Make sure it doesn't glitch out on mobile.

Hugo Carvalho authored Oct 25, 2022 and Administrator committed Oct 25, 2022

(cherry picked from commit 8d8f327c)

Hugo Carvalho authored Oct 25, 2022 and Administrator committed Oct 25, 2022

(cherry picked from commit 39324e9f)

Two types in the same line, nice. That's what I get for pushing to main
directly.

I've found another game that uses 2 screens as a continuous canvas.

We weren't setting the proper layout gap for DS because of this.

Avoid unnecessary IO.

Introduce library dirs and uri source+iterator that scan them.