public void applyForce(Vector force, double timeDelta)
{
velocity.addInPlace(force.scale(timeDelta / Math.Abs(mass)));
position.addInPlace(velocity.scale(timeDelta));
}
public Particle(Vector pos, double _mass)
{
position = pos;
mass = _mass;
velocity = new Vector();
}
public Vector subtract(Vector v)
{
return new Vector(x - v.x, y - v.y);
}
public double dot(Vector v)
{
return x * v.x + y * v.y;
}
public void addInPlace(Vector v)
{
x += v.x;
y += v.y;
}
public Vector add(Vector v)
{
return new Vector(x + v.x, y + v.y);
}