lp_metric.h

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#ifndef LP_METRIC_H
#define LP_METRIC_H
 
#include "cubeai/base/cubeai_types.h"
#include <vector>
 
namespace cuberl{
namespace maths {
 
 
 
template<int P, bool TTakeRoot = true>
class LpMetric
{
 
public:
 
   static const int Power = P;
   static const bool TakeRoot = TTakeRoot;
   static real_t tolerance_value;
   typedef real_t cost_type;
   typedef real_t value_type;
 
   static real_t tolerance(){return tolerance_value;}
 
   LpMetric()=default;
 
   real_t operator()(const DynVec<real_t>& v1, const DynVec<real_t>& v2)const;
 
   static real_t evaluate(const DynVec<real_t>& v1, const DynVec<real_t>& v2);
 
   static real_t evaluate(const std::vector<real_t>& v1, const std::vector<real_t>& v2);
 
 
};
 
 
using ManhattanMetric = LpMetric<1, false> ;
using SqrEuclidean_metric =  LpMetric<2, false> ;
using EuclideanMetric = LpMetric<2, true> ;
 
}
}
 
#include "cubeai/maths/lp_metric_impl.h"
 
#endif // LP_METRIC_H