[Chimera-users] Chimera movie with simulation time labels ?

Marek Maly marek.maly at ujep.cz
Wed Jun 15 10:03:28 PDT 2011

Hello Elaine,

thanks a lot for prompt and useful advice !

    Best wishes,


Dne Wed, 15 Jun 2011 19:08:38 +0200 Elaine Meng <meng at cgl.ucsf.edu>  

> Hello Marek,
> It may be possible using per-frame scripting in MD Movie (in that tool's  
> menu: Per-Frame... Define script). I've definitely shown frame number as  
> a label for a trajectory, details below.
> <http://www.cgl.ucsf.edu/chimera/docs/ContributedSoftware/movie/framemovie.html>
> <http://www.cgl.ucsf.edu/chimera/docs/ContributedSoftware/movie/movie.html#per-frame>
> The process would be something like:
> - figure out equation to convert frame number to time
> - per-frame script would use that equation and show result as a 2D label
> - record movie while the per-frame script is active
> I think it would be necessary to do it in Python, to include the  
> equation part, but the script dialog provides a way to use frame number  
> in the script.  The only part I am concerned about is whether the  
> equation output (simulation time) has to be converted to a character  
> string to be used as label contents.
> I have definitely used this process to simply show the frame number as a  
> label during the trajectory.  That is done with a per-frame script of  
> Chimera commands in the "Trajectory and Ensemble Analysis" tutorial,  
> part 1:
> <http://www.cgl.ucsf.edu/chimera/docs/UsersGuide/tutorials/ensembles2.html>
> I hope this helps,
> Elaine
> -----
> Elaine C. Meng, Ph.D.
> UCSF Computer Graphics Lab (Chimera team) and Babbitt Lab
> Department of Pharmaceutical Chemistry
> University of California, San Francisco
> On Jun 15, 2011, at 9:37 AM, Marek Maly wrote:
>> Hello all,
>> Is it possible to create Chimera movie (MD trajectory animation) with
>> simulation time labeled on the corner ? (Of course after I provide  
>> through
>> some appropriate
>> dialogue the time interval between two consequent frames).
>>   Thanks in advance for any hint !
>>         Best wishes,
>>              Marek

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