timeslice.lua

   1 QuestHelper_File["timeslice.lua"] = "Development Version"
   2 QuestHelper_Loadtime["timeslice.lua"] = GetTime()
   3
   4 -- Any non-local item here is part of an available public interface.
   5
   6 local coroutine_running = false
   7 local coroutine_stop_time = 0
   8 local coroutine_list = {}
   9 local coroutine_route_pass = 1
  10
  11 local coroutine_verbose = false
  12
  13 local coroutine_time_used = {}
  14 local coroutine_power_up = GetTime()
  15
  16 local coroutine_time_exceeded = 0
  17
  18 function QH_Timeslice_DumpPerf()
  19   local sortable = {}
  20   for k, v in pairs(coroutine_time_used) do
  21     table.insert(sortable, {name = k, amount = v})
  22   end
  23   table.sort(sortable, function(a, b) return a.name < b.name end)
  24   for _, v in pairs(sortable) do
  25     QuestHelper:TextOut(string.format("%s: %f", QuestHelper:HighlightText(v.name), v.amount))
  26   end
  27   QuestHelper:TextOut(string.format("%s: %f", QuestHelper:HighlightText("poweron"), GetTime() - coroutine_power_up))
  28 end
  29
  30 function QH_Timeslice_Yield()
  31   if coroutine_running then
  32     -- Check if we've run our alotted time
  33     if GetTime() > coroutine_stop_time then
  34       -- As a safety, reset stop time to 0.  If somehow we fail to set it next time,
  35       -- we'll be sure to yield promptly.
  36       coroutine_stop_time = 0
  37       coroutine.yield()
  38     end
  39   end
  40 end
  41
  42 function QH_Timeslice_Bonus(quantity)
  43   if coroutine_verbose then QuestHelper:TextOut(string.format("timeslice: %d bonus", quantity)) end
  44   coroutine_route_pass = coroutine_route_pass + quantity
  45 end
  46
  47 local prioritize = {
  48   init = 100,
  49   criteria = 10,
  50   lzw = -5,
  51   routing = -10,
  52 }
  53
  54 function QH_Timeslice_Add(workfunc, name)
  55   local priority = prioritize[name] or 0
  56   if coroutine_verbose then QuestHelper:TextOut(string.format("timeslice: %s added (%s, %d)", name, tostring(workfunc), priority)) end
  57   local ncoro = coroutine.create(workfunc)
  58   QuestHelper: Assert(ncoro)
  59   table.insert(coroutine_list, {priority = priority, name = name, coro = ncoro, active = true})
  60 end
  61
  62 function QH_Timeslice_Toggle(name, flag)
  63   --if coroutine_verbose then QuestHelper:TextOut(string.format("timeslice: %s toggled to %s", name, tostring(not not flag))) end
  64   for _, v in pairs(coroutine_list) do
  65     if v.name == name then v.active = flag end
  66   end
  67 end
  68
  69 local started = false
  70
  71 function QH_Timeslice_Work()
  72   -- There's probably a better way to do this, but. Eh. Lua.
  73   coro = nil
  74   key = nil
  75   for k, v in pairs(coroutine_list) do
  76     if v.active and (not coro or v.priority > coro.priority) then coro = v; key = k end
  77   end
  78
  79   if coro then
  80     --if coroutine_verbose then QuestHelper:TextOut(string.format("timeslice: %s running", coro.name)) end
  81
  82     if coroutine.status(coro.coro) == "dead" then   -- Someone was claiming to get an infinite loop with this. I don't see how it's possible, but this should at least fix the infinite loop.
  83       coroutine_list[key] = nil
  84       QuestHelper: Assert(coroutine.status(coro.coro) ~= "dead")
  85     end
  86
  87     local slicefactor = (QuestHelper_Pref.hide and 0.01 or (QuestHelper_Pref.perf_scale * math.min(coroutine_route_pass, 5)))
  88     if not started then slicefactor = 5 * QuestHelper_Pref.perfload_scale * math.min(coroutine_route_pass, 5) end  -- the init process gets much higher priority so we get done with it faster
  89     local coroutine_intended_stop_time = GetTime() + 4e-3 * slicefactor
  90     coroutine_stop_time = coroutine_intended_stop_time - coroutine_time_exceeded
  91     coroutine_route_pass = coroutine_route_pass - 5
  92     if coroutine_route_pass <= 0 then coroutine_route_pass = 1 end
  93
  94     local start = GetTime()
  95     local state, err = true, nil -- default values for "we're fine"
  96     if start < coroutine_stop_time then -- We don't want to just return on failure because we want to credit the exceeded time properly.
  97       coroutine_running = true
  98       state, err = coroutine.resume(coro.coro)
  99       coroutine_running = false
 100     end
 101     local total = GetTime() - start
 102
 103     local coroutine_this_cycle_exceeded = GetTime() - coroutine_intended_stop_time -- may be either positive or negative
 104     coroutine_time_exceeded = coroutine_time_exceeded + coroutine_this_cycle_exceeded
 105
 106     coroutine_time_used[coro.name] = (coroutine_time_used[coro.name] or 0) + total
 107
 108     if not state then
 109       if coroutine_verbose then QuestHelper:TextOut(string.format("timeslice: %s errored", coro.name)) end
 110       QuestHelper_ErrorCatcher_ExplicitError(err, "", string.format("(Coroutine error in %s)\n", coro.name))
 111     end
 112
 113     QuestHelper: Assert(coro.coro)
 114     if coroutine.status(coro.coro) == "dead" then
 115       if coroutine_verbose then QuestHelper:TextOut(string.format("timeslice: %s complete", coro.name)) end
 116       coroutine_list[key] = nil
 117     end
 118
 119     if coro.name == "routing" then started = true end
 120   else
 121     if coroutine_verbose then QuestHelper:TextOut(string.format("timeslice: no available tasks")) end
 122   end
 123 end
 124
 125 function QH_Timeslice_Increment(quantity, name)
 126   local an = "(nc) " .. name
 127   coroutine_time_used[an] = (coroutine_time_used[an] or 0) + quantity
 128 end