commit | author | age
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-- Minetest: builtin/item_entity.lua |
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function minetest.spawn_item(pos, item) |
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-- Take item in any format |
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local stack = ItemStack(item) |
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local obj = minetest.env:add_entity(pos, "__builtin:item") |
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obj:get_luaentity():set_item(stack:to_string()) |
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return obj |
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end |
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minetest.register_entity(":__builtin:item", { |
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initial_properties = { |
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hp_max = 1, |
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physical = true, |
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collisionbox = {-0.17,-0.17,-0.17, 0.17,0.17,0.17}, |
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visual = "sprite", |
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visual_size = {x=0.5, y=0.5}, |
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textures = {""}, |
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spritediv = {x=1, y=1}, |
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initial_sprite_basepos = {x=0, y=0}, |
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is_visible = false, |
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}, |
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itemstring = '', |
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physical_state = true, |
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timer = 0, |
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set_item = function(self, itemstring) |
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self.itemstring = itemstring |
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local stack = ItemStack(itemstring) |
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local itemtable = stack:to_table() |
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local itemname = nil |
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if itemtable then |
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itemname = stack:to_table().name |
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end |
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local item_texture = nil |
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local item_type = "" |
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if minetest.registered_items[itemname] then |
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item_texture = minetest.registered_items[itemname].inventory_image |
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item_type = minetest.registered_items[itemname].type |
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end |
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prop = { |
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is_visible = true, |
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visual = "sprite", |
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textures = {"unknown_item.png"} |
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} |
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if item_texture and item_texture ~= "" then |
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prop.visual = "sprite" |
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prop.textures = {item_texture} |
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prop.visual_size = {x=0.50, y=0.50} |
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else |
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prop.visual = "wielditem" |
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prop.textures = {itemname} |
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prop.visual_size = {x=0.20, y=0.20} |
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prop.automatic_rotate = math.pi * 0.25 |
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end |
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self.object:set_properties(prop) |
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end, |
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get_staticdata = function(self) |
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--return self.itemstring |
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return minetest.serialize({ |
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itemstring = self.itemstring, |
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always_collect = self.always_collect, |
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}) |
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end, |
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on_activate = function(self, staticdata) |
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if string.sub(staticdata, 1, string.len("return")) == "return" then |
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local data = minetest.deserialize(staticdata) |
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if data and type(data) == "table" then |
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self.itemstring = data.itemstring |
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self.always_collect = data.always_collect |
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end |
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else |
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self.itemstring = staticdata |
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end |
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self.object:set_armor_groups({immortal=1}) |
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self.object:setvelocity({x=0, y=2, z=0}) |
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self.object:setacceleration({x=0, y=-10, z=0}) |
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self:set_item(self.itemstring) |
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end, |
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on_step = function(self, dtime) |
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self.timer = self.timer + dtime |
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if (self.timer > 300) then |
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self.object:remove() |
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end |
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local p = self.object:getpos() |
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p.y = p.y - 0.3 |
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local nn = minetest.env:get_node(p).name |
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-- If node is not registered or node is walkably solid and resting on nodebox |
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local v = self.object:getvelocity() |
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if not minetest.registered_nodes[nn] or minetest.registered_nodes[nn].walkable and v.y == 0 then |
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if self.physical_state then |
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self.object:setvelocity({x=0,y=0,z=0}) |
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self.object:setacceleration({x=0, y=0, z=0}) |
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self.physical_state = false |
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self.object:set_properties({ |
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physical = false |
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}) |
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end |
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else |
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if not self.physical_state then |
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self.object:setvelocity({x=0,y=0,z=0}) |
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self.object:setacceleration({x=0, y=-10, z=0}) |
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self.physical_state = true |
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self.object:set_properties({ |
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physical = true |
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}) |
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end |
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end |
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end, |
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on_punch = function(self, hitter) |
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if self.itemstring ~= '' then |
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local left = hitter:get_inventory():add_item("main", self.itemstring) |
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if not left:is_empty() then |
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self.itemstring = left:to_string() |
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return |
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end |
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end |
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self.object:remove() |
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end, |
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}) |
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print("ITEM ENTITY LOADED") |