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/*
*
* ***** 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 Blender Foundation.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): Campbell Barton <ideasman42@gmail.com>
*
* ***** END GPL LICENSE BLOCK *****
*/
#ifndef BKE_POINTCACHE_H
#define BKE_POINTCACHE_H
#include "DNA_ID.h"
/* Point cache clearing option, for BKE_ptcache_id_clear, before
* and after are non inclusive (they wont remove the cfra) */
#define PTCACHE_CLEAR_ALL 0
#define PTCACHE_CLEAR_FRAME 1
#define PTCACHE_CLEAR_BEFORE 2
#define PTCACHE_CLEAR_AFTER 3
/* Point cache reset options */
#define PTCACHE_RESET_DEPSGRAPH 0
#define PTCACHE_RESET_BAKED 1
#define PTCACHE_RESET_OUTDATED 2
/* Add the blendfile name after blendcache_ */
#define PTCACHE_EXT ".bphys"
#define PTCACHE_PATH "blendcache_"
/* File open options, for BKE_ptcache_file_open */
#define PTCACHE_FILE_READ 0
#define PTCACHE_FILE_WRITE 1
/* PTCacheID types */
#define PTCACHE_TYPE_SOFTBODY 0
#define PTCACHE_TYPE_PARTICLES 1
#define PTCACHE_TYPE_CLOTH 2
/* Structs */
struct Object;
struct SoftBody;
struct ParticleSystem;
struct ClothModifierData;
struct PointCache;
struct ListBase;
typedef struct PTCacheFile {
FILE *fp;
} PTCacheFile;
typedef struct PTCacheID {
struct PTCacheID *next, *prev;
struct Object *ob;
void *data;
int type;
int stack_index;
struct PointCache *cache;
} PTCacheID;
/* Creating ID's */
void BKE_ptcache_id_from_softbody(PTCacheID *pid, struct Object *ob, struct SoftBody *sb);
void BKE_ptcache_id_from_particles(PTCacheID *pid, struct Object *ob, struct ParticleSystem *psys);
void BKE_ptcache_id_from_cloth(PTCacheID *pid, struct Object *ob, struct ClothModifierData *clmd);
void BKE_ptcache_ids_from_object(struct ListBase *lb, struct Object *ob);
/* Global funcs */
void BKE_ptcache_remove(void);
/* ID specific functions */
void BKE_ptcache_id_clear(PTCacheID *id, int mode, int cfra);
int BKE_ptcache_id_exist(PTCacheID *id, int cfra);
int BKE_ptcache_id_reset(PTCacheID *id, int mode);
void BKE_ptcache_id_time(PTCacheID *pid, float cfra, int *startframe, int *endframe, float *timescale);
int BKE_ptcache_object_reset(struct Object *ob, int mode);
/* File reading/writing */
PTCacheFile *BKE_ptcache_file_open(PTCacheID *id, int mode, int cfra);
void BKE_ptcache_file_close(PTCacheFile *pf);
int BKE_ptcache_file_read_floats(PTCacheFile *pf, float *f, int tot);
int BKE_ptcache_file_write_floats(PTCacheFile *pf, float *f, int tot);
/* Continue physics */
void BKE_ptcache_set_continue_physics(int enable);
int BKE_ptcache_get_continue_physics(void);
/* Point Cache */
struct PointCache *BKE_ptcache_add(void);
void BKE_ptcache_free(struct PointCache *cache);
struct PointCache *BKE_ptcache_copy(struct PointCache *cache);
#endif
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