public void clear()
{
Destroy(_bob);
Destroy(_line);
_pendulum = null;
}
private VisualPendulum(Vector3 position_, Vector3 equilibrium_position_, float mass_, float gravity_, float dt_, bool show_lines_)
{
_line_width = 0.02f;
_draw_lines = show_lines_;
Vector3 static_position = new Vector3(0f, 0f, position_.z);
float radius = (0.5f * mass_);
SPL.Particle point_a = SPL.StaticParticle.make(static_position, radius);
SPL.Particle point_b = SPL.VerletParticle.make(position_, Vector3.zero, mass_, radius, gravity_, dt_);
SPL.IConstraint fixed_distance = SPL.FixedDistanceConstraint.make(point_a, point_b);
_pendulum = SPL.Pendulum.make(point_a, point_b, equilibrium_position_, render, fixed_distance);
_bob = (GameObject)GameObject.Instantiate(GameObject.Find("Bob Template"));
_line = (GameObject)GameObject.Instantiate(GameObject.Find("Line Template"));
_bob.transform.parent = GameObject.Find("Scene Objects").transform;
_line.transform.parent = GameObject.Find("Scene Objects").transform;
_line_renderer = _line.AddComponent<LineRenderer>();
_line_renderer.material = Resources.Load<Material>("Line");
_line_renderer.SetWidth(_line_width, _line_width);
render(point_a, point_b);
}