On Mon, Apr 18, 2016 at 11:49 PM, Kenneth Graunke <kenn...@whitecape.org> wrote:
> The coverage mask is not sufficient - in per-sample mode, we also need
> to AND with a mask representing the samples being processed by the
> current fragment shader invocation.
>
> Fixes 18 dEQP-GLES31.functional.shaders.sample_variables tests:
>
> sample_mask_in.bit_count_per_sample.multisample_{rbo,texture}_{1,2,4,8}
> sample_mask_in.bit_count_per_two_samples.multisample_{rbo,texture}_{4,8}
> sample_mask_in.bits_unique_per_sample.multisample_{rbo,texture}_{1,2,4,8}
> sample_mask_in.bits_unique_per_two_samples.multisample_{rbo,texture}_{4,8}
>
> Signed-off-by: Kenneth Graunke <kenn...@whitecape.org>
> ---
> src/mesa/drivers/dri/i965/brw_fs.cpp | 40
> ++++++++++++++++++++++++++++++++
> src/mesa/drivers/dri/i965/brw_fs.h | 1 +
> src/mesa/drivers/dri/i965/brw_fs_nir.cpp | 3 +--
> 3 files changed, 42 insertions(+), 2 deletions(-)
>
> diff --git a/src/mesa/drivers/dri/i965/brw_fs.cpp
> b/src/mesa/drivers/dri/i965/brw_fs.cpp
> index 8ae3545..3e9d86c 100644
> --- a/src/mesa/drivers/dri/i965/brw_fs.cpp
> +++ b/src/mesa/drivers/dri/i965/brw_fs.cpp
> @@ -1423,6 +1423,46 @@ fs_visitor::emit_sampleid_setup()
> return reg;
> }
>
> +fs_reg *
> +fs_visitor::emit_samplemaskin_setup()
> +{
> + assert(stage == MESA_SHADER_FRAGMENT);
> + brw_wm_prog_key *key = (brw_wm_prog_key*) this->key;
Please put a space before the * in the cast.
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