introduction on how to develop games for Windows Phone7 using XNA

1. Developing games for Windows Phone7 using XNA By Johnson Ma

2. Windows Phone 7 Platform

4. Attract game companies and developers

6. What is XNA XNA is a cross platform game development and management framework based on Microsoft .Net runtime XNA runtime is available for Windows, Windows Phone7 and Xbox360 Open source runtimes are available for Linux, Android and Mac/IPhone (Mono, MonoTouch by Novell) XNA framework encapsulates low-level technological details in coding a game, allows developers to focus more on the content and gaming experience. The first version released in 2004, latest version is 4.0 (Sep 2010)

7. XNA Overview

8. XNA Game Dev (0) -- Environment Download and install Windows Phone Developer Tools (Free!). Visual Studio 2010 Express for Windows Phone Windows Phone Emulator Silverlight for Windows Phone XNA Game Studio 4.0 Expression Blend 4 for Windows Phone

9. XNA Game Dev(1) --Game Design Main Menu What can player see? What can they choose? What happens next?

10. XNA Game Dev(2) --Game Flow Game Loop

11. XNA Game Dev(3) --Responding to User Input APIs to supports Keyboard, Mouse, Gamepad (Xbox 360), TouchPad(Phone) Multitouch on Windows Phone7 Soft keyboard for Windows Phone Microphone to capture audio to be used in your game

12. XNA Game Dev(4) --Display Graphic Rendering 2D with Sprites and Text SpriteBatch: batch operation to draw 2D bitmaps directly to the screen Sprite Scaling: hardware accelerated Sprite Font: draw text on screen with pos, color, Rotation, origin and scaling Rendering 3D with Effects Pipeline to load resource World, view and projection transforms 3D scene to 2D space Built-in basic effects: transparency, texture, lighting, fog, specula, diffuse

13. XNA Game Dev(5) --Advanced Topics Play Sounds: 3D audio, Built-in sound effects, audio buffers Play Videos: Supports HD video (720p) Supports play video on a Surface Xbox Live for online game Game service to support Xbox live account Display and animating gamer avatar

14. XNA and Azure Cloud Windows Azure storage services Authentication and authorization Push notification

15. Summary of XNA Benefits Creating high performance game in less time Cross platform game logic Rendering and effects GPU for performance Support multiplayer games Game social network --- Xbox live!

16. Thank you