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penduleressortdesc.cpp
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Wed, Dec 4, 13:23

penduleressortdesc.cpp
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#include "penduleressortdesc.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), k(k), l(l), g(g)
{
m[0] = m1;
m[1] = m2;
fr[0] = fr1;
fr[1] = fr2;
//corriger la dimension de position et vitesse
adjust(2);
}
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), k(k), l(l), g(g)
{
m[0] = m1;
m[1] = m2;
fr[0] = fr1;
fr[1] = fr2;
//corriger la dimension de position et vitesse
adjust(2);
}
double PenduleRessort::getLenght() const
{
return l;
}
double PenduleRessort::getk() const
{
return k;
}
#define CHECK_BOUND_INDEX(index) index < 2 && index >= 0
#include "skerror.h"
using namespace symkit;
double PenduleRessort::getMass(int index) const
{
if (CHECK_BOUND_INDEX(index))
return m[index];
else
throw SKError(ERR_BOUND, "getMass", "PenduleRessort", "Looking for a non-existing value", false);
}
double PenduleRessort::getFrottement(int index) const
{
if (CHECK_BOUND_INDEX(index))
return fr[index];
else
throw SKError(ERR_BOUND, "getFrottement", "PenduleRessort", "Looking for a non-existing value", false);
}
double PenduleRessort::getg() const
{
return g;
}
void PenduleRessort::setLenght(const double& l)
{
this->l=l;
}
void PenduleRessort::setk(const double& k)
{
this->k=k;
}
void PenduleRessort::setMass(const double& m, int index)
{
if (CHECK_BOUND_INDEX(index))
this->m[index] = m;
else
throw SKError(ERR_BOUND, "setMass", "PenduleRessort", "Looking for a non-existing memory-buffer", false);
}
void PenduleRessort::setFrottement(const double& fr, int index)
{
if (CHECK_BOUND_INDEX(index))
this->fr[index] = fr;
else
throw SKError(ERR_BOUND, "setFrottement", "PenduleRessort", "Looking for a non-existing memory-buffer", false);
}
void PenduleRessort::setg(const double& g)
{
this->g=g;
}
void PenduleRessort::setPenduleAngle(double value)
{
p[1] = value;
}
void PenduleRessort::setPenduleSpeed(double value)
{
p_prime[1] = value;
}
void PenduleRessort::setRessortPosition(double value)
{
p[0] = value;
}
void PenduleRessort::setRessortSpeed(double value)
{
p_prime[0] = value;
}
double PenduleRessort::getPenduleAngle() const
{
return p[1];
}
double PenduleRessort::getPenduleSpeed() const
{
return p_prime[1];
}
double PenduleRessort::getRessortPosition() const
{
return p[0];
}
double PenduleRessort::getRessortSpeed() const
{
return p_prime[0];
}
Vector PenduleRessort::equation() const
{
double a(m[0] + m[1]*sin(p[1])*sin(p[1]));
double b(k*p[0] + fr[0]*p_prime[0] - m[1]*l*p_prime[1]*p_prime[1]*sin(p[1]));
double c(g*sin(p[1]) + fr[1]*p_prime[1]);
return { (-b + m[1]*c*cos(p[1]))/a , (b*cos(p[1]) - (m[0]+m[1])*c)/(l*a) };
}
double PenduleRessort::energy() const
{
double k(0.5*p_prime[0]*p_prime[0]*m[0] + 0.5*m[1]*(p_prime[1]*p_prime[1]*l*l + p_prime[0]*p_prime[0]));
double u(0.5*p[0]*p[0]*this->k - m[1]*g*cos(p[1]));
return k+u;
}

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