323 lines
8.4 KiB
Lua
323 lines
8.4 KiB
Lua
--[[
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TechAge
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=======
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Copyright (C) 2019 DS-Minetest, Joachim Stolberg
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GPL v3
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See LICENSE.txt for more information
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TA4 Power Wind Turbine Rotor
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Code by Joachim Stolberg, derived from DS-Minetest [1]
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Rotor model and texture designed by DS-Minetest [1] (CC-0)
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[1] https://github.com/DS-Minetest/wind_turbine
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]]--
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-- for lazy programmers
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local M = minetest.get_meta
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local S = techage.S
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local CYCLE_TIME = 2
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local PWR_PERF = 80
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local Cable = techage.ElectricCable
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local power = techage.power
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local Rotors = {}
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local MAX_NUM_FOREIGN_NODES = 50
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local Face2Dir = {[0]=
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{x=0, y=0, z=1},
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{x=1, y=0, z=0},
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{x=0, y=0, z=-1},
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{x=-1, y=0, z=0},
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{x=0, y=-1, z=0},
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{x=0, y=1, z=0}
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}
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local function pos_and_yaw(pos, param2)
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local dir = Face2Dir[param2]
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local yaw = minetest.dir_to_yaw(dir)
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dir = vector.multiply(dir, 1.1)
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pos = vector.add(pos, dir)
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return pos, {x=0, y=yaw, z=0}
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end
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local function add_rotor(pos, mem, player_name)
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mem.error = false
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-- Check for next wind turbine
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local pos1 = {x=pos.x-13, y=pos.y-9, z=pos.z-13}
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local pos2 = {x=pos.x+13, y=pos.y+10, z=pos.z+13}
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local num = #minetest.find_nodes_in_area(pos1, pos2, {"techage:ta4_wind_turbine"})
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if num > 1 then
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if player_name then
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minetest.chat_send_player(player_name, S("[TA4 Wind Turbine]")..
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" "..S("The wind turbines are too close together!"))
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end
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M(pos):set_string("infotext", S("TA4 Wind Turbine").." "..S("Error"))
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mem.error = true
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return
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end
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-- Check for water surface (occean)
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pos1 = {x=pos.x-20, y=0, z=pos.z-20}
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pos2 = {x=pos.x+20, y=1, z=pos.z+20}
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local num = #minetest.find_nodes_in_area(pos1, pos2, {"default:water_source", "default:water_flowing", "ignore"})
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if num < (41*41*2-MAX_NUM_FOREIGN_NODES) then
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if player_name then
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minetest.chat_send_player(player_name, S("[TA4 Wind Turbine]")..
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" "..S("Wrong place for wind turbines!"))
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end
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M(pos):set_string("infotext", S("TA4 Wind Turbine").." "..S("Error"))
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mem.error = true
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return
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end
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if pos.y < 12 or pos.y > 20 then
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if player_name then
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minetest.chat_send_player(player_name, S("[TA4 Wind Turbine]")..
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" "..S("No wind at this altitude!"))
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end
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M(pos):set_string("infotext", S("TA4 Wind Turbine").." "..S("Error"))
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mem.error = true
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return
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end
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local hash = minetest.hash_node_position(pos)
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if not Rotors[hash] then
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local node = minetest.get_node(pos)
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local npos, yaw = pos_and_yaw(pos, node.param2)
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local obj = minetest.add_entity(npos, "techage:rotor_ent")
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obj:set_animation({x = 0, y = 119}, 0, 0, true)
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obj:set_rotation(yaw)
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Rotors[hash] = obj
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end
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local own_num = M(pos):get_string("node_number") or ""
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M(pos):set_string("infotext", S("TA4 Wind Turbine").." "..own_num)
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end
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local function start_rotor(pos, mem)
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local npos = techage.get_pos(pos, "F")
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local node = minetest.get_node(npos)
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if node.name ~= "techage:ta4_wind_turbine_nacelle" then
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M(pos):set_string("infotext", S("TA4 Wind Turbine").." "..S("Error"))
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mem.error = true
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return
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end
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mem.providing = true
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power.generator_start(pos, mem, PWR_PERF)
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local hash = minetest.hash_node_position(pos)
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if Rotors[hash] then
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Rotors[hash]:set_animation_frame_speed(50)
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end
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end
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local function stop_rotor(pos, mem)
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mem.providing = false
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power.generator_stop(pos, mem)
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local hash = minetest.hash_node_position(pos)
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if Rotors[hash] then
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Rotors[hash]:set_animation_frame_speed(0)
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end
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end
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local function node_timer(pos, elapsed)
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local mem = tubelib2.get_mem(pos)
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if not mem.running then
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return false
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end
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local time = minetest.get_timeofday() or 0
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if (time >= 5.00/24.00 and time <= 9.00/24.00) or (time >= 17.00/24.00 and time <= 21.00/24.00) then
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if not mem.providing then
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start_rotor(pos, mem)
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end
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else
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if mem.providing then
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stop_rotor(pos, mem)
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end
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end
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if mem.providing then
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power.generator_alive(pos, mem)
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end
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return true
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end
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minetest.register_node("techage:ta4_wind_turbine", {
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description = S("TA4 Wind Turbine"),
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inventory_image = "techage_wind_turbine_inv.png",
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tiles = {
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-- up, down, right, left, back, front
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"techage_rotor_top.png",
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"techage_rotor_top.png^techage_appl_hole_electric.png",
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"techage_rotor.png",
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"techage_rotor.png",
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"techage_rotor.png",
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"techage_rotor.png^techage_appl_open.png",
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},
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on_construct = tubelib2.init_mem,
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after_place_node = function(pos, placer)
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local meta = M(pos)
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-- secondary 'after_place_node', called by power. Don't use tubelib2.init_mem(pos)!!!
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local mem = tubelib2.get_mem(pos)
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local own_num = techage.add_node(pos, "techage:ta4_wind_turbine")
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meta:set_string("node_number", own_num)
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meta:set_string("owner", placer:get_player_name())
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meta:set_string("infotext", S("TA4 Wind Turbine").." "..own_num)
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mem.providing = false
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mem.running = true
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add_rotor(pos, mem, placer:get_player_name())
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minetest.get_node_timer(pos):start(CYCLE_TIME)
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end,
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on_timer = node_timer,
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after_dig_node = function(pos)
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local hash = minetest.hash_node_position(pos)
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if Rotors[hash] and Rotors[hash]:get_luaentity() then
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Rotors[hash]:remove()
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end
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Rotors[hash] = nil
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techage.remove_node(pos)
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tubelib2.del_mem(pos)
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end,
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paramtype2 = "facedir",
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groups = {cracky=2, crumbly=2, choppy=2},
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is_ground_content = false,
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sounds = default.node_sound_metal_defaults(),
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})
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minetest.register_node("techage:ta4_wind_turbine_nacelle", {
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description = S("TA4 Wind Turbine Nacelle"),
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tiles = {
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-- up, down, right, left, back, front
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"techage_rotor_top.png",
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"techage_rotor_top.png",
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"techage_rotor.png",
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"techage_rotor.png",
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"techage_rotor.png^techage_appl_open.png",
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"techage_rotor.png",
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},
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paramtype2 = "facedir",
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groups = {cracky=2, crumbly=2, choppy=2},
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is_ground_content = false,
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sounds = default.node_sound_metal_defaults(),
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})
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minetest.register_entity("techage:rotor_ent", {initial_properties = {
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physical = false,
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pointable = false,
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visual = "mesh",
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visual_size = {x = 1.5, y = 1.5, z = 1.5},
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mesh = "techage_rotor.b3d",
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textures = {"techage_rotor_blades.png"},
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static_save = false,
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}})
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techage.power.register_node({"techage:ta4_wind_turbine"}, {
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power_network = Cable,
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conn_sides = {"D"},
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})
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techage.register_node({"techage:ta4_wind_turbine"}, {
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on_recv_message = function(pos, src, topic, payload)
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local mem = tubelib2.get_mem(pos)
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if topic == "state" then
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local node = minetest.get_node(pos)
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if node.name == "ignore" then -- unloaded node?
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return "unloaded"
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end
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if mem.error then
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return "error"
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elseif mem.running and mem.providing then
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return "running"
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else
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return "stopped"
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end
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elseif topic == "on" then
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mem.running = true
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elseif topic == "off" then
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mem.running = false
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else
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return "unsupported"
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end
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end,
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on_node_load = function(pos)
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local mem = tubelib2.get_mem(pos)
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add_rotor(pos, mem)
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mem.providing = false -- to force the rotor start
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minetest.get_node_timer(pos):start(CYCLE_TIME)
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end,
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})
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minetest.register_craftitem("techage:ta4_epoxy", {
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description = S("TA4 Epoxide Resin"),
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inventory_image = "techage_epoxy.png",
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})
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minetest.register_craftitem("techage:ta4_carbon_fiber", {
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description = S("TA4 Carbon Fiber"),
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inventory_image = "techage_carbon_fiber.png",
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})
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minetest.register_craftitem("techage:ta4_rotor_blade", {
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description = S("TA4 Rotor Blade"),
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inventory_image = "techage_rotor_blade.png",
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})
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minetest.register_craft({
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output = "techage:ta4_wind_turbine",
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recipe = {
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{"dye:white", "techage:ta4_rotor_blade", "dye:red"},
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{"basic_materials:gear_steel", "techage:generator", "basic_materials:gear_steel"},
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{"techage:ta4_rotor_blade", "techage:electric_cableS", "techage:ta4_rotor_blade"},
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},
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})
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minetest.register_craft({
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output = "techage:ta4_wind_turbine_nacelle",
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recipe = {
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{"default:steel_ingot", "", "default:steel_ingot"},
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{"dye:white", "techage:ta4_wlanchip", "dye:red"},
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{"", "default:copper_ingot", ""},
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},
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})
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minetest.register_craft({
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output = "techage:ta4_rotor_blade",
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recipe = {
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{"techage:ta4_carbon_fiber", "dye:white", "techage:ta4_carbon_fiber"},
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{"techage:ta4_epoxy", "techage:ta4_carbon_fiber", "techage:ta4_epoxy"},
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{"techage:ta4_carbon_fiber", "dye:red", "techage:ta4_carbon_fiber"},
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},
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})
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techage.furnace.register_recipe({
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output = "techage:ta4_carbon_fiber",
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recipe = {"default:papyrus", "default:stick", "default:papyrus", "default:stick"},
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heat = 4,
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time = 3,
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})
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techage.furnace.register_recipe({
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output = "techage:ta4_epoxy",
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recipe = {"basic_materials:oil_extract", "techage:oil_source",
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"basic_materials:oil_extract", "techage:oil_source"},
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heat = 4,
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time = 3,
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})
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