[Mesa-dev] [PATCH] mesa: Require mipmap completeness for glCopyImageSubData(), sometimes.

Kenneth Graunke kenneth at whitecape.org
Mon Feb 27 13:08:30 UTC 2017

On Monday, February 27, 2017 4:54:37 AM PST Kenneth Graunke wrote:
> This patch makes glCopyImageSubData require mipmap completeness when the
> texture object's built-in sampler object has a mipmapping MinFilter.
> Fixes (on i965):
> dEQP-GLES31.functional.debug.negative_coverage.*.buffer.copy_image_sub_data
> Signed-off-by: Kenneth Graunke <kenneth at whitecape.org>
> ---
>  src/mesa/main/copyimage.c | 25 +++++++++++++++++++++++--
>  1 file changed, 23 insertions(+), 2 deletions(-)

Oops...I accidentally mailed this out before regression testing it
(waited for my test job to come back, saw it was green...but it was
the results for a different patch).

It looks like it regresses some Piglit tests (but I think the tests
are probably what needs to change).  I'll look into it.
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