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shader: run merged geometry stages as mesh shaders

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Co-authored-by: Brandon Strong <brandostrong@gmail.com>
Co-authored-by: fxpw <fxpw@outlook.com>
Co-authored-by: shadowbeat070 <70843316+shadowbeat070@users.noreply.github.com>
This commit is contained in:
nmzik
2026-09-05 08:32:23 +04:00
parent 246212789f
commit 3213934d42
39 changed files with 1403 additions and 858 deletions
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src/graphics/shader/recompiler/backend/spirv/spirvEmitterHelpers.cpp
+6 -1
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@@ -126,7 +126,7 @@ uint32_t EmitSubgroupLocalInvocationId(EmitterState& state) {
const auto value = state.builder.AllocateId();
state.builder.AddFunction(
{OpLoad, TypeU32(state), value, state.subgroup_local_invocation_id_variable});
return value;
return state.lane_half == 0 ? value : EmitAddU32(state, value, ConstantU32(state, 32));
}
uint32_t InputVariableForKind(const EmitterState& state, IR::StageInputKind kind) {
@@ -167,6 +167,11 @@ uint32_t EmitLocalInvocationIndex(EmitterState& state) {
}
const auto value = state.builder.AllocateId();
state.builder.AddFunction({OpLoad, TypeU32(state), value, variable});
if (state.lane_count == 2) {
const auto wave_base = EmitBinaryU32(state, OpBitwiseAnd, value, ConstantU32(state, ~31u));
return EmitAddU32(state, EmitAddU32(state, value, wave_base),
ConstantU32(state, state.lane_half * 32));
}
return value;
}