// forces
mState.force = Mf::Vector2(0.0, 0.0);
//mState.forces.push_back(SpringForce(Mf::Vector2(5.0, 4.0)));
- //mState.forces.push_back(ResistanceForce(2.0));
+ mState.forces.push_back(ResistanceForce(2.0));
//mState.forces.push_back(Mf::LinearState<2>::GravityForce(-9.8));
// starting position