GravitationalForce.cpp

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#include "GravitationalForce.h"
 
#include "utils/ArrayUtils.h"
 
std::array<double, 3UL> GravitationalForce::calculateForce(const Particle& p, const Particle& q) const {
    const auto displacement = q.getX() - p.getX();
    const double dist = ArrayUtils::L2Norm(displacement);
 
    const auto f_gravity = (p.getM() * q.getM() / (std::pow(dist, 3))) * displacement;
 
    return f_gravity;
}
 
GravitationalForce::operator std::string() const { return "Gravitational"; }