Re: Help for a beginner!!

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Rémi Arnaud (remi++at++remi.asd.sgi.com)
Tue, 8 Apr 1997 19:37:05 -0700 (PDT)

Christopher R Volpe wrote:
>
> > The base performer coordinates are y into the screen, x to the right
> > and z up. This is different from OpenGL
>
> Just out of curiosity, why would the Performer designers use a different
> coordinate system from that used by OpenGL?
>

 Just because in general in VisSim Z is used for the altitude, then
 it makes sense for X to be the horizontal axis, and then Y is given
 by the other two.

 Best Regards

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