Step-by-step tutorial on how to create a basic rigid body motion physics from scratch. Taught in C# using Unity 3D free.

Game Physics - Introducing Gravitation & Rotation in Unity

Name: Classical Mechanics via Unity Engine
Rating: 6.1

InstructorBen Tristem

Duration5h 41m

Students23.8K

Rating4.5 (1,211)

Classical Mechanics via Unity Engine

Strengths

Rigorous Mechanical Theory

Instruction covers advanced rotational concepts such as inertia tensors, the parallel axis theorem, and torque application.

Structured Engine Insights

The curriculum details physics engine architecture and script execution order, providing a foundation for understanding how engines operate.

Limitations

Presence of Deprecated Assets

The course includes UnityScript files that have been deprecated since 2017, which may require manual conversion to C#.

Incomplete Physics Scope

The curriculum lacks coverage of essential topics such as collision detection and solving for interactions after impact.

Best suited to

Intermediate developers seeking physics theory
Learners interested in engine architecture

Less suited to

Beginners needing modern C# workflows
Developers requiring collision detection coverage

Comidoc Score

6.1/10

Worth considering

Intermediate level

Comidoc verdict

The learning path begins with the implementation of custom physics logic before transitioning into the use of Unity's built-in Rigidbody system. This approach provides a strong conceptual foundation in classical mechanics, specifically regarding inertia and torque.

However, significant technical debt exists due to the inclusion of deprecated UnityScript files and broken external links. Some learners have noted that certain scripts may not function correctly in modern versions of the engine without manual updates. Furthermore, the mechanical theory does not extend into collision detection or complex object interactions.

This course is best suited for intermediate developers who want to understand the mathematical 'why' behind physics engines and are comfortable updating legacy code to work with current Unity versions.

Score breakdown