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Graphics/vtkClipVolume.h

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