Book Image

Canvas Cookbook

Book Image

Canvas Cookbook

Overview of this book

With the growing popularity of HTML5 Canvas, this book offers tailored recipes to help you develop portable applications, presentations, and games. The recipes are simple yet creative and build on each other. At every step, the book inspires the reader to develop his/her own recipe. From basic to advanced, every aspect of Canvas API has been covered to guide readers to develop their own application, presentation, or game.
Table of Contents (16 chapters)
Canvas Cookbook
About the Author
About the Reviewer

Drawing a 3D cylinder and a cone

The method adopted for drawing is more or less the same in each of the recipes. This recipe shows some more shapes. The output is as follows:

How to do it…

The HTML code:

<script src="../threeLib/build/three.min.js"></script>
<script src="cylinders.js">

<body onload="init()">
  <canvas width="800" height="600" id="MyCanvasArea" style="border:2px solid blue;" tabindex="0">
    Canvas tag is not supported by your browser
  <h1>3D rotating cylinder and cone using three.js</h1>
  <h1>Use arrow keys to make the shapes rotate.<br>
  Press Enter key or spacebar to reset</h1>

The JavaScript code:

var can;
var scene;
var camera;
var renderer;
var cylinder;
var cone;
var rotX=0;
var rotY=0;
function init() {