techage/steam_engine/flywheel.lua

240 lines
6.4 KiB
Lua

--[[
TechAge
=======
Copyright (C) 2019 Joachim Stolberg
LGPLv2.1+
See LICENSE.txt for more information
TA2 Steam Engine Flywheel
]]--
-- 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 TP = function(pos) return (minetest.registered_nodes[minetest.get_node(pos).name] or {}).techage end
local TN = function(name) return (minetest.registered_nodes[name] or {}).techage end
-- Load support for intllib.
local MP = minetest.get_modpath("tubelib2")
local I,_ = dofile(MP.."/intllib.lua")
local STANDBY_TICKS = 4
local COUNTDOWN_TICKS = 4
local CYCLE_TIME = 8
local POWER_CAPACITY = 8
local Axle = techage.Axle
local generator = techage.generator
local function formspec(self, pos, mem)
return "size[8,7]"..
default.gui_bg..
default.gui_bg_img..
default.gui_slots..
"image[6,0.5;1,2;"..generator.formspec_level(mem, mem.power_result)..
"image_button[5,1;1,1;".. self:get_state_button_image(mem) ..";state_button;]"..
"button[2,1.5;2,1;update;"..I("Update").."]"..
"list[current_player;main;0,3;8,4;]"..
default.get_hotbar_bg(0, 3)
end
local function start_cylinder(pos, on)
local pos2 = techage.get_pos(pos, 'L')
local that = TP(pos2)
if that and that.start_cylinder then
return that.start_cylinder(pos2, on)
end
return false
end
local function can_start(pos, mem, state)
return start_cylinder(pos, true)
end
local function start_node(pos, mem, state)
generator.turn_power_on(pos, POWER_CAPACITY)
end
local function stop_node(pos, mem, state)
start_cylinder(pos, false)
generator.turn_power_on(pos, 0)
end
local State = techage.NodeStates:new({
node_name_passive = "techage:flywheel",
node_name_active = "techage:flywheel_on",
cycle_time = CYCLE_TIME,
standby_ticks = STANDBY_TICKS,
formspec_func = formspec,
can_start = can_start,
start_node = start_node,
stop_node = stop_node,
})
local function distibuting(pos, mem)
if mem.power_result > 0 then
State:keep_running(pos, mem, COUNTDOWN_TICKS)
else
State:fault(pos, mem)
start_cylinder(pos, false)
generator.turn_power_on(pos, 0)
end
end
local function node_timer(pos, elapsed)
local mem = tubelib2.get_mem(pos)
print("flywheel node_timer")
local pos2 = techage.get_pos(pos, 'L')
if minetest.get_node(pos2).name == "techage:cylinder_on" and tubelib2.get_mem(pos2).running then
distibuting(pos, mem)
else
State:fault(pos, mem)
start_cylinder(pos, false)
generator.turn_power_on(pos, 0)
end
return State:is_active(mem)
end
local function valid_power_dir(pos, power_dir, in_dir)
return power_dir == in_dir
end
local function turn_power_on(pos, in_dir, sum)
local mem = tubelib2.get_mem(pos)
-- store result for formspec
mem.power_result = sum
if State:is_active(mem) and sum <= 0 then
State:fault(pos, mem)
start_cylinder(pos, false)
-- No automatic turn on
mem.power_capacity = 0
end
M(pos):set_string("formspec", formspec(State, pos, mem))
end
local function on_receive_fields(pos, formname, fields, player)
if minetest.is_protected(pos, player:get_player_name()) then
return
end
local mem = tubelib2.get_mem(pos)
State:state_button_event(pos, mem, fields)
if fields.update then
M(pos):set_string("formspec", formspec(State, pos, mem))
end
end
local function on_rightclick(pos)
local mem = tubelib2.get_mem(pos)
M(pos):set_string("formspec", formspec(State, pos, mem))
end
minetest.register_node("techage:flywheel", {
description = I("TA2 Flywheel"),
tiles = {
-- up, down, right, left, back, front
"techage_filling_ta2.png^techage_frame_ta2.png",
"techage_filling_ta2.png^techage_frame_ta2.png",
"techage_filling_ta2.png^techage_axle_clutch.png^techage_frame_ta2.png",
"techage_filling_ta2.png^techage_appl_open.png^techage_frame_ta2.png",
"techage_filling_ta2.png^techage_frame_ta2.png^techage_flywheel.png",
"techage_filling_ta2.png^techage_frame_ta2.png^techage_flywheel.png^[transformFX]",
},
techage = {
turn_on = turn_power_on,
read_power_consumption = generator.read_power_consumption,
power_network = Axle,
animated_power_network = true,
},
after_place_node = function(pos, placer)
local mem = generator.after_place_node(pos)
State:node_init(pos, mem, "")
on_rightclick(pos)
end,
after_dig_node = function(pos, oldnode, oldmetadata, digger)
State:after_dig_node(pos, oldnode, oldmetadata, digger)
generator.after_dig_node(pos, oldnode)
end,
after_tube_update = generator.after_tube_update,
on_receive_fields = on_receive_fields,
on_rightclick = on_rightclick,
on_timer = node_timer,
paramtype2 = "facedir",
groups = {cracky=2, crumbly=2, choppy=2},
on_rotate = screwdriver.disallow,
is_ground_content = false,
sounds = default.node_sound_wood_defaults(),
})
minetest.register_node("techage:flywheel_on", {
description = I("TA2 Flywheel"),
tiles = {
-- up, down, right, left, back, front
"techage_filling_ta2.png^techage_frame_ta2.png",
"techage_filling_ta2.png^techage_frame_ta2.png",
{
image = "techage_filling4_ta2.png^techage_axle_clutch4.png^techage_frame4_ta2.png",
backface_culling = false,
animation = {
type = "vertical_frames",
aspect_w = 32,
aspect_h = 32,
length = 0.6,
},
},
"techage_filling_ta2.png^techage_appl_open.png^techage_frame_ta2.png",
{
image = "techage_filling4_ta2.png^techage_frame4_ta2.png^techage_flywheel4.png",
backface_culling = false,
animation = {
type = "vertical_frames",
aspect_w = 32,
aspect_h = 32,
length = 0.6,
},
},
{
image = "techage_filling4_ta2.png^techage_frame4_ta2.png^techage_flywheel4.png^[transformFX]",
backface_culling = false,
animation = {
type = "vertical_frames",
aspect_w = 32,
aspect_h = 32,
length = 0.6,
},
},
},
techage = {
turn_on = turn_power_on,
read_power_consumption = generator.read_power_consumption,
power_network = Axle,
animated_power_network = true,
},
after_dig_node = function(pos, oldnode, oldmetadata, digger)
State:after_dig_node(pos, oldnode, oldmetadata, digger)
generator.after_dig_node(pos, oldnode)
end,
after_tube_update = generator.after_tube_update,
on_receive_fields = on_receive_fields,
on_rightclick = on_rightclick,
on_timer = node_timer,
paramtype2 = "facedir",
groups = {not_in_creative_inventory=1},
diggable = false,
on_rotate = screwdriver.disallow,
is_ground_content = false,
sounds = default.node_sound_wood_defaults(),
})