Re: Performer 2.5 query

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From: Etienne Pétremand (epe++at++vectec.ch)
Date: 01/28/2002 06:22:31

Hi Tom,

We have already submitted exactly this problem in our mail from June 20,
2000. If this is a bug in the flt loader, how îs it possible that this has
not been repaired since this date? Presently we run performer 2.5 and this
problem still exists. Perhaps you can comment on this.
Etienne

-----Message d'origine-----
De : Tom Flynn <flynnt++at++cthulhu.engr.sgi.com>
À : Jason Daly <jdaly++at++ist.ucf.edu>
Cc : Tomlinson, Gordon <GORDON.TOMLINSON++at++ca.com>; info-performer++at++sgi.com
<info-performer++at++sgi.com>
Date : jeudi, 24. janvier 2002 23:20
Objet : RE: Performer 2.5 query

>On Thu, 24 Jan 2002, Jason Daly wrote:
>
>> On Thu, 24 Jan 2002, Tomlinson, Gordon wrote:
>>
>> > HI
>> >
>> > Its an SGI - PC Problem, the hardware uses different gamma values.
>> >
>> > If you take SGI as having a gamma of 1.o then PC's gamma is about 1.5-7
>
>actually, you'll notice the SGI is probably set at 1.7 (type: gamma) and
>the PC is set to 1.0 (type: xgamma). You can change the setting on the PC
>by either using xgamma (man xgamma) or adding the setting to your
>XF86Config (man XF86Config).
>
>> I've notice the gamma discrepancy as well, but the problems we were
having
>> went way beyond that. We had a model of a person wearing a yellow
hazardous
>> materials suit with a black helmet. On the SGIs it looked correct, on
the
>> PC the suit was black and the helmet was lavender. Another example is
>> an orange traffic cone that was being rendered completely black.
>>
>> We worked around the problem by turning off Gouraud shading in MultiGen.
>
>Those problems sound like bugs in the .flt loader.
>
>-tom
>--
>"Mongooses are famous for their snake-fighting ability, and are
> almost always victorious because of their speed, agility, and timing
> and also because of their thick coat."
>
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