input transformations

Keith Packard keithp at
Mon Feb 5 11:19:08 PST 2007

On Mon, 2007-02-05 at 09:07 -0700, Brian Paul wrote:

> I think a trimesh is fine.  In fact, it helps deal with one potential 
> problem with a quadmesh: non-planar vertices.  If you happen to have a 
> quad whose vertices don't all lie in the same plane, interpolating or 
> computing the parameters for a point inside the quad is troublesome.

Yeah, true 'nuf. I suppose trimesh will work; we expect windows to be
planar most of the time anyway.

keith.packard at
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 189 bytes
Desc: This is a digitally signed message part
URL: <>

More information about the xorg mailing list