conifers added
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0676c3c37d
commit
cc891fd020
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default
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--------------------------------------------------------------------------------
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--
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-- CONIFERS MOD
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-- For Minetest-c55
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-- Created by Cisoun (cysoun[at]gmail.com).
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--
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-- This mod adds some conifers randomly at a certain altitude.
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-- There are two types of conifers: regular and narrow.
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-- You can define the altitude at which they spawn and their structure and
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-- choose if you want to keep normal trees above this altitude.
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--
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--------------------------------------------------------------------------------
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-- Structure definitions.
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local TRUNK_MINHEIGHT = 7
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local TRUNK_MAXHEIGHT = 25
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local LEAVES_MINHEIGHT = 2
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local LEAVES_MAXHEIGHT = 6
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local LEAVES_MAXRADIUS = 5
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local LEAVES_NARROWRADIUS = 3 -- For narrow typed conifers.
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local CONIFERS_DISTANCE = 4
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local CONIFERS_ALTITUDE = 30
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local REMOVE_TREES = false -- Remove trees above CONIFERS_ALTITUDE?
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local SAPLING_CHANCE = 100 -- 1/x chances to grow a sapling.
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local INTERVAL = 12800
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-- End of structure definitions.
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conifers = {}
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--------------------------------------------------------------------------------
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--
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-- Definitions
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--
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--------------------------------------------------------------------------------
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--
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-- Node definitions
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--
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minetest.register_node("conifers:trunk", {
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description = "Conifer trunk",
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tile_images = {
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"conifers_trunktop.png",
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"conifers_trunktop.png",
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"conifers_trunk.png",
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"conifers_trunk.png",
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"conifers_trunk.png",
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"conifers_trunk.png"
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},
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inventory_image = minetest.inventorycube(
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"conifers_trunktop.png",
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"conifers_trunk.png",
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"conifers_trunk.png"
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),
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paramtype = "facedir_simple",
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material = minetest.digprop_woodlike(1.0),
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is_ground_content = true,
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groups = {
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snappy = 2,
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choppy = 2,
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oddly_breakable_by_hand = 3
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}
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})
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minetest.register_node("conifers:trunk_reversed", {
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description = "Conifer reversed trunk",
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tile_images = {
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"conifers_trunk_reversed.png",
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"conifers_trunk_reversed.png",
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"conifers_trunktop.png",
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"conifers_trunktop.png",
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"conifers_trunk_reversed.png",
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"conifers_trunk_reversed.png"
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},
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inventory_image = minetest.inventorycube(
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"conifers_trunk.png",
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"conifers_trunktop.png",
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"conifers_trunk.png"
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),
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paramtype = "facedir_simple",
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material = minetest.digprop_woodlike(1.0),
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legacy_facedir_simple = true,
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is_ground_content = true,
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groups = {
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snappy = 2,
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choppy = 2,
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oddly_breakable_by_hand = 3
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}
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})
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minetest.register_node("conifers:leaves", {
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description = "Conifer leaves",
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drawtype = "allfaces_optional",
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--visual_scale = 1.3,
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tile_images = { "conifers_leaves.png" },
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inventory_image = "conifers_leaves.png",
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paramtype = "light",
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groups = {snappy=3},
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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 = {'conifers:sapling'},
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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 = {'conifers:leaves'},
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}
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}
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},
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})
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minetest.register_node("conifers:leaves_special", {
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description = "Bright conifer leaves",
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drawtype = "allfaces_optional",
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--visual_scale = 1.3,
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tile_images = { "conifers_leaves_special.png" },
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inventory_image = "conifers_leaves_special.png",
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paramtype = "light",
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groups = {snappy=3},
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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 = {'conifers:sapling'},
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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 = {'conifers:leaves_special'},
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}
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}
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}
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})
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minetest.register_node("conifers:sapling", {
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description = "Conifer sapling",
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drawtype = "plantlike",
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visual_scale = 1.0,
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tile_images = {"conifers_sapling.png"},
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inventory_image = "conifers_sapling.png",
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wield_image = "conifers_sapling.png",
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paramtype = "light",
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walkable = false,
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groups = {
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snappy = 2,
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dig_immediate = 3
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}
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})
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--
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-- Craft definitions
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--
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minetest.register_craft({
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output = 'node "conifers:trunk_reversed" 2',
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recipe = {
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{'node "conifers:trunk"', 'node "conifers:trunk"'},
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}
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})
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minetest.register_craft({
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output = 'node "conifers:trunk" 2',
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recipe = {
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{'node "conifers:trunk_reversed"'},
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{'node "conifers:trunk_reversed"'}
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}
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})
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minetest.register_craft({
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output = 'default:wood 4',
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recipe = {
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{'conifers:trunk'}
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}
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})
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minetest.register_craft({
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output = 'default:wood 4',
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recipe = {
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{'conifers:trunk_reversed'}
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}
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})
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minetest.register_craft({
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type = "fuel",
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recipe = "conifers:leaves",
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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 = "conifers:leaves_special",
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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 = "conifers:trunk",
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burntime = 30,
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})
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minetest.register_craft({
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type = "fuel",
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recipe = "conifers:trunk_reversed",
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burntime = 30,
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})
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--
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-- ABM definitions
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--
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-- Spawn random conifers.
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minetest.register_abm({
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nodenames = "default:dirt_with_grass",
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interval = INTERVAL,
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chance = 1,
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action = function(pos, node, _, _)
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if minetest.env:get_node({x = pos.x, y = pos.y + 1, z = pos.z}).name == "air"
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and pos.y >= CONIFERS_ALTITUDE
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and conifers:is_node_in_cube({"conifers:trunk"}, pos, CONIFERS_DISTANCE) == false
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then
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if math.random(0,1000) == 5 then
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conifers:make_conifer({x = pos.x, y = pos.y + 1, z = pos.z}, math.random(0, 1))
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end
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end
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end
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})
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-- Saplings.
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minetest.register_abm({
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nodenames = "conifers:sapling",
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interval = INTERVAL,
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chance = SAPLING_CHANCE,
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action = function(pos, node, _, _)
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if minetest.env:get_node({x = pos.x, y = pos.y + 1, z = pos.z}).name == "air" then
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print("SAPLING???")
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if conifers:make_conifer({x = pos.x, y = pos.y, z = pos.z}, math.random(0, 1)) ~= true then
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print("NOPE!")
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end
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end
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end
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})
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-- Should we remove all the trees above the conifers altitude?
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if REMOVE_TREES == true then
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minetest.register_abm({
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nodenames = {
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"default:tree",
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"default:leaves"
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},
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interval = INTERVAL/100,
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chance = 1,
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action = function(pos, node, _, _)
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if minetest.env:get_node({x = pos.x, y = pos.y + 1, z = pos.z}).name == "air"
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and pos.y >= CONIFERS_ALTITUDE
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then
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minetest.env:add_node(pos , {name = "air"})
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end
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end
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})
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end
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--------------------------------------------------------------------------------
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--
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-- Functions
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--
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--------------------------------------------------------------------------------
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--
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-- table_contains(t, v)
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--
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-- Taken from the Flowers mod by erlehmann.
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--
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function conifers:table_contains(t, v)
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for _, i in ipairs(t) do
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if (i == v) then
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return true
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end
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end
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return false
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end
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--
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-- is_node_in_cube(nodenames, node_pos, radius)
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--
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-- Taken from the Flowers mod by erlehmann.
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--
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function conifers:is_node_in_cube(nodenames, node_pos, radius)
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for x = node_pos.x - radius, node_pos.x + radius do
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for y = node_pos.y - radius, node_pos.y + radius do
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for z = node_pos.z - radius, node_pos.z + radius do
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n = minetest.env:get_node_or_nil({x = x, y = y, z = z})
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if (n == nil)
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or (n.name == 'ignore')
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or (conifers:table_contains(nodenames, n.name) == true) then
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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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return false
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end
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--
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-- are_leaves_surrounded(position)
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--
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-- Return a boolean value set to 'true' if a leaves block is surrounded
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-- by something else than
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-- - air
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-- - leaves
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-- - special leaves
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--
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-- If a leaves block is surrounded by the blocks above,
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-- it can be placed.
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-- Otherwise, it will replace blocks we want to keep.
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--
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function conifers:are_leaves_surrounded(pos)
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--
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-- Check if a leaves block does not interfer with something else than the air or another leaves block.
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--
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local node1 = minetest.env:get_node({x = pos.x + 1, y = pos.y, z = pos.z}).name
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local node2 = minetest.env:get_node({x = pos.x - 1, y = pos.y, z = pos.z}).name
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local node3 = minetest.env:get_node({x = pos.x, y = pos.y, z = pos.z + 1}).name
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local node4 = minetest.env:get_node({x = pos.x, y = pos.y, z = pos.z - 1}).name
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local replacable_nodes = {
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"air",
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"conifers:leaves",
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"conifers:leaves_special"
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}
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-- Let's check if the neighboring node is a replacable node.
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if (conifers:table_contains(replacable_nodes, node1) == true)
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and (conifers:table_contains(replacable_nodes, node2) == true)
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and (conifers:table_contains(replacable_nodes, node3) == true)
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and (conifers:table_contains(replacable_nodes, node4) == true)
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then
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return false
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else
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return true
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end
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end
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--
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-- add_leaves_block(position, type of leaves, near trunk?)
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--
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-- Put a simple leaves block.
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-- Leaves must be positioned near a trunk or surrounded by air.
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-- Types of leaves are:
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-- 0: dark leaves
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-- 1: bright leaves (special)
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--
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function conifers:add_leaves_block(pos, special, near_trunk)
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if conifers:are_leaves_surrounded(pos) == false or near_trunk == true then
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if special == 0 then
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minetest.env:add_node(pos , { name = "conifers:leaves" })
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else
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minetest.env:add_node(pos , { name = "conifers:leaves_special" })
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end
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end
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end
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--
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-- make_leaves(middle point, min radius, max radius, type of leaves)
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--
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-- Make a circle of leaves with a center given by 'middle point'.
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-- Types of leaves are:
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-- 0: dark leaves
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-- 1: bright leaves (special)
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--
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function conifers:make_leaves(c, radius_min, radius_max, special)
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--
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-- Using the midpoint circle algorithm from Bresenham we can trace a circle of leaves.
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--
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for r = radius_min, radius_max do
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local m_x = 0
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local m_z = r
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local m_m = 5 - 4 * r
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while m_x <= m_z do
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if radius_max > 1 then
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if r == 1 then
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-- Add a square of leaves (fixing holes near the trunk).
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-- [ ] [ ]
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-- [#]
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-- [ ] [ ]
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conifers:add_leaves_block({x = -1 + c.x, y = c.y, z = 1 + c.z}, special)
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conifers:add_leaves_block({x = 1 + c.x, y = c.y, z = 1 + c.z}, special)
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conifers:add_leaves_block({x = -1 + c.x, y = c.y, z = -1 + c.z}, special)
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conifers:add_leaves_block({x = 1 + c.x, y = c.y, z = -1 + c.z}, special)
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-- [ ]
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-- [ ][#][ ]
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-- [ ]
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conifers:add_leaves_block({x = c.x, y = c.y, z = -1 + c.z}, special, true)
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conifers:add_leaves_block({x = c.x, y = c.y, z = 1 + c.z}, special, true)
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conifers:add_leaves_block({x = -1 + c.x, y = c.y, z = c.z}, special, true)
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conifers:add_leaves_block({x = 1 + c.x, y = c.y, z = c.z}, special, true)
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else
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conifers:add_leaves_block({x = m_x + c.x, y = c.y, z = m_z + c.z}, special)
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conifers:add_leaves_block({x = m_z + c.x, y = c.y, z = m_x + c.z}, special)
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conifers:add_leaves_block({x = -m_x + c.x, y = c.y, z = m_z + c.z}, special)
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conifers:add_leaves_block({x = -m_z + c.x, y = c.y, z = m_x + c.z}, special)
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conifers:add_leaves_block({x = m_x + c.x, y = c.y, z = -m_z + c.z}, special)
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conifers:add_leaves_block({x = m_z + c.x, y = c.y, z = -m_x + c.z}, special)
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conifers:add_leaves_block({x = -m_x + c.x, y = c.y, z = -m_z + c.z}, special)
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conifers:add_leaves_block({x = -m_z + c.x, y = c.y, z = -m_x + c.z}, special)
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end
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else
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-- Put a small circle of leaves around the trunk.
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-- [ ]
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-- [ ][#][ ]
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-- [ ]
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conifers:add_leaves_block({x = c.x, y = c.y, z = -1 + c.z}, special, true)
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conifers:add_leaves_block({x = c.x, y = c.y, z = 1 + c.z}, special, true)
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conifers:add_leaves_block({x = -1 + c.x, y = c.y, z = c.z}, special, true)
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conifers:add_leaves_block({x = 1 + c.x, y = c.y, z = c.z}, special, true)
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end
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-- Stuff...
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if m_m > 0 then
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m_z = m_z - 1
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m_m = m_m - 8 * m_z
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end
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m_x = m_x + 1
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m_m = m_m + 8 * m_x + 4
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end
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end
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end
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--
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-- make_conifer(position, type)
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--
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-- Make a conifer at a given position.
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-- Types are:
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-- 0: regular pine
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-- 1: narrow pine
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--
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function conifers:make_conifer(pos, conifer_type)
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-- Check if we can gros a conifer at this place.
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if minetest.env:get_node({x = pos.x, y = pos.y - 1, z = pos.z}).name ~= "default:dirt_with_grass"
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and (minetest.env:get_node({x = pos.x, y = pos.y, z = pos.z}).name ~= "air"
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or minetest.env:get_node({x = pos.x, y = pos.y, z = pos.z}).name ~= "conifers:sapling"
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)
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then
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return false
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else
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if minetest.env:get_node({x = pos.x, y = pos.y, z = pos.z}).name == "conifers:sapling" then
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minetest.env:add_node(pos , {name = "air"})
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end
|
||||
end
|
||||
|
||||
local height = math.random(TRUNK_MINHEIGHT, TRUNK_MAXHEIGHT) -- Random height of the conifer.
|
||||
local leaves_height = math.random(LEAVES_MINHEIGHT, LEAVES_MAXHEIGHT) -- Level from where the leaves grow.
|
||||
local current_block = {} -- Duh...
|
||||
local leaves_radius = 1
|
||||
local leaves_max_radius = 2
|
||||
local special = math.random(0, 1)
|
||||
|
||||
-- Let's check if we can grow a tree here.
|
||||
-- That means, we must have a column of 'height' high which contains
|
||||
-- only air.
|
||||
for j = 0, height - 1 do
|
||||
if minetest.env:get_node({x = pos.x, y = pos.y + j, z = pos.z}).name ~= "air" then
|
||||
-- Abort
|
||||
return false
|
||||
end
|
||||
end
|
||||
|
||||
-- Create the trunk and add the leaves.
|
||||
for i = 0, height - 1 do
|
||||
current_block = {
|
||||
x = pos.x,
|
||||
y = pos.y + i,
|
||||
z = pos.z
|
||||
}
|
||||
-- Put a trunk block.
|
||||
minetest.env:add_node(current_block , {name = "conifers:trunk"})
|
||||
-- Put some leaves.
|
||||
if i >= leaves_height then
|
||||
-- Put some leaves.
|
||||
conifers:make_leaves({x = pos.x, y = pos.y + leaves_height + (height - 1) - i, z = pos.z}, 1, leaves_radius, special)
|
||||
--
|
||||
-- TYPE OF CONIFER
|
||||
--
|
||||
if conifer_type == 1 then -- Regular type
|
||||
-- Prepare the next circle of leaves.
|
||||
leaves_radius = leaves_radius + 1
|
||||
-- Check if the current radius is the maximum radius at this level.
|
||||
if leaves_radius > leaves_max_radius then
|
||||
leaves_radius = 1
|
||||
leaves_max_radius = leaves_max_radius + 1
|
||||
-- Does it exceeds the maximum radius?
|
||||
if leaves_max_radius > LEAVES_MAXRADIUS then
|
||||
leaves_max_radius = LEAVES_MAXRADIUS
|
||||
end
|
||||
end
|
||||
else -- Narrow type
|
||||
if i % 2 == 0 then
|
||||
leaves_radius = LEAVES_NARROWRADIUS - math.random(0, 1)
|
||||
else
|
||||
leaves_radius = math.floor(LEAVES_NARROWRADIUS / 2)
|
||||
end
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
-- Put a top leaves block.
|
||||
current_block.y = current_block.y + 1
|
||||
conifers:add_leaves_block(current_block, special)
|
||||
|
||||
-- Blahblahblah
|
||||
print ('[conifers] A conifer has grown at (' .. pos.x .. ',' .. pos.y .. ',' .. pos.z .. ') with a height of ' .. (height))
|
||||
|
||||
return true
|
||||
end
|
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@ -71,7 +71,8 @@ minetest.register_tool("default:pick_mese", {
|
|||
groupcaps={
|
||||
cracky={times={[1]=2.0, [2]=1.0, [3]=0.5}, uses=20, maxlevel=3},
|
||||
crumbly={times={[1]=2.0, [2]=1.0, [3]=0.5}, uses=20, maxlevel=3},
|
||||
snappy={times={[1]=2.0, [2]=1.0, [3]=0.5}, uses=20, maxlevel=3}
|
||||
snappy={times={[1]=2.0, [2]=1.0, [3]=0.5}, uses=20, maxlevel=3},
|
||||
fastness={times={[1]=25.0, [2]=19.0, [3]=13}, uses=10, maxlevel=3} -- fastness group for obsidian
|
||||
}
|
||||
},
|
||||
})
|
||||
|
|
Loading…
Reference in New Issue