Le 14/02/2012 20:49, Jos leys nous fit lire :
> I'm working on a large animation project.
> One of the scenes has a large number of spheres that move and collide.
> The positions and velocity vectors are written to a file in each frame to be
> read by the next frame.
> 
> The same file produces a different constellation of the spheres after a few
> hundred frames in Linux as compared to the same under Windows.
> 
> Is there a logical explanation? If one of the two uses one decimal more for
> storing the intermediate situations, then I can well believe that the situations
> become very different.
> 
> 
Any random generator (seed(),random()) used in your simulation ?

You compared linux & windows, have you tried two windows or two linux ?

Were both 32 or 64 bits, or mixed ?

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