merge

8 files changed, 229 insertions, 142 deletions

diff --git a/indra/llrender/llgl.cpp b/indra/llrender/llgl.cpp
index 04fe99ec1f..9022026248 100644
--- a/indra/llrender/llgl.cpp
+++ b/indra/llrender/llgl.cpp
@@ -325,6 +325,7 @@ LLGLManager::LLGLManager() :
 	mHasVertexShader(FALSE),
 	mHasFragmentShader(FALSE),
 	mHasOcclusionQuery(FALSE),
+	mHasOcclusionQuery2(FALSE),
 	mHasPointParameters(FALSE),
 	mHasDrawBuffers(FALSE),
 	mHasTextureRectangle(FALSE),
@@ -666,6 +667,7 @@ void LLGLManager::initExtensions()
 	mHasARBEnvCombine = ExtensionExists("GL_ARB_texture_env_combine", gGLHExts.mSysExts);
 	mHasCompressedTextures = glh_init_extensions("GL_ARB_texture_compression");
 	mHasOcclusionQuery = ExtensionExists("GL_ARB_occlusion_query", gGLHExts.mSysExts);
+	mHasOcclusionQuery2 = ExtensionExists("GL_ARB_occlusion_query2", gGLHExts.mSysExts);
 	mHasVertexBufferObject = ExtensionExists("GL_ARB_vertex_buffer_object", gGLHExts.mSysExts);
 	mHasDepthClamp = ExtensionExists("GL_ARB_depth_clamp", gGLHExts.mSysExts) || ExtensionExists("GL_NV_depth_clamp", gGLHExts.mSysExts);
 	// mask out FBO support when packed_depth_stencil isn't there 'cause we need it for LLRenderTarget -Brad
@@ -782,6 +784,10 @@ void LLGLManager::initExtensions()
 	{
 		LL_INFOS("RenderInit") << "Couldn't initialize GL_ARB_occlusion_query" << LL_ENDL;
 	}
+	if (!mHasOcclusionQuery2)
+	{
+		LL_INFOS("RenderInit") << "Couldn't initialize GL_ARB_occlusion_query2" << LL_ENDL;
+	}
 	if (!mHasPointParameters)
 	{
 		LL_INFOS("RenderInit") << "Couldn't initialize GL_ARB_point_parameters" << LL_ENDL;
diff --git a/indra/llrender/llgl.h b/indra/llrender/llgl.h
index 4630811679..ff4e6078c9 100644
--- a/indra/llrender/llgl.h
+++ b/indra/llrender/llgl.h
@@ -89,6 +89,7 @@ public:
 	BOOL mHasVertexShader;
 	BOOL mHasFragmentShader;
 	BOOL mHasOcclusionQuery;
+	BOOL mHasOcclusionQuery2;
 	BOOL mHasPointParameters;
 	BOOL mHasDrawBuffers;
 	BOOL mHasDepthClamp;
diff --git a/indra/newview/llfloatermodelpreview.cpp b/indra/newview/llfloatermodelpreview.cpp
index 05a4b245d1..0f2924d8aa 100755
--- a/indra/newview/llfloatermodelpreview.cpp
+++ b/indra/newview/llfloatermodelpreview.cpp
@@ -283,6 +283,7 @@ BOOL LLFloaterModelPreview::postBuild()
 

 	childSetAction("lod_browse", onBrowseLOD, this);

 

+	childSetCommitCallback("cancel_btn", onCancel, this);

 	childSetCommitCallback("crease_angle", onGenerateNormalsCommit, this);

 	childSetCommitCallback("generate_normals", onGenerateNormalsCommit, this);

 

@@ -559,7 +560,14 @@ void LLFloaterModelPreview::draw()
 		LLMutexLock lock(mStatusLock);

 		childSetTextArg("status", "[STATUS]", mStatusMessage);

 	}

-

+	else

+	{

+		childSetVisible("Simplify", true);

+		childSetVisible("simplify_cancel", false);

+		childSetVisible("Decompose", true);

+		childSetVisible("decompose_cancel", false);

+	}

+	

 	U32 resource_cost = mModelPreview->mResourceCost*10;

 

 	if (childGetValue("upload_textures").asBoolean())

@@ -735,7 +743,8 @@ void LLFloaterModelPreview::onPhysicsParamCommit(LLUICtrl* ctrl, void* data)
 //static

 void LLFloaterModelPreview::onPhysicsStageExecute(LLUICtrl* ctrl, void* data)

 {

-	LLCDStageData* stage = (LLCDStageData*) data;

+	LLCDStageData* stage_data = (LLCDStageData*) data;

+	std::string stage = stage_data->mName;

 

 	if (sInstance)

 	{

@@ -750,11 +759,22 @@ void LLFloaterModelPreview::onPhysicsStageExecute(LLUICtrl* ctrl, void* data)
 			for (S32 i = 0; i < sInstance->mModelPreview->mModel[LLModel::LOD_PHYSICS].size(); ++i)

 			{

 				LLModel* mdl = sInstance->mModelPreview->mModel[LLModel::LOD_PHYSICS][i];

-				DecompRequest* request = new DecompRequest(stage->mName, mdl);

+				DecompRequest* request = new DecompRequest(stage, mdl);

 				sInstance->mCurRequest.insert(request);

 				gMeshRepo.mDecompThread->submitRequest(request);

 			}

 		}

+

+		if (stage == "Decompose")

+		{

+			sInstance->childSetVisible("Decompose", false);

+			sInstance->childSetVisible("decompose_cancel", true);

+		}

+		else if (stage == "Simplify")

+		{

+			sInstance->childSetVisible("Simplify", false);

+			sInstance->childSetVisible("simplify_cancel", true);

+		}

 	}

 }

 

@@ -777,6 +797,15 @@ void LLFloaterModelPreview::onPhysicsUseLOD(LLUICtrl* ctrl, void* userdata)
 	sInstance->mModelPreview->setPhysicsFromLOD(which_mode);

 }

 

+//static 

+void LLFloaterModelPreview::onCancel(LLUICtrl* ctrl, void* data)

+{

+	if (sInstance)

+	{

+		sInstance->closeFloater(false);

+	}

+}

+

 //static

 void LLFloaterModelPreview::onPhysicsStageCancel(LLUICtrl* ctrl, void*data)

 {

@@ -795,7 +824,9 @@ void LLFloaterModelPreview::initDecompControls()
 {

 	LLSD key;

 

-	childSetCommitCallback("cancel_btn", onPhysicsStageCancel, NULL);

+	childSetCommitCallback("simplify_cancel", onPhysicsStageCancel, NULL);

+	childSetCommitCallback("decompose_cancel", onPhysicsStageCancel, NULL);

+

 	childSetCommitCallback("physics_lod_combo", onPhysicsUseLOD, NULL);

 	childSetCommitCallback("physics_browse", onPhysicsBrowse, NULL);

 

@@ -2059,7 +2090,7 @@ LLModelPreview::LLModelPreview(S32 width, S32 height, LLFloater* fmp)
 	mBuildShareTolerance = 0.f;

 	mBuildQueueMode = GLOD_QUEUE_GREEDY;

 	mBuildBorderMode = GLOD_BORDER_UNLOCK;

-	mBuildOperator = GLOD_OPERATOR_HALF_EDGE_COLLAPSE;

+	mBuildOperator = GLOD_OPERATOR_EDGE_COLLAPSE;

 

 	mViewOption["show_textures"] = false;

 

@@ -2767,7 +2798,9 @@ void LLModelPreview::genLODs(S32 which_lod, U32 decimation)
 		lod_mode = GLOD_TRIANGLE_BUDGET;

 		if (which_lod != -1)

 		{

-			limit = mFMP->childGetValue("lod_triangle_limit").asInteger();

+			//SH-632 take budget as supplied limit+1 to prevent GLOD from creating a smaller

+			//decimation when the given decimation is possible

+			limit = mFMP->childGetValue("lod_triangle_limit").asInteger(); //+1;

 		}

 	}

 	else

@@ -2785,11 +2818,11 @@ void LLModelPreview::genLODs(S32 which_lod, U32 decimation)
 

 	if (build_operator == 0)

 	{

-		build_operator = GLOD_OPERATOR_HALF_EDGE_COLLAPSE;

+		build_operator = GLOD_OPERATOR_EDGE_COLLAPSE;

 	}

 	else

 	{

-		build_operator = GLOD_OPERATOR_EDGE_COLLAPSE;

+		build_operator = GLOD_OPERATOR_HALF_EDGE_COLLAPSE;

 	}

 

 	U32 queue_mode=0;

@@ -4276,11 +4309,14 @@ void LLFloaterModelPreview::DecompRequest::completed()
 

 	if (sInstance)

 	{

-		if (sInstance->mModelPreview)

+		if (mContinue)

 		{

-			sInstance->mModelPreview->mPhysicsMesh[mModel] = mHullMesh;

-			sInstance->mModelPreview->mDirty = true;

-			LLFloaterModelPreview::sInstance->mModelPreview->refresh();

+			if (sInstance->mModelPreview)

+			{

+				sInstance->mModelPreview->mPhysicsMesh[mModel] = mHullMesh;

+				sInstance->mModelPreview->mDirty = true;

+				LLFloaterModelPreview::sInstance->mModelPreview->refresh();

+			}

 		}

 

 		sInstance->mCurRequest.erase(this);

diff --git a/indra/newview/llfloatermodelpreview.h b/indra/newview/llfloatermodelpreview.h
index 52ebec84d0..9dceb9c145 100644
--- a/indra/newview/llfloatermodelpreview.h
+++ b/indra/newview/llfloatermodelpreview.h
@@ -187,6 +187,7 @@ protected:
 	
 	static void onPhysicsParamCommit(LLUICtrl* ctrl, void* userdata);
 	static void onPhysicsStageExecute(LLUICtrl* ctrl, void* userdata);
+	static void onCancel(LLUICtrl* ctrl, void* userdata);
 	static void onPhysicsStageCancel(LLUICtrl* ctrl, void* userdata);
 	
 	static void onPhysicsBrowse(LLUICtrl* ctrl, void* userdata);
diff --git a/indra/newview/llspatialpartition.cpp b/indra/newview/llspatialpartition.cpp
index cc54f21a7e..cb72f35eee 100644
--- a/indra/newview/llspatialpartition.cpp
+++ b/indra/newview/llspatialpartition.cpp
@@ -222,7 +222,17 @@ static U8 sOcclusionIndices[] =
 		b000, b110, b100, b101, b001, b011, b010, b110,
 };
 
-U8* get_box_fan_indices(LLCamera* camera, const LLVector4a& center)
+U32 get_box_fan_indices(LLCamera* camera, const LLVector4a& center)
+{
+	LLVector4a origin;
+	origin.load3(camera->getOrigin().mV);
+
+	S32 cypher = center.greaterThan(origin).getGatheredBits() & 0x7;
+	
+	return cypher*8;
+}
+
+U8* get_box_fan_indices_ptr(LLCamera* camera, const LLVector4a& center)
 {
 	LLVector4a origin;
 	origin.load3(camera->getOrigin().mV);
@@ -231,12 +241,21 @@ U8* get_box_fan_indices(LLCamera* camera, const LLVector4a& center)
 	
 	return sOcclusionIndices+cypher*8;
 }
-						
+
+
 void LLSpatialGroup::buildOcclusion()
 {
-	if (!mOcclusionVerts)
+	if (mOcclusionVerts.isNull())
 	{
-		mOcclusionVerts = new LLVector4a[8];
+		mOcclusionVerts = new LLVertexBuffer(LLVertexBuffer::MAP_VERTEX, GL_DYNAMIC_DRAW_ARB);
+		mOcclusionVerts->allocateBuffer(8, 64, true);
+	
+		LLStrider<U16> idx;
+		mOcclusionVerts->getIndexStrider(idx);
+		for (U32 i = 0; i < 64; i++)
+		{
+			*idx++ = sOcclusionIndices[i];
+		}
 	}
 
 	LLVector4a fudge;
@@ -251,7 +270,12 @@ void LLSpatialGroup::buildOcclusion()
 
 	r.setMin(r, r2);
 
-	LLVector4a* v = mOcclusionVerts;
+	LLStrider<LLVector3> pos;
+	
+	mOcclusionVerts->getVertexStrider(pos);
+
+	LLVector4a* v = (LLVector4a*) pos.get();
+
 	const LLVector4a& c = mBounds[0];
 	const LLVector4a& s = r;
 	
@@ -275,10 +299,13 @@ void LLSpatialGroup::buildOcclusion()
 	
 	for (S32 i = 0; i < 8; ++i)
 	{
-		v[i] = s;
-		v[i].mul(octant[i]);
-		v[i].add(c);
+		LLVector4a p;
+		p.setMul(s, octant[i]);
+		p.add(c);
+		v[i] = p;
 	}
+	
+	mOcclusionVerts->setBuffer(0);
 
 	clearState(LLSpatialGroup::OCCLUSION_DIRTY);
 }
@@ -339,7 +366,6 @@ LLSpatialGroup::~LLSpatialGroup()
 		sQueryPool.release(mOcclusionQuery[LLViewerCamera::sCurCameraID]);
 	}
 
-	delete [] mOcclusionVerts;
 	mOcclusionVerts = NULL;
 
 	LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
@@ -881,12 +907,9 @@ void LLSpatialGroup::shift(const LLVector4a &offset)
 		gPipeline.markRebuild(this, TRUE);
 	}
 
-	if (mOcclusionVerts)
+	if (mOcclusionVerts.notNull())
 	{
-		for (U32 i = 0; i < 8; i++)
-		{
-			mOcclusionVerts[i].add(offset);
-		}
+		setState(OCCLUSION_DIRTY);
 	}
 }
 
@@ -1423,7 +1446,6 @@ void LLSpatialGroup::destroyGL()
 		}
 	}
 
-	delete [] mOcclusionVerts;
 	mOcclusionVerts = NULL;
 
 	for (LLSpatialGroup::element_iter i = getData().begin(); i != getData().end(); ++i)
@@ -1516,31 +1538,37 @@ void LLSpatialGroup::checkOcclusion()
 		}
 		else if (isOcclusionState(QUERY_PENDING))
 		{	//otherwise, if a query is pending, read it back
-			GLuint res = 1;
-			if (!isOcclusionState(DISCARD_QUERY) && mOcclusionQuery[LLViewerCamera::sCurCameraID])
-			{
-				glGetQueryObjectuivARB(mOcclusionQuery[LLViewerCamera::sCurCameraID], GL_QUERY_RESULT_ARB, &res);	
-			}
 
-			if (isOcclusionState(DISCARD_QUERY))
-			{
-				res = 2;
-			}
+			GLuint available = 0;
+			glGetQueryObjectuivARB(mOcclusionQuery[LLViewerCamera::sCurCameraID], GL_QUERY_RESULT_AVAILABLE_ARB, &available);
+			if (available)
+			{ //result is available, read it back, otherwise wait until next frame
+				GLuint res = 1;
+				if (!isOcclusionState(DISCARD_QUERY) && mOcclusionQuery[LLViewerCamera::sCurCameraID])
+				{
+					glGetQueryObjectuivARB(mOcclusionQuery[LLViewerCamera::sCurCameraID], GL_QUERY_RESULT_ARB, &res);	
+				}
 
-			if (res > 0)
-			{
-				assert_states_valid(this);
-				clearOcclusionState(LLSpatialGroup::OCCLUDED, LLSpatialGroup::STATE_MODE_DIFF);
-				assert_states_valid(this);
-			}
-			else
-			{
-				assert_states_valid(this);
-				setOcclusionState(LLSpatialGroup::OCCLUDED, LLSpatialGroup::STATE_MODE_DIFF);
-				assert_states_valid(this);
-			}
+				if (isOcclusionState(DISCARD_QUERY))
+				{
+					res = 2;
+				}
 
-			clearOcclusionState(QUERY_PENDING | DISCARD_QUERY);
+				if (res > 0)
+				{
+					assert_states_valid(this);
+					clearOcclusionState(LLSpatialGroup::OCCLUDED, LLSpatialGroup::STATE_MODE_DIFF);
+					assert_states_valid(this);
+				}
+				else
+				{
+					assert_states_valid(this);
+					setOcclusionState(LLSpatialGroup::OCCLUDED, LLSpatialGroup::STATE_MODE_DIFF);
+					assert_states_valid(this);
+				}
+
+				clearOcclusionState(QUERY_PENDING | DISCARD_QUERY);
+			}
 		}
 		else if (mSpatialPartition->isOcclusionEnabled() && isOcclusionState(LLSpatialGroup::OCCLUDED))
 		{	//check occlusion has been issued for occluded node that has not had a query issued
@@ -1566,54 +1594,59 @@ void LLSpatialGroup::doOcclusion(LLCamera* camera)
 		}
 		else
 		{
+			if (!isOcclusionState(QUERY_PENDING) || isOcclusionState(DISCARD_QUERY))
 			{
-				LLFastTimer t(FTM_RENDER_OCCLUSION);
+				{ //no query pending, or previous query to be discarded
+					LLFastTimer t(FTM_RENDER_OCCLUSION);
 
-				if (!mOcclusionQuery[LLViewerCamera::sCurCameraID])
-				{
-					mOcclusionQuery[LLViewerCamera::sCurCameraID] = sQueryPool.allocate();
-				}
+					if (!mOcclusionQuery[LLViewerCamera::sCurCameraID])
+					{
+						mOcclusionQuery[LLViewerCamera::sCurCameraID] = sQueryPool.allocate();
+					}
 
-				if (!mOcclusionVerts || isState(LLSpatialGroup::OCCLUSION_DIRTY))
-				{
-					buildOcclusion();
-				}
-				
-				// Depth clamp all water to avoid it being culled as a result of being
-				// behind the far clip plane, and in the case of edge water to avoid
-				// it being culled while still visible.
-				bool const use_depth_clamp = gGLManager.mHasDepthClamp &&
-											(mSpatialPartition->mDrawableType == LLDrawPool::POOL_WATER ||
-											mSpatialPartition->mDrawableType == LLDrawPool::POOL_VOIDWATER);
-				if (use_depth_clamp)
-				{
-					glEnable(GL_DEPTH_CLAMP);
-				}
-				
-				glBeginQueryARB(GL_SAMPLES_PASSED_ARB, mOcclusionQuery[LLViewerCamera::sCurCameraID]);					
-				glVertexPointer(3, GL_FLOAT, 16, mOcclusionVerts);
-				if (camera->getOrigin().isExactlyZero())
-				{ //origin is invalid, draw entire box
-					glDrawRangeElements(GL_TRIANGLE_FAN, 0, 7, 8,
-												GL_UNSIGNED_BYTE, sOcclusionIndices);
-					glDrawRangeElements(GL_TRIANGLE_FAN, 0, 7, 8,
-							GL_UNSIGNED_BYTE, sOcclusionIndices+b111*8);
-				}
-				else
-				{
-					glDrawRangeElements(GL_TRIANGLE_FAN, 0, 7, 8,
-								GL_UNSIGNED_BYTE, get_box_fan_indices(camera, mBounds[0]));
-				}
-				glEndQueryARB(GL_SAMPLES_PASSED_ARB);
-				
-				if (use_depth_clamp)
-				{
-					glDisable(GL_DEPTH_CLAMP);
+					if (mOcclusionVerts.isNull() || isState(LLSpatialGroup::OCCLUSION_DIRTY))
+					{
+						buildOcclusion();
+					}
+					
+					// Depth clamp all water to avoid it being culled as a result of being
+					// behind the far clip plane, and in the case of edge water to avoid
+					// it being culled while still visible.
+					bool const use_depth_clamp = gGLManager.mHasDepthClamp &&
+												(mSpatialPartition->mDrawableType == LLDrawPool::POOL_WATER ||
+												mSpatialPartition->mDrawableType == LLDrawPool::POOL_VOIDWATER);
+					if (use_depth_clamp)
+					{
+						glEnable(GL_DEPTH_CLAMP);
+					}
+					
+					U32 mode = gGLManager.mHasOcclusionQuery2 ? GL_ANY_SAMPLES_PASSED : GL_SAMPLES_PASSED_ARB;
+
+					glBeginQueryARB(mode, mOcclusionQuery[LLViewerCamera::sCurCameraID]);					
+					
+					mOcclusionVerts->setBuffer(LLVertexBuffer::MAP_VERTEX);
+
+					if (camera->getOrigin().isExactlyZero())
+					{ //origin is invalid, draw entire box
+						mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, 0);
+						mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, b111*8);				
+					}
+					else
+					{
+						mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, get_box_fan_indices(camera, mBounds[0]));
+					}
+
+					glEndQueryARB(mode);
+					
+					if (use_depth_clamp)
+					{
+						glDisable(GL_DEPTH_CLAMP);
+					}
 				}
-			}
 
-			setOcclusionState(LLSpatialGroup::QUERY_PENDING);
-			clearOcclusionState(LLSpatialGroup::DISCARD_QUERY);
+				setOcclusionState(LLSpatialGroup::QUERY_PENDING);
+				clearOcclusionState(LLSpatialGroup::DISCARD_QUERY);
+			}
 		}
 	}
 }
@@ -2607,17 +2640,17 @@ void renderVisibility(LLSpatialGroup* group, LLCamera* camera)
 			gGL.color4f(0.f, 0.75f, 0.f, 0.5f);
 			pushBufferVerts(group, LLVertexBuffer::MAP_VERTEX);
 		}
-		else if (camera && group->mOcclusionVerts)
+		else if (camera && group->mOcclusionVerts.notNull())
 		{
 			LLVertexBuffer::unbind();
-			glVertexPointer(3, GL_FLOAT, 16, group->mOcclusionVerts);
-
+			group->mOcclusionVerts->setBuffer(LLVertexBuffer::MAP_VERTEX);
+			
 			glColor4f(1.0f, 0.f, 0.f, 0.5f);
-			glDrawRangeElements(GL_TRIANGLE_FAN, 0, 7, 8, GL_UNSIGNED_BYTE, get_box_fan_indices(camera, group->mBounds[0]));
+			group->mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, get_box_fan_indices(camera, group->mBounds[0]));
 			glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);
 			
 			glColor4f(1.0f, 1.f, 1.f, 1.0f);
-			glDrawRangeElements(GL_TRIANGLE_FAN, 0, 7, 8, GL_UNSIGNED_BYTE, get_box_fan_indices(camera, group->mBounds[0]));
+			group->mOcclusionVerts->drawRange(LLRender::TRIANGLE_FAN, 0, 7, 8, get_box_fan_indices(camera, group->mBounds[0]));
 			glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
 		}
 	}
diff --git a/indra/newview/llspatialpartition.h b/indra/newview/llspatialpartition.h
index 16ec9f780b..85fd66b297 100644
--- a/indra/newview/llspatialpartition.h
+++ b/indra/newview/llspatialpartition.h
@@ -59,7 +59,8 @@ S32 AABBSphereIntersectR2(const LLVector3& min, const LLVector3& max, const LLVe
 void pushVerts(LLFace* face, U32 mask);
 
 // get index buffer for binary encoded axis vertex buffer given a box at center being viewed by given camera
-U8* get_box_fan_indices(LLCamera* camera, const LLVector4a& center);
+U32 get_box_fan_indices(LLCamera* camera, const LLVector4a& center);
+U8* get_box_fan_indices_ptr(LLCamera* camera, const LLVector4a& center);
 
 class LLDrawInfo : public LLRefCount 
 {
@@ -393,7 +394,7 @@ public:
 	LLSpatialPartition* mSpatialPartition;
 	
 	LLPointer<LLVertexBuffer> mVertexBuffer;
-	LLVector4a*				mOcclusionVerts;
+	LLPointer<LLVertexBuffer> mOcclusionVerts;
 	GLuint					mOcclusionQuery[LLViewerCamera::NUM_CAMERAS];
 
 	U32 mBufferUsage;
diff --git a/indra/newview/pipeline.cpp b/indra/newview/pipeline.cpp
index 5e1f56ac97..24327bf535 100644
--- a/indra/newview/pipeline.cpp
+++ b/indra/newview/pipeline.cpp
@@ -4136,11 +4136,12 @@ void LLPipeline::renderDebug()
 					gGL.vertex3fv(frust[2].mV); gGL.vertex3fv(frust[6].mV);
 					gGL.vertex3fv(frust[3].mV); gGL.vertex3fv(frust[7].mV);
 					gGL.end();
-					}
-
+				}
 			}
 
-			/*for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin(); 
+			/*gGL.flush();
+			glLineWidth(16-i*2);
+			for (LLWorld::region_list_t::const_iterator iter = LLWorld::getInstance()->getRegionList().begin(); 
 					iter != LLWorld::getInstance()->getRegionList().end(); ++iter)
 			{
 				LLViewerRegion* region = *iter;
@@ -4155,7 +4156,9 @@ void LLPipeline::renderDebug()
 						}
 					}
 				}
-			}*/
+			}
+			gGL.flush();
+			glLineWidth(1.f);*/
 		}
 	}
 
@@ -7084,6 +7087,8 @@ void LLPipeline::renderDeferredLighting()
 
 			std::list<LLVector4> light_colors;
 
+			LLVertexBuffer::unbind();
+
 			F32 v[24];
 			glVertexPointer(3, GL_FLOAT, 0, v);
 			
@@ -7173,7 +7178,7 @@ void LLPipeline::renderDeferredLighting()
 							glTexCoord4f(tc.v[0], tc.v[1], tc.v[2], s*s);
 							glColor4f(col.mV[0], col.mV[1], col.mV[2], volume->getLightFalloff()*0.5f);
 							glDrawRangeElements(GL_TRIANGLE_FAN, 0, 7, 8,
-								GL_UNSIGNED_BYTE, get_box_fan_indices(camera, center));
+								GL_UNSIGNED_BYTE, get_box_fan_indices_ptr(camera, center));
 							stop_glerror();
 						}
 					}
@@ -7239,7 +7244,7 @@ void LLPipeline::renderDeferredLighting()
 					glTexCoord4f(tc.v[0], tc.v[1], tc.v[2], s*s);
 					glColor4f(col.mV[0], col.mV[1], col.mV[2], volume->getLightFalloff()*0.5f);
 					glDrawRangeElements(GL_TRIANGLE_FAN, 0, 7, 8,
-							GL_UNSIGNED_BYTE, get_box_fan_indices(camera, center));
+							GL_UNSIGNED_BYTE, get_box_fan_indices_ptr(camera, center));
 				}
 				gDeferredSpotLightProgram.disableTexture(LLViewerShaderMgr::DEFERRED_PROJECTION);
 				unbindDeferredShader(gDeferredSpotLightProgram);
@@ -7650,11 +7655,6 @@ void LLPipeline::generateWaterReflection(LLCamera& camera_in)
 		LLCamera camera = camera_in;
 		camera.setFar(camera.getFar()*0.87654321f);
 		LLPipeline::sReflectionRender = TRUE;
-		S32 occlusion = LLPipeline::sUseOcclusion;
-
-		LLViewerCamera::sCurCameraID = LLViewerCamera::CAMERA_WORLD;
-
-		LLPipeline::sUseOcclusion = llmin(occlusion, 1);
 		
 		gPipeline.pushRenderTypeMask();
 
@@ -7693,19 +7693,20 @@ void LLPipeline::generateWaterReflection(LLCamera& camera_in)
 			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();
 			gGL.setColorMask(true, false);
 
 			mWaterRef.getViewport(gGLViewport);
-			
+
 			stop_glerror();
 
 			glPushMatrix();
 
 			mat.set_scale(glh::vec3f(1,1,-1));
 			mat.set_translate(glh::vec3f(0,0,height*2.f));
-			
+
 			glh::matrix4f current = glh_get_current_modelview();
 
 			mat = current * mat;
@@ -7725,22 +7726,24 @@ void LLPipeline::generateWaterReflection(LLCamera& camera_in)
 			glCullFace(GL_FRONT);
 
 			static LLCullResult ref_result;
-		
+
 			if (LLDrawPoolWater::sNeedsDistortionUpdate)
 			{
 				//initial sky pass (no user clip plane)
 				{ //mask out everything but the sky
 					gPipeline.pushRenderTypeMask();
 					gPipeline.andRenderTypeMask(LLPipeline::RENDER_TYPE_SKY,
-												LLPipeline::RENDER_TYPE_WL_SKY,
-												LLPipeline::END_RENDER_TYPES);
+						LLPipeline::RENDER_TYPE_WL_SKY,
+						LLPipeline::END_RENDER_TYPES);
+
 					static LLCullResult result;
 					updateCull(camera, result);
 					stateSort(camera, result);
+
 					andRenderTypeMask(LLPipeline::RENDER_TYPE_SKY,
-										LLPipeline::RENDER_TYPE_CLOUDS,
-										LLPipeline::RENDER_TYPE_WL_SKY,
-										LLPipeline::END_RENDER_TYPES);
+						LLPipeline::RENDER_TYPE_CLOUDS,
+						LLPipeline::RENDER_TYPE_WL_SKY,
+						LLPipeline::END_RENDER_TYPES);
 
 					renderGeom(camera, TRUE);
 					gPipeline.popRenderTypeMask();
@@ -7749,23 +7752,23 @@ void LLPipeline::generateWaterReflection(LLCamera& camera_in)
 				gPipeline.pushRenderTypeMask();
 
 				clearRenderTypeMask(LLPipeline::RENDER_TYPE_WATER,
-									LLPipeline::RENDER_TYPE_VOIDWATER,
-									LLPipeline::RENDER_TYPE_GROUND,
-									LLPipeline::RENDER_TYPE_SKY,
-									LLPipeline::RENDER_TYPE_CLOUDS,
-									LLPipeline::END_RENDER_TYPES);	
+					LLPipeline::RENDER_TYPE_VOIDWATER,
+					LLPipeline::RENDER_TYPE_GROUND,
+					LLPipeline::RENDER_TYPE_SKY,
+					LLPipeline::RENDER_TYPE_CLOUDS,
+					LLPipeline::END_RENDER_TYPES);	
 
-					S32 detail = gSavedSettings.getS32("RenderReflectionDetail");
+				S32 detail = gSavedSettings.getS32("RenderReflectionDetail");
 				if (detail > 0)
 				{ //mask out selected geometry based on reflection detail
 					if (detail < 4)
 					{
 						clearRenderTypeMask(LLPipeline::RENDER_TYPE_PARTICLES, END_RENDER_TYPES);
-					if (detail < 3)
-					{
-							clearRenderTypeMask(LLPipeline::RENDER_TYPE_AVATAR, END_RENDER_TYPES);
-						if (detail < 2)
+						if (detail < 3)
 						{
+							clearRenderTypeMask(LLPipeline::RENDER_TYPE_AVATAR, END_RENDER_TYPES);
+							if (detail < 2)
+							{
 								clearRenderTypeMask(LLPipeline::RENDER_TYPE_VOLUME, END_RENDER_TYPES);
 							}
 						}
@@ -7776,16 +7779,16 @@ void LLPipeline::generateWaterReflection(LLCamera& camera_in)
 					updateCull(camera, ref_result, 1);
 					stateSort(camera, ref_result);
 				}	
-				
-			if (LLDrawPoolWater::sNeedsDistortionUpdate)
-			{
-					if (gSavedSettings.getS32("RenderReflectionDetail") > 0)
+
+				if (LLDrawPoolWater::sNeedsDistortionUpdate)
 				{
-					gPipeline.grabReferences(ref_result);
-					LLGLUserClipPlane clip_plane(plane, mat, projection);
-					renderGeom(camera);
-				}
-			}	
+					if (gSavedSettings.getS32("RenderReflectionDetail") > 0)
+					{
+						gPipeline.grabReferences(ref_result);
+						LLGLUserClipPlane clip_plane(plane, mat, projection);
+						renderGeom(camera);
+					}
+				}	
 
 				gPipeline.popRenderTypeMask();
 			}	
@@ -7823,6 +7826,7 @@ void LLPipeline::generateWaterReflection(LLCamera& camera_in)
 			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)
@@ -7861,7 +7865,6 @@ void LLPipeline::generateWaterReflection(LLCamera& camera_in)
 		LLDrawPoolWater::sNeedsDistortionUpdate = FALSE;
 		LLPlane npnorm(-pnorm, -pd);
 		LLViewerCamera::getInstance()->setUserClipPlane(npnorm);
-		LLPipeline::sUseOcclusion = occlusion;
 		
 		LLGLState::checkStates();
 		LLGLState::checkTextureChannels();
@@ -7871,6 +7874,8 @@ void LLPipeline::generateWaterReflection(LLCamera& camera_in)
 		{
 			gAgentAvatarp->updateAttachmentVisibility(gAgentCamera.getCameraMode());
 		}
+
+		LLViewerCamera::sCurCameraID = LLViewerCamera::CAMERA_WORLD;
 	}
 }
 
@@ -7993,6 +7998,8 @@ void LLPipeline::renderShadow(glh::matrix4f& view, glh::matrix4f& proj, LLCamera
 	
 	//glCullFace(GL_FRONT);
 
+	LLVertexBuffer::unbind();
+
 	{
 		LLFastTimer ftm(FTM_SHADOW_SIMPLE);
 		LLGLDisable test(GL_ALPHA_TEST);
diff --git a/indra/newview/skins/default/xui/en/floater_model_preview.xml b/indra/newview/skins/default/xui/en/floater_model_preview.xml
index e34636db57..f23cb60121 100644
--- a/indra/newview/skins/default/xui/en/floater_model_preview.xml
+++ b/indra/newview/skins/default/xui/en/floater_model_preview.xml
@@ -169,12 +169,12 @@
         Queue Mode:
       </text>
       <combo_box follows="top|left" name="build_operator" top_pad="5" left="45" width="100" height="20">
-        <combo_item name="half_edge_collapse">
-          Half Edge Collapse
-        </combo_item>
         <combo_item name="edge_collapse">
           Edge Collapse
         </combo_item>
+        <combo_item name="half_edge_collapse">
+          Half Edge Collapse
+        </combo_item>
       </combo_box>
 
       <combo_box follows="top|left" name="queue_mode" left_pad="5" width="100" height="20">
@@ -205,7 +205,7 @@
           Lock
         </combo_item>
       </combo_box>
-      <spinner follows="left|top" name="share_tolerance" left_pad="5" width="100" height="20"/>
+      <spinner follows="left|top" name="share_tolerance" left_pad="5" width="100" decimal_digits="5" initial_value="0.00001" height="20"/>
              
       <text left="10" top_pad="35" follows="top|left" width="240" height="15">
         Generate Normals
@@ -295,6 +295,7 @@
         <check_box name="Close Holes (Slow)" follows="top|left" top_pad="10" height="15" label="Close Holes (slow)"/>
                 
         <button left="200" bottom_delta="0" width="90" follows="top|left" label="Analyze" name="Decompose" height="20"/>
+        <button left="200" bottom_delta="0" width="90" follows="top|left" label="Cancel" name="decompose_cancel" visble="false" height="20"/>
       </panel>
       
 
@@ -324,6 +325,7 @@
         <slider name="Detail Scale" label="Detail Scale:" label_width="120" width="270" follows="top|left" top_pad="10" height="20"/>
         <slider name="Retain%" label="Retain:" label_width="120" width="270" follows="top|left" bottom_delta="0" left_delta="0" visible="false" height="20"/>
         <button left="190" width="90" follows="top|left" label="Simplify" name="Simplify" height="20"/>
+        <button left="190" bottom_delta="0" width="90" follows="top|left" label="Cancel" name="simplify_cancel" height="20"/>
         
       </panel>