1 files changed, 703 insertions, 41 deletions

diff --git a/indra/newview/pipeline.cpp b/indra/newview/pipeline.cpp
index f49395da34..8be7b2ab53 100755
--- a/indra/newview/pipeline.cpp
+++ b/indra/newview/pipeline.cpp
@@ -111,6 +111,8 @@
 #include "llpathinglib.h"
 #include "llfloaterpathfindingconsole.h"
 #include "llfloaterpathfindingcharacters.h"
+#include "llfloatertools.h"
+#include "llpanelface.h"
 #include "llpathfindingpathtool.h"
 
 #ifdef _DEBUG
@@ -120,6 +122,10 @@
 //#define DEBUG_INDICES
 #endif
 
+// Expensive and currently broken
+//
+#define MATERIALS_IN_REFLECTIONS 0
+
 bool gShiftFrame = false;
 
 //cached settings
@@ -374,6 +380,7 @@ BOOL	LLPipeline::sWaterReflections = FALSE;
 BOOL	LLPipeline::sRenderGlow = FALSE;
 BOOL	LLPipeline::sReflectionRender = FALSE;
 BOOL	LLPipeline::sImpostorRender = FALSE;
+BOOL	LLPipeline::sImpostorRenderAlphaDepthPass = FALSE;
 BOOL	LLPipeline::sUnderWaterRender = FALSE;
 BOOL	LLPipeline::sTextureBindTest = FALSE;
 BOOL	LLPipeline::sRenderFrameTest = FALSE;
@@ -1233,14 +1240,31 @@ void LLPipeline::createGLBuffers()
 
 	updateRenderDeferred();
 
+	bool materials_in_water = false;
+
+#if MATERIALS_IN_REFLECTIONS
+	materials_in_water = gSavedSettings.getS32("RenderWaterMaterials");
+#endif
+
 	if (LLPipeline::sWaterReflections)
 	{ //water reflection texture
 		U32 res = (U32) llmax(gSavedSettings.getS32("RenderWaterRefResolution"), 512);
 			
+		// Set up SRGB targets if we're doing deferred-path reflection rendering
+		//
+		if (LLPipeline::sRenderDeferred && materials_in_water)
+		{
+			mWaterRef.allocate(res,res,GL_SRGB8_ALPHA8,TRUE,FALSE);
+			//always use FBO for mWaterDis so it can be used for avatar texture bakes
+			mWaterDis.allocate(res,res,GL_SRGB8_ALPHA8,TRUE,FALSE,LLTexUnit::TT_TEXTURE, true);
+		}
+		else
+		{
 		mWaterRef.allocate(res,res,GL_RGBA,TRUE,FALSE);
 		//always use FBO for mWaterDis so it can be used for avatar texture bakes
 		mWaterDis.allocate(res,res,GL_RGBA,TRUE,FALSE,LLTexUnit::TT_TEXTURE, true);
 	}
+	}
 
 	mHighlight.allocate(256,256,GL_RGBA, FALSE, FALSE);
 
@@ -1402,9 +1426,15 @@ void LLPipeline::createLUTBuffers()
 				}
 			}
 			
-			LLImageGL::generateTextures(LLTexUnit::TT_TEXTURE, GL_R16F, 1, &mLightFunc);
+			U32 pix_format = GL_R16F;
+#if LL_DARWIN
+			// Need to work around limited precision with 10.6.8 and older drivers
+			//
+			pix_format = GL_R32F;
+#endif
+			LLImageGL::generateTextures(LLTexUnit::TT_TEXTURE, pix_format, 1, &mLightFunc);
 			gGL.getTexUnit(0)->bindManual(LLTexUnit::TT_TEXTURE, mLightFunc);
-			LLImageGL::setManualImage(LLTexUnit::getInternalType(LLTexUnit::TT_TEXTURE), 0, GL_R16F, lightResX, lightResY, GL_RED, GL_FLOAT, ls, false);
+			LLImageGL::setManualImage(LLTexUnit::getInternalType(LLTexUnit::TT_TEXTURE), 0, pix_format, lightResX, lightResY, GL_RED, GL_FLOAT, ls, false);
 			//LLImageGL::setManualImage(LLTexUnit::getInternalType(LLTexUnit::TT_TEXTURE), 0, GL_UNSIGNED_BYTE, lightResX, lightResY, GL_RED, GL_UNSIGNED_BYTE, ls, false);
 			gGL.getTexUnit(0)->setTextureAddressMode(LLTexUnit::TAM_CLAMP);
 			gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_TRILINEAR);
@@ -2443,7 +2473,7 @@ void LLPipeline::updateCull(LLCamera& camera, LLCullResult& result, S32 water_cl
 
 	if (to_texture)
 	{
-		if (LLPipeline::sRenderDeferred && !LLPipeline::sUnderWaterRender)
+		if (LLPipeline::sRenderDeferred)
 		{
 			mOcclusionDepth.bindTarget();
 		}
@@ -2588,7 +2618,7 @@ void LLPipeline::updateCull(LLCamera& camera, LLCullResult& result, S32 water_cl
 
 	if (to_texture)
 	{
-		if (LLPipeline::sRenderDeferred && !LLPipeline::sUnderWaterRender)
+		if (LLPipeline::sRenderDeferred)
 		{
 			mOcclusionDepth.flush();
 		}
@@ -3959,7 +3989,7 @@ void LLPipeline::postSort(LLCamera& camera)
 	{
 		mSelectedFaces.clear();
 
-		LLPipeline::setRenderHighlightTextureChannel(LLSelectMgr::getInstance()->getTextureChannel());
+		LLPipeline::setRenderHighlightTextureChannel(gFloaterTools->getPanelFace()->getTextureChannelToEdit());
 
 		// Draw face highlights for selected faces.
 		if (LLSelectMgr::getInstance()->getTEMode())
@@ -5383,7 +5413,7 @@ void LLPipeline::renderDebug()
 			if (i > 3)
 			{ //render shadow frusta as volumes
 				if (mShadowFrustPoints[i-4].empty())
-				{
+			{
 					continue;
 				}
 
@@ -8527,7 +8557,7 @@ void LLPipeline::renderDeferredLighting()
 		if (RenderDeferredAtmospheric)
 		{ //apply sunlight contribution 
 			LLFastTimer ftm(FTM_ATMOSPHERICS);
-			bindDeferredShader(gDeferredSoftenProgram);	
+			bindDeferredShader(LLPipeline::sUnderWaterRender ? gDeferredSoftenWaterProgram : gDeferredSoftenProgram);	
 			{
 				LLGLDepthTest depth(GL_FALSE);
 				LLGLDisable blend(GL_BLEND);
@@ -8549,7 +8579,7 @@ void LLPipeline::renderDeferredLighting()
 				gGL.popMatrix();
 			}
 
-			unbindDeferredShader(gDeferredSoftenProgram);
+			unbindDeferredShader(LLPipeline::sUnderWaterRender ? gDeferredSoftenWaterProgram : gDeferredSoftenProgram);
 		}
 
 		{ //render non-deferred geometry (fullbright, alpha, etc)
@@ -8742,10 +8772,6 @@ void LLPipeline::renderDeferredLighting()
 			vert[2].set(3,1,0);
 
 			{
-				bindDeferredShader(gDeferredMultiLightProgram);
-			
-				mDeferredVB->setBuffer(LLVertexBuffer::MAP_VERTEX);
-
 				LLGLDepthTest depth(GL_FALSE);
 
 				//full screen blit
@@ -8757,7 +8783,7 @@ void LLPipeline::renderDeferredLighting()
 
 				U32 count = 0;
 
-				const U32 max_count = 8;
+				const U32 max_count = LL_DEFERRED_MULTI_LIGHT_COUNT;
 				LLVector4 light[max_count];
 				LLVector4 col[max_count];
 
@@ -8780,18 +8806,20 @@ void LLPipeline::renderDeferredLighting()
 					count++;
 					if (count == max_count || fullscreen_lights.empty())
 					{
-						gDeferredMultiLightProgram.uniform1i(LLShaderMgr::MULTI_LIGHT_COUNT, count);
-						gDeferredMultiLightProgram.uniform4fv(LLShaderMgr::MULTI_LIGHT, count, (GLfloat*) light);
-						gDeferredMultiLightProgram.uniform4fv(LLShaderMgr::MULTI_LIGHT_COL, count, (GLfloat*) col);
-						gDeferredMultiLightProgram.uniform1f(LLShaderMgr::MULTI_LIGHT_FAR_Z, far_z);
+						U32 idx = count-1;
+						bindDeferredShader(gDeferredMultiLightProgram[idx]);
+						gDeferredMultiLightProgram[idx].uniform1i(LLShaderMgr::MULTI_LIGHT_COUNT, count);
+						gDeferredMultiLightProgram[idx].uniform4fv(LLShaderMgr::MULTI_LIGHT, count, (GLfloat*) light);
+						gDeferredMultiLightProgram[idx].uniform4fv(LLShaderMgr::MULTI_LIGHT_COL, count, (GLfloat*) col);
+						gDeferredMultiLightProgram[idx].uniform1f(LLShaderMgr::MULTI_LIGHT_FAR_Z, far_z);
 						far_z = 0.f;
 						count = 0; 
+      mDeferredVB->setBuffer(LLVertexBuffer::MAP_VERTEX);
 						mDeferredVB->drawArrays(LLRender::TRIANGLES, 0, 3);
+						unbindDeferredShader(gDeferredMultiLightProgram[idx]);
 					}
 				}
 				
-				unbindDeferredShader(gDeferredMultiLightProgram);
-
 				bindDeferredShader(gDeferredMultiSpotLightProgram);
 
 				gDeferredMultiSpotLightProgram.enableTexture(LLShaderMgr::DEFERRED_PROJECTION);
@@ -8872,9 +8900,9 @@ void LLPipeline::renderDeferredLighting()
 		
 		gDeferredPostGammaCorrectProgram.uniform2f(LLShaderMgr::DEFERRED_SCREEN_RES, mScreen.getWidth(), mScreen.getHeight());
 		
-		F32 gamma = 1.0/2.2;
+		F32 gamma = gSavedSettings.getF32("RenderDeferredDisplayGamma");
 
-		gDeferredPostGammaCorrectProgram.uniform1f(LLShaderMgr::TEXTURE_GAMMA, gamma);
+		gDeferredPostGammaCorrectProgram.uniform1f(LLShaderMgr::DISPLAY_GAMMA, (gamma > 0.1f) ? 1.0f / gamma : (1.0f/2.2f));
 		
 		gGL.begin(LLRender::TRIANGLE_STRIP);
 		gGL.texCoord2f(tc1.mV[0], tc1.mV[1]);
@@ -8953,6 +8981,537 @@ void LLPipeline::renderDeferredLighting()
 						
 }
 
+void LLPipeline::renderDeferredLightingToRT(LLRenderTarget* target)
+{
+	if (!sCull)
+	{
+		return;
+	}
+
+	{
+		LLFastTimer ftm(FTM_RENDER_DEFERRED);
+
+		LLViewerCamera* camera = LLViewerCamera::getInstance();
+
+		{
+			LLGLDepthTest depth(GL_TRUE);
+			mDeferredDepth.copyContents(mDeferredScreen, 0, 0, mDeferredScreen.getWidth(), mDeferredScreen.getHeight(),
+							0, 0, mDeferredDepth.getWidth(), mDeferredDepth.getHeight(), GL_DEPTH_BUFFER_BIT, GL_NEAREST);	
+		}
+
+		LLGLEnable multisample(RenderFSAASamples > 0 ? GL_MULTISAMPLE_ARB : 0);
+
+		if (gPipeline.hasRenderType(LLPipeline::RENDER_TYPE_HUD))
+		{
+			gPipeline.toggleRenderType(LLPipeline::RENDER_TYPE_HUD);
+		}
+
+		//ati doesn't seem to love actually using the stencil buffer on FBO's
+		LLGLDisable stencil(GL_STENCIL_TEST);
+		//glStencilFunc(GL_EQUAL, 1, 0xFFFFFFFF);
+		//glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
+
+		gGL.setColorMask(true, true);
+		
+		//draw a cube around every light
+		LLVertexBuffer::unbind();
+
+		LLGLEnable cull(GL_CULL_FACE);
+		LLGLEnable blend(GL_BLEND);
+
+		glh::matrix4f mat = glh_copy_matrix(gGLModelView);
+
+		LLStrider<LLVector3> vert; 
+		mDeferredVB->getVertexStrider(vert);
+		
+		vert[0].set(-1,1,0);
+		vert[1].set(-1,-3,0);
+		vert[2].set(3,1,0);
+		
+		{
+			setupHWLights(NULL); //to set mSunDir;
+			LLVector4 dir(mSunDir, 0.f);
+			glh::vec4f tc(dir.mV);
+			mat.mult_matrix_vec(tc);
+			mTransformedSunDir.set(tc.v);
+		}
+
+		gGL.pushMatrix();
+		gGL.loadIdentity();
+		gGL.matrixMode(LLRender::MM_PROJECTION);
+		gGL.pushMatrix();
+		gGL.loadIdentity();
+
+		if (RenderDeferredSSAO || RenderShadowDetail > 0)
+		{
+			mDeferredLight.bindTarget();
+			{ //paint shadow/SSAO light map (direct lighting lightmap)
+				LLFastTimer ftm(FTM_SUN_SHADOW);
+				bindDeferredShader(gDeferredSunProgram);
+				mDeferredVB->setBuffer(LLVertexBuffer::MAP_VERTEX);
+				glClearColor(1,1,1,1);
+				mDeferredLight.clear(GL_COLOR_BUFFER_BIT);
+				glClearColor(0,0,0,0);
+
+				glh::matrix4f inv_trans = glh_get_current_modelview().inverse().transpose();
+
+				const U32 slice = 32;
+				F32 offset[slice*3];
+				for (U32 i = 0; i < 4; i++)
+				{
+					for (U32 j = 0; j < 8; j++)
+					{
+						glh::vec3f v;
+						v.set_value(sinf(6.284f/8*j), cosf(6.284f/8*j), -(F32) i);
+						v.normalize();
+						inv_trans.mult_matrix_vec(v);
+						v.normalize();
+						offset[(i*8+j)*3+0] = v.v[0];
+						offset[(i*8+j)*3+1] = v.v[2];
+						offset[(i*8+j)*3+2] = v.v[1];
+					}
+				}
+
+				gDeferredSunProgram.uniform3fv("offset", slice, offset);
+				gDeferredSunProgram.uniform2f("screenRes", mDeferredLight.getWidth(), mDeferredLight.getHeight());
+				
+				{
+					LLGLDisable blend(GL_BLEND);
+					LLGLDepthTest depth(GL_TRUE, GL_FALSE, GL_ALWAYS);
+					stop_glerror();
+					mDeferredVB->drawArrays(LLRender::TRIANGLES, 0, 3);
+					stop_glerror();
+				}
+				
+				unbindDeferredShader(gDeferredSunProgram);
+			}
+			mDeferredLight.flush();
+		}
+				
+		stop_glerror();
+		gGL.popMatrix();
+		stop_glerror();
+		gGL.matrixMode(LLRender::MM_MODELVIEW);
+		stop_glerror();
+		gGL.popMatrix();
+		stop_glerror();
+
+		target->bindTarget();
+
+		//clear color buffer here - zeroing alpha (glow) is important or it will accumulate against sky
+		glClearColor(0,0,0,0);
+		target->clear(GL_COLOR_BUFFER_BIT);
+		
+		if (RenderDeferredAtmospheric)
+		{ //apply sunlight contribution 
+			LLFastTimer ftm(FTM_ATMOSPHERICS);
+			bindDeferredShader(gDeferredSoftenProgram);	
+			{
+				LLGLDepthTest depth(GL_FALSE);
+				LLGLDisable blend(GL_BLEND);
+				LLGLDisable test(GL_ALPHA_TEST);
+
+				//full screen blit
+				gGL.pushMatrix();
+				gGL.loadIdentity();
+				gGL.matrixMode(LLRender::MM_PROJECTION);
+				gGL.pushMatrix();
+				gGL.loadIdentity();
+
+				mDeferredVB->setBuffer(LLVertexBuffer::MAP_VERTEX);
+				
+				mDeferredVB->drawArrays(LLRender::TRIANGLES, 0, 3);
+
+				gGL.popMatrix();
+				gGL.matrixMode(LLRender::MM_MODELVIEW);
+				gGL.popMatrix();
+			}
+
+			unbindDeferredShader(gDeferredSoftenProgram);
+		}
+
+		{ //render non-deferred geometry (fullbright, alpha, etc)
+			LLGLDisable blend(GL_BLEND);
+			LLGLDisable stencil(GL_STENCIL_TEST);
+			gGL.setSceneBlendType(LLRender::BT_ALPHA);
+
+			gPipeline.pushRenderTypeMask();
+			
+			gPipeline.andRenderTypeMask(LLPipeline::RENDER_TYPE_SKY,
+										LLPipeline::RENDER_TYPE_CLOUDS,
+										LLPipeline::RENDER_TYPE_WL_SKY,
+										LLPipeline::END_RENDER_TYPES);
+								
+			
+			renderGeomPostDeferred(*LLViewerCamera::getInstance(), false);
+			gPipeline.popRenderTypeMask();
+		}
+
+		BOOL render_local = RenderLocalLights;
+				
+		if (render_local)
+		{
+			gGL.setSceneBlendType(LLRender::BT_ADD);
+			std::list<LLVector4> fullscreen_lights;
+			LLDrawable::drawable_list_t spot_lights;
+			LLDrawable::drawable_list_t fullscreen_spot_lights;
+
+			for (U32 i = 0; i < 2; i++)
+			{
+				mTargetShadowSpotLight[i] = NULL;
+			}
+
+			std::list<LLVector4> light_colors;
+
+			LLVertexBuffer::unbind();
+
+			{
+				bindDeferredShader(gDeferredLightProgram);
+				
+				if (mCubeVB.isNull())
+				{
+					mCubeVB = ll_create_cube_vb(LLVertexBuffer::MAP_VERTEX, GL_STATIC_DRAW_ARB);
+				}
+
+				mCubeVB->setBuffer(LLVertexBuffer::MAP_VERTEX);
+				
+				LLGLDepthTest depth(GL_TRUE, GL_FALSE);
+				for (LLDrawable::drawable_set_t::iterator iter = mLights.begin(); iter != mLights.end(); ++iter)
+				{
+					LLDrawable* drawablep = *iter;
+					
+					LLVOVolume* volume = drawablep->getVOVolume();
+					if (!volume)
+					{
+						continue;
+					}
+
+					if (volume->isAttachment())
+					{
+						if (!sRenderAttachedLights)
+						{
+							continue;
+						}
+					}
+
+
+					LLVector4a center;
+					center.load3(drawablep->getPositionAgent().mV);
+					const F32* c = center.getF32ptr();
+					F32 s = volume->getLightRadius()*1.5f;
+
+					LLColor3 col = volume->getLightColor();
+					
+					if (col.magVecSquared() < 0.001f)
+					{
+						continue;
+					}
+
+					if (s <= 0.001f)
+					{
+						continue;
+					}
+
+					LLVector4a sa;
+					sa.splat(s);
+					if (camera->AABBInFrustumNoFarClip(center, sa) == 0)
+					{
+						continue;
+					}
+
+					sVisibleLightCount++;
+										
+					if (camera->getOrigin().mV[0] > c[0] + s + 0.2f ||
+						camera->getOrigin().mV[0] < c[0] - s - 0.2f ||
+						camera->getOrigin().mV[1] > c[1] + s + 0.2f ||
+						camera->getOrigin().mV[1] < c[1] - s - 0.2f ||
+						camera->getOrigin().mV[2] > c[2] + s + 0.2f ||
+						camera->getOrigin().mV[2] < c[2] - s - 0.2f)
+					{ //draw box if camera is outside box
+						if (render_local)
+						{
+							if (volume->isLightSpotlight())
+							{
+								drawablep->getVOVolume()->updateSpotLightPriority();
+								spot_lights.push_back(drawablep);
+								continue;
+							}
+							
+							/*col.mV[0] = powf(col.mV[0], 2.2f);
+							col.mV[1] = powf(col.mV[1], 2.2f);
+							col.mV[2] = powf(col.mV[2], 2.2f);*/
+							
+							LLFastTimer ftm(FTM_LOCAL_LIGHTS);
+							gDeferredLightProgram.uniform3fv(LLShaderMgr::LIGHT_CENTER, 1, c);
+							gDeferredLightProgram.uniform1f(LLShaderMgr::LIGHT_SIZE, s);
+							gDeferredLightProgram.uniform3fv(LLShaderMgr::DIFFUSE_COLOR, 1, col.mV);
+							gDeferredLightProgram.uniform1f(LLShaderMgr::LIGHT_FALLOFF, volume->getLightFalloff()*0.5f);
+							gGL.syncMatrices();
+							
+							mCubeVB->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, get_box_fan_indices(camera, center));
+							stop_glerror();
+						}
+					}
+					else
+					{	
+						if (volume->isLightSpotlight())
+						{
+							drawablep->getVOVolume()->updateSpotLightPriority();
+							fullscreen_spot_lights.push_back(drawablep);
+							continue;
+						}
+
+						glh::vec3f tc(c);
+						mat.mult_matrix_vec(tc);
+					
+						fullscreen_lights.push_back(LLVector4(tc.v[0], tc.v[1], tc.v[2], s));
+						light_colors.push_back(LLVector4(col.mV[0], col.mV[1], col.mV[2], volume->getLightFalloff()*0.5f));
+					}
+				}
+				unbindDeferredShader(gDeferredLightProgram);
+			}
+
+			if (!spot_lights.empty())
+			{
+				LLGLDepthTest depth(GL_TRUE, GL_FALSE);
+				bindDeferredShader(gDeferredSpotLightProgram);
+
+				mCubeVB->setBuffer(LLVertexBuffer::MAP_VERTEX);
+
+				gDeferredSpotLightProgram.enableTexture(LLShaderMgr::DEFERRED_PROJECTION);
+
+				for (LLDrawable::drawable_list_t::iterator iter = spot_lights.begin(); iter != spot_lights.end(); ++iter)
+				{
+					LLFastTimer ftm(FTM_PROJECTORS);
+					LLDrawable* drawablep = *iter;
+
+					LLVOVolume* volume = drawablep->getVOVolume();
+
+					LLVector4a center;
+					center.load3(drawablep->getPositionAgent().mV);
+					const F32* c = center.getF32ptr();
+					F32 s = volume->getLightRadius()*1.5f;
+
+					sVisibleLightCount++;
+
+					setupSpotLight(gDeferredSpotLightProgram, drawablep);
+					
+					LLColor3 col = volume->getLightColor();
+					/*col.mV[0] = powf(col.mV[0], 2.2f);
+					col.mV[1] = powf(col.mV[1], 2.2f);
+					col.mV[2] = powf(col.mV[2], 2.2f);*/
+					
+					gDeferredSpotLightProgram.uniform3fv(LLShaderMgr::LIGHT_CENTER, 1, c);
+					gDeferredSpotLightProgram.uniform1f(LLShaderMgr::LIGHT_SIZE, s);
+					gDeferredSpotLightProgram.uniform3fv(LLShaderMgr::DIFFUSE_COLOR, 1, col.mV);
+					gDeferredSpotLightProgram.uniform1f(LLShaderMgr::LIGHT_FALLOFF, volume->getLightFalloff()*0.5f);
+					gGL.syncMatrices();
+										
+					mCubeVB->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, get_box_fan_indices(camera, center));
+				}
+				gDeferredSpotLightProgram.disableTexture(LLShaderMgr::DEFERRED_PROJECTION);
+				unbindDeferredShader(gDeferredSpotLightProgram);
+			}
+
+			//reset mDeferredVB to fullscreen triangle
+			mDeferredVB->getVertexStrider(vert);
+			vert[0].set(-1,1,0);
+			vert[1].set(-1,-3,0);
+			vert[2].set(3,1,0);
+
+			{
+				LLGLDepthTest depth(GL_FALSE);
+
+				//full screen blit
+				gGL.pushMatrix();
+				gGL.loadIdentity();
+				gGL.matrixMode(LLRender::MM_PROJECTION);
+				gGL.pushMatrix();
+				gGL.loadIdentity();
+
+				U32 count = 0;
+
+				const U32 max_count = LL_DEFERRED_MULTI_LIGHT_COUNT;
+				LLVector4 light[max_count];
+				LLVector4 col[max_count];
+
+				F32 far_z = 0.f;
+
+				while (!fullscreen_lights.empty())
+				{
+					LLFastTimer ftm(FTM_FULLSCREEN_LIGHTS);
+					light[count] = fullscreen_lights.front();
+					fullscreen_lights.pop_front();
+					col[count] = light_colors.front();
+					light_colors.pop_front();
+					
+					/*col[count].mV[0] = powf(col[count].mV[0], 2.2f);
+					col[count].mV[1] = powf(col[count].mV[1], 2.2f);
+					col[count].mV[2] = powf(col[count].mV[2], 2.2f);*/
+					
+					far_z = llmin(light[count].mV[2]-light[count].mV[3], far_z);
+					//col[count] = pow4fsrgb(col[count], 2.2f);
+					count++;
+					if (count == max_count || fullscreen_lights.empty())
+					{
+						U32 idx = count-1;
+						bindDeferredShader(gDeferredMultiLightProgram[idx]);
+						gDeferredMultiLightProgram[idx].uniform1i(LLShaderMgr::MULTI_LIGHT_COUNT, count);
+						gDeferredMultiLightProgram[idx].uniform4fv(LLShaderMgr::MULTI_LIGHT, count, (GLfloat*) light);
+						gDeferredMultiLightProgram[idx].uniform4fv(LLShaderMgr::MULTI_LIGHT_COL, count, (GLfloat*) col);
+						gDeferredMultiLightProgram[idx].uniform1f(LLShaderMgr::MULTI_LIGHT_FAR_Z, far_z);
+						far_z = 0.f;
+						count = 0; 
+						mDeferredVB->setBuffer(LLVertexBuffer::MAP_VERTEX);
+						mDeferredVB->drawArrays(LLRender::TRIANGLES, 0, 3);
+					}
+				}
+				
+				unbindDeferredShader(gDeferredMultiLightProgram[0]);
+
+				bindDeferredShader(gDeferredMultiSpotLightProgram);
+
+				gDeferredMultiSpotLightProgram.enableTexture(LLShaderMgr::DEFERRED_PROJECTION);
+
+				mDeferredVB->setBuffer(LLVertexBuffer::MAP_VERTEX);
+
+				for (LLDrawable::drawable_list_t::iterator iter = fullscreen_spot_lights.begin(); iter != fullscreen_spot_lights.end(); ++iter)
+				{
+					LLFastTimer ftm(FTM_PROJECTORS);
+					LLDrawable* drawablep = *iter;
+					
+					LLVOVolume* volume = drawablep->getVOVolume();
+
+					LLVector3 center = drawablep->getPositionAgent();
+					F32* c = center.mV;
+					F32 s = volume->getLightRadius()*1.5f;
+
+					sVisibleLightCount++;
+
+					glh::vec3f tc(c);
+					mat.mult_matrix_vec(tc);
+					
+					setupSpotLight(gDeferredMultiSpotLightProgram, drawablep);
+
+					LLColor3 col = volume->getLightColor();
+					
+					/*col.mV[0] = powf(col.mV[0], 2.2f);
+					col.mV[1] = powf(col.mV[1], 2.2f);
+					col.mV[2] = powf(col.mV[2], 2.2f);*/
+					
+					gDeferredMultiSpotLightProgram.uniform3fv(LLShaderMgr::LIGHT_CENTER, 1, tc.v);
+					gDeferredMultiSpotLightProgram.uniform1f(LLShaderMgr::LIGHT_SIZE, s);
+					gDeferredMultiSpotLightProgram.uniform3fv(LLShaderMgr::DIFFUSE_COLOR, 1, col.mV);
+					gDeferredMultiSpotLightProgram.uniform1f(LLShaderMgr::LIGHT_FALLOFF, volume->getLightFalloff()*0.5f);
+					mDeferredVB->drawArrays(LLRender::TRIANGLES, 0, 3);
+				}
+
+				gDeferredMultiSpotLightProgram.disableTexture(LLShaderMgr::DEFERRED_PROJECTION);
+				unbindDeferredShader(gDeferredMultiSpotLightProgram);
+
+				gGL.popMatrix();
+				gGL.matrixMode(LLRender::MM_MODELVIEW);
+				gGL.popMatrix();
+			}
+		}
+
+		gGL.setColorMask(true, true);
+	}
+
+	/*target->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) target->getWidth()*2,
+				  (F32) target->getHeight()*2);
+
+		target->bindTarget();
+		// Apply gamma correction to the frame here.
+		gDeferredPostGammaCorrectProgram.bind();
+		//mDeferredVB->setBuffer(LLVertexBuffer::MAP_VERTEX);
+		S32 channel = 0;
+		channel = gDeferredPostGammaCorrectProgram.enableTexture(LLShaderMgr::DEFERRED_DIFFUSE, target->getUsage());
+		if (channel > -1)
+		{
+			target->bindTexture(0,channel);
+			gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_POINT);
+		}
+		
+		gDeferredPostGammaCorrectProgram.uniform2f(LLShaderMgr::DEFERRED_SCREEN_RES, target->getWidth(), target->getHeight());
+		
+		F32 gamma = gSavedSettings.getF32("RenderDeferredDisplayGamma");
+
+		gDeferredPostGammaCorrectProgram.uniform1f(LLShaderMgr::DISPLAY_GAMMA, (gamma > 0.1f) ? 1.0f / gamma : (1.0f/2.2f));
+		
+		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(target->getUsage());
+		gDeferredPostGammaCorrectProgram.unbind();
+		target->flush();
+	}
+
+	gGL.matrixMode(LLRender::MM_PROJECTION);
+	gGL.popMatrix();
+	gGL.matrixMode(LLRender::MM_MODELVIEW);
+	gGL.popMatrix();	
+
+	target->bindTarget();*/
+
+	{ //render non-deferred geometry (alpha, fullbright, glow)
+		LLGLDisable blend(GL_BLEND);
+		LLGLDisable stencil(GL_STENCIL_TEST);
+
+		pushRenderTypeMask();
+		andRenderTypeMask(LLPipeline::RENDER_TYPE_ALPHA,
+						 LLPipeline::RENDER_TYPE_FULLBRIGHT,
+						 LLPipeline::RENDER_TYPE_VOLUME,
+						 LLPipeline::RENDER_TYPE_GLOW,
+						 LLPipeline::RENDER_TYPE_BUMP,
+						 LLPipeline::RENDER_TYPE_PASS_SIMPLE,
+						 LLPipeline::RENDER_TYPE_PASS_ALPHA,
+						 LLPipeline::RENDER_TYPE_PASS_ALPHA_MASK,
+						 LLPipeline::RENDER_TYPE_PASS_BUMP,
+						 LLPipeline::RENDER_TYPE_PASS_POST_BUMP,
+						 LLPipeline::RENDER_TYPE_PASS_FULLBRIGHT,
+						 LLPipeline::RENDER_TYPE_PASS_FULLBRIGHT_ALPHA_MASK,
+						 LLPipeline::RENDER_TYPE_PASS_FULLBRIGHT_SHINY,
+						 LLPipeline::RENDER_TYPE_PASS_GLOW,
+						 LLPipeline::RENDER_TYPE_PASS_GRASS,
+						 LLPipeline::RENDER_TYPE_PASS_SHINY,
+						 LLPipeline::RENDER_TYPE_PASS_INVISIBLE,
+						 LLPipeline::RENDER_TYPE_PASS_INVISI_SHINY,
+						 LLPipeline::RENDER_TYPE_AVATAR,
+						 LLPipeline::RENDER_TYPE_ALPHA_MASK,
+						 LLPipeline::RENDER_TYPE_FULLBRIGHT_ALPHA_MASK,
+						 END_RENDER_TYPES);
+		
+		renderGeomPostDeferred(*LLViewerCamera::getInstance());
+		popRenderTypeMask();
+	}
+
+	//target->flush();				
+}
+
 void LLPipeline::setupSpotLight(LLGLSLShader& shader, LLDrawable* drawablep)
 {
 	//construct frustum
@@ -9199,6 +9758,12 @@ void LLPipeline::generateWaterReflection(LLCamera& camera_in)
 			water_clip = 1;
 		}
 
+		bool materials_in_water = false;
+
+#if MATERIALS_IN_REFLECTIONS
+		materials_in_water = gSavedSettings.getS32("RenderWaterMaterials");
+#endif
+
 		if (!LLViewerCamera::getInstance()->cameraUnderWater())
 		{	//generate planar reflection map
 
@@ -9207,7 +9772,9 @@ void LLPipeline::generateWaterReflection(LLCamera& camera_in)
 			LLPipeline::sUseOcclusion = 0;
 			gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
 			glClearColor(0,0,0,0);
+
 			mWaterRef.bindTarget();
+
 			LLViewerCamera::sCurCameraID = LLViewerCamera::CAMERA_WATER0;
 			gGL.setColorMask(true, true);
 			mWaterRef.clear();
@@ -9256,11 +9823,27 @@ void LLPipeline::generateWaterReflection(LLCamera& camera_in)
 					updateCull(camera, result);
 					stateSort(camera, result);
 
+					if (LLPipeline::sRenderDeferred && materials_in_water)
+					{
+						mWaterRef.flush();
+
+						gPipeline.grabReferences(result);
+						gPipeline.mDeferredScreen.bindTarget();
+						gGL.setColorMask(true, true);						
+						glClearColor(0,0,0,0);
+						gPipeline.mDeferredScreen.clear();
+
+						renderGeomDeferred(camera);						
+					}
+					else
+					{
 					renderGeom(camera, TRUE);
+					}					
 
 					gPipeline.popRenderTypeMask();
 				}
 
+				gGL.setColorMask(true, false);
 				gPipeline.pushRenderTypeMask();
 
 				clearRenderTypeMask(LLPipeline::RENDER_TYPE_WATER,
@@ -9298,9 +9881,23 @@ void LLPipeline::generateWaterReflection(LLCamera& camera_in)
 					{
 						gPipeline.grabReferences(ref_result);
 						LLGLUserClipPlane clip_plane(plane, mat, projection);
+
+						if (LLPipeline::sRenderDeferred && materials_in_water)
+						{							
+							renderGeomDeferred(camera);
+						}
+						else
+						{
 						renderGeom(camera);
 					}
 				}	
+				}	
+
+				if (LLPipeline::sRenderDeferred && materials_in_water)
+				{
+					gPipeline.mDeferredScreen.flush();
+					renderDeferredLightingToRT(&mWaterRef);
+				}
 
 				gPipeline.popRenderTypeMask();
 			}	
@@ -9336,10 +9933,12 @@ void LLPipeline::generateWaterReflection(LLCamera& camera_in)
 			LLViewerCamera::updateFrustumPlanes(camera);
 
 			gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
+			
 			LLColor4& col = LLDrawPoolWater::sWaterFogColor;
 			glClearColor(col.mV[0], col.mV[1], col.mV[2], 0.f);
 			mWaterDis.bindTarget();
 			LLViewerCamera::sCurCameraID = LLViewerCamera::CAMERA_WATER1;
+			
 			mWaterDis.getViewport(gGLViewport);
 			
 			if (!LLPipeline::sUnderWaterRender || LLDrawPoolWater::sNeedsReflectionUpdate)
@@ -9355,14 +9954,36 @@ void LLPipeline::generateWaterReflection(LLCamera& camera_in)
 
 				gGL.setColorMask(true, true);
 				mWaterDis.clear();
+				
+
 				gGL.setColorMask(true, false);
 
+				
+				if (LLPipeline::sRenderDeferred && materials_in_water)
+				{										
+					mWaterDis.flush();
+					gPipeline.mDeferredScreen.bindTarget();
+					gGL.setColorMask(true, true);
+					glClearColor(0,0,0,0);
+					gPipeline.mDeferredScreen.clear();
+					gPipeline.grabReferences(result);
+					renderGeomDeferred(camera);					
+				}
+				else
+				{
 				renderGeom(camera);
+				}
 
+				if (LLPipeline::sRenderDeferred && materials_in_water)
+				{
+					gPipeline.mDeferredScreen.flush();
+					renderDeferredLightingToRT(&mWaterDis);
+				}
 			}
 
-			LLPipeline::sUnderWaterRender = FALSE;
 			mWaterDis.flush();
+			LLPipeline::sUnderWaterRender = FALSE;
+			
 		}
 		last_update = LLDrawPoolWater::sNeedsReflectionUpdate && LLDrawPoolWater::sNeedsDistortionUpdate;
 
@@ -9769,14 +10390,14 @@ BOOL LLPipeline::getVisiblePointCloud(LLCamera& camera, LLVector3& min, LLVector
 			const LLPlane& cp = camera.getAgentPlane(j);
 			F32 dist = cp.dist(pp[i]);
 			if (dist > 0.05f) //point is above some plane, not contained
-			{
+					{
 				found = false;
 				break;
-			}
-		}
+						}
+					}
 
-		if (found)
-		{
+					if (found)
+					{
 			fp.push_back(pp[i]);
 		}
 	}
@@ -10688,29 +11309,37 @@ void LLPipeline::generateImpostor(LLVOAvatar* avatar)
 	}
 	else
 	{
-		andRenderTypeMask(LLPipeline::RENDER_TYPE_VOLUME,
-						LLPipeline::RENDER_TYPE_AVATAR,
+		andRenderTypeMask(LLPipeline::RENDER_TYPE_ALPHA,
+			LLPipeline::RENDER_TYPE_FULLBRIGHT,
+			LLPipeline::RENDER_TYPE_VOLUME,
+			LLPipeline::RENDER_TYPE_GLOW,
 						LLPipeline::RENDER_TYPE_BUMP,
-						LLPipeline::RENDER_TYPE_GRASS,
-						LLPipeline::RENDER_TYPE_SIMPLE,
-						LLPipeline::RENDER_TYPE_FULLBRIGHT,
-						LLPipeline::RENDER_TYPE_ALPHA, 
-						LLPipeline::RENDER_TYPE_INVISIBLE,
 						LLPipeline::RENDER_TYPE_PASS_SIMPLE,
 						LLPipeline::RENDER_TYPE_PASS_ALPHA,
 						LLPipeline::RENDER_TYPE_PASS_ALPHA_MASK,
+			LLPipeline::RENDER_TYPE_PASS_BUMP,
+			LLPipeline::RENDER_TYPE_PASS_POST_BUMP,
 						LLPipeline::RENDER_TYPE_PASS_FULLBRIGHT,
 						LLPipeline::RENDER_TYPE_PASS_FULLBRIGHT_ALPHA_MASK,
 						LLPipeline::RENDER_TYPE_PASS_FULLBRIGHT_SHINY,
+			LLPipeline::RENDER_TYPE_PASS_GLOW,
+			LLPipeline::RENDER_TYPE_PASS_GRASS,
 						LLPipeline::RENDER_TYPE_PASS_SHINY,
 						LLPipeline::RENDER_TYPE_PASS_INVISIBLE,
 						LLPipeline::RENDER_TYPE_PASS_INVISI_SHINY,
+			LLPipeline::RENDER_TYPE_AVATAR,
+			LLPipeline::RENDER_TYPE_ALPHA_MASK,
+			LLPipeline::RENDER_TYPE_FULLBRIGHT_ALPHA_MASK,
+			LLPipeline::RENDER_TYPE_INVISIBLE,
+			LLPipeline::RENDER_TYPE_SIMPLE,
 						END_RENDER_TYPES);
 	}
 	
 	S32 occlusion = sUseOcclusion;
 	sUseOcclusion = 0;
+
 	sReflectionRender = sRenderDeferred ? FALSE : TRUE;
+
 	sShadowRender = TRUE;
 	sImpostorRender = TRUE;
 
@@ -10805,22 +11434,26 @@ void LLPipeline::generateImpostor(LLVOAvatar* avatar)
 		if (!avatar->mImpostor.isComplete())
 		{
 			LLFastTimer t(FTM_IMPOSTOR_ALLOCATE);
-			avatar->mImpostor.allocate(resX,resY,GL_RGBA,TRUE,FALSE);
+			
 
 			if (LLPipeline::sRenderDeferred)
 			{
+				avatar->mImpostor.allocate(resX,resY,GL_SRGB8_ALPHA8,TRUE,FALSE);
 				addDeferredAttachments(avatar->mImpostor);
 			}
+			else
+			{
+				avatar->mImpostor.allocate(resX,resY,GL_RGBA,TRUE,FALSE);
+			}
 		
 			gGL.getTexUnit(0)->bind(&avatar->mImpostor);
 			gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_POINT);
 			gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
 		}
-		else if(resX != avatar->mImpostor.getWidth() ||
-			resY != avatar->mImpostor.getHeight())
+		else if(resX != avatar->mImpostor.getWidth() || resY != avatar->mImpostor.getHeight())
 		{
 			LLFastTimer t(FTM_IMPOSTOR_RESIZE);
-			avatar->mImpostor.resize(resX,resY,GL_RGBA);
+			avatar->mImpostor.resize(resX,resY);
 		}
 
 		avatar->mImpostor.bindTarget();
@@ -10830,7 +11463,23 @@ void LLPipeline::generateImpostor(LLVOAvatar* avatar)
 	{
 		avatar->mImpostor.clear();
 		renderGeomDeferred(camera);
+
+		renderGeomPostDeferred(camera);		
+
+		// Shameless hack time: render it all again,
+		// this time writing the depth
+		// values we need to generate the alpha mask below
+		// while preserving the alpha-sorted color rendering
+		// from the previous pass
+		//
+		sImpostorRenderAlphaDepthPass = true;
+		// depth-only here...
+		//
+		gGL.setColorMask(false,false);
 		renderGeomPostDeferred(camera);
+
+		sImpostorRenderAlphaDepthPass = false;
+
 	}
 	else
 	{
@@ -10838,10 +11487,26 @@ void LLPipeline::generateImpostor(LLVOAvatar* avatar)
 		glScissor(0, 0, resX, resY);
 		avatar->mImpostor.clear();
 		renderGeom(camera);
+
+		// Shameless hack time: render it all again,
+		// this time writing the depth
+		// values we need to generate the alpha mask below
+		// while preserving the alpha-sorted color rendering
+		// from the previous pass
+		//
+		sImpostorRenderAlphaDepthPass = true;
+
+		// depth-only here...
+		//
+		gGL.setColorMask(false,false);
+		renderGeom(camera);
+
+		sImpostorRenderAlphaDepthPass = false;
 	}
 	
 	{ //create alpha mask based on depth buffer (grey out if muted)
 		LLFastTimer t(FTM_IMPOSTOR_BACKGROUND);
+
 		if (LLPipeline::sRenderDeferred)
 		{
 			GLuint buff = GL_COLOR_ATTACHMENT0;
@@ -11226,6 +11891,3 @@ void LLPipeline::restoreHiddenObject( const LLUUID& id )
 	}
 }
 
-
-
-