dox/Filtering/vtkKdTreePointLocator.h

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

  Program:   Visualization Toolkit
  Module:    vtkKdTreePointLocator.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 __vtkKdTreePointLocator_h
#define __vtkKdTreePointLocator_h

#include "vtkAbstractPointLocator.h"

class vtkIdList;
class vtkKdTree;

class VTK_FILTERING_EXPORT vtkKdTreePointLocator : public vtkAbstractPointLocator
{
public:
  vtkTypeMacro(vtkKdTreePointLocator,vtkAbstractPointLocator);
  static vtkKdTreePointLocator* New();
  void PrintSelf(ostream& os, vtkIndent indent);

  virtual vtkIdType FindClosestPoint(const double x[3]);


  virtual vtkIdType FindClosestPointWithinRadius(
    double radius, const double x[3], double& dist2);


  virtual void FindClosestNPoints(
    int N, const double x[3], vtkIdList *result);


  virtual void FindPointsWithinRadius(double R, const double x[3],
                                      vtkIdList *result);
  

  virtual void FreeSearchStructure();
  virtual void BuildLocator();
  virtual void GenerateRepresentation(int level, vtkPolyData *pd);

protected:
  vtkKdTreePointLocator();
  virtual ~vtkKdTreePointLocator();

  vtkKdTree* KdTree;

private:
  vtkKdTreePointLocator(const vtkKdTreePointLocator&);  // Not implemented.
  void operator=(const vtkKdTreePointLocator&);  // Not implemented.
};

#endif