vtkLinearSelector.h

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

Program:   Visualization Toolkit
Module:    $RCSfile: vtkCellDistanceFilter,v $

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 VTK_LINEAR_SELECTOR_H
#define VTK_LINEAR_SELECTOR_H

#include "vtkCommonExecutionModelModule.h" // For export macro
#include <vtkSelectionAlgorithm.h>

class vtkAlgorithmOutput;
class vtkDataSet;
class vtkDoubleArray;
class vtkIdTypeArray;
class vtkPoints;

class VTKCOMMONEXECUTIONMODEL_EXPORT vtkLinearSelector: public vtkSelectionAlgorithm
{
 public:
  vtkTypeMacro(vtkLinearSelector,vtkSelectionAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);

  static vtkLinearSelector *New();


  vtkSetVector3Macro(StartPoint,double);
  vtkGetVectorMacro(StartPoint,double,3);


  vtkSetVector3Macro(EndPoint,double);
  vtkGetVectorMacro(EndPoint,double,3);


  virtual void SetPoints(vtkPoints*);
  vtkGetObjectMacro(Points,vtkPoints);


  vtkSetMacro(Tolerance,double);
  vtkGetMacro(Tolerance,double);


  vtkSetMacro(IncludeVertices,bool);
  vtkGetMacro(IncludeVertices,bool);
  vtkBooleanMacro(IncludeVertices,bool);


  vtkSetClampMacro(VertexEliminationTolerance,double,0.,.1 );
  vtkGetMacro(VertexEliminationTolerance,double);

 protected:
  vtkLinearSelector();
  virtual ~vtkLinearSelector();

  virtual int FillInputPortInformation(int port, vtkInformation *info);

  virtual int RequestData(vtkInformation *request,
                          vtkInformationVector **inputVector,
                          vtkInformationVector *outputVector);

  void SeekIntersectingCells(vtkDataSet* input, vtkIdTypeArray* outIndices);

 private:
  vtkLinearSelector(const vtkLinearSelector&);  // Not implemented
  void operator =(const vtkLinearSelector&); // Not implemented


  double StartPoint[3];
  double EndPoint[3];

  vtkPoints* Points;

  double Tolerance;

  bool IncludeVertices;


  double VertexEliminationTolerance;
};


#endif   // VTK_LINEAR_SELECTOR_H