diff options
Diffstat (limited to 'indra/llmath/llvolumeoctree.cpp')
| -rw-r--r-- | indra/llmath/llvolumeoctree.cpp | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/indra/llmath/llvolumeoctree.cpp b/indra/llmath/llvolumeoctree.cpp index 341b9a6465..71288daa89 100644 --- a/indra/llmath/llvolumeoctree.cpp +++ b/indra/llmath/llvolumeoctree.cpp @@ -27,7 +27,7 @@ #include "llvolumeoctree.h" #include "llvector4a.h" -BOOL LLLineSegmentBoxIntersect(const LLVector4a& start, const LLVector4a& end, const LLVector4a& center, const LLVector4a& size) +bool LLLineSegmentBoxIntersect(const LLVector4a& start, const LLVector4a& end, const LLVector4a& center, const LLVector4a& size) { LLVector4a fAWdU; LLVector4a dir; @@ -71,10 +71,9 @@ BOOL LLLineSegmentBoxIntersect(const LLVector4a& start, const LLVector4a& end, c grt = f.greaterThan(rhs).getGatheredBits(); - return (grt & 0x7) ? false : true; + return (grt & 0x7) == 0; } - LLVolumeOctreeListener::LLVolumeOctreeListener(LLOctreeNode<LLVolumeTriangle, LLVolumeTriangle*>* node) { node->addListener(this); @@ -114,7 +113,7 @@ void LLOctreeTriangleRayIntersect::traverse(const LLOctreeNode<LLVolumeTriangle, if (LLLineSegmentBoxIntersect(mStart, mEnd, vl->mBounds[0], vl->mBounds[1])) { node->accept(this); - for (S32 i = 0; i < node->getChildCount(); ++i) + for (U32 i = 0; i < node->getChildCount(); ++i) { traverse(node->getChild(i)); } @@ -152,7 +151,7 @@ void LLOctreeTriangleRayIntersect::visit(const LLOctreeNode<LLVolumeTriangle, LL U32 idx1 = tri->mIndex[1]; U32 idx2 = tri->mIndex[2]; - if (mTexCoord != NULL) + if (mTexCoord != NULL && mFace->mTexCoords) { LLVector2* tc = (LLVector2*) mFace->mTexCoords; *mTexCoord = ((1.f - a - b) * tc[idx0] + @@ -161,7 +160,7 @@ void LLOctreeTriangleRayIntersect::visit(const LLOctreeNode<LLVolumeTriangle, LL } - if (mNormal != NULL) + if (mNormal != NULL && mFace->mNormals) { LLVector4a* norm = mFace->mNormals; @@ -181,7 +180,7 @@ void LLOctreeTriangleRayIntersect::visit(const LLOctreeNode<LLVolumeTriangle, LL *mNormal = n1; } - if (mTangent != NULL) + if (mTangent != NULL && mFace->mTangents) { LLVector4a* tangents = mFace->mTangents; |