You've already forked UnrealEngineUWP
mirror of
https://github.com/izzy2lost/UnrealEngineUWP.git
synced 2026-03-26 18:15:20 -07:00
9c5894b63b
#rnx #rb rinat.abdrashitov #robomerge[starship] 5.0 #preflight 614cb58d88dbdb000179f1cf [CL 17611355 by tyson brochu in ue5-main branch]
82 lines
2.2 KiB
C++
82 lines
2.2 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
|
|
|
|
#pragma once
|
|
|
|
#include "MeshProcessingNodes/MeshProcessingBaseNodes.h"
|
|
#include "MeshProcessingNodes/MeshProcessingDataTypes.h"
|
|
#include "Operations/MeshAttributeTransfer.h"
|
|
|
|
namespace UE
|
|
{
|
|
namespace GeometryFlow
|
|
{
|
|
|
|
/**
|
|
* FTransferMeshMaterialIDsNode transfers Material IDs from a SourceMesh to the Input mesh and returns in the Output mesh (can be applied in-place)
|
|
*/
|
|
class FTransferMeshMaterialIDsNode : public FProcessMeshBaseNode
|
|
{
|
|
public:
|
|
static const FString InParamMaterialSourceMesh() { return TEXT("MaterialSourceMesh"); }
|
|
|
|
public:
|
|
FTransferMeshMaterialIDsNode()
|
|
{
|
|
AddInput(InParamMaterialSourceMesh(), MakeUnique<FDynamicMeshInput>());
|
|
|
|
// we can mutate input mesh
|
|
ConfigureInputFlags(InParamMesh(), FNodeInputFlags::Transformable());
|
|
}
|
|
|
|
virtual void CheckAdditionalInputs(const FNamedDataMap& DatasIn, bool& bRecomputeRequired, bool& bAllInputsValid) override
|
|
{
|
|
FindAndUpdateInputForEvaluate(InParamMaterialSourceMesh(), DatasIn, bRecomputeRequired, bAllInputsValid);
|
|
}
|
|
|
|
|
|
virtual void ProcessMesh(
|
|
const FNamedDataMap& DatasIn,
|
|
const FDynamicMesh3& MeshIn,
|
|
FDynamicMesh3& MeshOut,
|
|
TUniquePtr<FEvaluationInfo>& EvaluationInfo) override
|
|
{
|
|
MeshOut = MeshIn;
|
|
TransferMaterialIDs(DatasIn, &MeshOut);
|
|
}
|
|
|
|
virtual void ProcessMeshInPlace(
|
|
const FNamedDataMap& DatasIn,
|
|
FDynamicMesh3& MeshInOut,
|
|
TUniquePtr<FEvaluationInfo>& EvaluationInfo) override
|
|
{
|
|
TransferMaterialIDs(DatasIn, &MeshInOut);
|
|
}
|
|
|
|
|
|
virtual void TransferMaterialIDs(const FNamedDataMap& DatasIn, FDynamicMesh3* TargetMesh)
|
|
{
|
|
TSafeSharedPtr<IData> MaterialSourceMeshArg = DatasIn.FindData(InParamMaterialSourceMesh());
|
|
const FDynamicMesh3& MaterialSourceMesh = MaterialSourceMeshArg->GetDataConstRef<FDynamicMesh3>((int)EMeshProcessingDataTypes::DynamicMesh);
|
|
|
|
if (TargetMesh->HasAttributes() == false)
|
|
{
|
|
TargetMesh->EnableAttributes();
|
|
}
|
|
if (TargetMesh->Attributes()->HasMaterialID() == false)
|
|
{
|
|
TargetMesh->Attributes()->EnableMaterialID();
|
|
}
|
|
|
|
FMeshAttributeTransfer Transfer(&MaterialSourceMesh, TargetMesh);
|
|
Transfer.TransferType = EMeshAttributeTransferType::MaterialID;
|
|
Transfer.Apply();
|
|
}
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
|
|
} // end namespace GeometryFlow
|
|
} //
|