This shader by Shane  is under Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.

Available soon only for supporters in TouchDesigner as well.

Shadertoy link:

https://www.shadertoy.com/view/Nd3yRX

If you believe that this endeavor is helpful in order to learn GLSL programming, Shadertoy Porting in TD and Jitter among others, please consider subscribe to keep this project going.

Many thanks for your crazy support!