Learning Android Game Programming

Foreword xix

Preface xxi

Acknowledgments xxiii

About the Author xxv



Chapter 1: Mobile Games 1

The Mobile Game Market 1

The World of Computer Games 2

AndEngine Examples 10

Summary 12

Exercises 12



Chapter 2: Game Elements and Tools 15

Software Development Tools 15

Graphics Tools 20

Audio Tools 24

Getting Our Feet Wet: The Splash Screen 26

Summary 31

Exercises 32



Chapter 3: The Game Loop and Menus 33

Game Loops in General 33

The Game Loop in AndEngine 34

Adding a Menu Screen to V3 37

Memory Usage 50

The Quit Option 51

Summary 51

Exercises 52



Chapter 4: Scenes, Layers, Transitions, and Modifiers 53

Scenes in AndEngine 53

Creating the Game Level 1 Scene 79

Summary 85

Exercises 85



Chapter 5: Drawing and Sprites 87

Quick Look Back at Entity 87

Drawing Lines and Rectangles 88

Sprites 89

Summary 106

Exercises 107



Chapter 6: Animation 109

Requirements for Animation 109

Animation Tiled Textures 110

Animation in AndEngine 111

Animation Example 113

Adding Animation to Level1Activity 118

Animation Problems 126

Advanced Topic: 2D Animations from 3D Models 127

Summary 127

Exercises 128



Chapter 7: Text 129

Fonts and Typefaces 129

Loading Fonts 130

Text in AndEngine 133

Custom Fonts 137

Adding Custom Fonts to V3 139

Summary 146

Exercises 146



Chapter 8: User Input 149

Android and AndEngine Input Methods 149

Adding User Input to V3 167

Summary 171

Exercises 172



Chapter 9: Tile Maps 173

Why Tile Maps? 173

Types of Tile Maps 173

Structure of Tile Maps 176

Tile Maps in AndEngine 176

The Tile Editor: Tiled 179

TMX Files 180

Orthogonal Game: Whack-A-Vampire 181

Isometric Tile Maps 196

Summary 197

Exercises 197



Chapter 10: Particle Systems 199

What Is a Particle Emitter? 200

How Do Particle Systems Work? 200

The AndEngine Particle System 201

Creating Particle Systems 206

Particle Emitters in V3 211

Summary 216

Exercises 217



Chapter 11: Sound 219

How Sound Is Used in Games 219

Sources of Music and Effects 220

Tools for Music and Effects 221

Sound Codec Considerations 221

Sound in AndEngine 222

Adding Sound to V3 225

Summary 241

Exercises 241



Chapter 12: Physics 243

Box2D Physics Engine 244

Building Levels for Physics Games 246

AndEngine and Box2D 248

Irate Villagers: A Physics Gamelet for V3 261

Implementing IV 261

Summary 276

Exercises 277



Chapter 13: Artificial Intelligence 279

Game AI Topics 279

Implementing AI in V3 287

Summary 297

Exercises 297



Chapter 14: Scoring and Collisions 299

Scoring Design 300

Collisions in AndEngine 306

Letting the Player Score 308

Graveyard (Level 1) 308

Whack-A-Vampire 315

Irate Villagers 318

Summary 322

Exercises 322



Chapter 15: Multimedia Extensions 325

Downloading Extensions 325

Live Wallpapers 326

MOD Music 332

Multiplayer Games 336

Multi-Touch in AndEngine 337

Augmented Reality 339

Summary 343

Exercises 344



Chapter 16: Game Integration 347

Difficulty Balancing 348

Completion 350

Level 1: The Main Game 352

Whack-A-Vampire 358

Irate Villagers 360

Options Menu 363

Summary 363

Exercises 363



Chapter 17: Testing and Publishing 365

Application Business Models 365

Testing and Getting Ready 366

Publishing 373

Promoting Your Game 376

Summary 380



Appendix: Exercise Solutions 381



Index 429