Arrow Keys to move and look. Tap the middle of the top of the screen for automatic navigation of the maze. (It is designed to be done only at the start of the maze.)
This is a mess behind the scenes. If you want to look at it, I recommend looking at earlier versions first as the code there is simpler and less complicated. The slanted textures were made using a custom python script. Thanks to @WurlyCall for showing me the option to only update screen after drawing everything, massively improving the performance.