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-- original code comes from walkin_light mod by Echo http://minetest.net/forum/viewtopic.php?id=2621 |
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local flashlight_max_charge = 30000 |
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technic.register_power_tool("technic:flashlight", flashlight_max_charge) |
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minetest.register_tool("technic:flashlight", { |
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description = "Flashlight", |
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inventory_image = "technic_flashlight.png", |
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stack_max = 1, |
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on_use = function(itemstack, user, pointed_thing) |
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end, |
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}) |
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minetest.register_craft({ |
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output = "technic:flashlight", |
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recipe = { |
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{"technic:rubber", "glass", "technic:rubber"}, |
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{"technic:stainless_steel_ingot", "technic:battery", "technic:stainless_steel_ingot"}, |
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{"", "technic:battery", ""} |
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} |
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}) |
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local players = {} |
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local player_positions = {} |
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local last_wielded = {} |
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function round(num) |
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return math.floor(num + 0.5) |
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end |
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minetest.register_on_joinplayer(function(player) |
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local player_name = player:get_player_name() |
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table.insert(players, player_name) |
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local pos = player:getpos() |
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local rounded_pos = {x=round(pos.x),y=round(pos.y)+1,z=round(pos.z)} |
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player_positions[player_name] = rounded_pos |
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end) |
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minetest.register_on_leaveplayer(function(player) |
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local player_name = player:get_player_name() |
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for i, v in ipairs(players) do |
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if v == player_name then |
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table.remove(players, i) |
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last_wielded[player_name] = nil |
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-- Neuberechnung des Lichts erzwingen |
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local pos = player:getpos() |
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local rounded_pos = {x=round(pos.x),y=round(pos.y)+1,z=round(pos.z)} |
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local nodename = minetest.get_node(rounded_pos).name |
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if nodename == "technic:light_off" or nodename == "technic:light" then |
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minetest.remove_node(rounded_pos) |
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end |
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if player_positions[player_name] then |
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player_positions[player_name] = nil |
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end |
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end |
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end |
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end) |
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minetest.register_globalstep(function(dtime) |
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for i, player_name in ipairs(players) do |
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local player = minetest.get_player_by_name(player_name) |
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if player then |
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flashlight_weared = check_for_flashlight(player) |
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local pos = player:getpos() |
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local rounded_pos = {x=round(pos.x), y=round(pos.y)+1, z=round(pos.z)} |
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local old_pos = vector.new(player_positions[player_name]) |
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if last_wielded[player_name] and not flashlight_weared then --remove light, flashlight weared out or was removed from hotbar |
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local node = minetest.get_node_or_nil(old_pos) |
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if node and node.name == "technic:light" then |
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minetest.add_node(old_pos,{name="air"}) |
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last_wielded[player_name] = false |
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end |
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player_moved = not(old_pos.x == rounded_pos.x and old_pos.y == rounded_pos.y and old_pos.z == rounded_pos.z) |
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if player_moved and last_wielded[player_name] and flashlight_weared then |
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local node=minetest.env:get_node_or_nil(rounded_pos) |
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if node then |
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if node.name=="air" then |
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minetest.env:add_node(rounded_pos,{type="node",name="technic:light"}) |
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end |
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end |
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local node=minetest.env:get_node_or_nil(old_pos) |
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if node then |
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if node.name=="technic:light" then |
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minetest.env:add_node(old_pos,{type="node",name="technic:light_off"}) |
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minetest.env:add_node(old_pos,{type="node",name="air"}) |
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end |
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end |
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player_positions[player_name]["x"] = rounded_pos.x |
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player_positions[player_name]["y"] = rounded_pos.y |
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player_positions[player_name]["z"] = rounded_pos.z |
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elseif not last_wielded[player_name] and flashlight_weared then |
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local node=minetest.env:get_node_or_nil(rounded_pos) |
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if node then |
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if node.name=="air" then |
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minetest.env:add_node(rounded_pos,{type="node",name="technic:light"}) |
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end |
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end |
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player_positions[player_name]["x"] = rounded_pos.x |
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player_positions[player_name]["y"] = rounded_pos.y |
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player_positions[player_name]["z"] = rounded_pos.z |
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last_wielded[player_name]=true |
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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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minetest.register_node("technic:light", { |
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drawtype = "glasslike", |
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tile_images = {"technic_light.png"}, |
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paramtype = "light", |
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walkable = false, |
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buildable_to = true, |
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is_ground_content = true, |
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light_propagates = true, |
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sunlight_propagates = true, |
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light_source = 15, |
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selection_box = { |
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type = "fixed", |
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fixed = {0, 0, 0, 0, 0, 0}, |
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}, |
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}) |
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minetest.register_node("technic:light_off", { |
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drawtype = "glasslike", |
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tile_images = {"technic_light.png"}, |
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paramtype = "light", |
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walkable = false, |
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buildable_to = true, |
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is_ground_content = true, |
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light_propagates = true, |
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sunlight_propagates = true, |
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selection_box = { |
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type = "fixed", |
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fixed = {0, 0, 0, 0, 0, 0}, |
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}, |
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}) |
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function check_for_flashlight(player) |
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if player == nil then |
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return false |
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end |
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local inv = player:get_inventory() |
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local hotbar = inv:get_list("main") |
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for i = 1, 8 do |
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if hotbar[i]:get_name() == "technic:flashlight" then |
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local meta = get_item_meta(hotbar[i]:get_metadata()) |
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if not meta or not meta.charge then |
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return false |
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end |
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if meta.charge - 2 > 0 then |
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meta.charge = meta.charge - 2; |
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technic.set_RE_wear(hotbar[i], meta.charge, flashlight_max_charge) |
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hotbar[i]:set_metadata(set_item_meta(meta)) |
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inv:set_stack("main", i, hotbar[i]) |
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return true |
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end |
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end |
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end |
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return false |
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end |