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SH-2008 Fix for crash when generating normals on objects with no texture coordinates.

meow-7.2.2
Dave Parks 2011-07-08 23:21:51 -05:00
parent 67fbe61531
commit dc7100a63f
1 changed files with 14 additions and 1 deletions
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15
indra/llprimitive/llmodel.cpp
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@ -1209,10 +1209,23 @@ void LLModel::generateNormals(F32 angle_cutoff)
LLVolumeFace::VertexData v;
new_face.mPositions[i] = vol_face.mPositions[idx];
new_face.mNormals[i].clear();
new_face.mTexCoords[i] = vol_face.mTexCoords[idx];
new_face.mIndices[i] = i;
}
if (vol_face.mTexCoords)
{
for (U32 i = 0; i < vol_face.mNumIndices; i++)
{
U32 idx = vol_face.mIndices[i];
new_face.mTexCoords[i] = vol_face.mTexCoords[idx];
}
}
else
{
ll_aligned_free_16(new_face.mTexCoords);
new_face.mTexCoords = NULL;
}
//generate normals for new face
for (U32 i = 0; i < new_face.mNumIndices; i += 3)
{ //for each triangle