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graphics: emit PS5 register object and primitive IDs to RT7

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This commit is contained in:
nmzik
2026-10-15 21:03:21 +02:00
parent d172ab75ca
commit f7226ca7dc
15 changed files with 291 additions and 101 deletions
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src/graphics/shader/recompiler/backend/spirv/spirvEmitterModule.cpp
+14 -1
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@@ -243,7 +243,8 @@ void DefineDescriptors(EmitterState& state) {
IR::PushData::StartFor(bindings.push_data_start_dword, bindings.ShaderDataDwords());
counts[static_cast<size_t>(Kind::ShaderData)] =
bindings.ShaderDataDwords() != 0 && !bindings.UsesPushData();
if (state.program.bindings.UsesPushData() || state.program.stage == ShaderType::Mesh) {
if (state.program.bindings.UsesPushData() || state.program.stage == ShaderType::Mesh ||
state.object_primitive_id_variable != 0) {
const auto type = PushConstantBlockType(state);
state.push_constant_variable = state.builder.DefineGlobalVariable(
TypePointer(state, spv::StorageClassPushConstant, type), spv::StorageClassPushConstant);
@@ -546,6 +547,11 @@ void DefineInputs(EmitterState& state) {
}
input.variable_id =
DefineInterfaceVariable(state, type, spv::StorageClassInput, input.debug_name.c_str());
if (state.program.stage == ShaderType::Pixel && input.kind == IR::StageInputKind::PrimitiveId) {
// Fragment PrimitiveId accepts Tessellation, which the device already enables.
state.builder.RequireCapability(spv::CapabilityTessellation);
state.builder.AddAnnotation(spv::OpDecorate, input.variable_id, spv::DecorationFlat);
}
if (input.kind == IR::StageInputKind::Layer || input.kind == IR::StageInputKind::SampleId) {
state.builder.AddAnnotation(spv::OpDecorate, input.variable_id, spv::DecorationFlat);
}
@@ -657,6 +663,13 @@ void DefineOutputs(EmitterState& state) {
BuiltIn(state.sample_mask_variable, SampleMaskArrayType(state), "gl_SampleMask",
spv::BuiltInSampleMask);
break;
case IR::StageOutputKind::ObjectPrimitiveId:
binding.variable_id = DefineInterfaceVariable(
state, TypeU32(state), spv::StorageClassOutput, binding.debug_name.c_str());
state.object_primitive_id_variable = binding.variable_id;
state.builder.AddAnnotation(spv::OpDecorate, binding.variable_id,
spv::DecorationLocation, binding.location);
break;
case IR::StageOutputKind::Parameter:
case IR::StageOutputKind::Mrt: {
const bool uint_output =