objects are recreated each frame and do not persist

[mrcallaghan]

CityscapeLab/CityscapeComponent

Lines 40 to 51 in d87448e

	Tower centralTower = new Tower(300, 50, 200, 300, grey);
	Tower leftTower = new Tower(150, 125, 100, 200, lightGrey);
	Tower rightTower = new Tower(550, 125, 100, 200, lightGrey);
	Rook upLeftRook = new Rook(125, 275, 130, 175, grey);
	Rook upRightRook = new Rook(545, 275, 130, 175, grey);
	Rook downLeftRook = new Rook(50, 400, 225, 125, lightGrey);
	Rook downRightRook = new Rook(525, 400, 225, 125, lightGrey);
	Wall backWall = new Wall(175, 200, 450, 200, dark1Grey);
	Wall middleWall = new Wall(150, 300, 500, 175, dark2Grey);
	Wall frontWall = new Wall (100, 450, 600, 75, dark3Grey);