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# Graphics/vtkGeometryFilter.h

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    00001 /*=========================================================================
    00002
    00003   Program:   Visualization Toolkit
    00004   Module:    $RCSfile: vtkGeometryFilter.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 =========================================================================*/
    00069 #ifndef __vtkGeometryFilter_h
    00070 #define __vtkGeometryFilter_h
    00071
    00072 #include "vtkDataSetToPolyDataFilter.h"
    00073
    00074 class vtkPointLocator;
    00075
    00076 class VTK_GRAPHICS_EXPORT vtkGeometryFilter : public vtkDataSetToPolyDataFilter
    00077 {
    00078 public:
    00079   static vtkGeometryFilter *New();
    00080   vtkTypeRevisionMacro(vtkGeometryFilter,vtkDataSetToPolyDataFilter);
    00081   void PrintSelf(ostream& os, vtkIndent indent);
    00082
    00084
    00085   vtkSetMacro(PointClipping,int);
    00086   vtkGetMacro(PointClipping,int);
    00087   vtkBooleanMacro(PointClipping,int);
    00089
    00091
    00092   vtkSetMacro(CellClipping,int);
    00093   vtkGetMacro(CellClipping,int);
    00094   vtkBooleanMacro(CellClipping,int);
    00096
    00098
    00099   vtkSetMacro(ExtentClipping,int);
    00100   vtkGetMacro(ExtentClipping,int);
    00101   vtkBooleanMacro(ExtentClipping,int);
    00103
    00105
    00106   vtkSetClampMacro(PointMinimum,vtkIdType,0,VTK_LARGE_ID);
    00107   vtkGetMacro(PointMinimum,vtkIdType);
    00109
    00111
    00112   vtkSetClampMacro(PointMaximum,vtkIdType,0,VTK_LARGE_ID);
    00113   vtkGetMacro(PointMaximum,vtkIdType);
    00115
    00117
    00118   vtkSetClampMacro(CellMinimum,vtkIdType,0,VTK_LARGE_ID);
    00119   vtkGetMacro(CellMinimum,vtkIdType);
    00121
    00123
    00124   vtkSetClampMacro(CellMaximum,vtkIdType,0,VTK_LARGE_ID);
    00125   vtkGetMacro(CellMaximum,vtkIdType);
    00127
    00129
    00131   void SetExtent(float xMin, float xMax, float yMin, float yMax,
    00132                  float zMin, float zMax);
    00134
    00136
    00138   void SetExtent(float extent[6]);
    00139   float *GetExtent() { return this->Extent;};
    00141
    00143
    00146   vtkSetMacro(Merging,int);
    00147   vtkGetMacro(Merging,int);
    00148   vtkBooleanMacro(Merging,int);
    00150
    00152
    00154   void SetLocator(vtkPointLocator *locator);
    00155   vtkGetObjectMacro(Locator,vtkPointLocator);
    00157
    00159   void CreateDefaultLocator();
    00160
    00162   unsigned long GetMTime();
    00163
    00164 protected:
    00165   vtkGeometryFilter();
    00166   ~vtkGeometryFilter();
    00167
    00168   void Execute();
    00169   void PolyDataExecute(); //special cases for performance
    00170   void UnstructuredGridExecute();
    00171   void StructuredGridExecute();
    00172   void ComputeInputUpdateExtents(vtkDataObject *output);
    00173   void ExecuteInformation();
    00174
    00175   vtkIdType PointMaximum;
    00176   vtkIdType PointMinimum;
    00177   vtkIdType CellMinimum;
    00178   vtkIdType CellMaximum;
    00179   float Extent[6];
    00180   int PointClipping;
    00181   int CellClipping;
    00182   int ExtentClipping;
    00183
    00184   int Merging;
    00185   vtkPointLocator *Locator;
    00186 private:
    00187   vtkGeometryFilter(const vtkGeometryFilter&);  // Not implemented.
    00188   void operator=(const vtkGeometryFilter&);  // Not implemented.
    00189 };
    00190
    00191 #endif
    00192
    00193