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shader: Implement SampleMask

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This commit is contained in:
ReinUsesLisp 2021-04-16 18:47:26 -03:00 committed by ameerj
parent 95815a3883
commit 80940b1706
11 changed files with 22 additions and 2 deletions
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5
src/shader_recompiler/backend/spirv/emit_context.cpp
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@ -1179,7 +1179,10 @@ void EmitContext::DefineOutputs(const IR::Program& program) {
if (info.stores_frag_depth) {
frag_depth = DefineOutput(*this, F32[1], std::nullopt);
Decorate(frag_depth, spv::Decoration::BuiltIn, spv::BuiltIn::FragDepth);
Name(frag_depth, "frag_depth");
}
if (info.stores_sample_mask) {
sample_mask = DefineOutput(*this, U32[1], std::nullopt);
Decorate(sample_mask, spv::Decoration::BuiltIn, spv::BuiltIn::SampleMask);
}
break;
default:

1
src/shader_recompiler/backend/spirv/emit_context.h
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@ -215,6 +215,7 @@ public:
std::array<Id, 30> patches{};
std::array<Id, 8> frag_color{};
Id sample_mask{};
Id frag_depth{};
std::vector<Id> interfaces;

1
src/shader_recompiler/backend/spirv/emit_spirv.h
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@ -58,6 +58,7 @@ void EmitSetAttributeIndexed(EmitContext& ctx, Id offset, Id value, Id vertex);
Id EmitGetPatch(EmitContext& ctx, IR::Patch patch);
void EmitSetPatch(EmitContext& ctx, IR::Patch patch, Id value);
void EmitSetFragColor(EmitContext& ctx, u32 index, u32 component, Id value);
void EmitSetSampleMask(EmitContext& ctx, Id value);
void EmitSetFragDepth(EmitContext& ctx, Id value);
void EmitGetZFlag(EmitContext& ctx);
void EmitGetSFlag(EmitContext& ctx);

4
src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp
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@ -343,6 +343,10 @@ void EmitSetFragColor(EmitContext& ctx, u32 index, u32 component, Id value) {
ctx.OpStore(pointer, value);
}
void EmitSetSampleMask(EmitContext& ctx, Id value) {
ctx.OpStore(ctx.sample_mask, value);
}
void EmitSetFragDepth(EmitContext& ctx, Id value) {
ctx.OpStore(ctx.frag_depth, value);
}

4
src/shader_recompiler/frontend/ir/ir_emitter.cpp
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@ -343,6 +343,10 @@ void IREmitter::SetFragColor(u32 index, u32 component, const F32& value) {
Inst(Opcode::SetFragColor, Imm32(index), Imm32(component), value);
}
void IREmitter::SetSampleMask(const U32& value) {
Inst(Opcode::SetSampleMask, value);
}
void IREmitter::SetFragDepth(const F32& value) {
Inst(Opcode::SetFragDepth, value);
}

1
src/shader_recompiler/frontend/ir/ir_emitter.h
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@ -88,6 +88,7 @@ public:
void SetPatch(Patch patch, const F32& value);
void SetFragColor(u32 index, u32 component, const F32& value);
void SetSampleMask(const U32& value);
void SetFragDepth(const F32& value);
[[nodiscard]] U32 WorkgroupIdX();

1
src/shader_recompiler/frontend/ir/microinstruction.cpp
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@ -75,6 +75,7 @@ bool Inst::MayHaveSideEffects() const noexcept {
case Opcode::SetAttributeIndexed:
case Opcode::SetPatch:
case Opcode::SetFragColor:
case Opcode::SetSampleMask:
case Opcode::SetFragDepth:
case Opcode::WriteGlobalU8:
case Opcode::WriteGlobalS8:

1
src/shader_recompiler/frontend/ir/opcodes.inc
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@ -51,6 +51,7 @@ OPCODE(SetAttributeIndexed, Void, U32,
OPCODE(GetPatch, F32, Patch, )
OPCODE(SetPatch, Void, Patch, F32, )
OPCODE(SetFragColor, Void, U32, U32, F32, )
OPCODE(SetSampleMask, Void, U32, )
OPCODE(SetFragDepth, Void, F32, )
OPCODE(GetZFlag, U1, Void, )
OPCODE(GetSFlag, U1, Void, )

2
src/shader_recompiler/frontend/maxwell/translate/impl/exit_program.cpp
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@ -22,7 +22,7 @@ void ExitFragment(TranslatorVisitor& v) {
}
}
if (sph.ps.omap.sample_mask != 0) {
throw NotImplementedException("Sample mask");
v.ir.SetSampleMask(v.X(src_reg));
}
if (sph.ps.omap.depth != 0) {
v.ir.SetFragDepth(v.F(src_reg + 1));

3
src/shader_recompiler/ir_opt/collect_shader_info_pass.cpp
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@ -403,6 +403,9 @@ void VisitUsages(Info& info, IR::Inst& inst) {
case IR::Opcode::SetFragColor:
info.stores_frag_color[inst.Arg(0).U32()] = true;
break;
case IR::Opcode::SetSampleMask:
info.stores_sample_mask = true;
break;
case IR::Opcode::SetFragDepth:
info.stores_frag_depth = true;
break;

1
src/shader_recompiler/shader_info.h
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@ -118,6 +118,7 @@ struct Info {
bool loads_indexed_attributes{};
std::array<bool, 8> stores_frag_color{};
bool stores_sample_mask{};
bool stores_frag_depth{};
std::array<bool, 32> stores_generics{};
bool stores_position{};