[Bug 104143] r600/sb: clobbers gl_Position -> gl_FragCoord

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Wed Dec 6 11:37:35 UTC 2017


https://bugs.freedesktop.org/show_bug.cgi?id=104143

--- Comment #6 from Gert Wollny <gw.fossdev at gmail.com> ---
Created attachment 136004
  --> https://bugs.freedesktop.org/attachment.cgi?id=136004&action=edit
Piglit output with extra pos parameter and sb enabled

In this image on can see that the (corrected) position passed as extra
parameter differs from the gl_Position for index=0 (colour coded difference),
but only for index 0.

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