What can you do with an Alembic cache in Maya?
You can use Alembic caches in Maya to transfer assets between various stages of your production pipeline. The contents of Alembic cache files are evaluated as Maya geometry and can be modified with polygon, NURBS, and subdivision surface editing tools.
How to use Alembic cache in Unreal Engine 4?
Anyway, this is how I managed to get alembic cache files working in Unreal Engine 4 for animation: Select ONLY your geometry – Cache – Alembic Cache – Export Selection to Alembic – make sure ‘UV Write’ in the option box is selected, and the file format be set to ‘HDF5’.
How many frames can I export from an Alembic file?
Unlike importing .fbx files, selecting multiple geometry and exporting them as one alembic file retains its separate geometry information when brought to UE4. Be sure to have your animation exports ALWAYS start at frame 1, and keep the frame range exported under ~500 frames for best results.
How to change the name of an Alembic file?
Alembic itself does not directly read any other areas of the file. The name “alembic” can be customized using the –name commandline flag; see Run Multiple Alembic Environments from one .ini file for a basic example of this. script_location – this is the location of the Alembic environment.
Is it possible to splice version files in Alembic?
In Alembic, the ordering of version scripts is relative to directives within the scripts themselves, and it is theoretically possible to “splice” version files in between others, allowing migration sequences from different branches to be merged, albeit carefully by hand.
Where does the SQLAlchemy url come from in Alembic?
If the SQLAlchemy URL should come from some other source, such as from environment variables or a global registry, or if the migration environment makes use of multiple database URLs, the developer is encouraged to alter the env.py file to use whatever methods are appropriate in order to acquire the database URL or URLs.