void BKE_cachefile_update_frame(Main *bmain, Scene *scene, const float ctime, const float fps)
{
CacheFile *cache_file;
char filename[FILE_MAX];
for (cache_file = bmain->cachefiles.first; cache_file; cache_file = cache_file->id.next) {
/* Execute drivers only, as animation has already been done. */
BKE_animsys_evaluate_animdata(scene, &cache_file->id, cache_file->adt, ctime, ADT_RECALC_DRIVERS);
if (!cache_file->is_sequence) {
continue;
}
const float time = BKE_cachefile_time_offset(cache_file, ctime, fps);
if (BKE_cachefile_filepath_get(bmain, cache_file, time, filename)) {
BKE_cachefile_clean(scene, cache_file);
#ifdef WITH_ALEMBIC
ABC_free_handle(cache_file->handle);
cache_file->handle = ABC_create_handle(filename, NULL);
#endif
}
}
}
static DerivedMesh *applyModifier(ModifierData *md, Object *ob,
DerivedMesh *dm,
ModifierApplyFlag flag)
{
#ifdef WITH_ALEMBIC
MeshSeqCacheModifierData *mcmd = (MeshSeqCacheModifierData *) md;
Scene *scene = md->scene;
const float frame = BKE_scene_frame_get(scene);
const float time = BKE_cachefile_time_offset(mcmd->cache_file, frame, FPS);
const char *err_str = NULL;
CacheFile *cache_file = mcmd->cache_file;
BKE_cachefile_ensure_handle(G.main, cache_file);
DerivedMesh *result = ABC_read_mesh(cache_file->handle,
ob,
dm,
mcmd->object_path,
time,
&err_str,
mcmd->read_flag);
if (err_str) {
modifier_setError(md, "%s", err_str);
}
return result ? result : dm;
UNUSED_VARS(flag);
#else
return dm;
UNUSED_VARS(md, ob, flag);
#endif
}
