From 1adb4fbecee98c19d7e5fceb253dc23ae8da07c1 Mon Sep 17 00:00:00 2001
From: Gael-de-Sailly <gael.chretien@akeonet.com>
Date: Mon, 13 Apr 2020 12:27:24 +0200
Subject: [PATCH] Added an offset of 0.5 on terrain elevation This prevents
 rounding errors and improves interpolation on nearly flat areas

---
 init.lua | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/init.lua b/init.lua
index 4e81dd0..358f066 100644
--- 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],