[Chimera-users] Crossfade and disp

[Daniel Asarnow]

Thanks, Tom!

Now, I understand why wait and crossfade work the way they do as well. I'll
take a deeper dive into the docs and try and find it.

Best,
-da

On Tue, Dec 20, 2016 at 1:59 PM, Tom Goddard <goddard at sonic.net> wrote:

> Hi Daniel,
>
>   Yes there is a frame drawn between each command that is on a separate
> line in the Chimera command file.  So the crossfade you want should use
> commands
>
> disp #2
> movie crossfade 25
> ~disp #2 ; disp #3
>
> where the display of model #3 is done on the same line, separated by a
> colon, after the crossfade command.  You can put as many commands on a line
> as you want separated by semicolons.  These behaviors are documented
> although there is so much Chimera documentation it may be hard to find.
>
> Tom
>
> On Dec 20, 2016, at 1:52 PM, Daniel Asarnow <dasarnow at gmail.com> wrote:
>
> Hello Chimera experts,
> Here is another movie making question. I noticed that disp and ~disp
> trigger frames to be recorded, without a call to wait.
>
> For example:
>
> disp #2
> movie crossfade 25
> ~disp #2
> disp #3
>
> This would produce a movie that crossfades from model #2 to blank, with #3
> suddenly appearing.
>
> To get crossfades between two ligands, I had to use:
>
> disp #2
> movie crossfade 25
> perframe "~disp #2" frames 1
> disp #3
> movie crossfade 25
>
> Based on the documentation I wasn't sure if this was intended behavior or
> a bug. Did I miss a more elegant way to crossfade between two models?
>
> Thanks,
> -da
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