diff options
Diffstat (limited to 'indra/llmath/llvolumeoctree.cpp')
| -rw-r--r-- | indra/llmath/llvolumeoctree.cpp | 61 |
1 files changed, 59 insertions, 2 deletions
diff --git a/indra/llmath/llvolumeoctree.cpp b/indra/llmath/llvolumeoctree.cpp index 194b1faf81..cb6211f63c 100644 --- a/indra/llmath/llvolumeoctree.cpp +++ b/indra/llmath/llvolumeoctree.cpp @@ -126,8 +126,8 @@ void LLOctreeTriangleRayIntersect::traverse(const LLOctreeNode<LLVolumeTriangle> const F32* center = vl->mBounds[0].getF32(); const F32* size = vl->mBounds[1].getF32();*/ - //if (LLLineSegmentBoxIntersect(mStart.getF32(), mEnd.getF32(), vl->mBounds[0].getF32(), vl->mBounds[1].getF32())) - if (LLLineSegmentBoxIntersect(mStart, mEnd, vl->mBounds[0], vl->mBounds[1])) + //if (LLLineSegmentBoxIntersect(mStart, mEnd, vl->mBounds[0], vl->mBounds[1])) + if (LLLineSegmentBoxIntersect(mStart.getF32ptr(), mEnd.getF32ptr(), vl->mBounds[0].getF32ptr(), vl->mBounds[1].getF32ptr())) { node->accept(this); for (S32 i = 0; i < node->getChildCount(); ++i) @@ -206,3 +206,60 @@ const F32& LLVolumeTriangle::getBinRadius() const } +//TEST CODE + +void LLVolumeOctreeValidate::visit(const LLOctreeNode<LLVolumeTriangle>* branch) +{ + LLVolumeOctreeListener* node = (LLVolumeOctreeListener*) branch->getListener(0); + + //make sure bounds matches extents + LLVector4a& min = node->mExtents[0]; + LLVector4a& max = node->mExtents[1]; + + LLVector4a& center = node->mBounds[0]; + LLVector4a& size = node->mBounds[1]; + + LLVector4a test_min, test_max; + test_min.setSub(center, size); + test_max.setAdd(center, size); + + if (!test_min.equals3(min, 0.001f) || + !test_max.equals3(max, 0.001f)) + { + llerrs << "Bad bounding box data found." << llendl; + } + + test_min.sub(LLVector4a(0.001f)); + test_max.add(LLVector4a(0.001f)); + + for (U32 i = 0; i < branch->getChildCount(); ++i) + { + LLVolumeOctreeListener* child = (LLVolumeOctreeListener*) branch->getChild(i)->getListener(0); + + //make sure all children fit inside this node + if (child->mExtents[0].lessThan(test_min).areAnySet(LLVector4Logical::MASK_XYZ) || + child->mExtents[1].greaterThan(test_max).areAnySet(LLVector4Logical::MASK_XYZ)) + { + llerrs << "Child protrudes from bounding box." << llendl; + } + } + + //children fit, check data + for (LLOctreeNode<LLVolumeTriangle>::const_element_iter iter = branch->getData().begin(); + iter != branch->getData().end(); ++iter) + { + const LLVolumeTriangle* tri = *iter; + + //validate triangle + for (U32 i = 0; i < 3; i++) + { + if (tri->mV[i]->greaterThan(test_max).areAnySet(LLVector4Logical::MASK_XYZ) || + tri->mV[i]->lessThan(test_min).areAnySet(LLVector4Logical::MASK_XYZ)) + { + llerrs << "Triangle protrudes from node." << llendl; + } + } + } +} + + |