+ // fade out reaches 1/e (0.3679) at 1/fog_density,
+ // gets less than 0.01 at e/(2 * fog_density)
+ // I chose 0.011 because it yields 91 and 124 for those, so
+ // slightly less than 6 and 8 chunks
+ program.SetFogDensity(0.011f);
+ program.SetView(glm::inverse(player->Transform(player->ChunkCoords())));