pow(color.rgb, vec3(texture_gamma));
 	color.rgb = fullbrightAtmosTransport(color.rgb);
 	
 	color.rgb = fullbrightScaleSoftClip(color.rgb);
diff --git a/indra/newview/app_settings/shaders/class2/deferred/alphaF.glsl b/indra/newview/app_settings/shaders/class2/deferred/alphaF.glsl
index 12706f130b..359864556d 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/alphaF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/alphaF.glsl
@@ -149,6 +149,7 @@ void main()
 	}
 	
 	vec4 diff = diffuseLookup(vary_texcoord0.xy);
+	diff.rgb = pow(diff.rgb, vec3(2.2));
 
 	vec4 col = vec4(vary_ambient + vary_directional.rgb*shadow, vertex_color.a);
 	vec4 color = diff * col;
diff --git a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
index 457189b48e..bf4c476138 100644
--- a/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
+++ b/indra/newview/app_settings/shaders/class2/deferred/softenLightF.glsl
@@ -79,6 +79,11 @@ vec3 vary_AmblitColor;
 vec3 vary_AdditiveColor;
 vec3 vary_AtmosAttenuation;
 
+vec3 samplesRGB(vec3 color)
+{
+	return pow(color, vec3(2.2));
+}
+
 vec4 getPosition_d(vec2 pos_screen, float depth)
 {
 	vec2 sc = pos_screen.xy*2.0;
@@ -103,15 +108,15 @@ vec3 getPositionEye()
 }
 vec3 getSunlitColor()
 {
-	return vary_SunlitColor;
+	return samplesRGB(vary_SunlitColor) * 4.4;
 }
 vec3 getAmblitColor()
 {
-	return vary_AmblitColor;
+	return samplesRGB(vary_AmblitColor) * 2.2;
 }
 vec3 getAdditiveColor()
 {
-	return vary_AdditiveColor;
+	return samplesRGB(vary_AdditiveColor) * 2.2;
 }
 vec3 getAtmosAttenuation()
 {
@@ -318,7 +323,7 @@ void main()
 
 			//add environmentmap
 			vec3 env_vec = env_mat * refnormpersp;
-			col = mix(col.rgb, textureCube(environmentMap, env_vec).rgb, 
+			col = mix(col.rgb, samplesRGB(textureCube(environmentMap, env_vec).rgb) * 2.2, 
 				max(spec.a-diffuse.a*2.0, 0.0)); 
 		}
 			
diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl
index 765b0927c3..dd7de9f123 100644
--- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl
+++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsF.glsl
@@ -27,7 +27,7 @@
 VARYING vec3 vary_SunlitColor;
 VARYING vec3 vary_AdditiveColor;
 VARYING vec3 vary_AtmosAttenuation;
-
+uniform float global_gamma;
 vec3 getSunlitColor()
 {
 	return vec3(0,0,0);
@@ -38,7 +38,7 @@ vec3 getAmblitColor()
 }
 vec3 getAdditiveColor()
 {
-	return vary_AdditiveColor;
+	return pow(vary_AdditiveColor, vec3(global_gamma)) * global_gamma;
 }
 vec3 getAtmosAttenuation()
 {
diff --git a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl
index 99dbee15ee..61f3088648 100644
--- a/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl
+++ b/indra/newview/app_settings/shaders/class2/windlight/atmosphericsVarsV.glsl
@@ -33,18 +33,20 @@ vec3 sunlit_color;
 vec3 amblit_color;
 vec3 position_eye;
 
+uniform float global_gamma;
+
 vec3 getSunlitColor()
 {
-	return sunlit_color;
+	return pow(sunlit_color, vec3(global_gamma)) * global_gamma;
 }
 vec3 getAmblitColor()
 {
-	return amblit_color;
+	return pow(amblit_color, vec3(global_gamma)) * global_gamma;
 }
 
 vec3 getAdditiveColor()
 {
-	return additive_color;
+	return pow(additive_color, vec3(global_gamma)) * global_gamma;
 }
 vec3 getAtmosAttenuation()
 {