Initial commit

.gitignore

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+## Files related to minetest development cycle
+/*.patch
+# GNU Patch reject file
+*.rej
+
+## Editors and Development environments
+*~
+*.swp
+*.bak*
+*.orig
+# Vim
+*.vim
+# Kate
+.*.kate-swp
+.swp.*
+# Eclipse (LDT)
+.project
+.settings/
+.buildpath
+.metadata
+# Idea IDE
+.idea/*

README.txt

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+Minetest Game mod: nyancat
+==========================
+
+License of source code:
+-----------------------
+Copyright (C) 2011-2012 celeron55, Perttu Ahola <celeron55@gmail.com>
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or
+(at your option) any later version.
+
+http://www.gnu.org/licenses/lgpl-2.1.html
+
+License of media (textures and sounds)
+--------------------------------------
+Attribution-ShareAlike 3.0 Unported (CC BY-SA 3.0)
+http://creativecommons.org/licenses/by-sa/3.0/
+
+Authors of media files
+-----------------------
+Everything not listed in here:
+Copyright (C) 2010-2012 celeron55, Perttu Ahola <celeron55@gmail.com>
+
+VanessaE (WTFPL):
+  default_nc_back.png
+  default_nc_front.png
+  default_nc_rb.png
+  default_nc_side.png

depends.txt

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+default

init.lua

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+minetest.register_node("nyancat:nyancat", {
+	description = "Nyan Cat",
+	tiles = {"default_nc_side.png", "default_nc_side.png", "default_nc_side.png",
+		"default_nc_side.png", "default_nc_back.png", "default_nc_front.png"},
+	paramtype2 = "facedir",
+	groups = {cracky = 2},
+	is_ground_content = false,
+	legacy_facedir_simple = true,
+	sounds = default.node_sound_defaults(),
+})
+
+minetest.register_node("nyancat:nyancat_rainbow", {
+	description = "Nyan Cat Rainbow",
+	tiles = {
+		"default_nc_rb.png^[transformR90", "default_nc_rb.png^[transformR90",
+		"default_nc_rb.png", "default_nc_rb.png"
+	},
+	paramtype2 = "facedir",
+	groups = {cracky = 2},
+	is_ground_content = false,
+	sounds = default.node_sound_defaults(),
+})
+
+minetest.register_craft({
+	type = "fuel",
+	recipe = "nyancat:nyancat",
+	burntime = 1,
+})
+
+minetest.register_craft({
+	type = "fuel",
+	recipe = "nyancat:nyancat_rainbow",
+	burntime = 1,
+})
+
+nyancat = {}
+
+function nyancat.place(pos, facedir, length)
+	if facedir > 3 then
+		facedir = 0
+	end
+	local tailvec = minetest.facedir_to_dir(facedir)
+	local p = {x = pos.x, y = pos.y, z = pos.z}
+	minetest.set_node(p, {name = "nyancat:nyancat", param2 = facedir})
+	for i = 1, length do
+		p.x = p.x + tailvec.x
+		p.z = p.z + tailvec.z
+		minetest.set_node(p, {name = "nyancat:nyancat_rainbow", param2 = facedir})
+	end
+end
+
+function nyancat.generate(minp, maxp, seed)
+	local height_min = -31000
+	local height_max = -32
+	if maxp.y < height_min or minp.y > height_max then
+		return
+	end
+	local y_min = math.max(minp.y, height_min)
+	local y_max = math.min(maxp.y, height_max)
+	local volume = (maxp.x - minp.x + 1) * (y_max - y_min + 1) * (maxp.z - minp.z + 1)
+	local pr = PseudoRandom(seed + 9324342)
+	local max_num_nyancats = math.floor(volume / (16 * 16 * 16))
+	for i = 1, max_num_nyancats do
+		if pr:next(0, 1000) == 0 then
+			local x0 = pr:next(minp.x, maxp.x)
+			local y0 = pr:next(minp.y, maxp.y)
+			local z0 = pr:next(minp.z, maxp.z)
+			local p0 = {x = x0, y = y0, z = z0}
+			nyancat.place(p0, pr:next(0, 3), pr:next(3, 15))
+		end
+	end
+end
+
+minetest.register_on_generated(function(minp, maxp, seed)
+	nyancat.generate(minp, maxp, seed)
+end)
+
+-- Legacy
+minetest.register_alias("default:nyancat", "nyancat:nyancat")
+minetest.register_alias("default:nyancat_rainbow", "nyancat:nyancat_rainbow")
+minetest.register_alias("nyancat", "nyancat:nyancat")
+minetest.register_alias("nyancat_rainbow", "nyancat:nyancat_rainbow")
+default.make_nyancat = nyancat.place
+default.generate_nyancats = nyancat.generate