> On Apr 27, 2017, at 05:12, nop head <[hidden email]> wrote:
> opencsgtest_issue1215 and throwntogethertest_issue1215 fail for me because the expected results have Z fighting and my machine generates a different Z fighting pattern.
> opencsgtest_issue1165 has a very thin feature that causes Z fighting on my machine.
> How are these tests expected to work? Is Z fighting expected to be deterministic?
Z-fighting should be deterministic across GPUs from the same vendor where Z buffer size is the same.
Across GPUs from different vendors it may change.
..and it definitely changes across drivers when software-rendering is involved