From e053de8f156da096eddeb8baa626f786335ab0b3 Mon Sep 17 00:00:00 2001
From: paramat <paramat@users.noreply.github.com>
Date: Thu, 25 Jul 2019 19:58:35 +0100
Subject: [PATCH] Mgfractal: Make non-fractal terrain optional (#8702)

Enabled by default.
Only allow spawn on fractal, not on seabed terrain.
Various codestyle and comment improvements.
---
 builtin/settingtypes.txt | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/builtin/settingtypes.txt b/builtin/settingtypes.txt
index 3afda99..7d546cb 100644
--- a/builtin/settingtypes.txt
+++ b/builtin/settingtypes.txt
@@ -1732,6 +1732,11 @@ mgflat_np_dungeons (Dungeon noise) noise_params_3d 0.9, 0.5, (500, 500, 500), 0,
 
 [*Mapgen Fractal]
 
+#    Map generation attributes specific to Mapgen flat.
+#    'terrain' enables the generation of non-fractal terrain:
+#    ocean, islands and underground.
+mgfractal_spflags (Mapgen Fractal specific flags) flags terrain terrain,noterrain
+
 #    Controls width of tunnels, a smaller value creates wider tunnels.
 mgfractal_cave_width (Cave width) float 0.09