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Domain Cache Settings

Ryan Guy edited this page Nov 26, 2020 · 22 revisions

This page documents the domain settings for the 'FLIP Fluid Cache' panel.

Parameters

Current Cache Directory

Cache Directory The directory that will be used for reading/writing simulation meshes and data. This directory should contain only files that are created by the simulator. Each .blend file should have its own separate cache directory. If multiple .blend files share the same cache directory, cache files will be overwritten if one .blend file resets or re-bakes the simulation.
WARNING: The cache directory should not be set to a location inside of a Dropbox folder. You may get 'Access Denied' errors when the addon attempts to access cache files that the Dropbox application is also accessing.
Make Relative Convert the cache directory path to a path relative to the .blend file. The .blend file must be saved before this operation can be performed.
Make Absolute Convert the cache directory path to an absolute path.

Link Existing Exported Geometry

Linked Geometry Cache Directory Select an existing cache directory. If a directory is set, the addon will link exported geometry data from another cache directory. Use if you want to re-use exported geometry data from another cache. Useful if you have a lot of animated geometry data in your scene that you do not want to re-export. Useful for if you have multiple caches from the same scene for testing different simulation settings.
Make Relative Convert the linked cache directory path to a path relative to the .blend file. The .blend file must be saved before this operation can be performed.
Make Absolute Convert the linked cache directory path to an absolute path.
Clear Clear the linked geometry cache directory field. This operator will not delete any files.

TIP: Use this feature in combination with our Skip Re-Export option for FLIP Fluid objects to avoid re-exporting data.

Skip Re-Export

If enabled, the addon will skip re-exporting this mesh when starting or resuming a bake. If this mesh has not been exported or is missing files, the addon will automatically export the required files.

Notes: Animated mesh export can slow down the export stage if the mesh is complex and contains a lot of geometry. Skipping mesh export for animated meshes will speed up export and help your simulation start quicker. If your animated mesh geometry or motion has changed, you will need to disable this option so that the addon will re-export the mesh geometry.

Cache Operators

Free Delete cache files excluding logfiles and exported settings/meshes.
Clear log files Enable this option to also delete logfiles when freeing the cache directory.
Clear export files Enable this option to also delete exported simulation settings and exported meshes when freeing the cache directory.

Moving, renaming, and copying the cache

Moving, renaming, or copying your cache directory is simple! Use your operating system's filebrowser for these operations. Just remember to update your Cache Directory to the updated name or location in the panel settings. The addon will automatically load the new cache data into your scene quickly.

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