Re: Performer view frame accurate?

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Javier Castellar (javier++at++sixty)
Tue, 13 Jun 1995 20:09:24 -0700

>> Well, it's time to eat humble pie. I have discovered that the jiggling was
>> due to rounding error! The coordinates of our viewing position and the
>> objects in our scene are up around the 100000 mark, but floating point
>> numbers only have about 6 or 7 significant digits. ......
>
>I have the same problem, but in a non-performer, standard GL App we have
>written. To solve the problem, we had to translate the coordinate system
>to the camera(eye) position in double precision manually for all objects prior
>to using the graphics engine translate,rotate,draw,etc. commands. SGI could
>easily solve this by making their graphics pipe be a 64bit architecture to
>match up with their 64 bit R4xxx CPU's.

And then we would be dealing with bandwidth problems.

-Javier

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