itkQuadEdgeMeshEulerOperatorSplitEdgeFunction.h

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/*=========================================================================
 *
 *  Copyright NumFOCUS
 *
 *  Licensed under the Apache License, Version 2.0 (the "License");
 *  you may not use this file except in compliance with the License.
 *  You may obtain a copy of the License at
 *
 *         https://www.apache.org/licenses/LICENSE-2.0.txt
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 *=========================================================================*/
#ifndef itkQuadEdgeMeshEulerOperatorSplitEdgeFunction_h
#define itkQuadEdgeMeshEulerOperatorSplitEdgeFunction_h
 
#include "itkQuadEdgeMeshEulerOperatorSplitVertexFunction.h"
 
namespace itk
{
template <typename TMesh, typename TQEType>
class ITK_TEMPLATE_EXPORT QuadEdgeMeshEulerOperatorSplitEdgeFunction : public QuadEdgeMeshFunctionBase<TMesh, TQEType *>
{
public:
  ITK_DISALLOW_COPY_AND_MOVE(QuadEdgeMeshEulerOperatorSplitEdgeFunction);

  using Self = QuadEdgeMeshEulerOperatorSplitEdgeFunction;
  using Superclass = QuadEdgeMeshFunctionBase<TMesh, TQEType *>;
  using Pointer = SmartPointer<Self>;
  using ConstPointer = SmartPointer<const Self>;
 
  itkNewMacro(Self);
  itkOverrideGetNameOfClassMacro(QuadEdgeMeshEulerOperatorSplitEdgeFunction);

  using QEType = TQEType;
 
  using typename Superclass::MeshType;
  using typename Superclass::OutputType;
  using PointIdentifier = typename MeshType::PointIdentifier;
 
  using SplitVertex = QuadEdgeMeshEulerOperatorSplitVertexFunction<MeshType, QEType>;

  virtual OutputType
  Evaluate(QEType * e)
  {
    if (!e)
    {
      itkDebugMacro("Input is not an edge.");
      return ((QEType *)nullptr);
    }
 
    if (!this->m_Mesh)
    {
      itkDebugMacro("No mesh present.");
      return ((QEType *)nullptr);
    }
 
    m_SplitVertex->SetInput(this->m_Mesh);
    return (m_SplitVertex->Evaluate(e->GetLprev(), e->GetSym()));
  }
 
  const PointIdentifier
  GetNewPointID()
  {
    return (m_SplitVertex->GetNewPointID());
  }
 
protected:
  QuadEdgeMeshEulerOperatorSplitEdgeFunction() { m_SplitVertex = SplitVertex::New(); }
 
  ~QuadEdgeMeshEulerOperatorSplitEdgeFunction() override = default;
 
private:
  typename SplitVertex::Pointer m_SplitVertex{};
};
} // end namespace itk
 
#endif // itkQuadEdgeMeshEulerOperatorSplitEdgeFunction.h