NORSPEC-190 Fix for local lights not being gamma corrected on alpha objects.

1 files changed, 37 insertions, 1 deletions

diff --git a/indra/newview/pipeline.cpp b/indra/newview/pipeline.cpp
index f4b445c2eb..2d8947a19b 100755
--- a/indra/newview/pipeline.cpp
+++ b/indra/newview/pipeline.cpp
@@ -5700,8 +5700,15 @@ void LLPipeline::setupAvatarLights(BOOL for_edit)
 
 		LLLightState* light = gGL.getLight(1);
 
-		mHWLightColors[1] = diffuse;
+		if (LLPipeline::sRenderDeferred)
+		{
+			diffuse.mV[0] = powf(diffuse.mV[0], 2.2f);
+			diffuse.mV[1] = powf(diffuse.mV[1], 2.2f);
+			diffuse.mV[2] = powf(diffuse.mV[2], 2.2f);
+		}
 
+		mHWLightColors[1] = diffuse;
+				
 		light->setDiffuse(diffuse);
 		light->setAmbient(LLColor4::black);
 		light->setSpecular(LLColor4::black);
@@ -5740,6 +5747,13 @@ void LLPipeline::setupAvatarLights(BOOL for_edit)
 		}
 		backlight_diffuse *= backlight_mag / max_component;
 
+		if (LLPipeline::sRenderDeferred)
+		{
+			backlight_diffuse.mV[0] = powf(backlight_diffuse.mV[0], 2.2f);
+			backlight_diffuse.mV[1] = powf(backlight_diffuse.mV[1], 2.2f);
+			backlight_diffuse.mV[2] = powf(backlight_diffuse.mV[2], 2.2f);
+		}
+
 		mHWLightColors[1] = backlight_diffuse;
 
 		LLLightState* light = gGL.getLight(1);
@@ -5946,6 +5960,14 @@ void LLPipeline::setupHWLights(LLDrawPool* pool)
 
 		LLVector4 light_pos(mSunDir, 0.0f);
 		LLColor4 light_diffuse = mSunDiffuse;
+
+		if (LLPipeline::sRenderDeferred)
+		{
+			light_diffuse.mV[0] = powf(light_diffuse.mV[0], 2.2f);
+			light_diffuse.mV[1] = powf(light_diffuse.mV[1], 2.2f);
+			light_diffuse.mV[2] = powf(light_diffuse.mV[2], 2.2f);
+		}
+
 		mHWLightColors[0] = light_diffuse;
 
 		LLLightState* light = gGL.getLight(0);
@@ -6014,6 +6036,13 @@ void LLPipeline::setupHWLights(LLDrawPool* pool)
 			F32 x = (3.f * (1.f + light->getLightFalloff())); // why this magic?  probably trying to match a historic behavior.
 			float linatten = x / (light_radius); // % of brightness at radius
 
+			if (LLPipeline::sRenderDeferred)
+			{
+				light_color.mV[0] = powf(light_color.mV[0], 2.2f);
+				light_color.mV[1] = powf(light_color.mV[1], 2.2f);
+				light_color.mV[2] = powf(light_color.mV[2], 2.2f);
+			}
+
 			mHWLightColors[cur_light] = light_color;
 			LLLightState* light_state = gGL.getLight(cur_light);
 			
@@ -6087,6 +6116,13 @@ void LLPipeline::setupHWLights(LLDrawPool* pool)
 			F32 x = 3.f;
 		float linatten = x / (light_radius); // % of brightness at radius
 
+		if (LLPipeline::sRenderDeferred)
+		{
+			light_color.mV[0] = powf(light_color.mV[0], 2.2f);
+			light_color.mV[1] = powf(light_color.mV[1], 2.2f);
+			light_color.mV[2] = powf(light_color.mV[2], 2.2f);
+		}
+
 		mHWLightColors[2] = light_color;
 		LLLightState* light = gGL.getLight(2);