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Learning C# by Developing Games with Unity 5.x - Second Edition

You're reading from  Learning C# by Developing Games with Unity 5.x - Second Edition

Product type Book
Published in Mar 2016
Publisher Packt
ISBN-13 9781785287596
Pages 230 pages
Edition 2nd Edition
Languages

Table of Contents (20) Chapters

Learning C# by Developing Games with Unity 5.x Second Edition
Credits
About the Author
About the Reviewer
www.PacktPub.com
Preface
1. Discovering Your Hidden Scripting Skills and Getting Your Environment Ready 2. Introducing the Building Blocks for Unity Scripts 3. Getting into the Details of Variables 4. Getting into the Details of Methods 5. Lists, Arrays, and Dictionaries 6. Loops 7. Object, a Container with Variables and Methods 8. Let's Make a Game! – From Idea to Development 9. Starting Your First Game 10. Writing GameManager 11. The Game Level 12. The User Interface 13. Collectables — What Next? Index

Singleton class


By implementing the singleton pattern for GameManager, we can easily access it from anywhere using one single point of access. I guess you will feel really confused about this now. A simple example will help you get your head around it.

 

"In software engineering, the singleton pattern is a design pattern that restricts the instantiation of a class to one object. This is useful when exactly one object is needed to coordinate actions across the system."

 
 --Wikipedia

Let's add the following code to the GameManager class. Declare a new public static variable. This code should be written right next to other public variables:

public static GameManager instance;

Then, add an Awake method with the following line.

void Awake() {
  instance = this;
}

That's it! This is all the code you need for a simple access to the GameManager instance from anywhere in your code. It is important to remember that only one instance of this component can be present in the whole Unity Scene. To access any...

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