wasd and arrow keys, space to jump. F - level viewer R - Wireframe This engine is specialized to split the walls to avoid sorting errors. Good luck using the engine seeing as it has a super intuitive level editor, but it supports quicksorted (insertion) objects WOW
@Alltrue - Ray-Line Intersection @Chrome_cat & @howtomakeausername - Z-clipping @Badatcode - Bfc (cuz I was lazy ofc) @Garbomuffin - Insertion sort