288 lines
7.6 KiB
Lua
288 lines
7.6 KiB
Lua
--[[
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TechAge
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=======
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Copyright (C) 2019 Joachim Stolberg
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LGPLv2.1+
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See LICENSE.txt for more information
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TA2 Steam Engine Flywheel
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]]--
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-- for lazy programmers
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local S = function(pos) if pos then return minetest.pos_to_string(pos) end end
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local P = minetest.string_to_pos
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local M = minetest.get_meta
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-- Techage Related Data
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local TRD = function(pos) return (minetest.registered_nodes[minetest.get_node(pos).name] or {}).techage end
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-- Load support for intllib.
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local MP = minetest.get_modpath("techage")
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local I,_ = dofile(MP.."/intllib.lua")
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local STANDBY_TICKS = 4
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local COUNTDOWN_TICKS = 4
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local CYCLE_TIME = 8
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local POWER_CAPACITY = 20
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local Axle = techage.Axle
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local generator = techage.generator
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local function formspec(self, pos, mem)
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return "size[8,7]"..
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default.gui_bg..
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default.gui_bg_img..
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default.gui_slots..
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"image[6,0.5;1,2;"..generator.formspec_level(mem, mem.power_result)..
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"image_button[5,1;1,1;".. self:get_state_button_image(mem) ..";state_button;]"..
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"button[2,1.5;2,1;update;"..I("Update").."]"..
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"list[current_player;main;0,3;8,4;]"..
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default.get_hotbar_bg(0, 3)
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end
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local function start_cylinder(pos, on, mem)
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if not on then
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if mem.handle then
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minetest.sound_stop(mem.handle)
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mem.handle = nil
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end
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end
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local pos2 = techage.get_pos(pos, 'L')
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local trd = TRD(pos2)
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if trd and trd.start_cylinder then
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return trd.start_cylinder(pos2, on, mem)
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end
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return false
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end
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local function can_start(pos, mem, state)
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return start_cylinder(pos, true, mem)
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end
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local function play_sound(pos)
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local mem = tubelib2.get_mem(pos)
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if mem.techage_state == techage.RUNNING then
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mem.handle = minetest.sound_play("techage_steamengine", {
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pos = pos,
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gain = 0.5,
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max_hear_distance = 10})
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minetest.after(2, play_sound, pos)
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end
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end
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local function start_node(pos, mem, state)
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generator.turn_power_on(pos, POWER_CAPACITY)
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mem.techage_state = techage.RUNNING
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play_sound(pos)
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end
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local function stop_node(pos, mem, state)
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mem.techage_state = techage.STOPPED
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start_cylinder(pos, false, mem)
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generator.turn_power_on(pos, 0)
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end
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local State = techage.NodeStates:new({
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node_name_passive = "techage:flywheel",
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node_name_active = "techage:flywheel_on",
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cycle_time = CYCLE_TIME,
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standby_ticks = STANDBY_TICKS,
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formspec_func = formspec,
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can_start = can_start,
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start_node = start_node,
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stop_node = stop_node,
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})
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local function distibuting(pos, mem)
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if mem.power_result > 0 then
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State:keep_running(pos, mem, COUNTDOWN_TICKS)
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else
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State:fault(pos, mem)
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start_cylinder(pos, false, mem)
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generator.turn_power_on(pos, 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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local pos2 = techage.get_pos(pos, 'L')
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if minetest.get_node(pos2).name == "techage:cylinder_on" and tubelib2.get_mem(pos2).running then
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distibuting(pos, mem)
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else
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State:fault(pos, mem)
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start_cylinder(pos, false, mem)
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generator.turn_power_on(pos, 0)
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end
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return State:is_active(mem)
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end
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local function valid_power_dir(pos, power_dir, in_dir)
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return power_dir == in_dir
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end
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local function turn_power_on(pos, in_dir, sum)
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local mem = tubelib2.get_mem(pos)
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-- store result for formspec
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mem.power_result = sum
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if State:is_active(mem) and sum <= 0 then
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State:fault(pos, mem)
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start_cylinder(pos, false, mem)
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-- No automatic turn on
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mem.power_capacity = 0
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end
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M(pos):set_string("formspec", formspec(State, pos, mem))
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end
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local function on_receive_fields(pos, formname, fields, player)
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if minetest.is_protected(pos, player:get_player_name()) then
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return
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end
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local mem = tubelib2.get_mem(pos)
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State:state_button_event(pos, mem, fields)
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if fields.update then
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M(pos):set_string("formspec", formspec(State, pos, mem))
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end
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end
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local function on_rightclick(pos)
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local mem = tubelib2.get_mem(pos)
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M(pos):set_string("formspec", formspec(State, pos, mem))
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end
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minetest.register_node("techage:flywheel", {
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description = I("TA2 Flywheel"),
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tiles = {
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-- up, down, right, left, back, front
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"techage_filling_ta2.png^techage_frame_ta2.png",
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"techage_filling_ta2.png^techage_frame_ta2.png",
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"techage_filling_ta2.png^techage_axle_clutch.png^techage_frame_ta2.png",
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"techage_filling_ta2.png^techage_appl_open.png^techage_frame_ta2.png",
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"techage_filling_ta2.png^techage_frame_ta2.png^techage_flywheel.png",
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"techage_filling_ta2.png^techage_frame_ta2.png^techage_flywheel.png^[transformFX]",
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},
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techage = {
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turn_on = turn_power_on,
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read_power_consumption = generator.read_power_consumption,
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power_network = Axle,
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power_side = "R",
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animated_power_network = true,
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},
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after_place_node = function(pos, placer)
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local mem = generator.after_place_node(pos)
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State:node_init(pos, mem, "")
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on_rightclick(pos)
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end,
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after_dig_node = function(pos, oldnode, oldmetadata, digger)
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State:after_dig_node(pos, oldnode, oldmetadata, digger)
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generator.after_dig_node(pos, oldnode)
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end,
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after_tube_update = generator.after_tube_update,
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on_receive_fields = on_receive_fields,
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on_rightclick = on_rightclick,
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on_timer = node_timer,
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paramtype2 = "facedir",
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groups = {cracky=2, crumbly=2, choppy=2},
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on_rotate = screwdriver.disallow,
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is_ground_content = false,
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sounds = default.node_sound_wood_defaults(),
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})
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minetest.register_node("techage:flywheel_on", {
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description = I("TA2 Flywheel"),
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tiles = {
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-- up, down, right, left, back, front
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"techage_filling_ta2.png^techage_frame_ta2.png",
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"techage_filling_ta2.png^techage_frame_ta2.png",
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{
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image = "techage_filling4_ta2.png^techage_axle_clutch4.png^techage_frame4_ta2.png",
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backface_culling = false,
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animation = {
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type = "vertical_frames",
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aspect_w = 32,
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aspect_h = 32,
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length = 0.6,
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},
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},
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"techage_filling_ta2.png^techage_appl_open.png^techage_frame_ta2.png",
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{
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image = "techage_filling8_ta2.png^techage_frame8_ta2.png^techage_flywheel8.png",
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backface_culling = false,
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animation = {
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type = "vertical_frames",
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aspect_w = 32,
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aspect_h = 32,
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length = 1.2,
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},
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},
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{
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image = "techage_filling8_ta2.png^techage_frame8_ta2.png^techage_flywheel8.png^[transformFX]",
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backface_culling = false,
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animation = {
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type = "vertical_frames",
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aspect_w = 32,
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aspect_h = 32,
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length = 1.2,
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},
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},
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},
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techage = {
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turn_on = turn_power_on,
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read_power_consumption = generator.read_power_consumption,
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power_network = Axle,
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power_side = "R",
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animated_power_network = true,
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},
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after_dig_node = function(pos, oldnode, oldmetadata, digger)
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State:after_dig_node(pos, oldnode, oldmetadata, digger)
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generator.after_dig_node(pos, oldnode)
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end,
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after_tube_update = generator.after_tube_update,
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on_receive_fields = on_receive_fields,
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on_rightclick = on_rightclick,
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on_timer = node_timer,
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paramtype2 = "facedir",
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groups = {not_in_creative_inventory=1},
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diggable = false,
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on_rotate = screwdriver.disallow,
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is_ground_content = false,
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sounds = default.node_sound_wood_defaults(),
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})
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minetest.register_craft({
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output = "techage:flywheel",
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recipe = {
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{"basic_materials:steel_bar", "dye:red", "default:wood"},
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{"", "basic_materials:gear_steel", "techage:axle"},
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{"default:wood", "techage:iron_ingot", "basic_materials:steel_bar"},
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},
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})
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minetest.register_lbm({
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label = "[techage] Steam engine sound",
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name = "techage:steam_engine",
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nodenames = {"techage:flywheel_on"},
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run_at_every_load = true,
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action = function(pos, node)
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play_sound(pos)
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end
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})
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techage.register_help_page(I("TA2 Flywheel"),
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I([[Part of the steam engine.
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Has to be placed side by side
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with the TA2 Cylinder.
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Used to turn on/off the steam engine.
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Connect the Flywheel with your TA2 machines
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by means of Axles and Gearboxes
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(see TA2 Steam Engine)]]), "techage:flywheel") |