(defun draw-square (&key (size 1) texture)
(draw-rectangle size size :texture texture))
-(defun draw-cube (&key size texture texture-1 texture-2 texture-3 texture-4 texture-5 texture-6)
+(defun draw-cube (&key (size 1) texture texture-1 texture-2 texture-3 texture-4 texture-5 texture-6)
(let ((-size (neg size)))
(progn-textures
(glNormal3f 0 0 1)