Surface Tool
Create Surfaces
Hold the Shift key and Left-click on the desired location to create control points. Drag the control points to change the shape of the surface. To create a new surface, first unselect the previously created surface by left-clicking on an empty area. Then, hold Shift and Left-click again to start creating a new surface.
Select Surface
Hover your mouse pointer over the surface and use Left-click to select it for editing and modification.
Edit Surface
After selecting a surface, drag its control points to modify the shape of the surface.
Delete Surface
First, select the surface by left-clicking on it. Then, press the Delete or Backspace key to remove the surface.
Deselect Surface
To deselect a surface after editing or modifying it, simply left-click on an empty area.
Move Control Point
To move a control point of a surface, first, select the surface by left-clicking on it. Then, click and drag the control point to the desired location.
Add Control Points
To add more control points to an existing surface, first, select the surface by left-clicking on it. Then, hold the Shift key and Left-click on the desired location to add a new control point.
Hide/Show Control Points and Curves
The control points and curves of a surface are automatically displayed when a surface is selected and hidden when the surface is deselected. To manually toggle the visibility of control points and curves, select or deselect the surface using left-click.