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radv: gather the output usage mask for clip/cull distances correctly

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It's a special case because both are combined into a single array.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Samuel Pitoiset 2018-08-30 09:43:29 +02:00
parent ffe3a2a298
commit 730c704f86
1 changed files with 8 additions and 0 deletions
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8
src/amd/vulkan/radv_shader_info.c
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@ -128,6 +128,14 @@ set_output_usage_mask(const nir_shader *nir, const nir_intrinsic_instr *instr,
get_deref_offset(deref_instr, &const_offset);
if (idx == VARYING_SLOT_CLIP_DIST0) {
/* Special case for clip/cull distances because there are
* combined into a single array that contains both.
*/
output_usage_mask[idx] |= 1 << const_offset;
return;
}
for (unsigned i = 0; i < attrib_count; i++) {
output_usage_mask[idx + i + const_offset] |=
instr->const_index[0] << comp;