[Chimera-users] Smoothly change level of density map in animation?

[Oliver Clarke]

Right, I see - thanks Tom. I haven’t explored the movie scripting too much yet, I will have to have a play with it.

Oliver.
> On Apr 2, 2015, at 12:05 PM, Tom Goddard <goddard at sonic.net> wrote:
> 
> Hi Oliver,
> 
>   The animation timeline has limited capabilities and is useful for very simple movies.  To make any fancier movie you use a command script and movie command.  The perframe command can vary a map threshold level
> 
> 	perframe "vol #0 level .1 level $1" range .1,.02 frames 100
> 
>  as illustrated on the movie command examples page
> 
> 	http://www.cgl.ucsf.edu/chimera/data/movie-howto-mar2012/movie_examples.html <http://www.cgl.ucsf.edu/chimera/data/movie-howto-mar2012/movie_examples.html>
> 
>   Tom
> 
> 
> 
>> On Apr 1, 2015, at 11:47 AM, Oliver Clarke <olibclarke at gmail.com <mailto:olibclarke at gmail.com>> wrote:
>> 
>> Is there any way to alter the density level in a gradual fashion during an animation? 
>> 
>> I would like to first show the overall envelope of a cryoEM map, and then smoothly change to a higher contour level where I can see helices etc.
>> 
>> Many other parameters, such as the presence of a MSMS surface or the position of a clipping plane, seem to automatically gradually transition between two key frames of an animation, but density level doesn’t seem to do so.
>> 
>> Oliver.
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