technic/flashlight.lua
2012-10-14 23:36:34 +02:00

177 lines
6.7 KiB
Lua
Raw Blame History

-- original code comes from walkin_light mod by Echo http://minetest.net/forum/viewtopic.php?id=2621
flashlight_max_charge=30000
minetest.register_tool("technic:flashlight", {
description = "Flashlight",
inventory_image = "technic_flashlight.png",
stack_max = 1,
on_use = function(itemstack, user, pointed_thing)
end,
})
minetest.register_craft({
output = "technic:flashlight",
recipe = {
{"glass","glass","glass"},
{"technic:stainless_steel_ingot","technic:battery","technic:stainless_steel_ingot"},
{"","technic:battery",""}
}
})
local players = {}
local player_positions = {}
local last_wielded = {}
function round(num)
return math.floor(num + 0.5)
end
minetest.register_on_joinplayer(function(player)
local player_name = player:get_player_name()
table.insert(players, player_name)
last_wielded[player_name] = player:get_wielded_item():get_name()
local pos = player:getpos()
local rounded_pos = {x=round(pos.x),y=round(pos.y)+1,z=round(pos.z)}
local wielded_item = player:get_wielded_item():get_name()
if flashlight_weared(player)==true then
-- Neuberechnung des Lichts erzwingen
minetest.env:add_node(rounded_pos,{type="node",name="technic:light_off"})
minetest.env:add_node(rounded_pos,{type="node",name="air"})
end
player_positions[player_name] = {}
player_positions[player_name]["x"] = rounded_pos.x;
player_positions[player_name]["y"] = rounded_pos.y;
player_positions[player_name]["z"] = rounded_pos.z;
end)
minetest.register_on_leaveplayer(function(player)
local player_name = player:get_player_name()
for i,v in ipairs(players) do
if v == player_name then
table.remove(players, i)
last_wielded[player_name] = nil
-- Neuberechnung des Lichts erzwingen
local pos = player:getpos()
local rounded_pos = {x=round(pos.x),y=round(pos.y)+1,z=round(pos.z)}
minetest.env:add_node(rounded_pos,{type="node",name="technic:light_off"})
minetest.env:add_node(rounded_pos,{type="node",name="air"})
player_positions[player_name]["x"] = nil
player_positions[player_name]["y"] = nil
player_positions[player_name]["z"] = nil
player_positions[player_name]["m"] = nil
player_positions[player_name] = nil
end
end
end)
minetest.register_globalstep(function(dtime)
for i,player_name in ipairs(players) do
local player = minetest.env:get_player_by_name(player_name)
if flashlight_weared(player)==true then
-- Fackel ist in der Hand
local pos = player:getpos()
local rounded_pos = {x=round(pos.x),y=round(pos.y)+1,z=round(pos.z)}
if (last_wielded[player_name] ~= "technic:flashlight") or (player_positions[player_name]["x"] ~= rounded_pos.x or player_positions[player_name]["y"] ~= rounded_pos.y or player_positions[player_name]["z"] ~= rounded_pos.z) then
-- Fackel gerade in die Hand genommen oder zu neuem Node bewegt
local is_air = minetest.env:get_node_or_nil(rounded_pos)
if is_air == nil or (is_air ~= nil and (is_air.name == "air" or is_air.name == "technic:light")) then
-- wenn an aktueller Position "air" ist, Fackellicht setzen
minetest.env:add_node(rounded_pos,{type="node",name="technic:light"})
end
if (player_positions[player_name]["x"] ~= rounded_pos.x or player_positions[player_name]["y"] ~= rounded_pos.y or player_positions[player_name]["z"] ~= rounded_pos.z) then
-- wenn Position ge<67>nder, dann altes Licht l<>schen
local old_pos = {x=player_positions[player_name]["x"], y=player_positions[player_name]["y"], z=player_positions[player_name]["z"]}
-- Neuberechnung des Lichts erzwingen
local is_light = minetest.env:get_node_or_nil(old_pos)
if is_light ~= nil and is_light.name == "technic:light" then
minetest.env:add_node(old_pos,{type="node",name="technic:light_off"})
minetest.env:add_node(old_pos,{type="node",name="air"})
end
end
-- gemerkte Position ist nun die gerundete neue Position
player_positions[player_name]["x"] = rounded_pos.x
player_positions[player_name]["y"] = rounded_pos.y
player_positions[player_name]["z"] = rounded_pos.z
end
last_wielded[player_name] = "technic:flashlight";
elseif last_wielded[player_name] == "technic:flashlight" then
-- Fackel nicht in der Hand, aber beim letzten Durchgang war die Fackel noch in der Hand
local pos = player:getpos()
local rounded_pos = {x=round(pos.x),y=round(pos.y)+1,z=round(pos.z)}
repeat
local is_light = minetest.env:get_node_or_nil(rounded_pos)
if is_light ~= nil and is_light.name == "technic:light" then
-- minetest.env:remove_node(rounded_pos)
-- Erzwinge Neuberechnung des Lichts
minetest.env:add_node(rounded_pos,{type="node",name="technic:light_off"})
minetest.env:add_node(rounded_pos,{type="node",name="air"})
end
until minetest.env:get_node_or_nil(rounded_pos) ~= "technic:light"
local old_pos = {x=player_positions[player_name]["x"], y=player_positions[player_name]["y"], z=player_positions[player_name]["z"]}
repeat
is_light = minetest.env:get_node_or_nil(old_pos)
if is_light ~= nil and is_light.name == "technic:light" then
-- minetest.env:remove_node(old_pos)
-- Erzwinge Neuberechnung des Lichts
minetest.env:add_node(old_pos,{type="node",name="technic:light_off"})
minetest.env:add_node(old_pos,{type="node",name="air"})
end
until minetest.env:get_node_or_nil(old_pos) ~= "technic:light"
last_wielded[player_name] = wielded_item
end
end
end)
minetest.register_node("technic:light", {
drawtype = "glasslike",
tile_images = {"technic_light.png"},
paramtype = "light",
walkable = false,
is_ground_content = true,
light_propagates = true,
sunlight_propagates = true,
light_source = 15,
selection_box = {
type = "fixed",
fixed = {0, 0, 0, 0, 0, 0},
},
})
minetest.register_node("technic:light_off", {
drawtype = "glasslike",
tile_images = {"technic_light.png"},
paramtype = "light",
walkable = false,
is_ground_content = true,
light_propagates = true,
sunlight_propagates = true,
selection_box = {
type = "fixed",
fixed = {0, 0, 0, 0, 0, 0},
},
})
function flashlight_weared (player)
flashlight_on=false
local inv = player:get_inventory()
local hotbar=inv:get_list("main")
for i=1,8,1 do
if hotbar[i]:get_name() == "technic:flashlight" then
item=hotbar[i]:to_table()
local charge=tonumber((item["wear"]))
if charge ==0 then charge =65535 end
charge=get_RE_item_load(charge,flashlight_max_charge)
if charge-2>0 then
flashlight_on=true
charge =charge-2;
charge=set_RE_item_load(charge,flashlight_max_charge)
item["wear"]=tostring(charge)
hotbar[i]:replace(item)
inv:set_stack("main",i,hotbar[i])
end
return flashlight_on
end
end
return flashlight_on
end