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zink/spirv: support vec1 coordinates

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Acked-by: Jordan Justen <jordan.l.justen@intel.com>
This commit is contained in:
Erik Faye-Lund 2019-07-15 15:48:31 +02:00
parent 499bf41487
commit 69189417ae
1 changed files with 11 additions and 6 deletions
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17
src/gallium/drivers/zink/nir_to_spirv/nir_to_spirv.c
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@ -1165,12 +1165,17 @@ emit_tex(struct ntv_context *ctx, nir_tex_instr *tex)
if (proj) {
SpvId constituents[coord_components + 1];
SpvId float_type = spirv_builder_type_float(&ctx->builder, 32);
for (uint32_t i = 0; i < coord_components; ++i)
constituents[i] = spirv_builder_emit_composite_extract(&ctx->builder,
float_type,
coord,
&i, 1);
if (coord_components == 1)
constituents[0] = coord;
else {
assert(coord_components > 1);
SpvId float_type = spirv_builder_type_float(&ctx->builder, 32);
for (uint32_t i = 0; i < coord_components; ++i)
constituents[i] = spirv_builder_emit_composite_extract(&ctx->builder,
float_type,
coord,
&i, 1);
}
constituents[coord_components++] = proj;