Smooth Morphing

Syntax:(morphview keystring starttime endtime) This function lets you smoothly start and stop morphing. Specify starttime and stoptime as nonzero, and morphing will speed up and slow down for that number of usecs.

The keystring is used to select what morphing you want to control. It is one of the following:

control morphview

control morphangle

control morphjulia

control morphline