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dox/Filtering/vtkPolyDataSource.h

00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkPolyDataSource.h,v $
00005   Language:  C++
00006 
00007   Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen 
00008   All rights reserved.
00009   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00010 
00011      This software is distributed WITHOUT ANY WARRANTY; without even 
00012      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00013      PURPOSE.  See the above copyright notice for more information.
00014 
00015 =========================================================================*/
00032 #ifndef __vtkPolyDataSource_h
00033 #define __vtkPolyDataSource_h
00034 
00035 #include "vtkSource.h"
00036 
00037 class vtkPolyData;
00038 
00039 class VTK_FILTERING_EXPORT vtkPolyDataSource : public vtkSource
00040 {
00041 public:
00042   vtkTypeRevisionMacro(vtkPolyDataSource,vtkSource);
00043   void PrintSelf(ostream& os, vtkIndent indent);
00044 
00046 
00047   vtkPolyData *GetOutput();
00048   vtkPolyData *GetOutput(int idx);
00049   void SetOutput(vtkPolyData *output);
00051 
00052 protected:
00053   vtkPolyDataSource();
00054   ~vtkPolyDataSource() {};
00055   
00056   // Update extent of PolyData is specified in pieces.  
00057   // Since all DataObjects should be able to set UpdateExent as pieces,
00058   // just copy output->UpdateExtent  all Inputs.
00059   void ComputeInputUpdateExtents(vtkDataObject *output);
00060   
00061   // Used by streaming: The extent of the output being processed
00062   // by the execute method. Set in the ComputeInputUpdateExtents method.
00063   int ExecutePiece;
00064   int ExecuteNumberOfPieces;
00065   
00066   int ExecuteGhostLevel;
00067 private:
00068   vtkPolyDataSource(const vtkPolyDataSource&);  // Not implemented.
00069   void operator=(const vtkPolyDataSource&);  // Not implemented.
00070 };
00071 
00072 #endif
00073 
00074 
00075 
00076 
00077