techage/lamps/lib.lua

144 lines
3.7 KiB
Lua

--[[
TechAge
=======
Copyright (C) 2019 Joachim Stolberg
GPL v3
See LICENSE.txt for more information
Lamp library
]]--
-- for lazy programmers
local S = function(pos) if pos then return minetest.pos_to_string(pos) end end
local P = minetest.string_to_pos
local M = minetest.get_meta
local PWR_NEEDED = 0.5
local CYCLE_TIME = 4
local Cable = techage.ElectricCable
local power = techage.power
local function swap_node(pos, postfix)
local node = techage.get_node_lvm(pos)
local parts = string.split(node.name, "_")
if postfix == parts[2] then
return
end
node.name = parts[1].."_"..postfix
minetest.swap_node(pos, node)
end
local function on_power(pos, mem)
if mem.turned_on then
swap_node(pos, "on")
end
end
local function on_nopower(pos, mem)
swap_node(pos, "off")
end
local function node_timer(pos, elapsed)
local mem = tubelib2.get_mem(pos)
if mem.turned_on then
power.consumer_alive(pos, mem)
end
return mem.turned_on
end
local function lamp_on_rightclick(pos, node, clicker)
if minetest.is_protected(pos, clicker:get_player_name()) then
return
end
local mem = tubelib2.get_mem(pos)
if not mem.turned_on and power.power_available(pos, mem, PWR_NEEDED) then
mem.turned_on = true
swap_node(pos, "on")
power.consumer_start(pos, mem, CYCLE_TIME, PWR_NEEDED)
minetest.get_node_timer(pos):start(CYCLE_TIME)
else
mem.turned_on = false
swap_node(pos, "off")
power.consumer_stop(pos, mem)
minetest.get_node_timer(pos):stop()
end
end
local function on_rotate(pos, node, user, mode, new_param2)
if minetest.is_protected(pos, user:get_player_name()) then
return false
end
node.param2 = techage.rotate_wallmounted(node.param2)
minetest.swap_node(pos, node)
return true
end
local function on_place(itemstack, placer, pointed_thing)
if pointed_thing.type ~= "node" then
return itemstack
end
return minetest.rotate_and_place(itemstack, placer, pointed_thing)
end
local function determine_power_side(pos, node)
return {techage.determine_node_bottom_as_dir(node)}
end
function techage.register_lamp(basename, ndef_off, ndef_on)
ndef_off.on_construct = tubelib2.init_mem
ndef_off.on_rightclick = lamp_on_rightclick
if not ndef_off.on_rotate then
ndef_off.on_place = on_place
end
ndef_off.on_rotate = ndef_off.on_rotate or on_rotate
ndef_off.on_timer = node_timer
ndef_off.paramtype = "light"
ndef_off.light_source = 0
ndef_off.sunlight_propagates = true
ndef_off.paramtype2 = "facedir"
ndef_off.groups = {choppy=2, cracky=2, crumbly=2}
ndef_off.is_ground_content = false
ndef_off.sounds = default.node_sound_glass_defaults()
ndef_on.on_construct = tubelib2.init_mem
ndef_on.on_rightclick = lamp_on_rightclick
ndef_on.on_rotate = ndef_on.on_rotate or on_rotate
ndef_on.on_timer = node_timer
ndef_on.paramtype = "light"
ndef_on.light_source = minetest.LIGHT_MAX
ndef_on.sunlight_propagates = true
ndef_on.paramtype2 = "facedir"
ndef_on.diggable = false
ndef_on.groups = {not_in_creative_inventory=1}
ndef_on.is_ground_content = false
ndef_on.sounds = default.node_sound_glass_defaults()
minetest.register_node(basename.."_off", ndef_off)
minetest.register_node(basename.."_on", ndef_on)
techage.power.register_node({basename.."_off", basename.."_on"}, {
power_network = Cable,
conn_sides = ndef_off.conn_sides or determine_power_side, -- will be handled by clbk function
on_power = on_power,
on_nopower = on_nopower,
})
minetest.register_lbm({
label = "[techage] Start lamp",
name = "techage:start_lamp",
nodenames = {basename.."_on"},
run_at_every_load = true,
action = function(pos, node)
local mem = tubelib2.get_mem(pos)
minetest.get_node_timer(pos):start(CYCLE_TIME)
power.consumer_start(pos, mem, CYCLE_TIME, PWR_NEEDED)
end
})
end