dox / Graphics
vtkClipVolume.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkClipVolume.h,v $
00005 
00006   Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
00007   All rights reserved.
00008   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00009 
00010      This software is distributed WITHOUT ANY WARRANTY; without even
00011      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
00012      PURPOSE.  See the above copyright notice for more information.
00013 
00014 =========================================================================*/
00075 #ifndef __vtkClipVolume_h
00076 #define __vtkClipVolume_h
00077 
00078 #include "vtkStructuredPointsToUnstructuredGridFilter.h"
00079 
00080 class vtkCellData;
00081 class vtkDataArray;
00082 class vtkIdList;
00083 class vtkImplicitFunction;
00084 class vtkMergePoints;
00085 class vtkOrderedTriangulator;
00086 class vtkPointData;
00087 class vtkPointLocator;
00088 class vtkPoints;
00089 class vtkUnstructuredGrid;
00090 class vtkCell;
00091 class vtkTetra;
00092 class vtkCellArray;
00093 class vtkIdTypeArray;
00094 class vtkUnsignedCharArray;
00095 
00096 class VTK_GRAPHICS_EXPORT vtkClipVolume : public vtkStructuredPointsToUnstructuredGridFilter
00097 {
00098 public:
00099   vtkTypeRevisionMacro(vtkClipVolume,vtkStructuredPointsToUnstructuredGridFilter);
00100   void PrintSelf(ostream& os, vtkIndent indent);
00101 
00104   static vtkClipVolume *New();
00105 
00107 
00110   vtkSetMacro(Value,double);
00111   vtkGetMacro(Value,double);
00113   
00115 
00120   vtkSetMacro(InsideOut,int);
00121   vtkGetMacro(InsideOut,int);
00122   vtkBooleanMacro(InsideOut,int);
00124 
00126 
00129   virtual void SetClipFunction(vtkImplicitFunction*);
00130   vtkGetObjectMacro(ClipFunction,vtkImplicitFunction);
00132 
00134 
00138   vtkSetMacro(GenerateClipScalars,int);
00139   vtkGetMacro(GenerateClipScalars,int);
00140   vtkBooleanMacro(GenerateClipScalars,int);
00142 
00144 
00146   vtkSetMacro(GenerateClippedOutput,int);
00147   vtkGetMacro(GenerateClippedOutput,int);
00148   vtkBooleanMacro(GenerateClippedOutput,int);
00150 
00152   vtkUnstructuredGrid *GetClippedOutput();
00153 
00155 
00159   vtkSetMacro(Mixed3DCellGeneration,int);
00160   vtkGetMacro(Mixed3DCellGeneration,int);
00161   vtkBooleanMacro(Mixed3DCellGeneration,int);
00163 
00165 
00168   vtkSetClampMacro(MergeTolerance,double,0.0001,0.25);
00169   vtkGetMacro(MergeTolerance,double);
00171   
00173 
00175   void SetLocator(vtkPointLocator *locator);
00176   vtkGetObjectMacro(Locator,vtkPointLocator);
00178 
00181   void CreateDefaultLocator();
00182 
00184   unsigned long int GetMTime();
00185 
00186 protected:
00187   vtkClipVolume(vtkImplicitFunction *cf=NULL);
00188   ~vtkClipVolume();
00189 
00190   virtual void ReportReferences(vtkGarbageCollector*);
00191   virtual void RemoveReferences();
00192 
00193   void Execute();
00194   void ClipTets(double value, vtkTetra *clipTetra, vtkDataArray *clipScalars, 
00195                 vtkDataArray *cellScalars, vtkIdList *tetraIds, 
00196                 vtkPoints *tetraPts, vtkPointData *inPD, vtkPointData *outPD, 
00197                 vtkCellData *inCD, vtkIdType cellId, vtkCellData *outCD, 
00198                 vtkCellData *clippedCD, int insideOut);
00199   void ClipVoxel(double value, vtkDataArray *cellScalars, int flip,
00200                  double origin[3], double spacing[3], vtkIdList *cellIds,
00201                  vtkPoints *cellPts, vtkPointData *inPD, vtkPointData *outPD, 
00202                  vtkCellData *inCD, vtkIdType cellId, vtkCellData *outCD, 
00203                  vtkCellData *clippedCD);
00204 
00205   vtkImplicitFunction *ClipFunction;
00206   vtkPointLocator     *Locator;
00207   int                  InsideOut;
00208   double                Value;
00209   int                  GenerateClipScalars;
00210   double                MergeTolerance;
00211   int                  Mixed3DCellGeneration;
00212   int                  GenerateClippedOutput;
00213   vtkUnstructuredGrid *ClippedOutput;
00214   
00215 private:
00216   vtkOrderedTriangulator *Triangulator;
00217   
00218   // Used temporarily to pass data around
00219   vtkIdType             NumberOfCells;
00220   vtkCellArray          *Connectivity;
00221   vtkUnsignedCharArray  *Types;
00222   vtkIdTypeArray        *Locations;
00223   vtkIdType             NumberOfClippedCells;
00224   vtkCellArray          *ClippedConnectivity;
00225   vtkUnsignedCharArray  *ClippedTypes;
00226   vtkIdTypeArray        *ClippedLocations;
00227 
00228 private:
00229   vtkClipVolume(const vtkClipVolume&);  // Not implemented.
00230   void operator=(const vtkClipVolume&);  // Not implemented.
00231 };
00232 
00233 #endif