Dear Tony,
You can get quite far with the mvCmd command. The parser will get
confused if you issue complex commands that way, but there are workarounds.
Example:
You want to rotate one chain only over some movie frames.
Step 1) write a rotate.pml script, containing:
rotate x,5,chain A
Step 2
I'm using MasterMovie.py (the enhanced rTools movie module). I've made
two objects, one is a cartoon representation of a structure, the other
is CPK. During my animation I want to start with the cartoon, then
cross-fade into the CPK. What paremeters control the transparency of
objects in gen