Bases: Extractor
Extract a Camera as Alembic.
The cameras gets baked to world space by default. Only when the instance's bakeToWorldSpace is set to False it will include its full hierarchy.
Source code in client/ayon_cinema4d/plugins/publish/extract_alembic.py
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65 | class ExtractAlembic(publish.Extractor):
"""Extract a Camera as Alembic.
The cameras gets baked to world space by default. Only when the instance's
`bakeToWorldSpace` is set to False it will include its full hierarchy.
"""
label = "Alembic"
hosts = ["cinema4d"]
families = ["pointcache"]
def process(self, instance):
doc: c4d.BaseDocument = instance.context.data["doc"]
# Collect the start and end including handles
start = instance.data["frameStartHandle"]
end = instance.data["frameEndHandle"]
step = instance.data.get("step", 1)
bake_to_worldspace = instance.data("bakeToWorldSpace", True)
nodes = instance[:]
# Define extract output file path
dir_path = self.staging_dir(instance)
filename = "{0}.abc".format(instance.name)
path = os.path.join(dir_path, filename)
export_nodes = self.filter_objects(nodes)
# Perform alembic extraction
with lib.maintained_selection():
lib.set_selection(doc, export_nodes)
# Export selection to camera
exporters.extract_alembic(
path,
frame_start=start,
frame_end=end,
frame_step=step,
selection=True,
global_matrix=bake_to_worldspace,
doc=doc,
# Log the applied options to the publish logs
verbose=True
)
representation = {
"name": "abc",
"ext": "abc",
"files": filename,
"stagingDir": dir_path,
}
instance.data.setdefault("representations", []).append(representation)
self.log.info(f"Extracted instance '{instance.name}' to: {path}")
def filter_objects(self, nodes):
return nodes
|