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intel/nir: Clean up lower_alpha_to_coverage a bit

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Reviewed-by: Caio Marcelo de Oliveira Filho <caio.oliveira@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/6233>
This commit is contained in:
Jason Ekstrand
2020-08-07 11:25:24 -05:00
committed by Marge Bot
parent b6fdb1405e
commit b7db9ee320
1 changed files with 8 additions and 13 deletions
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21
src/intel/compiler/brw_nir_lower_alpha_to_coverage.c
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@@ -65,21 +65,16 @@ build_dither_mask(nir_builder *b, nir_ssa_def *color)
nir_f2i32(b, nir_fmul_imm(b, nir_fsat(b, alpha), 16.0));
nir_ssa_def *part_a =
nir_iand(b,
nir_imm_int(b, 0xf),
nir_ushr(b,
nir_imm_int(b, 0xfea80),
nir_iand(b, m, nir_imm_int(b, ~3))));
nir_iand_imm(b, nir_ushr(b, nir_imm_int(b, 0xfea80),
nir_iand_imm(b, m, ~3)),
0xf);
nir_ssa_def *part_b = nir_iand(b, m, nir_imm_int(b, 2));
nir_ssa_def *part_b = nir_iand_imm(b, m, 2);
nir_ssa_def *part_c = nir_iand_imm(b, m, 1);
nir_ssa_def *part_c = nir_iand(b, m, nir_imm_int(b, 1));
return nir_ior(b,
nir_imul_imm(b, part_a, 0x1111),
nir_ior(b,
nir_imul_imm(b, part_b, 0x0808),
nir_imul_imm(b, part_c, 0x0100)));
return nir_ior(b, nir_imul_imm(b, part_a, 0x1111),
nir_ior(b, nir_imul_imm(b, part_b, 0x0808),
nir_imul_imm(b, part_c, 0x0100)));
}
bool