I think you could accomplish a similar effect by adjusting the MVP matrix for objects farther from the player. It looks like fairly normal ortho projection near

I think you could accomplish a similar effect by adjusting the MVP matrix for objects farther from the player. It looks like fairly normal ortho projection near the sphere. Gradually zoom out as you render squares farther away. Vaguely related, if you haven't seen it: https://www.youtube.com/watch?v=yqUv2JO2BCs https://www.youtube.com/watch?v=yqUv2JO2BCs