Blueprints & C++

Andrea Alicino
3 min readJan 19, 2024

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Unreal Engine offers a powerful and flexible development environment. Programmers can choose between using visual Blueprints and the more traditional C++. While Blueprints simplify the development process for non-programmers, C++ provides more granular control and optimized performance. This article will explore how to make the most of both worlds and provide guidelines on when and how to use Blueprints and C++ within an Unreal Engine project.

What is a Blueprint and when to use it

Blueprints provide a visual development interface, allowing artists and designers to implement game logic without writing code. Their strength lies in rapid prototyping and access to complex functionality without advanced programming skills. However, there are situations where implementation using Blueprints may not be the most efficient choice.

  • Quick Prototyping: Blueprints are ideal for the prototyping phase, allowing you to test game ideas quickly without writing code.
  • User Interfaces and Animations: Blueprints offer an intuitive visual approach for managing user interfaces and animations, allowing you to control sequences and transitions out of the box.
  • Levels of Artistic Detail: Artists can use Blueprints to create events and interactions directly within the Editor without requiring programmer intervention.

When to use C++

Using C++ in Unreal Engine provides fine control and optimized performance. This option is particularly suitable for developers with advanced programming skills.

  • Complex Logics and Optimizations: C++ offers total control over memory and resources, enabling the implementation of complex game logic and algorithms that require performance optimizations.
  • Extending Functionality: C++ is indispensable for adding new functionality to the game engine or customizing advanced behaviors.
  • Multiple Game Systems: When working on large projects or with multiple interconnected game systems, C++ facilitates management and integration.

Making the Most of the Synthesis between Blueprint and C++:

  1. Communication Between the Two Worlds: Use custom events in Blueprints to communicate with C++ code and vice versa. This synergy allows you to make the most of the strengths of both environments.
  2. Unified Programming Interface: Create a unified programming interface, enabling teams to work collaboratively, integrating Blueprints for rapid prototyping and C++ for more complex implementations.
  3. Flexible Choice Based on Needs: Evaluate when to use Blueprints or C++ on a case-by-case basis, considering the project’s specific needs and the team’s skills.

Unreal Engine offers an ecosystem that balances development speed with control. Blueprints are used for rapid prototyping and artistic implementations, while C++ provides the power and optimization needed for complex game logic. Leverage the synergy between the two environments to maximize efficiency and create extraordinary gaming experiences.

I hope this article was helpful to you.
See you in the next article🚀.

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Andrea Alicino
Andrea Alicino

Written by Andrea Alicino

Game Developer Unreal Engine/Unity. Computer science graduate. Seeking new opportunities.

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