ComplexComparesAbs.h

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#ifndef NPSTAT_COMPLEXCOMPARESABS_HH_
#define NPSTAT_COMPLEXCOMPARESABS_HH_
 
#include <cmath>
#include <complex>
 
namespace npstat {
  template <class T>
  struct ComplexComparesAbs {
    inline static bool less(const T& l, const T& r) { return l < r; }
 
    inline static bool more(const T& l, const T& r) { return l > r; }
  };
 
  template <class T>
  struct ComplexComparesAbs<std::complex<T> > {
    inline static bool less(const std::complex<T>& l, const std::complex<T>& r) { return std::abs(l) < std::abs(r); }
 
    inline static bool more(const std::complex<T>& l, const std::complex<T>& r) { return std::abs(l) > std::abs(l); }
  };
}  // namespace npstat
 
#endif  // NPSTAT_COMPLEXCOMPARESABS_HH_