VTK
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Macros Pages
vtkExtractPolyDataPiece.h
Go to the documentation of this file.
1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkExtractPolyDataPiece.h
5 
6  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7  All rights reserved.
8  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9 
10  This software is distributed WITHOUT ANY WARRANTY; without even
11  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12  PURPOSE. See the above copyright notice for more information.
13 
14 =========================================================================*/
23 #ifndef __vtkExtractPolyDataPiece_h
24 #define __vtkExtractPolyDataPiece_h
25 
26 #include "vtkFiltersParallelModule.h" // For export macro
27 #include "vtkPolyDataAlgorithm.h"
28 
29 class vtkIdList;
30 class vtkIntArray;
31 
32 class VTKFILTERSPARALLEL_EXPORT vtkExtractPolyDataPiece : public vtkPolyDataAlgorithm
33 {
34 public:
35  static vtkExtractPolyDataPiece *New();
37  void PrintSelf(ostream& os, vtkIndent indent);
38 
40 
41  vtkSetMacro(CreateGhostCells, int);
42  vtkGetMacro(CreateGhostCells, int);
43  vtkBooleanMacro(CreateGhostCells, int);
45 
46 protected:
49 
50  // Usual data generation method
51  int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *);
52  int RequestInformation(vtkInformation *, vtkInformationVector **, vtkInformationVector *);
53  int RequestUpdateExtent(vtkInformation *, vtkInformationVector **, vtkInformationVector *);
54 
55  // A method for labeling which piece the cells belong to.
56  void ComputeCellTags(vtkIntArray *cellTags, vtkIdList *pointOwnership,
57  int piece, int numPieces, vtkPolyData *input);
58 
59  void AddGhostLevel(vtkPolyData *input, vtkIntArray *cellTags, int ghostLevel);
60 
62 private:
63  vtkExtractPolyDataPiece(const vtkExtractPolyDataPiece&); // Not implemented.
64  void operator=(const vtkExtractPolyDataPiece&); // Not implemented.
65 };
66 
67 #endif
virtual int RequestData(vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector)
concrete dataset represents vertices, lines, polygons, and triangle strips
Definition: vtkPolyData.h:82
static vtkPolyDataAlgorithm * New()
void PrintSelf(ostream &os, vtkIndent indent)
virtual int RequestUpdateExtent(vtkInformation *, vtkInformationVector **, vtkInformationVector *)
Superclass for algorithms that produce only polydata as output.
virtual int RequestInformation(vtkInformation *request, vtkInformationVector **inputVector, vtkInformationVector *outputVector)
Return specified piece, including specified number of ghost levels.