forked from MTSR/techage_modpack
449 lines
12 KiB
Lua
449 lines
12 KiB
Lua
--[[
|
|
|
|
TechAge
|
|
=======
|
|
|
|
Copyright (C) 2019-2020 Joachim Stolberg
|
|
|
|
AGPL v3
|
|
See LICENSE.txt for more information
|
|
|
|
ICTA Controller
|
|
|
|
]]--
|
|
|
|
-- for lazy programmers
|
|
local M = minetest.get_meta
|
|
local S = techage.S
|
|
local logic = techage.logic
|
|
|
|
--
|
|
-- Helper functions
|
|
--
|
|
local function gen_table(size, val)
|
|
local tbl = {}
|
|
for idx = 1,size do
|
|
if type(val) == "table" then
|
|
tbl[idx] = table.copy(val)
|
|
else
|
|
tbl[idx] = val
|
|
end
|
|
end
|
|
return tbl
|
|
end
|
|
|
|
local function integer(s, min, max)
|
|
if s and s ~= "" and s:find("^%d+$") then
|
|
local num = tonumber(s)
|
|
if num < min then num = min end
|
|
if num > max then num = max end
|
|
return num
|
|
end
|
|
return min
|
|
end
|
|
|
|
local sOUTPUT = "Edit commands (see help)"
|
|
local Cache = {}
|
|
local FS_DATA = gen_table(techage.NUM_RULES, {})
|
|
|
|
|
|
local function output(pos, text, flush_buffer)
|
|
local meta = minetest.get_meta(pos)
|
|
if not flush_buffer then
|
|
text = meta:get_string("output") .. "\n" .. (text or "")
|
|
text = text:sub(-500,-1)
|
|
end
|
|
meta:set_string("output", text)
|
|
meta:set_string("formspec", techage.formspecOutput(meta))
|
|
end
|
|
|
|
-- cyclic execution (cycle, cond, result, after, actn)
|
|
local function TemplCyc(cycle, cond, result, after, actn, idx)
|
|
return function(env, output)
|
|
if env.blocked[idx] == false and env.ticks % cycle == 0 then
|
|
env.result[idx] = cond(env, idx)
|
|
env.blocked[idx] = result(env.result[idx])
|
|
if env.blocked[idx] then
|
|
env.timer[idx] = env.ticks + after
|
|
end
|
|
env.condition[idx] = env.blocked[idx]
|
|
else
|
|
env.condition[idx] = false
|
|
end
|
|
if env.blocked[idx] and env.timer[idx] == env.ticks then
|
|
actn(env, output, idx)
|
|
env.blocked[idx] = false
|
|
end
|
|
end
|
|
end
|
|
|
|
-- event based execution
|
|
local function TemplEvt(cond, result, after, actn, idx)
|
|
return function(env, output)
|
|
if env.blocked[idx] == false and env.event then
|
|
env.result[idx] = cond(env, idx)
|
|
env.blocked[idx] = result(env.result[idx])
|
|
if env.blocked[idx] then
|
|
env.timer[idx] = env.ticks + after
|
|
end
|
|
env.condition[idx] = env.blocked[idx]
|
|
else
|
|
env.condition[idx] = false
|
|
end
|
|
if env.blocked[idx] and env.timer[idx] == env.ticks then
|
|
actn(env, output, idx)
|
|
env.blocked[idx] = false
|
|
end
|
|
end
|
|
|
|
end
|
|
|
|
-- generate the Lua code from the NUM_RULES rules
|
|
local function generate(pos, meta, environ)
|
|
local fs_data = minetest.deserialize(meta:get_string("fs_data")) or FS_DATA
|
|
local tbl = {}
|
|
for idx = 1,techage.NUM_RULES do
|
|
local cycle = integer(fs_data[idx].cycle, 0, 1000)
|
|
local cond, result = techage.code_condition(fs_data[idx].cond, environ)
|
|
local after = integer(fs_data[idx].after, 0, 1000)
|
|
local actn = techage.code_action(fs_data[idx].actn, environ)
|
|
-- valid rule?
|
|
if cycle and cond and after and actn then
|
|
-- add rule number
|
|
local f
|
|
if cycle == 0 then -- event
|
|
f = TemplEvt(cond, result, after, actn, idx)
|
|
else -- cyclic
|
|
f = TemplCyc(cycle, cond, result, after, actn, idx)
|
|
end
|
|
-- add to list of rules
|
|
tbl[#tbl+1] = f
|
|
elseif cond ~= nil and actn == nil then
|
|
output(pos, "Error in action in rule "..idx)
|
|
elseif cond == nil and actn ~= nil then
|
|
output(pos, "Error in condition in rule "..idx)
|
|
end
|
|
end
|
|
return tbl
|
|
end
|
|
|
|
local function runtime_environ(pos)
|
|
return {
|
|
ticks = 0,
|
|
pos = pos,
|
|
timer = gen_table(8, 0),
|
|
blocked = gen_table(8, false),
|
|
result = gen_table(8, false),
|
|
condition = gen_table(8, false),
|
|
input = {}, -- node number is key
|
|
}
|
|
end
|
|
|
|
local function compile(pos, meta, number)
|
|
local gen_environ = {
|
|
meta = meta,
|
|
pos = pos,
|
|
number = number,
|
|
owner = meta:get_string("owner"),
|
|
}
|
|
local functions = generate(pos, meta, gen_environ)
|
|
Cache[number] = {
|
|
code = functions,
|
|
env = runtime_environ(pos),
|
|
}
|
|
return true
|
|
end
|
|
|
|
local function execute(pos, number, event)
|
|
local code = Cache[number].code
|
|
local env = Cache[number].env
|
|
if event then
|
|
env.event = true
|
|
else
|
|
env.event = false
|
|
env.ticks = env.ticks + 1
|
|
end
|
|
for _,func in ipairs(code) do
|
|
local res, err = pcall(func, env, output)
|
|
if not res then
|
|
output(pos, err)
|
|
return false
|
|
end
|
|
end
|
|
return true
|
|
end
|
|
|
|
|
|
local function battery(pos)
|
|
local battery_pos = minetest.find_node_near(pos, 1, {"techage:ta4_battery"})
|
|
if battery_pos then
|
|
local meta = minetest.get_meta(pos)
|
|
meta:set_string("battery", minetest.pos_to_string(battery_pos))
|
|
return true
|
|
end
|
|
return false
|
|
end
|
|
|
|
local function start_controller(pos, meta)
|
|
local number = meta:get_string("number")
|
|
if not battery(pos) then
|
|
meta:set_string("formspec", techage.formspecError(meta))
|
|
return false
|
|
end
|
|
|
|
meta:set_string("output", "<press update>")
|
|
meta:set_int("cpu", 0)
|
|
|
|
if compile(pos, meta, number) then
|
|
meta:set_int("state", techage.RUNNING)
|
|
minetest.get_node_timer(pos):start(1)
|
|
local fs_data = minetest.deserialize(meta:get_string("fs_data")) or FS_DATA
|
|
meta:set_string("formspec", techage.formspecRules(meta, fs_data, sOUTPUT))
|
|
meta:set_string("infotext", "Controller "..number..": running")
|
|
return true
|
|
end
|
|
return false
|
|
end
|
|
|
|
local function stop_controller(pos, meta)
|
|
local number = meta:get_string("number")
|
|
meta:set_int("state", techage.STOPPED)
|
|
minetest.get_node_timer(pos):stop()
|
|
meta:set_string("infotext", "Controller "..number..": stopped")
|
|
local fs_data = minetest.deserialize(meta:get_string("fs_data")) or FS_DATA
|
|
meta:set_string("formspec", techage.formspecRules(meta, fs_data, sOUTPUT))
|
|
end
|
|
|
|
local function no_battery(pos)
|
|
local meta = minetest.get_meta(pos)
|
|
local number = meta:get_string("number")
|
|
meta:set_int("state", techage.STOPPED)
|
|
minetest.get_node_timer(pos):stop()
|
|
meta:set_string("infotext", "Controller "..number..": No battery")
|
|
meta:set_string("formspec", techage.formspecError(meta))
|
|
end
|
|
|
|
local function update_battery(meta, cpu)
|
|
local pos = minetest.string_to_pos(meta:get_string("battery"))
|
|
if pos then
|
|
meta = minetest.get_meta(pos)
|
|
local content = meta:get_int("content") - cpu
|
|
if content <= 0 then
|
|
meta:set_int("content", 0)
|
|
return false
|
|
end
|
|
meta:set_int("content", content)
|
|
return true
|
|
end
|
|
end
|
|
|
|
local function on_timer(pos, elapsed)
|
|
local meta = minetest.get_meta(pos)
|
|
local t = minetest.get_us_time()
|
|
local number = meta:get_string("number")
|
|
if Cache[number] or compile(pos, meta, number) then
|
|
local res = execute(pos, number, elapsed == -1)
|
|
if res then
|
|
t = minetest.get_us_time() - t
|
|
if not update_battery(meta, t) then
|
|
no_battery(pos)
|
|
return false
|
|
end
|
|
end
|
|
--print("on_timer", t)
|
|
return res
|
|
end
|
|
return false
|
|
end
|
|
|
|
local function on_receive_fields(pos, formname, fields, player)
|
|
local meta = minetest.get_meta(pos)
|
|
local owner = meta:get_string("owner")
|
|
if not player or not player:is_player() then
|
|
return
|
|
end
|
|
if player:get_player_name() ~= owner then
|
|
return
|
|
end
|
|
|
|
--print("fields", dump(fields))
|
|
if fields.quit then -- cancel button
|
|
return
|
|
end
|
|
if fields.notes then -- notes tab?
|
|
meta:set_string("notes", fields.notes)
|
|
end
|
|
if fields.go then
|
|
local fs_data = minetest.deserialize(meta:get_string("fs_data")) or FS_DATA
|
|
local output = techage.edit_command(fs_data, fields.cmnd)
|
|
stop_controller(pos, meta)
|
|
meta:set_string("formspec", techage.formspecRules(meta, fs_data, output))
|
|
meta:set_string("fs_data", minetest.serialize(fs_data))
|
|
end
|
|
if fields._type_ == "main" then
|
|
techage.store_main_form_data(meta, fields)
|
|
local key = techage.main_form_button_pressed(fields)
|
|
if key then
|
|
-- store data before going into sub-menu
|
|
meta:set_string("fs_old", meta:get_string("fs_data"))
|
|
meta:set_string("formspec", techage.formspecSubMenu(meta, key))
|
|
end
|
|
elseif fields._col_ == "cond" then
|
|
techage.cond_formspec_update(meta, fields)
|
|
elseif fields._col_ == "actn" then
|
|
techage.actn_formspec_update(meta, fields)
|
|
end
|
|
if fields._exit_ == "ok" then -- exit from sub-menu?
|
|
if fields._button_ then
|
|
techage.formspec_button_update(meta, fields)
|
|
end
|
|
-- simulate tab selection
|
|
fields.tab = "1"
|
|
elseif fields._cancel_ == "cancel" then -- abort from sub-menu?
|
|
-- restore old data
|
|
meta:set_string("fs_data", meta:get_string("fs_old"))
|
|
-- simulate tab selection
|
|
fields.tab = "1"
|
|
elseif fields.save == "Save" then -- abort from sub-menu?
|
|
-- store as old data
|
|
meta:set_string("fs_old", meta:get_string("fs_data"))
|
|
-- simulate tab selection
|
|
fields.tab = "1"
|
|
elseif fields.sb_help then
|
|
local evt = minetest.explode_scrollbar_event(fields.sb_help)
|
|
meta:set_string("formspec", techage.formspecHelp(evt.value))
|
|
end
|
|
if fields.update then
|
|
meta:set_string("formspec", techage.formspecOutput(meta))
|
|
elseif fields.clear then
|
|
meta:set_string("output", "<press update>")
|
|
meta:set_string("formspec", techage.formspecOutput(meta))
|
|
elseif fields.list then
|
|
local fs_data = minetest.deserialize(meta:get_string("fs_data")) or FS_DATA
|
|
local s = techage.listing(fs_data)
|
|
output(pos, s, true)
|
|
elseif fields.tab == "1" then
|
|
local fs_data = minetest.deserialize(meta:get_string("fs_data")) or FS_DATA
|
|
meta:set_string("formspec", techage.formspecRules(meta, fs_data, sOUTPUT))
|
|
elseif fields.tab == "2" then
|
|
meta:set_string("formspec", techage.formspecOutput(meta))
|
|
elseif fields.tab == "3" then
|
|
meta:set_string("formspec", techage.formspecNotes(meta))
|
|
elseif fields.tab == "4" then
|
|
meta:set_string("formspec", techage.formspecHelp(1))
|
|
elseif fields.start == "Start" then
|
|
local environ = {
|
|
meta = meta,
|
|
pos = pos,
|
|
number = meta:get_string("number"),
|
|
owner = meta:get_string("owner"),
|
|
}
|
|
--print("CODE:", generate(pos, meta, environ))
|
|
start_controller(pos, meta)
|
|
minetest.log("action", player:get_player_name() ..
|
|
" starts the ta4_controller at ".. minetest.pos_to_string(pos))
|
|
elseif fields.stop == "Stop" then
|
|
stop_controller(pos, meta)
|
|
end
|
|
end
|
|
|
|
minetest.register_node("techage:ta4_icta_controller", {
|
|
description = "TA4 ICTA Controller",
|
|
inventory_image = "techage_ta4_controller_inventory.png",
|
|
wield_image = "techage_ta4_controller_inventory.png",
|
|
stack_max = 1,
|
|
tiles = {
|
|
-- up, down, right, left, back, front
|
|
"techage_smartline.png",
|
|
"techage_smartline.png",
|
|
"techage_smartline.png",
|
|
"techage_smartline.png",
|
|
"techage_smartline.png",
|
|
"techage_smartline.png^techage_ta4_controller.png",
|
|
},
|
|
|
|
drawtype = "nodebox",
|
|
node_box = {
|
|
type = "fixed",
|
|
fixed = {
|
|
{ -6/32, -6/32, 14/32, 6/32, 6/32, 16/32},
|
|
},
|
|
},
|
|
|
|
after_place_node = function(pos, placer)
|
|
local meta = minetest.get_meta(pos)
|
|
local number = techage.add_node(pos, "techage:ta4_icta_controller")
|
|
local fs_data = FS_DATA
|
|
meta:set_string("fs_data", minetest.serialize(fs_data))
|
|
meta:set_string("owner", placer:get_player_name())
|
|
meta:set_string("number", number)
|
|
meta:set_int("state", techage.STOPPED)
|
|
meta:set_string("formspec", techage.formspecRules(meta, fs_data, sOUTPUT))
|
|
--meta:set_string("formspec", techage.cond_formspec(1, 1, nil))
|
|
meta:set_string("infotext", "TA4 ICTA Controller "..number..": stopped")
|
|
end,
|
|
|
|
on_receive_fields = on_receive_fields,
|
|
|
|
after_dig_node = function(pos, oldnode, oldmetadata)
|
|
techage.remove_node(pos, oldnode, oldmetadata)
|
|
techage.del_mem(pos)
|
|
end,
|
|
|
|
on_timer = on_timer,
|
|
|
|
paramtype = "light",
|
|
sunlight_propagates = true,
|
|
paramtype2 = "facedir",
|
|
use_texture_alpha = techage.CLIP,
|
|
groups = {choppy=1, cracky=1, crumbly=1},
|
|
is_ground_content = false,
|
|
sounds = default.node_sound_stone_defaults(),
|
|
})
|
|
|
|
|
|
minetest.register_craft({
|
|
output = "techage:ta4_icta_controller",
|
|
recipe = {
|
|
{"basic_materials:plastic_sheet", "dye:blue", "basic_materials:plastic_sheet"},
|
|
{"", "default:copper_ingot", ""},
|
|
{"techage:ta4_wlanchip", "techage:ta4_ramchip", "techage:ta4_ramchip"},
|
|
},
|
|
})
|
|
|
|
-- write inputs from remote nodes
|
|
local function set_input(pos, own_number, rmt_number, val)
|
|
if rmt_number then
|
|
if Cache[own_number] and Cache[own_number].env.input then
|
|
local t = minetest.get_us_time()
|
|
Cache[own_number].env.input[rmt_number] = val
|
|
Cache[own_number].env.last_event = t
|
|
-- only two events per second
|
|
if not Cache[own_number].last_event or Cache[own_number].last_event < t then
|
|
minetest.after(0.01, on_timer, pos, -1)
|
|
Cache[own_number].last_event = t + 500000 -- add 500 ms
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
techage.register_node({"techage:ta4_icta_controller"}, {
|
|
on_recv_message = function(pos, src, topic, payload)
|
|
local meta = minetest.get_meta(pos)
|
|
local number = meta:get_string("number")
|
|
local state = meta:get_int("state")
|
|
|
|
if state == techage.RUNNING and topic == "on" then
|
|
set_input(pos, number, src, topic)
|
|
elseif state == techage.RUNNING and topic == "off" then
|
|
set_input(pos, number, src, topic)
|
|
elseif topic == "state" then
|
|
local state = meta:get_int("state") or 0
|
|
return techage.StateStrings[state] or "stopped"
|
|
else
|
|
return "unsupported"
|
|
end
|
|
end,
|
|
})
|
|
|