penduleressortdesc.h
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	#ifndef PENDULERESSORTDESC_H
	#define PENDULERESSORTDESC_H

	#include "descriptors/oscillateur.h"

	class PenduleRessort : public Oscillateur
	{
	public:
	/* Constructeurs */
	PenduleRessort(const Vector& p,
	const Vector& p_p,
	const double& k, const double& l,
	const double& m1, const double& m2,
	const double& fr1 = 0, const double& fr2 = 0,
	const double& g = 9.81,
	integral_operation op = NEWMARK);

	PenduleRessort(const std::vector<double>& p,
	const std::vector<double>& p_p,
	const double& k, const double& l,
	const double& m1, const double& m2,
	const double& fr1 = 0, const double& fr2 = 0,
	const double& g = 9.81,
	integral_operation op = NEWMARK);

	/* Accesseurs */
	double getLenght() const;
	double getk() const;
	double getMass(int index) const;
	double getg() const;
	double getFrottement(int index) const;

	double getPenduleAngle() const;
	double getPenduleSpeed() const;

	double getRessortPosition() const;
	double getRessortSpeed() const;

	/* Manipulateurs */
	void setLenght(const double&);
	void setk(const double&);
	void setMass(const double& m, int index);
	void setg(const double&);
	void setFrottement(const double& fr, int index);

	void setPenduleAngle(double);
	void setPenduleSpeed(double);

	void setRessortPosition(double);
	void setRessortSpeed(double);

	double energy() const;

	private:

	/* Attributs */

	double k;
	double l;
	double g;
	double m[2];
	double fr[2];

	/* Equation caractérisant le mouvement d'un Pendule-Ressort */
	virtual Vector equation() const override;
	};


	#endif // PENDULERESSORTDESC_H