nalc_game/mods/butterflies/init.lua

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-- butterflies/init.lua
-- Load support for MT game translation.
local S = minetest.get_translator("butterflies")
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-- register butterflies
local butter_list = {
{"white", S("White Butterfly")},
{"red", S("Red Butterfly")},
{"violet", S("Violet Butterfly")}
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}
for i in ipairs (butter_list) do
local name = butter_list[i][1]
local desc = butter_list[i][2]
minetest.register_node("butterflies:butterfly_"..name, {
description = desc,
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drawtype = "plantlike",
tiles = {{
name = "butterflies_butterfly_"..name.."_animated.png",
animation = {
type = "vertical_frames",
aspect_w = 16,
aspect_h = 16,
length = 3
},
}},
inventory_image = "butterflies_butterfly_"..name..".png",
wield_image = "butterflies_butterfly_"..name..".png",
waving = 1,
paramtype = "light",
sunlight_propagates = true,
buildable_to = true,
walkable = false,
groups = {catchable = 1},
selection_box = {
type = "fixed",
fixed = {-0.1, -0.1, -0.1, 0.1, 0.1, 0.1},
},
floodable = true,
on_place = function(itemstack, placer, pointed_thing)
local player_name = placer:get_player_name()
local pos = pointed_thing.above
if not minetest.is_protected(pos, player_name) and
not minetest.is_protected(pointed_thing.under, player_name) and
minetest.get_node(pos).name == "air" then
minetest.set_node(pos, {name = "butterflies:butterfly_"..name})
minetest.get_node_timer(pos):start(1)
itemstack:take_item()
end
return itemstack
end,
on_timer = function(pos, elapsed)
if minetest.get_node_light(pos) < 11 then
minetest.set_node(pos, {name = "butterflies:hidden_butterfly_"..name})
end
minetest.get_node_timer(pos):start(30)
end
})
minetest.register_node("butterflies:hidden_butterfly_"..name, {
drawtype = "airlike",
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inventory_image = "butterflies_butterfly_"..name..".png^default_invisible_node_overlay.png",
wield_image = "butterflies_butterfly_"..name..".png^default_invisible_node_overlay.png",
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paramtype = "light",
sunlight_propagates = true,
walkable = false,
pointable = false,
diggable = false,
drop = "",
groups = {not_in_creative_inventory = 1},
floodable = true,
on_place = function(itemstack, placer, pointed_thing)
local player_name = placer:get_player_name()
local pos = pointed_thing.above
if not minetest.is_protected(pos, player_name) and
not minetest.is_protected(pointed_thing.under, player_name) and
minetest.get_node(pos).name == "air" then
minetest.set_node(pos, {name = "butterflies:hidden_butterfly_"..name})
minetest.get_node_timer(pos):start(1)
itemstack:take_item()
end
return itemstack
end,
on_timer = function(pos, elapsed)
if minetest.get_node_light(pos) >= 11 then
minetest.set_node(pos, {name = "butterflies:butterfly_"..name})
end
minetest.get_node_timer(pos):start(30)
end
})
end
-- register decoration
minetest.register_decoration({
name = "butterflies:butterfly",
deco_type = "simple",
place_on = {"default:dirt_with_grass"},
place_offset_y = 2,
sidelen = 80,
fill_ratio = 0.005,
biomes = {"grassland", "deciduous_forest"},
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y_max = 31000,
y_min = 1,
decoration = {
"butterflies:butterfly_white",
"butterflies:butterfly_red",
"butterflies:butterfly_violet"
},
spawn_by = "group:flower",
num_spawn_by = 1
})
-- get decoration ID
local butterflies = minetest.get_decoration_id("butterflies:butterfly")
minetest.set_gen_notify({decoration = true}, {butterflies})
-- start nodetimers
minetest.register_on_generated(function(minp, maxp, blockseed)
local gennotify = minetest.get_mapgen_object("gennotify")
local poslist = {}
for _, pos in ipairs(gennotify["decoration#"..butterflies] or {}) do
local deco_pos = {x = pos.x, y = pos.y + 3, z = pos.z}
table.insert(poslist, deco_pos)
end
if #poslist ~= 0 then
for i = 1, #poslist do
local pos = poslist[i]
minetest.get_node_timer(pos):start(1)
end
end
end)