[Bug 51297] New: d3d8:visual: test_sample_mask() fails on Nvidia (cw-gtx560)

[WineHQ Bugzilla]

https://bugs.winehq.org/show_bug.cgi?id=51297

Bug ID: 51297
           Summary: d3d8:visual: test_sample_mask() fails on Nvidia
                    (cw-gtx560)
           Product: Wine
           Version: 6.10
          Hardware: x86-64
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: directx-d3d
          Assignee: [e-mail]
          Reporter: [e-mail]
      Distribution: ---

d3d8:visual has a failure in test_sample_mask() on cw-gtx560 (Nvidia):

https://test.winehq.org/data/patterns.html#d3d8:visual

visual.c:11146: Test failed: Got unexpected colour ffffbcbc.

This happens on all Windows versions available on that machine (from Windows
8.1 to Windows 10 2009). This failure also does not happen on any other machine
which makes it specific to Nvidia or this graphics card or this driver version
(391.35, the latest available at this date).

The test was introduced by this commit:

commit 30fe080965409e68cc86a04af1935e4944f4b049
Author: Zebediah Figura 
Date:   Fri Apr 30 11:08:26 2021 -0500

d3d8/tests: Port test_sample_mask() from d3d9.

Signed-off-by: Zebediah Figura 
    Signed-off-by: Henri Verbeet 
    Signed-off-by: Alexandre Julliard