[info-performer] trimloops in parasurfaces

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From: jan p. springer (jsd++at++igroup.org)
Date: 01/29/2006 12:33:13


pfHi,

i'm trying to create trimloops in parasurfaces that cut holes in the surfaces.
so far i was able to create a pfCircle2d on a pfPlaneSurface that cuts to the
outside. thinking that there maybe is an (implicit) ordering problem i first
attached a pfLine2d segment that restricts the pfPlaneSurface, which is working
fine, and then adding the circle. but the circle still cuts to the outside and
not to the inside. using an rotation on the circle's orientation doesn't help
either. so my question is: can i have inside cutting trimloops for a parasurface
and if yes, how would that have to be done.

on a related topic, i see there's a parasurface tesselator but no other. i
would like to see the addition of a curve evaluator to performer.

tia,

        j.

-- 
+------------------------------------+--------------------------------------+
| jan p. springer                    | jsd++at++igroup.org                       |
| computer science, buw.media.vrsys  | jan.springer++at++medien.uni-weimar.de    |
+------------------------------------+--------------------------------------+



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