SDL（Simple DirectMedia Layer）被广泛的用于许多著名的游戏。最著名的游戏是赢得LIUNX组游戏开发大奖的 文明：权利的召唤（Civilization: Call To Power）。 这是入门教程。-SDL (Simple DirectMedia Layer) is widely used in many of the famous game. The most famous game is to win the game development awards LIUNX group of civilization: the right to call (Civilization: Call To Power). This is the introductory tutorial.