Hi Shubham,
Defining those geometric objects creates models.  Are you closing those models at the end of each frame?

--Eric

Eric Pettersen
UCSF Computer Graphics Lab


On Jun 11, 2022, at 11:21 PM, Shubham Devesh Ramgoolam via ChimeraX-users <chimerax-users@cgl.ucsf.edu> wrote:

I just wanted to specify that I am using the nogui mode of chimeraX for the computation.
Shubham.


From: Shubham Devesh Ramgoolam
Sent: June 12, 2022 1:38 AM
To: chimerax-users@cgl.ucsf.edu <chimerax-users@cgl.ucsf.edu>
Subject: Trajectory computation slowing down overtime
 
Hi all,
I hope you are doing well.

 

I have a Python script for analyzing specific residue pairs for every frame in a trajectory.
It does so, by using 2 for loops:
For frame in list_frames:
               Set current frame to frame
               For pair in specific_residue_pairs:
                              Do computation

 

The computation involves defining geometric objects(centroids, axes, planes) and performing calculations with them(distance, angles).
The issue here is that as we move further in list_frames, the computation takes longer and longer. There is a somewhat linear increase in computation time, as illustrated below:

 

<E0E35EA38D4345BE98A480EB08BE8CEC.png>

 

Is there a way to maintain the same computation time for every frame in the trajectory?

 

Regards,
Shubham Ramgoolam
Sent from Mail for Windows

 

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