Completely removes the mask data from the mesh. While not a huge benefit, this can speed-up sculpting if the mask is no longer being used.
Used to manage the skin data which is used by the 蒙皮修改器. This operator can be needed in case a Skin modifier is created but no skin data exist.
- Add/Clear Custom Split Normals Data
Adds Custom Split Normals data, if none exists yet.