In this chapter, you learned about different Collision Matrix and Trigger Matrix for 2D and 3D game objects. You also learned how we can set up a layer-based Collision Matrix and how we handle it with the scripts. In the next chapter, you will learn about Rigidbodies and their behaviors. The next chapter serves as a detailed description and will give you the uses and types of different Rigidbodies in Unity3D, which will covering topics such as Physics Rigidbody, Kinematic Rigidbody, and the properties of a Rigidbody.
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