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(use-modules (chickadee)
(chickadee math vector)
(chickadee math rect)
(chickadee render tiled)
(ice-9 match))
(define map #f)
(define camera (vec2 0.0 0.0))
(define (load)
(set! map (load-tile-map "maps/example.tmx")))
(define (draw alpha)
(draw-tile-map map #:position camera))
(define inc 8.0)
(define (key-press key scancode modifiers repeat?)
(match key
('up (set-vec2-y! camera (- (vec2-y camera) inc)))
('down (set-vec2-y! camera (+ (vec2-y camera) inc)))
('right (set-vec2-x! camera (- (vec2-x camera) inc)))
('left (set-vec2-x! camera (+ (vec2-x camera) inc)))
('q (abort-game))
(_ #t)))
(run-game/sdl #:window-width 320
#:window-height 240
#:window-title "tile map demo"
#:load load
#:draw draw
#:key-press key-press)
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