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nir: add nir_intrinsic_load_barycentric_model

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Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/merge_requests/3578>
This commit is contained in:
Samuel Pitoiset
2020-01-24 11:36:37 +01:00
committed by Marge Bot
parent df8dd12e5b
commit 9021b45b35
2 changed files with 14 additions and 11 deletions
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3
src/compiler/nir/nir_builder.h
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@@ -1250,8 +1250,9 @@ static inline nir_ssa_def *
nir_load_barycentric(nir_builder *build, nir_intrinsic_op op,
unsigned interp_mode)
{
unsigned num_components = op == nir_intrinsic_load_barycentric_model ? 3 : 2;
nir_intrinsic_instr *bary = nir_intrinsic_instr_create(build->shader, op);
nir_ssa_dest_init(&bary->instr, &bary->dest, 2, 32, NULL);
nir_ssa_dest_init(&bary->instr, &bary->dest, num_components, 32, NULL);
nir_intrinsic_set_interp_mode(bary, interp_mode);
nir_builder_instr_insert(build, &bary->instr);
return &bary->dest.ssa;