fdo-mirrors/mesa
1
0
Fork 0
mirror of https://gitlab.freedesktop.org/mesa/mesa.git synced 2026-06-06 19:18:15 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions 2

nir/lower_point_size: support lowered i/o

Browse source 
Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Reviewed-by: Iago Toral Quiroga <itoral@igalia.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/29248>
This commit is contained in:
Alyssa Rosenzweig 2024-04-11 07:20:31 -04:00 • committed by Marge Bot
parent 471ac97a4a
commit 0b582449f0
1 changed files with 16 additions and 8 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

24
src/compiler/nir/nir_lower_point_size.c
View file

@ -37,18 +37,26 @@ lower_point_size_intrin(nir_builder *b, nir_intrinsic_instr *intr, void *data)
{
float *minmax = (float *)data;
if (intr->intrinsic != nir_intrinsic_store_deref)
return false;
gl_varying_slot location = VARYING_SLOT_MAX;
nir_src *psiz_src;
nir_deref_instr *deref = nir_src_as_deref(intr->src[0]);
nir_variable *var = nir_deref_instr_get_variable(deref);
if (var->data.location != VARYING_SLOT_PSIZ)
if (intr->intrinsic == nir_intrinsic_store_deref) {
nir_deref_instr *deref = nir_src_as_deref(intr->src[0]);
nir_variable *var = nir_deref_instr_get_variable(deref);
location = var->data.location;
psiz_src = &intr->src[1];
} else if (intr->intrinsic == nir_intrinsic_store_output) {
location = nir_intrinsic_io_semantics(intr).location;
psiz_src = &intr->src[0];
}
if (location != VARYING_SLOT_PSIZ)
return false;
b->cursor = nir_before_instr(&intr->instr);
assert(intr->src[1].ssa->num_components == 1);
nir_def *psiz = intr->src[1].ssa;
nir_def *psiz = psiz_src->ssa;
assert(psiz->num_components == 1);
if (minmax[0] > 0.0f)
psiz = nir_fmax(b, psiz, nir_imm_float(b, minmax[0]));
@ -56,7 +64,7 @@ lower_point_size_intrin(nir_builder *b, nir_intrinsic_instr *intr, void *data)
if (minmax[1] > 0.0f)
psiz = nir_fmin(b, psiz, nir_imm_float(b, minmax[1]));
nir_src_rewrite(&intr->src[1], psiz);
nir_src_rewrite(psiz_src, psiz);
return true;
}