private void CheckCollisions(MovingBall ball)
{
// Make list of balls to check collisions against
List <MovingBall> collisionList = new List <MovingBall>();
foreach (ColourPoolBall b in balls)
{
collisionList.Add(b);
}
// Remove ball as we don't need to see if ball collides with itself
collisionList.Remove(ball);
// Check for collision with every other ball
foreach (ColourPoolBall b2 in collisionList)
{
if (ball.CollidesWith(b2))
{
ball.Touching(b2);
//bounce both balls - this is not very accurate :-(
ball.XSpeed *= -1;
ball.YSpeed *= -1;
b2.XSpeed *= -1;
b2.YSpeed *= -1;
}
}
}
private bool CheckOverlaps(MovingBall ball)
{
//check if overlaps any existing balls
foreach (ColourPoolBall b in balls)
{
if (ball.CollidesWith(b))
{
ball.Touching(b);
return(true); //found an overlap
}
}
return(false); //got to end of loop, so no overlaps
}