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-rw-r--r--indra/llmath/llvolume.cpp15
1 files changed, 14 insertions, 1 deletions
diff --git a/indra/llmath/llvolume.cpp b/indra/llmath/llvolume.cpp
index 3c1de3a422..f473a708cd 100644
--- a/indra/llmath/llvolume.cpp
+++ b/indra/llmath/llvolume.cpp
@@ -2419,12 +2419,25 @@ bool LLVolume::unpackVolumeFaces(std::istream& is, S32 size)
for (U32 i = 0; i < face_count; ++i)
{
+ LLVolumeFace& face = mVolumeFaces[i];
+
+ if (mdl[i].has("NoGeometry"))
+ { //face has no geometry, continue
+ face.resizeIndices(3);
+ face.resizeVertices(1);
+ memset(face.mPositions, 0, sizeof(LLVector4a));
+ memset(face.mNormals, 0, sizeof(LLVector4a));
+ memset(face.mTexCoords, 0, sizeof(LLVector2));
+ memset(face.mIndices, 0, sizeof(U16)*3);
+ continue;
+ }
+
LLSD::Binary pos = mdl[i]["Position"];
LLSD::Binary norm = mdl[i]["Normal"];
LLSD::Binary tc = mdl[i]["TexCoord0"];
LLSD::Binary idx = mdl[i]["TriangleList"];
- LLVolumeFace& face = mVolumeFaces[i];
+
//copy out indices
face.resizeIndices(idx.size()/2);