Re: [info-performer] Models with no tex coords.

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From: Stace Peterson (stacep++at++sgi.com)
Date: 10/24/2005 16:49:24

Chris,

Haven't run into this myself, but maybe we can figure it out with a
little more information. What type of file are you loading (flt, pfb,
obj, etc.)? What type of geometry is the skydome (pfGeoSet or
pfGeoArray)?

Thanks,
Stace

"Dorosky, Christopher G" wrote:
>
> I have a model of a skydome that a vendor sold me.
> It is essentially a scalable half dome, with a nice sky and cloud
> texture.
>
> Under Linux, my application loads it just fine, with Performer.
> Under Linux, Perfly loads it just fine.
> Under Windows, Perfly loads it just fine.
> Under Windows, my application loads it without texture.
>
> The texture file is rgba.
> I thought this was a problem, but discovered after printing the geosets
> on all configurations that in my app, under windows only, there are no
> texcoords.
> Perfly somehow manages to generate some. (but it says no texgen either).
>
> In windows, I can run perfly, and write out a pfb, and pfa.
> Either have texcoords, according to perfly, when run again.
> The pfa is easy to read. It has texcoords.
>
> By cutting and pasting, I can create a pfVec2 array, and manually assign
> the texcoords in my application, and I get texture, but it's wrong
> (streched, disjointed, etc...). I get the texcoords from a cut and paste
> of the pfa.
>
> My application dies when trying to load the pfb. It says there are no
> gsets.
>
> What is going on here? Why can perfly do this when another app cannot?
> The pfb loader is initted, so it's not that.
>
> Thanks,
>
> Chris
>
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-- 
------------------------------------------------------------------
Stace Peterson                                      stacep++at++sgi.com
Silicon Graphics, Inc.                              (650) 933-2323

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