reproduction_models.h

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// SPDX-FileCopyrightText: 2020 W. Traylor <wolfgang.traylor@senckenberg.de>
//
// SPDX-License-Identifier: LGPL-3.0-or-later
 
#ifndef FAUNA_REPRODUCTION_MODELS_H
#define FAUNA_REPRODUCTION_MODELS_H
 
#include "breeding_season.h"
 
namespace Fauna {
 
 
class ReproductionLogistic {
 public:
 
  ReproductionLogistic(BreedingSeason breeding_season,
                       const double max_annual_increase,
                       const double growth_rate, const double midpoint);
 
 
  double get_offspring_density(const int day_of_year,
                               const double body_condition) const;
 
 private:
  const BreedingSeason breeding_season;
  const double max_annual_increase;
  double growth_rate;
  double midpoint;
};
 
 
class ReproductionConstMax {
 public:
 
  ReproductionConstMax(BreedingSeason breeding_season,
                       const double annual_increase);
 
 
  double get_offspring_density(const int day_of_year) const;
 
 private:
  const BreedingSeason breeding_season;
  const double annual_increase;
};
 
class ReproductionLinear {
 public:
 
  ReproductionLinear(BreedingSeason breeding_season,
                     const double max_annual_increase);
 
 
  double get_offspring_density(const int day_of_year,
                               const double body_condition) const;
 
 private:
  const BreedingSeason breeding_season;
  const double max_annual_increase;
};
}  // namespace Fauna
 
#endif  // FAUNA_REPRODUCTION_MODELS_H