[Mesa3d-dev] [Bug 23494] New: Swrast regression has broken fog

[<bug...@fr...>]

http://bugs.freedesktop.org/show_bug.cgi?id=23494

           Summary: Swrast regression has broken fog
           Product: Mesa
           Version: git
          Platform: x86 (IA32)
        OS/Version: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: Mesa core
        AssignedTo: mes...@li...
        ReportedBy: su...@gm...
                CC: art...@fr...


Fog is broken in swrast for me. I did bisectthe problem.

Test case is progs/tests/fog that renders nearly all black except linear
fogcoord.

4c31632817a0bde28ad6c9ee8032d838ce4b7bfb is first bad commit
commit 4c31632817a0bde28ad6c9ee8032d838ce4b7bfb
Author: Arthur HUILLET <art...@fr...>
Date:   Tue Jun 30 12:46:27 2009 +0200

    mesa: fix transform_points_3d_no_rot using undefined values in %xmm0

    Signed-off-by: Arthur HUILLET <art...@fr...>

:040000 040000 7db4e8f07a7c62ee51a7cc59da37dc48dedf4a55
b516db49a680aa21612479fcd12fa34ab3ad1aaa M    src


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