RE: [Algorithms] Rendering (a portion of) a Plane
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From: Steve W. <Ste...@im...> - 2000-07-22 00:26:00
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Ignore my last post...cross-list bleed > -----Original Message----- > From: Steve Wood > Sent: Friday, July 21, 2000 2:58 PM > To: 'gda...@li...' > Subject: RE: [Algorithms] Rendering (a portion of) a Plane > > > Oh...then set up a culling rectangle that is smaller than > your viewport. > Where did you see the extraction of clipping planes so you > can see around > them? What you saw may not be used in the way you want it to be > implemented...but there is always a first. > > R&R > > > From: Jeremy Bake [mailto:Jer...@in...] > > > > Actually what I'm more after is all these frustum culling routines > > I've seen lately that extract the clipping planes from the > > modelview and projection matrices I'd like to be able to > extract these > > draw them (at least a portion since a plane goes to infinity) > > and move my eye position elsewhere to test if things really > > are getting > > culled outside (I learn better when I can observe what's happening > > visually, dunno I just have a hard time trusting my code... > > I'd lie to know > > I'm going in the right direction before getting in too deep) > > even an example of how to draw a few points on the plane so I > > can see it > > visually would be great... is that a better description of > > what I'm going for? > > > > _______________________________________________ > GDAlgorithms-list mailing list > GDA...@li... > http://lists.sourceforge.net/mailman/listinfo/gdalgorithms-list > |