diff options
| author | AndreyL ProductEngine <andreylproductengine@lindenlab.com> | 2015-09-30 01:21:04 +0300 |
|---|---|---|
| committer | AndreyL ProductEngine <andreylproductengine@lindenlab.com> | 2015-09-30 01:21:04 +0300 |
| commit | f64a10ca8f2f7abbb9e0cd444e45fb5d9306f36d (patch) | |
| tree | 4de3911f36a46e69dcde3dc88dc5b8742ea1e794 /indra/llmath/llvolume.cpp | |
| parent | 883d44388b885711cabd40ffbce75c9e22903c3b (diff) | |
| parent | 2d52b62e67cf46222396c724d00d2de874819197 (diff) | |
Merge downstream code, version 3.8.5
Diffstat (limited to 'indra/llmath/llvolume.cpp')
| -rwxr-xr-x | indra/llmath/llvolume.cpp | 25 |
1 files changed, 14 insertions, 11 deletions
diff --git a/indra/llmath/llvolume.cpp b/indra/llmath/llvolume.cpp index 79c134da30..8608e45a91 100755 --- a/indra/llmath/llvolume.cpp +++ b/indra/llmath/llvolume.cpp @@ -6084,7 +6084,7 @@ void LLVolumeFace::pushVertex(const LLVector4a& pos, const LLVector4a& norm, con if (new_verts > mNumAllocatedVertices) { - //double buffer size on expansion + // double buffer size on expansion new_verts *= 2; S32 new_tc_size = ((new_verts*8)+0xF) & ~0xF; @@ -6100,18 +6100,21 @@ void LLVolumeFace::pushVertex(const LLVector4a& pos, const LLVector4a& norm, con mNormals = mPositions+new_verts; mTexCoords = (LLVector2*) (mNormals+new_verts); - //positions - LLVector4a::memcpyNonAliased16((F32*) mPositions, (F32*) old_buf, old_vsize); - - //normals - LLVector4a::memcpyNonAliased16((F32*) mNormals, (F32*) (old_buf+mNumVertices), old_vsize); + if (old_buf != NULL) + { + // copy old positions into new buffer + LLVector4a::memcpyNonAliased16((F32*)mPositions, (F32*)old_buf, old_vsize); - //tex coords - LLVector4a::memcpyNonAliased16((F32*) mTexCoords, (F32*) (old_buf+mNumVertices*2), old_tc_size); + // normals + LLVector4a::memcpyNonAliased16((F32*)mNormals, (F32*)(old_buf + mNumVertices), old_vsize); - //just clear tangents - ll_aligned_free_16(mTangents); - mTangents = NULL; + // tex coords + LLVector4a::memcpyNonAliased16((F32*)mTexCoords, (F32*)(old_buf + mNumVertices * 2), old_tc_size); + } + + // just clear tangents + ll_aligned_free_16(mTangents); + mTangents = NULL; ll_aligned_free<64>(old_buf); mNumAllocatedVertices = new_verts; |