Dylan K. Taylor 30c5487f94 Drastically improved performance of basic chunk sky-light population
back 2 commits: 53ms per chunk
back 1 commit: 27ms per chunk
this commit: 3ms per chunk

(on my machine, of course)
2017-07-08 17:13:22 +01:00
..
2017-06-05 10:15:03 +01:00
2017-06-05 10:15:03 +01:00