StochasticScreenSpaceReflection

Features

• Contact hardening
• Specular elongation
• Sharp and blurry reflection
• Per-pixel roughness and normal
• Previous frame reprojection giving one free bounce reflection.
• Convolved scene buffer mip chain.

Requirements

Unity 2017.1 and a shader model 5.0 ( dx11 ) graphic card.

How to use

Set project to Linear color space and deferred shading.

Then select your main camera and go to "cCharkes/Image Effects/Rendering/Stochastic Screen Space Reflection" or drag and drop the StochasticSSR.cs to your main camera inspector.

References

• [Jimenez 2014] "Next Generation Post Processing In Call Of Duty Advanced Warfare"
• [Michal Valient, Siggraph14] "Reflections and Volumetrics of Killzone Shadow Fall"
• [Tomasz Stachowiak and Yasin Uludag, Siggraph15] "Stochastic Screen-Space Reflections"
• [Michele Giacolone, 2016] "Screen Space Reflections in The Surge"
• Lasse Jon Fuglsang Pedersen [email protected] https://github.com/playdeadgames/temporal
• Bart Wronski <@BartWronsk> https://github.com/bartwronski/BlueNoiseGenerator/

Thanks to Tomasz Stachowiak (@h3r2tic) for his help.