forked from mtcontrib/minetest-mod-snow
495 lines
14 KiB
Lua
495 lines
14 KiB
Lua
--[[
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Snow Biomes
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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MA 02110-1301, USA.
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]]--
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dofile(minetest.get_modpath("snow").."/util.lua")
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dofile(minetest.get_modpath("snow").."/mapgen.lua")
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dofile(minetest.get_modpath("snow").."/falling_snow.lua")
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local needles = {
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description = "Pine Needles",
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drawtype = "allfaces_optional",
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visual_scale = 1.3,
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tiles = {"snow_needles.png"},
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waving = 1,
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paramtype = "light",
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groups = {snappy=3, leafdecay=3, flammable=2},
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drop = {
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max_items = 1,
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items = {
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{
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-- player will get sapling with 1/20 chance
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items = {'snow:sapling_pine'},
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rarity = 20,
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},
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{
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-- player will get leaves only if he get no saplings,
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-- this is because max_items is 1
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items = {'snow:needles'},
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}
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}
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},
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sounds = default.node_sound_leaves_defaults(),
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}
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if snow.christmas_content then
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needles["drop"]["items"][3] = {
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-- player will get xmas tree with 1/50 chance
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items = {'snow:xmas_tree'},
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rarity = 50,
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}
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end
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--Pine leaves.
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minetest.register_node("snow:needles", needles)
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--Decorated Pine leaves.
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minetest.register_node("snow:needles_decorated", {
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description = "Decorated Pine Needles",
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drawtype = "allfaces_optional",
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tiles = {"snow_needles_decorated.png"},
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paramtype = "light",
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groups = {snappy=3, leafdecay=3, flammable=2},
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drop = {
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max_items = 1,
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items = {
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{
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-- player will get xmas tree with 1/20 chance
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items = {'snow:xmas_tree'},
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rarity = 50,
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},
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{
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-- player will get sapling with 1/20 chance
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items = {'snow:sapling_pine'},
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rarity = 20,
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},
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{
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-- player will get leaves only if he get no saplings,
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-- this is because max_items is 1
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items = {'snow:needles_decorated'},
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}
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}
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},
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sounds = default.node_sound_leaves_defaults(),
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})
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minetest.register_node("snow:xmas_tree", {
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description = "Christmas Tree",
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drawtype = "plantlike",
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visual_scale = 1.0,
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tiles = {"snow_xmas_tree.png"},
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inventory_image = "snow_xmas_tree.png",
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wield_image = "snow_xmas_tree.png",
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paramtype = "light",
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walkable = false,
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groups = {snappy=2,dig_immediate=3,flammable=2},
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sounds = default.node_sound_defaults(),
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})
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minetest.register_node("snow:sapling_pine", {
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description = "Pine Sapling",
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drawtype = "plantlike",
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visual_scale = 1.0,
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tiles = {"snow_sapling_pine.png"},
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inventory_image = "snow_sapling_pine.png",
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wield_image = "snow_sapling_pine.png",
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paramtype = "light",
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walkable = false,
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groups = {snappy=2,dig_immediate=3,flammable=2},
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sounds = default.node_sound_defaults(),
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})
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minetest.register_node("snow:star", {
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description = "Star",
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drawtype = "torchlike",
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tiles = {"snow_star.png"},
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inventory_image = "snow_star.png",
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wield_image = "snow_star.png",
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paramtype = "light",
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walkable = false,
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groups = {snappy=2,dig_immediate=3},
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sounds = default.node_sound_defaults(),
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})
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minetest.register_craft({
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type = "fuel",
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recipe = "snow:needles",
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burntime = 1,
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})
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minetest.register_craft({
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type = "fuel",
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recipe = "snow:sapling_pine",
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burntime = 10,
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})
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minetest.register_craft({
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type = "fuel",
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recipe = "snow:needles_decorated",
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burntime = 1,
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})
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minetest.register_craft({
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type = "fuel",
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recipe = "snow:xmas_tree",
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burntime = 10,
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})
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--Snowballs
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-------------
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local snowball_GRAVITY=9
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local snowball_VELOCITY=19
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--Shoot snowball.
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local snow_shoot_snowball=function (item, player, pointed_thing)
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local playerpos=player:getpos()
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local obj=minetest.add_entity({x=playerpos.x,y=playerpos.y+1.5,z=playerpos.z}, "snow:snowball_entity")
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local dir=player:get_look_dir()
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obj:setvelocity({x=dir.x*snowball_VELOCITY, y=dir.y*snowball_VELOCITY, z=dir.z*snowball_VELOCITY})
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obj:setacceleration({x=dir.x*-3, y=-snowball_GRAVITY, z=dir.z*-3})
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item:take_item()
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return item
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end
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--The snowball Entity
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snow_snowball_ENTITY={
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physical = false,
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timer=0,
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textures = {"snow_snowball.png"},
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lastpos={},
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collisionbox = {0,0,0,0,0,0},
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}
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--Snowball_entity.on_step()--> called when snowball is moving.
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snow_snowball_ENTITY.on_step = function(self, dtime)
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self.timer=self.timer+dtime
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local pos = self.object:getpos()
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local node = minetest.get_node(pos)
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--Become item when hitting a node.
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if self.lastpos.x~=nil then --If there is no lastpos for some reason.
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if node.name ~= "air" then
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snow.place(pos)
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self.object:remove()
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end
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end
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self.lastpos={x=pos.x, y=pos.y, z=pos.z} -- Set lastpos-->Node will be added at last pos outside the node
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end
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minetest.register_entity("snow:snowball_entity", snow_snowball_ENTITY)
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--Snowball.
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minetest.register_craftitem("snow:snowball", {
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description = "Snowball",
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inventory_image = "snow_snowball.png",
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on_use = snow_shoot_snowball,
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})
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--Backwards Compatability.
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minetest.register_abm({
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nodenames = {"snow:snow1","snow:snow2","snow:snow3","gsnow4","snow:snow5","snow:snow6","snow:snow7","snow:snow8"},
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interval = 1,
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chance = 1,
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action = function(pos, node, active_object_count, active_object_count_wider)
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local level = 7*(tonumber(node.name:sub(-1)))
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minetest.add_node(pos,{name="default:snow"})
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minetest.set_node_level(pos, level)
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end,
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})
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minetest.register_alias("snow:snow", "default:snow")
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minetest.register_alias("snow:ice", "default:ice")
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minetest.register_alias("snow:dirt_with_snow", "default:dirt_with_snow")
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minetest.register_alias("snow:snow_block", "default:snowblock")
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minetest.register_alias("snow:ice", "default:ice")
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--Snow.
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minetest.register_node(":default:snow", {
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description = "Snow",
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tiles = {"default_snow.png"},
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drawtype = "nodebox",
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sunlight_propagates = true,
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paramtype = "light",
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paramtype2 == "leveled",
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groups = {crumbly=3,melts=3,falling_node=1,not_in_creative_inventory=1},
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buildable_to = true,
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freezemelt = "default:water_flowing",
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drop = {
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max_items = 2,
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items = {
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{
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-- player will get sapling with 1/20 chance
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items = {'snow:moss'},
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rarity = 20,
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},
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{
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-- player will get leaves only if he get no saplings,
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-- this is because max_items is 1
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items = {'snow:snowball'},
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}
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}
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},
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leveled = 7,
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drawtype = "nodebox",
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node_box = {
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type = "leveled",
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fixed = {
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{-0.5, -0.5, -0.5, 0.5, -0.5+2/16, 0.5},
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},
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},
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sounds = default.node_sound_dirt_defaults({
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footstep = {name="default_snow_footstep", gain=0.45},
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}),
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on_construct = function(pos)
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pos.y = pos.y - 1
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if minetest.get_node(pos).name == "default:dirt_with_grass" then
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minetest.add_node(pos, {name="default:dirt_with_snow"})
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end
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end,
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after_destruct = function(pos)
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pos.y = pos.y - 1
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if minetest.get_node(pos).name == "default:dirt_with_snow" then
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minetest.add_node(pos, {name="default:dirt_with_grass"})
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end
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end,
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})
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function snow.place(pos)
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local node = minetest.get_node({x=pos.x,y=pos.y+1,z=pos.z})
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local node = minetest.get_node(pos)
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local drawtype = minetest.registered_nodes[node.name].drawtype
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local bnode = minetest.get_node({x=pos.x,y=pos.y-1,z=pos.z})
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if node.name == "default:snow" and minetest.get_node_level(pos) < 63 then
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if minetest.get_item_group(bnode.name, "leafdecay") == 0 and snow.is_uneven(pos) ~= true then
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minetest.add_node_level(pos, 7)
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end
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elseif node.name == "default:snow" and minetest.get_node_level(pos) == 63 then
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local p = minetest.find_node_near(pos, 10, "default:dirt_with_grass")
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if p and minetest.get_node_light(p, 0.5) == 15 then
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minetest.add_node(p,{name="default:snow"})
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else
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minetest.add_node(pos,{name="default:snowblock"})
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end
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elseif node.name ~= "default:ice" and bnode.name ~= "air" then
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if drawtype == "normal" or drawtype == "allfaces_optional" then
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minetest.add_node({x=pos.x,y=pos.y+1,z=pos.z}, {name="default:snow"})
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elseif drawtype == "plantlike" then
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pos.y = pos.y - 1
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if minetest.get_node(pos).name == "default:dirt_with_grass" then
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minetest.add_node(pos, {name="default:dirt_with_snow"})
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end
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end
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end
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end
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--Checks if the snow level is even at any given pos.
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--Smooth snow
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local smooth_snow = snow.smooth_snow
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snow.is_uneven = function(pos)
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if smooth_snow then
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local num = minetest.get_node_level(pos)
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local get_node = minetest.get_node
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local add_node = minetest.add_node
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local found
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local foundx
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local foundy
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for x=-1,1 do
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for z=-1,1 do
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local node = get_node({x=pos.x+x,y=pos.y,z=pos.z+z})
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local bnode = get_node({x=pos.x+x,y=pos.y-1,z=pos.z+z})
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local drawtype = minetest.registered_nodes[node.name].drawtype
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if drawtype == "plantlike" then
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if bnode.name == "default:dirt_with_grass" then
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add_node({x=pos.x+x,y=pos.y-1,z=pos.z+z}, {name="default:dirt_with_snow"})
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return true
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end
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end
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if (not(x == 0 and y == 0)) and node.name == "default:snow" and minetest.get_node_level({x=pos.x+x,y=pos.y,z=pos.z+z}) < num then
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found = true
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foundx = x
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foundz=z
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elseif node.name == "air" and bnode.name ~= "air" then
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if not (bnode.name == "default:snow") then
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snow.place({x=pos.x+x,y=pos.y-1,z=pos.z+z})
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return true
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end
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end
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end
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end
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if found then
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local node = get_node({x=pos.x+foundx,y=pos.y,z=pos.z+foundz})
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if snow.is_uneven({x=pos.x+foundx,y=pos.y,z=pos.z+foundz}) ~= true then
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minetest.add_node_level({x=pos.x+foundx,y=pos.y,z=pos.z+foundz}, 7)
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end
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return true
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end
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end
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end
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--Snow with dirt.
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minetest.register_node(":default:dirt_with_snow", {
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description = "Dirt with Snow",
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tiles = {"default_snow.png", "default_dirt.png", "default_dirt.png^snow_snow_side.png"},
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is_ground_content = true,
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groups = {crumbly=3},
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drop = 'default:dirt',
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sounds = default.node_sound_dirt_defaults({
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footstep = {name="default_snow_footstep", gain=0.4},
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}),
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})
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--Snow block.
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minetest.register_node(":default:snowblock", {
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description = "Snow",
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tiles = {"default_snow.png"},
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freezemelt = "default:water_source",
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is_ground_content = true,
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groups = {crumbly=3,melts=2,falling_node=1},
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drop = 'default:snowblock',
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sounds = default.node_sound_dirt_defaults({
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footstep = {name="default_snow_footstep", gain=0.4},
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}),
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})
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--Snow brick.
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minetest.register_node("snow:snow_brick", {
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description = "Snow Brick",
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tiles = {"snow_snow_brick.png"},
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is_ground_content = true,
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groups = {crumbly=3,melts=2},
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drop = 'snow:snow_brick',
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sounds = default.node_sound_dirt_defaults({
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footstep = {name="default_grass_footstep", gain=0.4},
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}),
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})
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--Moss.
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minetest.register_node("snow:moss", {
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description = "Moss",
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tiles = {"snow_moss.png"},
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drawtype = "signlike",
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paramtype = "light",
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paramtype2 = "wallmounted",
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walkable = false,
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selection_box = {
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type = "wallmounted",
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},
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is_ground_content = true,
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groups = {crumbly=3, flammable=2, attached_node=1},
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})
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minetest.register_craft({
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output = 'snow:snow_block',
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recipe = {
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{'snow:snowball', 'snow:snowball'},
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{'snow:snowball', 'snow:snowball'},
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},
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})
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minetest.register_craft({
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output = 'snow:snow_brick',
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recipe = {
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{'default:snowblock', 'default:snowblock'},
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{'default:snowblock', 'default:snowblock'},
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},
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})
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--Melting
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--Any node part of the group melting will melt when near warm nodes such as lava, fire, torches, etc.
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--The amount of water that replaces the node is defined by the number on the group:
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--1: one water_source
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--2: four water_flowings
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--3: one water_flowing
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minetest.register_abm({
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nodenames = {"group:melts"},
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neighbors = {"group:igniter","default:torch","default:furnace_active","group:hot"},
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interval = 2,
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chance = 2,
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action = function(pos, node, active_object_count, active_object_count_wider)
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local intensity = minetest.get_item_group(node.name,"melts")
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if intensity == 1 then
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minetest.add_node(pos,{name="default:water_source"})
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elseif intensity == 2 then
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local check_place = function(pos,node)
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if minetest.get_node(pos).name == "air" then
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minetest.place_node(pos,node)
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end
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end
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minetest.add_node(pos,{name="default:water_flowing"})
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check_place({x=pos.x+1,y=pos.y,z=pos.z},{name="default:water_flowing"})
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check_place({x=pos.x-1,y=pos.y,z=pos.z},{name="default:water_flowing"})
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check_place({x=pos.x,y=pos.y+1,z=pos.z},{name="default:water_flowing"})
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check_place({x=pos.x,y=pos.y-1,z=pos.z},{name="default:water_flowing"})
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elseif intensity == 3 then
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minetest.add_node(pos,{name="default:water_flowing"})
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end
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nodeupdate(pos)
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end,
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})
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--Freezing
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--Water freezes when in contact with snow.
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minetest.register_abm({
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nodenames = {"default:water_source"},
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neighbors = {"default:snow", "default:snowblock"},
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interval = 20,
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chance = 4,
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action = function(pos, node, active_object_count, active_object_count_wider)
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minetest.add_node(pos,{name="default:ice"})
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end,
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})
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--Spread moss to cobble.
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minetest.register_abm({
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nodenames = {"default:cobble"},
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neighbors = {"snow:moss"},
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interval = 20,
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chance = 6,
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action = function(pos, node, active_object_count, active_object_count_wider)
|
|
minetest.add_node(pos,{name="default:mossycobble"})
|
|
end,
|
|
})
|
|
|
|
--Grow saplings
|
|
minetest.register_abm({
|
|
nodenames = {"snow:sapling_pine"},
|
|
interval = 10,
|
|
chance = 50,
|
|
action = function(pos, node, active_object_count, active_object_count_wider)
|
|
snow.make_pine(pos,false)
|
|
end,
|
|
})
|
|
|
|
--Grow saplings
|
|
minetest.register_abm({
|
|
nodenames = {"snow:xmas_tree"},
|
|
interval = 10,
|
|
chance = 50,
|
|
action = function(pos, node, active_object_count, active_object_count_wider)
|
|
snow.make_pine(pos,false,true)
|
|
end,
|
|
})
|