From: Radomir Mech (rmech++at++engr.sgi.com)
Date: 05/21/2002 16:09:20
Regarding your issues with transparency, perfly does not ask for a visual with
alpha buffer. On IR msalpha is sufficent for blending semi-transparent object,
but ibr objects need alpha channel. To set it up in perfly, use command line
option -9.
Radomir
"Scott A. Friedman" wrote:
> Hi
>
> Sure enough, that fixed it - almost had a heart attack there. That code has been
> working for years now!
>
> I suppose that my follow-on message was being caused by the same issue since it went
> away after reinstalling
> the dev.headers again.
>
> Hey Allan, I have another one for you while I got you. We have been working with the
> Archvision people and
> have a bunch of their nice cd's of trees and people. However, when we use the loader
> there is no
> transparency. Is there some magic that is not in the man pages that uses the mask
> image in the rpc file so
> the jpg image has transparency when converted to a texture?
>
> Thanks for the work-around,
> Scott
----- Original Message -----
From: "Allan Schaffer" <allan++at++sgi.com>
To: "Scott A. Friedman" <friedman++at++ucla.edu>
Cc: <info-performer++at++sgi.com>
Sent: Tuesday, May 21, 2002 2:22 PM
Subject: Re: [info-performer] pfGeoState::getAttr link error!
> Hi Scott,
>
> This is probably from the IRIX 6.5.16 upgrade. The Performer 2.5
> performer_dev links in /usr/lib*/libpf*.so get clobbered by the upgrade
> process, for rather arcane reasons, and we haven't found a decent way to
> prevent it. After the upgrade, the dev links are made to erroneously
> point at the Performer 2.2 versions, so you'll see problems such as
> unresolved symbols vs. the Performer 2.5 headers.
>
> The fix is to reload performer_dev.sw.hdr from your Performer 2.5 CD;
> this will redo all the links properly.
>
> Allan
>
>
> Scott A. Friedman wrote:
> > Hi
> >
> > Trying to link pfGetState::getAttr( ) gives
> >
> > Unresolved text symbol "pfGeoState::getAttr( unsigned long long ) const
> >
> > Performer 2.5 using 2.5.1 runtimes on IRIX 6.5.16m / 32 and 64bit libraries installed
> >
> > Any suggestions? Or is this a bug?
> >
> > Thanks,
> > Scott Friedman
> > Urban Simulation Team at UCLA
> >
> >
>
>
> --
> Allan Schaffer allan++at++sgi.com
> Engr. Manager, Core Rendering 1-650-933-2160
> Silicon Graphics http://www.sgi.com
>
>
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