150 lines
3.8 KiB
Lua
150 lines
3.8 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 Cylinder
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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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-- 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 POWER_CONSUMPTION = 8
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local Pipe = techage.SteamPipe
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local consumer = techage.consumer
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local function swap_node(pos, name)
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local node = minetest.get_node(pos)
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if node.name == name then
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return
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end
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node.name = name
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minetest.swap_node(pos, node)
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end
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-- called from pipe network
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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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-- called from pipe network
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local function turn_power_on_clbk(pos, in_dir, sum)
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local mem = tubelib2.get_mem(pos)
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-- Simply store state to be prepared, when flywheel wants to start.
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mem.running = sum > 0
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end
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-- called from flywheel
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local function start_cylinder(pos, on)
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local mem = tubelib2.get_mem(pos)
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if on and mem.running then
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consumer.turn_power_on(pos, POWER_CONSUMPTION)
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swap_node(pos, "techage:cylinder_on")
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return true
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else
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consumer.turn_power_on(pos, 0)
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swap_node(pos, "techage:cylinder")
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end
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return false
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end
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minetest.register_node("techage:cylinder", {
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description = I("TA2 Cylinder"),
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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_appl_open.png^techage_frame_ta2.png",
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"techage_filling_ta2.png^techage_frame_ta2.png^techage_steam_hole.png",
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"techage_filling_ta2.png^techage_cylinder.png^techage_frame_ta2.png",
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"techage_filling_ta2.png^techage_cylinder.png^techage_frame_ta2.png",
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},
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techage = {
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turn_on = turn_power_on_clbk,
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read_power_consumption = consumer.read_power_consumption,
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power_network = Pipe,
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power_side = "L",
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valid_power_dir = valid_power_dir,
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start_cylinder = start_cylinder,
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},
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after_place_node = function(pos, placer)
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local mem = consumer.after_place_node(pos, placer)
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mem.power_consume = 0 -- needed power to run
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mem.power_supply = false -- power available?
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end,
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after_tube_update = consumer.after_tube_update,
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after_dig_node = consumer.after_dig_node,
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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:cylinder_on", {
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description = I("TA2 Cylinder"),
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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_appl_open.png^techage_frame_ta2.png",
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"techage_filling_ta2.png^techage_frame_ta2.png^techage_steam_hole.png",
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{
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image = "techage_filling4_ta2.png^techage_cylinder4.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 = 0.4,
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},
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},
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{
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image = "techage_filling4_ta2.png^techage_cylinder4.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 = 0.4,
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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_clbk,
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read_power_consumption = consumer.read_power_consumption,
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power_network = Pipe,
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power_side = "L",
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valid_power_dir = valid_power_dir,
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start_cylinder = start_cylinder,
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},
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after_tube_update = consumer.after_tube_update,
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after_dig_node = consumer.after_dig_node,
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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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