diff --git a/src/gallium/drivers/d3d12/d3d12_compiler.cpp b/src/gallium/drivers/d3d12/d3d12_compiler.cpp index 05e9f32e998..061bdd56501 100644 --- a/src/gallium/drivers/d3d12/d3d12_compiler.cpp +++ b/src/gallium/drivers/d3d12/d3d12_compiler.cpp @@ -1160,6 +1160,7 @@ d3d12_create_shader(struct d3d12_context *ctx, next ? next->current->nir->info.inputs_read : 0); } else { NIR_PASS_V(nir, nir_lower_fragcoord_wtrans); + NIR_PASS_V(nir, d3d12_lower_sample_pos); dxil_sort_ps_outputs(nir); } diff --git a/src/gallium/drivers/d3d12/d3d12_nir_passes.c b/src/gallium/drivers/d3d12/d3d12_nir_passes.c index d0927f67c88..16065fc2aa5 100644 --- a/src/gallium/drivers/d3d12/d3d12_nir_passes.c +++ b/src/gallium/drivers/d3d12/d3d12_nir_passes.c @@ -857,3 +857,24 @@ d3d12_lower_triangle_strip(nir_shader *shader) nir_metadata_preserve(impl, nir_metadata_none); NIR_PASS_V(shader, nir_lower_var_copies); } + +static bool +is_sample_pos(const nir_instr *instr, const void *_data) +{ + if (instr->type != nir_instr_type_intrinsic) + return false; + nir_intrinsic_instr *intr = nir_instr_as_intrinsic(instr); + return intr->intrinsic == nir_intrinsic_load_sample_pos; +} + +static nir_ssa_def * +lower_sample_pos(nir_builder *b, nir_instr *instr, void *_data) +{ + return nir_load_sample_pos_from_id(b, 32, nir_load_sample_id(b)); +} + +bool +d3d12_lower_sample_pos(nir_shader *s) +{ + return nir_shader_lower_instructions(s, is_sample_pos, lower_sample_pos, NULL); +} diff --git a/src/gallium/drivers/d3d12/d3d12_nir_passes.h b/src/gallium/drivers/d3d12/d3d12_nir_passes.h index f5aa93c03a6..7b6d4a3628a 100644 --- a/src/gallium/drivers/d3d12/d3d12_nir_passes.h +++ b/src/gallium/drivers/d3d12/d3d12_nir_passes.h @@ -98,6 +98,9 @@ d3d12_lower_triangle_strip(nir_shader *shader); bool d3d12_lower_image_casts(nir_shader *s, struct d3d12_image_format_conversion_info *info); +bool +d3d12_lower_sample_pos(nir_shader *s); + #ifdef __cplusplus } #endif