WebGL slider complete step-by-step medium tutorial

I've wrote a complete step-by-step tutorial on
Medium on how to create a webgl drag slider thanks to curtains.js!

Part 1: the javascript slider.

Medium article: https://medium.com/@martin.laxenaire/webgl-enhanced-drag-slider-tutorial-with-curtains-js-part-1-17a11431fb94?source=friends_link&sk=002646721baa58e772001a598794f96b
Codepen: https://codepen.io/martinlaxenaire/pen/aebJLR

Part 2: adding the webgl.

Medium article: https://medium.com/@martin.laxenaire/webgl-enhanced-drag-slider-tutorial-with-curtains-js-part-2-bf32aa5a15c0?source=friends_link&sk=da3a504f514b4b80bf1e9d853e7c312d
Codepen: https://codepen.io/martinlaxenaire/pen/GVROee

Enjoy!