From 987cc5a6a425b1f9bcd9000608dc389a45c675a1 Mon Sep 17 00:00:00 2001
From: you <ovvv@web.de>
Date: Mon, 05 Jun 2017 16:51:59 +0200
Subject: [PATCH] Add api documentation (#361)
---
technic/machines/register/battery_box.lua | 565 +++++++++++++++++++++++++++++++++++++++-----------------
1 files changed, 393 insertions(+), 172 deletions(-)
diff --git a/technic/machines/register/battery_box.lua b/technic/machines/register/battery_box.lua
index 6264672..f176395 100644
--- a/technic/machines/register/battery_box.lua
+++ b/technic/machines/register/battery_box.lua
@@ -1,132 +1,342 @@
-technic.battery_box_formspec =
- "invsize[8,9;]"..
- "image[1,1;1,2;technic_power_meter_bg.png]"..
- "list[current_name;src;3,1;1,1;]"..
- "image[4,1;1,1;technic_battery_reload.png]"..
- "list[current_name;dst;5,1;1,1;]"..
- "label[0,0;Battery Box]"..
- "label[3,0;Charge]"..
- "label[5,0;Discharge]"..
- "label[1,3;Power level]"..
- "list[current_player;main;0,5;8,4;]"
+local digilines_path = minetest.get_modpath("digilines")
+
+local S = technic.getter
+local tube_entry = "^pipeworks_tube_connection_metallic.png"
+local cable_entry = "^technic_cable_connection_overlay.png"
+
+local fs_helpers = pipeworks.fs_helpers
+
+technic.register_power_tool("technic:battery", 10000)
+technic.register_power_tool("technic:red_energy_crystal", 50000)
+technic.register_power_tool("technic:green_energy_crystal", 150000)
+technic.register_power_tool("technic:blue_energy_crystal", 450000)
+
+minetest.register_craft({
+ output = 'technic:battery',
+ recipe = {
+ {'group:wood', 'default:copper_ingot', 'group:wood'},
+ {'group:wood', 'moreores:tin_ingot', 'group:wood'},
+ {'group:wood', 'default:copper_ingot', 'group:wood'},
+ }
+})
+
+minetest.register_tool("technic:battery", {
+ description = S("RE Battery"),
+ inventory_image = "technic_battery.png",
+ wear_represents = "technic_RE_charge",
+ on_refill = technic.refill_RE_charge,
+ tool_capabilities = {
+ charge = 0,
+ max_drop_level = 0,
+ groupcaps = {
+ fleshy = {times={}, uses=10000, maxlevel=0}
+ }
+ }
+})
+
+-- x+2 + (z+2)*2
+local dirtab = {
+ [4] = 2,
+ [5] = 3,
+ [7] = 1,
+ [8] = 0
+}
+
+local tube = {
+ insert_object = function(pos, node, stack, direction)
+ print(minetest.pos_to_string(direction), dirtab[direction.x+2+(direction.z+2)*2], node.param2)
+ if direction.y == 1
+ or (direction.y == 0 and dirtab[direction.x+2+(direction.z+2)*2] == node.param2) then
+ return stack
+ end
+ local meta = minetest.get_meta(pos)
+ local inv = meta:get_inventory()
+ if direction.y == 0 then
+ return inv:add_item("src", stack)
+ else
+ return inv:add_item("dst", stack)
+ end
+ end,
+ can_insert = function(pos, node, stack, direction)
+ print(minetest.pos_to_string(direction), dirtab[direction.x+2+(direction.z+2)*2], node.param2)
+ if direction.y == 1
+ or (direction.y == 0 and dirtab[direction.x+2+(direction.z+2)*2] == node.param2) then
+ return false
+ end
+ local meta = minetest.get_meta(pos)
+ local inv = meta:get_inventory()
+ if direction.y == 0 then
+ if meta:get_int("split_src_stacks") == 1 then
+ stack = stack:peek_item(1)
+ end
+ return inv:room_for_item("src", stack)
+ else
+ if meta:get_int("split_dst_stacks") == 1 then
+ stack = stack:peek_item(1)
+ end
+ return inv:room_for_item("dst", stack)
+ end
+ end,
+ connect_sides = {left=1, right=1, back=1, top=1},
+}
+
+local function add_on_off_buttons(meta, ltier, charge_percent)
+ local formspec = ""
+ if ltier == "mv" or ltier == "hv" then
+ formspec = "image[1,1;1,2;technic_power_meter_bg.png"
+ .."^[lowpart:"..charge_percent
+ ..":technic_power_meter_fg.png]"..
+ fs_helpers.cycling_button(
+ meta,
+ "image_button[3,2.0;1,0.6",
+ "split_src_stacks",
+ {
+ pipeworks.button_off,
+ pipeworks.button_on
+ }
+ ).."label[3.9,2.01;Allow splitting incoming 'charge' stacks from tubes]"..
+ fs_helpers.cycling_button(
+ meta,
+ "image_button[3,2.5;1,0.6",
+ "split_dst_stacks",
+ {
+ pipeworks.button_off,
+ pipeworks.button_on
+ }
+ ).."label[3.9,2.51;Allow splitting incoming 'discharge' stacks]"
+ end
+ return formspec
+end
function technic.register_battery_box(data)
local tier = data.tier
local ltier = string.lower(tier)
+ local formspec =
+ "size[8,9]"..
+ "image[1,1;1,2;technic_power_meter_bg.png]"..
+ "list[context;src;3,1;1,1;]"..
+ "image[4,1;1,1;technic_battery_reload.png]"..
+ "list[context;dst;5,1;1,1;]"..
+ "label[0,0;"..S("%s Battery Box"):format(tier).."]"..
+ "label[3,0;"..S("Charge").."]"..
+ "label[5,0;"..S("Discharge").."]"..
+ "label[1,3;"..S("Power level").."]"..
+ "list[current_player;main;0,5;8,4;]"..
+ "listring[context;dst]"..
+ "listring[current_player;main]"..
+ "listring[context;src]"..
+ "listring[current_player;main]"
+
+ if digilines_path then
+ formspec = formspec.."button[0.6,3.7;2,1;edit_channel;edit Channel]"
+ end
+
+ if data.upgrade then
+ formspec = formspec..
+ "list[context;upgrade1;3.5,3;1,1;]"..
+ "list[context;upgrade2;4.5,3;1,1;]"..
+ "label[3.5,4;"..S("Upgrade Slots").."]"..
+ "listring[context;upgrade1]"..
+ "listring[current_player;main]"..
+ "listring[context;upgrade2]"..
+ "listring[current_player;main]"
+ end
+
+ local run = function(pos, node)
+ local below = minetest.get_node({x=pos.x, y=pos.y-1, z=pos.z})
+ local meta = minetest.get_meta(pos)
+
+ if not technic.is_tier_cable(below.name, tier) then
+ meta:set_string("infotext", S("%s Battery Box Has No Network"):format(tier))
+ return
+ end
+
+ local eu_input = meta:get_int(tier.."_EU_input")
+ local current_charge = meta:get_int("internal_EU_charge")
+
+ local EU_upgrade, tube_upgrade = 0, 0
+ if data.upgrade then
+ EU_upgrade, tube_upgrade = technic.handle_machine_upgrades(meta)
+ end
+ local max_charge = data.max_charge * (1 + EU_upgrade / 10)
+
+ -- Charge/discharge the battery with the input EUs
+ if eu_input >= 0 then
+ current_charge = math.min(current_charge + eu_input, max_charge)
+ else
+ current_charge = math.max(current_charge + eu_input, 0)
+ end
+
+ -- Charging/discharging tools here
+ local tool_full, tool_empty
+ current_charge, tool_full = technic.charge_tools(meta,
+ current_charge, data.charge_step)
+ current_charge, tool_empty = technic.discharge_tools(meta,
+ current_charge, data.discharge_step,
+ max_charge)
+
+ if data.tube then
+ local inv = meta:get_inventory()
+ technic.handle_machine_pipeworks(pos, tube_upgrade,
+ function(pos, x_velocity, z_velocity)
+ if tool_full and not inv:is_empty("src") then
+ technic.send_items(pos, x_velocity, z_velocity, "src")
+ elseif tool_empty and not inv:is_empty("dst") then
+ technic.send_items(pos, x_velocity, z_velocity, "dst")
+ end
+ end)
+ end
+
+ -- We allow batteries to charge on less than the demand
+ meta:set_int(tier.."_EU_demand",
+ math.min(data.charge_rate, max_charge - current_charge))
+ meta:set_int(tier.."_EU_supply",
+ math.min(data.discharge_rate, current_charge))
+ meta:set_int("internal_EU_charge", current_charge)
+
+ -- Select node textures
+ local charge_count = math.ceil((current_charge / max_charge) * 8)
+ charge_count = math.min(charge_count, 8)
+ charge_count = math.max(charge_count, 0)
+ local last_count = meta:get_float("last_side_shown")
+ if charge_count ~= last_count then
+ technic.swap_node(pos,"technic:"..ltier.."_battery_box"..charge_count)
+ meta:set_float("last_side_shown", charge_count)
+ end
+
+ local charge_percent = math.floor(current_charge / max_charge * 100)
+ meta:set_string("formspec", formspec..add_on_off_buttons(meta, ltier, charge_percent))
+ local infotext = S("@1 Battery Box: @2/@3", tier,
+ technic.pretty_num(current_charge), technic.pretty_num(max_charge))
+ if eu_input == 0 then
+ infotext = S("%s Idle"):format(infotext)
+ end
+ meta:set_string("infotext", infotext)
+ end
+
for i = 0, 8 do
- local groups = {snappy=2, choppy=2, oddly_breakable_by_hand=2}
+ local groups = {snappy=2, choppy=2, oddly_breakable_by_hand=2,
+ technic_machine=1, ["technic_"..ltier]=1}
if i ~= 0 then
groups.not_in_creative_inventory = 1
end
+
+ if data.tube then
+ groups.tubedevice = 1
+ groups.tubedevice_receiver = 1
+ end
+
+ local top_tex = "technic_"..ltier.."_battery_box_top.png"..tube_entry
+ local front_tex = "technic_"..ltier.."_battery_box_front.png^technic_power_meter"..i..".png"
+ local side_tex = "technic_"..ltier.."_battery_box_side.png"..tube_entry
+ local bottom_tex = "technic_"..ltier.."_battery_box_bottom.png"..cable_entry
+
+ if ltier == "lv" then
+ top_tex = "technic_"..ltier.."_battery_box_top.png"
+ front_tex = "technic_"..ltier.."_battery_box_side.png^technic_power_meter"..i..".png"
+ side_tex = "technic_"..ltier.."_battery_box_side.png^technic_power_meter"..i..".png"
+ end
+
minetest.register_node("technic:"..ltier.."_battery_box"..i, {
- description = tier.." Battery Box",
- tiles = {"technic_"..ltier.."_battery_box_top.png",
- "technic_"..ltier.."_battery_box_bottom.png",
- "technic_"..ltier.."_battery_box_side.png^technic_power_meter"..i..".png",
- "technic_"..ltier.."_battery_box_side.png^technic_power_meter"..i..".png",
- "technic_"..ltier.."_battery_box_side.png^technic_power_meter"..i..".png",
- "technic_"..ltier.."_battery_box_side.png^technic_power_meter"..i..".png"},
+ description = S("%s Battery Box"):format(tier),
+ tiles = {
+ top_tex,
+ bottom_tex,
+ side_tex,
+ side_tex,
+ side_tex,
+ front_tex},
groups = groups,
+ connect_sides = {"bottom"},
+ tube = data.tube and tube or nil,
+ paramtype2 = "facedir",
sounds = default.node_sound_wood_defaults(),
drop = "technic:"..ltier.."_battery_box0",
- technic = data,
on_construct = function(pos)
local meta = minetest.get_meta(pos)
+ local EU_upgrade, tube_upgrade = 0, 0
+ if data.upgrade then
+ EU_upgrade, tube_upgrade = technic.handle_machine_upgrades(meta)
+ end
+ local max_charge = data.max_charge * (1 + EU_upgrade / 10)
+ local charge = meta:get_int("internal_EU_charge")
+ local cpercent = math.floor(charge / max_charge * 100)
local inv = meta:get_inventory()
local node = minetest.get_node(pos)
- local data = minetest.registered_nodes[node.name].technic
-
- meta:set_string("infotext", data.tier.." Battery Box")
- meta:set_string("formspec", battery_box_formspec)
- meta:set_int(data.tier.."_EU_demand", 0)
- meta:set_int(data.tier.."_EU_supply", 0)
- meta:set_int(data.tier.."_EU_input", 0)
+ meta:set_string("infotext", S("%s Battery Box"):format(tier))
+ meta:set_string("formspec", formspec..add_on_off_buttons(meta, ltier, cpercent))
+ meta:set_string("channel", ltier.."_battery_box"..minetest.pos_to_string(pos))
+ meta:set_int(tier.."_EU_demand", 0)
+ meta:set_int(tier.."_EU_supply", 0)
+ meta:set_int(tier.."_EU_input", 0)
meta:set_float("internal_EU_charge", 0)
inv:set_size("src", 1)
inv:set_size("dst", 1)
+ inv:set_size("upgrade1", 1)
+ inv:set_size("upgrade2", 1)
end,
- can_dig = function(pos,player)
- local meta = minetest.get_meta(pos);
- local inv = meta:get_inventory()
- if not inv:is_empty("src") or not inv:is_empty("dst") then
- minetest.chat_send_player(player:get_player_name(),
- "Machine cannot be removed because it is not empty");
- return false
- else
- return true
+ can_dig = technic.machine_can_dig,
+ allow_metadata_inventory_put = technic.machine_inventory_put,
+ allow_metadata_inventory_take = technic.machine_inventory_take,
+ allow_metadata_inventory_move = technic.machine_inventory_move,
+ technic_run = run,
+ on_rotate = screwdriver.rotate_simple,
+ after_place_node = data.tube and pipeworks.after_place,
+ after_dig_node = technic.machine_after_dig_node,
+ on_receive_fields = function(pos, formname, fields, sender)
+ local meta = minetest.get_meta(pos)
+ local nodename = minetest.get_node(pos).name
+ if fields.edit_channel then
+ minetest.show_formspec(sender:get_player_name(),
+ "technic:battery_box_edit_channel"..minetest.pos_to_string(pos),
+ "field[channel;Digiline Channel;"..meta:get_string("channel").."]")
+ elseif fields["fs_helpers_cycling:0:split_src_stacks"]
+ or fields["fs_helpers_cycling:0:split_dst_stacks"]
+ or fields["fs_helpers_cycling:1:split_src_stacks"]
+ or fields["fs_helpers_cycling:1:split_dst_stacks"] then
+ local meta = minetest.get_meta(pos)
+ if not pipeworks.may_configure(pos, sender) then return end
+ fs_helpers.on_receive_fields(pos, fields)
+ local EU_upgrade, tube_upgrade = 0, 0
+ if data.upgrade then
+ EU_upgrade, tube_upgrade = technic.handle_machine_upgrades(meta)
+ end
+ local max_charge = data.max_charge * (1 + EU_upgrade / 10)
+ local charge = meta:get_int("internal_EU_charge")
+ local cpercent = math.floor(charge / max_charge * 100)
+ meta:set_string("formspec", formspec..add_on_off_buttons(meta, ltier, cpercent))
end
end,
+ digiline = {
+ receptor = {action = function() end},
+ effector = {
+ action = function(pos, node, channel, msg)
+ if msg ~= "GET" and msg ~= "get" then
+ return
+ end
+ local meta = minetest.get_meta(pos)
+ if channel ~= meta:get_string("channel") then
+ return
+ end
+ local inv = meta:get_inventory()
+ digilines.receptor_send(pos, digilines.rules.default, channel, {
+ demand = meta:get_int(tier.."_EU_demand"),
+ supply = meta:get_int(tier.."_EU_supply"),
+ input = meta:get_int(tier.."_EU_input"),
+ charge = meta:get_int("internal_EU_charge"),
+ max_charge = data.max_charge * (1 + technic.handle_machine_upgrades(meta) / 10),
+ src = inv:get_stack("src", 1):to_table(),
+ dst = inv:get_stack("dst", 1):to_table(),
+ upgrade1 = inv:get_stack("upgrade1", 1):to_table(),
+ upgrade2 = inv:get_stack("upgrade2", 1):to_table()
+ })
+ end
+ },
+ },
})
end
-
-
- minetest.register_abm({
- nodenames = {"technic:"..ltier.."_battery_box0", "technic:"..ltier.."_battery_box1",
- "technic:"..ltier.."_battery_box2", "technic:"..ltier.."_battery_box3",
- "technic:"..ltier.."_battery_box4", "technic:"..ltier.."_battery_box5",
- "technic:"..ltier.."_battery_box6", "technic:"..ltier.."_battery_box7",
- "technic:"..ltier.."_battery_box8"},
- interval = 1,
- chance = 1,
- action = function(pos, node, active_object_count, active_object_count_wider)
- local data = minetest.registered_nodes[node.name].technic
- local meta = minetest.get_meta(pos)
- local eu_input = meta:get_int(data.tier.."_EU_input")
- local current_charge = meta:get_int("internal_EU_charge")
- local max_charge = data.max_charge
- local charge_rate = data.charge_rate
- local discharge_rate = data.discharge_rate
-
- -- Power off automatically if no longer connected to a switching station
- technic.switching_station_timeout_count(pos, data.tier)
-
- -- Charge/discharge the battery with the input EUs
- if eu_input >= 0 then
- current_charge = math.min(current_charge + eu_input, max_charge)
- else
- current_charge = math.max(current_charge + eu_input, 0)
- end
-
- -- Charging/discharging tools here
- current_charge = technic.charge_tools(meta,
- current_charge, data.charge_step)
- current_charge = technic.discharge_tools(meta,
- current_charge, data.discharge_step, max_charge)
-
- -- We allow batteries to charge on less than the demand
- meta:set_int(data.tier.."_EU_demand",
- math.min(charge_rate, max_charge - current_charge))
- meta:set_int(data.tier.."_EU_supply",
- math.min(discharge_rate, current_charge))
-
- meta:set_int("internal_EU_charge", current_charge)
-
- -- Select node textures
- local charge_count = math.ceil((current_charge / max_charge) * 8)
- charge_count = math.min(charge_count, 8)
- charge_count = math.max(charge_count, 0)
- local last_count = meta:get_float("last_side_shown")
- if charge_count ~= last_count then
- hacky_swap_node(pos,"technic:"..string.lower(data.tier).."_battery_box"..charge_count)
- meta:set_float("last_side_shown", charge_count)
- end
-
- local charge_percent = math.floor(current_charge / max_charge * 100)
- meta:set_string("formspec",
- technic.battery_box_formspec..
- "image[1,1;1,2;technic_power_meter_bg.png^[lowpart:"
- ..charge_percent..":technic_power_meter_fg.png]")
-
- local infotext = data.tier.." battery box: "
- ..current_charge.."/"..max_charge
- if eu_input == 0 then
- infotext = infotext.." (idle)"
- end
- meta:set_string("infotext", infotext)
- end
- })
-- Register as a battery type
-- Battery type machines function as power reservoirs and can both receive and give back power
@@ -136,81 +346,92 @@
end -- End registration
-
-function technic.charge_tools(meta, charge, charge_step)
- --charge registered power tools
- local inv = meta:get_inventory()
- if not inv:is_empty("src") then
- local srcstack = inv:get_stack("src", 1)
- local src_item = srcstack:to_table()
- local src_meta = get_item_meta(src_item["metadata"])
-
- local toolname = src_item["name"]
- if technic.power_tools[toolname] ~= nil then
- -- Set meta data for the tool if it didn't do it itself :-(
- src_meta = get_item_meta(src_item["metadata"])
- src_meta = src_meta or {}
- if src_meta["charge"] == nil then
- src_meta["charge"] = 0
- end
- -- Do the charging
- local item_max_charge = technic.power_tools[toolname]
- local tool_charge = src_meta["charge"]
- if tool_charge < item_max_charge and charge > 0 then
- if charge - charge_step < 0 then
- charge_step = charge
- end
- if tool_charge + charge_step > item_max_charge then
- charge_step = item_max_charge - tool_charge
- end
- tool_charge = tool_charge + charge_step
- charge = charge - charge_step
- technic.set_RE_wear(src_item, tool_charge, item_max_charge)
- src_meta["charge"] = tool_charge
- src_item["metadata"] = set_item_meta(src_meta)
- inv:set_stack("src", 1, src_item)
- end
+minetest.register_on_player_receive_fields(
+ function(player, formname, fields)
+ if formname:sub(1, 32) ~= "technic:battery_box_edit_channel" or
+ not fields.channel then
+ return
end
+ local pos = minetest.string_to_pos(formname:sub(33))
+ local plname = player:get_player_name()
+ if minetest.is_protected(pos, plname) then
+ minetest.record_protection_violation(pos, plname)
+ return
+ end
+ local meta = minetest.get_meta(pos)
+ meta:set_string("channel", fields.channel)
end
- return charge -- return the remaining charge in the battery
+)
+
+function technic.charge_tools(meta, batt_charge, charge_step)
+ local inv = meta:get_inventory()
+ if inv:is_empty("src") then
+ return batt_charge, false
+ end
+ local src_stack = inv:get_stack("src", 1)
+
+ local tool_name = src_stack:get_name()
+ if not technic.power_tools[tool_name] then
+ return batt_charge, false
+ end
+ -- Set meta data for the tool if it didn't do it itself
+ local src_meta = minetest.deserialize(src_stack:get_metadata()) or {}
+ if not src_meta.charge then
+ src_meta.charge = 0
+ end
+ -- Do the charging
+ local item_max_charge = technic.power_tools[tool_name]
+ local tool_charge = src_meta.charge
+ if tool_charge >= item_max_charge then
+ return batt_charge, true
+ elseif batt_charge <= 0 then
+ return batt_charge, false
+ end
+ charge_step = math.min(charge_step, batt_charge)
+ charge_step = math.min(charge_step, item_max_charge - tool_charge)
+ tool_charge = tool_charge + charge_step
+ batt_charge = batt_charge - charge_step
+ technic.set_RE_wear(src_stack, tool_charge, item_max_charge)
+ src_meta.charge = tool_charge
+ src_stack:set_metadata(minetest.serialize(src_meta))
+ inv:set_stack("src", 1, src_stack)
+ return batt_charge, (tool_charge == item_max_charge)
end
-function technic.discharge_tools(meta, charge, charge_step, max_charge)
- -- discharging registered power tools
+function technic.discharge_tools(meta, batt_charge, charge_step, max_charge)
local inv = meta:get_inventory()
- if not inv:is_empty("dst") then
- srcstack = inv:get_stack("dst", 1)
- src_item = srcstack:to_table()
- local src_meta = get_item_meta(src_item["metadata"])
- local toolname = src_item["name"]
- if technic.power_tools[toolname] ~= nil then
- -- Set meta data for the tool if it didn't do it itself :-(
- src_meta = get_item_meta(src_item["metadata"])
- src_meta = src_meta or {}
- if src_meta["charge"] == nil then
- src_meta["charge"] = 0
- end
-
- -- Do the discharging
- local item_max_charge = technic.power_tools[toolname]
- local tool_charge = src_meta["charge"]
- if tool_charge > 0 and charge < max_charge then
- if charge + charge_step > max_charge then
- charge_step = max_charge - charge
- end
- if tool_charge - charge_step < 0 then
- charge_step = charge
- end
- tool_charge = tool_charge - charge_step
- charge = charge + charge_step
- technic.set_RE_wear(src_item, tool_charge, item_max_charge)
- src_meta["charge"] = tool_charge
- src_item["metadata"] = set_item_meta(src_meta)
- inv:set_stack("dst", 1, src_item)
- end
- end
+ if inv:is_empty("dst") then
+ return batt_charge, false
end
- return charge -- return the remaining charge in the battery
+ srcstack = inv:get_stack("dst", 1)
+ local toolname = srcstack:get_name()
+ if technic.power_tools[toolname] == nil then
+ return batt_charge, false
+ end
+ -- Set meta data for the tool if it didn't do it itself :-(
+ local src_meta = minetest.deserialize(srcstack:get_metadata())
+ src_meta = src_meta or {}
+ if not src_meta.charge then
+ src_meta.charge = 0
+ end
+
+ -- Do the discharging
+ local item_max_charge = technic.power_tools[toolname]
+ local tool_charge = src_meta.charge
+ if tool_charge <= 0 then
+ return batt_charge, true
+ elseif batt_charge >= max_charge then
+ return batt_charge, false
+ end
+ charge_step = math.min(charge_step, max_charge - batt_charge)
+ charge_step = math.min(charge_step, tool_charge)
+ tool_charge = tool_charge - charge_step
+ batt_charge = batt_charge + charge_step
+ technic.set_RE_wear(srcstack, tool_charge, item_max_charge)
+ src_meta.charge = tool_charge
+ srcstack:set_metadata(minetest.serialize(src_meta))
+ inv:set_stack("dst", 1, srcstack)
+ return batt_charge, (tool_charge == 0)
end
--
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