average.h

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// SPDX-FileCopyrightText: 2020 W. Traylor <wolfgang.traylor@senckenberg.de>
//
// SPDX-License-Identifier: LGPL-3.0-or-later
 
#ifndef FAUNA_AVERAGE_H
#define FAUNA_AVERAGE_H
 
#include <vector>
 
namespace Fauna {
 
 
double average(const double a, const double b, const double weight_a = 1.0,
               const double weight_b = 1.0);
 
 
class PeriodAverage {
 public:
 
  PeriodAverage(const int count);
 
  void add_value(const double);
 
 
  double get_average() const;
 
 
  double get_first() const;
 
 private:
  std::vector<double> values;
  unsigned int count;  // constant
  unsigned int current_index = 0;
};
 
}  // namespace Fauna
#endif  // FAUNA_AVERAGE_H