[Bug 92193] [SKL] ES2-CTS.gtf.GL2ExtensionTests.compressed_astc_texture.compressed_astc_texture fails

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=92193

--- Comment #22 from Nanley Chery <nanleychery at gmail.com> ---
(In reply to Nanley Chery from comment #20)
> (In reply to Marta Löfstedt from comment #15)
> > This pass:
> > ./glcts --deqp-case=ES2-CTS.gtf.GL2ExtensionTests.compressed_astc_texture*
> > --deqp-surface-width=113 --deqp-surface-height=48
> > pass:
> > ./glcts --deqp-case=ES2-CTS.gtf.GL2ExtensionTests.compressed_astc_texture*
> > --deqp-surface-width=47 --deqp-surface-height=48
> > fail:
> > ./glcts --deqp-case=ES2-CTS.gtf.GL2ExtensionTests.compressed_astc_texture*
> > --deqp-surface-width=48 --deqp-surface-height=47
> > 
> > The texture size in the test is 48x48, so it appears that we fail when the
> > height of the destination surface is less that the height of the texture,
> > that is odd...
> 
> Why must we be able to render into a surface with the dimension you've
> mentioned? With my current knowledge, I don't know if this failure is caused
> by us creating an invalid test case or if there's an API feature we're
> lacking in the driver.

Rendering into such dimensions is a conceptually supported by OpenGL, but there
seems to be a bug in the test that causes it to fail. I found a fix and I'm
currently double checking the reasoning behind it.

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