NORSPEC-195 Fix for incorrect alpha blending with deferred rendering enabled.

1 files changed, 59 insertions, 41 deletions

diff --git a/indra/newview/pipeline.cpp b/indra/newview/pipeline.cpp
index cbcf3165c4..bed53093ce 100755
--- a/indra/newview/pipeline.cpp
+++ b/indra/newview/pipeline.cpp
@@ -7304,47 +7304,6 @@ void LLPipeline::renderBloom(BOOL for_snapshot, F32 zoom_factor, int subfield)
 	gGL.setColorMask(true, true);
 	glClearColor(0,0,0,0);
 	
-	if (sRenderDeferred)
-	{
-		mScreen.bindTarget();
-		// Apply gamma correction to the frame here.
-		gDeferredPostGammaCorrectProgram.bind();
-		//mDeferredVB->setBuffer(LLVertexBuffer::MAP_VERTEX);
-		S32 channel = 0;
-		channel = gDeferredPostGammaCorrectProgram.enableTexture(LLShaderMgr::DEFERRED_DIFFUSE, mScreen.getUsage());
-		if (channel > -1)
-		{
-			mScreen.bindTexture(0,channel);
-			gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_POINT);
-		}
-		
-		gDeferredPostGammaCorrectProgram.uniform2f(LLShaderMgr::DEFERRED_SCREEN_RES, mScreen.getWidth(), mScreen.getHeight());
-		
-		F32 gamma = 1.0;
-		if (!LLViewerCamera::getInstance()->cameraUnderWater())
-		{
-			gamma = 1.0/2.2;
-		}
-		
-		gDeferredPostGammaCorrectProgram.uniform1f(LLShaderMgr::TEXTURE_GAMMA, gamma);
-		
-		gGL.begin(LLRender::TRIANGLE_STRIP);
-		gGL.texCoord2f(tc1.mV[0], tc1.mV[1]);
-		gGL.vertex2f(-1,-1);
-		
-		gGL.texCoord2f(tc1.mV[0], tc2.mV[1]);
-		gGL.vertex2f(-1,3);
-		
-		gGL.texCoord2f(tc2.mV[0], tc1.mV[1]);
-		gGL.vertex2f(3,-1);
-		
-		gGL.end();
-		
-		gGL.getTexUnit(channel)->unbind(mScreen.getUsage());
-		gDeferredPostGammaCorrectProgram.unbind();
-		mScreen.flush();
-	}
-	
 	{
 		{
 			LLFastTimer ftm(FTM_RENDER_BLOOM_FBO);
@@ -8692,6 +8651,65 @@ void LLPipeline::renderDeferredLighting()
 		gGL.setColorMask(true, true);
 	}
 
+	mScreen.flush();
+
+	//gamma correct lighting
+	gGL.matrixMode(LLRender::MM_PROJECTION);
+	gGL.pushMatrix();
+	gGL.loadIdentity();
+	gGL.matrixMode(LLRender::MM_MODELVIEW);
+	gGL.pushMatrix();
+	gGL.loadIdentity();
+
+	{
+		LLGLDepthTest depth(GL_FALSE, GL_FALSE);
+
+		LLVector2 tc1(0,0);
+		LLVector2 tc2((F32) mScreen.getWidth()*2,
+				  (F32) mScreen.getHeight()*2);
+
+		mScreen.bindTarget();
+		// Apply gamma correction to the frame here.
+		gDeferredPostGammaCorrectProgram.bind();
+		//mDeferredVB->setBuffer(LLVertexBuffer::MAP_VERTEX);
+		S32 channel = 0;
+		channel = gDeferredPostGammaCorrectProgram.enableTexture(LLShaderMgr::DEFERRED_DIFFUSE, mScreen.getUsage());
+		if (channel > -1)
+		{
+			mScreen.bindTexture(0,channel);
+			gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_POINT);
+		}
+		
+		gDeferredPostGammaCorrectProgram.uniform2f(LLShaderMgr::DEFERRED_SCREEN_RES, mScreen.getWidth(), mScreen.getHeight());
+		
+		F32 gamma = 1.0/2.2;
+				
+		gDeferredPostGammaCorrectProgram.uniform1f(LLShaderMgr::TEXTURE_GAMMA, gamma);
+		
+		gGL.begin(LLRender::TRIANGLE_STRIP);
+		gGL.texCoord2f(tc1.mV[0], tc1.mV[1]);
+		gGL.vertex2f(-1,-1);
+		
+		gGL.texCoord2f(tc1.mV[0], tc2.mV[1]);
+		gGL.vertex2f(-1,3);
+		
+		gGL.texCoord2f(tc2.mV[0], tc1.mV[1]);
+		gGL.vertex2f(3,-1);
+		
+		gGL.end();
+		
+		gGL.getTexUnit(channel)->unbind(mScreen.getUsage());
+		gDeferredPostGammaCorrectProgram.unbind();
+		mScreen.flush();
+	}
+
+	gGL.matrixMode(LLRender::MM_PROJECTION);
+	gGL.popMatrix();
+	gGL.matrixMode(LLRender::MM_MODELVIEW);
+	gGL.popMatrix();	
+
+	mScreen.bindTarget();
+
 	{ //render non-deferred geometry (alpha, fullbright, glow)
 		LLGLDisable blend(GL_BLEND);
 		LLGLDisable stencil(GL_STENCIL_TEST);