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Diffstat (limited to 'source/blender/blenkernel/BKE_softbody.h')
-rw-r--r-- | source/blender/blenkernel/BKE_softbody.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/source/blender/blenkernel/BKE_softbody.h b/source/blender/blenkernel/BKE_softbody.h new file mode 100644 index 00000000000..77a68317818 --- /dev/null +++ b/source/blender/blenkernel/BKE_softbody.h @@ -0,0 +1,72 @@ +/** + * BKE_softbody.h + * + * $Id: BKE_softbody.h + * + * ***** BEGIN GPL/BL DUAL 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) Blender Foundation. + * All rights reserved. + * + * The Original Code is: all of this file. + * + * Contributor(s): none yet. + * + * ***** END GPL/BL DUAL LICENSE BLOCK ***** + */ +#ifndef BKE_SOFTBODY_H +#define BKE_SOFTBODY_H + +typedef struct BodyPoint { + float orig[3], pos[3], vec[3], force[3]; + float weight, goal; +} BodyPoint; + +typedef struct BodySpring { + int v1, v2; + float len, strength; +} BodySpring; + +typedef struct SoftBody { + int totpoint, totspring; + + BodyPoint *bpoint; + BodySpring *bspring; + + float ctime; // last time calculated +} SoftBody; + +/* temporal data, nothing saved in file */ +extern void free_softbody(SoftBody *sb); + +/* makes totally fresh start situation */ +extern void object_to_softbody(Object *ob); + +/* copy original (but new) situation in softbody, as result of matrices or deform */ +void object_update_softbody(Object *ob); + +/* copies softbody result back to object (in displist) */ +extern void softbody_to_object(Object *ob); + +/* go one step in simulation */ +extern void object_softbody_step(Object *ob, float ctime); + +#endif + |