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nir/lower_tex: use vector_insert_imm

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was in the area.

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Reviewed-by: Faith Ekstrand <faith.ekstrand@collabora.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/34426>
This commit is contained in:
Alyssa Rosenzweig 2025-04-07 09:01:27 -04:00 • committed by Marge Bot
parent c23201ad8a
commit c2a3c70086
1 changed files with 3 additions and 10 deletions
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13
src/compiler/nir/nir_lower_tex.c
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@ -195,16 +195,9 @@ lower_offset(nir_builder *b, nir_tex_instr *tex)
if (tex->is_array) {
/* The offset is not applied to the array index */
if (tex->coord_components == 2) {
offset_coord = nir_vec2(b, nir_channel(b, offset_coord, 0),
nir_channel(b, coord, 1));
} else if (tex->coord_components == 3) {
offset_coord = nir_vec3(b, nir_channel(b, offset_coord, 0),
nir_channel(b, offset_coord, 1),
nir_channel(b, coord, 2));
} else {
unreachable("Invalid number of components");
}
unsigned a = tex->coord_components - 1;
offset_coord = nir_vector_insert_imm(b, offset_coord,
nir_channel(b, coord, a), a);
}
nir_src_rewrite(&tex->src[coord_index].src, offset_coord);