diff options
Diffstat (limited to 'source/blender/makesdna/DNA_object_force.h')
| -rw-r--r-- | source/blender/makesdna/DNA_object_force.h | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/source/blender/makesdna/DNA_object_force.h b/source/blender/makesdna/DNA_object_force.h index 71988d10ecf..59acefeffe4 100644 --- a/source/blender/makesdna/DNA_object_force.h +++ b/source/blender/makesdna/DNA_object_force.h @@ -127,6 +127,87 @@ typedef struct EffectorWeights { /* EffectorWeights->flag */ #define EFF_WEIGHT_DO_HAIR 1 +/* Point cache file data types: + * - used as (1<<flag) so poke jahka if you reach the limit of 15 + * - to add new data types update: + * * BKE_ptcache_data_size() + * * ptcache_file_init_pointers() + */ +#define BPHYS_DATA_INDEX 0 +#define BPHYS_DATA_LOCATION 1 +#define BPHYS_DATA_SMOKE_LOW 1 +#define BPHYS_DATA_VELOCITY 2 +#define BPHYS_DATA_SMOKE_HIGH 2 +#define BPHYS_DATA_ROTATION 3 +#define BPHYS_DATA_DYNAMICPAINT 3 +#define BPHYS_DATA_AVELOCITY 4 /* used for particles */ +#define BPHYS_DATA_XCONST 4 /* used for cloth */ +#define BPHYS_DATA_SIZE 5 +#define BPHYS_DATA_TIMES 6 +#define BPHYS_DATA_BOIDS 7 + +#define BPHYS_TOT_DATA 8 + +#define BPHYS_EXTRA_FLUID_SPRINGS 1 + +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]; /* BPHYS_TOT_DATA */ + void *cur[8]; /* BPHYS_TOT_DATA */ + + struct ListBase extradata; +} PTCacheMem; + +typedef struct PointCache { + struct PointCache *next, *prev; + int flag; /* generic flag */ + + int step; /* The number of frames between cached frames. + * This should probably be an upper bound for a per point adaptive step in the future, + * buf for now it's the same for all points. Without adaptivity this can effect the perceived + * simulation quite a bit though. If for example particles are colliding with a horizontal + * plane (with high damping) they quickly come to a stop on the plane, however there are still + * forces acting on the particle (gravity and collisions), so the particle velocity isn't necessarily + * zero for the whole duration of the frame even if the particle seems stationary. If all simulation + * frames aren't cached (step > 1) these velocities are interpolated into movement for the non-cached + * frames. The result will look like the point is oscillating around the collision location. So for + * now cache step should be set to 1 for accurate reproduction of collisions. + */ + + int simframe; /* current frame of simulation (only if SIMULATION_VALID) */ + int startframe; /* simulation start frame */ + int endframe; /* simulation end frame */ + int editframe; /* frame being edited (runtime only) */ + int last_exact; /* last exact frame that's cached */ + int last_valid; /* used for editing cache - what is the last baked frame */ + int pad; + + /* for external cache files */ + int totpoint; /* number of cached points */ + int index; /* modifier stack index */ + short compression, rt; + + char name[64]; + char prev_name[64]; + char info[64]; + char path[1024]; /* file path, 1024 = FILE_MAX */ + char *cached_frames; /* array of length endframe-startframe+1 with flags to indicate cached frames */ + /* can be later used for other per frame flags too if needed */ + struct ListBase mem_cache; + + struct PTCacheEdit *edit; + void (*free_edit)(struct PTCacheEdit *edit); /* free callback */ +} PointCache; + typedef struct SBVertex { float vec[4]; } SBVertex; @@ -255,6 +336,9 @@ typedef struct SoftBody { float shearstiff; float inpush; + struct PointCache *pointcache; + struct ListBase ptcaches; + struct Group *collision_group; struct EffectorWeights *effector_weights; @@ -310,6 +394,31 @@ typedef struct SoftBody { #define PFIELD_Z_POS 1 #define PFIELD_Z_NEG 2 +/* pointcache->flag */ +#define PTCACHE_BAKED 1 +#define PTCACHE_OUTDATED 2 +#define PTCACHE_SIMULATION_VALID 4 +#define PTCACHE_BAKING 8 +//#define PTCACHE_BAKE_EDIT 16 +//#define PTCACHE_BAKE_EDIT_ACTIVE 32 +#define PTCACHE_DISK_CACHE 64 +//#define PTCACHE_QUICK_CACHE 128 /* removed since 2.64 - [#30974], could be added back in a more useful way */ +#define PTCACHE_FRAMES_SKIPPED 256 +#define PTCACHE_EXTERNAL 512 +#define PTCACHE_READ_INFO 1024 +/* don't use the filename of the blendfile the data is linked from (write a local cache) */ +#define PTCACHE_IGNORE_LIBPATH 2048 +/* high resolution cache is saved for smoke for backwards compatibility, so set this flag to know it's a "fake" cache */ +#define PTCACHE_FAKE_SMOKE (1<<12) +#define PTCACHE_IGNORE_CLEAR (1<<13) + +/* PTCACHE_OUTDATED + PTCACHE_FRAMES_SKIPPED */ +#define PTCACHE_REDO_NEEDED 258 + +#define PTCACHE_COMPRESS_NO 0 +#define PTCACHE_COMPRESS_LZO 1 +#define PTCACHE_COMPRESS_LZMA 2 + /* ob->softflag */ #define OB_SB_ENABLE 1 /* deprecated, use modifier */ #define OB_SB_GOAL 2 |