It's based on https://github.com/SirMorfield/miniRT in CPP.
This image was rendered by this code:
make build-run-release
# server
RUST_BACKTRACE=1 cargo run NetServer obj/teapot.obj output.bmp 127.0.0.1:6969
# client
RUST_BACKTRACE=1 cargo run NetClient obj/teapot.obj output.bmp 127.0.0.1:6969
while true; do RUST_BACKTRACE=1 cargo run NetClient obj/teapot.obj output.bmp 127.0.0.1:6969; sleep 2; done