From 30d6d4c7335112f92408057b3bc7cf02ff645ca5 Mon Sep 17 00:00:00 2001
From: kwolekr <kwolekr@minetest.net>
Date: Sun, 23 Jun 2013 15:16:52 -0400
Subject: [PATCH] Cavegen: fix division by 0 with abnormal max tunnel diameter
sizes
---
src/cavegen.cpp | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/src/cavegen.cpp b/src/cavegen.cpp
index 01543252a..8e6798586 100644
--- a/src/cavegen.cpp
+++ b/src/cavegen.cpp
@@ -70,7 +70,7 @@ void CaveV6::makeCave(v3s16 nmin, v3s16 nmax, int max_stone_height) {
//(this should be more than the maximum radius of the tunnel)
const s16 max_spread_amount = MAP_BLOCKSIZE;
s16 insure = 10;
- s16 more = max_spread_amount - max_tunnel_diameter / 2 - insure;
+ s16 more = MYMAX(max_spread_amount - max_tunnel_diameter / 2 - insure, 1);
ar += v3s16(1,0,1) * more * 2;
of -= v3s16(1,0,1) * more;
--
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