1 files changed, 140 insertions, 162 deletions

diff --git a/indra/newview/pipeline.cpp b/indra/newview/pipeline.cpp
index f64eb89866..e74bf2a620 100644
--- a/indra/newview/pipeline.cpp
+++ b/indra/newview/pipeline.cpp
@@ -392,6 +392,7 @@ void LLPipeline::init()
 {
 	LLMemType mt(LLMemType::MTYPE_PIPELINE_INIT);
 
+	gOctreeMaxCapacity = gSavedSettings.getU32("OctreeMaxNodeCapacity");
 	sDynamicLOD = gSavedSettings.getBOOL("RenderDynamicLOD");
 	sRenderBump = gSavedSettings.getBOOL("RenderObjectBump");
 	sUseTriStrips = gSavedSettings.getBOOL("RenderUseTriStrips");
@@ -580,11 +581,6 @@ void LLPipeline::allocatePhysicsBuffer()
 	if (mPhysicsDisplay.getWidth() != resX || mPhysicsDisplay.getHeight() != resY)
 	{
 		mPhysicsDisplay.allocate(resX, resY, GL_RGBA, TRUE, FALSE, LLTexUnit::TT_RECT_TEXTURE, FALSE);
-		if (mSampleBuffer.getWidth() == mPhysicsDisplay.getWidth() && 
-			mSampleBuffer.getHeight() == mPhysicsDisplay.getHeight())
-		{
-			mPhysicsDisplay.setSampleBuffer(&mSampleBuffer);
-		}
 	}
 }
 
@@ -594,8 +590,9 @@ void LLPipeline::allocateScreenBuffer(U32 resX, U32 resY)
 	mScreenWidth = resX;
 	mScreenHeight = resY;
 	
-	//never use more than 4 samples for render targets
-	U32 samples = llmin(gSavedSettings.getU32("RenderFSAASamples"), (U32) 4);
+	//cap samples at 4 for render targets to avoid out of memory errors
+	U32 samples = gGLManager.getNumFBOFSAASamples(gSavedSettings.getU32("RenderFSAASamples"));
+
 	if (gGLManager.mIsATI)
 	{ //disable multisampling of render targets where ATI is involved
 		samples = 0;
@@ -621,16 +618,22 @@ void LLPipeline::allocateScreenBuffer(U32 resX, U32 resY)
 		bool gi = LLViewerShaderMgr::instance()->getVertexShaderLevel(LLViewerShaderMgr::SHADER_DEFERRED);
 
 		//allocate deferred rendering color buffers
-		mDeferredScreen.allocate(resX, resY, GL_RGBA, TRUE, TRUE, LLTexUnit::TT_RECT_TEXTURE, FALSE);
-		mDeferredDepth.allocate(resX, resY, 0, TRUE, FALSE, LLTexUnit::TT_RECT_TEXTURE, FALSE);
+		mDeferredScreen.allocate(resX, resY, GL_RGBA, TRUE, TRUE, LLTexUnit::TT_RECT_TEXTURE, FALSE, samples);
+		mDeferredDepth.allocate(resX, resY, 0, TRUE, FALSE, LLTexUnit::TT_RECT_TEXTURE, FALSE, samples);
 		addDeferredAttachments(mDeferredScreen);
 	
-		mScreen.allocate(resX, resY, GL_RGBA, FALSE, FALSE, LLTexUnit::TT_RECT_TEXTURE, FALSE);		
+		mScreen.allocate(resX, resY, GL_RGBA, FALSE, FALSE, LLTexUnit::TT_RECT_TEXTURE, FALSE, samples);		
+		
+#if LL_DARWIN
+		// As of OS X 10.6.7, Apple doesn't support multiple color formats in a single FBO
+		mEdgeMap.allocate(resX, resY, GL_RGBA, FALSE, FALSE, LLTexUnit::TT_RECT_TEXTURE, FALSE);
+#else
 		mEdgeMap.allocate(resX, resY, GL_ALPHA, FALSE, FALSE, LLTexUnit::TT_RECT_TEXTURE, FALSE);
+#endif
 
 		if (shadow_detail > 0 || ssao)
 		{ //only need mDeferredLight[0] for shadows OR ssao
-			mDeferredLight[0].allocate(resX, resY, GL_RGBA, FALSE, FALSE, LLTexUnit::TT_RECT_TEXTURE);
+			mDeferredLight[0].allocate(resX, resY, GL_RGBA, FALSE, FALSE, LLTexUnit::TT_RECT_TEXTURE, FALSE);
 		}
 		else
 		{
@@ -639,7 +642,7 @@ void LLPipeline::allocateScreenBuffer(U32 resX, U32 resY)
 
 		if (ssao)
 		{ //only need mDeferredLight[1] for ssao
-			mDeferredLight[1].allocate(resX, resY, GL_RGBA, FALSE, FALSE, LLTexUnit::TT_RECT_TEXTURE);
+			mDeferredLight[1].allocate(resX, resY, GL_RGBA, FALSE, FALSE, LLTexUnit::TT_RECT_TEXTURE, false);
 		}
 		else
 		{
@@ -648,10 +651,15 @@ void LLPipeline::allocateScreenBuffer(U32 resX, U32 resY)
 
 		if (gi)
 		{ //only need mDeferredLight[2] and mGIMapPost for gi
-			mDeferredLight[2].allocate(resX, resY, GL_RGBA, FALSE, FALSE, LLTexUnit::TT_RECT_TEXTURE);
+			mDeferredLight[2].allocate(resX, resY, GL_RGBA, FALSE, FALSE, LLTexUnit::TT_RECT_TEXTURE, false);
 			for (U32 i = 0; i < 2; i++)
 			{
+#if LL_DARWIN
+				// As of OS X 10.6.7, Apple doesn't support multiple color formats in a single FBO
+				mGIMapPost[i].allocate(resX,resY, GL_RGBA, FALSE, FALSE, LLTexUnit::TT_RECT_TEXTURE);
+#else
 				mGIMapPost[i].allocate(resX,resY, GL_RGB, FALSE, FALSE, LLTexUnit::TT_RECT_TEXTURE);
+#endif
 			}
 		}
 		else
@@ -666,8 +674,12 @@ void LLPipeline::allocateScreenBuffer(U32 resX, U32 resY)
 
 		F32 scale = gSavedSettings.getF32("RenderShadowResolutionScale");
 
+#if LL_DARWIN
+		U32 shadow_fmt = 0;
+#else
 		//HACK: make alpha masking work on ATI depth shadows (work around for ATI driver bug)
 		U32 shadow_fmt = gGLManager.mIsATI ? GL_ALPHA : 0;
+#endif
 
 		if (shadow_detail > 0)
 		{ //allocate 4 sun shadow maps
@@ -729,35 +741,9 @@ void LLPipeline::allocateScreenBuffer(U32 resX, U32 resY)
 		mScreen.allocate(resX, resY, GL_RGBA, TRUE, TRUE, LLTexUnit::TT_RECT_TEXTURE, FALSE);		
 	}
 	
-	if (LLRenderTarget::sUseFBO && samples > 1)
-	{ 
-		mSampleBuffer.allocate(resX,resY,GL_RGBA,TRUE,TRUE,LLTexUnit::TT_RECT_TEXTURE,FALSE,samples);
-		if (LLPipeline::sRenderDeferred)
-		{
-			addDeferredAttachments(mSampleBuffer);
-			mDeferredScreen.setSampleBuffer(&mSampleBuffer);
-			mEdgeMap.setSampleBuffer(&mSampleBuffer);
-		}
-
-		mScreen.setSampleBuffer(&mSampleBuffer);
-
-		stop_glerror();
-	}
-	else
-	{
-		mSampleBuffer.release();
-	}
-	
 	if (LLPipeline::sRenderDeferred)
 	{ //share depth buffer between deferred targets
 		mDeferredScreen.shareDepthBuffer(mScreen);
-		for (U32 i = 0; i < 3; i++)
-		{ //share stencil buffer with screen space lightmap to stencil out sky
-			if (mDeferredLight[i].getTexture(0))
-			{
-				mDeferredScreen.shareDepthBuffer(mDeferredLight[i]);
-			}
-		}
 	}
 
 	gGL.getTexUnit(0)->disable();
@@ -787,16 +773,7 @@ void LLPipeline::updateRenderDeferred()
 //static
 void LLPipeline::refreshRenderDeferred()
 {
-	if(gPipeline.hasRenderDebugMask(LLPipeline::RENDER_DEBUG_PHYSICS_SHAPES))
-	{
-		//turn the deferred rendering and glow off when draw physics shapes.
-		sRenderDeferred = FALSE ;
-		sRenderGlow = FALSE ;
-	}
-	else
-	{
-		updateRenderDeferred() ;
-	}
+	updateRenderDeferred();
 }
 
 void LLPipeline::releaseGLBuffers()
@@ -826,7 +803,6 @@ void LLPipeline::releaseGLBuffers()
 	mScreen.release();
 	mPhysicsDisplay.release();
 	mUIScreen.release();
-	mSampleBuffer.release();
 	mDeferredScreen.release();
 	mDeferredDepth.release();
 	for (U32 i = 0; i < 3; i++)
@@ -2535,6 +2511,32 @@ void LLPipeline::markGLRebuild(LLGLUpdate* glu)
 	}
 }
 
+void LLPipeline::markPartitionMove(LLDrawable* drawable)
+{
+	if (!drawable->isState(LLDrawable::PARTITION_MOVE) && 
+		!drawable->getPositionGroup().equals3(LLVector4a::getZero()))
+	{
+		drawable->setState(LLDrawable::PARTITION_MOVE);
+		mPartitionQ.push_back(drawable);
+	}
+}
+
+void LLPipeline::processPartitionQ()
+{
+	for (LLDrawable::drawable_list_t::iterator iter = mPartitionQ.begin(); iter != mPartitionQ.end(); ++iter)
+	{
+		LLDrawable* drawable = *iter;
+		if (!drawable->isDead())
+		{
+			drawable->updateBinRadius();
+			drawable->movePartition();
+		}
+		drawable->clearState(LLDrawable::PARTITION_MOVE);
+	}
+
+	mPartitionQ.clear();
+}
+
 void LLPipeline::markRebuild(LLSpatialGroup* group, BOOL priority)
 {
 	LLMemType mt(LLMemType::MTYPE_PIPELINE);
@@ -3595,7 +3597,7 @@ void LLPipeline::renderGeom(LLCamera& camera, BOOL forceVBOUpdate)
 					if (gDebugGL)
 					{
 						check_stack_depth(stack_depth);
-						std::string msg = llformat("%s pass %d", gPoolNames[cur_type].c_str(), i);
+						std::string msg = llformat("pass %d", i);
 						LLGLState::checkStates(msg);
 						LLGLState::checkTextureChannels(msg);
 						LLGLState::checkClientArrays(msg);
@@ -4070,6 +4072,37 @@ void LLPipeline::renderDebug()
 
 	bool hud_only = hasRenderType(LLPipeline::RENDER_TYPE_HUD);
 
+	if (!hud_only && !mDebugBlips.empty())
+	{ //render debug blips
+		glPointSize(8.f);
+		LLGLDepthTest depth(GL_TRUE, GL_TRUE, GL_ALWAYS);
+
+		gGL.begin(LLRender::POINTS);
+		for (std::list<DebugBlip>::iterator iter = mDebugBlips.begin(); iter != mDebugBlips.end(); )
+		{
+			DebugBlip& blip = *iter;
+
+			blip.mAge += gFrameIntervalSeconds;
+			if (blip.mAge > 2.f)
+			{
+				mDebugBlips.erase(iter++);
+			}
+			else
+			{
+				iter++;
+			}
+
+			blip.mPosition.mV[2] += gFrameIntervalSeconds*2.f;
+
+			gGL.color4fv(blip.mColor.mV);
+			gGL.vertex3fv(blip.mPosition.mV);
+		}
+		gGL.end();
+		gGL.flush();
+		glPointSize(1.f);
+	}
+
+
 	// Debug stuff.
 	for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin(); 
 			iter != LLWorld::getInstance()->getRegionList().end(); ++iter)
@@ -5904,7 +5937,6 @@ LLSpatialPartition* LLPipeline::getSpatialPartition(LLViewerObject* vobj)
 	return NULL;
 }
 
-
 void LLPipeline::resetVertexBuffers(LLDrawable* drawable)
 {
 	if (!drawable || drawable->isDead())
@@ -6050,7 +6082,8 @@ void LLPipeline::renderBloom(BOOL for_snapshot, F32 zoom_factor, int subfield)
 {
 	LLMemType mt_ru(LLMemType::MTYPE_PIPELINE_RENDER_BLOOM);
 	if (!(gPipeline.canUseVertexShaders() &&
-		sRenderGlow))
+		sRenderGlow) ||
+		(!sRenderDeferred && hasRenderDebugMask(LLPipeline::RENDER_DEBUG_PHYSICS_SHAPES)))
 	{
 		return;
 	}
@@ -6096,67 +6129,7 @@ void LLPipeline::renderBloom(BOOL for_snapshot, F32 zoom_factor, int subfield)
 
 	gGL.setColorMask(true, true);
 	glClearColor(0,0,0,0);
-
-	/*if (for_snapshot)
-	{
-		gGL.getTexUnit(0)->bind(&mGlow[1]);
-		{
-			//LLGLEnable stencil(GL_STENCIL_TEST);
-			//glStencilFunc(GL_NOTEQUAL, 255, 0xFFFFFFFF);
-			//glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
-			//LLGLDisable blend(GL_BLEND);
-
-			// If the snapshot is constructed from tiles, calculate which
-			// tile we're in.
-
-			//from LLViewerCamera::setPerpsective
-			if (zoom_factor > 1.f)
-			{
-				int pos_y = subfield / llceil(zoom_factor);
-				int pos_x = subfield - (pos_y*llceil(zoom_factor));
-				F32 size = 1.f/zoom_factor;
-
-				tc1.set(pos_x*size, pos_y*size);
-				tc2 = tc1 + LLVector2(size,size);
-			}
-			else
-			{
-				tc2.set(1,1);
-			}
-			
-			LLGLEnable blend(GL_BLEND);
-			gGL.setSceneBlendType(LLRender::BT_ADD);
-			
-				
-			gGL.begin(LLRender::TRIANGLE_STRIP);
-			gGL.color4f(1,1,1,1);
-			gGL.texCoord2f(tc1.mV[0], tc1.mV[1]);
-			gGL.vertex2f(-1,-1);
-			
-			gGL.texCoord2f(tc1.mV[0], tc2.mV[1]);
-			gGL.vertex2f(-1,1);
-			
-			gGL.texCoord2f(tc2.mV[0], tc1.mV[1]);
-			gGL.vertex2f(1,-1);
-			
-			gGL.texCoord2f(tc2.mV[0], tc2.mV[1]);
-			gGL.vertex2f(1,1);
-
-			gGL.end();
-
-			gGL.flush();
-			gGL.setSceneBlendType(LLRender::BT_ALPHA);
-		}
-
-		gGL.flush();
-		glMatrixMode(GL_PROJECTION);
-		glPopMatrix();
-		glMatrixMode(GL_MODELVIEW);
-		glPopMatrix();
-
-		return;
-	}*/
-	
+		
 	{
 		{
 			LLFastTimer ftm(FTM_RENDER_BLOOM_FBO);
@@ -6180,11 +6153,8 @@ void LLPipeline::renderBloom(BOOL for_snapshot, F32 zoom_factor, int subfield)
 		gGL.setAlphaRejectSettings(LLRender::CF_DEFAULT);
 		gGL.setSceneBlendType(LLRender::BT_ADD_WITH_ALPHA);
 		
-		gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);		
-		gGL.getTexUnit(0)->disable();
-		gGL.getTexUnit(0)->enable(LLTexUnit::TT_RECT_TEXTURE);
-		gGL.getTexUnit(0)->bind(&mScreen);
-
+		mScreen.bindTexture(0, 0);
+		
 		gGL.color4f(1,1,1,1);
 		gPipeline.enableLightsFullbright(LLColor4(1,1,1,1));
 		gGL.begin(LLRender::TRIANGLE_STRIP);
@@ -6199,7 +6169,7 @@ void LLPipeline::renderBloom(BOOL for_snapshot, F32 zoom_factor, int subfield)
 		
 		gGL.end();
 		
-		gGL.getTexUnit(0)->enable(LLTexUnit::TT_TEXTURE);
+		gGL.getTexUnit(0)->unbind(mScreen.getUsage());
 
 		mGlow[2].flush();
 	}
@@ -6227,7 +6197,6 @@ void LLPipeline::renderBloom(BOOL for_snapshot, F32 zoom_factor, int subfield)
 
 	for (S32 i = 0; i < kernel; i++)
 	{
-		gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
 		{
 			LLFastTimer ftm(FTM_RENDER_BLOOM_FBO);
 			mGlow[i%2].bindTarget();
@@ -6288,9 +6257,9 @@ void LLPipeline::renderBloom(BOOL for_snapshot, F32 zoom_factor, int subfield)
 	
 	LLVertexBuffer::unbind();
 
-	if (LLPipeline::sRenderDeferred && !LLViewerCamera::getInstance()->cameraUnderWater())
+	if (LLPipeline::sRenderDeferred)
 	{
-		bool dof_enabled = true;
+		bool dof_enabled = !LLViewerCamera::getInstance()->cameraUnderWater();
 
 		LLGLSLShader* shader = &gDeferredPostProgram;
 		if (LLViewerShaderMgr::instance()->getVertexShaderLevel(LLViewerShaderMgr::SHADER_DEFERRED) > 2)
@@ -6298,7 +6267,7 @@ void LLPipeline::renderBloom(BOOL for_snapshot, F32 zoom_factor, int subfield)
 			shader = &gDeferredGIFinalProgram;
 			dof_enabled = false;
 		}
-		else if (LLToolMgr::getInstance()->inBuildMode() || !gSavedSettings.getBOOL("RenderDepthOfField"))
+		else if (!dof_enabled || LLToolMgr::getInstance()->inBuildMode() || !gSavedSettings.getBOOL("RenderDepthOfField"))
 		{ //squish focal length when in build mode (or if DoF is disabled) so DoF doesn't make editing objects difficult
 			shader = &gDeferredPostNoDoFProgram;
 			dof_enabled = false;
@@ -6420,11 +6389,10 @@ void LLPipeline::renderBloom(BOOL for_snapshot, F32 zoom_factor, int subfield)
 			shader->uniform1f("magnification", magnification);
 		}
 
-		S32 channel = shader->enableTexture(LLViewerShaderMgr::DEFERRED_DIFFUSE, LLTexUnit::TT_RECT_TEXTURE);
+		S32 channel = shader->enableTexture(LLViewerShaderMgr::DEFERRED_DIFFUSE, mScreen.getUsage());
 		if (channel > -1)
 		{
 			mScreen.bindTexture(0, channel);
-			gGL.getTexUnit(0)->setTextureFilteringOption(LLTexUnit::TFO_BILINEAR);
 		}
 		//channel = shader->enableTexture(LLViewerShaderMgr::DEFERRED_DEPTH, LLTexUnit::TT_RECT_TEXTURE);
 		//if (channel > -1)
@@ -6517,6 +6485,8 @@ void LLPipeline::renderBloom(BOOL for_snapshot, F32 zoom_factor, int subfield)
 
 	if (hasRenderDebugMask(LLPipeline::RENDER_DEBUG_PHYSICS_SHAPES))
 	{
+		gGL.setColorMask(true, false);
+
 		LLVector2 tc1(0,0);
 		LLVector2 tc2((F32) gViewerWindow->getWorldViewWidthRaw()*2,
 				  (F32) gViewerWindow->getWorldViewHeightRaw()*2);
@@ -6563,25 +6533,23 @@ void LLPipeline::bindDeferredShader(LLGLSLShader& shader, U32 light_index, LLRen
 		noise_map = mNoiseMap;
 	}
 
-	LLGLState::checkTextureChannels();
-
 	shader.bind();
 	S32 channel = 0;
-	channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_DIFFUSE, LLTexUnit::TT_RECT_TEXTURE);
+	channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_DIFFUSE, mDeferredScreen.getUsage());
 	if (channel > -1)
 	{
 		mDeferredScreen.bindTexture(0,channel);
 		gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_POINT);
 	}
 
-	channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_SPECULAR, LLTexUnit::TT_RECT_TEXTURE);
+	channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_SPECULAR, mDeferredScreen.getUsage());
 	if (channel > -1)
 	{
 		mDeferredScreen.bindTexture(1, channel);
 		gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_POINT);
 	}
 
-	channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_NORMAL, LLTexUnit::TT_RECT_TEXTURE);
+	channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_NORMAL, mDeferredScreen.getUsage());
 	if (channel > -1)
 	{
 		mDeferredScreen.bindTexture(2, channel);
@@ -6704,22 +6672,16 @@ void LLPipeline::bindDeferredShader(LLGLSLShader& shader, U32 light_index, LLRen
 			shader.uniformMatrix4fv("gi_norm_mat", 1, FALSE, mGINormalMatrix.m);
 		}
 	}
-	
-	/*channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_POSITION, LLTexUnit::TT_RECT_TEXTURE);
-	if (channel > -1)
-	{
-		mDeferredScreen.bindTexture(3, channel);
-	}*/
+	stop_glerror();
 
-	channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_DEPTH, LLTexUnit::TT_RECT_TEXTURE);
+	channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_DEPTH, mDeferredDepth.getUsage());
 	if (channel > -1)
 	{
 		gGL.getTexUnit(channel)->bind(&mDeferredDepth, TRUE);
-		gGL.getTexUnit(channel)->setTextureFilteringOption(LLTexUnit::TFO_POINT);
 		stop_glerror();
 		
-		glTexParameteri(LLTexUnit::getInternalType(mDeferredDepth.getUsage()), GL_TEXTURE_COMPARE_MODE_ARB, GL_NONE);		
-		glTexParameteri(LLTexUnit::getInternalType(mDeferredDepth.getUsage()), GL_DEPTH_TEXTURE_MODE_ARB, GL_ALPHA);		
+		//glTexParameteri(LLTexUnit::getInternalType(mDeferredDepth.getUsage()), GL_TEXTURE_COMPARE_MODE_ARB, GL_NONE);		
+		//glTexParameteri(LLTexUnit::getInternalType(mDeferredDepth.getUsage()), GL_DEPTH_TEXTURE_MODE_ARB, GL_ALPHA);		
 
 		stop_glerror();
 
@@ -6748,7 +6710,7 @@ void LLPipeline::bindDeferredShader(LLGLSLShader& shader, U32 light_index, LLRen
 
 	stop_glerror();
 
-	channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_LIGHT, LLTexUnit::TT_RECT_TEXTURE);
+	channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_LIGHT, mDeferredLight[light_index].getUsage());
 	if (channel > -1)
 	{
 		mDeferredLight[light_index].bindTexture(0, channel);
@@ -6968,9 +6930,9 @@ void LLPipeline::renderDeferredLighting()
 		}
 
 		//ati doesn't seem to love actually using the stencil buffer on FBO's
-		LLGLEnable stencil(GL_STENCIL_TEST);
-		glStencilFunc(GL_EQUAL, 1, 0xFFFFFFFF);
-		glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
+		LLGLDisable stencil(GL_STENCIL_TEST);
+		//glStencilFunc(GL_EQUAL, 1, 0xFFFFFFFF);
+		//glStencilOp(GL_KEEP, GL_KEEP, GL_KEEP);
 
 		gGL.setColorMask(true, true);
 		
@@ -7772,33 +7734,41 @@ void LLPipeline::setupSpotLight(LLGLSLShader& shader, LLDrawable* drawablep)
 
 	LLViewerTexture* img = volume->getLightTexture();
 
+	if (img == NULL)
+	{
+		img = LLViewerFetchedTexture::sWhiteImagep;
+	}
+
 	S32 channel = shader.enableTexture(LLViewerShaderMgr::DEFERRED_PROJECTION);
 
-	if (channel > -1 && img)
+	if (channel > -1)
 	{
-		gGL.getTexUnit(channel)->bind(img);
+		if (img)
+		{
+			gGL.getTexUnit(channel)->bind(img);
 
-		F32 lod_range = logf(img->getWidth())/logf(2.f);
+			F32 lod_range = logf(img->getWidth())/logf(2.f);
 
-		shader.uniform1f("proj_focus", focus);
-		shader.uniform1f("proj_lod", lod_range);
-		shader.uniform1f("proj_ambient_lod", llclamp((proj_range-focus)/proj_range*lod_range, 0.f, 1.f));
+			shader.uniform1f("proj_focus", focus);
+			shader.uniform1f("proj_lod", lod_range);
+			shader.uniform1f("proj_ambient_lod", llclamp((proj_range-focus)/proj_range*lod_range, 0.f, 1.f));
+		}
 	}
+		
 }
 
 void LLPipeline::unbindDeferredShader(LLGLSLShader &shader)
 {
 	stop_glerror();
-	shader.disableTexture(LLViewerShaderMgr::DEFERRED_POSITION, LLTexUnit::TT_RECT_TEXTURE);
-	shader.disableTexture(LLViewerShaderMgr::DEFERRED_NORMAL, LLTexUnit::TT_RECT_TEXTURE);
-	shader.disableTexture(LLViewerShaderMgr::DEFERRED_DIFFUSE, LLTexUnit::TT_RECT_TEXTURE);
-	shader.disableTexture(LLViewerShaderMgr::DEFERRED_SPECULAR, LLTexUnit::TT_RECT_TEXTURE);
-	shader.disableTexture(LLViewerShaderMgr::DEFERRED_DEPTH, LLTexUnit::TT_RECT_TEXTURE);
-	shader.disableTexture(LLViewerShaderMgr::DEFERRED_LIGHT, LLTexUnit::TT_RECT_TEXTURE);
+	shader.disableTexture(LLViewerShaderMgr::DEFERRED_NORMAL, mDeferredScreen.getUsage());
+	shader.disableTexture(LLViewerShaderMgr::DEFERRED_DIFFUSE, mDeferredScreen.getUsage());
+	shader.disableTexture(LLViewerShaderMgr::DEFERRED_SPECULAR, mDeferredScreen.getUsage());
+	shader.disableTexture(LLViewerShaderMgr::DEFERRED_DEPTH, mDeferredScreen.getUsage());
+	shader.disableTexture(LLViewerShaderMgr::DEFERRED_LIGHT, mDeferredLight[0].getUsage());
 	shader.disableTexture(LLViewerShaderMgr::DEFERRED_GI_LIGHT, LLTexUnit::TT_RECT_TEXTURE);
-	shader.disableTexture(LLViewerShaderMgr::DEFERRED_EDGE, LLTexUnit::TT_RECT_TEXTURE);
-	shader.disableTexture(LLViewerShaderMgr::DEFERRED_SUN_LIGHT, LLTexUnit::TT_RECT_TEXTURE);
-	shader.disableTexture(LLViewerShaderMgr::DEFERRED_LOCAL_LIGHT, LLTexUnit::TT_RECT_TEXTURE);
+	shader.disableTexture(LLViewerShaderMgr::DEFERRED_EDGE, mEdgeMap.getUsage());
+	shader.disableTexture(LLViewerShaderMgr::DEFERRED_SUN_LIGHT, mDeferredLight[1].getUsage());
+	shader.disableTexture(LLViewerShaderMgr::DEFERRED_LOCAL_LIGHT, mDeferredLight[2].getUsage());
 	shader.disableTexture(LLViewerShaderMgr::DEFERRED_LUMINANCE);
 	shader.disableTexture(LLViewerShaderMgr::DIFFUSE_MAP);
 	shader.disableTexture(LLViewerShaderMgr::DEFERRED_GI_MIP);
@@ -7845,8 +7815,6 @@ void LLPipeline::unbindDeferredShader(LLGLSLShader &shader)
 	gGL.getTexUnit(0)->unbind(LLTexUnit::TT_TEXTURE);
 	gGL.getTexUnit(0)->activate();
 	shader.unbind();
-
-	LLGLState::checkTextureChannels();
 }
 
 inline float sgn(float a)
@@ -9394,6 +9362,11 @@ void LLPipeline::generateSunShadow(LLCamera& camera)
 			mShadow[i+4].flush();
  		}
 	}
+	else
+	{ //no spotlight shadows
+		mShadowSpotLight[0] = mShadowSpotLight[1] = NULL;
+	}
+
 
 	if (!gSavedSettings.getBOOL("CameraOffset"))
 	{
@@ -9816,4 +9789,9 @@ void LLPipeline::clearRenderTypeMask(U32 type, ...)
 	}
 }
 
+void LLPipeline::addDebugBlip(const LLVector3& position, const LLColor4& color)
+{
+	DebugBlip blip(position, color);
+	mDebugBlips.push_back(blip);
+}