dfcaverns/trees/spore_tree.lua
2017-03-19 20:24:45 -06:00

238 lines
6.3 KiB
Lua

--------------------------------------------------
-- Spore Tree
-- Teal
-- raining spores
-- Max trunk height 5
-- 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:spore_tree", {
description = S("Spore Tree"),
tiles = {"dfcaverns_spore_tree_top.png", "dfcaverns_spore_tree_top.png", "dfcaverns_spore_tree.png"},
paramtype2 = "facedir",
is_ground_content = false,
groups = {tree = 1, choppy = 2, oddly_breakable_by_hand = 1, flammable = 2},
sounds = default.node_sound_wood_defaults(),
on_place = minetest.rotate_node,
})
minetest.register_node("dfcaverns:spore_tree_frond", {
description = S("Spore Tree Frond"),
waving = 1,
tiles = {"dfcaverns_spore_tree.png"},
is_ground_content = false,
groups = {snappy = 3, leafdecay = 3, flammable = 2, leaves = 1},
walkable = false,
climbable = true,
drawtype = "nodebox",
paramtype = "light",
node_box = {
type = "fixed",
fixed = {
{-0.0625, -0.5, -0.0625, 0.0625, 0.5, 0.0625},
{-0.0625, -0.0625, -0.5, 0.0625, 0.0625, 0.5},
{-0.5, -0.0625, -0.0625, 0.5, 0.0625, 0.0625},
}
},
sounds = default.node_sound_leaves_defaults(),
after_place_node = default.after_place_leaves,
})
minetest.register_node("dfcaverns:spore_tree_pod", {
description = S("Spore Tree Fruiting Body"),
waving = 1,
tiles = {"dfcaverns_spore_tree.png"},
is_ground_content = false,
groups = {snappy = 3, leafdecay = 3, flammable = 2, leaves = 1},
walkable = false,
climbable = true,
drawtype = "nodebox",
paramtype = "light",
node_box = {
type = "fixed",
fixed = {
{-0.0625, -0.5, -0.0625, 0.0625, 0.5, 0.0625},
{-0.0625, -0.0625, -0.5, 0.0625, 0.0625, 0.5},
{-0.5, -0.0625, -0.0625, 0.5, 0.0625, 0.0625},
{-0.25, -0.25, -0.25, 0.25, 0.25, 0.25},
}
},
drop = {
max_items = 1,
items = {
{
items = {'dfcaverns:spore_tree_sapling'},
rarity = 10,
},
{
items = {'dfcaverns:spore_tree_frond'},
}
}
},
sounds = default.node_sound_leaves_defaults(),
after_place_node = default.after_place_leaves,
})
minetest.register_node("dfcaverns:spore_tree_sapling", {
description = S("Spore Tree Spawn"),
drawtype = "plantlike",
visual_scale = 1.0,
tiles = {"dfcaverns_spore_tree_sapling.png"},
inventory_image = "dfcaverns_spore_tree_sapling.png",
wield_image = "dfcaverns_spore_tree_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.spore_tree_delay_multiplier*dfcaverns.config.tree_min_growth_delay,
dfcaverns.config.spore_tree_delay_multiplier*dfcaverns.config.tree_max_growth_delay))
end,
on_timer = function(pos)
minetest.set_node(pos, {name="air"})
dfcaverns.spawn_spore_tree(pos)
end,
})
--fcaverns.spore_tree_def={
-- axiom="TTdddA",
-- rules_a="[&&&Tdd&&FF][&&&++++Tdd&&FF][&&&----Tdd&&FF]",
-- rules_d="T",
-- trunk="dfcaverns:spore_tree",
-- leaves="dfcaverns:spore_tree_frond",
-- leaves2="dfcaverns:spore_tree_pod",
-- leaves2_chance=30,
-- angle=30,
-- iterations=2,
-- random_level=0,
-- trunk_type="single",
-- thin_branches=true,
--}
local c_air = minetest.get_content_id("air")
local c_ignore = minetest.get_content_id("ignore")
local c_spore_pod = minetest.get_content_id("dfcaverns:spore_tree_pod")
local c_tree = minetest.get_content_id("dfcaverns:spore_tree")
local c_spore_frond = minetest.get_content_id("dfcaverns:spore_tree_frond")
dfcaverns.spawn_spore_tree_vm = function(vi, area, data, height, size, iters, has_fruiting_bodies)
if height == nil then height = math.random(3,6) end
if size == nil then size = 2 end
if iters == nil then iters = 10 end
if has_fruiting_bodies == nil then has_fruiting_bodies = math.random() < 0.5 end
local pos = area:position(vi)
local x, y, z = pos.x, pos.y, pos.z
local has_fruiting_bodies = true
-- Trunk
for yy = y, y + height - 1 do
local vi = area:index(x, yy, z)
local node_id = data[vi]
if node_id == c_air or node_id == c_ignore or node_id == c_spore_frond or node_id == c_spore_pod then
data[vi] = c_tree
end
end
-- Force leaves near the trunk
for z_dist = -1, 1 do
for y_dist = -size, 1 do
local vi = area:index(x - 1, y + height + y_dist, z + z_dist)
for x_dist = -1, 1 do
if data[vi] == c_air or data[vi] == c_ignore then
if has_fruiting_bodies and math.random() < 0.3 then
data[vi] = c_spore_pod
else
data[vi] = c_spore_frond
end
end
vi = vi + 1
end
end
end
-- Randomly add fronds in 2x2x2 clusters.
for i = 1, iters do
local clust_x = x + math.random(-size, size - 1)
local clust_y = y + height + math.random(-size, 0)
local clust_z = z + math.random(-size, size - 1)
for xi = 0, 1 do
for yi = 0, 1 do
for zi = 0, 1 do
local vi = area:index(clust_x + xi, clust_y + yi, clust_z + zi)
if data[vi] == c_air or data[vi] == c_ignore then
if has_fruiting_bodies and math.random() < 0.3 then
data[vi] = c_spore_pod
else
data[vi] = c_spore_frond
end
end
end
end
end
end
end
dfcaverns.spawn_spore_tree = function(pos)
local x, y, z = pos.x, pos.y, pos.z
local height = math.random(4, 5)
local vm = minetest.get_voxel_manip()
local minp, maxp = vm:read_from_map(
{x = x - 2, y = y, z = z - 2},
{x = x + 2, y = y + height + 1, z = z + 2}
)
local area = VoxelArea:new({MinEdge = minp, MaxEdge = maxp})
local data = vm:get_data()
dfcaverns.spawn_spore_tree_vm(area:indexp(pos), area, data)
vm:set_data(data)
vm:write_to_map()
vm:update_map()
end
minetest.register_abm{
label = "spore tree raining spores",
nodenames = {"dfcaverns:spore_tree_pod"},
interval = 1,
chance = 30,
catch_up = false,
action = function(pos)
minetest.add_particle({
pos = pos,
velocity = {x=math.random() * 0.2 - 0.1, y=-1, z=math.random() * 0.2 - 0.1},
acceleration = {x=0, y=0, z=0},
expirationtime = 3,
size = 10,
collisiondetection = false,
vertical = false,
texture = "farming_wheat_seed.png",
})
end,
}