[Gtkradiant] some results on texture compression

Ryan Lahaie-Cohen gtkradiant@zerowing.idsoftware.com
Sun, 22 Sep 2002 18:17:56 -0400


I recall having noticed shredding and colour distortions using DXT1, but I
chalked it up to driver issues...

----- Original Message -----
From: "Timothee Besset" <ttimo@idsoftware.com>
To: <gtkradiant@zerowing.idsoftware.com>
Sent: Sunday, September 22, 2002 5:22 PM
Subject: [Gtkradiant] some results on texture compression


> I ran some memory usage tests on my GeForce3 under Win2k:
>
> - 1.2.10 and 1.2.11 have the same 30Mb VM size at start
>
> - 1.2.10 loading SoF2's airport set, 600Mb
>
> - 1.2.11 loading Sof2's airport set:
> GL_ARB 122Mb
> DXT1   78 Mb
> DXT3   122Mb
> DXT5   122Mb
>
> Huge difference with 1.2.10 obviously. DXT1 seems to be the more
> compressive method, but the rendering of the texture is broken here. I'd
> be curious to know if anyone gets broken texture rendering for any
> compression combo.
>
> TTimo
>
>
>
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