MAINT-6460 Crash calculating mesh complexity

1 files changed, 14 insertions, 0 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)
 {