1 files changed, 60 insertions, 13 deletions

diff --git a/indra/newview/llspatialpartition.cpp b/indra/newview/llspatialpartition.cpp
index 3e16ccf3da..5d196a465f 100644
--- a/indra/newview/llspatialpartition.cpp
+++ b/indra/newview/llspatialpartition.cpp
@@ -28,6 +28,10 @@
 
 #include "llspatialpartition.h"
 
+#include "llappviewer.h"
+#include "lltexturecache.h"
+#include "lltexturefetch.h"
+#include "llimageworker.h"
 #include "llviewerwindow.h"
 #include "llviewerobjectlist.h"
 #include "llvovolume.h"
@@ -260,7 +264,7 @@ static LLFastTimer::DeclareTimer FTM_BUILD_OCCLUSION("Build Occlusion");
 
 void LLSpatialGroup::buildOcclusion()
 {
-	if (mOcclusionVerts.isNull())
+	//if (mOcclusionVerts.isNull())
 	{
 		mOcclusionVerts = new LLVertexBuffer(LLVertexBuffer::MAP_VERTEX, 
 			LLVertexBuffer::sUseStreamDraw ? mBufferUsage : 0); //if GL has a hard time with VBOs, don't use them for occlusion culling.
@@ -722,7 +726,9 @@ void LLSpatialPartition::rebuildGeom(LLSpatialGroup* group)
 	if (vertex_count > 0 && index_count > 0)
 	{ //create vertex buffer containing volume geometry for this node
 		group->mBuilt = 1.f;
-		if (group->mVertexBuffer.isNull() || (group->mBufferUsage != group->mVertexBuffer->getUsage() && LLVertexBuffer::sEnableVBOs))
+		if (group->mVertexBuffer.isNull() ||
+			!group->mVertexBuffer->isWriteable() ||
+			(group->mBufferUsage != group->mVertexBuffer->getUsage() && LLVertexBuffer::sEnableVBOs))
 		{
 			group->mVertexBuffer = createVertexBuffer(mVertexDataMask, group->mBufferUsage);
 			group->mVertexBuffer->allocateBuffer(vertex_count, index_count, true);
@@ -1181,6 +1187,8 @@ void LLSpatialGroup::clearOcclusionState(U32 state, S32 mode)
 
 LLSpatialGroup::LLSpatialGroup(OctreeNode* node, LLSpatialPartition* part) :
 	mState(0),
+	mGeometryBytes(0),
+	mSurfaceArea(0.f),
 	mBuilt(0.f),
 	mOctreeNode(node),
 	mSpatialPartition(part),
@@ -1221,6 +1229,7 @@ LLSpatialGroup::LLSpatialGroup(OctreeNode* node, LLSpatialPartition* part) :
 	for (U32 i = 0; i < LLViewerCamera::NUM_CAMERAS; i++)
 	{
 		mOcclusionQuery[i] = 0;
+		mOcclusionIssued[i] = 0;
 		mOcclusionState[i] = parent ? SG_STATE_INHERIT_MASK & parent->mOcclusionState[i] : 0;
 		mVisible[i] = 0;
 	}
@@ -1405,6 +1414,17 @@ void LLSpatialGroup::handleDestruction(const TreeNode* node)
 		}
 	}
 	
+	//clean up avatar attachment stats
+	LLSpatialBridge* bridge = mSpatialPartition->asBridge();
+	if (bridge)
+	{
+		if (bridge->mAvatar.notNull())
+		{
+			bridge->mAvatar->mAttachmentGeometryBytes -= mGeometryBytes;
+			bridge->mAvatar->mAttachmentSurfaceArea -= mSurfaceArea;
+		}
+	}
+
 	clearDrawMap();
 	mVertexBuffer = NULL;
 	mBufferMap.clear();
@@ -1543,6 +1563,8 @@ BOOL LLSpatialGroup::rebound()
 }
 
 static LLFastTimer::DeclareTimer FTM_OCCLUSION_READBACK("Readback Occlusion");
+static LLFastTimer::DeclareTimer FTM_OCCLUSION_WAIT("Wait");
+
 void LLSpatialGroup::checkOcclusion()
 {
 	if (LLPipeline::sUseOcclusion > 1)
@@ -1560,6 +1582,22 @@ void LLSpatialGroup::checkOcclusion()
 			if (mOcclusionQuery[LLViewerCamera::sCurCameraID])
 			{
 				glGetQueryObjectuivARB(mOcclusionQuery[LLViewerCamera::sCurCameraID], GL_QUERY_RESULT_AVAILABLE_ARB, &available);
+
+				if (mOcclusionIssued[LLViewerCamera::sCurCameraID] < gFrameCount)
+				{ //query was issued last frame, wait until it's available
+					S32 max_loop = 1024;
+					LLFastTimer t(FTM_OCCLUSION_WAIT);
+					while (!available && max_loop-- > 0)
+					{
+						F32 max_time = llmin(gFrameIntervalSeconds*10.f, 1.f);
+						//do some usefu work while we wait
+						LLAppViewer::getTextureCache()->update(max_time); // unpauses the texture cache thread
+						LLAppViewer::getImageDecodeThread()->update(max_time); // unpauses the image thread
+						LLAppViewer::getTextureFetch()->update(max_time); // unpauses the texture fetch thread
+						
+						glGetQueryObjectuivARB(mOcclusionQuery[LLViewerCamera::sCurCameraID], GL_QUERY_RESULT_AVAILABLE_ARB, &available);
+					}
+				}
 			}
 			else
 			{
@@ -1679,6 +1717,9 @@ void LLSpatialGroup::doOcclusion(LLCamera* camera)
 					{
 						LLFastTimer t(FTM_PUSH_OCCLUSION_VERTS);
 						
+						//store which frame this query was issued on
+						mOcclusionIssued[LLViewerCamera::sCurCameraID] = gFrameCount;
+
 						{
 							LLFastTimer t(FTM_OCCLUSION_BEGIN_QUERY);
 							glBeginQueryARB(mode, mOcclusionQuery[LLViewerCamera::sCurCameraID]);					
@@ -1739,7 +1780,7 @@ void LLSpatialGroup::doOcclusion(LLCamera* camera)
 //==============================================
 
 LLSpatialPartition::LLSpatialPartition(U32 data_mask, BOOL render_by_group, U32 buffer_usage)
-: mRenderByGroup(render_by_group)
+: mRenderByGroup(render_by_group), mBridge(NULL)
 {
 	LLMemType mt(LLMemType::MTYPE_SPACE_PARTITION);
 	mOcclusionEnabled = TRUE;
@@ -3749,11 +3790,7 @@ void renderRaycast(LLDrawable* drawablep)
 				for (S32 i = 0; i < volume->getNumVolumeFaces(); ++i)
 				{
 					const LLVolumeFace& face = volume->getVolumeFace(i);
-					if (!face.mOctree)
-					{
-						((LLVolumeFace*) &face)->createOctree(); 
-					}
-
+					
 					gGL.pushMatrix();
 					gGL.translatef(trans.mV[0], trans.mV[1], trans.mV[2]);					
 					gGL.multMatrix((F32*) vobj->getRelativeXform().mMatrix);
@@ -3776,9 +3813,6 @@ void renderRaycast(LLDrawable* drawablep)
 					LLVector4a dir;
 					dir.setSub(enda, starta);
 
-					F32 t = 1.f;
-
-					LLRenderOctreeRaycast render(starta, dir, &t);
 					gGL.flush();
 					glPolygonMode(GL_FRONT_AND_BACK, GL_LINE);				
 
@@ -3790,8 +3824,21 @@ void renderRaycast(LLDrawable* drawablep)
 						gGL.syncMatrices();
 						glDrawElements(GL_TRIANGLES, face.mNumIndices, GL_UNSIGNED_SHORT, face.mIndices);
 					}
-						
-					render.traverse(face.mOctree);
+					
+					if (!volume->isUnique())
+					{
+						F32 t = 1.f;
+
+						if (!face.mOctree)
+						{
+							((LLVolumeFace*) &face)->createOctree(); 
+						}
+
+						LLRenderOctreeRaycast render(starta, dir, &t);
+					
+						render.traverse(face.mOctree);
+					}
+
 					gGL.popMatrix();		
 					glPolygonMode(GL_FRONT_AND_BACK, GL_FILL);
 				}