1 files changed, 31 insertions, 14 deletions
diff --git a/indra/newview/llvovolume.cpp b/indra/newview/llvovolume.cpp
index 3dc82f5368..fe48bf5493 100644
--- a/indra/newview/llvovolume.cpp
+++ b/indra/newview/llvovolume.cpp
@@ -399,10 +399,12 @@ U32 LLVOVolume::processUpdateMessage(LLMessageSystem *mesgsys,
 				// There's something bogus in the data that we're unpacking.
 				dp->dumpBufferToLog();
 				llwarns << "Flushing cache files" << llendl;
-				std::string mask;
-				mask = gDirUtilp->getDirDelimiter() + "*.slc";
-				gDirUtilp->deleteFilesInDir(gDirUtilp->getExpandedFilename(LL_PATH_CACHE,""), mask);
-// 				llerrs << "Bogus TE data in " << getID() << ", crashing!" << llendl;
+
+				if(LLVOCache::hasInstance() && getRegion())
+				{
+					LLVOCache::getInstance()->removeEntry(getRegion()->getHandle()) ;
+				}
+				
 				llwarns << "Bogus TE data in " << getID() << llendl;
 			}
 			else 
@@ -678,12 +680,33 @@ void LLVOVolume::updateTextures()
 	}
 }
 
+BOOL LLVOVolume::isVisible() const 
+{
+	if(mDrawable.notNull() && mDrawable->isVisible())
+	{
+		return TRUE ;
+	}
+
+	if(isAttachment())
+	{
+		LLViewerObject* objp = (LLViewerObject*)getParent() ;
+		while(objp && !objp->isAvatar())
+		{
+			objp = (LLViewerObject*)objp->getParent() ;
+		}
+
+		return objp && objp->mDrawable.notNull() && objp->mDrawable->isVisible() ;
+	}
+
+	return FALSE ;
+}
+
 void LLVOVolume::updateTextureVirtualSize()
 {
 	LLFastTimer ftm(FTM_VOLUME_TEXTURES);
 	// Update the pixel area of all faces
 
-	if(mDrawable.isNull() || !mDrawable->isVisible())
+	if(!isVisible())
 	{
 		return ;
 	}
@@ -936,6 +959,7 @@ BOOL LLVOVolume::setVolume(const LLVolumeParams &params_in, const S32 detail, bo
 {
 	LLVolumeParams volume_params = params_in;
 
+	S32 last_lod = mVolumep.notNull() ? LLVolumeLODGroup::getVolumeDetailFromScale(mVolumep->getDetail()) : -1;
 	S32 lod = mLOD;
 
 	BOOL is404 = FALSE;
@@ -1014,7 +1038,7 @@ BOOL LLVOVolume::setVolume(const LLVolumeParams &params_in, const S32 detail, bo
 				{ 
 					//load request not yet issued, request pipeline load this mesh
 					LLUUID asset_id = volume_params.getSculptID();
-					S32 available_lod = gMeshRepo.loadMesh(this, volume_params, lod);
+					S32 available_lod = gMeshRepo.loadMesh(this, volume_params, lod, last_lod);
 					if (available_lod != lod)
 					{
 						LLPrimitive::setVolume(volume_params, available_lod);
@@ -2881,14 +2905,7 @@ void LLVOVolume::updateRadius()
 
 BOOL LLVOVolume::isAttachment() const
 {
-	if (mState == 0)
-	{
-		return FALSE;
-	}
-	else
-	{
-		return TRUE;
-	}
+	return mState != 0 ;
 }
 
 BOOL LLVOVolume::isHUDAttachment() const