+(define-method (get-gui-environment (device <irrlicht-device>))
+ (make <gui-environment>
+ #:irr-pointer (irr_IrrlichtDevice_getGUIEnvironment (irr-pointer device))))
+
+(define-method (get-scene-manager (device <irrlicht-device>))
+ (make <scene-manager>
+ #:irr-pointer (irr_IrrlichtDevice_getSceneManager (irr-pointer device))))
+