dfcaverns/blood_thorn.lua
2017-03-07 23:50:58 -07:00

119 lines
3.8 KiB
Lua

--------------------------------------------------
-- Blood thorn
-- Max trunk height 5
-- red with purple mottling
-- High density wood
-- Depth 3
-- internationalization boilerplate
local MP = minetest.get_modpath(minetest.get_current_modname())
local S, NS = dofile(MP.."/intllib.lua")
minetest.register_node("dfcaverns:blood_thorn", {
description = S("Blood Thorn Trunk"),
tiles = {"dfcaverns_blood_thorn_top.png", "dfcaverns_blood_thorn_top.png",
"dfcaverns_blood_thorn_side.png"},
paramtype2 = "facedir",
groups = {choppy = 3, flammable = 2},
sounds = default.node_sound_wood_defaults(),
on_place = minetest.rotate_node,
})
minetest.register_node("dfcaverns:blood_thorn_spike", {
description = S("Blood Thorn Spike"),
tiles = {"dfcaverns_blood_thorn_spike_side.png^[transformR90", "dfcaverns_blood_thorn_spike_side.png^[transformR270", "dfcaverns_blood_thorn_spike_side.png", "dfcaverns_blood_thorn_spike_side.png^[transformR180", "dfcaverns_blood_thorn_spike_front.png", "dfcaverns_blood_thorn_spike_front.png"},
groups = {choppy = 3, flammable = 2, fall_damage_add_percent=100},
sounds = default.node_sound_wood_defaults(),
drawtype = "nodebox",
climbable = true,
damage_per_second = 1,
paramtype = "light",
paramtype2 = "facedir",
node_box = {
type = "fixed",
fixed = {
{-0.1875, -0.1875, 0.1875, 0.1875, 0.1875, 0.5}, -- base
{-0.125, -0.125, -0.125, 0.125, 0.125, 0.1875}, -- mid
{-0.0625, -0.0625, -0.5, 0.0625, 0.0625, -0.125}, -- tip
}
},
})
local spike_directions = {{x=0,y=0,z=1}, {x=0,y=0,z=-1}, {x=1,y=0,z=0}, {x=-1,y=0,z=0}}
function dfcaverns.grow_blood_thorn(pos, node)
if node.param2 >= 4 then
return
end
pos.y = pos.y - 1
if minetest.get_item_group(minetest.get_node(pos).name, "sand") == 0 then
return
end
pos.y = pos.y + 1
local height = 0
while node.name == "dfcaverns:blood_thorn" and height < 4 do
height = height + 1
pos.y = pos.y + 1
node = minetest.get_node(pos)
end
if height == 6 or node.name ~= "air" then
return
end
-- if minetest.get_node_light(pos) < 13 then
-- return
-- end
minetest.set_node(pos, {name = "dfcaverns:blood_thorn"})
local dir = spike_directions[math.random(1,4)]
local spike_pos = vector.add(pos, dir)
if minetest.get_node(spike_pos).name == "air" then
local facedir = minetest.dir_to_facedir(vector.multiply(dir, -1))
minetest.set_node(spike_pos, {name="dfcaverns:blood_thorn_spike", param2=facedir})
end
dir = spike_directions[math.random(1,4)]
spike_pos = vector.add(pos, dir)
if minetest.get_node(spike_pos).name == "air" then
local facedir = minetest.dir_to_facedir(vector.multiply(dir, -1))
minetest.set_node(spike_pos, {name="dfcaverns:blood_thorn_spike", param2=facedir})
end
return true
end
minetest.register_abm({
label = "Grow Blood Thorn",
nodenames = {"dfcaverns:blood_thorn"},
catch_up = true,
neighbors = {"group:sand"},
interval = dfcaverns.config.blood_thorn_growth_interval,
chance = dfcaverns.config.blood_thorn_growth_chance,
action = function(pos, node)
dfcaverns.grow_blood_thorn(pos, node)
end
})
function dfcaverns.spawn_blood_thorn(pos)
local height = math.random(3,5)
for i = 0, height do
if minetest.get_node(pos).name == "air" then
minetest.set_node(pos, {name="dfcaverns:blood_thorn"})
local dir = spike_directions[math.random(1,4)]
local spike_pos = vector.add(pos, dir)
if minetest.get_node(spike_pos).name == "air" then
local facedir = minetest.dir_to_facedir(vector.multiply(dir, -1))
minetest.set_node(spike_pos, {name="dfcaverns:blood_thorn_spike", param2=facedir})
end
dir = spike_directions[math.random(1,4)]
spike_pos = vector.add(pos, dir)
if minetest.get_node(spike_pos).name == "air" then
local facedir = minetest.dir_to_facedir(vector.multiply(dir, -1))
minetest.set_node(spike_pos, {name="dfcaverns:blood_thorn_spike", param2=facedir})
end
else
break
end
pos.y = pos.y + 1
end
end