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Game Development Patterns with Unity 2021 - Second Edition

You're reading from  Game Development Patterns with Unity 2021 - Second Edition

Product type Book
Published in Jul 2021
Publisher Packt
ISBN-13 9781800200814
Pages 246 pages
Edition 2nd Edition
Languages
Author (1):
David Baron David Baron
Profile icon David Baron

Table of Contents (22) Chapters

Preface 1. Sections 1: Fundamentals
2. Before We Begin 3. The Game Design Document 4. A Short Primer to Programming in Unity 5. Section 2: Core Patterns
6. Implementing a Game Manager with the Singleton 7. Managing Character States with the State Pattern 8. Managing Game Events with the Event Bus 9. Implement a Replay System with the Command Pattern 10. Optimizing with the Object Pool Pattern 11. Decoupling Components with the Observer Pattern 12. Implementing Power-Ups with the Visitor Pattern 13. Implementing a Drone with the Strategy Pattern 14. Using the Decorator to Implement a Weapon System 15. Implementing a Level Editor with Spatial Partition 16. Section 3: Alternative Patterns
17. Adapting Systems with an Adapter 18. Concealing Complexity with a Facade Pattern 19. Managing Dependencies with the Service Locator Pattern 20. About Packt 21. Other Books You May Enjoy

Benefits and drawbacks of the Strategy pattern

These are some of the benefits of the Strategy pattern:

  • Encapsulation: A clear benefit of this pattern is that it enforces variations of algorithms to be encapsulated in individual classes. Hence, this helps us avoid using long conditional statements while keeping our code structured.
  • Runtime: The main benefit of this pattern is that it implements a mechanism that permits us to swap algorithms that an object is using at runtime. This approach makes our objects more dynamic and open for extension.

The following are some potential drawbacks of the Strategy pattern:

  • Client: The client class must be aware of the individual strategies and the variations in the algorithm they implement so as to know which one to select. Therefore, the client becomes responsible for making sure that an object is behaving as expected during its lifespan.
  • Confusion: Because the Strategy and State patterns are so similar in structure but have different intents...
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