Practical Product Sampling by Fitting and Composing Warps EGSR'20 Presentation
Channel: graphics3d
Date: 2020-07-09

Presentation by David Hart (NVIDIA) of a technique for reducing noise in ray traced shadows published at EGSR'20 as:

Practical Product Sampling by Fitting and Composing Warps by David Hart, Matt Pharr, Thomas Müller, Ward Lopes, Morgan McGuire, and Peter Shirley.

Paper: https://casual-effects.com/research/Hart2020Sampling/index.html
Shadertoy: https://www.shadertoy.com/view/wljyDz
Code: https://psgraphics.blogspot.com/2020/07/warping-samples-paper-at-rendering.html