xmountains and triangulation

xmountains -I 9 -A 9 -F 1 -f 1 -p 7 -e 0.2 -v 0.1 -l 12 -t 3 -s 7 -g 1920x1200
# scrot the thing

Then https://snorpey.github.io/triangulation/
triangulated-image.svg

Cloud photo
triangulated-clouds.svg

Paper boat photo
triangulated-boat.svg

Paper plane render
triangulated-paperPlane.svg

Pacific
triangulated-pacific.svg

2x 1920x1200
triangulated-pacific_mac2.svg

Another generator https://msurguy.github.io/triangles/
triangles.svg