Both buttons off: Morph function is disabled.
Pad only: Envelope is deactivated, and morphing is controlled by the morph ball or X/Y MIDI controllers only.
Env only: Envelope is running, but the morph ball and X/Y MIDI controllers are deactivated.
Env + Pad: Envelope is running, and the position of the morph ball or X/Y MIDI controllers is used as an offset for any envelope movements.
Offset button: When in Env + Pad mode, choose from several menu items:
Offset: The default mode. Behavior is the same as Env+Pad mode: Envelope is running, and the position of the morph ball or X/Y MIDI controllers is used as an offset for any envelope movements.
Point Set: Envelope is running. The selected envelope point can be edited by moving the morph ball or with a MIDI controller (MorphX and MorphY Controller Assignments).
Point Solo: Envelope is in a kind of snapshot mode. The selected envelope point can be edited by moving the morph ball.