-*- org -*-

#+TITLE The Chickadee Game Development Toolkit

* About

  Chickadee is a game development toolkit for Guile Scheme.

  #+BEGIN_SRC scheme
    (use-modules (chickadee)
                 (chickadee math vector)
                 (chickadee render sprite)
                 (chickadee render texture))

    (define sprite #f)

    (define (load)
      (set! sprite (load-image "images/chickadee.png")))

    (define (draw alpha)
      (draw-sprite sprite (vec2 256.0 176.0)))

    (add-hook! load-hook load)
    (add-hook! draw-hook draw)

    (run-game)
  #+END_SRC

* Features

  Chickadee supports the following features:

  - 2D/3D rendering engine via OpenGL
    - Efficient sprite rendering
    - Signed distance field font rendering
    - Particles
    - Simple geometric shapes
    - GLSL shaders
  - Keyboard/mouse/joystick input
  - Sound effects and music
  - 2D/3D/4D vector math library
  - Axis-aligned bounding box library
  - Fixed timestep game loop

* Dependencies

  - Guile >= 2.1.4
  - Guile-OpenGL >= 0.1.0
  - Guile-SDL2 >= 0.2.0

* License

  GNU GPL version 3 or later