VectorCompare.h

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// Copyright (C) 2009 Technische Universitaet Muenchen
// This file is part of the Peano project. For conditions of distribution and
// use, please see the copyright notice at www.peano-framework.org
#pragma once
 
 
#include "tarch/la/Vector.h"
 
 
namespace tarch {
  namespace la {
    template<int N>
    struct VectorCompare;
  }
}
 
template<int N>
struct tarch::la::VectorCompare {
  private:
    const double  _accuracy;
  public:
    VectorCompare(double accuracy=NUMERICAL_ZERO_DIFFERENCE):
      _accuracy(accuracy) {
    }
 
 
    bool operator()(
      const Vector<N,double>& left,
      const Vector<N,double>& right
    ) const {
      return firstGreater(right, left, _accuracy);
    }
};