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XNA Game Studio 4.0 Programming: Developing for Windows Phone 7 and Xbox 360

XNA Game Studio 4.0 Programming: Developing for Windows Phone 7 and Xbox 360

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  • Copyright 2011
  • Dimensions: 7 X 9
  • Pages: 400
  • Edition: 1st
  • eBook (Watermarked)
  • ISBN-10: 0-13-262016-2
  • ISBN-13: 978-0-13-262016-1

Get Started Fast with XNA Game Studio 4.0–and Build Great Games for Both Windows Phone 7 and Xbox LIVE

This is the industry’s best reference and tutorial for all aspects of XNA Game Studio 4.0 programming on all supported platforms, from Xbox 360 to Windows Phone 7 and Windows PCs. The only game development book authored by Microsoft XNA development team members, itoffers deep insider insights you won’t get anywhere elseincluding thorough coverage of new Windows Phone APIs for mobile game development.

You’ll quickly build simple games and get comfortable with Microsoft’s powerful XNA Game Studio 4.0 toolset. Next, you’ll drill down into every area of XNA, including graphics, input, audio, video, storage, GamerServices, and networking. Miller and Johnson present especially thorough coverage of 3D graphics, from Reach and HiDef to textures, effects, and avatars. Throughout, they introduce new concepts with downloadable code examples designed to help you jumpstart your own projects.

Coverage includes

·         Downloading, installing, and getting started with XNA Game Studio 4

·         Building on capabilities provided in the default game template

·         Using 2D sprites, textures, sprite operations, blending, and SpriteFonts

·         Creating high-performance 3D graphics with XNA’s newly simplified APIs

·         Supporting keyboards, mice, Xbox 360 controllers, Touch, accelerometer, and GPS inputs

·         Loading, generating, recording, and playing audio

·         Managing all types of XNA storage

·         Using avatars as characters in your games

·         Utilizing gamer types, player profiles, presence information, and other GamerServices

·         Supporting Xbox LIVE and networked games

·         Creating higher-level input systems that seamlessly manage cross-platform issues

From Windows Phone 7 mobile gaming to Xbox LIVE Indie Games, XNA Game Studio 4.0 creates huge new opportunities for experienced Microsoft developers. This bookhelps you build on skills you already have, to create the compelling games millions of users are searching for.

Sample Content

Table of Contents

Introduction    1

So You Want to be a Game Developer?    1

A Brief History of XNA Game Studio    1

What Is Available in Game Studio    4.0?    3

Why This Book?    4

1  Getting Started    5

Installing XNA Game Studio    4.0    5

Downloading the Tools    6

App Hub Membership    6

XNA Game Studio Connect    9

Writing Your First Game    11

Your First XNA Game Studio Windows Game    11

Your First XNA Game Studio XNA Xbox    360 Game    11

Your First XNA Game Studio Windows Phone    7

Game    12

Download Samples    12

Summary    12

2  Sprites and    2D Graphics    13

What Does    2D Mean?    13

Show Me Something on Screen    14

Spritebatch    16

Drawing    16

Moving Things Around    19

Animation    20

Controlling State    21

Rendering Text    25

Summary    27

3  The Game Object and the Default Game Loop    29

What Is in a New Project?    29

The Game Class    32

Virtual Methods    32

Methods    33

Properties    34

GameTime    34

Game Loop    36

Update and Draw    36

Components    38

GameComponents    38

Summary    40

4  Introduction to    3D Graphics    41

3D Graphics in XNA Game Studio    41

What Are    3D Graphics?    42

Makeup of a    3D Image    42

3D Math Basics    43

Coordinate Systems    44

Vectors in    3D Graphics    46

Matrix    53

Graphics Pipeline    61

Graphics Card    62

Vertex Shader    62

Backface Culling    63

Viewport Clipping    63

Rasterization    64

Pixel Shader    64

Pixel Tests    64

Blending    65

Final Output    65

Reach and HiDef Graphics Profiles    65

Graphics Profiles Define Platform Capabilities    66

The Reach Profile    66

The HiDef Profile    66

Let the    3D Rendering Start    67

GraphicsAdapter    67

GraphicsDevice    69

Drawing with Primitives    71

Summary    83

5  Lights, Camera, Action!    85

Why Do I See What I See?    85

View Matrix    87

Projection Matrix    88

Perspective    89

Orthographic    93

Camera Types    93

Static Cameras    94

Models    95

What Is a Model?    95

Rendering Models    99

Summary    103

6  Built-In Shader Effects    105

Using BasicEffect    106

Basic Lighting    108

Textures, Vertex Colors, and Fog    114

Using the Effect Interfaces    121

Using DualTextureEffect    122

Using AlphaTestEffect    124

Using EnvironmentMapEffect    124

Using SkinnedEffect    127

Summary    140

States, Blending, and Textures    141

Device States    141

BlendState    142

DepthStencilState    149

Render Targets    155

Faking a Shadow with a Depth Buffer and Render

Targets    158

Back to Device States    161

The Stencil Buffer    161

RasterizerState    164

SamplerStates    166

Other Texture Types    169

Summary    170

8  Introduction to Custom Effects    171

What Is a Custom Effect?    171

High Level Shading Language    172

Creating Your First Custom Effect    172

Parts of an Effect File    173

Global Variables    174

Vertex Structures    174

Drawing with a Custom Effect    177

Vertex Color    179

Texturing    180

Setting Sampler States in Effect File    183

Textures Repeating    184

Lighting    186

Ambient Lighting    186

Triangle Normals    190

Diffuse Lighting    192

Emissive Lighting    198

Specular Lighting    199

Fog    202

Point Lights    206

Effect States    209

Alpha Blending Using Effect States    211

Summary    213

9  Using the Content Pipeline    215

Tracing Content Through the Build System    215

Content Processors    216

Content Importers    223

Combining It All and Building Assets    226

Combining What You Learned So Far    235

Summary    238

10  Having Fun with Avatars    239

Introduction to Avatars    239

Accessing Avatar Information Using

AvatarDescription    240

Loading Avatar Animations with AvatarAnimation    243

Drawing the Avatar Using AvatarRenderer    246

Modifying Avatar Lighting    248

Playing Multiple Animations    249

Blending Between Animations    253

Interacting with Objects    260

2D Avatars Using Render Targets    263

Custom Avatar Animations    265

Creating the Custom Animation    266

Building the Custom Animation Type    267

Creating the Content Processor    273

Adding the Custom Animation to Your Game    283

Updating Your Game to Use the Custom

Animation    284

Summary    285

11  Understanding Performance    287

General Performance    287

Who Takes Out the Garbage?    289

Multithreading    292

Graphics Performance    293

Measuring Performance    295

Performance Measurement Tools    306

Cost of Built-In Shaders    307

Summary    309

12  Adding Interactivity with User Input    311

Using Input in XNA Game Studio    311

Polling versus Event-Based Input    312

The Many Keys Of A Keyboard    312

Reading Keyboard State    313

Moving Sprite Based on Keyboard Input    315

Onscreen Keyboard    316

Precision Control of a Mouse    320

Reading Mouse State    320

Moving Sprite Based on Mouse Input    322

Setting the Mouse Position    324

Xbox    360 Gamepad    324

Reading Gamepad State    325

Moving Sprites Based on Gamepad Input    329

Thumb Stick Dead Zones    332

Other Types of Controllers    332

Is the Gamepad Connected?    333

Multitouch Input For Windows Phones    334

Reading the TouchPanel Device State    334

Determine Number of Touch Points    336

TouchPanel Width, Height, and Orientation    337

Moving Sprite Based on Multitouch Input    337

Reading Gestures from the TouchPanel    339

Displaying GestureSample Data    341

Windows Phone Sensors and Feedback    342

Acceleration Data using the Accelerometer    344

Locating a Windows Phone with the Location

Service    348

Providing User Feedback using Vibration    351

Summary    351

13  Turn Up the Volume    353

Playing Sound Effects    353

Using SoundEffect for Audio Playback    354

Microsoft Cross-Platform Audio Creations

Tool (XACT)    360

Dynamic Sound Effects    368

Recording Audio with a Microphone    368

Generating Dynamic Sound Effects    371

Summary    374

14  Storage    375

What Is Storage?    375

Isolated Storage    375

Saving and Loading Data    377

The IsolatedStorageFile Object    379

XNA Game Studio Storage    380

Recreating the Project on Xbox    380

Devices and Containers    382

Getting a Device    383

Looking at the API    387

Loading Loose Files from Your Project    388

Summary    390

15  Gamer Services    391

GamerServicesComponent    391

Guide Class    392

Trial Mode    392

Now the Bad News    397

Platform-Specific Guide Functionality    397

Gamers and Profiles    402

GameDefaults    405

Presence    406

Privileges    406

With Friends Like This...    407

Summary    408

16  Multiplayer Networking    409

Multiplayer Games    409

Getting Ready for Networking Development    410

Main Menu and State Management    412

Creating a Network Session    416

Building a Game Lobby    423

Playing the Game    425

Searching for an Available Network Session    430

Joining an Available Network Session    435

Sending Player Invites    438

Simulating Real World Network Conditions    439

Summary    440

17  Using Media in XNA Game Studio    441

What Is Media?    441

Playing a Song    441

MediaPlayer    442

Songs and Metadata    443

Media Enumeration    444

Media Library    444

Video    448

Rendering a Video    448

Visualizations    451

Rendering Visualization Data    451

Summary    453

A  Reach vs. HiDef Chart    455

B  Using the Windows Phone FMRadio    459

C  Windows Phone    7 Launchers and Choosers    463

D  Dealing with Tombstoning    479

Index    487


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