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costthresh.h

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#ifndef _COSTTHRESH_H_
#define _COSTTHRESH_H_

#include "costbase.h"
#include "packnode.h"




class costthresh : public costbase 
{
private:
  double thresh;

  double abs(const double x)
  {
    double retval = x;
    if (retval < 0.0)
      retval = -retval;
    return retval;
  } // abs

protected:

  double costCalc(packnode<double> *node)
  {
    double count = 0.0;
    if (node != 0) {
      size_t len = node->length();
      for (int i = 0; i < len; i++) {
        if (abs((*node)[i]) > thresh) {
          count = count + 1.0;
        }
      }
    }
    return count;
  } // costCalc

public:
  costthresh(packnode<double> *node, double t ) 
  { 
    thresh = t; 
    traverse( node );
  }
}; // costthresh

#endif

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