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Game Development Projects with Unreal Engine

You're reading from  Game Development Projects with Unreal Engine

Product type Book
Published in Nov 2020
Publisher Packt
ISBN-13 9781800209220
Pages 822 pages
Edition 1st Edition
Languages
Authors (4):
Hammad Fozi Hammad Fozi
Profile icon Hammad Fozi
Gonçalo Marques Gonçalo Marques
Profile icon Gonçalo Marques
David Pereira David Pereira
Profile icon David Pereira
Devin Sherry Devin Sherry
Profile icon Devin Sherry
View More author details

Table of Contents (19) Chapters

Preface
1. Unreal Engine Introduction 2. Working with Unreal Engine 3. Character Class Components and Blueprint Setup 4. Player Input 5. Line Traces 6. Collision Objects 7. UE4 Utilities 8. User Interfaces 9. Audio-Visual Elements 10. Creating a SuperSideScroller Game 11. Blend Spaces 1D, Key Bindings, and State Machines 12. Animation Blending and Montages 13. Enemy Artificial Intelligence 14. Spawning the Player Projectile 15. Collectibles, Power-Ups, and Pickups 16. Multiplayer Basics 17. Remote Procedure Calls 18. Gameplay Framework Classes in Multiplayer

Enumerations

An enumeration is a user-defined data type that holds a list of integer constants, where each item has a human-friendly name assigned by you, which makes the code easier to read. As an example, we could use an integer variable to represent the different states that a character can be in – 0 means it's idle, 1 means it's walking, and so on. The problem with this approach is that when you start writing code such as if(State == 0), it will become hard to remember what 0 means, especially if you have a lot of states, without using some documentation or comments to help you remember. To fix this problem, you should use enumerations, where you can write code such as if(State == EState::Idle), which is much more explicit and easier to understand.

In C++, you have two types of enums, the older raw enums and the new enum classes, introduced in C++11. If you want to use C++ enumerations in the editor, your first instinct might be to do it in the typical way,...

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