This heading explains the working of tasks or instructions that you have just completed.

You will also find some other learning aids in the book, including:

These set practical challenges and give you ideas for experimenting with what you have learned.

You will also find a number of styles of text that distinguish between different kinds of information. Here are some examples of these styles, and explanations of their meanings.

Code words in text are shown as follows: "Find the BuildGrid() function."

A block of code is set as follows:

function Update () {
renderer.enabled = false;
}

When we wish to draw your attention to a particular part of a code block, the relevant lines or items are set in bold:

var smooth = 2.0;
var tiltAngle = 30.0;
function Update ()

New terms and important words are shown in bold. Words that you see on the screen, in menus or dialog boxes for example, appear in the text like this: "Press the Play button again to stop testing your game."