Increase MapBlock::actuallyUpdateDayNightDiff() performance by 2-8x. ok @celeron55 - minetest.git

path: root/builtin/mainmenu/dlg_create_world.lua

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author	Craig Robbins <kde.psych@gmail.com>	2015-02-07 17:52:56 +1000
committer	Loic Blot <loic.blot@unix-experience.fr>	2015-02-10 16:23:37 +0100
commit	caf8d2a9d16a313bbc86a27ad0642efc76852e9f (patch)
tree	9787d5960dc11c3fbe37ab05efb103fcbb3dcddc /builtin/mainmenu/dlg_create_world.lua
parent	bb59a8543d44b566d8b39fd4727d552a8d4f3e90 (diff)
download	minetest-caf8d2a9d16a313bbc86a27ad0642efc76852e9f.tar.gz minetest-caf8d2a9d16a313bbc86a27ad0642efc76852e9f.tar.bz2 minetest-caf8d2a9d16a313bbc86a27ad0642efc76852e9f.zip

Increase MapBlock::actuallyUpdateDayNightDiff() performance by 2-8x. ok @celeron55

Before patch, function consumes up to ~8% of the main server loop. After, ~0% (below level of 2 places of significance)

Diffstat (limited to 'builtin/mainmenu/dlg_create_world.lua')

0 files changed, 0 insertions, 0 deletions

">nil then return default end return val end local profiler_path = core.get_builtin_path().."profiler"..DIR_DELIM local profiler = {} local sampler = assert(loadfile(profiler_path .. "sampling.lua"))(profiler) local instrumentation = assert(loadfile(profiler_path .. "instrumentation.lua"))(profiler, sampler, get_bool_default) local reporter = dofile(profiler_path .. "reporter.lua") profiler.instrument = instrumentation.instrument --- -- Delayed registration of the /profiler chat command -- Is called later, after `core.register_chatcommand` was set up. -- function profiler.init_chatcommand() local instrument_profiler = get_bool_default("instrument.profiler", false) if instrument_profiler then instrumentation.init_chatcommand() end local param_usage = "print [filter] | dump [filter] | save [format [filter]] | reset" core.register_chatcommand("profiler", { description = "handle the profiler and profiling data", params = param_usage, privs = { server=true }, func = function(name, param) local command, arg0 = string.match(param, "([^ ]+) ?(.*)") local args = arg0 and string.split(arg0, " ") if command == "dump" then core.log("action", reporter.print(sampler.profile, arg0)) return true, "Statistics written to action log" elseif command == "print" then return true, reporter.print(sampler.profile, arg0) elseif command == "save" then return reporter.save(sampler.profile, args[1] or "txt", args[2]) elseif command == "reset" then sampler.reset() return true, "Statistics were reset" end return false, string.format( "Usage: %s\n" .. "Format can be one of txt, csv, lua, json, json_pretty (structures may be subject to change).", param_usage ) end }) if not instrument_profiler then instrumentation.init_chatcommand() end end sampler.init() instrumentation.init() return profiler


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