Lets you paint the sliding modifier attribute onto geometry interactively.
This tool only works with muscles, as it lets you move the points with the muscle shape. It is useful for making muscles move or flex under the skin.
Using Paint Sliding Modifier
Create and capture muscles in geometry.
Make sure you create a Rest Anchor.
Click the Paint Sliding Modifier tool on the Character tab.
Select the faces and/or hulls you would like to brush and press Enter to confirm your selection.
Hold and drag your cursor over the points you want to brush.
The brush will paint in infra-red, where the red points have the highest values and the blue points have the lowest.
On the Inflate tab of parameter editor for the deform muscle node, turn on the Enable Sliding checkbox.
If you run into a problem, you can simply click the Force Recapture button on the parameter editor of the capture node.