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author | ReinUsesLisp <reinuseslisp@airmail.cc> | 2021-03-19 23:28:31 +0100 |
---|---|---|
committer | ameerj <52414509+ameerj@users.noreply.github.com> | 2021-07-23 03:51:23 +0200 |
commit | 260743f371236f7c57b01334b1c3474b15a47c39 (patch) | |
tree | 312d89fa8215199ef5f7ec1fc84b025df526e107 /src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp | |
parent | shader: Implement DADD (diff) | |
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Diffstat (limited to '')
-rw-r--r-- | src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp | 55 |
1 files changed, 51 insertions, 4 deletions
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp index 125b58cf7..02d115740 100644 --- a/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp +++ b/src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp @@ -5,6 +5,43 @@ #include "shader_recompiler/backend/spirv/emit_spirv.h" namespace Shader::Backend::SPIRV { +namespace { +Id InputAttrPointer(EmitContext& ctx, IR::Attribute attr) { + const u32 element{static_cast<u32>(attr) % 4}; + const auto element_id{[&] { return ctx.Constant(ctx.U32[1], element); }}; + if (IR::IsGeneric(attr)) { + const u32 index{IR::GenericAttributeIndex(attr)}; + return ctx.OpAccessChain(ctx.input_f32, ctx.input_generics.at(index), element_id()); + } + switch (attr) { + case IR::Attribute::PositionX: + case IR::Attribute::PositionY: + case IR::Attribute::PositionZ: + case IR::Attribute::PositionW: + return ctx.OpAccessChain(ctx.input_f32, ctx.input_position, element_id()); + default: + throw NotImplementedException("Read attribute {}", attr); + } +} + +Id OutputAttrPointer(EmitContext& ctx, IR::Attribute attr) { + const u32 element{static_cast<u32>(attr) % 4}; + const auto element_id{[&] { return ctx.Constant(ctx.U32[1], element); }}; + if (IR::IsGeneric(attr)) { + const u32 index{IR::GenericAttributeIndex(attr)}; + return ctx.OpAccessChain(ctx.output_f32, ctx.output_generics.at(index), element_id()); + } + switch (attr) { + case IR::Attribute::PositionX: + case IR::Attribute::PositionY: + case IR::Attribute::PositionZ: + case IR::Attribute::PositionW: + return ctx.OpAccessChain(ctx.output_f32, ctx.output_position, element_id()); + default: + throw NotImplementedException("Read attribute {}", attr); + } +} +} // Anonymous namespace void EmitGetRegister(EmitContext&) { throw NotImplementedException("SPIR-V Instruction"); @@ -87,12 +124,12 @@ Id EmitGetCbufU64(EmitContext& ctx, const IR::Value& binding, const IR::Value& o return GetCbuf(ctx, ctx.U64, &UniformDefinitions::U64, sizeof(u64), binding, offset); } -void EmitGetAttribute(EmitContext&) { - throw NotImplementedException("SPIR-V Instruction"); +Id EmitGetAttribute(EmitContext& ctx, IR::Attribute attr) { + return ctx.OpLoad(ctx.F32[1], InputAttrPointer(ctx, attr)); } -void EmitSetAttribute(EmitContext&) { - throw NotImplementedException("SPIR-V Instruction"); +void EmitSetAttribute(EmitContext& ctx, IR::Attribute attr, Id value) { + ctx.OpStore(OutputAttrPointer(ctx, attr), value); } void EmitGetAttributeIndexed(EmitContext&) { @@ -103,6 +140,16 @@ void EmitSetAttributeIndexed(EmitContext&) { throw NotImplementedException("SPIR-V Instruction"); } +void EmitSetFragColor(EmitContext& ctx, u32 index, u32 component, Id value) { + const Id component_id{ctx.Constant(ctx.U32[1], component)}; + const Id pointer{ctx.OpAccessChain(ctx.output_f32, ctx.frag_color.at(index), component_id)}; + ctx.OpStore(pointer, value); +} + +void EmitSetFragDepth(EmitContext& ctx, Id value) { + ctx.OpStore(ctx.frag_depth, value); +} + void EmitGetZFlag(EmitContext&) { throw NotImplementedException("SPIR-V Instruction"); } |