Blueprints are based on the principles of object-oriented programming (OOP). One of the goals of OOP is to bring programming concepts closer to the real world. In OOP, we define classes with variables and Functions that are used as templates in the creation of new objects.

Unreal Engine has some essential classes that are used in the development of games. These classes are parts of the Gameplay Framework. The main class of the Gameplay Framework is called an Actor.

In this chapter, we will learn about the following topics:

• OOP concepts
• Managing Actors
• Exploring the Gameplay Framework classes