GameMaker is very flexible when it comes to drawing. There are several built-in functions for drawing basic and advanced geometric shapes. Drawing is done by positioning sprites or vertices within the room. In GameMaker, x relates to how many pixels across the screen and y for how many down. The position at the top left is 0,0. This chapter will introduce you to the basics of drawing.
Drawing the border of a room.
Making popup text boxes.
Creating effects when changing rooms. ...