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author | David Thompson <davet@gnu.org> | 2015-06-10 09:01:39 -0400 |
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committer | David Thompson <davet@gnu.org> | 2015-06-10 09:01:39 -0400 |
commit | 8ee10f0726a60d187ae5c5e42b807113a5295b82 (patch) | |
tree | 05a33a922038dd3e70dd81e80f730a5e5e17c1ed | |
parent | b5badcfaeccafd8cf591c2b74f9de4cfee1bcba4 (diff) |
Update README.
-rw-r--r-- | README | 22 |
1 files changed, 16 insertions, 6 deletions
@@ -29,21 +29,27 @@ Sly differentiates itself from most other game engines by encouraging #+BEGIN_SRC scheme (use-modules (sly game) + (sly signal) (sly window) (sly math vector) (sly render camera) (sly render model) - (sly render sprite)) + (sly render sprite) + (sly render scene)) - (define scene + ;; The object to render. + (define model (model-move (vector2 320 240) (load-sprite "gnu.png"))) + ;; The way we see the world. (define camera (orthographic-camera 640 480)) - (add-hook! draw-hook (lambda _ (draw-model scene camera))) + ;; View the model from the perspective of the camera. + (define-signal scene + (make-scene camera model)) (with-window (make-window #:title "Hello, world!") - (start-game-loop)) + (run-game-loop scene)) #+END_SRC * Features @@ -60,14 +66,14 @@ Sly differentiates itself from most other game engines by encouraging updates. Additionally, a fixed timestep allows for a deterministic simulation, unlike a variable timestep. - To start up the game loop, simply call =(start-game-loop)=. It's a + To start up the game loop, simply call =(run-game-loop)=. It's a good idea to set up the game window prior to starting the loop via the =with-window= form. #+BEGIN_SRC scheme (with-window (make-window #:title "Best Game Ever" #:resolution #(640 480)) - (start-game-loop)) + (run-game-loop)) #+END_SRC ** Functional Reactive Programming @@ -201,6 +207,10 @@ Sly differentiates itself from most other game engines by encouraging - FreeImage >= 3.0 - GNU Scientific Library (GSL) +* Releases + + Releases can be found on Sly's [[http://dthompson.us/pages/software/sly.html][home page]]. + * Community For help and general discussion, join the =#sly= IRC channel on |