What is “sdl_gfx” Package?

Graphics drawing primitives and other support functions
For more details: http://www.ferzkopp.net/joomla/content/view/19/14/

Installation

• Open Terminal by pressing command+space then type terminal and hit Enter key.
• Install homebrew first.

  ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)" < /dev/null 2> /dev/null

• Install sdl_gfx.

  brew install sdl_gfx

Now, use sdl_gfx!