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The Android Game Developer???s Handbook

You're reading from  The Android Game Developer???s Handbook

Product type Book
Published in Aug 2016
Publisher Packt
ISBN-13 9781785885860
Pages 368 pages
Edition 1st Edition
Languages
Author (1):
Avisekhar Roy Avisekhar Roy
Profile icon Avisekhar Roy

Table of Contents (20) Chapters

The Android Game Developer's Handbook
Credits
About the Author
About the Reviewer
www.PacktPub.com
Preface
1. Android Game Development 2. Introduction to Different Android Platforms 3. Different Android Development Tools 4. Android Development Style and Standards in the Industry 5. Understanding the Game Loop and Frame Rate 6. Improving Performance of 2D/3D Games 7. Working with Shaders 8. Performance and Memory Optimization 9. Testing Code and Debugging 10. Scope for Android in VR Games 11. Android Game Development Using C++ and OpenGL 12. Polishing Android Games 13. Third-Party Integration, Monetization, and Services Index

Use of shaders in games


Shaders are vastly used in games and animation, especially when creating dynamic lighting, changing tints, and making dynamic visual improvements. Sometimes, the world environment is created with shaders.

Shaders in a 2D game space

Only pixel shaders can be used in 2D games. Each pixel of a digital image is considered a fragment. This is the reason why pixel shaders are also called fragment shaders. Pixel shaders can only perform color changes, tiling, and masking.

BitmapShader, ComposeShader, LinearGradient, RadialGradient, and SweepGradient are the variants of Android 2D shaders.

A 2D game world is created with images. Developers often choose to create different assets to give the same object a different look and feel. In this process, developers end up making a bigger APK with almost the same use set.

Sprites can also be a field where shaders can hold a significant role. When using the same sprite to create different objects, the colors of certain fragments need to...

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