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Simply legacy attribute implement

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This commit is contained in:
Feng Chen 2021-11-01 12:00:13 +08:00
parent 49f9a44235
commit f2a4204245
3 changed files with 125 additions and 152 deletions
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148
src/shader_recompiler/backend/spirv/emit_context.cpp
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@ -441,6 +441,22 @@ size_t FindAndSetNextUnusedLocation(std::bitset<IR::NUM_GENERICS>& used_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) {
@ -522,6 +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();
@ -1281,41 +1355,26 @@ void EmitContext::DefineInputs(const IR::Program& program) {
}
size_t previous_unused_location = 0;
if (loads.AnyComponent(IR::Attribute::ColorFrontDiffuseR)) {
const Id id{DefineInput(*this, F32[4], true)};
Decorate(id, spv::Decoration::Location,
FindAndSetNextUnusedLocation(used_locations, previous_unused_location));
input_front_color = id;
input_front_color = DefineLegacyInput(*this, used_locations, previous_unused_location);
}
if (loads.AnyComponent(IR::Attribute::ColorFrontSpecularR)) {
const Id id{DefineInput(*this, F32[4], true)};
Decorate(id, spv::Decoration::Location,
FindAndSetNextUnusedLocation(used_locations, previous_unused_location));
input_front_secondary_color = id;
input_front_secondary_color =
DefineLegacyInput(*this, used_locations, previous_unused_location);
}
if (loads.AnyComponent(IR::Attribute::ColorBackDiffuseR)) {
const Id id{DefineInput(*this, F32[4], true)};
Decorate(id, spv::Decoration::Location,
FindAndSetNextUnusedLocation(used_locations, previous_unused_location));
input_back_color = id;
input_back_color = DefineLegacyInput(*this, used_locations, previous_unused_location);
}
if (loads.AnyComponent(IR::Attribute::ColorBackSpecularR)) {
const Id id{DefineInput(*this, F32[4], true)};
Decorate(id, spv::Decoration::Location,
FindAndSetNextUnusedLocation(used_locations, previous_unused_location));
input_back_secondary_color = id;
input_back_secondary_color =
DefineLegacyInput(*this, used_locations, previous_unused_location);
}
if (loads.AnyComponent(IR::Attribute::FogCoordinate)) {
const Id id{DefineInput(*this, F32[4], true)};
Decorate(id, spv::Decoration::Location,
FindAndSetNextUnusedLocation(used_locations, previous_unused_location));
input_fog_frag_coord = id;
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 Id id{DefineInput(*this, F32[4], true)};
Decorate(id, spv::Decoration::Location,
FindAndSetNextUnusedLocation(used_locations, previous_unused_location));
input_fixed_fnc_textures[index] = id;
input_fixed_fnc_textures[index] =
DefineLegacyInput(*this, used_locations, previous_unused_location);
}
}
if (stage == Stage::TessellationEval) {
@ -1377,46 +1436,29 @@ void EmitContext::DefineOutputs(const IR::Program& program) {
}
size_t previous_unused_location = 0;
if (info.stores.AnyComponent(IR::Attribute::ColorFrontDiffuseR)) {
const Id id{DefineOutput(*this, F32[4], invocations)};
Decorate(id, spv::Decoration::Location,
static_cast<u32>(
FindAndSetNextUnusedLocation(used_locations, previous_unused_location)));
output_front_color = id;
output_front_color =
DefineLegacyOutput(*this, used_locations, previous_unused_location, invocations);
}
if (info.stores.AnyComponent(IR::Attribute::ColorFrontSpecularR)) {
const Id id{DefineOutput(*this, F32[4], invocations)};
Decorate(id, spv::Decoration::Location,
static_cast<u32>(
FindAndSetNextUnusedLocation(used_locations, previous_unused_location)));
output_front_secondary_color = id;
output_front_secondary_color =
DefineLegacyOutput(*this, used_locations, previous_unused_location, invocations);
}
if (info.stores.AnyComponent(IR::Attribute::ColorBackDiffuseR)) {
const Id id{DefineOutput(*this, F32[4], invocations)};
Decorate(id, spv::Decoration::Location,
static_cast<u32>(
FindAndSetNextUnusedLocation(used_locations, previous_unused_location)));
output_back_color = id;
output_back_color =
DefineLegacyOutput(*this, used_locations, previous_unused_location, invocations);
}
if (info.stores.AnyComponent(IR::Attribute::ColorBackSpecularR)) {
const Id id{DefineOutput(*this, F32[4], invocations)};
Decorate(id, spv::Decoration::Location,
static_cast<u32>(
FindAndSetNextUnusedLocation(used_locations, previous_unused_location)));
output_back_secondary_color = id;
output_back_secondary_color =
DefineLegacyOutput(*this, used_locations, previous_unused_location, invocations);
}
if (info.stores.AnyComponent(IR::Attribute::FogCoordinate)) {
const Id id{DefineOutput(*this, F32[4], invocations)};
Decorate(id, spv::Decoration::Location,
static_cast<u32>(
FindAndSetNextUnusedLocation(used_locations, previous_unused_location)));
output_fog_frag_coord = id;
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 Id id{DefineOutput(*this, F32[4], invocations)};
Decorate(id, spv::Decoration::Location,
FindAndSetNextUnusedLocation(used_locations, previous_unused_location));
output_fixed_fnc_textures[index] = id;
output_fixed_fnc_textures[index] =
DefineLegacyOutput(*this, used_locations, previous_unused_location, invocations);
}
}
switch (stage) {