[Bug 15334] Radeon EXA + Sampling off the edge of REPEAT_NONE sources

[bugzilla-daemon at freedesktop.org]

http://bugs.freedesktop.org/show_bug.cgi?id=15334





--- Comment #20 from Roland Scheidegger <sroland at tungstengraphics.com>  2008-04-14 08:01:53 PST ---
(In reply to comment #11)
> By analogy I don't think we are going to have any more luck 
> getting alpha in a the border color for a texture format of
> R300_EASY_TX_FORMAT(ZERO, ZERO, ZERO, ONE, X8).
> 
> (The docs describe the swizzling fields of TX_FORMAT as "Specifies 
> swizzling for each channel _at the input of the pixel shader_",
> so that also implies that it happens after texture sampling/filtering.)
Yes, looks like you're right.


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