4D Paint | Material View | Menu
Will fill the currently active layer on the currently selected channel with an intensity based (0 to 1) value of the sculpting displacement from the currently active Sculpting Layer.
If you select a Mask on a BodyPaint layer then you can use this to create a paint mask for the sculpting detail of a sculpted layer, and then use this to allow you to apply painting to just those sculpted parts of the model.
Will fill the currently active layer on the currently selected channel with the Mask intensity from the active Sculpting Layer. This allows you to reuse your masks from sculpting in you painting workflows.