1. An Introduction to WebGL. 1
WebGL—A Technical Definition 2
3D Graphics—A Primer 4
3D Coordinate Systems 4
Meshes, Polygons, and Vertices 4
Materials, Textures, and Lights 5
Transforms and Matrices 6
Cameras, Perspective, Viewports, and Projections 7
Shaders 7
The WebGL API 9
The Anatomy of a WebGL Application 10
The Canvas and Drawing Context 10
The Viewport 11
Buffers, ArrayBuffer, and Typed Arrays 12
Matrices 13
The Shader 13
Drawing Primitives 14
Chapter Summary 15
2. Your First WebGL Program17
Three.js—A JavaScript 3D Engine 17
Setting Up Three.js 19
A Simple Three.js Page 20
A Real Example 22
Shading the Scene 26
Adding a Texture Map 27
Rotating the Object 28
