Generative color palettes. Part 1/2

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August 23, 2020

Algorithms to generate nice color palettes. Why defining colors in GLSL sometimes could be better than do it in TOP operators? Recreating palettes from Zach Lieberman and Inigo Quilez in TouchDesigner.
Download project file here: https://www.patreon.com/posts/40770871/

Resources mentioned in the video:
1. https://www.color-hex.com/color-palettes/popular.php
2. https://cran.r-project.org/web/packages/viridis/vignettes/intro-to-viridis.html
3. https://iquilezles.org/www/articles/palettes/palettes.htm
4. https://iquilezles.org/www/articles/bandlimiting/bandlimiting.htm
5. https://thebookofshaders.com/05/

Contents:
00:00 – Intro
03:53 – Viridis color palettes & GLSL variables
09:22 – Zach Lieberman’s color palette
13:28 – Cosine palettes in GLSL & shaping functions
20:00 – Filtered cosine functions
25:46 – GLSL vs Lookup TOP
28:19 – Right way of quantizing gradients

Color GLSL Lookup