From 3d26b33e5bad60ebb4fe459e011abefe130dbc3b Mon Sep 17 00:00:00 2001
From: paramat <mat.gregory@virginmedia.com>
Date: Wed, 12 Oct 2016 01:49:31 +0100
Subject: [PATCH] Default: Add coral nodes and death ABM

Original code by Sofar.
Textures by Pithydon.
Exposure to air converts live coral to coral skeleton.
Live corals drop coral skeleton.
---
 mods/default/README.txt                       |   5 +++
 mods/default/functions.lua                    |  16 +++++++
 mods/default/nodes.lua                        |  40 +++++++++++++++++-
 mods/default/textures/default_coral_brown.png | Bin 0 -> 401 bytes
 .../default/textures/default_coral_orange.png | Bin 0 -> 358 bytes
 .../textures/default_coral_skeleton.png       | Bin 0 -> 256 bytes
 6 files changed, 59 insertions(+), 2 deletions(-)
 create mode 100644 mods/default/textures/default_coral_brown.png
 create mode 100644 mods/default/textures/default_coral_orange.png
 create mode 100644 mods/default/textures/default_coral_skeleton.png

diff --git a/mods/default/README.txt b/mods/default/README.txt
index 4d7744f7..bf7481b6 100644
--- a/mods/default/README.txt
+++ b/mods/default/README.txt
@@ -178,6 +178,11 @@ asl97 (CC BY-SA 3.0):
 KevDoy (CC BY-SA 3.0)
   heart.png
 
+Pithydon (CC BY-SA 3.0)
+  default_coral_brown.png
+  default_coral_orange.png
+  default_coral_skeleton.png
+
 Glass breaking sounds (CC BY 3.0):
   1: http://www.freesound.org/people/cmusounddesign/sounds/71947/
   2: http://www.freesound.org/people/Tomlija/sounds/97669/
diff --git a/mods/default/functions.lua b/mods/default/functions.lua
index 7770feb0..0e0ab843 100644
--- a/mods/default/functions.lua
+++ b/mods/default/functions.lua
@@ -471,3 +471,19 @@ function default.intersects_protection(minp, maxp, player_name, interval)
 
 	return false
 end
+
+
+--
+-- Coral death near air
+--
+
+minetest.register_abm({
+	nodenames = {"default:coral_brown", "default:coral_orange"},
+	neighbors = {"air"},
+	interval = 17,
+	chance = 5,
+	catch_up = false,
+	action = function(pos, node)
+		minetest.set_node(pos, {name = "default:coral_skeleton"})
+	end,
+})
diff --git a/mods/default/nodes.lua b/mods/default/nodes.lua
index b6ae52cb..b575704a 100644
--- a/mods/default/nodes.lua
+++ b/mods/default/nodes.lua
@@ -111,8 +111,8 @@ default:mese
 default:stone_with_diamond
 default:diamondblock
 
-Plantlife (non-cubic)
----------------------
+Plantlife
+---------
 
 default:cactus
 default:papyrus
@@ -131,6 +131,13 @@ default:dry_grass_3
 default:dry_grass_4
 default:dry_grass_5
 
+Corals
+------
+
+default:coral_brown
+default:coral_orange
+default:coral_skeleton
+
 Liquids
 -------
 (1. Source 2. Flowing)
@@ -1208,6 +1215,35 @@ for i = 2, 5 do
 	})
 end
 
+
+--
+-- Corals
+--
+
+minetest.register_node("default:coral_brown", {
+	description = "Brown Coral",
+	tiles = {"default_coral_brown.png"},
+	groups = {cracky = 3},
+	drop = "default:coral_skeleton",
+	sounds = default.node_sound_stone_defaults(),
+})
+
+minetest.register_node("default:coral_orange", {
+	description = "Orange Coral",
+	tiles = {"default_coral_orange.png"},
+	groups = {cracky = 3},
+	drop = "default:coral_skeleton",
+	sounds = default.node_sound_stone_defaults(),
+})
+
+minetest.register_node("default:coral_skeleton", {
+	description = "Coral Skeleton",
+	tiles = {"default_coral_skeleton.png"},
+	groups = {cracky = 3},
+	sounds = default.node_sound_stone_defaults(),
+})
+
+
 --
 -- Liquids
 --
diff --git a/mods/default/textures/default_coral_brown.png b/mods/default/textures/default_coral_brown.png
new file mode 100644
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diff --git a/mods/default/textures/default_coral_skeleton.png b/mods/default/textures/default_coral_skeleton.png
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