Hi--

I'm trying to render a large number of images of a trajectory
automatically. I have two problems:

1. There doesn't seem to be any way to manually speciify the view area.
Thus, if I want all images to be in the same frame of reference, I need to
load them all as different states of the same object, e.g. "load
frame01.pdb, mov" many times over.  This works fine, but even with 4GB of
memory PyMOL crashes when I load everything in.  I've found a way around
this, but it would be much simpler if I could specifiy exactly what angle
and window to use for rendering.  I'm pretty sure this doesn't exist right
now, but will it in the future?

2. Using pretty much any method, PyMOL frequently lops off part of the
molecule.  This has become a large problem; I'm using PyMOL quite a bit to
make animations (replacing Molscript entirely), and frequently an
interesting part of the structure will be out of frame.  How can I avoid
this?  This is all being done on the command line (usually invoked by some
CGI script), so I have no way of adjusting the zoom.  'zoom' hasn't been
too much help.

Any advice would be much appreciated.  I'm trying to do stuff that would
be messy in pretty much any environment (e.g. I can't even load all the
structures with less than 1GB of memory), but the viewport problems apply
to pretty much anything.

thanks,
Nat


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