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59 lines
1.9 KiB
59 lines
1.9 KiB
/*=========================================================================
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Program: Visualization Toolkit
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Module: $RCSfile: vtkMaskPolyData.h,v $
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Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
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All rights reserved.
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See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
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This software is distributed WITHOUT ANY WARRANTY; without even
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the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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PURPOSE. See the above copyright notice for more information.
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=========================================================================*/
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// .NAME vtkMaskPolyData - sample subset of input polygonal data cells
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// .SECTION Description
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// vtkMaskPolyData is a filter that sub-samples the cells of input polygonal
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// data. The user specifies every nth item, with an initial offset to begin
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// sampling.
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// .SECTION See Also
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// vtkMaskPoints
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#ifndef __vtkMaskPolyData_h
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#define __vtkMaskPolyData_h
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#include "vtkPolyDataAlgorithm.h"
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class VTK_GRAPHICS_EXPORT vtkMaskPolyData : public vtkPolyDataAlgorithm
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{
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public:
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static vtkMaskPolyData *New();
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vtkTypeRevisionMacro(vtkMaskPolyData,vtkPolyDataAlgorithm);
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void PrintSelf(ostream& os, vtkIndent indent);
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// Description:
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// Turn on every nth entity (cell).
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vtkSetClampMacro(OnRatio,int,1,VTK_LARGE_INTEGER);
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vtkGetMacro(OnRatio,int);
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// Description:
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// Start with this entity (cell).
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vtkSetClampMacro(Offset,vtkIdType,0,VTK_LARGE_ID);
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vtkGetMacro(Offset,vtkIdType);
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protected:
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vtkMaskPolyData();
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~vtkMaskPolyData() {};
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int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *);
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int OnRatio; // every OnRatio entity is on; all others are off.
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vtkIdType Offset; // offset (or starting point id)
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private:
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vtkMaskPolyData(const vtkMaskPolyData&); // Not implemented.
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void operator=(const vtkMaskPolyData&); // Not implemented.
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};
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#endif
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