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ac/nir/ngg: Carve out ngg_gs_process_out_vertex.

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This is	the part of the	code that processes things related to
a single vertex, mainly loading the outputs from LDS and
performing some adjustments on them.

Reviewed-by: Marek Olšák <marek.olsak@amd.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/33218>
This commit is contained in:
Timur Kristóf 2025-01-27 14:05:21 +01:00 • committed by Marge Bot
parent 4f8ee9b045
commit 213759d2b6
1 changed files with 10 additions and 3 deletions
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13
src/amd/common/nir/ac_nir_lower_ngg.c
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@ -2340,10 +2340,8 @@ ngg_gs_export_primitives(nir_builder *b, nir_def *max_num_out_prims, nir_def *ti
}
static void
ngg_gs_export_vertices(nir_builder *b, nir_def *max_num_out_vtx, nir_def *tid_in_tg,
nir_def *out_vtx_lds_addr, lower_ngg_gs_state *s)
ngg_gs_process_out_vertex(nir_builder *b, nir_def *out_vtx_lds_addr, lower_ngg_gs_state *s)
{
nir_if *if_vtx_export_thread = nir_push_if(b, nir_ilt(b, tid_in_tg, max_num_out_vtx));
nir_def *exported_out_vtx_lds_addr = out_vtx_lds_addr;
if (!s->output_compile_time_known) {
@ -2408,6 +2406,15 @@ ngg_gs_export_vertices(nir_builder *b, nir_def *max_num_out_vtx, nir_def *tid_in
/* This should be after streamout and before exports. */
ac_nir_clamp_vertex_color_outputs(b, &s->out);
}
static void
ngg_gs_export_vertices(nir_builder *b, nir_def *max_num_out_vtx, nir_def *tid_in_tg,
nir_def *out_vtx_lds_addr, lower_ngg_gs_state *s)
{
nir_if *if_vtx_export_thread = nir_push_if(b, nir_ilt(b, tid_in_tg, max_num_out_vtx));
ngg_gs_process_out_vertex(b, out_vtx_lds_addr, s);
uint64_t export_outputs = b->shader->info.outputs_written | VARYING_BIT_POS;
if (s->options->kill_pointsize)