00001 
00002 
00003 
00004 
00005 
00006 
00007 
00008 
00009 
00010 
00011 
00012 
00013 
00014 
00037 #ifndef __vtkGenericSubdivisionErrorMetric_h
00038 #define __vtkGenericSubdivisionErrorMetric_h
00039 
00040 #include "vtkObject.h"
00041 
00042 class vtkGenericAttributeCollection;
00043 class vtkGenericAdaptorCell;
00044 class vtkGenericDataSet;
00045 
00046 class VTK_FILTERING_EXPORT vtkGenericSubdivisionErrorMetric : public vtkObject
00047 {
00048 public:  
00050 
00051   vtkTypeMacro(vtkGenericSubdivisionErrorMetric,vtkObject);
00052   void PrintSelf(ostream& os, vtkIndent indent);
00054  
00056 
00069   virtual int RequiresEdgeSubdivision(double *leftPoint, double *midPoint,
00070                                       double *rightPoint, double alpha)=0;
00072   
00074 
00083   virtual double GetError(double *leftPoint, double *midPoint,
00084                           double *rightPoint, double alpha)=0;
00086   
00088 
00089   void SetGenericCell(vtkGenericAdaptorCell *cell);
00090   vtkGetObjectMacro(GenericCell,vtkGenericAdaptorCell);
00092 
00094 
00095   void SetDataSet(vtkGenericDataSet *ds);
00096   vtkGetObjectMacro(DataSet,vtkGenericDataSet);
00098 
00099 protected:
00100   vtkGenericSubdivisionErrorMetric();
00101   ~vtkGenericSubdivisionErrorMetric();
00102 
00103   vtkGenericAdaptorCell *GenericCell;
00104   vtkGenericDataSet *DataSet;
00105   
00106 private:
00107   vtkGenericSubdivisionErrorMetric(const vtkGenericSubdivisionErrorMetric&);  
00108   void operator=(const vtkGenericSubdivisionErrorMetric&);  
00109 };
00110 
00111 #endif