AnimationClip mask options for ModelImporterClipAnimation.
Mask can be used to specify which transforms animation should be imported when generating the clip. Additional resources: ModelImporterClipAnimation.maskType.
| CreateFromThisModel | A mask containing all the transform in the file will be created internally. |
| CopyFromOther | Use a mask from your project to specify which transforms animation should be imported. |
| None | No Mask. All the animation will be imported. |