var TouchIndicator = Container.expand(function () {
	var self = Container.call(this);
	var touchIndicatorGraphics = self.createAsset('touchIndicator', 'Touch Indicator Graphics', 0.5, 0.5);
});
var Snake = Container.expand(function () {
	var self = Container.call(this);
	var snakeGraphics = self.createAsset('snake', 'Snake Graphics', .5, .5);
	self.direction = {
		x: 0,
		y: 0
	};
	self.speed = 5;
	self.angle = 0;
	self.move = function () {
		self.x += Math.cos(self.angle) * self.speed;
		self.y += Math.sin(self.angle) * self.speed;
	};
});
var Food = Container.expand(function () {
	var self = Container.call(this);
	var foodGraphics = self.createAsset('food', 'Food Graphics', .5, .5);
	self.spawn = function () {};
});
var Game = Container.expand(function () {
	var self = Container.call(this);
	var snake = self.addChild(new Snake());
	var foods = [];
	snake.x = 2048 / 2;
	snake.y = 2732 / 2;
	var food = new Food();
	food.spawn();
	foods.push(food);
	self.addChild(food);
	var dragNode = null;
	var initialTouchPosition = {
		x: 0,
		y: 0
	};
	var touchIndicator = null;
	stage.on('down', function (obj) {
		var event = obj.event;
		initialTouchPosition = event.getLocalPosition(self);
		if (touchIndicator) {
			touchIndicator.destroy();
		}
		touchIndicator = self.addChild(new TouchIndicator());
		touchIndicator.x = initialTouchPosition.x;
		touchIndicator.y = initialTouchPosition.y;
	});
	function handleMove(obj) {
		var event = obj.event;
		var currentTouchPosition = event.getLocalPosition(self);
		var dx = currentTouchPosition.x - initialTouchPosition.x;
		var dy = currentTouchPosition.y - initialTouchPosition.y;
		snake.angle = Math.atan2(dy, dx);
	}
	stage.on('move', handleMove);
	LK.on('tick', function () {
		snake.move();
		for (var i = 0; i < foods.length; i++) {
			if (snake.intersects(foods[i])) {
				foods[i].destroy();
				foods.splice(i, 1);
				var newFood = new Food();
				newFood.spawn();
				foods.push(newFood);
				self.addChild(newFood);
			}
		}
	});
});

===================================================================
--- original.js
+++ change.js
@@ -52,9 +52,8 @@
 		var currentTouchPosition = event.getLocalPosition(self);
 		var dx = currentTouchPosition.x - initialTouchPosition.x;
 		var dy = currentTouchPosition.y - initialTouchPosition.y;
 		snake.angle = Math.atan2(dy, dx);
-		initialTouchPosition = currentTouchPosition;
 	}
 	stage.on('move', handleMove);
 	LK.on('tick', function () {
 		snake.move();