dfcaverns/trees/tunnel_tube.lua
2017-03-21 22:16:52 -06:00

190 lines
5.2 KiB
Lua

--------------------------------------------------
-- Tunnel tube
-- Magenta
-- curving trunk
-- Max trunk height 8
-- depth 2-3
-- internationalization boilerplate
local MP = minetest.get_modpath(minetest.get_current_modname())
local S, NS = dofile(MP.."/intllib.lua")
minetest.register_node("dfcaverns:tunnel_tube", {
description = S("Tunnel Tube"),
tiles = {"dfcaverns_tunnel_tube.png"},
paramtype2 = "facedir",
drawtype = "nodebox",
paramtype = "light",
groups = {choppy = 3, oddly_breakable_by_hand=1, flammable = 2},
sounds = default.node_sound_wood_defaults(),
on_place = minetest.rotate_node,
node_box = {
type = "fixed",
fixed = {
{-8/16,-8/16,-8/16,-4/16,8/16,8/16},
{4/16,-8/16,-8/16,8/16,8/16,8/16},
{-4/16,-8/16,-8/16,4/16,8/16,-4/16},
{-4/16,-8/16,8/16,4/16,8/16,4/16},
},
},
})
--Wood
minetest.register_craft({
output = 'dfcaverns:tunnel_tube_wood 4',
recipe = {
{'dfcaverns:tunnel_tube'},
}
})
minetest.register_node("dfcaverns:tunnel_tube_wood", {
description = S("Tunnel Tube Plies"),
paramtype2 = "facedir",
place_param2 = 0,
tiles = {"dfcaverns_tunnel_tube_wood_top.png", "dfcaverns_tunnel_tube_wood_top.png", "dfcaverns_tunnel_tube_wood_side.png"},
is_ground_content = false,
groups = {choppy = 2, oddly_breakable_by_hand = 2, flammable = 2, wood = 1},
sounds = default.node_sound_wood_defaults(),
})
minetest.register_craft({
type = "fuel",
recipe = "dfcaverns:tunnel_tube_wood",
burntime = 9,
})
minetest.register_craft({
type = "fuel",
recipe = "dfcaverns:tunnel_tube",
burntime = 36,
})
minetest.register_craft({
type = "fuel",
recipe = "dfcaverns:tunnel_tube_sapling",
burntime = 3,
})
minetest.register_node("dfcaverns:tunnel_tube_fruiting_body", {
description = S("Tunnel Tube Fruiting Body"),
tiles = {"dfcaverns_tunnel_tube.png^[multiply:#b09090"},
paramtype2 = "facedir",
groups = {choppy = 3, oddly_breakable_by_hand=1, flammable = 2},
sounds = default.node_sound_wood_defaults(),
on_place = minetest.rotate_node,
drop = {
max_items = 3,
items = {
{
items = {'dfcaverns:tunnel_tube_sapling'},
rarity = 2,
},
{
items = {'dfcaverns:tunnel_tube_sapling'},
rarity = 2,
},
{
items = {'dfcaverns:tunnel_tube_sapling'},
rarity = 2,
},
}
},
})
minetest.register_node("dfcaverns:tunnel_tube_sapling", {
description = S("Tunnel Tube Spawn"),
drawtype = "plantlike",
visual_scale = 1.0,
tiles = {"dfcaverns_tunnel_tube_sapling.png"},
inventory_image = "dfcaverns_tunnel_tube_sapling.png",
wield_image = "dfcaverns_tunnel_tube_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},
sounds = default.node_sound_leaves_defaults(),
on_construct = function(pos)
minetest.get_node_timer(pos):start(math.random(
dfcaverns.config.tunnel_tube_delay_multiplier*dfcaverns.config.tree_min_growth_delay,
dfcaverns.config.tunnel_tube_delay_multiplier*dfcaverns.config.tree_max_growth_delay))
end,
on_timer = function(pos)
minetest.set_node(pos, {name="air"})
dfcaverns.spawn_tunnel_tube(pos)
end,
})
local tunnel_tube_directions = {
{x=1,y=0,z=0},
{x=-1,y=0,z=0},
{x=0,y=0,z=1},
{x=0,y=0,z=-1},
-- {x=1,y=0,z=1}, -- diagonals work, but they don't look as nice as orthogonals
-- {x=-1,y=0,z=1},
-- {x=1,y=0,z=-1},
-- {x=-1,y=0,z=-1},
}
local tunnel_tube_curvature = {0,0,0,0,1,1,1,2,2,3,4}
dfcaverns.spawn_tunnel_tube = function(pos)
local direction = tunnel_tube_directions[math.random(1,4)]
local height = math.random(6,10)
local x, y, z = pos.x, pos.y, pos.z
local top_pos = vector.add(pos, vector.multiply(direction, tunnel_tube_curvature[height]))
top_pos.y = y + height - 1
local vm = minetest.get_voxel_manip()
local minp, maxp = vm:read_from_map(pos, top_pos)
local area = VoxelArea:new({MinEdge = minp, MaxEdge = maxp})
local data = vm:get_data()
local param2_data = vm:get_param2_data()
dfcaverns.spawn_tunnel_tube_vm(area:indexp(pos), area, data, param2_data, height, direction)
vm:set_data(data)
vm:set_param2_data(param2_data)
vm:write_to_map()
vm:update_map()
end
local c_air = minetest.get_content_id("air")
local c_ignore = minetest.get_content_id("ignore")
local c_tunnel_tube = minetest.get_content_id("dfcaverns:tunnel_tube")
local c_tunnel_tube_fruiting_body = minetest.get_content_id("dfcaverns:tunnel_tube_fruiting_body")
dfcaverns.spawn_tunnel_tube_vm = function(vi, area, data, param2_data, height, direction)
if not height then height = math.random(6, 10) end
if not direction then direction = tunnel_tube_directions[math.random(1,4)] end
local pos = area:position(vi)
local y = pos.y
local previous_vi = vi
for i = 1, height do
pos.y = y + i - 1
vi = area:indexp(vector.add(pos, vector.multiply(direction, tunnel_tube_curvature[i])))
if data[vi] == c_air or data[vi] == c_ignore then
previous_vi = vi
if i ~= height then
data[vi] = c_tunnel_tube
param2_data[vi] = 0
else
data[vi] = c_tunnel_tube_fruiting_body
end
else
data[previous_vi] = c_tunnel_tube_fruiting_body
break
end
end
end