XNA学习笔记，共10章，XNA的介绍，创建一个简单的游戏pong，辅助类，游戏组件，XNA图形引擎，管理shader-XNA study notes, a total of 10 chapters, XNA presentation, create a simple game pong, auxiliary classes, the game components, XNA graphics engine, manage shader and so on

an e book about professional xna programming byBenjamin Nitschke