InterpolatingFunction.hh

//
// This file is part of MARLEY (Model of Argon Reaction Low Energy Yields)
//
// MARLEY is free software: you can redistribute it and/or modify it under the
// terms of version 3 of the GNU General Public License as published by the
// Free Software Foundation.
//
// For the full text of the license please see COPYING or
// visit http://opensource.org/licenses/GPL-3.0
//
// Please respect the MCnet academic usage guidelines. See GUIDELINES
// or visit https://www.montecarlonet.org/GUIDELINES for details.
 
#pragma once
#include <functional>
#include <vector>
 
#include "marley/marley_utils.hh"
 
namespace marley {

  class InterpolatingFunction {
 
    public:
 
      InterpolatingFunction( double x_min, double x_max ) : x_min_( x_min ),
        x_max_( x_max ) {}
 
      virtual ~InterpolatingFunction() = default;

      virtual double evaluate( double x ) const = 0;
 
    protected:

      InterpolatingFunction() {}

      double x_min_;

      double x_max_;
  };
 
}