+(define-method (begin-scene (video-driver <video-driver>) . rest)
+ (let-keywords rest #f
+ ((back-buffer #t)
+ (z-buffer #t)
+ (color '(255 0 0 0))
+ video-data
+ source-rect)
+ ((get-irrlicht-proc "beginScene" video-driver)
+ (irr-pointer video-driver)
+ back-buffer
+ z-buffer
+ color
+ video-data
+ source-rect)))
+