3 files changed, 17 insertions, 4 deletions
diff --git a/indra/newview/llmeshrepository.cpp b/indra/newview/llmeshrepository.cpp
index d7665716b7..8bc75c8433 100644
--- a/indra/newview/llmeshrepository.cpp
+++ b/indra/newview/llmeshrepository.cpp
@@ -4031,6 +4031,20 @@ void LLMeshRepository::uploadError(LLSD& args)
 	mUploadErrorQ.push(args);
 }
 
+F32 LLMeshRepository::getStreamingCost(LLUUID mesh_id, F32 radius, S32* bytes, S32* bytes_visible, S32 lod, F32 *unscaled_value)
+{
+    if (mThread && mesh_id.notNull())
+    {
+        LLMutexLock lock(mThread->mHeaderMutex);
+        LLMeshRepoThread::mesh_header_map::iterator iter = mThread->mMeshHeader.find(mesh_id);
+        if (iter != mThread->mMeshHeader.end() && mThread->mMeshHeaderSize[mesh_id] > 0)
+        {
+            return getStreamingCost(iter->second, radius, bytes, bytes_visible, lod, unscaled_value);
+        }
+    }
+    return 0.f;
+}
+
 //static
 F32 LLMeshRepository::getStreamingCost(LLSD& header, F32 radius, S32* bytes, S32* bytes_visible, S32 lod, F32 *unscaled_value)
 {
diff --git a/indra/newview/llmeshrepository.h b/indra/newview/llmeshrepository.h
index d35c44397b..a762042597 100644
--- a/indra/newview/llmeshrepository.h
+++ b/indra/newview/llmeshrepository.h
@@ -475,6 +475,7 @@ public:
 	
 	static LLDeadmanTimer sQuiescentTimer;		// Time-to-complete-mesh-downloads after significant events
 
+	F32 getStreamingCost(LLUUID mesh_id, F32 radius, S32* bytes = NULL, S32* visible_bytes = NULL, S32 detail = -1, F32 *unscaled_value = NULL);
 	static F32 getStreamingCost(LLSD& header, F32 radius, S32* bytes = NULL, S32* visible_bytes = NULL, S32 detail = -1, F32 *unscaled_value = NULL);
 
 	LLMeshRepository();
diff --git a/indra/newview/llvovolume.cpp b/indra/newview/llvovolume.cpp
index 8f0b233f01..e69a8d1d1d 100644
--- a/indra/newview/llvovolume.cpp
+++ b/indra/newview/llvovolume.cpp
@@ -3627,10 +3627,8 @@ F32 LLVOVolume::getStreamingCost(S32* bytes, S32* visible_bytes, F32* unscaled_v
 	F32 radius = getScale().length()*0.5f;
 
 	if (isMesh())
-	{	
-		LLSD& header = gMeshRepo.getMeshHeader(getVolume()->getParams().getSculptID());
-
-		return LLMeshRepository::getStreamingCost(header, radius, bytes, visible_bytes, mLOD, unscaled_value);
+	{
+		return gMeshRepo.getStreamingCost(getVolume()->getParams().getSculptID(), radius, bytes, visible_bytes, mLOD, unscaled_value);
 	}
 	else
 	{