2011-10-25 18:17:26 +02:00
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/*
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* ***** BEGIN GPL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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*
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* The Original Code is: all of this file.
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*
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* Contributor(s): none yet.
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*
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* ***** END GPL LICENSE BLOCK *****
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*/
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2013-04-16 07:23:34 +02:00
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/** \file BKE_editmesh_bvh.h
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* \ingroup bke
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2011-10-25 18:17:26 +02:00
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*/
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2013-04-16 07:23:34 +02:00
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#ifndef __BKE_EDITMESH_BVH_H__
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#define __BKE_EDITMESH_BVH_H__
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2010-12-23 03:14:03 +01:00
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2009-10-07 23:19:58 +02:00
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struct BMEditMesh;
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2013-11-18 08:20:21 +01:00
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struct BMesh;
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2009-10-07 23:19:58 +02:00
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struct BMFace;
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struct BMVert;
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2013-11-18 08:20:21 +01:00
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struct BMLoop;
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2009-10-07 23:19:58 +02:00
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struct BMBVHTree;
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2010-09-25 03:54:58 +02:00
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struct BVHTree;
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2009-11-04 03:12:00 +01:00
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2009-10-07 23:19:58 +02:00
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typedef struct BMBVHTree BMBVHTree;
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2015-01-13 13:54:14 +01:00
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typedef bool (*BMBVHTree_FaceFilter)(struct BMFace *f, void *userdata);
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2014-07-30 08:48:20 +02:00
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BMBVHTree *BKE_bmbvh_new_from_editmesh(
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struct BMEditMesh *em, int flag,
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const float (*cos_cage)[3], const bool cos_cage_free);
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BMBVHTree *BKE_bmbvh_new_ex(
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struct BMesh *bm, struct BMLoop *(*looptris)[3], int looptris_tot, int flag,
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const float (*cos_cage)[3], const bool cos_cage_free,
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bool (*test_fn)(struct BMFace *, void *user_data), void *user_data);
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BMBVHTree *BKE_bmbvh_new(
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struct BMesh *bm, struct BMLoop *(*looptris)[3], int looptris_tot, int flag,
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const float (*cos_cage)[3], const bool cos_cage_free);
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2013-04-16 07:59:48 +02:00
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void BKE_bmbvh_free(BMBVHTree *tree);
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struct BVHTree *BKE_bmbvh_tree_get(BMBVHTree *tree);
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2015-01-13 13:54:14 +01:00
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struct BMFace *BKE_bmbvh_ray_cast(
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BMBVHTree *tree, const float co[3], const float dir[3], const float radius,
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float *r_dist, float r_hitout[3], float r_cagehit[3]);
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struct BMFace *BKE_bmbvh_ray_cast_filter(
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BMBVHTree *tree, const float co[3], const float dir[3], const float radius,
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float *r_dist, float r_hitout[3], float r_cagehit[3],
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BMBVHTree_FaceFilter filter, void *filter_cb);
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2014-02-02 16:46:45 +01:00
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/* find a vert closest to co in a sphere of radius dist_max */
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struct BMVert *BKE_bmbvh_find_vert_closest(BMBVHTree *tree, const float co[3], const float dist_max);
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2015-12-13 14:10:40 +01:00
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struct BMFace *BKE_bmbvh_find_face_closest(BMBVHTree *tree, const float co[3], const float dist_max);
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2009-10-07 23:19:58 +02:00
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2015-08-20 11:09:20 +02:00
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struct BVHTreeOverlap *BKE_bmbvh_overlap(const BMBVHTree *bmtree_a, const BMBVHTree *bmtree_b, unsigned int *r_overlap_tot);
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2013-04-16 07:59:48 +02:00
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/* BKE_bmbvh_new flag parameter */
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2012-04-18 18:27:11 +02:00
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enum {
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2013-04-18 03:20:04 +02:00
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BMBVH_RETURN_ORIG = (1 << 0), /* use with 'cos_cage', returns hits in relation to original geometry */
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BMBVH_RESPECT_SELECT = (1 << 1), /* restrict to hidden geometry (overrides BMBVH_RESPECT_HIDDEN) */
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BMBVH_RESPECT_HIDDEN = (1 << 2) /* omit hidden geometry */
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2012-04-18 18:27:11 +02:00
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};
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2011-08-30 03:59:33 +02:00
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2013-04-16 07:23:34 +02:00
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#endif /* __BKE_EDITMESH_BVH_H__ */
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