Unity 6 Optimization Showcase

This repo includes optimization techniques for the Unity game engine.

Getting Started

1. Download this repo (_.zip or _.git)
2. Download the Unity Editor
3. Open this repo in the Unity Editor
4. Enjoy

Table of Contents

1. Videos
2. Features
3. Structure
4. Resources
5. Credits

Videos

This Unity Project is featured in the following YouTube video playlist.

Unity Game Dev - In 3 Mins

Features

This project is a living list of demos optimization techniques.

For each technique there is a demo of before and after Scene.

Topics

Key

• ✅ = Included now
• 🔜 = Included soon
• ❌ = Included never

List

#	Title	Description	Before	After
1	Static Batching	Combine static objects	✅	✅
2	Level of Detail (LOD)	Adjust detail based on distance	✅	✅
3	Occlusion Culling	Prevent rendering hidden objects	✅	✅
4	Texture Atlases	Combine textures into atlases	✅	✅
5	Physics Optimization	Use simpler colliders for physics	✅	✅
6	Imposters	Replace distant objects with 2D	✅	✅
7	Object Pooling	Reuse instantiated objects	🔜	🔜
8	Jobs vs OOP vs DOTS	Compare OOP, Jobs, DOTS	🔜	🔜
9	ShaderGraph Optimization	Optimize shaders with ShaderGraph	🔜	🔜
10	VFXGraph Optimization	Optimize effects with VFXGraph	🔜	🔜
11	GPU Instancing	Render multiple objects with one call	🔜	🔜
12	Lighting Optimization	Optimize lighting with lightmaps and probes	🔜	🔜
13	Sprite Atlases	Combine sprites into atlases	🔜	🔜
14	Scripting Performance	Optimize scripting operations	🔜	🔜
15	Memory Performance	Manage memory and garbage collection	🔜	🔜
16	GPU-Resident Drawer	Keep draw data on GPU	🔜	🔜

Structure

Documentation

• ReadMe.md - The primary documentation for this repo
• Unity/Assets/Documentation/ReadMe.asset - Select this asset in Unity to get started

Configuration

• Unity Target - Standalone MAC/PC
• Unity Version - Use this Version
• Unity Rendering - Universal Render Pipeline (URP)
• Unity Aspect Ratio - Game View 10x16

Structure

• Unity/ - Open this folder in the Unity Editor
• Unity/Assets/Scenes/ - Open any Scene. Press 'Play'!

Dependencies

• Various - Already included via Unity Package Manager as this Version

Resources

Best Practices

• Unity — Best Practices (Portfolio)
• Unity — Best Practices (GitHub Repo)

Optimization

• Unity — Optimization (Portfolio)
• Unity — Optimization (GitHub Repo)

Credits

Created By

• Samuel Asher Rivello
• Over 25 years XP with game development (2024)
• Over 11 years XP with Unity (2024)

Contact

• Twitter - @srivello
• Git - Github.com/SamuelAsherRivello
• Resume & Portfolio - SamuelAsherRivello.com
• LinkedIn - Linkedin.com/in/SamuelAsherRivello <--- Say Hello! :)

License

Provided as-is under MIT License | Copyright © 2024 Rivello Multimedia Consulting, LLC