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Learning GDScript by Developing a Game with Godot 4

You're reading from  Learning GDScript by Developing a Game with Godot 4

Product type Book
Published in May 2024
Publisher Packt
ISBN-13 9781804616987
Pages 378 pages
Edition 1st Edition
Languages
Concepts
Author (1):
Sander Vanhove Sander Vanhove
Profile icon Sander Vanhove
Toc

Table of Contents (22) Chapters close

Preface 1. Part 1:Learning How to Program
2. Chapter 1: Setting Up the Environment 3. Chapter 2: Getting Familiar with Variables and Control Flow 4. Chapter 3: Grouping Information in Arrays, Loops, and Dictionaries 5. Chapter 4: Bringing Structure with Methods and Classes 6. Chapter 5: How and Why to Keep Your Code Clean 7. Part 2: Making a Game in Godot Engine
8. Chapter 6: Creating a World of Your Own in Godot 9. Chapter 7: Making the Character Move 10. Chapter 8: Splitting and Reusing Scenes 11. Chapter 9: Cameras, Collisions, and Collectibles 12. Chapter 10: Creating Menus, Making Enemies, and Using Autoloads 13. Chapter 11: Playing Together with Multiplayer 14. Part 3: Deepening Our Knowledge
15. Chapter 12: Exporting to Multiple Platforms 16. Chapter 13: OOP Continued and Advanced Topics 17. Chapter 14: Advanced Programming Patterns 18. Chapter 15: Using the File System 19. Chapter 16: What Next? 20. Index 21. Other Books You May Enjoy

Static variables and functions

The next keyword we will look at is static. We can declare a variable or function as static by putting this keyword in front of it:

class Enemy:
   static var damage: float = 10.0
   static func do_battle_cry():
      print("Aaaaaargh!")

Static variables and functions are declared on the class itself. This means that they can be accessed without creating an instance of the class:

print(Enemy.damage)
Enemy.do_battle_cry ()

Static variables are made to contain information that is bound to a complete class of objects. But watch out – the following are two big gotchas for static variables and functions:

  • In GDScript, static variables can be assigned a new value, and you can change them during the execution of the game. Ideally, you don’t want to do this because it can impact your program in ways that are hard to debug.
  • From a static function, you can call...
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