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Unity 2018 Shaders and Effects Cookbook

You're reading from   Unity 2018 Shaders and Effects Cookbook Transform your game into a visually stunning masterpiece with over 70 recipes

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Product type Paperback
Published in Jun 2018
Publisher
ISBN-13 9781788396233
Length 392 pages
Edition 3rd Edition
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Authors (2):
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John P. Doran John P. Doran
Author Profile Icon John P. Doran
John P. Doran
Alan Zucconi Alan Zucconi
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Alan Zucconi
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Toc

Table of Contents (14) Chapters Close

Preface 1. Post Processing Stack FREE CHAPTER 2. Creating Your First Shader 3. Surface Shaders and Texture Mapping 4. Understanding Lighting Models 5. Physically-Based Rendering 6. Vertex Functions 7. Fragment Shaders and Grab Passes 8. Mobile Shader Adjustment 9. Screen Effects with Unity Render Textures 10. Gameplay and Screen Effects 11. Advanced Shading Techniques 12. Shader Graph 13. Other Books You May Enjoy

Understanding Vertex and Fragment Shaders

The best way to understand how Vertex and Fragment Shaders work is by creating one yourself. This recipe will show you how to write one of these shaders, which will simply apply a texture to a model and multiply it by a given color, as shown in the following screenshot:

Notice how it works similarly to how the Multiply filter in Photoshop works. That's because we will be doing the same calculation done there!

The shader presented here is very simple, and it will be used as a starting base for all the other Vertex and Fragment Shaders.

Getting ready

For this recipe, we will need a new shader. Follow these steps:

  1. Create a new shader (Multiply).
  2. Create a new material (MultiplyMat...
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