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jay: Implement fragment shader barycentrics

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Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/41872>
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Kenneth Graunke 2026-05-28 16:06:55 -07:00 • committed by Marge Bot
parent 7be50b714c
commit bfa07e906a
1 changed files with 13 additions and 0 deletions
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13
src/intel/compiler/jay/jay_from_nir.c
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@ -1601,6 +1601,19 @@ jay_emit_intrinsic(struct nir_to_jay_state *nj, nir_intrinsic_instr *intr)
break;
}
case nir_intrinsic_load_input_vertex: {
assert(fs);
unsigned location = nir_intrinsic_io_semantics(intr).location;
unsigned i = (s->prog_data->fs.urb_setup[location] * 4) +
nir_intrinsic_component(intr);
unsigned vtx = nir_src_as_uint(intr->src[0]);
for (unsigned j = 0; j < intr->num_components; j++) {
jay_copy(b, jay_extract(dst, j), jay_extract(fs->deltas[i + j], vtx));
}
break;
}
case nir_intrinsic_load_subgroup_id:
assert(cs && f->is_entrypoint && "todo: this needs ABI");
/* Subgroup ID in Thread Group is u0.2 bits 7:0 */