Game and Graphics Programming for iOS and Android with OpenGL ES 2.0

INTRODUCTION xvii
 
CHAPTER 1: GETTING STARTED 1
 
Software Requirements 2
 
For iOS Developers 2
 
For Android Developers 2
 
Downloading the Book's SDK 4
 
Importing Projects 5
 
For iOS Developers 5
 
For Android Developers 5
 
The Template 7
 
Summary 8
 
CHAPTER 2: SETTING UP YOUR GRAPHIC PROJECTIONS 9
 
The Three Basic Types of Projections 10
 
Orthographic 2D Projection 11
 
Program and Project Initialization 12
 
Vertex and Fragment Shader 14
 
Linking a Shader Program 17
 
The Drawing Code 19
 
Orthographic Projection 23
 
Getting Orthographic 23
 
Perspective Projection 26
 
Summary 27
 
CHAPTER 3: DEALING WITH COMPLEX GEOMETRY 29
 
The Wavefront File Format 29
 
Cube.obj 30
 
Cube.mtl 31
 
Preparing the OBJ Viewer Code 31
 
Loading an OBJ 32
 
Building the Shaders 35
 
The Vertex Shader 35
 
The Fragment Shader 36
 
Vertex Buff er Object 36
 
Storing the Vertex Data 37
 
Building the Vertex Data Array VBO 38
 
Building the Element Array VBO 39
 
Building the VAO 40
 
Rendering Momo 42
 
Handling Touche 44
 
Per-Vertex Lighting 46
 
Vertex Shader Light Calculation 46
 
Modifying the Fragment Shader 47
 
More Uniforms 48
 
Making Momo Furrier 50
 
Loading the Texture 50
 
Adjusting the Vertex Data 51
 
Adding UV Support to the Vertex Shader 52
 
Adding Texture Support to Your Fragment Shader 53
 
Binding the Texture 53
 
Summary 54
 
CHAPTER 4: BUILDING A SCENE 57
 
Handling Multiple Objects 58
 
The Code Structure 58
 
Loading and Drawing the Scene 59
 
The Shaders Code 63
 
The Diff erent Object Types 64
 
The Drawing Sequence 64
 
Fixing the Scene 65
 
Uber

Romain Marucchi-Foino is the original author and founder of the popular mobile game engine SIO2. Formerly a desktop game engine developer, Romain is currently the lead 3D engine programmer for sio2interactive.com, the official developer of the SIO2 Engine, which powers thousands of games and 3D applications throughout the App Store and the Android market.