229 lines
6.3 KiB
Lua
229 lines
6.3 KiB
Lua
screwdriver = screwdriver or {}
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local tmp = {}
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local max_objs = tonumber(minetest.settings:get("max_objects_per_block")) or 49
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-- item entity
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minetest.register_entity("itemframes:item",{
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hp_max = 1,
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visual = "wielditem",
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visual_size = {x = 0.33, y = 0.33},
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collisionbox = {0, 0, 0, 0, 0, 0},
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physical = false,
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textures = {"air"},
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on_activate = function(self, staticdata)
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if not self then
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self.object:remove()
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return
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end
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if tmp.nodename ~= nil
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and tmp.texture ~= nil then
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self.nodename = tmp.nodename
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tmp.nodename = nil
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self.texture = tmp.texture
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tmp.texture = nil
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self.glow = tmp.glow
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tmp.glow = nil
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else
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if staticdata ~= nil
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and staticdata ~= "" then
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local data = staticdata:split(";")
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if data and data[1] and data[2] then
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self.nodename = data[1]
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self.texture = data[2]
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self.glow = data[3]
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end
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end
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end
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if self.texture ~= nil then
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self.object:set_properties({textures = {self.texture}})
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end
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if self.nodename == "itemframes:pedestal" then
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self.object:set_properties({automatic_rotate = 1})
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end
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if self.glow ~= nil then
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self.object:set_properties({glow = self.glow})
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end
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end,
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get_staticdata = function(self)
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if self.nodename ~= nil
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and self.texture ~= nil then
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return self.nodename .. ";" .. self.texture .. ";" .. (self.glow or "")
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end
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return ""
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end,
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})
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-- helper table
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local facedir = {
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[0] = {x = 0, y = 0, z = 1},
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[1] = {x = 1, y = 0, z = 0},
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[2] = {x = 0, y = 0, z = -1},
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[3] = {x = -1, y = 0, z = 0}
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}
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-- remove entities
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local remove_item = function(pos, nodename)
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local ypos = 0
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if nodename == "itemframes:pedestal" then
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ypos = 1
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end
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local objs = minetest.get_objects_inside_radius({
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x = pos.x, y = pos.y + ypos, z = pos.z}, 0.5)
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if objs then
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for _, obj in pairs(objs) do
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if obj and obj:get_luaentity()
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and obj:get_luaentity().name == "itemframes:item" then
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obj:remove()
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end
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end
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end
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end
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-- update entity
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local update_item = function(pos, node)
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remove_item(pos, node.name)
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local meta = minetest.get_meta(pos)
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if not meta then return end
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local item = meta:get_string("item")
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if item ~= "" then
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if node.name == "itemframes:frame" then
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local posad = facedir[node.param2]
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if not posad then return end
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pos.x = pos.x + posad.x * 6.5 / 16
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pos.y = pos.y + posad.y * 6.5 / 16
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pos.z = pos.z + posad.z * 6.5 / 16
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elseif node.name == "itemframes:pedestal" then
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pos.y = pos.y + 12 / 16 + 0.33
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end
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tmp.nodename = node.name
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tmp.texture = ItemStack(item):get_name()
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local def = core.registered_nodes[item]
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tmp.glow = def and def.light_source
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local e = minetest.add_entity(pos,"itemframes:item")
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if node.name == "itemframes:frame" then
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--local yaw = math.pi * 2 - node.param2 * math.pi / 2
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local yaw = 6.28 - node.param2 * 1.57
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e:set_yaw(yaw)
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end
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end
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end
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-- remove entity and drop as item
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local drop_item = function(pos, nodename, metadata)
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local meta = metadata or minetest.get_meta(pos)
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if not meta then return end
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local item = meta:get_string("item")
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meta:set_string("item", "")
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if item ~= "" then
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remove_item(pos, nodename)
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if nodename == "itemframes:pedestal" then
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pos.y = pos.y + 1
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end
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minetest.add_item(pos, item)
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end
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end
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-- pedestal node and recipe
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minetest.register_node("itemframes:pedestal",{
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description = "Pedestal",
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drawtype = "nodebox",
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node_box = {
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type = "fixed", fixed = {
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{-7/16, -8/16, -7/16, 7/16, -7/16, 7/16}, -- bottom plate
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{-6/16, -7/16, -6/16, 6/16, -6/16, 6/16}, -- bottom plate (upper)
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{-0.25, -6/16, -0.25, 0.25, 11/16, 0.25}, -- pillar
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{-7/16, 11/16, -7/16, 7/16, 12/16, 7/16}, -- top plate
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}
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},
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selection_box = {
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type = "fixed",
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fixed = {-7/16, -0.5, -7/16, 7/16, 12/16, 7/16}
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},
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tiles = {"itemframes_pedestal.png"},
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paramtype = "light",
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groups = {cracky = 3},
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sounds = default.node_sound_defaults(),
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on_rotate = screwdriver.disallow,
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after_place_node = function(pos, placer, itemstack)
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local meta = minetest.get_meta(pos)
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meta:set_string("infotext","Pedestal (right-click to add or remove item)")
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end,
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on_rightclick = function(pos, node, clicker, itemstack)
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if not itemstack
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or minetest.is_protected(pos, clicker:get_player_name()) then
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return
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end
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local meta = minetest.get_meta(pos)
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if not meta then return end
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if meta:get_string("item") ~= "" then
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drop_item(pos, node.name, meta)
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else
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local s = itemstack:take_item()
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meta:set_string("item", s:to_string())
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update_item(pos, node)
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return itemstack
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end
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end,
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on_destruct = function(pos)
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drop_item(pos, "itemframes:pedestal")
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end,
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on_punch = function(pos, node, puncher)
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update_item(pos, node)
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end,
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on_blast = function(pos, intensity)
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drop_item(pos, "itemframes:pedestal")
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minetest.add_item(pos, {name = "itemframes:pedestal"})
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minetest.remove_node(pos)
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end
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})
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minetest.register_craft({
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output = "itemframes:pedestal",
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recipe = {
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{"default:stone", "default:stone", "default:stone"},
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{"", "default:stone", ""},
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{"default:stone", "default:stone", "default:stone"},
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}
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})
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-- automatically restore entities lost from frames/pedestals
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-- due to /clearobjects or similar
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minetest.register_abm({
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nodenames = {"itemframes:frame", "itemframes:pedestal"},
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interval = 25,
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chance = 1,
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catch_up = false,
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action = function(pos, node, active_object_count, active_object_count_wider)
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if active_object_count >= max_objs then
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return
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end
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local num
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if node.name == "itemframes:frame" then
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num = #minetest.get_objects_inside_radius(pos, 0.5)
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elseif node.name == "itemframes:pedestal" then
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pos.y = pos.y + 1
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num = #minetest.get_objects_inside_radius(pos, 0.5)
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pos.y = pos.y - 1
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end
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if num > 0 then
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return
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end
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update_item(pos, node)
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end
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})
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