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From: Tobias Doerffel <tobias.doerffel@gmail.com>
To: Eric Anholt <eric@anholt.net>
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: Extreme memory usage when running USDX with Intel driver
Date: Wed, 5 May 2010 00:27:59 +0200	[thread overview]
Message-ID: <201005050028.05203.tobias.doerffel@gmail.com> (raw)
In-Reply-To: <87r5lstq53.fsf@pollan.anholt.net>


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Hi,

Am Dienstag, 4. Mai 2010, um 03:24:56 schrieb Eric Anholt:
> Your note about glyphs is interesting, and may be useful.  Right now we
> tile any texture that comes our way.  If the app is generating many tiny
> textures for glyphs, the tiling may increase the pitch by up to a factor
> of 8.  You could test if this was the problem by setting
> texture_tiling=false in driconf.  If that's the case, we can just tune
> when we tile textures according to their size, and fix the problem.
This indeed makes all issues disappear completely. As as workaround I'll patch 
the software to set this environment variable at startup. Nevertheless the 
issue should be debugged and fixed.

Best regards

Toby

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      parent reply	other threads:[~2010-05-04 22:28 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-05-03 23:19 Extreme memory usage when running USDX with Intel driver Tobias Doerffel
2010-05-04  1:24 ` Eric Anholt
2010-05-04 16:19   ` Eric Anholt
2010-05-04 22:27   ` Tobias Doerffel [this message]

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