Windows Phone 7 XNA Cookbook

Windows Phone 7 XNA Cookbook

By : Zheng Yang

Buy this Book

Windows Phone 7 XNA Cookbook

By: Zheng Yang

Buy this Book

Overview of this book

Developing games for Windows Phone 7, a new mobile platform, is your big chance to impact the world of mobile games. The XNA 4.0 for Windows Phone 7 integrates a lot of capabilities from software and hardware for you to create incredible games. The next generation of mobile games will be built by you. Windows Phone 7 XNA Cookbook is the best choice for you to make a game on Windows Phone 7. The book helps you to master the indispensable techniques to create your games using XNA 4.0. From the basics such as animating a 2D sprite and interacting with the customized graphical user interface to the more challenging such as 3D graphic rendering and collision detection. This comprehensive cookbook covers all the essential areas of XNA game development for Windows Phone 7, such as approaches to control the sensors, gestures and typical kinds of cameras. We also have recipes for sprite animation, texture rendering, and graphical user interface development that will give you a powerful tool to work with 2D effects. After this we move onto the more juicy stuff with recipes covering 3D graphic rendering and collision detection, and major ways to improve your loading efficiency. You will also work with Xbox live so you can take your game global. Finally, no mobile game development book would be complete without a look at performance optimization to make your games run faster. Windows Phone 7 XNA Cookbook will equip you with the firepower to rock the game world.

Windows Phone 7 XNA Cookbook

Credits

About the Author

About the Reviewers

www.PacktPub.com

Preface

Free Chapter

Jump into Windows Phone Developer Tools and XNA Game Studio 4.0

Introduction

Installing Windows Phone Developer Tools

Creating your first Windows Phone XNA application

Deploying your game on an emulator or device

Getting familiar with orientation

Using DrawableComponent and GameServices

Playing with Windows Phone Touch and Sensors

Introduction

Creating your first touch application/game

Taking your touch application to the next level

Creating a Touch Directional Pad (D-pad)

Dragging and swiping objects

Controlling images with Multi-Touch control

Using accelerometer to make a ball move on your phone

Coordinates and View Your First Step into XNA Game Development on Windows Phone 7

Introduction

Drawing the axes for a 2D game

Setting up the position, direction, and field of view of a fixed camera

Drawing the axes for a 3D game

Implementing a first-person shooter (FPS) camera in your game

Implementing a round rotating camera in a 3D game

Implementing a chase camera

Using culling to remove the unseen parts and texture mapping

Heads Up Display (HUD) Your Phone Game User Interface

Introduction

Scaling an image

Creating a Simple Sprite Sheet animation in a 2D game

Creating a Complex Sprite Sheet animation in a 2D game

Creating a text animation in Adventure Genre (AVG) game

Creating a text-based menu the easiest menu to create

Creating an image-based menu

Creating a 3D model-based menu

Creating a progress bar for game content loading and value status

Creating buttons in your game

Creating a listbox to speed up your information management in a game

Creating a text input control to communicate with others in a game

Content Processing

Introduction

The architecture and flow of content processing

Creating a custom importer and processor for your text

Processing XML files

Manipulating the extracted information from an image in the content pipeline

Extracting BoundingSphere and BoundingBox information from models

Entering the Exciting World of 3D Models

Introduction

Controlling a model with the help of trackball rotation

Translating the model in world coordinates

Scaling a model

Viewing the model hierarchy information

Highlighting individual meshes of a model

Implementing a rigid model animation

Creating a terrain with texture mapping

Customizing vertex formats

Calculating the normal vectors from a model vertex

Simulating an ocean on your CPU

Collision Detection

Introduction

Detecting the intersection of line segments

Implementing per pixel collision detection in a 2D game

Implementing BoundingBox collision detection in a 3D game

Implementing BoundingSphere collision detection in a 3D game

Implementing ray-triangle collision detection

Mapping a tapped location to 3D

Implementing sphere-triangle collision detection

Making a 3D ball move along a curved surface

Embedding Audio in your Game

Introduction

Controlling an audio file

Adding sound effects to your game

Adding stereo sounds to your game

Special Effects

Introduction

Using dual texture effects

Using environment map effects

Rendering different parts of a character into textures using RenderTarget2D

Creating a screen transition effect using RenderTarget2D

Performance Optimization Fast! Faster!

Introduction

Optimizing your game's performance

Using the EQATEC Profiler to profile your game's running time

Reducing the game contents' loading time

Improving game performance with garbage collection

Preferring struct rather than class when just an instance is needed

Launching to the Marketplace

Introduction

Preparing to submit your application to the Marketplace

Application submission checklist

Submitting your application to the Marketplace

Customer Reviews

5 star

4 star

3 star

2 star

1 star

Reducing the game contents' loading time

As you know, most of the time, before playing a game, a screen for loading game contents will show up with a running progress bar. Without this, you may feel the game is stuck and not responding. If you know that the game is loading and can see its progress, you know that all you have to do is wait. Usually, no one wants to wait too long for playing games, however. It is wasting time and can cause frustration to the user. For better user experiences, the following sections will tell you how to reduce the loading time of game contents.

Making good loading decisions

Often, the first step in reducing loading times is to understand where the current greatest expenses are. Highlighting the frequency and timing of content loading is an effective way to evaluate and adjust loading times, as well as validate that the right content (no more and no less) is being loaded in a given scenario. Consider instrumenting the following:

The time required to load an asset...

Windows Phone 7 XNA Cookbook

By : Zheng Yang

Windows Phone 7 XNA Cookbook

By: Zheng Yang

Overview of this book

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Windows Phone 7 XNA Cookbook

Reducing the game contents' loading time

Making good loading decisions