Book Image

Unity 2020 By Example - Third Edition

By : Robert Wells
Book Image

Unity 2020 By Example - Third Edition

By: Robert Wells

Overview of this book

The Unity game engine, used by millions of developers around the world, is popular thanks to its features that enable you to create games and 3D apps for desktop and mobile platforms in no time. With Unity 2020, this state-of-the-art game engine introduces enhancements in Unity tooling, editor, and workflow, among many other additions. The third edition of this Unity book is updated to the new features in Unity 2020 and modern game development practices. Once you’ve quickly got to grips with the fundamentals of Unity game development, you’ll create a collection, a twin-stick shooter, and a 2D adventure game. You’ll then explore advanced topics such as machine learning, virtual reality, and augmented reality by building complete projects using the latest game tool kit. As you implement concepts in practice, this book will ensure that you come away with a clear understanding of Unity game development. By the end of the book, you'll have a firm foundation in Unity development using C#, which can be applied to other engines and programming languages. You'll also be able to create several real-world projects to add to your professional game development portfolio.
Table of Contents (16 chapters)

Implementing environmental physics

The main problem with our level, as it stands, is that it lacks interactivity. If we dragged and dropped a player object into the level and pressed play on the toolbar, the player would fall through the floor and walls because Unity doesn't recognize the foreground texture as a solid object. It's just a texture and exists only in appearance and not in substance. In this section, we'll correct this using Physics and Colliders. To get started, we'll create a player object (not the final version but just a temporary White Box version used only for testing purposes). Let's get started:

Generate a capsule object in the scene by navigating to GameObject | 3D Object | Capsule from the application menu.

  1. Once generated, remove the Capsule Collider from the object by clicking on the three dots icon on the Capsule Collider component in the Inspector window and choosing Remove Component from the menu, as shown here: