Unity, the popular game engine, is written primarily in C, a programming language that was developed by Microsoft. While C++ is a powerful programming language and is used extensively in many areas of software development, Unity does not utilize it for several reasons. In this article, we will explore the reasons why Unity doesn’t use C++.

1. Ease of Use: One of the main reasons that Unity uses C instead of C++ is because it is easier to use and understand. C was developed specifically for game development and has many features that make it more user-friendly than C++. This makes it easier for developers to write and debug code, which is particularly important in a fast-paced development environment like game design.

2. Cross-Platform Compatibility: Unity is designed to be cross-platform compatible, meaning it can run on multiple platforms such as Windows, Mac, Linux, iOS, Android, and more. C++ is not cross-platform compatible by default, which means that developers would need to write separate codebases for each platform they want to support. This can be time-consuming and expensive, and Unity’s cross-platform compatibility is a major advantage in the game development industry.

3. Performance: While C++ is known for its performance, Unity uses just-in-time (JIT) compilation to optimize code at runtime. This means that Unity can achieve similar performance to C++ without sacrificing ease of use or cross-platform compatibility. In addition, Unity’s built-in tools for profiling and optimization make it easier for developers to identify and fix performance bottlenecks in their code.

4. Community Support: Finally, Unity has a large and active community of developers who contribute to its open-source codebase. This means that there are many resources available for developers who want to learn C and use Unity effectively. In contrast, C++ has a smaller community and less support for game development specifically.

In conclusion, while C++ is a powerful programming language, Unity’s ease of use, cross-platform compatibility, performance, and community support make it the preferred choice for game developers. Unity’s use of C allows developers to focus on creating games rather than worrying about the underlying technology, which is particularly important in the fast-paced game development industry.