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The Essential Guide to Creating Multiplayer Games with Godot 4.0

You're reading from   The Essential Guide to Creating Multiplayer Games with Godot 4.0 Harness the power of Godot Engine's GDScript network API to connect players in multiplayer games

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Product type Paperback
Published in Dec 2023
Publisher Packt
ISBN-13 9781803232614
Length 326 pages
Edition 1st Edition
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Author (1):
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Henrique Campos Henrique Campos
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Henrique Campos
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Table of Contents (19) Chapters Close

Preface 1. Part 1:Handshaking and Networking
2. Chapter 1: Setting up a Server FREE CHAPTER 3. Chapter 2: Sending and Receiving Data 4. Chapter 3: Making a Lobby to Gather Players Together 5. Chapter 4: Creating an Online Chat 6. Part 2:Creating Online Multiplayer Mechanics
7. Chapter 5: Making an Online Quiz Game 8. Chapter 6: Building an Online Checkers Game 9. Chapter 7: Developing an Online Pong Game 10. Chapter 8: Creating an Online Co-Op Platformer Prototype 11. Chapter 9: Creating an Online Adventure Prototype 12. Part 3:Optimizing the Online Experience
13. Chapter 10: Debugging and Profiling the Network 14. Chapter 11: Optimizing Data Requests 15. Chapter 12: Implementing Lag Compensation 16. Chapter 13: Caching Data to Decrease Bandwidth 17. Index 18. Other Books You May Enjoy

Understanding packets

Packets are fundamental building blocks of communication over the network using the UDP protocol. They are small chunks of data that contain all the necessary information to reach their intended recipient. This includes the sender’s and receiver’s IP addresses, the communication port, and the message’s content.

Senders send packets to the receiver over the network. The receiving end reassembles the packets, allowing the receiver to understand the message sent. This process is known as packet switching. You can see a visual representation of this here:

Figure 2.1 – Packet switching process

Figure 2.1 – Packet switching process

Unlike other protocols, such as the TCP protocol, the UDP protocol does not guarantee that packets will arrive in the same order as they were sent. This means that the protocol is less reliable but more efficient and faster.

UDP is also different from other protocols due to its lack of connection state. Each packet...

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