dox/Graphics/vtkClipConvexPolyData.h

Go to the documentation of this file.

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

  Program:   Visualization Toolkit
  Module:    vtkClipConvexPolyData.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 __vtkClipConvexPolyData_h
#define __vtkClipConvexPolyData_h

#include "vtkPolyDataAlgorithm.h"

class vtkPlaneCollection;
class vtkPlane;
class vtkClipConvexPolyDataInternals;

class VTK_GRAPHICS_EXPORT vtkClipConvexPolyData : public vtkPolyDataAlgorithm
{
public:
  static vtkClipConvexPolyData *New();
  vtkTypeMacro(vtkClipConvexPolyData,vtkPolyDataAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent);


  void SetPlanes(vtkPlaneCollection *planes);
  vtkGetObjectMacro(Planes,vtkPlaneCollection);
  
  virtual unsigned long int GetMTime();
  
protected:
  vtkClipConvexPolyData();
  ~vtkClipConvexPolyData();
  
  // The method that does it all...
  int RequestData(vtkInformation *request,
                  vtkInformationVector **inputVector,
                  vtkInformationVector *outputVector);
  

  void ClipWithPlane(vtkPlane *p,
                     double tolerance);
  
  bool HasDegeneracies(vtkPlane *p);

  void ClearInternals();
  
  void ClearNewVertices();
  
  void RemoveEmptyPolygons();
  
  vtkPlaneCollection *Planes;
  vtkClipConvexPolyDataInternals *Internal;
  
private:
  vtkClipConvexPolyData(const vtkClipConvexPolyData&);  // Not implemented.
  void operator=(const vtkClipConvexPolyData&);  // Not implemented.
};

#endif