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Learning C# by Developing Games with Unity 3D Beginner's Guide

You're reading from   Learning C# by Developing Games with Unity 3D Beginner's Guide The beauty of this book is that it assumes absolutely no knowledge of coding at all. Starting from very first principles it will end up giving you an excellent grounding in the writing of C# code and scripts.

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Product type Paperback
Published in Sep 2013
Publisher Packt
ISBN-13 9781849696586
Length 292 pages
Edition 1st Edition
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Author (1):
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Terry Norton Terry Norton
Author Profile Icon Terry Norton
Terry Norton
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Table of Contents (16) Chapters Close

Preface 1. Discovering Your Hidden Scripting Skills FREE CHAPTER 2. Introducing the Building Blocks for Unity Scripts 3. Getting into the Details of Variables 4. Getting into the Details of Methods 5. Making Decisions in Code 6. Using Dot Syntax for Object Communication 7. Creating the Gameplay is Just a Part of the Game 8. Developing the State Machine 9. Start Building a Game and Get the Basic Structure Running 10. Moving Around, Collisions, and Keeping Score 11. Summarizing Your New Coding Skills A. Initial State Machine files B. Completed code files for Chapters 9 and 10 C. Pop Quiz Answers Index

Time for actioning – attach the LookAtPlayer camera script

This simple script makes the camera look at Player. The camera does not move. It simply rotates so it's always looking at Player no matter how close or far away it is.

Attach this script to LookAt Camera in the Hierarchy panel:

Time for actioning – attach the LookAtPlayer camera script

What just happened?

Let us analyze the code that we just saw:

Line 6: private Transform playerPosition;

  • The variable playerPosition will store the Transform information of Player
  • This means that every frame, the Transform x, y, z position of Player is updated and stored in the variable playerPosition

Line 10: playerPosition = GameObject.Find("Player").transform;

  • In order to store the transform position of Player, the script first needs a reference of the Player GameObject by using GameObject.Find("Player")
  • Then the transform position of Player is retrieved and stored in the variable playerPosition

Line 13: void LateUpdate( )

Lookup LateUpdate in Scripting Reference, here's a...

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