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radv: Add noatocdithering option to RADV_DEBUG

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Was useful in testing a difference between D3D and VK ATOC rendering earlier today, would be nice to check this more easily in future.

Signed-off-by: Joshua Ashton <joshua@froggi.es>
Reviewed-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/13069>
This commit is contained in:
Joshua Ashton
2021-09-27 22:41:23 +01:00
committed by Marge Bot
parent daa8a81d99
commit eb06e6e6cd
4 changed files with 16 additions and 3 deletions
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15
src/amd/vulkan/radv_pipeline.c
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@@ -639,9 +639,18 @@ radv_pipeline_init_blend_state(struct radv_pipeline *pipeline,
cb_color_control |= S_028808_ROP3(V_028808_ROP3_COPY);
}
blend.db_alpha_to_mask = S_028B70_ALPHA_TO_MASK_OFFSET0(3) | S_028B70_ALPHA_TO_MASK_OFFSET1(1) |
S_028B70_ALPHA_TO_MASK_OFFSET2(0) | S_028B70_ALPHA_TO_MASK_OFFSET3(2) |
S_028B70_OFFSET_ROUND(1);
if (pipeline->device->instance->debug_flags & RADV_DEBUG_NO_ATOC_DITHERING)
{
blend.db_alpha_to_mask = S_028B70_ALPHA_TO_MASK_OFFSET0(2) | S_028B70_ALPHA_TO_MASK_OFFSET1(2) |
S_028B70_ALPHA_TO_MASK_OFFSET2(2) | S_028B70_ALPHA_TO_MASK_OFFSET3(2) |
S_028B70_OFFSET_ROUND(0);
}
else
{
blend.db_alpha_to_mask = S_028B70_ALPHA_TO_MASK_OFFSET0(3) | S_028B70_ALPHA_TO_MASK_OFFSET1(1) |
S_028B70_ALPHA_TO_MASK_OFFSET2(0) | S_028B70_ALPHA_TO_MASK_OFFSET3(2) |
S_028B70_OFFSET_ROUND(1);
}
if (vkms && vkms->alphaToCoverageEnable) {
blend.db_alpha_to_mask |= S_028B70_ALPHA_TO_MASK_ENABLE(1);