Files
UnrealEngine/Engine/Plugins/Mutable/Source/MutableTools/Private/MuT/ASTOpConstantExtensionData.cpp
2025-05-18 13:04:45 +08:00

61 lines
1.6 KiB
C++

// Copyright Epic Games, Inc. All Rights Reserved.
#include "MuT/ASTOpConstantExtensionData.h"
#include "HAL/UnrealMemory.h"
#include "MuR/ModelPrivate.h"
namespace mu
{
//-------------------------------------------------------------------------------------------------
bool ASTOpConstantExtensionData::IsEqual(const ASTOp& OtherUntyped) const
{
if (OtherUntyped.GetOpType() == GetOpType())
{
const ASTOpConstantExtensionData* Other = static_cast<const ASTOpConstantExtensionData*>(&OtherUntyped);
return Other->Value == Value;
}
return false;
}
//-------------------------------------------------------------------------------------------------
mu::Ptr<ASTOp> ASTOpConstantExtensionData::Clone(MapChildFuncRef MapChild) const
{
Ptr<ASTOpConstantExtensionData> Result = new ASTOpConstantExtensionData();
Result->Value = Value;
return Result;
}
//-------------------------------------------------------------------------------------------------
uint64 ASTOpConstantExtensionData::Hash() const
{
return std::hash<uint64>()(Value != nullptr ? Value->Hash() : 0ll);
}
//-------------------------------------------------------------------------------------------------
void ASTOpConstantExtensionData::Link(FProgram& Program, FLinkerOptions* Options)
{
if (!linkedAddress)
{
OP::ResourceConstantArgs Args;
FMemory::Memzero(Args);
Args.value = Program.AddConstant(Value);
linkedAddress = (OP::ADDRESS)Program.OpAddress.Num();
Program.OpAddress.Add((uint32_t)Program.ByteCode.Num());
AppendCode(Program.ByteCode, EOpType::ED_CONSTANT);
AppendCode(Program.ByteCode, Args);
}
}
}