Book Image

Learning Design Patterns with Unity

By : Harrison Ferrone
Book Image

Learning Design Patterns with Unity

By: Harrison Ferrone

Overview of this book

Struggling to write maintainable and clean code for your Unity games? Look no further! Learning Design Patterns with Unity empowers you to harness the fullest potential of popular design patterns while building exciting Unity projects. Through hands-on game development, you'll master creational patterns like Prototype to efficiently spawn enemies and delve into behavioral patterns like Observer to create reactive game mechanics. As you progress, you'll also identify the negative impacts of bad architectural decisions and understand how to overcome them with simple but effective practices. By the end of this Unity 2023 book, the way you develop Unity games will change. You'll emerge not just as a more skilled Unity developer, but as a well-rounded software engineer equipped with industry-leading design patterns.
Table of Contents (23 chapters)
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Index

Building a simple Decorator

Imagine you’re building a loadout screen for an RPG or FPS where players can configure their character with buffs or items before going into battle. The idea here is to make these modifications dynamic (available when the game is running) so your players can play around with different configurations before committing. For our example, we’ll assume our in-game characters have an Attack stat and a Battle behavior that gets executed when we’re ready to enter the arena.

The flexible part of this scenario is that our players can choose to start the game with the character defaults and applied modifications or reset everything and start all over again! We’ll build this structure with a combination of interfaces, abstract classes, and concrete elements, all of which are covered in the following subsections.

Adding a Component interface

The foundation of the Decorator pattern is the Component interface, which is going to...