[osg-users] translate transformation on projection

Terry Welsh mogumbo at gmail.com
Wed Oct 31 12:52:41 PDT 2007


> If you didn't multiply this translation into the projection matrix, then all
> cameras would render the same eye space, and you'd get the same image from
> all cameras.
>
> If you tried to do this by modifying the modelview matrix instead of the
> projection matrix, the images wouldn't tile seamlessly.

How does this cause tiling problems?  I have still never found a good
reason to put translations or rotations in the projection matrix since
this tends to cause problems with fog and lighting.
- Terry

>    -Paul
>



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