Frederik Vanhoutte is sharing the source code of his drawing!

iso190522 – the system behind my iso plots. Processing code, including the library, Java source code, and examples. Creates PDF files optimized for line plots.

source: https://twitter.com/wblut/status/1131278568057692164

Download the code: https://wblut.com/code/iso190522.ziplocal
Thanks to him for sharing is work in a functional & executable form!

plotted drawing by Frederik Vanhoutte

all images are property of Frederik Vanhoutte