IcyTv

### Keybase proof

I hereby claim:

  * I am icytv on github.
  * I am icytv (https://keybase.io/icytv) on keybase.
  * I have a public key ASAJsBOvP6ICoOSrRCSFKdlvMKjXuBbVz2pjHWCqrcG7ygo

To claim this, I am signing this object:

IcyTv

/*
The original algorithm comes from https://0fps.net/2012/06/30/meshing-in-a-minecraft-game/
and the code is almost a straight adaptation of that code (https://github.com/mikolalysenko/mikolalysenko.github.com/blob/gh-pages/MinecraftMeshes/js/greedy.js)
*/

fn greedy_meshing(
    is_voxel_present: &dyn Fn(i32, i32, i32) -> bool,
    dims: &[i32; 3],
) -> Vec<[[i32; 3]; 4]> {
    let mut quads = Vec::new();