1 -- Minetest: builtin/item_entity.lua
3 function minetest.spawn_item(pos, item)
4 -- Take item in any format
5 local stack = ItemStack(item)
6 local obj = minetest.add_entity(pos, "__builtin:item")
7 obj:get_luaentity():set_item(stack:to_string())
11 minetest.register_entity("__builtin:item", {
12 initial_properties = {
15 collide_with_objects = false,
16 collisionbox = {-0.17,-0.17,-0.17, 0.17,0.17,0.17},
18 visual_size = {x=0.5, y=0.5},
20 spritediv = {x=1, y=1},
21 initial_sprite_basepos = {x=0, y=0},
26 physical_state = true,
28 set_item = function(self, itemstring)
29 self.itemstring = itemstring
30 local stack = ItemStack(itemstring)
31 local itemtable = stack:to_table()
34 itemname = stack:to_table().name
36 local item_texture = nil
38 if minetest.registered_items[itemname] then
39 item_texture = minetest.registered_items[itemname].inventory_image
40 item_type = minetest.registered_items[itemname].type
45 textures = {"unknown_item.png"}
47 if item_texture and item_texture ~= "" then
48 prop.visual = "sprite"
49 prop.textures = {item_texture}
50 prop.visual_size = {x=0.50, y=0.50}
52 prop.visual = "wielditem"
53 prop.textures = {itemname}
54 prop.visual_size = {x=0.20, y=0.20}
55 prop.automatic_rotate = math.pi * 0.25
57 self.object:set_properties(prop)
60 get_staticdata = function(self)
61 --return self.itemstring
62 return minetest.serialize({
63 itemstring = self.itemstring,
64 always_collect = self.always_collect,
68 on_activate = function(self, staticdata)
69 if string.sub(staticdata, 1, string.len("return")) == "return" then
70 local data = minetest.deserialize(staticdata)
71 if data and type(data) == "table" then
72 self.itemstring = data.itemstring
73 self.always_collect = data.always_collect
76 self.itemstring = staticdata
78 self.object:set_armor_groups({immortal=1})
79 self.object:setvelocity({x=0, y=2, z=0})
80 self.object:setacceleration({x=0, y=-10, z=0})
81 self:set_item(self.itemstring)
84 on_step = function(self, dtime)
85 local p = self.object:getpos()
87 local nn = minetest.get_node(p).name
88 -- If node is not registered or node is walkably solid and resting on nodebox
89 local v = self.object:getvelocity()
90 if not minetest.registered_nodes[nn] or minetest.registered_nodes[nn].walkable and v.y == 0 then
91 if self.physical_state then
92 self.object:setvelocity({x=0,y=0,z=0})
93 self.object:setacceleration({x=0, y=0, z=0})
94 self.physical_state = false
95 self.object:set_properties({
100 if not self.physical_state then
101 self.object:setvelocity({x=0,y=0,z=0})
102 self.object:setacceleration({x=0, y=-10, z=0})
103 self.physical_state = true
104 self.object:set_properties({
111 on_punch = function(self, hitter)
112 if self.itemstring ~= '' then
113 local left = hitter:get_inventory():add_item("main", self.itemstring)
114 if not left:is_empty() then
115 self.itemstring = left:to_string()