Sculpting with Global Points and Corner Points

You can modify global points and corner points on curves and surfaces.

The number of global points and corner points is fixed:

Select a surface in object selection mode and click Activate Controls and Global Points .
Select one or more points.
The robot appears on the first selected point and you can modify the points using the robot. The patch is modified globally.
Select Corner Points if you want to modify the shape using corner points.