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# Graphics/vtkClipVolume.h

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    00001 /*=========================================================================
    00002
    00003   Program:   Visualization Toolkit
    00004   Module:    $RCSfile: vtkClipVolume.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 =========================================================================*/
    00073 #ifndef __vtkClipVolume_h
    00074 #define __vtkClipVolume_h
    00075
    00076 #include "vtkStructuredPointsToUnstructuredGridFilter.h"
    00077
    00078 class vtkCellData;
    00079 class vtkDataArray;
    00080 class vtkIdList;
    00081 class vtkImplicitFunction;
    00082 class vtkMergePoints;
    00083 class vtkOrderedTriangulator;
    00084 class vtkPointData;
    00085 class vtkPointLocator;
    00086 class vtkPoints;
    00087 class vtkUnstructuredGrid;
    00088
    00089 class VTK_GRAPHICS_EXPORT vtkClipVolume : public vtkStructuredPointsToUnstructuredGridFilter
    00090 {
    00091 public:
    00092   vtkTypeRevisionMacro(vtkClipVolume,vtkStructuredPointsToUnstructuredGridFilter);
    00093   void PrintSelf(ostream& os, vtkIndent indent);
    00094
    00098   static vtkClipVolume *New();
    00099
    00101
    00104   vtkSetMacro(Value,float);
    00105   vtkGetMacro(Value,float);
    00107
    00109
    00114   vtkSetMacro(InsideOut,int);
    00115   vtkGetMacro(InsideOut,int);
    00116   vtkBooleanMacro(InsideOut,int);
    00118
    00120
    00123   virtual void SetClipFunction(vtkImplicitFunction*);
    00124   vtkGetObjectMacro(ClipFunction,vtkImplicitFunction);
    00126
    00128
    00132   vtkSetMacro(GenerateClipScalars,int);
    00133   vtkGetMacro(GenerateClipScalars,int);
    00134   vtkBooleanMacro(GenerateClipScalars,int);
    00136
    00138
    00140   vtkSetMacro(GenerateClippedOutput,int);
    00141   vtkGetMacro(GenerateClippedOutput,int);
    00142   vtkBooleanMacro(GenerateClippedOutput,int);
    00144
    00146   vtkUnstructuredGrid *GetClippedOutput();
    00147
    00149
    00152   vtkSetClampMacro(MergeTolerance,float,0.0001,0.25);
    00153   vtkGetMacro(MergeTolerance,float);
    00155
    00157
    00159   void SetLocator(vtkPointLocator *locator);
    00160   vtkGetObjectMacro(Locator,vtkPointLocator);
    00162
    00165   void CreateDefaultLocator();
    00166
    00168   unsigned long int GetMTime();
    00169
    00170 protected:
    00171   vtkClipVolume(vtkImplicitFunction *cf=NULL);
    00172   ~vtkClipVolume();
    00173
    00174   void Execute();
    00175   void ClipVoxel(float value, vtkDataArray *cellScalars, int flip,
    00176                  float origin[3], float spacing[3], vtkIdList *cellIds,
    00177                  vtkPoints *cellPts, vtkPointData *inPD, vtkPointData *outPD,
    00178                  vtkCellData *inCD, vtkIdType cellId, vtkCellData *outCD,
    00179                  vtkCellData *clippedCD);
    00180   vtkImplicitFunction *ClipFunction;
    00181   vtkPointLocator *Locator;
    00182   int InsideOut;
    00183   float Value;
    00184   int GenerateClipScalars;
    00185   float MergeTolerance;
    00186
    00187   int GenerateClippedOutput;
    00188   vtkUnstructuredGrid *ClippedOutput;
    00189
    00190 private:
    00191   vtkUnstructuredGrid    *Mesh;
    00192   vtkOrderedTriangulator *Triangulator;
    00193
    00194 private:
    00195   vtkClipVolume(const vtkClipVolume&);  // Not implemented.
    00196   void operator=(const vtkClipVolume&);  // Not implemented.
    00197 };
    00198
    00199 #endif