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- Newsgroups: comp.sys.sgi.graphics
- Path: sparky!uunet!cs.utexas.edu!sdd.hp.com!ux1.cso.uiuc.edu!news.iastate.edu!pi.eai.iastate.edu!boylan
- From: boylan@pi.eai.iastate.edu (Terran Boylan)
- Subject: Re: Orthographic Proj + PolarView
- Message-ID: <C1Ftp9.LsH@news.iastate.edu>
- Sender: news@news.iastate.edu (USENET News System)
- Organization: Engineering Animation, Inc.
- References: <REZNIK.93Jan25154256@robios2.me.wisc.edu>
- Date: Tue, 26 Jan 1993 01:34:18 GMT
- Lines: 15
-
- In article <REZNIK.93Jan25154256@robios2.me.wisc.edu>, reznik@robios.me.wisc.edu (Dan S Reznik) writes:
- > I am having difficulties making anything appear on the screen when I
- > combine ortho() with polarview(). if instead of ortho() I use
- > perspective() everything works fine. Specifically, I am trying to view
- > a cubical array of voxel centered around (0,0,0). For that I do
- >
- > ortho(-A, A, -A, A, -A, A); /* A is bigger than the volume's radius */
- ^^^^^
- You need to swap these two. Yeah, I lost a good 4-5 hours one night on this one.
- Read the man page for an explanation.
-
- ---
- Terran J. Boylan, Sr. Artist/Programmer | "It's better to have loved
- Engineering Animation, Inc., Ames, IA | and lost than just to have
- (515) 296-9908 / (515) 296-7934 (> 5PM) | lost." -- Dorky Dog
-