itkQuadEdgeMeshEulerOperatorSplitEdgeFunction.h

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/*=========================================================================

  Program:   Insight Segmentation & Registration Toolkit
  Module:    $RCSfile: itkQuadEdgeMeshEulerOperatorSplitEdgeFunction.h,v $
  Language:  C++
  Date:      $Date: 2008-02-07 15:07:58 $
  Version:   $Revision: 1.4 $

  Copyright (c) Insight Software Consortium. All rights reserved.
  See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notices for more information.

=========================================================================*/
#ifndef __itkQuadEdgeMeshEulerOperatorSplitEdgeFunction_h
#define __itkQuadEdgeMeshEulerOperatorSplitEdgeFunction_h

#include "itkQuadEdgeMeshFunctionBase.h"
#include "itkQuadEdgeMeshEulerOperatorSplitVertexFunction.h"

namespace itk
{
template < class TMesh, class TQEType >
class ITK_EXPORT QuadEdgeMeshEulerOperatorSplitEdgeFunction :
   public QuadEdgeMeshFunctionBase< TMesh, TQEType* >
{
public:

  typedef QuadEdgeMeshEulerOperatorSplitEdgeFunction      Self;
  typedef QuadEdgeMeshFunctionBase< TMesh, TQEType* >     Superclass;
  typedef SmartPointer< Self >                            Pointer;
  typedef SmartPointer< const Self >                      ConstPointer;

  itkNewMacro( Self );
  itkTypeMacro( QuadEdgeMeshEulerOperatorSplitEdgeFunction, QuadEdgeMeshFunctionBase );

  typedef TQEType QEType;

  typedef typename Superclass::MeshType      MeshType;
  typedef typename Superclass::OutputType    OutputType;
  typedef typename MeshType::PointIdentifier PointIdentifier;

  typedef QuadEdgeMeshEulerOperatorSplitVertexFunction< MeshType, QEType> SplitVertex;

  virtual OutputType Evaluate( QEType* e )
    {

    if( !e )
      {
      itkDebugMacro( "Input is not an edge." );
      return( (QEType*) 0 );
      }

    if( !this->m_Mesh )
      {
      itkDebugMacro( "No mesh present." );
      return( (QEType*) 0 );
      }

    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(){ };

private:
  QuadEdgeMeshEulerOperatorSplitEdgeFunction(const Self& ); //purposely not implemented
  void operator=(const Self& );        //purposely not implemented
  
  typename SplitVertex::Pointer m_SplitVertex; 

};

} // namespace itk

#endif

// eof - $RCSfile: itkQuadEdgeMeshEulerOperatorSplitEdgeFunction.h,v $