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graphics: draw patched-offset indirect draws from GPU-read records

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This commit is contained in:
nmzik
2026-10-27 09:31:50 +01:00
parent 09753bf8ff
commit a5b3673a39
14 changed files with 118 additions and 21 deletions
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src/graphics/shader/recompiler/backend/spirv/spirvEmitterFlow.cpp
+2 -1
View File
@@ -63,7 +63,8 @@ uint32_t EmitBuiltinU32(EmitterState& state, IR::StageInputKind kind, uint32_t c
}
if (kind == IR::StageInputKind::VertexIndex || kind == IR::StageInputKind::InstanceIndex ||
kind == IR::StageInputKind::InvocationId || kind == IR::StageInputKind::PrimitiveId ||
kind == IR::StageInputKind::Layer || kind == IR::StageInputKind::SampleId) {
kind == IR::StageInputKind::Layer || kind == IR::StageInputKind::SampleId ||
kind == IR::StageInputKind::BaseVertex || kind == IR::StageInputKind::BaseInstance) {
const auto value = state.builder.AllocateId();
const auto bits = state.builder.AllocateId();
state.builder.AddFunction(spv::OpLoad, TypeI32(state), value, variable);
src/graphics/shader/recompiler/backend/spirv/spirvEmitterModule.cpp
+9 -1
View File
@@ -476,6 +476,8 @@ uint32_t BuiltInForInput(IR::StageInputKind kind) {
case IR::StageInputKind::LocalInvocationId: return spv::BuiltInLocalInvocationId;
case IR::StageInputKind::LocalInvocationIndex: return spv::BuiltInLocalInvocationIndex;
case IR::StageInputKind::GlobalInvocationId: return spv::BuiltInGlobalInvocationId;
case IR::StageInputKind::BaseVertex: return spv::BuiltInBaseVertex;
case IR::StageInputKind::BaseInstance: return spv::BuiltInBaseInstance;
default: return UINT32_MAX;
}
}
@@ -526,7 +528,9 @@ void DefineInputs(EmitterState& state) {
case IR::StageInputKind::PrimitiveId:
case IR::StageInputKind::InstanceIndex:
case IR::StageInputKind::Layer:
case IR::StageInputKind::SampleId: type = TypeI32(state); break;
case IR::StageInputKind::SampleId:
case IR::StageInputKind::BaseVertex:
case IR::StageInputKind::BaseInstance: type = TypeI32(state); break;
case IR::StageInputKind::WorkgroupId:
case IR::StageInputKind::NumWorkgroups:
case IR::StageInputKind::LocalInvocationId:
@@ -802,6 +806,10 @@ void DefineModule(EmitterState& state) {
if (InputVariableForKind(state, IR::StageInputKind::SampleId) != 0) {
state.builder.RequireCapability(spv::CapabilitySampleRateShading);
}
if (InputVariableForKind(state, IR::StageInputKind::BaseVertex) != 0 ||
InputVariableForKind(state, IR::StageInputKind::BaseInstance) != 0) {
state.builder.RequireCapability(spv::CapabilityDrawParameters);
}
if (state.program.info.image_gather_extended) {
state.builder.RequireCapability(spv::CapabilityImageGatherExtended);
}