Re: Problems reading the z-buffer again; "pre-condition" for glReadPixels?

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Steve Baker (sbaker++at++link.com)
Wed, 1 Apr 1998 07:30:08 -0600 (CST)


On Wed, 1 Apr 1998, Wilfried Zeise wrote:

> Hi pfAll:
>
> Thanks to Mario and Rob for their answers regarding my Z-buffer problem. I
> am using IRIX 6.2, so multisampling shouldn't be the problem for
> glReadPixels.
  
I thought glReadPixels for a multisampled image was only possible on Inf.Reality
graphics - I don't think it's anything to do with the IRIX version. An RE2
(for example) can't glReadPixels a multisampled image even under IRIX 6.x.
IIRC, it's a hardware issue.

Steve Baker (817)619-8776 (Vox/Vox-Mail)
Raytheon Systems Inc. (817)619-4028 (Fax)
Work: SBaker++at++link.com http://www.hti.com
Home: SJBaker1++at++airmail.net http://web2.airmail.net/sjbaker1

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