Book Image

Unity 2021 Cookbook - Fourth Edition

By : Shaun Ferns
Book Image

Unity 2021 Cookbook - Fourth Edition

By: Shaun Ferns

Overview of this book

If you are a Unity developer looking to explore the newest features of Unity 2021 and recipes for advanced challenges, then this fourth edition of Unity Cookbook is here to help you. With this cookbook, you’ll work through a wide variety of recipes that will help you use the essential features of the Unity game engine to their fullest potential. You familiarize yourself with shaders and Shader Graph before exploring animation features to enhance your skills in building games. As you progress, you will gain insights into Unity's latest editor, which will help you in laying out scenes, tweaking existing apps, and building custom tools for augmented reality and virtual reality (AR/VR) experiences. The book will also guide you through many Unity C# gameplay scripting techniques, teaching you how to communicate with database-driven websites and process XML and JSON data files. By the end of this Unity book, you will have gained a comprehensive understanding of Unity game development and built your development skills. The easy-to-follow recipes will earn a permanent place on your bookshelf for reference and help you build better games that stay true to your vision.
Table of Contents (15 chapters)
Free Chapter
2
Responding to User Events for Interactive UIs
3
Inventory and Advanced UIs
6
2D Animation and Physics
13
Advanced Topics - Gizmos, Automated Testing, and More
15
Virtual and Augmented Reality (VR/AR)

How to do it...

To toggle carrying and not-carrying icons for a single-object pickup, follow these steps:

  1. Start with a new copy of the Simple2Dgame_SpaceGirl mini-game.
  2. Import the _Scripts folder from the provided files (this contains a copy of the PlayerInventory script class from the previous recipe, which we can use unchanged for this recipe).
  3. Add a UI Image object to the scene (GameObject | UI | Image). Rename it Image-star-icon.
  4. With Image-star-icon selected in the Hierarchy window, drag the icon_nostar_100 sprite (in the Sprites folder) from the Project window into the Source Image field in the Inspector window (in the Image (Script) component).
  1. Click on the Set Native Size button for the Image component. This will resize the UI image so that it fits the physical pixel's width and height of the icon_nostar_100 sprite file:
Figure 3.12 – Image source and native size settings
  1. Position the image icon at the...