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Blueprints Visual Scripting for Unreal Engine 5 - Third Edition

You're reading from  Blueprints Visual Scripting for Unreal Engine 5 - Third Edition

Product type Book
Published in May 2022
Publisher Packt
ISBN-13 9781801811583
Pages 568 pages
Edition 3rd Edition
Languages
Concepts
Authors (2):
Marcos Romero Marcos Romero
Profile icon Marcos Romero
LinkedIn
Marcos Romero is the author of the Romero Blueprints blog, which is one of the main references on the internet to learn about Blueprints. Epic Games invited Marcos to the Unreal Engine 4 closed beta program to experiment and collaborate with the evolution of the tools. He was also one of the first recipients of Unreal Dev Grants for Education. Marcos is a well-known figure in the Unreal community and, for Epic Games, he wrote the official Blueprints Compendium and Blueprints Instructor's Guide.
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See other products by Marcos Romero
Brenden Sewell Brenden Sewell
Profile icon Brenden Sewell
LinkedIn
Brenden Sewell is a game designer and creative director with over a decade of experience leading teams in the development of compelling interactive experiences that entertain and inspire. Prior to joining Bossfight Entertainment to work on some upcoming secret projects, he explored the intersection of social impact and entertainment serving as the Creative Director for E-line Media. He has led developments from concept to live support on a variety of games ranging from a brain-training first-person shooter to a construction sandbox exploring the future of digital fabrication.
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Table of Contents (28) Chapters close

Preface 1. Part 1: Blueprint Fundamentals
2. Chapter 1: Exploring the Blueprint Editor 3. Chapter 2: Programming with Blueprints 4. Chapter 3: Object-Oriented Programming and the Gameplay Framework 5. Chapter 4: Understanding Blueprint Communication 6. Part 2: Developing a Game
7. Chapter 5: Object Interaction with Blueprints 8. Chapter 6: Enhancing Player Abilities 9. Chapter 7: Creating Screen UI Elements 10. Chapter 8: Creating Constraints and Gameplay Objectives 11. Part 3: Enhancing the Game
12. Chapter 9: Building Smart Enemies with Artificial Intelligence 13. Chapter 10: Upgrading the AI Enemies 14. Chapter 11: Game States and Applying the Finishing Touches 15. Chapter 12: Building and Publishing 16. Part 4: Advanced Blueprints
17. Chapter 13: Data Structures and Flow Control 18. Chapter 14: Math and Trace Nodes 19. Chapter 15: Blueprints Tips 20. Chapter 16: Introduction to VR Development 21. Part 5: Extra Tools
22. Chapter 17: Animation Blueprints 23. Chapter 18: Creating Blueprint Libraries and Components 24. Chapter 19: Procedural Generation 25. Chapter 20: Creating a Product Configurator Using the Variant Manager 26. Other Books You May Enjoy Appendix

Flow control nodes

There are some nodes that control the flow of the execution of a Blueprint. These nodes determine the execution path based on conditions. We've already seen the Branch node, which is a commonly used flow control node. Let's learn about the other main types of flow control nodes.

Switch nodes

A switch node determines the flow of execution based on the value of an input variable. There are different types of switch nodes. The next screenshot shows an example of the Switch on Int node:

Figure 13.51 – An example of the Switch on Int node

The Selection input parameter receives an integer value that determines the output pin that will be executed. If the input value has no pin, then the Default pin will execute. You can change the start index in the Details panel of Switch on Int. The output pins are added by using the Add pin + option.

Another type of switch is the Switch on String node, which is shown in the following...

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Authors (2)

Left arrow icon
Profile icon Marcos Romero
LinkedIn
Marcos Romero is the author of the Romero Blueprints blog, which is one of the main references on the internet to learn about Blueprints. Epic Games invited Marcos to the Unreal Engine 4 closed beta program to experiment and collaborate with the evolution of the tools. He was also one of the first recipients of Unreal Dev Grants for Education. Marcos is a well-known figure in the Unreal community and, for Epic Games, he wrote the official Blueprints Compendium and Blueprints Instructor's Guide.
Read more
See other products by Marcos Romero
Profile icon Brenden Sewell
LinkedIn
Brenden Sewell is a game designer and creative director with over a decade of experience leading teams in the development of compelling interactive experiences that entertain and inspire. Prior to joining Bossfight Entertainment to work on some upcoming secret projects, he explored the intersection of social impact and entertainment serving as the Creative Director for E-line Media. He has led developments from concept to live support on a variety of games ranging from a brain-training first-person shooter to a construction sandbox exploring the future of digital fabrication.
Read more
See other products by Brenden Sewell
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