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metamorphosis demo and ATI driver problems...

category: general [glöplog]
 
Hi all,

some people have noticed that our latest asd demo metamorphosis
( http://www.pouet.net/prod.php?which=50127 )
does not work with the newest ATI drivers.

After working a few days with the following good people:

Troels Østeraa
Hannes 'robotriot' Drexl
Chris 'psonice' Wood

I've found what was wrong. Apparently

glTexImage2D doesn't seem to like GL_COMPRESSED_RGB as internal format any more. Trying to do so will not give you an error or a crash straight away. If you try to use that texture (bind) it will then crash / slow down to a standstill. Weird. Any ideas ?


The new version for people with ATI problems (this one doesn't compress textures at all) is at:

www.asd.gr/~navis/asd_-_metamorphosis.zip

oh try to use the mousewheel while you're at it too ! :-)

added on the 2008-04-02 11:18:11 by Navis Navis
will try it on all ATI cards in reach :D
added on the 2008-04-02 12:36:39 by seρρjο seρρjο
now, it doesn't work with nvidia :( jk ;)

thanks for the information Navis.
added on the 2008-04-02 12:42:03 by Skate Skate
Navis: Thanks, now back to father duties...!
added on the 2008-04-02 13:01:09 by rc55 rc55
thx, it now works perfectly here :)

(I'm using GL_COMPRESSED_RGBA here and it works ok... you know, RGB formats are always tricky)
added on the 2008-04-02 13:07:45 by iq iq
okay cool, sorry I didn't mail you but I'll try this fix and let you know
tested @work on a shitty radeon xpress200 >> works fine
added on the 2008-04-02 14:10:18 by seρρjο seρρjο

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