Unreal Engine 5 C++ Multiplayer: Make An Online Co-op Game from Udemy

What's inside

Learning objectives

Learn intermediate c++ and the latest ue5 tech to make your own online multiplayer adventure games.
Fundamentals of making online multiplayer games in unreal.
Create online gameplay sessions.
Program online multiplayer gameplay.
Master the replication system (the part of unreal used to make multiplayer games).

Use the online subsystem (which unreal uses to create online gameplay sessions).
Use steam’s online services to connect across the internet.
Design and program a 2 player co-op adventure game that you can play with your friend over the internet.
We’ll also teach you about level design.

Learn intermediate c++ and the latest ue5 tech to make your own online multiplayer adventure games.
Fundamentals of making online multiplayer games in unreal.
Create online gameplay sessions.
Program online multiplayer gameplay.
Master the replication system (the part of unreal used to make multiplayer games).
Use the online subsystem (which unreal uses to create online gameplay sessions).
Use steam’s online services to connect across the internet.
Design and program a 2 player co-op adventure game that you can play with your friend over the internet.
We’ll also teach you about level design.

Syllabus

Introduction & Setup

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Welcome message before we start the course

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Talking about Unreal version, text editor and creating a new project

UE 5.3 Warning: Client Travel Fails

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We introduce the ways that you can get help, support and contribute to the community.

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Any time we change our project during a lecture we will commit that change to a public source control repository for students to access. In this video, we show you how to access that content.

Multiplayer Fundamentals

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Talking about the topics we are going to cover in this section.

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Overview of multiplayer concepts and Unreal’s replication system.

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Learning what net modes are and testing them.

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Connecting over LAN in order to test the game with multiple computers.

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Introduction to Unreal’s replication system.

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Understanding network roles and authority in a network multiplayer game.

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Example of network roles in practice.

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Learning how to designate a variable to be replicated in C++ and Blueprint.

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Learning how to add a RepNotify function that gets called when the client receives the replicated info for a variable.

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Diving deeper into RepNotify functions by creating a new example case.

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Understanding how server RPCs work in theory and practice.

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Taking our server rpc further by spawning static mesh actors on the server.

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Validating the data sent by an RPC

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Learning how to use multicast RPCs in Unreal using C++

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Spawning particle effects on clients using a multicast rpc.

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Actors and their owners play an important role in replication.

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RPCs that are called on the server and executed on a specific client.

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Wrapping up the section with some final advice and tips.

Online Subsystem

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Brief intro on the section learning goals.

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Introduction to the Online Subsystem in Unreal.

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Creating a new project and configuring it to use Online Subsystem Steam.

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Creating a game instance subsystem to store our multiplayer session handling code.

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Creating the main menu level and widget blueprint.

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Understanding the role of the session interface and accesing it in C++.

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Learning how to write a batch script to test our game in a more efficient way.

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Accessing MultiplayerSessionsSubsystem from the widget blueprint and calling its functions.

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Creating a session with the CreateSession function of the session interface.

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Learning how to use the session interface’s delegates so that we can do something after our session is created.

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Destroying if a session with the same name exists before trying to create a new one.

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Calling CreateServer again after we destroy the existing session, using the delegate.

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Finding sessions that are online with FindSessions function of session interface.

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Storing the ServerName in the session and getting it back from the search results.

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Wee see how to join the correct session and ClientTravel into the game world.

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Using a WidgetSwitcher to make the create server and the join server menu.

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Programming the blueprint functionality for our two new menus.

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Creating custom delegates so that we can disable the menu buttons when they are clicked and enable them if the call fails.

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Wrapping up the Online Subsystem section with some final thoughts.

Co-op Adventure Gameplay

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Introducing what we’re going to cover in this section.

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Installing the asset pack that we are going to use and travel to it from the main menu.

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Creating the pressure plate actor that we will use to activate moving platforms and doors.

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Creating the components for the pressure plate in the constructor.

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Creating the blueprint class for the pressure plate.

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Implementing the Tick function for the pressure plate.

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We create custom delegates in the pressure plate so that we can broadcast them when the pressure plate is activated and deactivated.

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Creating the component that moves its owner from one point to the other point.

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Working on the constructor for Transporter and creating a function to set start and end points.

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Binding functions to the pressure plate’s delegates from the transporter component so that we can keep track of how many are activated.

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Implementing the main functionality of the transporter component in the tick function.

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Creating an actor class that we can reuse to create various moving actors.

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Writing the code for the constructor of the movable actor class.

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Creating the moving platform blueprint using the movable actor class.

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Creating the moving door blueprint using the movable actor class.

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Using the transporter component to animate the pressure plate when its activated.

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A new actor class for the collectable keys we are going to place on the map.

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Detecting when the player touches the key and collection logic.

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Making the key look nicer by rotating the static mesh and adding a sound effect when its collected.

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Creating a new C++ class that’s going to have a key static mesh on top of a small pillar. When the player collects a key it will appear on this object.

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Activating the key mesh of the key holder when a player collects the associated key.

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Using the keys as trigger actors in order to activate a transporter component by collecting them.

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A new actor class that detects players and end the game with a victory.

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Creating an RPC to instruct the server and the client to show the win screen.

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Designing a widget blueprint that we are going to show when the game is won.

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Customizing the player movement in order to create better controls.

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Starting to design the level, we kick things off by making the first puzzle.

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We design and test the second puzzle of our level.

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Ending the section strong with the final puzzle of the game!

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Wrapping up the section with some final words.

Continuing Your GameDev Journey

BONUS Lecture

Good to know

Know what's good

, what to watch for

, and possible dealbreakers

Taught by GameDev.tv Team and Kaan Alpar, who are recognized for their work in game design and programming

Useful for personal growth and development for game creators

Covers unique perspectives are ideas that may add color to other topics and subjects

Explores the latest multiplayer gaming techniques and C++ programming for intermediate learners

Developers can start learning the newest concepts of Unreal Engine 5

Teaches learners how to design online multiplayer games, which is invaluable for game developers

Activities

Be better prepared before your course. Deepen your understanding during and after it. Supplement your coursework and achieve mastery of the topics covered in Unreal Engine 5 C++ Multiplayer: Make An Online Co-op Game with these activities:

Form a study group with other students in the course

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Collaborate with peers to reinforce concepts, share knowledge, and support each other's learning.

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Identify classmates who share your interests or learning goals.
Schedule regular study sessions.
Discuss course materials, work on assignments together, and quiz each other.
Provide constructive feedback and support to each other.

Seek guidance from experienced multiplayer game developers

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Connect with experienced multiplayer game developers to gain valuable insights and personalized advice.

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Attend industry events and meetups.
Join online communities and forums.
Reach out to developers directly through LinkedIn or email.
Ask for guidance and feedback on your multiplayer game projects.

Read Game Programming Patterns

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Learn common design patterns used in game programming to improve your understanding of multiplayer game architectures.

View Crafting Interpreters on Amazon

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Read the book and take notes on key patterns.
Identify which patterns are relevant to multiplayer game development.
Apply these patterns to your own multiplayer game projects.

Five other activities

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Attend a multiplayer game development workshop

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Participate in a workshop to enhance your knowledge and skills in multiplayer game development.

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Find a reputable workshop that aligns with your learning goals.
Register for the workshop and prepare for the sessions.
Actively participate in the workshop and ask questions.
Take notes and apply what you learn to your own projects.

Create a curated resource list of multiplayer game development tools and resources

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Organize and share valuable resources to help others in their multiplayer game development journey.

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Identify and gather relevant tools and resources.
Create a document or website to organize the resources.
Categorize and tag the resources for easy navigation.
Share the resource list with the community.

Develop a simple multiplayer game prototype

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Create a small-scale multiplayer game prototype to apply your knowledge and skills in multiplayer game development.

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Design a simple multiplayer game concept.
Implement the core gameplay mechanics in Unreal Engine.
Set up networking and multiplayer functionality.
Test and debug your game prototype.
Share your prototype with others for feedback.

Contribute to open-source multiplayer game projects

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Gain practical experience and contribute to the multiplayer game development community by volunteering on open-source projects.

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Find open-source multiplayer game projects that interest you.
Join the project community and introduce yourself.
Identify areas where you can contribute, such as coding, documentation, or testing.
Make code contributions or other contributions to the project.
Collaborate with other contributors and learn from their expertise.

Record a YouTube video tutorial on a specific multiplayer game development technique

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Create a video tutorial that shares your knowledge and expertise in multiplayer game development, helping others learn and improve their skills.

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Choose a specific multiplayer game development technique that you are proficient in.
Plan and write a script for your video tutorial.
Record and edit your video tutorial.
Publish your video tutorial on YouTube.
Promote your video tutorial to reach a wider audience.

Career center

Learners who complete Unreal Engine 5 C++ Multiplayer: Make An Online Co-op Game will develop knowledge and skills that may be useful to these careers:

Game Developer

Game Developers design, develop, test, and maintain software for video games and other interactive entertainment applications. This course will help you build a strong foundation in the core concepts of game development, including level design, multiplayer gameplay programming, and online services integration. Upon completion of this course, you will have the skills and knowledge necessary to create your own online multiplayer adventure games.

See salaries and explore the career path for Game Developer

Game Programmer

Game Programmers are responsible for writing the code that makes games work. This course will help you build a strong foundation in the C++ programming language and the Unreal Engine, which are essential tools for game development. You will also learn how to design and program online multiplayer gameplay, which is a critical skill for modern game development.

See salaries and explore the career path for Game Programmer

Game Designer

Game Designers create the overall concept and design for video games. This course will help you build the skills you need to prototype and design your own games, as well as to work with other game developers to bring your ideas to life. You will also learn how to design online multiplayer experiences, which is an increasingly important aspect of game design.

See salaries and explore the career path for Game Designer

Technical Artist

Technical Artists combine artistic and technical skills to create assets and effects for video games. This course will help you build a strong foundation in the software and tools used by Technical Artists, such as 3D modeling and animation software. You will also learn how to integrate your work with game code, which is essential for creating immersive and engaging game experiences.

See salaries and explore the career path for Technical Artist

Software Engineer

Software Engineers design, develop, test, and maintain software systems. This course will help you build a strong foundation in the fundamentals of software engineering, including software design, programming, and testing. You will also learn how to work with other engineers to develop and maintain complex software systems, which is an essential skill for any Software Engineer.

See salaries and explore the career path for Software Engineer

Web Developer

Web Developers design, develop, and maintain websites and web applications. This course may be useful for Web Developers who want to learn how to create and maintain online multiplayer experiences. You will learn how to use the Unreal Engine to create 3D games and simulations, and how to integrate your work with web technologies. This knowledge can be valuable for Web Developers who want to create more immersive and engaging web experiences.

See salaries and explore the career path for Web Developer

Project Manager

Project Managers plan, execute, and close projects. This course may be useful for Project Managers who want to learn how to manage the development of online multiplayer games. You will learn how to plan and schedule a game development project, and how to track progress and manage risk. This knowledge can be valuable for Project Managers who want to help game developers deliver successful and on-time projects.

See salaries and explore the career path for Project Manager

Data Analyst

Data Analysts collect, analyze, and interpret data to help businesses make informed decisions. This course may be useful for Data Analysts who want to learn how to use data to improve the player experience in online multiplayer games. You will learn how to collect and analyze data from game servers, and how to use this data to identify and fix problems. This knowledge can be valuable for Data Analysts who want to help game developers create more successful and engaging games.

See salaries and explore the career path for Data Analyst

Computer Scientist

Computer Scientists research and develop new computing technologies. This course may be useful for Computer Scientists who want to learn how to develop new technologies for online multiplayer games. You will learn about the latest advances in computer science research, and how to apply these advances to the development of new game technologies. This knowledge can be valuable for Computer Scientists who want to help game developers create more innovative and immersive games.

See salaries and explore the career path for Computer Scientist

User Experience Designer

User Experience Designers design and evaluate the user experience of products and services. This course may be useful for User Experience Designers who want to learn how to design and evaluate the user experience of online multiplayer games. You will learn how to create user-centered designs, and how to conduct user research to validate your designs. This knowledge can be valuable for User Experience Designers who want to help game developers create more user-friendly and engaging games.

See salaries and explore the career path for User Experience Designer

Quality Assurance Analyst

Quality Assurance Analysts test and evaluate software to ensure that it meets quality standards. This course may be useful for Quality Assurance Analysts who want to learn how to test and evaluate online multiplayer games. You will learn how to test for bugs and performance issues, and how to write and execute test cases. This knowledge can be valuable for Quality Assurance Analysts who want to help game developers create high-quality and bug-free games.

See salaries and explore the career path for Quality Assurance Analyst

Game Producer

Game Producers manage the development and production of video games. This course may be useful for Game Producers who want to learn how to produce online multiplayer games. You will learn how to plan and schedule a game development project, and how to track progress and manage risk. This knowledge can be valuable for Game Producers who want to help game developers deliver successful and on-time projects.

See salaries and explore the career path for Game Producer

Business Analyst

Business Analysts analyze and evaluate business processes to identify opportunities for improvement. This course may be useful for Business Analysts who want to learn how to analyze and evaluate the business of online multiplayer games. You will learn how to identify and quantify business opportunities, and how to develop and implement solutions to improve profitability. This knowledge can be valuable for Business Analysts who want to help game developers make more money from their games.

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Game Tester

Game Testers test and evaluate video games to identify bugs and other problems. This course may be useful for Game Testers who want to learn how to test online multiplayer games. You will learn how to test for bugs and performance issues, and how to write and execute test cases. This knowledge can be valuable for Game Testers who want to help game developers create high-quality and bug-free games.

See salaries and explore the career path for Game Tester

Game Writer

Game Writers write the story and dialogue for video games. This course may be useful for Game Writers who want to learn how to write for online multiplayer games. You will learn how to create compelling stories and characters, and how to write dialogue that is both engaging and informative. This knowledge can be valuable for Game Writers who want to help game developers create more immersive and engaging games.

See salaries and explore the career path for Game Writer