diff options
| author | Graham Madarasz <graham@lindenlab.com> | 2013-03-06 09:09:07 -0800 |
|---|---|---|
| committer | Graham Madarasz <graham@lindenlab.com> | 2013-03-06 09:09:07 -0800 |
| commit | 1816582b929737f92ee68a1422e3be4e7c02f542 (patch) | |
| tree | 809bb12dee585f117ef97ea85976d84a4e016efa /indra/llprimitive/llmodel.cpp | |
| parent | eda81f68ca1b337164a94e89f42e53fe76c0e381 (diff) | |
Fix crashes from using single alloc for pos/norm/tc in volume face data fighting with old free call in model loading code
Diffstat (limited to 'indra/llprimitive/llmodel.cpp')
| -rw-r--r-- | indra/llprimitive/llmodel.cpp | 31 |
1 files changed, 18 insertions, 13 deletions
diff --git a/indra/llprimitive/llmodel.cpp b/indra/llprimitive/llmodel.cpp index 5ed05e2201..8f0120b064 100644 --- a/indra/llprimitive/llmodel.cpp +++ b/indra/llprimitive/llmodel.cpp @@ -194,6 +194,9 @@ LLModel::EModelStatus load_face_from_dom_triangles(std::vector<LLVolumeFace>& fa cv.setPosition(LLVector4a(v[idx[i+pos_offset]*3+0], v[idx[i+pos_offset]*3+1], v[idx[i+pos_offset]*3+2])); + + if (!cv.getPosition().isFinite3()) + return LLModel::BAD_ELEMENT; } if (tc_source) @@ -207,6 +210,8 @@ LLModel::EModelStatus load_face_from_dom_triangles(std::vector<LLVolumeFace>& fa cv.setNormal(LLVector4a(n[idx[i+norm_offset]*3+0], n[idx[i+norm_offset]*3+1], n[idx[i+norm_offset]*3+2])); + if (!cv.getNormal().isFinite3()) + return LLModel::BAD_ELEMENT; } BOOL found = FALSE; @@ -261,13 +266,13 @@ LLModel::EModelStatus load_face_from_dom_triangles(std::vector<LLVolumeFace>& fa LLVolumeFace& new_face = *face_list.rbegin(); if (!norm_source) { - ll_aligned_free_16(new_face.mNormals); + //ll_aligned_free_16(new_face.mNormals); new_face.mNormals = NULL; } if (!tc_source) { - ll_aligned_free_16(new_face.mTexCoords); + //ll_aligned_free_16(new_face.mTexCoords); new_face.mTexCoords = NULL; } @@ -292,13 +297,13 @@ LLModel::EModelStatus load_face_from_dom_triangles(std::vector<LLVolumeFace>& fa LLVolumeFace& new_face = *face_list.rbegin(); if (!norm_source) { - ll_aligned_free_16(new_face.mNormals); + //ll_aligned_free_16(new_face.mNormals); new_face.mNormals = NULL; } if (!tc_source) { - ll_aligned_free_16(new_face.mTexCoords); + //ll_aligned_free_16(new_face.mTexCoords); new_face.mTexCoords = NULL; } } @@ -480,13 +485,13 @@ LLModel::EModelStatus load_face_from_dom_polylist(std::vector<LLVolumeFace>& fac LLVolumeFace& new_face = *face_list.rbegin(); if (!norm_source) { - ll_aligned_free_16(new_face.mNormals); + //ll_aligned_free_16(new_face.mNormals); new_face.mNormals = NULL; } if (!tc_source) { - ll_aligned_free_16(new_face.mTexCoords); + //ll_aligned_free_16(new_face.mTexCoords); new_face.mTexCoords = NULL; } @@ -514,13 +519,13 @@ LLModel::EModelStatus load_face_from_dom_polylist(std::vector<LLVolumeFace>& fac LLVolumeFace& new_face = *face_list.rbegin(); if (!norm_source) { - ll_aligned_free_16(new_face.mNormals); + //ll_aligned_free_16(new_face.mNormals); new_face.mNormals = NULL; } if (!tc_source) { - ll_aligned_free_16(new_face.mTexCoords); + //ll_aligned_free_16(new_face.mTexCoords); new_face.mTexCoords = NULL; } } @@ -730,13 +735,13 @@ LLModel::EModelStatus load_face_from_dom_polygons(std::vector<LLVolumeFace>& fac LLVolumeFace& new_face = *face_list.rbegin(); if (!n) { - ll_aligned_free_16(new_face.mNormals); + //ll_aligned_free_16(new_face.mNormals); new_face.mNormals = NULL; } if (!t) { - ll_aligned_free_16(new_face.mTexCoords); + //ll_aligned_free_16(new_face.mTexCoords); new_face.mTexCoords = NULL; } } @@ -1036,7 +1041,7 @@ void LLModel::setVolumeFaceData( } else { - ll_aligned_free_16(face.mNormals); + //ll_aligned_free_16(face.mNormals); face.mNormals = NULL; } @@ -1047,7 +1052,7 @@ void LLModel::setVolumeFaceData( } else { - ll_aligned_free_16(face.mTexCoords); + //ll_aligned_free_16(face.mTexCoords); face.mTexCoords = NULL; } @@ -1246,7 +1251,7 @@ void LLModel::generateNormals(F32 angle_cutoff) } else { - ll_aligned_free_16(new_face.mTexCoords); + //ll_aligned_free_16(new_face.mTexCoords); new_face.mTexCoords = NULL; } |