diff options
author | Daniel Genrich <daniel.genrich@gmx.net> | 2008-05-08 00:42:16 +0400 |
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committer | Daniel Genrich <daniel.genrich@gmx.net> | 2008-05-08 00:42:16 +0400 |
commit | a68c03e409e01285bee622b12313117012e486a8 (patch) | |
tree | c7b27a5a2fc80a3e5e71cbacc08cd35be121fb06 /source/blender/blenlib/BLI_kdopbvh.h | |
parent | 96408da81a8c8cd5cb737ed4236fc1386ce70c6e (diff) |
Reason of all this work: Commiting my work-in-progress on reviewed collision system (better + general access to kdop, uses less memory, put it into BLI_* namespace and usage defined like existing BLI_kdtree_*). Deleted old kdop.c
Diffstat (limited to 'source/blender/blenlib/BLI_kdopbvh.h')
-rw-r--r-- | source/blender/blenlib/BLI_kdopbvh.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/source/blender/blenlib/BLI_kdopbvh.h b/source/blender/blenlib/BLI_kdopbvh.h new file mode 100644 index 00000000000..51f87b26aaf --- /dev/null +++ b/source/blender/blenlib/BLI_kdopbvh.h @@ -0,0 +1,63 @@ +/** + * + * ***** BEGIN GPL LICENSE BLOCK ***** + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * + * The Original Code is Copyright (C) 2006 by NaN Holding BV. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): Daniel (Genscher) + * + * ***** END GPL LICENSE BLOCK ***** + */ + + +#ifndef BLI_KDOPBVH_H +#define BLI_KDOPBVH_H + +#include <float.h> + +struct BVHTree; +typedef struct BVHTree BVHTree; + +typedef struct BVHTreeOverlap { + int indexA; + int indexB; +} BVHTreeOverlap; + +BVHTree *BLI_bvhtree_new(int maxsize, float epsilon, char tree_type, char axis); +void BLI_bvhtree_free(BVHTree *tree); + +/* construct: first insert points, then call balance */ +int BLI_bvhtree_insert(BVHTree *tree, int index, float *co, int numpoints); +void BLI_bvhtree_balance(BVHTree *tree); + +/* update: first update points/nodes, then call update_tree to refit the bounding volumes */ +int BLI_bvhtree_update_node(BVHTree *tree, int index, float *co, float *co_moving, int numpoints); +void BLI_bvhtree_update_tree(BVHTree *tree); + +/* collision/overlap: check two trees if they overlap, alloc's *overlap with length of the int return value */ +BVHTreeOverlap *BLI_bvhtree_overlap(BVHTree *tree1, BVHTree *tree2, int *result); + +float BLI_bvhtree_getepsilon(BVHTree *tree); + +#endif // BLI_KDOPBVH_H + + + + |