A port of Rex's mode 7 effect.
hello sorry again but there is a bug, suddenly the horizon flips over even if the sprite remains straight
send a repro file, so I can take a look
drive.google.com/file/d/1oKKG3M4RZd3r2CznGjIw2-Ba3ebK_8YX/view
it happens randomly even if you add or paste a new sprite