text: #include "physics/Gravity.h"
  
  using namespace rotamina;
  
  const float Gravity::G = 9.8f;
  
  Gravity::Gravity() : Gravity(G) {}
  
  Gravity::Gravity(float g) : g(g) {}
  
  void Gravity::applyForceTo(Particle & particle) {
      particle.applyForce(Eigen::Vector3f(0, -particle.mass * g, 0));
  }
  