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(use-modules (2d actions)
(2d agenda)
(2d coroutine)
(2d game)
(2d sprite)
(2d vector2))
(define (demo-sprite)
(load-sprite "images/sprite.png"
#:position (vector2 320 240)))
(define (start sprite)
(let ((size (game-resolution actions)))
(schedule-action
(action-parallel
;; Move horizontally across the screen in 60 frames.
(lerp (lambda (x)
(set-sprite-position!
sprite
(vector2 x (/ (vy size) 2))))
0 (vx size) 120)
;; Rotate 1080 degrees in 120 frames.
(lerp (lambda (angle)
(set-sprite-rotation! sprite angle))
0 360 120)))))
(define-scene demo
#:title "Demo"
#:draw (lambda (sprite) (draw-sprite sprite))
#:events (append
(default-scene-events)
`((start . ,(lambda (sprite) (start sprite)))))
#:state (demo-sprite))
(define-game actions
#:title "actions"
#:first-scene demo)
(run-game actions)
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