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-rw-r--r--src/shader_recompiler/backend/spirv/emit_context.cpp143
-rw-r--r--src/shader_recompiler/backend/spirv/emit_context.h11
-rw-r--r--src/shader_recompiler/backend/spirv/emit_spirv_context_get_set.cpp70
3 files changed, 153 insertions, 71 deletions
diff --git a/src/shader_recompiler/backend/spirv/emit_context.cpp b/src/shader_recompiler/backend/spirv/emit_context.cpp
index 2885e6799..3c84e6466 100644
--- a/src/shader_recompiler/backend/spirv/emit_context.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_context.cpp
@@ -430,15 +430,33 @@ Id DescType(EmitContext& ctx, Id sampled_type, Id pointer_type, u32 count) {
}
}
-size_t FindNextUnusedLocation(const std::bitset<IR::NUM_GENERICS>& used_locations,
- size_t start_offset) {
+size_t FindAndSetNextUnusedLocation(std::bitset<IR::NUM_GENERICS>& used_locations,
+ size_t& start_offset) {
for (size_t location = start_offset; location < used_locations.size(); ++location) {
if (!used_locations.test(location)) {
+ start_offset = location;
+ used_locations.set(location);
return location;
}
}
throw RuntimeError("Unable to get an unused location for legacy attribute");
}
+
+Id DefineLegacyInput(EmitContext& ctx, std::bitset<IR::NUM_GENERICS>& used_locations,
+ size_t& start_offset) {
+ const Id id{DefineInput(ctx, ctx.F32[4], true)};
+ const size_t location = FindAndSetNextUnusedLocation(used_locations, start_offset);
+ ctx.Decorate(id, spv::Decoration::Location, location);
+ return id;
+}
+
+Id DefineLegacyOutput(EmitContext& ctx, std::bitset<IR::NUM_GENERICS>& used_locations,
+ size_t& start_offset, std::optional<u32> invocations) {
+ const Id id{DefineOutput(ctx, ctx.F32[4], invocations)};
+ const size_t location = FindAndSetNextUnusedLocation(used_locations, start_offset);
+ ctx.Decorate(id, spv::Decoration::Location, location);
+ return id;
+}
} // Anonymous namespace
void VectorTypes::Define(Sirit::Module& sirit_ctx, Id base_type, std::string_view name) {
@@ -520,6 +538,64 @@ Id EmitContext::BitOffset16(const IR::Value& offset) {
return OpBitwiseAnd(U32[1], OpShiftLeftLogical(U32[1], Def(offset), Const(3u)), Const(16u));
}
+Id EmitContext::InputLegacyAttribute(IR::Attribute attribute) {
+ if (attribute >= IR::Attribute::ColorFrontDiffuseR &&
+ attribute <= IR::Attribute::ColorFrontDiffuseA) {
+ return input_front_color;
+ }
+ if (attribute >= IR::Attribute::ColorFrontSpecularR &&
+ attribute <= IR::Attribute::ColorFrontSpecularA) {
+ return input_front_secondary_color;
+ }
+ if (attribute >= IR::Attribute::ColorBackDiffuseR &&
+ attribute <= IR::Attribute::ColorBackDiffuseA) {
+ return input_back_color;
+ }
+ if (attribute >= IR::Attribute::ColorBackSpecularR &&
+ attribute <= IR::Attribute::ColorBackSpecularA) {
+ return input_back_secondary_color;
+ }
+ if (attribute == IR::Attribute::FogCoordinate) {
+ return input_fog_frag_coord;
+ }
+ if (attribute >= IR::Attribute::FixedFncTexture0S &&
+ attribute <= IR::Attribute::FixedFncTexture9Q) {
+ u32 index =
+ (static_cast<u32>(attribute) - static_cast<u32>(IR::Attribute::FixedFncTexture0S)) / 4;
+ return input_fixed_fnc_textures[index];
+ }
+ throw InvalidArgument("Attribute is not legacy attribute {}", attribute);
+}
+
+Id EmitContext::OutputLegacyAttribute(IR::Attribute attribute) {
+ if (attribute >= IR::Attribute::ColorFrontDiffuseR &&
+ attribute <= IR::Attribute::ColorFrontDiffuseA) {
+ return output_front_color;
+ }
+ if (attribute >= IR::Attribute::ColorFrontSpecularR &&
+ attribute <= IR::Attribute::ColorFrontSpecularA) {
+ return output_front_secondary_color;
+ }
+ if (attribute >= IR::Attribute::ColorBackDiffuseR &&
+ attribute <= IR::Attribute::ColorBackDiffuseA) {
+ return output_back_color;
+ }
+ if (attribute >= IR::Attribute::ColorBackSpecularR &&
+ attribute <= IR::Attribute::ColorBackSpecularA) {
+ return output_back_secondary_color;
+ }
+ if (attribute == IR::Attribute::FogCoordinate) {
+ return output_fog_frag_coord;
+ }
+ if (attribute >= IR::Attribute::FixedFncTexture0S &&
+ attribute <= IR::Attribute::FixedFncTexture9Q) {
+ u32 index =
+ (static_cast<u32>(attribute) - static_cast<u32>(IR::Attribute::FixedFncTexture0S)) / 4;
+ return output_fixed_fnc_textures[index];
+ }
+ throw InvalidArgument("Attribute is not legacy attribute {}", attribute);
+}
+
void EmitContext::DefineCommonTypes(const Info& info) {
void_id = TypeVoid();
@@ -1279,22 +1355,26 @@ void EmitContext::DefineInputs(const IR::Program& program) {
}
size_t previous_unused_location = 0;
if (loads.AnyComponent(IR::Attribute::ColorFrontDiffuseR)) {
- const size_t location = FindNextUnusedLocation(used_locations, previous_unused_location);
- previous_unused_location = location;
- used_locations.set(location);
- const Id id{DefineInput(*this, F32[4], true)};
- Decorate(id, spv::Decoration::Location, location);
- input_front_color = id;
+ input_front_color = DefineLegacyInput(*this, used_locations, previous_unused_location);
+ }
+ if (loads.AnyComponent(IR::Attribute::ColorFrontSpecularR)) {
+ input_front_secondary_color =
+ DefineLegacyInput(*this, used_locations, previous_unused_location);
+ }
+ if (loads.AnyComponent(IR::Attribute::ColorBackDiffuseR)) {
+ input_back_color = DefineLegacyInput(*this, used_locations, previous_unused_location);
+ }
+ if (loads.AnyComponent(IR::Attribute::ColorBackSpecularR)) {
+ input_back_secondary_color =
+ DefineLegacyInput(*this, used_locations, previous_unused_location);
+ }
+ if (loads.AnyComponent(IR::Attribute::FogCoordinate)) {
+ input_fog_frag_coord = DefineLegacyInput(*this, used_locations, previous_unused_location);
}
for (size_t index = 0; index < NUM_FIXEDFNCTEXTURE; ++index) {
if (loads.AnyComponent(IR::Attribute::FixedFncTexture0S + index * 4)) {
- const size_t location =
- FindNextUnusedLocation(used_locations, previous_unused_location);
- previous_unused_location = location;
- used_locations.set(location);
- const Id id{DefineInput(*this, F32[4], true)};
- Decorate(id, spv::Decoration::Location, location);
- input_fixed_fnc_textures[index] = id;
+ input_fixed_fnc_textures[index] =
+ DefineLegacyInput(*this, used_locations, previous_unused_location);
}
}
if (stage == Stage::TessellationEval) {
@@ -1356,22 +1436,29 @@ void EmitContext::DefineOutputs(const IR::Program& program) {
}
size_t previous_unused_location = 0;
if (info.stores.AnyComponent(IR::Attribute::ColorFrontDiffuseR)) {
- const size_t location = FindNextUnusedLocation(used_locations, previous_unused_location);
- previous_unused_location = location;
- used_locations.set(location);
- const Id id{DefineOutput(*this, F32[4], invocations)};
- Decorate(id, spv::Decoration::Location, static_cast<u32>(location));
- output_front_color = id;
+ output_front_color =
+ DefineLegacyOutput(*this, used_locations, previous_unused_location, invocations);
+ }
+ if (info.stores.AnyComponent(IR::Attribute::ColorFrontSpecularR)) {
+ output_front_secondary_color =
+ DefineLegacyOutput(*this, used_locations, previous_unused_location, invocations);
+ }
+ if (info.stores.AnyComponent(IR::Attribute::ColorBackDiffuseR)) {
+ output_back_color =
+ DefineLegacyOutput(*this, used_locations, previous_unused_location, invocations);
+ }
+ if (info.stores.AnyComponent(IR::Attribute::ColorBackSpecularR)) {
+ output_back_secondary_color =
+ DefineLegacyOutput(*this, used_locations, previous_unused_location, invocations);
+ }
+ if (info.stores.AnyComponent(IR::Attribute::FogCoordinate)) {
+ output_fog_frag_coord =
+ DefineLegacyOutput(*this, used_locations, previous_unused_location, invocations);
}
for (size_t index = 0; index < NUM_FIXEDFNCTEXTURE; ++index) {
if (info.stores.AnyComponent(IR::Attribute::FixedFncTexture0S + index * 4)) {
- const size_t location =
- FindNextUnusedLocation(used_locations, previous_unused_location);
- previous_unused_location = location;
- used_locations.set(location);
- const Id id{DefineOutput(*this, F32[4], invocations)};
- Decorate(id, spv::Decoration::Location, location);
- output_fixed_fnc_textures[index] = id;
+ output_fixed_fnc_textures[index] =
+ DefineLegacyOutput(*this, used_locations, previous_unused_location, invocations);
}
}
switch (stage) {
diff --git a/src/shader_recompiler/backend/spirv/emit_context.h b/src/shader_recompiler/backend/spirv/emit_context.h
index 847d0c0e6..112c52382 100644
--- a/src/shader_recompiler/backend/spirv/emit_context.h
+++ b/src/shader_recompiler/backend/spirv/emit_context.h
@@ -113,6 +113,9 @@ public:
[[nodiscard]] Id BitOffset8(const IR::Value& offset);
[[nodiscard]] Id BitOffset16(const IR::Value& offset);
+ Id InputLegacyAttribute(IR::Attribute attribute);
+ Id OutputLegacyAttribute(IR::Attribute attribute);
+
Id Const(u32 value) {
return Constant(U32[1], value);
}
@@ -269,12 +272,20 @@ public:
Id input_position{};
Id input_front_color{};
+ Id input_front_secondary_color{};
+ Id input_back_color{};
+ Id input_back_secondary_color{};
+ Id input_fog_frag_coord{};
std::array<Id, 10> input_fixed_fnc_textures{};
std::array<Id, 32> input_generics{};
Id output_point_size{};
Id output_position{};
Id output_front_color{};
+ Id output_front_secondary_color{};
+ Id output_back_color{};
+ Id output_back_secondary_color{};
+ Id output_fog_frag_coord{};
std::array<Id, 10> output_fixed_fnc_textures{};
std::array<std::array<GenericElementInfo, 4>, 32> output_generics{};
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 6f60c6574..d3a93d5f4 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
@@ -43,23 +43,12 @@ Id AttrPointer(EmitContext& ctx, Id pointer_type, Id vertex, Id base, Args&&...
}
}
-bool IsFixedFncTexture(IR::Attribute attribute) {
- return attribute >= IR::Attribute::FixedFncTexture0S &&
- attribute <= IR::Attribute::FixedFncTexture9Q;
-}
-
-u32 FixedFncTextureAttributeIndex(IR::Attribute attribute) {
- if (!IsFixedFncTexture(attribute)) {
- throw InvalidArgument("Attribute {} is not a FixedFncTexture", attribute);
- }
- return (static_cast<u32>(attribute) - static_cast<u32>(IR::Attribute::FixedFncTexture0S)) / 4u;
-}
-
-u32 FixedFncTextureAttributeElement(IR::Attribute attribute) {
- if (!IsFixedFncTexture(attribute)) {
- throw InvalidArgument("Attribute {} is not a FixedFncTexture", attribute);
- }
- return static_cast<u32>(attribute) % 4u;
+bool IsLegacyAttribute(IR::Attribute attribute) {
+ return (attribute >= IR::Attribute::ColorFrontDiffuseR &&
+ attribute <= IR::Attribute::ColorBackSpecularA) ||
+ attribute == IR::Attribute::FogCoordinate ||
+ (attribute >= IR::Attribute::FixedFncTexture0S &&
+ attribute <= IR::Attribute::FixedFncTexture9Q);
}
template <typename... Args>
@@ -93,12 +82,16 @@ std::optional<OutAttr> OutputAttrPointer(EmitContext& ctx, IR::Attribute attr) {
return OutputAccessChain(ctx, ctx.output_f32, info.id, index_id);
}
}
- if (IsFixedFncTexture(attr)) {
- const u32 index{FixedFncTextureAttributeIndex(attr)};
- const u32 element{FixedFncTextureAttributeElement(attr)};
- const Id element_id{ctx.Const(element)};
- return OutputAccessChain(ctx, ctx.output_f32, ctx.output_fixed_fnc_textures[index],
- element_id);
+ if (IsLegacyAttribute(attr)) {
+ if (attr == IR::Attribute::FogCoordinate) {
+ return OutputAccessChain(ctx, ctx.output_f32, ctx.OutputLegacyAttribute(attr),
+ ctx.Const(0u));
+ } else {
+ const u32 element{static_cast<u32>(attr) % 4};
+ const Id element_id{ctx.Const(element)};
+ return OutputAccessChain(ctx, ctx.output_f32, ctx.OutputLegacyAttribute(attr),
+ element_id);
+ }
}
switch (attr) {
case IR::Attribute::PointSize:
@@ -111,14 +104,6 @@ std::optional<OutAttr> OutputAttrPointer(EmitContext& ctx, IR::Attribute attr) {
const Id element_id{ctx.Const(element)};
return OutputAccessChain(ctx, ctx.output_f32, ctx.output_position, element_id);
}
- case IR::Attribute::ColorFrontDiffuseR:
- case IR::Attribute::ColorFrontDiffuseG:
- case IR::Attribute::ColorFrontDiffuseB:
- case IR::Attribute::ColorFrontDiffuseA: {
- const u32 element{static_cast<u32>(attr) % 4};
- const Id element_id{ctx.Const(element)};
- return OutputAccessChain(ctx, ctx.output_f32, ctx.output_front_color, element_id);
- }
case IR::Attribute::ClipDistance0:
case IR::Attribute::ClipDistance1:
case IR::Attribute::ClipDistance2:
@@ -341,11 +326,17 @@ Id EmitGetAttribute(EmitContext& ctx, IR::Attribute attr, Id vertex) {
const Id value{ctx.OpLoad(type->id, pointer)};
return type->needs_cast ? ctx.OpBitcast(ctx.F32[1], value) : value;
}
- if (IsFixedFncTexture(attr)) {
- const u32 index{FixedFncTextureAttributeIndex(attr)};
- const Id attr_id{ctx.input_fixed_fnc_textures[index]};
- const Id attr_ptr{AttrPointer(ctx, ctx.input_f32, vertex, attr_id, ctx.Const(element))};
- return ctx.OpLoad(ctx.F32[1], attr_ptr);
+ if (IsLegacyAttribute(attr)) {
+ if (attr == IR::Attribute::FogCoordinate) {
+ const Id attr_ptr{AttrPointer(ctx, ctx.input_f32, vertex,
+ ctx.InputLegacyAttribute(attr), ctx.Const(0u))};
+ return ctx.OpLoad(ctx.F32[1], attr_ptr);
+ } else {
+ const Id element_id{ctx.Const(element)};
+ const Id attr_ptr{AttrPointer(ctx, ctx.input_f32, vertex,
+ ctx.InputLegacyAttribute(attr), element_id)};
+ return ctx.OpLoad(ctx.F32[1], attr_ptr);
+ }
}
switch (attr) {
case IR::Attribute::PrimitiveId:
@@ -356,13 +347,6 @@ Id EmitGetAttribute(EmitContext& ctx, IR::Attribute attr, Id vertex) {
case IR::Attribute::PositionW:
return ctx.OpLoad(ctx.F32[1], AttrPointer(ctx, ctx.input_f32, vertex, ctx.input_position,
ctx.Const(element)));
- case IR::Attribute::ColorFrontDiffuseR:
- case IR::Attribute::ColorFrontDiffuseG:
- case IR::Attribute::ColorFrontDiffuseB:
- case IR::Attribute::ColorFrontDiffuseA: {
- return ctx.OpLoad(ctx.F32[1], AttrPointer(ctx, ctx.input_f32, vertex, ctx.input_front_color,
- ctx.Const(element)));
- }
case IR::Attribute::InstanceId:
if (ctx.profile.support_vertex_instance_id) {
return ctx.OpBitcast(ctx.F32[1], ctx.OpLoad(ctx.U32[1], ctx.instance_id));