Unreal Multiplayer Course - Section 1 - Puzzle Platforms

In follow up to our hugely successful Complete Unreal Engine Developer course we bring you Unreal Multiplayer Mastery - as on featured on Epic's UE4 blog.

In this section we teach the basic client server model and get multiple instances connected through a collaborative puzzle game.

You're welcome to download, fork or do whatever else legal with all the files! The real value is in our huge, high-quality online tutorials that accompany this repo. You can check out the course here: Unreal Multiplayer Mastery

0 Course Promo

• Why you should take the course.
• We overview the journey.
• What are the prerequisites?

0b Introduction to Puzzle Platforms

• Overview of the course structure.
• What will we cover this section.
• Let's get stuck in!

1 Connecting Two Players

• Notes on Unreal versions.
• Creating the base project.
• Testing with multiple players.
• What's under the hood.
• Finding an Unreal .gitignore.

2 How to Be an Active Student

• Source control and where to get code.
• Our community site.
• Reading the slides.
• Our rich community.

3 Surveying the Multiplayer Space

• Overview of multiplayer game types.
• Outlining the journey.
• Sharing our ambitions.

4 Meet the Client-Server Model

• Client-Server vs Peer-to-Peer
• Launching a game from the command-line.
• Launching a dedicated server.
• Join with clients.

5 Detecting Where Code is Running

• Create a AStaticMeshActor subclass.
• Adding mobility in C++.
• Running code only on the server.

6 Authority and Replication

• Understand Actor "Authority".
• Enable replication of movement.
• What happens with disagreement.

7 Widgets For FVector Properties

• Adding 3D gizmos to a UPROPERTY.
• Vector for A to B travel.
• Moving our platform.

8 Sending The Platform Back

• What we want to achieve.
• Continuing past the target.
• Swapping the start and target.

9 Set Up A Simple Puzzle

• Better jump controls.
• Layout a puzzle.

9b Playing Over The Internet

• Local vs global internet.
• Simulating LAN with Hamachi.
• Connecting Unreal over Hamachi.
• Getting connected with others.

10 Set Up A Platform Trigger

• Create the C++ class.
• Add a box component.
• Tweak the Blueprint.
• Place it in the world.

11 Handling Overlap Events In C++

• Implement the handler function.
• Register the event callback.
• Reloading the map to call constructors.
• Repeat for EndOverlap.

12 Activating Platforms From Triggers

• The desired behaviour.
• Creating the platform interface.
• TArray for hooking up platforms.
• Implementing the logic.

13 When To Use A GameInstance

• What is a GameInstance?
• Set a custom GameInstance for you project.
• Init vs Constructor.

14 Console Commands With Exec

• What is the console.
• What classes support Exec functions.
• Creating out own.
• How to log to the screen from C++.
• Dealing with arguments.

15 Hosting Servers With ServerTravel

• Creating a Lobby.
• What is travelling?
• Hosting a server with travel.
• Testing with and without ?listen.

16 Joining Servers With ClientTravel

• ClientTravel vs ServerTravel.
• Getting the PlayerController.
• Implementing ClientTravel.

17 Sharing Your Game On Itch.io

• Building your game.
• Introduction to Itch.io.
• A note on security.
• Sharing our game.

99 Puzzle Platforms Wrap-up

• Well done!
• Get inspired to extend your project.
• Make sure you're ready for the next section.