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/**
* bmesh_private.h jan 2007
*
* Private function prototypes for bmesh public API.
* This file is a grab-bag of functions from various
* parts of the bmesh internals.
*
*
* $Id: BKE_bmesh.h,v 1.00 2007/01/17 17:42:01 Briggs Exp $
*
* ***** 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. The Blender
* Foundation also sells licenses for use in proprietary software under
* the Blender License. See http://www.blender.org/BL/ for information
* about this.
*
* 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) 2004 Blender Foundation.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): Geoffrey Bantle.
*
* ***** END GPL LICENSE BLOCK *****
*/
#ifndef BMESH_PRIVATE_H
#define BMESH_PRIVATE_H
#include "bmesh.h"
struct Link;
struct BMLoop;
/*returns positive nonzero on error*/
int bmesh_check_element(BMesh *bm, void *element, int type);
#define CHECK_ELEMENT(bm, el) \
if (bmesh_check_element(bm, el, ((BMHeader*)el)->type))\
printf("check_element failure, with code %i on line %i in file\n \"%s\"\n\n", bmesh_check_element(bm, el, ((BMHeader*)el)->type), __LINE__, __FILE__);
#define bm_get_edge_link(e, v) (Link*)((v) == ((BMEdge*)(e))->v1 ? &(((BMEdge*)(e))->dlink1) : &(((BMEdge*)(e))->dlink2))
int bmesh_radial_length(struct BMLoop *l);
int bmesh_disk_count(BMVert *v);
/*start/stop edit*/
void bmesh_begin_edit(struct BMesh *bm);
void bmesh_end_edit(struct BMesh *bm, int flag);
/*internal selection flushing*/
void bmesh_selectmode_flush(struct BMesh *bm);
/*internal filter API*/
void *bmesh_get_filter_callback(int type);
int bmesh_get_filter_argtype(int type);
/*system flag access*/
void bmesh_set_sysflag(struct BMHeader *element, int flag);
void bmesh_clear_sysflag(struct BMHeader *element, int flag);
int bmesh_test_sysflag(struct BMHeader *element, int flag);
/*NOTE: ensure different parts of the API do not conflict
on using these internal flags!*/
#define _FLAG_JF 1 /*join faces*/
#define _FLAG_SF 2 /*split faces*/
#define _FLAG_MF 4 /*make face*/
#define bmesh_api_setflag(element, f) (((BMHeader*)(element))->flags[0].pflag |= (f))
#define bmesh_api_getflag(element, f) (((BMHeader*)(element))->flags[0].pflag & (f))
#define bmesh_api_clearflag(element, f) (((BMHeader*)(element))->flags[0].pflag &= ~(f))
/*Polygon Utilities ? FIXME... where do these each go?*/
/*newedgeflag sets a flag layer flag, obviously not the header flag.*/
void BM_Triangulate_Face(BMesh *bm, BMFace *f, float (*projectverts)[3],
int newedgeflag, int newfaceflag, BMFace **newfaces);
void bmesh_update_face_normal(struct BMesh *bm, struct BMFace *f,
float (*projectverts)[3]);
void compute_poly_plane(float (*verts)[3], int nverts);
void poly_rotate_plane(float normal[3], float (*verts)[3], int nverts);
void bmesh_flip_normal(struct BMesh *bm, struct BMFace *f);
/*Error reporting. Shouldnt be called by tools ever.*/
void BME_error(void);
BMEdge *bmesh_disk_next(BMEdge *e, BMVert *v);
BMEdge *bmesh_disk_prev(BMEdge *e, BMVert *v);
/*include the rest of our private declarations*/
#include "bmesh_structure.h"
#include "bmesh_operators_private.h"
#endif
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