28 #ifndef vtkThresholdPoints_h 
   29 #define vtkThresholdPoints_h 
   31 #include "vtkFiltersCoreModule.h"  
   44   void ThresholdByLower(
double lower);
 
   49   void ThresholdByUpper(
double upper);
 
   55   void ThresholdBetween(
double lower, 
double upper);
 
   61   vtkSetMacro(UpperThreshold, 
double);
 
   62   vtkGetMacro(UpperThreshold, 
double);
 
   69   vtkSetMacro(LowerThreshold, 
double);
 
   70   vtkGetMacro(LowerThreshold, 
double);
 
   79   vtkSetMacro(OutputPointsPrecision, 
int);
 
   80   vtkGetMacro(OutputPointsPrecision, 
int);
 
   98   int Lower(
double s) { 
return (s <= this->LowerThreshold ? 1 : 0); }
 
   99   int Upper(
double s) { 
return (s >= this->UpperThreshold ? 1 : 0); }
 
  102     return (s >= this->LowerThreshold ? (s <= this->UpperThreshold ? 1 : 0) : 0);