You need to install the Gosu game library first: gem install gosu Then you can start the game with: ruby wolf3d.rb == Too slow? Try running it in Ruby Enterprise Edition or in Ruby 1.9.
You need to install the Gosu game library first: gem install gosu Then you can start the game with: ruby wolf3d.rb == Too slow? Try running it in Ruby Enterprise Edition or in Ruby 1.9.