Switch between worldspace and the construction plane

• Click Construction > Toggle Construction Plane.

Make a reference plane the construction plane.

1. Pick the reference plane.
2. Click Construction > Set Construction Plane .

Move objects in the construction plane

You can choose between the following mouse behaviors when using Transform > Move in a perspective window with an active construction plane:

• Three dimensional:
  • the moves along plane’s X
  • the moves along plane’s Y
  • the moves along plane’s Z

or

• Planar:
  • the moves freely across plane’s X and Y
  • the moves along plane’s X
  • the moves along plane’s Y

To change between the two control schemes:

1. Choose Preferences > General Preferences ❒.
2. Choose Input on the left side of the option window.
3. Set the Mouse mapping for perspective move : On construction plane option.