dfcaverns/trees/fungiwood.lua

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--------------------------------------------------
-- Fungiwood
-- fine grain
-- Max trunk height 8
-- depth 1-2
-- internationalization boilerplate
local MP = minetest.get_modpath(minetest.get_current_modname())
local S, NS = dofile(MP.."/intllib.lua")
minetest.register_node("dfcaverns:fungiwood", {
description = S("Fungiwood Trunk"),
tiles = {"dfcaverns_fungiwood.png"},
paramtype2 = "facedir",
is_ground_content = false,
groups = {tree = 1, choppy = 3, oddly_breakable_by_hand = 1, flammable = 3},
sounds = default.node_sound_wood_defaults(),
on_place = minetest.rotate_node
})
minetest.register_node("dfcaverns:fungiwood_shelf",{
description = S("Fungiwood Shelf"),
tiles = {"dfcaverns_fungiwood.png", "dfcaverns_fungiwood_shelf_underside.png", "dfcaverns_fungiwood.png"},
drawtype = "nodebox",
paramtype = "light",
paramtype2 = "facedir",
node_box = {
type = "fixed",
fixed = {
{-0.5, 0.375, -0.5, 0.5, 0.5, 0.5}, -- NodeBox1
{-0.5, 0.3125, -0.0625, 0.5, 0.375, 0.0625}, -- NodeBox2
{-0.0625, 0.3125, -0.5, 0.0625, 0.375, 0.5}, -- NodeBox3
}
},
is_ground_content = false,
groups = {snappy = 3, leafdecay = 3, flammable = 2, leaves = 1},
drop = {
max_items = 1,
items = {
{items = {"dfcaverns:fungiwood_sapling"}, rarity = 20},
{items = {"dfcaverns:fungiwood_shelf"}}
}
},
sounds = default.node_sound_leaves_defaults(),
after_place_node = default.after_place_leaves,
})
minetest.register_node("dfcaverns:fungiwood_sapling", {
description = S("Fungiwood Spawn"),
drawtype = "plantlike",
visual_scale = 1.0,
tiles = {"dfcaverns_fungiwood_sapling.png"},
inventory_image = "dfcaverns_fungiwood_sapling.png",
wield_image = "dfcaverns_fungiwood_sapling.png",
paramtype = "light",
sunlight_propagates = true,
walkable = false,
selection_box = {
type = "fixed",
fixed = {-4 / 16, -0.5, -4 / 16, 4 / 16, 7 / 16, 4 / 16}
},
groups = {snappy = 2, dig_immediate = 3, flammable = 2,
attached_node = 1, sapling = 1, light_sensitive_fungus = 11},
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sounds = default.node_sound_leaves_defaults(),
on_construct = function(pos)
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minetest.get_node_timer(pos):start(math.random(
dfcaverns.config.fungiwood_delay_multiplier*dfcaverns.config.tree_min_growth_delay,
dfcaverns.config.fungiwood_delay_multiplier*dfcaverns.config.tree_max_growth_delay))
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end,
on_timer = function(pos)
minetest.set_node(pos, {name="air"})
dfcaverns.spawn_fungiwood(pos)
end,
})
local c_air = minetest.get_content_id("air")
local c_ignore = minetest.get_content_id("ignore")
local c_fungiwood = minetest.get_content_id("dfcaverns:fungiwood")
local c_fungiwood_shelf = minetest.get_content_id("dfcaverns:fungiwood_shelf")
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function dfcaverns.spawn_fungiwood(pos)
local x, y, z = pos.x, pos.y, pos.z
local height = math.random(6, 10)
local maxy = y + height -- Trunk top
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local vm = minetest.get_voxel_manip()
local minp, maxp = vm:read_from_map(
{x = x - 3, y = y, z = z - 3},
{x = x + 3, y = maxy, z = z + 3}
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)
local area = VoxelArea:new({MinEdge = minp, MaxEdge = maxp})
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local data = vm:get_data()
dfcaverns.spawn_fungiwood_vm(area:indexp(pos), area, data, height)
vm:set_data(data)
vm:write_to_map()
vm:update_map()
end
dfcaverns.spawn_fungiwood_vm = function(vi, area, data, height)
if height == nil then height = math.random(6, 10) end
local pos = area:position(vi)
local x = pos.x
local y = pos.y
local z = pos.z
local maxy = y + height -- Trunk top
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-- Upper branches layer
local dev = 3
for yy = maxy - 2, maxy do
for zz = z - dev, z + dev do
local vi = area:index(x - dev, yy, zz)
local via = area:index(x - dev, yy + 1, zz)
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for xx = x - dev, x + dev do
if math.random() < 0.95 - dev * 0.05 then
local node_id = data[vi]
if node_id == c_air or node_id == c_ignore then
data[vi] = c_fungiwood_shelf
end
end
vi = vi + 1
via = via + 1
end
end
dev = dev - 1
end
-- Lower branches layer
local my = 0
for i = 1, 20 do -- Random 2x2 squares of shelf
local xi = x + math.random(-3, 2)
local yy = maxy + math.random(-6, -5)
local zi = z + math.random(-3, 2)
if yy > my then
my = yy
end
for zz = zi, zi+1 do
local vi = area:index(xi, yy, zz)
local via = area:index(xi, yy + 1, zz)
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for xx = xi, xi + 1 do
local node_id = data[vi]
if node_id == c_air or node_id == c_ignore then
data[vi] = c_fungiwood_shelf
end
vi = vi + 1
via = via + 1
end
end
end
dev = 2
for yy = my + 1, my + 2 do
for zz = z - dev, z + dev do
local vi = area:index(x - dev, yy, zz)
local via = area:index(x - dev, yy + 1, zz)
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for xx = x - dev, x + dev do
if math.random() < 0.95 - dev * 0.05 then
local node_id = data[vi]
if node_id == c_air or node_id == c_ignore then
data[vi] = c_fungiwood_shelf
end
end
vi = vi + 1
via = via + 1
end
end
dev = dev - 1
end
-- Trunk
for yy = y, maxy do
local vi = area:index(x, yy, z)
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local node_id = data[vi]
if node_id == c_air or node_id == c_ignore or
node_id == c_fungiwood_shelf then
data[vi] = c_fungiwood
end
end
end