The Free Hand shape draws freely according to the movement of the mouse. The shape is reproduced as a series of steps according to the Tempo Edit Density setting. (For more information, see
Selecting Tempo Edit Density.)
The Line shape draws in a straight line from click to release. Tempo values change in steps according to the Tempo Edit Density and Resolution.
The Parabolic shape draws the best possible curve to fit your freehand drawing. The shape is reproduced as a series of steps according to the Tempo Edit Density setting.
The S-Curve shape draws a best possible fit of an S-Curve to your freehand drawing. The shape is reproduced as a series of steps according to the Tempo Edit Density setting.