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;;; Sly
;;; Copyright (C) 2013, 2014 David Thompson <dthompson2@worcester.edu>
;;;
;;; This program is free software: you can redistribute it and/or
;;; modify it under the terms of the GNU General Public License as
;;; published by the Free Software Foundation, either version 3 of the
;;; License, or (at your option) any later version.
;;;
;;; This program is distributed in the hope that it will be useful,
;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
;;; General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with this program. If not, see
;;; <http://www.gnu.org/licenses/>.
(use-modules (srfi srfi-26)
(sly agenda)
(sly coroutine)
(sly game)
(sly sprite)
(sly texture)
(sly vector)
(sly window))
(load "common.scm")
(define window-width 640)
(define window-height 480)
(define texture (load-texture "images/p1_front.png"))
(define sprite
(make-sprite texture
#:position #(320 240)))
(define (random-vector2)
(vector (random window-width)
(random window-height)))
;; Simple script that moves the sprite to a random location every
;; second.
(coroutine
(while #t
(set! sprite (set-sprite-position sprite (random-vector2)))
(wait 15)
(set! sprite (set-sprite-rotation sprite (random 360)))
(wait 15)))
(add-hook! draw-hook (lambda (dt alpha) (draw-sprite sprite)))
(with-window (make-window #:title "Coroutines"
#:resolution (vector window-width
window-height))
(start-game-loop))
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