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simulator-thread.tl
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simulator-thread.tl
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require "love.filesystem"
require "log"
require "love.timer"
require "mtschemes"
require "types"
require "love"
require "love.math"
require 'cell'
require 'log'
-- иногда возникает ошибка загрузки модулей при повторном старте
-- возможно не завершаются потоки?
--love.filesystem.setRequirePath("?.lua;scenes/automato/?.lua")
require("mobdebug").start()
local threadNum: integer = ... as integer
printLog("thread", threadNum, "is running")
local inspect = require "inspect"
local serpent = require "serpent"
--local maxDataChannelCount = 10
--local randseed: number = love.timer.getTime()
local secondDelay = 1
local rng: love.math.RandomGenerator
local istate: CommonSetup
-- массив всех клеток
local cells: Cells = {}
-- массив массивов [x][y] с клетками по индексам
-- TODO Переработать интерфейс взаимодействия с сеткой на использования класса
-- Grid на основе C-массива 2Д
local grid: Grid = {}
-- размер сетки
local gridSize: integer
-- сколько клеток создавать корутиной в начальном впрыске
local cellsNum: integer
-- текущая итерация
local iter: integer = 0
-- таблица общей статистики
local stat: Statistic = {}
-- список еды
local meals: {Cell} = {}
-- флаг остановки потока
local stop = false
-- схема многопоточности
local schema: MtSchema
-- кортеж координат для сдвига площадки рисования одного потока
local drawCoefficients: {integer, integer}
-- шагнуть при шаговом режиме
local doStep = false
-- шаговый или продолжительный режим
local checkStep = false
-- команды таблички управления нитью
local commands: ThreadCommandsStore = {}
-- номер последней итерации на которой создавались клетки
local lastEmitIter = 0
-- через сколько итераций спустя создавать клетку
local emitInvSpeed = 100.
local logName = string.format("thread%d.txt", threadNum)
printLog("logName", logName)
--[[
channels.cellrequest:push() <=> channels[1].cellrequest
две таблицы
--]]
local channels: Channels = initChannels(threadNum)
-- строчка: имя
for k, v in ipairs(ChannelsTypes) do
printLog("v", v, 'k', k)
end
printLog("channels", inspect(channels))
local cellActions = require "cell-actions"
-- расчет количества итераций в секунду
local timestamp: number
local stepsCount = 0
local stepsPerSecond = 0
-- флажок устанавливается когда корутина эксперимента закончилась
-- нет смысла в этом флаге если корутина завершилась ошибочно
-- TODO удалить за ненадобностью?
local free = false
local removed: {Cell} = {}
local experimentCoro: thread
-- заполнить решетку пустыми значениями. В качестве значений используются
-- пустые таблицы {}
function getFalseGrid(): Grid
local res = {}
for _ = 1, gridSize do
local t = {}
for _ = 1, gridSize do
t[#t + 1] = {}
end
res[#res + 1] = t
end
return res
end
function updateGrid()
for _, v in ipairs(cells) do
grid[v.pos.x][v.pos.y] = v
end
for _, v in ipairs(meals) do
grid[v.pos.x][v.pos.y] = v
end
end
-- не работает нормально. Нужно отсылал с некоторой периодичностью в виде
-- сообщений в основную нить
function gatherStatistic(cells: {Cell})
local maxEnergy = 0.0
--local minEnergy = istate.initialEnergy[2]
local minEnergy = 100000000.0
local sumEnergy = 0.0
local square = gridSize * gridSize
local i = 0
-- зачем?
for _, v in ipairs(cells) do
if v.energy and v.energy > 0 then
i = i + 1
end
if v.energy > maxEnergy then
maxEnergy = v.energy
end
if v.energy < minEnergy then
minEnergy = v.energy
end
sumEnergy = sumEnergy + v.energy
end
--local num = #cells > 0 and #cells or 1
if sumEnergy == 0 then
sumEnergy = 1
end
--printLog('square, i', square, i)
local midEnergy: number
if #cells == 0 then
midEnergy = 0
minEnergy = 0
else
midEnergy = sumEnergy / #cells
end
stat.allEated = cellActions.getAllEated()
stat.maxEnergy = maxEnergy
stat.minEnergy = minEnergy
stat.midEnergy = midEnergy
stat.cells = #cells
stat.meals = #meals
stat.percentAreaFilled = i / square
stat.iterations = iter
end
function emitFoodInRandomPoint(): boolean, Cell
--XXX проверить - может ли x достигать gridSize
local x = math.floor(rng:random(1, gridSize))
local y = math.floor(rng:random(1, gridSize))
local t = grid[x][y]
-- если клетка пустая
if not t.energy then
local self = {
food = true,
pos = {x = x, y = y}
}
table.insert(meals, self)
grid[x][y] = self
return true, grid[x][y]
else
return false, grid[x][y]
end
end
local foodGenerationSpeed = 0.1
local accum = 0.
--[[
Сделать возможность генерации пищи не на каждом шагу симуляции
math.log()
--]]
function emitFood(_: number)
if istate.nofood then
return
--coroutine.yield()
end
while true do
accum = accum + foodGenerationSpeed
for _ = 0, math.floor(math.log(iter)) do
--print(i, accum)
emitFoodInRandomPoint()
--local emited, _ = emitFoodInRandomPoint()
--if not emited then
---- здесь исследовать причины смерти яцейки
----print("not emited gridcell", inspect(gridcell))
--end
end
coroutine.yield()
end
end
--[[ XXX Выключено из-за проблем загрузкм модулей
function saveDeadCellsLog(cells: {Cells})
local filename = string.format("cells%d.gzip", threadNum)
local file = io.open(filename, "w")
for _, cell in ipairs(cells) do
local celldump: string = serpent.dump(cell)
local compressedcellstr = love.data.compress("string", "gzip", celldump) as string
if not compressedcellstr then
error("Not compressed cell")
end
local len: number = compressedcellstr:len()
-- записываю 4 байта длины сжатой строки
file:write(struct.pack("<d", len))
file:write(compressedcellstr)
end
file:close()
end
--]]
function updateCells(cells: {Cell}): {Cell}
local alive = {}
for _, cell in ipairs(cells) do
local isalive = cell:update()
if isalive then
table.insert(alive, cell)
else
table.insert(removed, cell)
end
end
return alive
end
--local function initCellOneCommandCode(command: string, steps: number): Cell
--local cell = initCell()
--print("cell.energy", cell.energy)
--cell.code = {}
--for i = 1, steps do
--table.insert(cell.code, command)
--end
----print("cell.code", inspect(cell.code))
--return cell
--end
--[[ XXX Not compiled
local function cloneCell(cell: Cell, newx: number, newy: number): Cell
if not isAlive(newx, newy) then
local new: Cell = {}
for k, v in pairs(cell as {any: any}) do
if type(v) ~= "table" then
--new[k] = v
new as {any: any}[k] = v
else
new as {any: any}[k] = {}
for k1, v1 in pairs(v as table) do
--new as {any: {any}}[k][k1] = v1
new as {any: any}[k][k1 as string] = v1
end
end
end
new.pos.x, new.pos.y = newx, newy
printLog("cloned cell")
table.insert(cells, new)
return new
else
printLog("nothing in clone")
return nil
end
end
--]]
local function genPosition(): number, number
local cx = 0.
local cy = 0.
local i, limit = 0, 1000
while true do
cx = rng:random(1, istate.gridSize)
cy = rng:random(1, istate.gridSize)
local len = dist(
cx, cy,
istate.spreadPoint.x, istate.spreadPoint.y
)
local ex1 = len < istate.spreadRad
local ex2 = grid[math.floor(cx)][math.floor(cy)].food == nil
local ex3 = grid[math.floor(cx)][math.floor(cy)].energy == nil;
if ex1 and ex2 and ex3 then
return cx, cy
end
i = i + 1
if i > limit then
break
end
end
error("Could not generate position")
return 0, 0
end
--[[
Пока только линейный рост колонии
--]]
local function emitCell(_: number)
--[[
printLog("cellsNum", cellsNum)
-- не создается нужное количество клеток
while true do
--for i = 1, cellsNum do
if cellId >= cellsNum then
break
end
if iter - lastEmitIter >= emitInvSpeed then
printLog("iter", iter)
--local cx, cy = genPosition()
local cx = love.rng:random(1, istate.gridSize)
local cy = love.rng:random(1, istate.gridSize)
initCell({
pos = { x = cx, y = cy }
})
lastEmitIter = iter
end
iter = coroutine.yield() as number
end
--]]
--printLog('istate.cellsNum', istate.cellsNum)
if istate.emitFlags == 'normal' then
for _ = 1, istate.cellsNum do
local cx, cy = genPosition()
--local cx = rng:random(1, istate.gridSize)
--local cy = rng:random(1, istate.gridSize)
--printLog('cx, cy', cx, cy)
table.insert(
cells,
Cell.new({ pos = { x = cx, y = cy } })
)
coroutine.yield()
end
elseif istate.emitFlags == 'directions_only' then
local cx, cy = genPosition()
table.insert(
cells,
Cell.new(
{
pos = { x = cx, y = cy },
code = {'left',}
}
)
)
cx, cy = genPosition()
table.insert(
cells,
Cell.new(
{
pos = { x = cx, y = cy },
code = {'right',}
}
)
)
cx, cy = genPosition()
table.insert(
cells,
Cell.new(
{
pos = { x = cx, y = cy },
code = {'up',}
}
)
)
cx, cy = genPosition()
table.insert(
cells,
Cell.new(
{
pos = { x = cx, y = cy },
code = {'down',}
}
)
)
elseif istate.emitFlags == 'divide_only' then
table.insert(
cells,
Cell.new(
{
pos = { x = 20, y = 20 },
wantdivide = 0,
code = { 'wantdivide', 'cross',}
}
)
)
table.insert(
cells,
Cell.new(
{
pos = { x = 21, y = 20 },
wantdivide = 0,
code = { 'wantdivide', 'cross',}
}
)
)
end
coroutine.yield()
end
local function updateMeal(meal: {Cell}): {Cell}
local alive = {}
for _, dish in ipairs(meal) do
if dish.food == true then
table.insert(alive, dish)
end
end
return alive
end
local function experiment()
local emitCellCoro: thread = coroutine.create(emitCell)
local emitFoodCoro: thread = coroutine.create(emitFood)
iter = 0
lastEmitIter = 0
grid = getFalseGrid()
updateGrid()
stat = {
allEated = 0,
maxEnergy = 0,
minEnergy = 0,
midEnergy = 0,
cells = 0,
iterations = 0,
meals = 0,
born = 0,
died = 0,
percentAreaFilled = 0,
}
coroutine.yield()
local ok, errmsg = coroutine.resume(emitCellCoro, iter) as (boolean, string)
if not ok then
error(errmsg)
stop = true
end
printLog("#Experiment started with", #cells)
-- если нет живых клеток, то вставать на паузу, но сохранять возможность
-- вставки клеток через сообщение insertcell
while true do
local emitok, msg: boolean, string = pcall(function()
-- создание клеток
if emitCellCoro and not coroutine.resume(emitCellCoro, iter) then
emitCellCoro = nil
end
-- создание питания
if emitFoodCoro and not coroutine.resume(emitFoodCoro, iter) then
emitFoodCoro = nil
end
end)
if not emitok then
printLog('emit pcall error ' .. msg)
end
-- проход по списку клеток и вызов их программ. уничтожение некоторых клеток
cells = updateCells(cells)
-- проход по списку питания и проверка на съеденность.
meals = updateMeal(meals)
-- сброс решетки
grid = getFalseGrid()
-- обновление решетки по списку живых клеток и списку еды
updateGrid()
if #cells == 0 then
channels.colonystatus:push("nocellsincolony")
end
-- обновить статистику за такт
--stat = gatherStatistic(cells)
gatherStatistic(cells)
--stat.isalive = #cells ~= 0
-- слишком часто идет отправка.
channels.stat:push(stat)
iter = iter + 1
--printLog('iter', iter)
coroutine.yield()
end
printLog("there is no cells in simulation")
-- здесь нить должна уснуть в цикле ??
-- saveDeadCellsLog(removed)
end
local experimentErrorPrinted = false
-- для интерфейса в другой модуль
local function getGrid(): Grid
return grid
end
local function pushDrawList()
local drawlist: {DrawNode} = {}
for _, v in ipairs(cells) do
table.insert(drawlist, {
x = v.pos.x + gridSize * drawCoefficients[1],
y = v.pos.y + gridSize * drawCoefficients[2],
})
if v.color then
drawlist[#drawlist].color = shallowCopy(v.color)
end
end
for _, v in ipairs(meals) do
table.insert(drawlist, {
x = v.pos.x + gridSize * drawCoefficients[1],
y = v.pos.y + gridSize * drawCoefficients[2],
food = true
})
end
channels.drawlist:push(drawlist)
end
function commands.stop()
printLog("stop command, break main cycle")
stop = true
end
function commands.getobject()
local x, y: number, number
x = channels.object_w:pop() as integer
y = channels.object_w:pop() as integer
local ok, _: boolean, string = pcall(function()
if grid then
local cell = grid[math.floor(x)][math.floor(y)]
if cell then
local dump = serpent.dump(cell)
channels.object_r:push(dump)
end
end
end)
if not ok then
-- попытка восстановиться от ошибки очистив очередь сообщений
--error("Error in getobject operation " .. errmsg)
end
end
function commands.step()
checkStep = true
doStep = true
-- сброс таймера посчета итераций в секунду
stepsPerSecond = stepsCount
stepsCount = 0
end
function commands.continuos()
printLog('commands.continuos')
checkStep = false
end
function commands.isalive()
local x, y = channels.alive:pop() as integer, channels.alive:pop() as integer
if type(x) ~= 'number' or type(y) ~= 'number' then
assert(string.format("x, y " .. x .. " " .. y .. " threadNum " .. threadNum))
end
local ok, errmsg: boolean, string = pcall(function()
if x >= 1 and x <= gridSize and y >= 1 and y <= gridSize then
local cell = grid[math.floor(x)][math.floor(y)]
--printLog(string.format("cell %s", inspect(cell)))
local state = false
if cell.energy and cell.energy > 0 then
state = true
end
channels.cellrequest:push(state)
end
end)
if not ok then
error("isalive error: " ..errmsg)
end
end
-- метод для пересылки клеток между нитями
function commands.insertcell()
local msg = channels.cells:pop() as string
if msg then
local newcellfun, err = load(msg)
if (not newcellfun) and err then
error(string.format("insertcell '%s', msg = '%s'", err, msg))
end
local newcell: Cell = newcellfun() as Cell
newcell = setmetatable(newcell, { __index = Cell })
newcell.id = istate.cellId
istate.cellId = istate.cellId + 1
-- нормально, что grid не устанавливается и синхронизация пройдет только на
-- следущем шаге?
table.insert(cells, newcell)
end
end
function commands.readstate()
local state: string = channels.state:demand() as string
local ok, store: boolean, any = serpent.load(state)
printLog('commands.readstate()', inspect(store))
if not ok then
printLog("commands.readstate() could'not load state")
return
end
cells = (store as {string:string}).cells as Cells
meals = (store as {string:string}).meals as {Cell}
schema = (store as {string:string}).schema as MtSchema
istate = (store as {string:string}).istate as CommonSetup
istate.rng = love.math.newRandomGenerator()
istate.rng:setState(istate.rngState)
end
function commands.writestate()
printLog('commands.writestate')
local store = {
cells = cells,
meals = meals,
schema = schema,
istate = istate,
}
local data = serpent.dump(store, {fatal = true})
love.filesystem.write('data.txt', data)
channels.state:push(data)
end
local function clearLogs()
love.filesystem.write(string.format('commands-thread-%d.log.txt', threadNum), "")
end
local function popCommand()
local cmd: ThreadCommands
repeat
cmd = channels.msg:pop() as ThreadCommands
local logstr = string.format('iter %d msg %s\n', iter, cmd)
love.filesystem.append(string.format('commands-thread-%d.log.txt', threadNum), logstr)
if cmd then
local command = commands[cmd]
if command then
command()
else
-- TODO Восстановление после ошибки
logerror(string.format("Unknown command '%s'", cmd))
--msgChan:clear()
end
end
until not cmd
end
local function doSetup()
printLog('\\\\\\\\\\\\\\\\')
for k, v in pairs(channels) do
printLog(k, v)
end
printLog('\\\\\\\\\\\\\\\\')
istate = channels.setup:pop() as CommonSetup
if not istate then
error("No setup for thread " .. threadNum)
end
-- XXX получать состояние ГПСЧ из istate
rng = love.math.newRandomGenerator()
rng:setState(istate.rngState)
istate.rng = rng
if istate.mode == "step" then
commands.step()
elseif istate.mode == "continuos" then
commands.continuos()
end
printLog("thread", threadNum)
printLog("istate", inspect(istate))
gridSize = istate.gridSize
cellsNum = istate.cellsNum
emitInvSpeed = istate.emitInvSpeed
local sschema: string = channels.setup:pop() as string
local schemafun, err = load(sschema)
if err then
error("Could'not get schema for thread")
end
local schemaRestored: MtSchema = schemafun() as MtSchema
printLog("schemaRestored", inspect(schemaRestored))
schema = shallowCopy(schemaRestored)
drawCoefficients = shallowCopy(schemaRestored.draw)
printLog("schema", inspect(schema))
printLog("drawCoefficients", inspect(drawCoefficients))
experimentCoro = coroutine.create(experiment)
-- первый запуск корутины, прогревочный
coroutine.resume(experimentCoro)
cellActions.init({
threadNum = threadNum,
getGrid = getGrid,
gridSize = gridSize,
initCell = Cell.new,
schema = schema,
foodenergy = istate.foodenergy,
popCommand = popCommand,
writelog = printLog,
rng = istate.rng,
-- XXX работает только для текущей нити
setStepMode = commands.step,
channels = channels,
})
-- установка ссылки на таблицу действий - язык клетки.
istate.cellActions = cellActions.actions
cellInitInternal(istate, stat)
end
local function step()
-- счетчик итераций за секунду.
local newtimestamp = love.timer.getTime()
if newtimestamp - timestamp >= secondDelay then
stepsPerSecond = stepsCount
stepsCount = 0
timestamp = newtimestamp
end
local ok, errmsg = coroutine.resume(experimentCoro)
stepsCount = stepsCount + 1
-- XXX корутина в принципе не должна завершаться, дальше только падать и
-- писать отчет об ошибке
if not ok then
experimentErrorPrinted = true
free = true
error(string.format("coroutine error %s", errmsg))
end
end
local function main()
timestamp = love.timer.getTime()
local __step_done = false
while not stop do
__step_done = false
popCommand()
if not free then
if checkStep then
if doStep then
step()
__step_done = true
end
love.timer.sleep(0.001)
else
step()
__step_done = true
end
channels.drawlist_fn:performAtomic(function(channel: love.thread.Channel)
for _ = 1, 100 do
local node: DrawNode = {}
node.x = math.floor(rng:random(1, 100))
node.y = math.floor(rng:random(1, 100))
node.color = {0.5, 0.7, 0.2}
channel:push(node)
end
end)
pushDrawList()
doStep = false
else
love.timer.sleep(0.001)
end
end
end
clearLogs()
doSetup()
main()
channels.isstopped:push(true)
printLog("thread", threadNum, "done")