Difference between revisions of "Thread"

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m (Text replacement - "</source>" to "</syntaxhighlight>")
 
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__NOTOC__
 
__NOTOC__
<languages />
 
 
<!-- GIDEROSOBJ:Thread -->
 
<!-- GIDEROSOBJ:Thread -->
'''<translate>Supported platforms</translate>:''' [[File:Platform android.png]][[File:Platform ios.png]][[File:Platform pc.png]][[File:Platform mac.png]][[File:Platform winrt.png]][[File:Platform win32.png]]<br/>
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'''Supported platforms:''' [[File:Platform android.png]][[File:Platform ios.png]][[File:Platform pc.png]][[File:Platform mac.png]][[File:Platform winrt.png]][[File:Platform win32.png]]<br/>
'''<translate>Available since</translate>:''' 2018.10<br/>
+
'''Available since:''' 2018.10<br/>
=== <translate>Description</translate> ===
+
 
<translate> </translate><br/>
+
=== Description ===
 +
The '''Threads''' plugin provides the ability to run Lua code in separate threads, taking advantage of multiple cores where available.
 +
 
 +
To add the '''Threads''' plugin to your application you call:
 +
<syntaxhighlight lang="lua">
 +
require "Threads"
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</syntaxhighlight>
 +
 
 +
=== Example ===
 +
'''Simple example of getting result from a thread'''
 +
<syntaxhighlight lang="lua">
 +
require "Threads"
 +
local thread = Thread.new()
 +
thread:setFunction(function()
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local a = 0
 +
for i = 1, 10000000 do a += 1 end
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return i
 +
end)
 +
thread:execute()
 +
local ok = false
 +
while not ok do ok = thread:getResult() end
 +
print("end")
 +
</syntaxhighlight>
 +
 
 
{|-
 
{|-
 
| style="width: 50%; vertical-align:top;"|
 
| style="width: 50%; vertical-align:top;"|
 +
=== Methods ===
 +
[[Thread.new]] ''creates a new thread object''<br/><!--GIDEROSMTD:Thread.new() creates a new thread object-->
 +
 +
[[Thread:execute]] ''starts/executes the thread''<br/><!--GIDEROSMTD:Thread:execute(vararg) starts/executes the thread-->
 +
[[Thread:fetchData]] ''returns any data sent by thread sendData call''<br/><!--GIDEROSMTD:Thread:fetchData() returns any data sent by thread sendData call-->
 +
[[Thread:getNumLogicalCores]] ''returns number of logical cores on host machine''<br/><!--GIDEROSMTD:Thread:getNumLogicalCores() returns number of logical cores on host machine-->
 +
[[Thread:getResults]] ''gets any results from thread''<br/><!--GIDEROSMTD:Thread:getResults(wait_time) gets any results from thread-->
 +
[[Thread:requestTermination]] ''sets a flag to terminate thread''<br/><!--GIDEROSMTD:Thread:requestTermination() sets a flag to terminate thread-->
 +
[[Thread:resume]] ''resumes a thread that has been yielded''<br/><!--GIDEROSMTD:Thread:resume(...) resumes a thread that has been yielded-->
 +
[[Thread.sendData]] ''sends data for retrieval by main thread (only valid inside thread function)''<br/><!--GIDEROSMTD:Thread.sendData(...) sends data for retrieval by main thread (only valid inside thread function)-->
 +
[[Thread:setFunction]] ''sets Lua function that thread will execute''<br/><!--GIDEROSMTD:Thread:setFunction(func) sets Lua function that thread will execute-->
 +
[[Thread:status]] ''returns current status of the thread''<br/><!--GIDEROSMTD:Thread:status() returns current status of the thread-->
 +
[[Thread.yield]] ''pauses executions of thread (only valid inside thread function)''<br/><!--GIDEROSMTD:Thread.yield(...) pauses executions of thread (only valid inside thread function)-->
  
=== <translate>Methods</translate> ===
 
[[Special:MyLanguage/Thread.new|Thread.new]]  ''<translate>Creates a new thread object.</translate>''<br/><!-- GIDEROSMTD:Thread.new() Creates a new thread object. -->
 
[[Special:MyLanguage/Thread:setFunction|Thread:setFunction]]  ''<translate>Sets Lua function that thread will execute.</translate>''<br/><!-- GIDEROSMTD:Thread:setFunction(func) Sets Lua function that thread will execute. -->
 
[[Special:MyLanguage/Thread:execute|Thread:execute]]  ''<translate>Starts/executes our thread</translate>''<br/><!-- GIDEROSMTD:Thread:execute(vararg) Starts/executes our thread -->
 
[[Special:MyLanguage/Thread:resume|Thread:resume]]  ''<translate>Resumes a thread that has been yielded.</translate>''<br/><!-- GIDEROSMTD:Thread:resume(...) Resumes a thread that has been yielded. -->
 
[[Special:MyLanguage/Thread.yield|Thread.yield]]  ''<translate>Pauses executions of thread (only a valid call inside thread function).</translate>''<br/><!-- GIDEROSMTD:Thread.yield(...) Pauses executions of thread (only a valid call inside thread function). -->
 
[[Special:MyLanguage/Thread:status|Thread:status]]  ''<translate>Returns current status of the thread.</translate>''<br/><!-- GIDEROSMTD:Thread:status() Returns current status of the thread. -->
 
[[Special:MyLanguage/Thread:getNumLogicalCores|Thread:getNumLogicalCores]]  ''<translate>Returns number of logical cores on host machine.</translate>''<br/><!-- GIDEROSMTD:Thread:getNumLogicalCores() Returns number of logical cores on host machine. -->
 
[[Special:MyLanguage/Thread:requestTermination|Thread:requestTermination]]  ''<translate>Sets a flag to terminate thread.</translate>''<br/><!-- GIDEROSMTD:Thread:requestTermination() Sets a flag to terminate thread. -->
 
[[Special:MyLanguage/Thread.sendData|Thread.sendData]]  ''<translate>Sends data for retrieval by main thread (only a valid call inside thread function).</translate>''<br/><!-- GIDEROSMTD:Thread.sendData(...) Sends data for retrieval by main thread (only a valid call inside thread function). -->
 
[[Special:MyLanguage/Thread:fetchData|Thread:fetchData]]  ''<translate>Returns any data sent by thread sendData call.</translate>''<br/><!-- GIDEROSMTD:Thread:fetchData() Returns any data sent by thread sendData call. -->
 
[[Special:MyLanguage/Thread:getResults|Thread:getResults]]  ''<translate>Get any results from thread.</translate>''<br/><!-- GIDEROSMTD:Thread:getResults(wait_time) Get any results from thread. -->
 
 
| style="width: 50%; vertical-align:top;"|
 
| style="width: 50%; vertical-align:top;"|
=== <translate>Events</translate> ===
+
=== Events ===
 +
=== Constants ===
  
''none''<br/>
+
|}
 
 
=== <translate>Constants</translate> ===
 
 
 
''none''<br/>
 
  
|}
+
{{GIDEROS IMPORTANT LINKS}}

Latest revision as of 15:33, 13 July 2023

Supported platforms: Platform android.pngPlatform ios.pngPlatform pc.pngPlatform mac.pngPlatform winrt.pngPlatform win32.png
Available since: 2018.10

Description

The Threads plugin provides the ability to run Lua code in separate threads, taking advantage of multiple cores where available.

To add the Threads plugin to your application you call:

require "Threads"

Example

Simple example of getting result from a thread

require "Threads"
local thread = Thread.new()
thread:setFunction(function()
	local a = 0
	for i = 1, 10000000 do a += 1 end
	return i
end)
thread:execute()
local ok = false
while not ok do ok = thread:getResult() end
print("end")

Methods

Thread.new creates a new thread object

Thread:execute starts/executes the thread
Thread:fetchData returns any data sent by thread sendData call
Thread:getNumLogicalCores returns number of logical cores on host machine
Thread:getResults gets any results from thread
Thread:requestTermination sets a flag to terminate thread
Thread:resume resumes a thread that has been yielded
Thread.sendData sends data for retrieval by main thread (only valid inside thread function)
Thread:setFunction sets Lua function that thread will execute
Thread:status returns current status of the thread
Thread.yield pauses executions of thread (only valid inside thread function)

Events

Constants