vtkDijkstraImageGeodesicPath.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkDijkstraImageGeodesicPath.h
 
  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/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 notice for more information.
 
=========================================================================*/
#ifndef vtkDijkstraImageGeodesicPath_h
#define vtkDijkstraImageGeodesicPath_h
 
#include "vtkFiltersModelingModule.h" // For export macro
#include "vtkDijkstraGraphGeodesicPath.h"
 
class vtkImageData;
 
class VTKFILTERSMODELING_EXPORT vtkDijkstraImageGeodesicPath :
                           public vtkDijkstraGraphGeodesicPath
{
public:
 
  static vtkDijkstraImageGeodesicPath *New();
 
 
  vtkTypeMacro( vtkDijkstraImageGeodesicPath, vtkDijkstraGraphGeodesicPath );
  void PrintSelf( ostream& os, vtkIndent indent );
 
 
  void SetInputData( vtkDataObject* );
  vtkImageData* GetInputAsImageData();
 
 
  void SetImageWeight( double );
  vtkGetMacro( ImageWeight, double );
 
 
  void SetEdgeLengthWeight( double );
  vtkGetMacro( EdgeLengthWeight, double );
 
 
  vtkSetClampMacro( CurvatureWeight, double, 0.0, 1.0 );
  vtkGetMacro( CurvatureWeight, double );
 
protected:
  vtkDijkstraImageGeodesicPath();
  ~vtkDijkstraImageGeodesicPath();
 
  virtual int FillInputPortInformation(int port, vtkInformation *info);
  virtual int RequestData(vtkInformation *, vtkInformationVector **,
                          vtkInformationVector *);
 
  // Build a graph description of the image
  virtual void BuildAdjacency( vtkDataSet *inData );
 
  // Update static costs without rebuilding adjacencyh when static weights change
  void UpdateStaticCosts( vtkImageData *image );
 
  // Override parent class methods.
  virtual double CalculateStaticEdgeCost( vtkDataSet *inData , vtkIdType u, vtkIdType v);
  virtual double CalculateDynamicEdgeCost( vtkDataSet *inData , vtkIdType u, vtkIdType v);
 
  double PixelSize;
  double ImageWeight;
  double EdgeLengthWeight;
  double CurvatureWeight;
  bool RebuildStaticCosts;
 
private:
  vtkDijkstraImageGeodesicPath(const vtkDijkstraImageGeodesicPath&);  // Not implemented.
  void operator=(const vtkDijkstraImageGeodesicPath&);  // Not implemented.
 
};
 
#endif