3D Game Programming

document.addEventListener('keydown',function(event) { varcode = event.keyCode; if(code == 37) marker.position.x = marker.positio ...

CHAPTER 5 Functions: Use and Use Again We’ve come across functions more than once. Most recently we saw them in Chapter 4, Proje ...

varmessage = document.createElement('div'); message.textContent ='Hello, JavaScript functions!'; log.appendChild(message); messa ...

Readable Code Is Easier to Change Later One of the skills that separates great programmers from good programmers is the ability ...

Figure 7—A Lot of Junk Before the Function creating the log holder that goes in makeLog() starts with the line that says var log ...

That is some very easy-to-read code! It’s more difficult to write code like that than you would think. Really good programmers k ...

❶ functionhello(name) { ❷ return'Hello, '+ name +'! You look very pretty today :)'; } The pieces of a function are as follows: ❶ ...

Hack, Don’t Crack Don’t worry! We won’t really break anything. Breaking something would be cracking, not hacking. Hacking is a g ...

This can be a tough error to fix. Often programmers will type many lines and possibly several functions before they realize that ...

5.4 Weird Tricks with Functions Functions are so special in JavaScript that you can do all sorts of crazy things to them. Whole ...

It stands for ICE Code Editor. What does the I in ICE Code Editor stand for? ... You could go on asking that question forever, ...

CHAPTER 6 Project: Moving Hands and Feet When we last saw our avatar in Chapter 4, Project: Moving Avatars, on page 35 , it was ...

In addition to setting all three numbers for the position, we can change just one of the positions by updating position.x, posit ...

if(is_flipping) { avatar.rotation.x = avatar.rotation.x + 0.05; } renderer.render(scene, camera); } animate(); There is a lot ha ...

❶We’ll use this 3D clock as a timer for our animation. ❷In addition to performing acrobatics, now we’ll also walk. ❸This is the ...

6.3 Swinging Hands and Feet Together How did it work? Were you able to get all of the hands and feet swinging back and forth? Di ...

functionwalk() { if(!isWalking())return; varposition = Math.sin(clock.getElapsedTime()*5) * 50; right_hand.position.z = position ...

document.addEventListener('keydown',function(event) { varcode = event.keyCode; if(code == 37) { // left marker.position.x = mark ...

Challenge: Better Acrobatics Controls If you’re up for a challenge, let’s aim for better acrobatics controls. Since we have code ...

CHAPTER 7 A Closer Look at JavaScript Fundamentals Before we go further, let’s take a closer look at JavaScript. Like any other ...