How to create this triangular gradient pattern

[laurent_delrieu]

Hello
you will find on this forum and old forum a lot of elements.
You can use google like that in order to find more easily

here some links

Culling pixels in random gradient effect

looks like you did not put too much effort into research [image] pixels genration in gradient_dfytz.gh (10.4 MB)

How can I create random gradient points in triangular grid?

Hi, [0f2bd14692034d9d7ee36dd753b4f731] [https://www.grasshopper3d.com/forum/topics/random-select] I saw this script from a post (please see link above) which is close to what I want for my design. I did not want to use a square grid so I started by using the triangular grid to create a group of points and then copied the exact same script from the post, but then the gradient did not turn out what I wanted (please see photo below). I am very new to grasshopper so maybe there is an obvious and…