yade-users team mailing list archive

[Viet Tran <tranviet2302@xxxxxxxxx>]

Thank you Emanuele,

Your help is really helpful:D

Cheers,
Viet

2011/8/26 Emanuele Catalano <catalano@xxxxxxxxxxx>

> **
> Hello Viet Tran,
> if you actually have an .xml file with your simulation, the best thing to
> do is to use python scripting, to load the simulation and add what you need
> to make videos.
>
> For example, if you launch ./YADE-0.50.1 from the terminal, you can type
> from the Yade prompt:
> Yade [1]: O.load('yoursimulation.xml') #to load your simulation
> Yade [2]: O.engines = O.engines +
> [qt.SnapshotEngine(iterPeriod=100,fileBase='./video-',label='snapshooter')]
> #to add the snapshot engine. This will save snapshots in .png format every
> 'iterPeriod' iterations (100 in this case).
>
> Then push F10 to open the Controller and the 3DView, push the Play button
> and run as many iterations you need.
> Stop the simulation when it is ok and again in the yade prompt type:
>
> Yade [3]: utils.makeVideo('./*.png', 'video.avi', renameNotOverwrite=True,
> fps=6, kbps=6000, bps=None) #to create the video from the .png files
>
> In general I recommend you to use python scripting to generate your
> simulations as long as you don't need to personalize the mechanics of your
> simulation with your own contact law for example!
>
> HTH, Emanuele
>
>
>
>
>
>
> On 08/26/2011 06:29 AM, Viet Tran wrote:
>
> Hello,
>
> I know it may not be a good question, but can someone help me with video
> recording? I'm using YADE-0.50.1 and I have written my own codes with a
> Preprocessor file and run the simulation by the created .xml file. I learn
> that we can create the videos of our simulations in Python, but I think we
> can also do it by writting some lines of code in the preprocessor file (ex:
> in the Triaxial test.cpp), my problem is that I do not know how to do it :((
>
> I'm very appreciated if you can give me some guidance.
>
> Thanks
>
> Viet Tran
>
>
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>
> --
> Emanuele Catalano
> Doctorant - Laboratoire Sol, Solides, Structures et Risques
> Institut polytechnique de Grenoble
>
> Tel : 04 56 52 86 49
>
>
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>