This content was released on Feb 1 2015. The official support period is 6-months from this date.
Learn how to create your own mini physics engine to move your sprite and get the specific behavior and feel you want for your game.
This is a companion discussion topic for the original entry at https://www.kodeco.com/1994-video-tutorial-how-to-make-a-game-like-flappy-bird-in-swift-part-2-player-movement