299 lines
8.3 KiB
Lua
299 lines
8.3 KiB
Lua
local load_time_start = minetest.get_us_time()
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pickup_radius = tonumber(minetest.settings:get("item_pickup_radius"))
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if minetest.settings:get_bool("item_drop.enable_item_pickup") ~= false or
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minetest.settings:get_bool("enable_item_pickup") ~= false then
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local pickup_gain = tonumber(
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minetest.settings:get("item_drop.pickup_sound_gain")) or
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tonumber(minetest.settings:get("item_pickup_gain")) or 0.2
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local pickup_particle =
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minetest.settings:get_bool("item_drop.pickup_particle") ~= false
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local pickup_radius = tonumber(
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minetest.settings:get("item_drop.pickup_radius")) or 0.75
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local magnet_radius = tonumber(
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minetest.settings:get("item_drop.magnet_radius")) or -1
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local magnet_time = tonumber(
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minetest.settings:get("item_drop.magnet_time")) or 5.0
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local pickup_age = tonumber(
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minetest.settings:get("item_drop.pickup_age")) or 0.5
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local key_triggered = minetest.settings:get_bool(
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"item_drop.enable_pickup_key") or
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minetest.settings:get_bool("enable_item_pickup_key") ~= false
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local key_invert = minetest.settings:get_bool(
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"item_drop.pickup_keyinvert") or false
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local keytype
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if key_triggered then
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keytype = minetest.settings:get("item_drop.pickup_keytype") or
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minetest.settings:get("item_pickup_keytype") or "Use"
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-- disable pickup age if picking is explicitly enabled by the player
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if not key_invert then
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pickup_age = math.min(pickup_age, 0)
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end
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end
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local magnet_mode = magnet_radius > pickup_radius
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local zero_velocity_mode = pickup_age == -1
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if magnet_mode
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and zero_velocity_mode then
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error"zero velocity mode can't be used together with magnet mode"
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end
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-- adds the item to the inventory and removes the object
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local function collect_item(ent, pos, player)
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minetest.sound_play("item_drop_pickup", {
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pos = pos,
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gain = pickup_gain,
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})
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if pickup_particle then
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local item = minetest.registered_nodes[ent.itemstring:gsub("(.*)%s.*$","%1")]
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local image = ""
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if item and minetest.registered_items[item.name] and minetest.registered_items[item.name].tiles then
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if minetest.registered_items[item.name].tiles[1] then
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local dt = minetest.registered_items[item.name].drawtype
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if dt == "normal" or dt == "allfaces" or dt == "allfaces_optional"
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or dt == "glasslike" or dt =="glasslike_framed" or dt == "glasslike_framed_optional"
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or dt == "liquid" or dt == "flowingliquid" then
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local tiles = minetest.registered_items[item.name].tiles
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local top = tiles[1]
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if (type(top) == "table") then top = top.item end
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local left = tiles[3]
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if not left then left = top end
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if (type(left) == "table") then left = left.item end
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local right = tiles[5]
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if not right then right = left end
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if (type(right) == "table") then right = right.item end
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image = "[inventorycube{"..top.."{"..left.."{"..right
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else
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image = minetest.registered_items[item.name].inventory_image
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if not image then image = minetest.registered_items[item.name].tiles[1] end
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end
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end
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minetest.add_particle({
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pos = {x = pos.x, y = pos.y + 1.5, z = pos.z},
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velocity = {x = 0, y = 1, z = 0},
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acceleration = {x = 0, y = -4, z = 0},
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expirationtime = 0.2,
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size = 3,--math.random() + 0.5,
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vertical = false,
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texture = image,
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})
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end
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end
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ent:on_punch(player)
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end
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-- opt_get_ent gets the object's luaentity if it can be collected
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local opt_get_ent
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if zero_velocity_mode then
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function opt_get_ent(object)
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if object:is_player()
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or not vector.equals(object:getvelocity(), {x=0, y=0, z=0}) then
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return
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end
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local ent = object:get_luaentity()
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if not ent
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or ent.name ~= "__builtin:item"
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or ent.itemstring == "" then
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return
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end
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return ent
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end
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else
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function opt_get_ent(object)
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if object:is_player() then
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return
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end
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local ent = object:get_luaentity()
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if not ent
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or ent.name ~= "__builtin:item"
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or (ent.dropped_by and ent.age < pickup_age)
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or ent.itemstring == "" then
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return
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end
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return ent
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end
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end
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local afterflight
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if magnet_mode then
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-- take item or reset velocity after flying a second
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function afterflight(object, inv, player)
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-- TODO: test what happens if player left the game
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local ent = opt_get_ent(object)
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if not ent then
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return
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end
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local item = ItemStack(ent.itemstring)
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if inv
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and inv:room_for_item("main", item) then
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collect_item(ent, object:get_pos(), player)
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else
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object:setvelocity({x=0,y=0,z=0})
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ent.physical_state = true
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ent.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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-- set keytype to the key name if possible
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if keytype == "Use" then
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keytype = "aux1"
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elseif keytype == "Sneak" then
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keytype = "sneak"
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elseif keytype == "LeftAndRight" then -- LeftAndRight combination
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keytype = 0
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elseif keytype == "SneakAndRMB" then -- SneakAndRMB combination
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keytype = 1
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end
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-- tests if the player has the keys pressed to enable item picking
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local function has_keys_pressed(player)
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if not key_triggered then
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return true
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end
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local control = player:get_player_control()
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local keys_pressed
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if keytype == 0 then -- LeftAndRight combination
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keys_pressed = control.left and control.right
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elseif keytype == 1 then -- SneakAndRMB combination
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keys_pressed = control.sneak and control.RMB
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else
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keys_pressed = control[keytype]
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end
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return keys_pressed ~= key_invert
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end
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-- called for each player to possibly collect an item, returns true if so
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local function pickupfunc(player)
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if not has_keys_pressed(player)
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or not minetest.get_player_privs(player:get_player_name()).interact
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or player:get_hp() <= 0 then
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return
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end
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local pos = player:getpos()
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pos.y = pos.y+0.5
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local inv
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local objectlist = minetest.get_objects_inside_radius(pos,
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magnet_mode and magnet_radius or pickup_radius)
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for i = 1,#objectlist do
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local object = objectlist[i]
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local ent = opt_get_ent(object)
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if ent then
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if not inv then
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inv = player:get_inventory()
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if not inv then
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minetest.log("error", "[item_drop] Couldn't " ..
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"get inventory")
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return
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end
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end
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local item = ItemStack(ent.itemstring)
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if inv:room_for_item("main", item) then
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local flying_item
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local pos2
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if magnet_mode then
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pos2 = object:getpos()
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flying_item = vector.distance(pos, pos2) > pickup_radius
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end
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if not flying_item then
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-- collect one item at a time to avoid the loud pop
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collect_item(ent, pos, player)
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return true
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end
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local vel = vector.multiply(
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vector.subtract(pos, pos2), 3)
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vel.y = vel.y + 0.6
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object:setvelocity(vel)
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if ent.physical_state then
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ent.physical_state = false
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ent.object:set_properties({
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physical = false
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})
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minetest.after(magnet_time, afterflight,
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object, inv, player)
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end
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end
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end
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end
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end
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local function pickup_step()
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local got_item
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local players = minetest.get_connected_players()
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for i = 1,#players do
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got_item = got_item or pickupfunc(players[i])
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end
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-- lower step if takeable item(s) were found
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local time
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if got_item then
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time = 0.02
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else
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time = 0.2
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end
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minetest.after(time, pickup_step)
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end
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minetest.after(3.0, pickup_step)
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end
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if minetest.settings:get_bool("item_drop.enable_item_drop") ~= false or
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minetest.settings:get_bool("enable_item_drop") ~= false
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and not minetest.settings:get_bool("creative_mode") then
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function minetest.handle_node_drops(pos, drops)
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for i = 1,#drops do
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local item = drops[i]
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local count, name
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if type(item) == "string" then
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count = 1
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name = item
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else
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count = item:get_count()
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name = item:get_name()
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end
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if name == "" then
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-- Sometimes nothing should be dropped
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count = 0
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end
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for _ = 1,count do
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local obj = minetest.add_item(pos, name)
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if not obj then
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error("Couldn't spawn item " .. name .. ", drops: " .. dump(drops))
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end
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local vel = obj:getvelocity()
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local x = math.random(-5, 4)
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if x >= 0 then
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x = x+1
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end
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vel.x = 1 / x
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local z = math.random(-5, 4)
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if z >= 0 then
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z = z+1
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end
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vel.z = 1 / z
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obj:setvelocity(vel)
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end
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end
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end
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end
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local time = (minetest.get_us_time() - load_time_start) / 1000000
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local msg = "[item_drop] loaded after ca. " .. time .. " seconds."
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if time > 0.01 then
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print(msg)
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else
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minetest.log("info", msg)
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end
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