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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
{
/**
* \class QuadEdgeMeshEulerOperatorSplitEdgeFunction
* \brief Given Edge is split into two and associated faces see their
* degree increased by one (a triangle is transformed into a quad for
* example).
*
* \ingroup QEMeshModifierFunctions
* \ingroup ITKQuadEdgeMesh
*/
template <typename TMesh, typename TQEType>
class ITK_TEMPLATE_EXPORT QuadEdgeMeshEulerOperatorSplitEdgeFunction : public QuadEdgeMeshFunctionBase<TMesh, TQEType *>
{
public:
ITK_DISALLOW_COPY_AND_MOVE(QuadEdgeMeshEulerOperatorSplitEdgeFunction);
/** Standard class type aliases. */
using Self = QuadEdgeMeshEulerOperatorSplitEdgeFunction;
using Superclass = QuadEdgeMeshFunctionBase<TMesh, TQEType *>;
using Pointer = SmartPointer<Self>;
using ConstPointer = SmartPointer<const Self>;
itkNewMacro(Self);
/** \see LightObject::GetNameOfClass() */
itkOverrideGetNameOfClassMacro(QuadEdgeMeshEulerOperatorSplitEdgeFunction);
/** Type of QuadEdge with which to apply slicing. */
using QEType = TQEType;
using typename Superclass::MeshType;
using typename Superclass::OutputType;
using PointIdentifier = typename MeshType::PointIdentifier;
using SplitVertex = QuadEdgeMeshEulerOperatorSplitVertexFunction<MeshType, QEType>;
/** Evaluate at the specified input position */
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
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