Actually, this is described well in reverse here : https://armory-rasa.tumblr.com/post/151872673763/drawing-with-gremble-reverse-engineering-celtic https://arm

Actually, this is described well in reverse here : https://armory-rasa.tumblr.com/post/151872673763/drawing-with-gremble-reverse-engineering-celtic https://armory-rasa.tumblr.com/post/151872673763/drawing-wit...