def _walk_point_cache(ctx: ModifierContext, block_name: bytes,
bfile: blendfile.BlendFile,
pointcache: blendfile.BlendFileBlock, extension: bytes):
flag = pointcache[b'flag']
if flag & cdefs.PTCACHE_EXTERNAL:
path, field = pointcache.get(b'path', return_field=True)
log.info(' external cache at %s', path)
bpath = bpathlib.BlendPath(path)
yield result.BlockUsage(pointcache,
bpath,
path_full_field=field,
is_sequence=True,
block_name=block_name)
elif flag & cdefs.PTCACHE_DISK_CACHE:
# See ptcache_path() in pointcache.c
name, field = pointcache.get(b'name', return_field=True)
if not name:
# See ptcache_filename() in pointcache.c
idname = ctx.owner[b'id', b'name']
name = idname[2:].hex().upper().encode()
path = b'//%b%b/%b_*%b' % (
cdefs.PTCACHE_PATH, bfile.filepath.stem.encode(), name, extension)
log.info(' disk cache at %s', path)
bpath = bpathlib.BlendPath(path)
yield result.BlockUsage(pointcache,
bpath,
path_full_field=field,
is_sequence=True,
block_name=block_name)
def vector_font(
block: blendfile.BlendFileBlock) -> typing.Iterator[result.BlockUsage]:
"""Vector Font data blocks."""
path, field = block.get(b'name', return_field=True)
if path == b'<builtin>': # builtin font
return
yield result.BlockUsage(block, path, path_full_field=field)
def modifier_filepath(ctx: ModifierContext, modifier: blendfile.BlendFileBlock, block_name: bytes) \
-> typing.Iterator[result.BlockUsage]:
"""Just yield the 'filepath' field."""
path, field = modifier.get(b'filepath', return_field=True)
yield result.BlockUsage(modifier,
path,
path_full_field=field,
block_name=block_name)
def image(
block: blendfile.BlendFileBlock) -> typing.Iterator[result.BlockUsage]:
"""Image data blocks."""
# old files miss this
image_source = block.get(b'source', default=cdefs.IMA_SRC_FILE)
if image_source not in {
cdefs.IMA_SRC_FILE, cdefs.IMA_SRC_SEQUENCE, cdefs.IMA_SRC_MOVIE
}:
return
pathname, field = block.get(b'name', return_field=True)
is_sequence = image_source == cdefs.IMA_SRC_SEQUENCE
yield result.BlockUsage(block,
pathname,
is_sequence,
path_full_field=field)
def movie_clip(
block: blendfile.BlendFileBlock) -> typing.Iterator[result.BlockUsage]:
"""MovieClip data blocks."""
path, field = block.get(b'name', return_field=True)
# TODO: The assumption that this is not a sequence may not be true for all modifiers.
yield result.BlockUsage(block,
path,
is_sequence=False,
path_full_field=field)
def modifier_ocean(ctx: ModifierContext, modifier: blendfile.BlendFileBlock, block_name: bytes) \
-> typing.Iterator[result.BlockUsage]:
if not modifier[b'cached']:
return
path, field = modifier.get(b'cachepath', return_field=True)
# The path indicates the directory containing the cached files.
yield result.BlockUsage(modifier,
path,
is_sequence=True,
path_full_field=field,
block_name=block_name)
def cache_file(
block: blendfile.BlendFileBlock) -> typing.Iterator[result.BlockUsage]:
"""Cache file data blocks."""
path, field = block.get(b'filepath', return_field=True)
yield result.BlockUsage(block, path, path_full_field=field)
def wrapper(block: blendfile.BlendFileBlock, *args, **kwargs):
if block.get(b'packedfile', default=False):
log.debug('Datablock %r is packed; skipping', block.id_name)
return
yield from wrapped(block, *args, **kwargs)
def sound(
block: blendfile.BlendFileBlock) -> typing.Iterator[result.BlockUsage]:
"""Sound data blocks."""
path, field = block.get(b'name', return_field=True)
yield result.BlockUsage(block, path, path_full_field=field)
def _expand_generic_material(block: blendfile.BlendFileBlock):
array_len = block.get(b'totcol')
yield from block.iter_array_of_pointers(b'mat', array_len)