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dxruby_sdl is a ruby library for 2D graphics and game. It has same DXRuby API. It use SDL/Ruby.


SDL, SGE, etc...

Mac OS X

(1) SDL

with MacPorts.

$ sudo port install libsdl libsdl_image libsdl_mixer libsdl_sound libsdl_ttf

with Homebrew

# update homebrew
$ brew update
$ brew upgrade
$ brew doctor

# install sdl etc.
$ brew install sdl
$ brew install sdl_image
$ brew install sdl_mixer
$ brew install sdl_ttf

(2) SGE

$ curl -O http://www.digitalfanatics.org/cal/sge/files/sge030809.tar.gz
$ tar xvzf sge030809.tar.gz
$ cd sge030809
$ curl https://gist.github.com/steved555/963525/raw/7b638e4100f9dd1a9d00560b98ea2ddd4375b2b0/sge_030809_freetype.patch | patch
$ curl https://gist.github.com/steved555/963524/raw/c03396e1fb8bb87e9f4ba92597d087f730c6c48b/sge_030809_cmap.patch | patch
$ curl https://gist.github.com/steved555/963522/raw/5b277a0a6b08a1c077fbe2c96eead4ef1d761856/sge-030809-build.patch | patch
$ sed -i -e 's/-soname/-install_name/g' Makefile
$ make
$ sudo make install

with Homebrew

$ brew install https://gist.githubusercontent.com/ymmtmdk/5b15f2b06aef5549eb5a/raw/ebf4c9758b1f772f0f6073e7b2bdbb5e9665ee74/libsge.rb

(3) Ume-font

DXRuby's default font is MS P Gothic, so if you want to same look on windows, you should install MS P Gothic. However MS-font is not free.

Ume-font is same width MS-font (MS P Gothic, MS P Mincho, etc.) and it's free.

Download from https://ja.osdn.net/projects/ume-font/wiki/FrontPage and install.


$ sudo apt-get install libsdl1.2-dev libsdl-image1.2-dev libsdl-mixer1.2-dev timidity libsdl-ttf2.0-dev libsdl-sge-dev fonts-horai-umefont fonts-ipafont


Add this line to your application's Gemfile:

gem 'dxruby_sdl'

And then execute:

$ bundle

Or install it yourself as:

$ gem install dxruby_sdl


see http://dxruby.sourceforge.jp/ (in Japanese).


  1. Fork it
  2. Create your feature branch (git checkout -b my-new-feature)
  3. Commit your changes (git commit -am 'Add some feature')
  4. Push to the branch (git push origin my-new-feature)
  5. Create new Pull Request