105 lines
2.1 KiB
C++
105 lines
2.1 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#include "MuT/ASTOpMeshTransform.h"
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#include "HAL/PlatformMath.h"
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#include "MuR/ModelPrivate.h"
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#include "MuR/RefCounted.h"
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#include "MuR/Types.h"
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namespace mu
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{
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ASTOpMeshTransform::ASTOpMeshTransform()
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: source(this)
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{
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}
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ASTOpMeshTransform::~ASTOpMeshTransform()
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{
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// Explicit call needed to avoid recursive destruction
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ASTOp::RemoveChildren();
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}
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bool ASTOpMeshTransform::IsEqual(const ASTOp& otherUntyped) const
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{
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if (otherUntyped.GetOpType() == GetOpType())
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{
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const ASTOpMeshTransform* other = static_cast<const ASTOpMeshTransform*>(&otherUntyped);
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return source == other->source &&
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matrix == other->matrix;
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}
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return false;
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}
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uint64 ASTOpMeshTransform::Hash() const
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{
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uint64 res = std::hash<EOpType>()(EOpType::ME_TRANSFORM);
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hash_combine(res, source.child().get());
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return res;
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}
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mu::Ptr<ASTOp> ASTOpMeshTransform::Clone(MapChildFuncRef mapChild) const
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{
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Ptr<ASTOpMeshTransform> n = new ASTOpMeshTransform();
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n->matrix = matrix;
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n->source = mapChild(source.child());
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return n;
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}
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void ASTOpMeshTransform::ForEachChild(const TFunctionRef<void(ASTChild&)> f)
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{
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f(source);
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}
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void ASTOpMeshTransform::Link(FProgram& program, FLinkerOptions*)
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{
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// Already linked?
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if (!linkedAddress)
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{
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OP::MeshTransformArgs Args;
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FMemory::Memzero(Args);
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if (source) Args.source = source->linkedAddress;
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Args.matrix = program.AddConstant(matrix);
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linkedAddress = (OP::ADDRESS)program.OpAddress.Num();
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//program.m_code.push_back(op);
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program.OpAddress.Add((uint32_t)program.ByteCode.Num());
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AppendCode(program.ByteCode, EOpType::ME_TRANSFORM);
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AppendCode(program.ByteCode, Args);
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}
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}
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FSourceDataDescriptor ASTOpMeshTransform::GetSourceDataDescriptor(FGetSourceDataDescriptorContext* Context) const
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{
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if (source)
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{
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return source->GetSourceDataDescriptor(Context);
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}
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return {};
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}
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ASTOp::EClosedMeshTest ASTOpMeshTransform::IsClosedMesh(TMap<const ASTOp*, EClosedMeshTest>* Cache) const
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{
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if (source)
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{
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return source->IsClosedMesh(Cache);
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}
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return EClosedMeshTest::Unknown;
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}
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}
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