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intel/compiler: handle ViewportIndex, PrimitiveID and Layer in MUE setup

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Reviewed-by: Caio Oliveira <caio.oliveira@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15303>
This commit is contained in:
Marcin Ślusarz 2022-02-01 18:09:52 +01:00 • committed by Marge Bot
parent bc4f8c073a
commit 8c16ce53a9
1 changed files with 23 additions and 9 deletions
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32
src/intel/compiler/brw_mesh.cpp
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@ -325,23 +325,37 @@ brw_compute_mue_map(struct nir_shader *nir, struct brw_mue_map *map)
const unsigned primitive_list_size_dw = 1 + vertices_per_primitive * map->max_primitives;
/* TODO(mesh): Multiview. */
map->per_primitive_header_size_dw = 0;
map->per_primitive_header_size_dw =
(nir->info.outputs_written & (BITFIELD64_BIT(VARYING_SLOT_VIEWPORT) |
BITFIELD64_BIT(VARYING_SLOT_LAYER))) ? 8 : 0;
map->per_primitive_start_dw = ALIGN(primitive_list_size_dw, 8);
unsigned next_primitive = map->per_primitive_start_dw +
map->per_primitive_header_size_dw;
map->per_primitive_data_size_dw = 0;
u_foreach_bit64(location, outputs_written & nir->info.per_primitive_outputs) {
assert(map->start_dw[location] == -1);
assert(location >= VARYING_SLOT_VAR0);
map->start_dw[location] = next_primitive;
next_primitive += 4;
unsigned start;
switch (location) {
case VARYING_SLOT_LAYER:
start = map->per_primitive_start_dw + 1; /* RTAIndex */
break;
case VARYING_SLOT_VIEWPORT:
start = map->per_primitive_start_dw + 2;
break;
default:
assert(location == VARYING_SLOT_PRIMITIVE_ID ||
location >= VARYING_SLOT_VAR0);
start = map->per_primitive_start_dw +
map->per_primitive_header_size_dw +
map->per_primitive_data_size_dw;
map->per_primitive_data_size_dw += 4;
break;
}
map->start_dw[location] = start;
}
map->per_primitive_data_size_dw = next_primitive -
map->per_primitive_start_dw -
map->per_primitive_header_size_dw;
map->per_primitive_pitch_dw = ALIGN(map->per_primitive_header_size_dw +
map->per_primitive_data_size_dw, 8);