controls: wasd , space and shift for up/down, mouse for looking. https://turbowarp.org/964287834 <-- if you want smooth time. this is a early idea of using some sort of rasterization with raycaster to make terrain. this is not polished at all.
Credit me if your going to remix it or use it. please. inspired by this video https://www.youtube.com/watch?v=iW7rrg9CkG8