environmental citybuilder prototype

ktyl 4261d7762e update overlays every frame #5		2022-12-12 22:03:44 +00:00
half-earth	update overlays every frame #5	2022-12-12 22:03:44 +00:00
.gitignore	add gitignore	2022-12-03 16:26:13 +00:00
gdd.md	update gdd #5	2022-12-10 00:35:49 +00:00