39 #ifndef vtkExtractUnstructuredGrid_h 
   40 #define vtkExtractUnstructuredGrid_h 
   42 #include "vtkFiltersExtractionModule.h"  
  120   void SetExtent(
double xMin, 
double xMax, 
double yMin, 
double yMax, 
double zMin, 
double zMax);
 
  126   void SetExtent(
double extent[6]);
 
  153   void CreateDefaultLocator();