void UpdateAcceleration(BallMass ball)
{
var resultant = new Vector();
foreach (var b in BallMasses)
{
if (b == ball)
{
continue;
}
var distance = b.Position - ball.Position;
var distanceValue = distance.Magnitude;
var accel = GravityConst * b.Mass / (distanceValue * distanceValue);
resultant.UpdateByAddWith(accel * distance.UnitVector);
}
ball.Acceleration = resultant;
}
void UpdatePosition(BallMass ball)
{
ball.Velocity.UpdateByAddWith(ball.Acceleration);
ball.Position.UpdateByAddWith(ball.Velocity);
}
public void RemoveBallMass(BallMass ball)
{
_ballMasses.Remove(ball);
}
public void AddBallMass(BallMass ball)
{
_ballMasses.Add(ball);
}
