Added an offset of 0.5 on terrain elevation

This prevents rounding errors and improves interpolation on nearly flat areas
2020-04-13 12:27:24 +02:00 · 2020-04-13 12:27:24 +02:00 · 1adb4fbece
parent 13d3e70b66
commit 1adb4fbece
1 changed files with 1 additions and 1 deletions
--- a/init.lua
+++ b/init.lua
@ -221,7 +221,7 @@ local function generate(minp, maxp, seed)
 				end

 				local vdem = poly.dem
-				local terrain_height = math.floor(interp(
+				local terrain_height = math.floor(0.5+interp(
 					vdem[1],
 					vdem[2],
 					vdem[3],