caeden117 / toon-rp

🌔 A Scriptable Render Pipeline (SRP) designed for toon/stylized visuals (WIP).

Toon Render Pipeline (Unity SRP)

A Scriptable Render Pipeline (SRP) designed specifically for toon/stylized visuals.

The project is in its very early stages and has not been tested in production.

Unity Version

Developed and verified with Unity 2021.3.15f1 LTS and Core RP Library v12.1.8.

Table of Contents

• Installation
• Features
• References
• Used Assets

Installation

1. Add the package

Option 1

• Open Package Manager through Window/Package Manager
• Click "+" and choose "Add package from git URL..."
• Insert the URL:

https://github.com/Delt06/toon-rp.git?path=Packages/com.deltation.toon-rp

Option 2

Add the following line to Packages/manifest.json:

"com.deltation.toon-rp": "https://github.com/Delt06/toon-rp.git?path=Packages/com.deltation.toon-rp",

2. Create a pipeline asset

Inside the Project window, right click and select Create/Rendering/Toon Render Pipeline Asset.

3. Set the pipeline asset

Go to Edit/Project Settings/Graphics and set the field Scriptable Render Pipeline Settings with the newly created pipeline asset.

Features

• Toon Shader
  • Globally/locally configurable ramp
  • Alpha Clipping and Transparency
  • Normal Map
  • GPU Instancing
  • SRP Batcher Support

• Crisp anti-aliased ramp

• Variance Shadow Mapping (VSM)
  • Optional: crisp anti-aliased ramp
  • Optional: up to four cascades

• Blob Shadows
  • Optional: crisp anti-aliased ramp

• Additional Lights

• MSAA

• FXAA
  • Optional: low quality variant, about 1.5-2 times faster

• HDR
• Bloom
  • Optional: stylized pattern

• Light Scattering (Post FX)

• Outline (Inverted Hull)
  • Distance fade
  • Optional: get normals from a custom channel to improve outlines quality. Comes with a utility to bake these custom normals.
  • Optional: remove inner outlines via stencil.
  • Optional: randomize thickness.

• Outline (Screen Space)
  • Based on colors, normals, and depth.

• SSAO
  • Optional: stylized pattern

• Fog:
  • Affects the outlines too

• Matcap:
  • Additive (e.g., fake lighting)
  • Multiplicative: (e.g., fake reflections)

References

• Catlike Coding
• LearnOpenGL - SSAO
• Ronja's tutorials - Partial Derivatives (fwidth)
• Geeks 3D - Fast Approximate Anti-Aliasing (FXAA) Demo

Used Assets

• Quaternius - Animated Mech Pack
• Quaternius - Ultimate Stylized Nature Pack
• Quaternius - Ultimate Space Kit
• Aika: Sailor Uniform
• Stone
• nidorx/matcaps: A huge library of MatCap textures in PNG and ZMT.