diff options
Diffstat (limited to 'source/blender/blenlib/intern/BLI_kdopbvh.c')
| -rw-r--r-- | source/blender/blenlib/intern/BLI_kdopbvh.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/source/blender/blenlib/intern/BLI_kdopbvh.c b/source/blender/blenlib/intern/BLI_kdopbvh.c index f126c5a977b..0f90ad3a490 100644 --- a/source/blender/blenlib/intern/BLI_kdopbvh.c +++ b/source/blender/blenlib/intern/BLI_kdopbvh.c @@ -1076,6 +1076,25 @@ float BLI_bvhtree_get_epsilon(const BVHTree *tree) return tree->epsilon; } +/** + * This function returns the bounding box of the BVH tree. + */ +void BLI_bvhtree_get_bounding_box(BVHTree *tree, float r_bb_min[3], float r_bb_max[3]) +{ + BVHNode *root = tree->nodes[tree->totleaf]; + if (root != NULL) { + const float bb_min[3] = {root->bv[0], root->bv[2], root->bv[4]}; + const float bb_max[3] = {root->bv[1], root->bv[3], root->bv[5]}; + copy_v3_v3(r_bb_min, bb_min); + copy_v3_v3(r_bb_max, bb_max); + } + else { + BLI_assert(false); + zero_v3(r_bb_min); + zero_v3(r_bb_max); + } +} + /** \} */ /* -------------------------------------------------------------------- */ |