DNA_pointcache_types.h

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/* SPDX-FileCopyrightText: 2023 Blender Authors
 *
 * SPDX-License-Identifier: GPL-2.0-or-later */

 
#pragma once
 
#include "DNA_listBase.h"

enum {
  BPHYS_DATA_INDEX = 0,
  BPHYS_DATA_LOCATION = 1,
  BPHYS_DATA_SMOKE_LOW = 1,
  BPHYS_DATA_VELOCITY = 2,
  BPHYS_DATA_SMOKE_HIGH = 2,
  BPHYS_DATA_ROTATION = 3,
  BPHYS_DATA_DYNAMICPAINT = 3,
  BPHYS_DATA_AVELOCITY = 4, /* Used for particles. */
  BPHYS_DATA_XCONST = 4,    /* Used for cloth. */
  BPHYS_DATA_SIZE = 5,
  BPHYS_DATA_TIMES = 6,
  BPHYS_DATA_BOIDS = 7,
 
#define BPHYS_TOT_DATA 8
};
 
enum {
  BPHYS_EXTRA_FLUID_SPRINGS = 1,
  BPHYS_EXTRA_CLOTH_ACCELERATION = 2,
};
 
typedef struct PTCacheExtra {
  struct PTCacheExtra *next, *prev;
  unsigned int type, totdata;
  void *data;
} PTCacheExtra;
 
typedef struct PTCacheMem {
  struct PTCacheMem *next, *prev;
  unsigned int frame, totpoint;
  unsigned int data_types, flag;

  void *data[8];
 
  struct ListBase extradata;
} PTCacheMem;
 
typedef struct PointCache {
  struct PointCache *next, *prev;
  int flag;

  int step;

  int simframe;
  int startframe;
  int endframe;
  int editframe;
  int last_exact;
  int last_valid;
  char _pad[4];
 
  /* for external cache files */
  int totpoint;
  int index;
  short compression;
  char _pad0[2];
 
  char name[64];
  char prev_name[64];
  char info[128];
  char path[/*FILE_MAX*/ 1024];

  char *cached_frames;
  int cached_frames_len;
  char _pad1[4];
 
  struct ListBase mem_cache;
 
  struct PTCacheEdit *edit;
  void (*free_edit)(struct PTCacheEdit *edit);
} PointCache;

enum {
  PTCACHE_BAKED = 1 << 0,
  PTCACHE_OUTDATED = 1 << 1,
  PTCACHE_SIMULATION_VALID = 1 << 2,
  PTCACHE_BAKING = 1 << 3,
  //  PTCACHE_BAKE_EDIT = 1 << 4,
  //  PTCACHE_BAKE_EDIT_ACTIVE = 1 << 5,
  PTCACHE_DISK_CACHE = 1 << 6,
  /* removed since 2.64 - #30974, could be added back in a more useful way */
  //  PTCACHE_QUICK_CACHE = 1 << 7,
  PTCACHE_FRAMES_SKIPPED = 1 << 8,
  PTCACHE_EXTERNAL = 1 << 9,
  PTCACHE_READ_INFO = 1 << 10,
  PTCACHE_IGNORE_LIBPATH = 1 << 11,
  PTCACHE_FAKE_SMOKE = 1 << 12,
  PTCACHE_IGNORE_CLEAR = 1 << 13,
 
  PTCACHE_FLAG_INFO_DIRTY = 1 << 14,
 
  PTCACHE_REDO_NEEDED = PTCACHE_OUTDATED | PTCACHE_FRAMES_SKIPPED,
  PTCACHE_FLAGS_COPY = PTCACHE_DISK_CACHE | PTCACHE_EXTERNAL | PTCACHE_IGNORE_LIBPATH,
};

typedef enum PointCacheCompression {
  PTCACHE_COMPRESS_NO = 0,
  PTCACHE_COMPRESS_LZO_DEPRECATED = 1,  /* Removed in 5.0. */
  PTCACHE_COMPRESS_LZMA_DEPRECATED = 2, /* Removed in 5.0. */
  PTCACHE_COMPRESS_ZSTD_FILTERED = 3,
  PTCACHE_COMPRESS_ZSTD_FAST_DEPRECATED = 4, /* Used only during 5.0 alpha. */
  PTCACHE_COMPRESS_ZSTD_SLOW_DEPRECATED = 8, /* Used only during 5.0 alpha. */
} PointCacheCompression;