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Diffstat (limited to 'source/blender/bmesh/bmesh_class.h')
| -rw-r--r-- | source/blender/bmesh/bmesh_class.h | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/source/blender/bmesh/bmesh_class.h b/source/blender/bmesh/bmesh_class.h new file mode 100644 index 00000000000..30c3b627628 --- /dev/null +++ b/source/blender/bmesh/bmesh_class.h @@ -0,0 +1,166 @@ +/** + * bmesh_class.h september 2010 + * + * BMesh API. + * + * $Id: $ + * + * ***** 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. + * + * Contributor(s): Geoffrey Bantle, Levi Schooley, Joseph Eagar. + * + * ***** END GPL LICENSE BLOCK ***** + */ + +#ifndef _BMESH_CLASS_H +#define _BMESH_CLASS_H + +/*bmesh data structures*/ + +#include "DNA_listBase.h" + +#include "BKE_utildefines.h" +#include "BLI_utildefines.h" + +struct BMesh; +struct BMVert; +struct BMEdge; +struct BMLoop; +struct BMFace; +struct BMVert; +struct BMEdge; +struct BMLoop; +struct BMFace; +struct BMLayerType; +struct BMSubClassLayer; +struct BMFlagLayer; +struct BLI_mempool; +struct Object; + +/*note: it is very important for BMHeader to start with two + pointers. this is a requirement of mempool's method of + iteration. +*/ +typedef struct BMHeader { + void *data; /*customdata layers*/ + struct BMFlagLayer *flags; + short type; /*element geometric type (verts/edges/loops/faces)*/ + short flag; /*this would be a CD layer, see below*/ + int index; /*note: use BM_GetIndex/SetIndex macros for index*/ +} BMHeader; + +/*note: need some way to specify custom locations for custom data layers. so we can +make them point directly into structs. and some way to make it only happen to the +active layer, and properly update when switching active layers.*/ + +typedef struct BMVert { + BMHeader head; + float co[3]; + float no[3]; + struct BMEdge *e; +} BMVert; + +typedef struct BMEdge { + BMHeader head; + struct BMVert *v1, *v2; + struct BMLoop *l; + + /*disk cycle pointers*/ + struct { + struct BMEdge *next, *prev; + } dlink1; + struct { + struct BMEdge *next, *prev; + } dlink2; +} BMEdge; + +typedef struct BMLoop { + BMHeader head; + struct BMVert *v; + struct BMEdge *e; + struct BMFace *f; + + struct BMLoop *radial_next, *radial_prev; + + /*private variables*/ + struct BMLoop *next, *prev; /*won't be able to use listbase API, ger, due to head*/\ + int _index; /*used for sorting during tesselation*/ +} BMLoop; + +typedef struct BMLoopList { + struct BMLoopList *next, *prev; + struct BMLoop *first, *last; +} BMLoopList; + +typedef struct BMFace { + BMHeader head; + int len; /*includes all boundary loops*/\ + int totbounds; /*total boundaries, is one plus the number of holes in the face*/\ + ListBase loops; + float no[3]; /*yes, we do store this here*/\ + short mat_nr; +} BMFace; + +typedef struct BMFlagLayer { + short f, pflag; /*flags*/ + int index; /*generic index*/ +} BMFlagLayer; + +typedef struct BMesh { + int totvert, totedge, totloop, totface; + int totvertsel, totedgesel, totfacesel; + + /*element pools*/ + struct BLI_mempool *vpool, *epool, *lpool, *fpool; + + /*operator api stuff*/ + struct BLI_mempool *toolflagpool; + int stackdepth; + struct BMOperator *currentop; + + CustomData vdata, edata, ldata, pdata; + + struct BLI_mempool *looplistpool; + + /*should be copy of scene select mode*/ + int selectmode; + + /*ID of the shape key this bmesh came from*/ + int shapenr; + + int walkers, totflags; + ListBase selected, error_stack; + + BMFace *act_face; + + ListBase errorstack; + struct Object *ob; /*owner object*/ + + int opflag; /*current operator flag*/ +} BMesh; + +BMFace *BM_Copy_Face(BMesh *bm, BMFace *f, int copyedges, int copyverts); + +#define BM_VERT 1 +#define BM_EDGE 2 +#define BM_LOOP 4 +#define BM_FACE 8 + +#endif /* _BMESH_CLASS_H */ |