Started game conversion to Chicken Scheme

2 files changed, 51 insertions, 0 deletions

diff --git a/DejaVuSans.ttf b/DejaVuSans.ttf
new file mode 100644
index 0000000..9d40c32
--- /dev/null
+++ b/DejaVuSans.ttf
diff --git a/src/game.scm b/src/game.scm
new file mode 100644
index 0000000..ad4f800
--- /dev/null
+++ b/src/game.scm
@@ -0,0 +1,51 @@
+(import scheme
+	(chicken format)
+	(chicken process-context)
+	(chicken condition)
+	(prefix sdl2 "sdl2:")
+        (prefix sdl2-ttf "ttf:")
+	(prefix sdl2-image "img:"))
+
+(define +color-depth+ 32)
+(define +screen-width+ 600)
+(define +screen-height+ 400)
+(define *fullscreen?* #f)
+(define +background-color+ (sdl2:make-color 0 0 0))
+(define +software-mode?+ (member "-software" (command-line-arguments)))
+(define +vsync?+ (member "-vsync" (command-line-arguments)))
+
+(sdl2:set-main-ready!)
+(sdl2:init! '(video))
+(ttf:init!)
+(img:init! '(png))
+
+(on-exit sdl2:quit!)
+
+;; Install a custom exception handler that will call quit! and then
+;; call the original exception handler. This ensures that quit! will
+;; be called even if an unhandled exception reaches the top level.
+(current-exception-handler
+ (let ((original-handler (current-exception-handler)))
+   (lambda (exception)
+     (sdl2:quit!)
+     (original-handler exception))))
+
+(if (and +vsync?+ (not +software-mode?+)) ; vsync doesn't work with software rendering
+    (sdl2:set-hint! 'render-vsync "1"))
+(define *window* (sdl2:create-window! "Magnetic Trek"
+                                      'centered 'centered
+                                      +screen-width+ +screen-height+
+                                      (if *fullscreen?* '(fullscreen) '())))
+(define *renderer* (sdl2:create-renderer! *window* -1
+                                          (if +software-mode?+ '(software) '(accelerated))))
+
+(define *font* (ttf:open-font "DejaVuSans.ttf" 12))
+(define *text-color* (sdl2:make-color 255 255 255))
+
+(set! (sdl2:render-draw-color *renderer*) +background-color+)
+(sdl2:render-clear! *renderer*)
+
+(format #t "chicken env: ~a" (get-environment-variable "CHICKEN_ENV"))
+
+(format #t "hello world")
+