diff options
Diffstat (limited to 'source/blender/blenkernel/intern/pointcache.c')
| -rw-r--r-- | source/blender/blenkernel/intern/pointcache.c | 70 |
1 files changed, 58 insertions, 12 deletions
diff --git a/source/blender/blenkernel/intern/pointcache.c b/source/blender/blenkernel/intern/pointcache.c index eb0601b413e..5408e57f10d 100644 --- a/source/blender/blenkernel/intern/pointcache.c +++ b/source/blender/blenkernel/intern/pointcache.c @@ -390,6 +390,48 @@ static int ptcache_particle_totwrite(void *psys_v, int cfra) return totwrite; } +static void ptcache_particle_extra_write(void *psys_v, PTCacheMem *pm, int UNUSED(cfra)) +{ + ParticleSystem *psys = psys_v; + PTCacheExtra *extra = NULL; + + if(psys->part->phystype == PART_PHYS_FLUID && + psys->part->fluid && psys->part->fluid->flag & SPH_VISCOELASTIC_SPRINGS && + psys->tot_fluidsprings && psys->fluid_springs) { + + extra = MEM_callocN(sizeof(PTCacheExtra), "Point cache: fluid extra data"); + + extra->type = BPHYS_EXTRA_FLUID_SPRINGS; + extra->totdata = psys->tot_fluidsprings; + + extra->data = MEM_callocN(extra->totdata * ptcache_extra_datasize[extra->type], "Point cache: extra data"); + memcpy(extra->data, psys->fluid_springs, extra->totdata * ptcache_extra_datasize[extra->type]); + + BLI_addtail(&pm->extradata, extra); + } +} + +static int ptcache_particle_extra_read(void *psys_v, PTCacheMem *pm, float UNUSED(cfra)) +{ + ParticleSystem *psys = psys_v; + PTCacheExtra *extra = pm->extradata.first; + + for(; extra; extra=extra->next) { + switch(extra->type) { + case BPHYS_EXTRA_FLUID_SPRINGS: + { + if(psys->fluid_springs) + MEM_freeN(psys->fluid_springs); + + psys->fluid_springs = MEM_dupallocN(extra->data); + psys->tot_fluidsprings = psys->alloc_fluidsprings = extra->totdata; + break; + } + } + } + return 1; +} + /* Cloth functions */ static int ptcache_cloth_write(int index, void *cloth_v, void **data, int UNUSED(cfra)) { @@ -667,6 +709,10 @@ void BKE_ptcache_id_from_particles(PTCacheID *pid, Object *ob, ParticleSystem *p if(psys->part->phystype == PART_PHYS_BOIDS) pid->data_types|= (1<<BPHYS_DATA_AVELOCITY) | (1<<BPHYS_DATA_ROTATION) | (1<<BPHYS_DATA_BOIDS); + else if(psys->part->phystype == PART_PHYS_FLUID && psys->part->fluid && psys->part->fluid->flag & SPH_VISCOELASTIC_SPRINGS) { + pid->write_extra_data = ptcache_particle_extra_write; + pid->read_extra_data = ptcache_particle_extra_read; + } if(psys->part->rotmode!=PART_ROT_VEL || psys->part->avemode!=PART_AVE_SPIN || psys->part->avefac!=0.0f) @@ -1261,9 +1307,13 @@ static void ptcache_extra_free(PTCacheMem *pm) { PTCacheExtra *extra = pm->extradata.first; - for(; extra; extra=extra->next) { - if(extra->data) - MEM_freeN(extra->data); + if(extra) { + for(; extra; extra=extra->next) { + if(extra->data) + MEM_freeN(extra->data); + } + + BLI_freelistN(&pm->extradata); } } static int ptcache_old_elemsize(PTCacheID *pid) @@ -1383,16 +1433,14 @@ static PTCacheMem *ptcache_disk_frame_to_mem(PTCacheID *pid, int cfra) extra->type = extratype; - ptcache_file_read(pf, &extra->flag, 1, sizeof(unsigned int)); ptcache_file_read(pf, &extra->totdata, 1, sizeof(unsigned int)); - ptcache_file_read(pf, &extra->datasize, 1, sizeof(unsigned int)); - extra->data = MEM_callocN(extra->totdata * extra->datasize, "Pointcache extradata->data"); + extra->data = MEM_callocN(extra->totdata * ptcache_extra_datasize[extra->type], "Pointcache extradata->data"); if(pf->flag & PTCACHE_TYPEFLAG_COMPRESS) - ptcache_file_compressed_read(pf, (unsigned char*)(extra->data), extra->totdata*extra->datasize); + ptcache_file_compressed_read(pf, (unsigned char*)(extra->data), extra->totdata*ptcache_extra_datasize[extra->type]); else - ptcache_file_read(pf, extra->data, extra->totdata, extra->datasize); + ptcache_file_read(pf, extra->data, extra->totdata, ptcache_extra_datasize[extra->type]); BLI_addtail(&pm->extradata, extra); } @@ -1475,18 +1523,16 @@ static int ptcache_mem_frame_to_disk(PTCacheID *pid, PTCacheMem *pm) continue; ptcache_file_write(pf, &extra->type, 1, sizeof(unsigned int)); - ptcache_file_write(pf, &extra->flag, 1, sizeof(unsigned int)); ptcache_file_write(pf, &extra->totdata, 1, sizeof(unsigned int)); - ptcache_file_write(pf, &extra->datasize, 1, sizeof(unsigned int)); if(pid->cache->compression) { - unsigned int in_len = extra->totdata * extra->datasize; + unsigned int in_len = extra->totdata * ptcache_extra_datasize[extra->type]; unsigned char *out = (unsigned char *)MEM_callocN(LZO_OUT_LEN(in_len)*4, "pointcache_lzo_buffer"); ptcache_file_compressed_write(pf, (unsigned char*)(extra->data), in_len, out, pid->cache->compression); MEM_freeN(out); } else { - ptcache_file_write(pf, extra->data, extra->totdata, extra->datasize); + ptcache_file_write(pf, extra->data, extra->totdata, ptcache_extra_datasize[extra->type]); } } } |