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penduleressort.cpp
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Thu, Dec 12, 04:16

penduleressort.cpp
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#include "penduleressort.h"
#include <cmath>
PenduleRessort::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, const double& fr2, const double& g, integral_operation op)
: Oscillateur(p, p_p, op), l(l), k(k), m1(m1), m2(m2), fr1(fr1), fr2(fr2), g(g)
{}
PenduleRessort::PenduleRessort(const Vector& p, const Vector& p_p, const double& k, const double& l, const double& m1, const double& m2, const double& fr1, const double& fr2, const double& g,integral_operation op)
: Oscillateur(p, p_p, op), l(l), k(k), m1(m1), m2(m2), fr1(fr1), fr2(fr2), g(g)
{}
double PenduleRessort::getl() const
{
return l;
}
double PenduleRessort::getk() const
{
return k;
}
double PenduleRessort::getm1() const
{
return m1;
}
double PenduleRessort::getm2() const
{
return m2;
}
double PenduleRessort::getfr1() const
{
return fr1;
}
double PenduleRessort::getfr2() const
{
return fr2;
}
double PenduleRessort::getg() const
{
return g;
}
void PenduleRessort::setl(const double& l)
{
this->l=l;
}
void PenduleRessort::setk(const double& k)
{
this->k=k;
}
void PenduleRessort::setm1(const double& m1)
{
this->m1=m1;
}
void PenduleRessort::setm2(const double& m2)
{
this->m2=m2;
}
void PenduleRessort::setfr1(const double& fr1)
{
this->fr1=fr1;
}
void PenduleRessort::setfr2(const double& fr2)
{
this->fr2=fr2;
}
void PenduleRessort::setg(const double& g)
{
this->g=g;
}
double PenduleRessort::energy() const
{
double k(0.5*m1*p_prime[0]*p_prime[0] + 0.5*m2*l*l*p_prime[1]*p_prime[1]);
double u(0.5*k*p[0]*p[0] + m2*g*(1-cos(p[1])));
return k+u;
}
/*
SVector<3> PenduleRessort::cartesiennes() const
{
return { p[0], 0 , 0 };
}
SVector<3> PenduleRessort::cartesiennes2() const
{
SVector<3> v({ sin(p[1]) * l, -cos(p[1]) * l, 0 });
return cartesiennes() + v;
}
*/
Vector PenduleRessort::equation() const
{
double a(m1 + m2*sin(p[1])*sin(p[1]));
double b(k*p[0] + fr1*p_prime[0] - m2*l*p_prime[1]*p_prime[1]*sin(p[1]));
double c(g*sin(p[1]) + fr2*p_prime[1]);
return { (-b + m2*c*cos(p[1]))/a , (b*cos(p[1]) - (m1+m2)*c)/(l*a) };
}

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