Z-Buffer on an ONYX...

New Message Reply Date view Thread view Subject view Author view

Jim Durbin (durbin++at++ait.nrl.navy.mil)
Tue, 16 Jul 1996 18:04:05 -0400 (EDT)


Kenneth Gordon writes:
| I'm having a strange problem when running Performer programs on
| our ONYX, and I was wondering whether anyone has had to deal with
| that before. It seems almost like the Z-buffer is backwards. In
| the demo, there is a car circling around a town. When the car
| goes behind a building, you can still see the car. Also, when
| you zoom in on the car, all the parts of the car are backwards --
| you see the trunk instead of the front of the car when it is
| facing you.
|
| Has anyone ever seen this before? Does the ONYX somehow work
| differently from the other machines? We've run it on Solid
| Impacts and Max Impacts without any problems. Is there a patch
| that fixes it?

More details:

Onyx w/ one IR graphics pipeline, 1RM6 w/ 16MB texture memory
IRIX 6.2
Performer 2.0

-Jim
=======================================================================
List Archives, FAQ, FTP: http://www.sgi.com/Technology/Performer/
            Submissions: info-performer++at++sgi.com
        Admin. requests: info-performer-request++at++sgi.com


New Message Reply Date view Thread view Subject view Author view

This archive was generated by hypermail 2.0b2 on Mon Aug 10 1998 - 17:53:11 PDT

This message has been cleansed for anti-spam protection. Replace '++at++' in any mail addresses with the '@' symbol.