Unity 4.x Game Development by Example Beginner's Guide

Ryan Henson Creighton

• Verlag: Packt Publishing
• Jahr: 2013
• ISBN:
  9781849695275
• Auflage: 1
• Thema: Computer Science
• Thema: Programming Games

This is a practical and light-hearted guide to get to grips with creating your first games, with easy-to-follow, step-by-step tutorials using the award winning Unity engine.If you've ever wanted to enter the world of independent game development but have no prior knowledge of programming or game development, then this is the book for you. Game developers transitioning from other tools like GameMaker and Flash will find this a useful tool to get them up to speed on the Unity engine, as will anyone who has never handled the Unity engine before.

Unity 4.x Game Development by Example Beginner's Guide

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Table of Contents

Unity 4.x Game Development by Example Beginner's Guide

Credits

About the Author

About the Reviewers

www.PacktPub.com

Support files, eBooks, discount offers and more

Why Subscribe?

Free Access for Packt account holders

Preface

A word about the third edition

Your future as a game developer

What this book covers

What you need for this book

Who this book is for

Conventions

Reader feedback

Customer support

Downloading the color images of this book

Downloading the example code

Errata

Piracy

Questions

1. That's One Fancy Hammer!

Introducing Unity 3D

The engine, the tool, and the all-weather tires

Unity takes over the world

Why choose Unity?

Why burn this book and run away screaming?

Browser-based 3D – welcome to the future

Time for action – install the Unity Web Player

Welcome to Unity 3D!

What can I build with Unity?

FusionFall

Completely hammered

Should we try to build FusionFall?

Another option

Off-Road Velociraptor Safari

Fewer features, more promises

Maybe we should build Off-Road Velociraptor Safari?

I bent my Wooglie

Big Fun Racing

Diceworks

Lovers in a Dangerous Spacetime

Showcase Showdown

Unity Technologies – "Made with Unity" page

Kongregate

The iOS App Store

Walk before you can run (or double jump)

There's no such thing as "finished"

Stop! Hammer time

Fight Some Angry Bots

The wonders of technology!

The Scene window

The Game window

The Hierarchy panel

The Project panel

The Inspector panel

Heads Up?

Layers and layout dropdowns

Playback controls

Scene controls

Don't stop there – live a little!

Summary

Big ambition, tiny games

2. Let's Start with the Sky

That little lightbulb

The siren song of 3D

Features versus content

A game with no features

Mechanic versus skin

Trapped in your own skin

That singular piece of joy

One percent inspiration

Motherload

Possible additional features:

Heads up!

Artillery Live!

The skinny on multiplayer

Bang for your buck

Pong

The mechanic that launched a thousand games

Have a go hero – redesign your favorite games

Toy or story

Pop Quiz – finding that singular piece of joy

Redefining the sky

Summary

Let's begin

3. Game #1 – Ticker Taker

Kick up a new Unity project

Where did everything go?

'Tis volley

Keep the dream alive

Slash and burn!

The many faces of keep-up

Creating the ball and the hitter

Time for action – create the Ball

What just happened – that's all there is to it?

A ball by any other name

Time for action – rename the Ball

Origin story

XYZ/RGB

Time for action – move the Ball Into the "Sky"

Time for action – shrink the Ball

Time for action – save your scene

Time for action – add the Paddle

What's a Mesh?

Poly wants to crack your game performance?

Keeping yourself in the dark

Time for action – add a light

Time for action – move and rotate the light

Have a go hero

Extra credit

Are you a luminary?

Who turned out the lights?

Darkness reigns

Cameramania

Time for action – test your game

Let's get physical

Add physics to your game

Understanding the gravity of the situation

More bounce to the ounce

Time for action – make the Ball bouncy

Have a go hero

Summary

Following the script

4. Code Comfort

What is code?

Time for action – write your first Unity Script

A leap of faith

Lick it and stick it

Disappear me!

What just happened?

It's all Greek to me

You'll never go hungry again

With great sandwich comes great responsibility

Examining the code

Time for action – find the Mesh Renderer component

Time for action – make the ball re-appear

Ding!

Time for action – journey to the Unity Script Reference

The Renderer class

Have a go hero – pulling the wings off of flies

What's another word for "huh"?

It's been fun

Time for action – unstick the Script

Gone, but not forgotten

Why code?

Equip your baby bird

Time for action – create a new MouseFollow Script

What just happened?

A capital idea

Animating with code

Time for action – animate the Paddle

What just happened – what witchcraft is this?

Why didn't the Paddle animate before?

Pick a word – (almost) any word

Screen coordinates versus World coordinates

Move the Paddle

Worst. Game. Ever.

See the matrix

Time for action – listen to the paddle

A tiny bit o' math

Tracking the numbers

Futzing with the numbers

Time for action – Log the New Number

She's a-work!

Somebody get me a bucket

Time for action – declare a variable to store the Screen midpoint

What just happened – we've gone too var

Using all three dees

Time for action – follow the y position of the mouse

A keep-up game for robots

Once more into the breach

Time for action – re-visit the Unity Language Reference

Our work here is done

Time for action – add the sample code to your Script

One final tweak

What's a quaternion?

Wait, what's a quaternion?

WHAT THE HECK IS A QUATERNION??

Educated guesses

More on Slerp

Right on target

Have a go hero – time to break stuff

Keep it up

Beyond the game mechanic

C# Addendum

5. Game #2 ...