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<!-- HTML header for doxygen 1.8.13-->
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 <span id="projectnumber">2.2.0</span>
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<div class="header">
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<a href="#pub-methods">Public Member Functions</a> |
<a href="classtf_1_1FlowBuilder-members.html">List of all members</a> </div>
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<div class="title">tf::FlowBuilder Class Reference</div> </div>
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<p>Building blocks of a task dependency graph.
<a href="classtf_1_1FlowBuilder.html#details">More...</a></p>
<p><code>#include <<a class="el" href="flow__builder_8hpp_source.html">flow_builder.hpp</a>></code></p>
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Inheritance diagram for tf::FlowBuilder:</div>
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<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a67d023d5493da1594a1d2eaea89da179"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classtf_1_1FlowBuilder.html#a67d023d5493da1594a1d2eaea89da179">FlowBuilder</a> (Graph &graph)</td></tr>
<tr class="memdesc:a67d023d5493da1594a1d2eaea89da179"><td class="mdescLeft"> </td><td class="mdescRight">construct a flow builder object <a href="#a67d023d5493da1594a1d2eaea89da179">More...</a><br /></td></tr>
<tr class="separator:a67d023d5493da1594a1d2eaea89da179"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a4d52a7fe2814b264846a2085e931652c"><td class="memTemplParams" colspan="2">template<typename C > </td></tr>
<tr class="memitem:a4d52a7fe2814b264846a2085e931652c"><td class="memTemplItemLeft" align="right" valign="top"><a class="el" href="classtf_1_1Task.html">Task</a> </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classtf_1_1FlowBuilder.html#a4d52a7fe2814b264846a2085e931652c">emplace</a> (C &&callable)</td></tr>
<tr class="memdesc:a4d52a7fe2814b264846a2085e931652c"><td class="mdescLeft"> </td><td class="mdescRight">creates a task from a given callable object <a href="#a4d52a7fe2814b264846a2085e931652c">More...</a><br /></td></tr>
<tr class="separator:a4d52a7fe2814b264846a2085e931652c"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a1f6118326ad434f6c839007a1a79fe1b"><td class="memTemplParams" colspan="2">template<typename... C, std::enable_if_t<(sizeof...(C)> 1> </td></tr>
<tr class="memitem:a1f6118326ad434f6c839007a1a79fe1b"><td class="memTemplItemLeft" align="right" valign="top">auto </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classtf_1_1FlowBuilder.html#a1f6118326ad434f6c839007a1a79fe1b">emplace</a> (C &&... callables)</td></tr>
<tr class="memdesc:a1f6118326ad434f6c839007a1a79fe1b"><td class="mdescLeft"> </td><td class="mdescRight">creates multiple tasks from a list of callable objects at one time <a href="#a1f6118326ad434f6c839007a1a79fe1b">More...</a><br /></td></tr>
<tr class="separator:a1f6118326ad434f6c839007a1a79fe1b"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:abf3da84e99b67248d6d8fdba48267caf"><td class="memTemplParams" colspan="2"><a id="abf3da84e99b67248d6d8fdba48267caf"></a>
template<typename C > </td></tr>
<tr class="memitem:abf3da84e99b67248d6d8fdba48267caf"><td class="memTemplItemLeft" align="right" valign="top"><a class="el" href="classtf_1_1Task.html">Task</a> </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classtf_1_1FlowBuilder.html#abf3da84e99b67248d6d8fdba48267caf">silent_emplace</a> (C &&callable)</td></tr>
<tr class="memdesc:abf3da84e99b67248d6d8fdba48267caf"><td class="mdescLeft"> </td><td class="mdescRight">the same as <a class="el" href="classtf_1_1FlowBuilder.html#a4d52a7fe2814b264846a2085e931652c" title="creates a task from a given callable object ">tf::FlowBuilder::emplace</a> (starting at 2.1.0) <br /></td></tr>
<tr class="separator:abf3da84e99b67248d6d8fdba48267caf"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:acf423e2775a25c2b8be4dce7dae8880a"><td class="memTemplParams" colspan="2"><a id="acf423e2775a25c2b8be4dce7dae8880a"></a>
template<typename... C, std::enable_if_t<(sizeof...(C)> 1> </td></tr>
<tr class="memitem:acf423e2775a25c2b8be4dce7dae8880a"><td class="memTemplItemLeft" align="right" valign="top">auto </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classtf_1_1FlowBuilder.html#acf423e2775a25c2b8be4dce7dae8880a">silent_emplace</a> (C &&... callables)</td></tr>
<tr class="memdesc:acf423e2775a25c2b8be4dce7dae8880a"><td class="mdescLeft"> </td><td class="mdescRight">the same as <a class="el" href="classtf_1_1FlowBuilder.html#a4d52a7fe2814b264846a2085e931652c" title="creates a task from a given callable object ">tf::FlowBuilder::emplace</a> (starting at 2.1.0) <br /></td></tr>
<tr class="separator:acf423e2775a25c2b8be4dce7dae8880a"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a644d7ff0f19ca155a2e7d56b1cdb3a0b"><td class="memTemplParams" colspan="2">template<typename I , typename C > </td></tr>
<tr class="memitem:a644d7ff0f19ca155a2e7d56b1cdb3a0b"><td class="memTemplItemLeft" align="right" valign="top"><a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/utility/pair.html">std::pair</a>< <a class="el" href="classtf_1_1Task.html">Task</a>, <a class="el" href="classtf_1_1Task.html">Task</a> > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classtf_1_1FlowBuilder.html#a644d7ff0f19ca155a2e7d56b1cdb3a0b">parallel_for</a> (I beg, I end, C &&callable, size_t partitions=0)</td></tr>
<tr class="memdesc:a644d7ff0f19ca155a2e7d56b1cdb3a0b"><td class="mdescLeft"> </td><td class="mdescRight">constructs a task dependency graph of range-based parallel_for <a href="#a644d7ff0f19ca155a2e7d56b1cdb3a0b">More...</a><br /></td></tr>
<tr class="separator:a644d7ff0f19ca155a2e7d56b1cdb3a0b"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:acfce9d2800a097202bdd4047f205dacf"><td class="memTemplParams" colspan="2">template<typename I , typename C , std::enable_if_t< std::is_arithmetic_v< I >, void > * = nullptr> </td></tr>
<tr class="memitem:acfce9d2800a097202bdd4047f205dacf"><td class="memTemplItemLeft" align="right" valign="top"><a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/utility/pair.html">std::pair</a>< <a class="el" href="classtf_1_1Task.html">Task</a>, <a class="el" href="classtf_1_1Task.html">Task</a> > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classtf_1_1FlowBuilder.html#acfce9d2800a097202bdd4047f205dacf">parallel_for</a> (I beg, I end, I step, C &&callable, size_t partitions=0)</td></tr>
<tr class="memdesc:acfce9d2800a097202bdd4047f205dacf"><td class="mdescLeft"> </td><td class="mdescRight">constructs a task dependency graph of index-based parallel_for <a href="#acfce9d2800a097202bdd4047f205dacf">More...</a><br /></td></tr>
<tr class="separator:acfce9d2800a097202bdd4047f205dacf"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a06b06b57f8ec8bb060951fc71dd375fb"><td class="memTemplParams" colspan="2">template<typename I , typename T , typename B > </td></tr>
<tr class="memitem:a06b06b57f8ec8bb060951fc71dd375fb"><td class="memTemplItemLeft" align="right" valign="top"><a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/utility/pair.html">std::pair</a>< <a class="el" href="classtf_1_1Task.html">Task</a>, <a class="el" href="classtf_1_1Task.html">Task</a> > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classtf_1_1FlowBuilder.html#a06b06b57f8ec8bb060951fc71dd375fb">reduce</a> (I beg, I end, T &result, B &&bop)</td></tr>
<tr class="memdesc:a06b06b57f8ec8bb060951fc71dd375fb"><td class="mdescLeft"> </td><td class="mdescRight">construct a task dependency graph of parallel reduction <a href="#a06b06b57f8ec8bb060951fc71dd375fb">More...</a><br /></td></tr>
<tr class="separator:a06b06b57f8ec8bb060951fc71dd375fb"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ae10e34cf00f7128d23e24c524c18d970"><td class="memTemplParams" colspan="2">template<typename I , typename T > </td></tr>
<tr class="memitem:ae10e34cf00f7128d23e24c524c18d970"><td class="memTemplItemLeft" align="right" valign="top"><a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/utility/pair.html">std::pair</a>< <a class="el" href="classtf_1_1Task.html">Task</a>, <a class="el" href="classtf_1_1Task.html">Task</a> > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classtf_1_1FlowBuilder.html#ae10e34cf00f7128d23e24c524c18d970">reduce_min</a> (I beg, I end, T &result)</td></tr>
<tr class="memdesc:ae10e34cf00f7128d23e24c524c18d970"><td class="mdescLeft"> </td><td class="mdescRight">constructs a task dependency graph of parallel reduction through <a href="https://en.cppreference.com/w/cpp/algorithm/min">std::min</a> <a href="#ae10e34cf00f7128d23e24c524c18d970">More...</a><br /></td></tr>
<tr class="separator:ae10e34cf00f7128d23e24c524c18d970"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a076fa5b55e0ef6eba3c962e85727f218"><td class="memTemplParams" colspan="2">template<typename I , typename T > </td></tr>
<tr class="memitem:a076fa5b55e0ef6eba3c962e85727f218"><td class="memTemplItemLeft" align="right" valign="top"><a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/utility/pair.html">std::pair</a>< <a class="el" href="classtf_1_1Task.html">Task</a>, <a class="el" href="classtf_1_1Task.html">Task</a> > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classtf_1_1FlowBuilder.html#a076fa5b55e0ef6eba3c962e85727f218">reduce_max</a> (I beg, I end, T &result)</td></tr>
<tr class="memdesc:a076fa5b55e0ef6eba3c962e85727f218"><td class="mdescLeft"> </td><td class="mdescRight">constructs a task dependency graph of parallel reduction through <a href="https://en.cppreference.com/w/cpp/algorithm/max">std::max</a> <a href="#a076fa5b55e0ef6eba3c962e85727f218">More...</a><br /></td></tr>
<tr class="separator:a076fa5b55e0ef6eba3c962e85727f218"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a08d669f2286cb90fd5ba7dade1e93fef"><td class="memTemplParams" colspan="2">template<typename I , typename T , typename B , typename U > </td></tr>
<tr class="memitem:a08d669f2286cb90fd5ba7dade1e93fef"><td class="memTemplItemLeft" align="right" valign="top"><a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/utility/pair.html">std::pair</a>< <a class="el" href="classtf_1_1Task.html">Task</a>, <a class="el" href="classtf_1_1Task.html">Task</a> > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classtf_1_1FlowBuilder.html#a08d669f2286cb90fd5ba7dade1e93fef">transform_reduce</a> (I beg, I end, T &result, B &&bop, U &&uop)</td></tr>
<tr class="memdesc:a08d669f2286cb90fd5ba7dade1e93fef"><td class="mdescLeft"> </td><td class="mdescRight">constructs a task dependency graph of parallel transformation and reduction <a href="#a08d669f2286cb90fd5ba7dade1e93fef">More...</a><br /></td></tr>
<tr class="separator:a08d669f2286cb90fd5ba7dade1e93fef"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a9b81ad3b206a63adff8b8bc423f8c425"><td class="memTemplParams" colspan="2">template<typename I , typename T , typename B , typename P , typename U > </td></tr>
<tr class="memitem:a9b81ad3b206a63adff8b8bc423f8c425"><td class="memTemplItemLeft" align="right" valign="top"><a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/utility/pair.html">std::pair</a>< <a class="el" href="classtf_1_1Task.html">Task</a>, <a class="el" href="classtf_1_1Task.html">Task</a> > </td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classtf_1_1FlowBuilder.html#a9b81ad3b206a63adff8b8bc423f8c425">transform_reduce</a> (I beg, I end, T &result, B &&bop1, P &&bop2, U &&uop)</td></tr>
<tr class="memdesc:a9b81ad3b206a63adff8b8bc423f8c425"><td class="mdescLeft"> </td><td class="mdescRight">constructs a task dependency graph of parallel transformation and reduction <a href="#a9b81ad3b206a63adff8b8bc423f8c425">More...</a><br /></td></tr>
<tr class="separator:a9b81ad3b206a63adff8b8bc423f8c425"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:acab0b4ac82260f47fdb36a3244ee3aaf"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classtf_1_1Task.html">Task</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classtf_1_1FlowBuilder.html#acab0b4ac82260f47fdb36a3244ee3aaf">placeholder</a> ()</td></tr>
<tr class="memdesc:acab0b4ac82260f47fdb36a3244ee3aaf"><td class="mdescLeft"> </td><td class="mdescRight">creates an empty task <a href="#acab0b4ac82260f47fdb36a3244ee3aaf">More...</a><br /></td></tr>
<tr class="separator:acab0b4ac82260f47fdb36a3244ee3aaf"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:af7c4a5d732d49bd63d554a92cd240f3f"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classtf_1_1FlowBuilder.html#af7c4a5d732d49bd63d554a92cd240f3f">precede</a> (<a class="el" href="classtf_1_1Task.html">Task</a> A, <a class="el" href="classtf_1_1Task.html">Task</a> B)</td></tr>
<tr class="memdesc:af7c4a5d732d49bd63d554a92cd240f3f"><td class="mdescLeft"> </td><td class="mdescRight">adds a dependency link from task A to task B <a href="#af7c4a5d732d49bd63d554a92cd240f3f">More...</a><br /></td></tr>
<tr class="separator:af7c4a5d732d49bd63d554a92cd240f3f"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a90f3d9b9d6fcf4df8e7d7878dfdd130d"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classtf_1_1FlowBuilder.html#a90f3d9b9d6fcf4df8e7d7878dfdd130d">linearize</a> (<a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector</a>< <a class="el" href="classtf_1_1Task.html">Task</a> > &tasks)</td></tr>
<tr class="memdesc:a90f3d9b9d6fcf4df8e7d7878dfdd130d"><td class="mdescLeft"> </td><td class="mdescRight">adds adjacent dependency links to a linear list of tasks <a href="#a90f3d9b9d6fcf4df8e7d7878dfdd130d">More...</a><br /></td></tr>
<tr class="separator:a90f3d9b9d6fcf4df8e7d7878dfdd130d"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a4ec89b554d15ad5fb96f4fdb10dbbb16"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classtf_1_1FlowBuilder.html#a4ec89b554d15ad5fb96f4fdb10dbbb16">linearize</a> (<a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/utility/initializer_list.html">std::initializer_list</a>< <a class="el" href="classtf_1_1Task.html">Task</a> > tasks)</td></tr>
<tr class="memdesc:a4ec89b554d15ad5fb96f4fdb10dbbb16"><td class="mdescLeft"> </td><td class="mdescRight">adds adjacent dependency links to a linear list of tasks <a href="#a4ec89b554d15ad5fb96f4fdb10dbbb16">More...</a><br /></td></tr>
<tr class="separator:a4ec89b554d15ad5fb96f4fdb10dbbb16"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a3be7d982efad780eb6adbd1cf11a3d97"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classtf_1_1FlowBuilder.html#a3be7d982efad780eb6adbd1cf11a3d97">broadcast</a> (<a class="el" href="classtf_1_1Task.html">Task</a> A, <a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector</a>< <a class="el" href="classtf_1_1Task.html">Task</a> > &others)</td></tr>
<tr class="memdesc:a3be7d982efad780eb6adbd1cf11a3d97"><td class="mdescLeft"> </td><td class="mdescRight">adds dependency links from one task A to many tasks <a href="#a3be7d982efad780eb6adbd1cf11a3d97">More...</a><br /></td></tr>
<tr class="separator:a3be7d982efad780eb6adbd1cf11a3d97"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:add973c333ea0d51dcefd5ebaef71cff8"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classtf_1_1FlowBuilder.html#add973c333ea0d51dcefd5ebaef71cff8">broadcast</a> (<a class="el" href="classtf_1_1Task.html">Task</a> A, <a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/utility/initializer_list.html">std::initializer_list</a>< <a class="el" href="classtf_1_1Task.html">Task</a> > others)</td></tr>
<tr class="memdesc:add973c333ea0d51dcefd5ebaef71cff8"><td class="mdescLeft"> </td><td class="mdescRight">adds dependency links from one task A to many tasks <a href="#add973c333ea0d51dcefd5ebaef71cff8">More...</a><br /></td></tr>
<tr class="separator:add973c333ea0d51dcefd5ebaef71cff8"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a8871a9277dad477a69fb3a323d9c7bdb"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classtf_1_1FlowBuilder.html#a8871a9277dad477a69fb3a323d9c7bdb">gather</a> (<a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector</a>< <a class="el" href="classtf_1_1Task.html">Task</a> > &others, <a class="el" href="classtf_1_1Task.html">Task</a> A)</td></tr>
<tr class="memdesc:a8871a9277dad477a69fb3a323d9c7bdb"><td class="mdescLeft"> </td><td class="mdescRight">adds dependency links from many tasks to one task A <a href="#a8871a9277dad477a69fb3a323d9c7bdb">More...</a><br /></td></tr>
<tr class="separator:a8871a9277dad477a69fb3a323d9c7bdb"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ae62feb52131f930695357dca68ea2acb"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classtf_1_1FlowBuilder.html#ae62feb52131f930695357dca68ea2acb">gather</a> (<a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/utility/initializer_list.html">std::initializer_list</a>< <a class="el" href="classtf_1_1Task.html">Task</a> > others, <a class="el" href="classtf_1_1Task.html">Task</a> A)</td></tr>
<tr class="memdesc:ae62feb52131f930695357dca68ea2acb"><td class="mdescLeft"> </td><td class="mdescRight">adds dependency links from many tasks to one task A <a href="#ae62feb52131f930695357dca68ea2acb">More...</a><br /></td></tr>
<tr class="separator:ae62feb52131f930695357dca68ea2acb"><td class="memSeparator" colspan="2"> </td></tr>
</table>
<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Building blocks of a task dependency graph. </p>
</div><h2 class="groupheader">Constructor & Destructor Documentation</h2>
<a id="a67d023d5493da1594a1d2eaea89da179"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a67d023d5493da1594a1d2eaea89da179">◆ </a></span>FlowBuilder()</h2>
<div class="memitem">
<div class="memproto">
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<tr>
<td class="mlabels-left">
<table class="memname">
<tr>
<td class="memname">tf::FlowBuilder::FlowBuilder </td>
<td>(</td>
<td class="paramtype">Graph & </td>
<td class="paramname"><em>graph</em></td><td>)</td>
<td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">inline</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p>construct a flow builder object </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">graph</td><td>a task dependency graph to manipulate </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<h2 class="groupheader">Member Function Documentation</h2>
<a id="a3be7d982efad780eb6adbd1cf11a3d97"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a3be7d982efad780eb6adbd1cf11a3d97">◆ </a></span>broadcast() <span class="overload">[1/2]</span></h2>
<div class="memitem">
<div class="memproto">
<table class="mlabels">
<tr>
<td class="mlabels-left">
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<td class="memname">void tf::FlowBuilder::broadcast </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classtf_1_1Task.html">Task</a> </td>
<td class="paramname"><em>A</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector</a>< <a class="el" href="classtf_1_1Task.html">Task</a> > & </td>
<td class="paramname"><em>others</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">inline</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p>adds dependency links from one task A to many tasks </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">A</td><td>task A </td></tr>
<tr><td class="paramname">others</td><td>a task set which A precedes </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a id="add973c333ea0d51dcefd5ebaef71cff8"></a>
<h2 class="memtitle"><span class="permalink"><a href="#add973c333ea0d51dcefd5ebaef71cff8">◆ </a></span>broadcast() <span class="overload">[2/2]</span></h2>
<div class="memitem">
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<td class="memname">void tf::FlowBuilder::broadcast </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classtf_1_1Task.html">Task</a> </td>
<td class="paramname"><em>A</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/utility/initializer_list.html">std::initializer_list</a>< <a class="el" href="classtf_1_1Task.html">Task</a> > </td>
<td class="paramname"><em>others</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
</table>
</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">inline</span></span> </td>
</tr>
</table>
</div><div class="memdoc">
<p>adds dependency links from one task A to many tasks </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">A</td><td>task A </td></tr>
<tr><td class="paramname">others</td><td>a task set which A precedes </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a id="a4d52a7fe2814b264846a2085e931652c"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a4d52a7fe2814b264846a2085e931652c">◆ </a></span>emplace() <span class="overload">[1/2]</span></h2>
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<div class="memproto">
<div class="memtemplate">
template<typename C > </div>
<table class="memname">
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<td class="memname"><a class="el" href="classtf_1_1Task.html">Task</a> tf::FlowBuilder::emplace </td>
<td>(</td>
<td class="paramtype">C && </td>
<td class="paramname"><em>callable</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>creates a task from a given callable object </p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">C</td><td>callable type</td></tr>
</table>
</dd>
</dl>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">callable</td><td>a callable object acceptable to <a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/utility/functional/function.html">std::function</a></td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd><a class="el" href="classtf_1_1Task.html" title="Handle to modify and access a task. ">Task</a> handle </dd></dl>
</div>
</div>
<a id="a1f6118326ad434f6c839007a1a79fe1b"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a1f6118326ad434f6c839007a1a79fe1b">◆ </a></span>emplace() <span class="overload">[2/2]</span></h2>
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<div class="memproto">
<div class="memtemplate">
template<typename... C, std::enable_if_t<(sizeof...(C)> 1> </div>
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<tr>
<td class="memname">auto tf::FlowBuilder::emplace </td>
<td>(</td>
<td class="paramtype">C &&... </td>
<td class="paramname"><em>callables</em></td><td>)</td>
<td></td>
</tr>
</table>
</div><div class="memdoc">
<p>creates multiple tasks from a list of callable objects at one time </p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">C...</td><td>callable types</td></tr>
</table>
</dd>
</dl>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">callables</td><td>one or multiple callable objects acceptable to <a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/utility/functional/function.html">std::function</a></td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>a <a class="el" href="classtf_1_1Task.html" title="Handle to modify and access a task. ">Task</a> handle </dd></dl>
</div>
</div>
<a id="a8871a9277dad477a69fb3a323d9c7bdb"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a8871a9277dad477a69fb3a323d9c7bdb">◆ </a></span>gather() <span class="overload">[1/2]</span></h2>
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<td class="memname">void tf::FlowBuilder::gather </td>
<td>(</td>
<td class="paramtype"><a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector</a>< <a class="el" href="classtf_1_1Task.html">Task</a> > & </td>
<td class="paramname"><em>others</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="classtf_1_1Task.html">Task</a> </td>
<td class="paramname"><em>A</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
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<p>adds dependency links from many tasks to one task A </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">others</td><td>a task set to precede A </td></tr>
<tr><td class="paramname">A</td><td>task A </td></tr>
</table>
</dd>
</dl>
</div>
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<a id="ae62feb52131f930695357dca68ea2acb"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ae62feb52131f930695357dca68ea2acb">◆ </a></span>gather() <span class="overload">[2/2]</span></h2>
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<td class="memname">void tf::FlowBuilder::gather </td>
<td>(</td>
<td class="paramtype"><a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/utility/initializer_list.html">std::initializer_list</a>< <a class="el" href="classtf_1_1Task.html">Task</a> > </td>
<td class="paramname"><em>others</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="classtf_1_1Task.html">Task</a> </td>
<td class="paramname"><em>A</em> </td>
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<td></td>
<td>)</td>
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<p>adds dependency links from many tasks to one task A </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">others</td><td>a task set to precede A </td></tr>
<tr><td class="paramname">A</td><td>task A </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a id="a90f3d9b9d6fcf4df8e7d7878dfdd130d"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a90f3d9b9d6fcf4df8e7d7878dfdd130d">◆ </a></span>linearize() <span class="overload">[1/2]</span></h2>
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<td class="memname">void tf::FlowBuilder::linearize </td>
<td>(</td>
<td class="paramtype"><a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/container/vector.html">std::vector</a>< <a class="el" href="classtf_1_1Task.html">Task</a> > & </td>
<td class="paramname"><em>tasks</em></td><td>)</td>
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<p>adds adjacent dependency links to a linear list of tasks </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">tasks</td><td>a vector of tasks </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a id="a4ec89b554d15ad5fb96f4fdb10dbbb16"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a4ec89b554d15ad5fb96f4fdb10dbbb16">◆ </a></span>linearize() <span class="overload">[2/2]</span></h2>
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<td class="memname">void tf::FlowBuilder::linearize </td>
<td>(</td>
<td class="paramtype"><a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/utility/initializer_list.html">std::initializer_list</a>< <a class="el" href="classtf_1_1Task.html">Task</a> > </td>
<td class="paramname"><em>tasks</em></td><td>)</td>
<td></td>
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<p>adds adjacent dependency links to a linear list of tasks </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">tasks</td><td>an initializer list of tasks </td></tr>
</table>
</dd>
</dl>
</div>
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<a id="a644d7ff0f19ca155a2e7d56b1cdb3a0b"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a644d7ff0f19ca155a2e7d56b1cdb3a0b">◆ </a></span>parallel_for() <span class="overload">[1/2]</span></h2>
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template<typename I , typename C > </div>
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<td class="memname"><a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/utility/pair.html">std::pair</a>< <a class="el" href="classtf_1_1Task.html">Task</a>, <a class="el" href="classtf_1_1Task.html">Task</a> > tf::FlowBuilder::parallel_for </td>
<td>(</td>
<td class="paramtype">I </td>
<td class="paramname"><em>beg</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">I </td>
<td class="paramname"><em>end</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">C && </td>
<td class="paramname"><em>callable</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t </td>
<td class="paramname"><em>partitions</em> = <code>0</code> </td>
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<td></td>
<td>)</td>
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<p>constructs a task dependency graph of range-based parallel_for </p>
<p>The task dependency graph applies a callable object to the dereferencing of every iterator in the range [beg, end) partition-by-partition.</p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">I</td><td>input iterator type </td></tr>
<tr><td class="paramname">C</td><td>callable type</td></tr>
</table>
</dd>
</dl>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">beg</td><td>iterator to the beginning (inclusive) </td></tr>
<tr><td class="paramname">end</td><td>iterator to the end (exclusive) </td></tr>
<tr><td class="paramname">callable</td><td>a callable object to be applied to </td></tr>
<tr><td class="paramname">partitions</td><td>number of partitions</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>a pair of <a class="el" href="classtf_1_1Task.html" title="Handle to modify and access a task. ">Task</a> handles to the beginning and the end of the graph </dd></dl>
</div>
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<a id="acfce9d2800a097202bdd4047f205dacf"></a>
<h2 class="memtitle"><span class="permalink"><a href="#acfce9d2800a097202bdd4047f205dacf">◆ </a></span>parallel_for() <span class="overload">[2/2]</span></h2>
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template<typename I , typename C , std::enable_if_t< std::is_arithmetic_v< I >, void > * > </div>
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<td class="memname"><a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/utility/pair.html">std::pair</a>< <a class="el" href="classtf_1_1Task.html">Task</a>, <a class="el" href="classtf_1_1Task.html">Task</a> > tf::FlowBuilder::parallel_for </td>
<td>(</td>
<td class="paramtype">I </td>
<td class="paramname"><em>beg</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">I </td>
<td class="paramname"><em>end</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">I </td>
<td class="paramname"><em>step</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">C && </td>
<td class="paramname"><em>callable</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">size_t </td>
<td class="paramname"><em>partitions</em> = <code>0</code> </td>
</tr>
<tr>
<td></td>
<td>)</td>
<td></td><td></td>
</tr>
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<p>constructs a task dependency graph of index-based parallel_for </p>
<p>The task dependency graph applies a callable object to every index in the range [beg, end) with a step size partition-by-partition.</p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">I</td><td>arithmetic index type </td></tr>
<tr><td class="paramname">C</td><td>callable type</td></tr>
</table>
</dd>
</dl>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">beg</td><td>index to the beginning (inclusive) </td></tr>
<tr><td class="paramname">end</td><td>index to the end (exclusive) </td></tr>
<tr><td class="paramname">step</td><td>step size </td></tr>
<tr><td class="paramname">callable</td><td>a callable object to be applied to </td></tr>
<tr><td class="paramname">partitions</td><td>number of partitions</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>a pair of <a class="el" href="classtf_1_1Task.html" title="Handle to modify and access a task. ">Task</a> handles to the beginning and the end of the graph </dd></dl>
</div>
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<h2 class="memtitle"><span class="permalink"><a href="#acab0b4ac82260f47fdb36a3244ee3aaf">◆ </a></span>placeholder()</h2>
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<td class="memname"><a class="el" href="classtf_1_1Task.html">Task</a> tf::FlowBuilder::placeholder </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
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<p>creates an empty task </p>
<dl class="section return"><dt>Returns</dt><dd>a <a class="el" href="classtf_1_1Task.html" title="Handle to modify and access a task. ">Task</a> handle </dd></dl>
</div>
</div>
<a id="af7c4a5d732d49bd63d554a92cd240f3f"></a>
<h2 class="memtitle"><span class="permalink"><a href="#af7c4a5d732d49bd63d554a92cd240f3f">◆ </a></span>precede()</h2>
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<td class="memname">void tf::FlowBuilder::precede </td>
<td>(</td>
<td class="paramtype"><a class="el" href="classtf_1_1Task.html">Task</a> </td>
<td class="paramname"><em>A</em>, </td>
</tr>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="classtf_1_1Task.html">Task</a> </td>
<td class="paramname"><em>B</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
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<p>adds a dependency link from task A to task B </p>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">A</td><td>task A </td></tr>
<tr><td class="paramname">B</td><td>task B </td></tr>
</table>
</dd>
</dl>
</div>
</div>
<a id="a06b06b57f8ec8bb060951fc71dd375fb"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a06b06b57f8ec8bb060951fc71dd375fb">◆ </a></span>reduce()</h2>
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template<typename I , typename T , typename B > </div>
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<td class="memname"><a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/utility/pair.html">std::pair</a>< <a class="el" href="classtf_1_1Task.html">Task</a>, <a class="el" href="classtf_1_1Task.html">Task</a> > tf::FlowBuilder::reduce </td>
<td>(</td>
<td class="paramtype">I </td>
<td class="paramname"><em>beg</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">I </td>
<td class="paramname"><em>end</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">T & </td>
<td class="paramname"><em>result</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">B && </td>
<td class="paramname"><em>bop</em> </td>
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<td></td>
<td>)</td>
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<p>construct a task dependency graph of parallel reduction </p>
<p>The task dependency graph reduces items in the range [beg, end) to a single result.</p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">I</td><td>input iterator type </td></tr>
<tr><td class="paramname">T</td><td>data type </td></tr>
<tr><td class="paramname">B</td><td>binary operator type</td></tr>
</table>
</dd>
</dl>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">beg</td><td>iterator to the beginning (inclusive) </td></tr>
<tr><td class="paramname">end</td><td>iterator to the end (exclusive) </td></tr>
<tr><td class="paramname">result</td><td>reference variable to store the final result </td></tr>
<tr><td class="paramname">bop</td><td>binary operator that will be applied in unspecified order to the result of dereferencing the input iterator</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>a pair of <a class="el" href="classtf_1_1Task.html" title="Handle to modify and access a task. ">Task</a> handles to the beginning and the end of the graph </dd></dl>
</div>
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<a id="a076fa5b55e0ef6eba3c962e85727f218"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a076fa5b55e0ef6eba3c962e85727f218">◆ </a></span>reduce_max()</h2>
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template<typename I , typename T > </div>
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<td class="memname"><a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/utility/pair.html">std::pair</a>< <a class="el" href="classtf_1_1Task.html">Task</a>, <a class="el" href="classtf_1_1Task.html">Task</a> > tf::FlowBuilder::reduce_max </td>
<td>(</td>
<td class="paramtype">I </td>
<td class="paramname"><em>beg</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">I </td>
<td class="paramname"><em>end</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">T & </td>
<td class="paramname"><em>result</em> </td>
</tr>
<tr>
<td></td>
<td>)</td>
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<p>constructs a task dependency graph of parallel reduction through <a href="https://en.cppreference.com/w/cpp/algorithm/max">std::max</a> </p>
<p>The task dependency graph applies a parallel reduction to find the maximum item in the range [beg, end) through <a href="https://en.cppreference.com/w/cpp/algorithm/max">std::max</a> reduction.</p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">I</td><td>input iterator type </td></tr>
<tr><td class="paramname">T</td><td>data type</td></tr>
</table>
</dd>
</dl>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">beg</td><td>iterator to the beginning (inclusive) </td></tr>
<tr><td class="paramname">end</td><td>iterator to the end (exclusive) </td></tr>
<tr><td class="paramname">result</td><td>reference variable to store the final result</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>a pair of <a class="el" href="classtf_1_1Task.html" title="Handle to modify and access a task. ">Task</a> handles to the beginning and the end of the graph </dd></dl>
</div>
</div>
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<h2 class="memtitle"><span class="permalink"><a href="#ae10e34cf00f7128d23e24c524c18d970">◆ </a></span>reduce_min()</h2>
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<div class="memtemplate">
template<typename I , typename T > </div>
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<td class="memname"><a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/utility/pair.html">std::pair</a>< <a class="el" href="classtf_1_1Task.html">Task</a>, <a class="el" href="classtf_1_1Task.html">Task</a> > tf::FlowBuilder::reduce_min </td>
<td>(</td>
<td class="paramtype">I </td>
<td class="paramname"><em>beg</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">I </td>
<td class="paramname"><em>end</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">T & </td>
<td class="paramname"><em>result</em> </td>
</tr>
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<td></td>
<td>)</td>
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<p>constructs a task dependency graph of parallel reduction through <a href="https://en.cppreference.com/w/cpp/algorithm/min">std::min</a> </p>
<p>The task dependency graph applies a parallel reduction to find the minimum item in the range [beg, end) through <a href="https://en.cppreference.com/w/cpp/algorithm/min">std::min</a> reduction.</p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">I</td><td>input iterator type </td></tr>
<tr><td class="paramname">T</td><td>data type</td></tr>
</table>
</dd>
</dl>
<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">beg</td><td>iterator to the beginning (inclusive) </td></tr>
<tr><td class="paramname">end</td><td>iterator to the end (exclusive) </td></tr>
<tr><td class="paramname">result</td><td>reference variable to store the final result</td></tr>
</table>
</dd>
</dl>
<dl class="section return"><dt>Returns</dt><dd>a pair of <a class="el" href="classtf_1_1Task.html" title="Handle to modify and access a task. ">Task</a> handles to the beginning and the end of the graph </dd></dl>
</div>
</div>
<a id="a08d669f2286cb90fd5ba7dade1e93fef"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a08d669f2286cb90fd5ba7dade1e93fef">◆ </a></span>transform_reduce() <span class="overload">[1/2]</span></h2>
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template<typename I , typename T , typename B , typename U > </div>
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<td class="memname"><a class="elRef" doxygen="/home/tsung-wei/Code/cpp-taskflow/doxygen/cppreference-doxygen-web.tag.xml:http://en.cppreference.com/w/" href="http://en.cppreference.com/w/cpp/utility/pair.html">std::pair</a>< <a class="el" href="classtf_1_1Task.html">Task</a>, <a class="el" href="classtf_1_1Task.html">Task</a> > tf::FlowBuilder::transform_reduce </td>
<td>(</td>
<td class="paramtype">I </td>
<td class="paramname"><em>beg</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">I </td>
<td class="paramname"><em>end</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">T & </td>
<td class="paramname"><em>result</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">B && </td>
<td class="paramname"><em>bop</em>, </td>
</tr>
<tr>
<td class="paramkey"></td>
<td></td>
<td class="paramtype">U && </td>
<td class="paramname"><em>uop</em> </td>
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<td>)</td>
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<p>constructs a task dependency graph of parallel transformation and reduction </p>
<p>The task dependency graph transforms each item in the range [beg, end) into a new data type and then reduce the results.</p>
<dl class="tparams"><dt>Template Parameters</dt><dd>
<table class="tparams">
<tr><td class="paramname">I</td><td>input iterator type </td></tr>
<tr><td class="paramname">T</td><td>data type </td></tr>
<tr><td class="paramname">B</td><td>binary operator </td></tr>
<tr><td class="paramname">U</td><td>unary operator type</td></tr>
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<dl class="params"><dt>Parameters</dt><dd>
<table class="params">
<tr><td class="paramname">beg</td><td>iterator to the beginning (inclusive) </td></tr>
<tr><td class="paramname">end</td><td>iterator to the end (exclusive) </td></tr>
<tr><td class="paramname">result</td><td>reference variable to store the final result </td></tr>
<tr><td class="paramname">bop</td><td>binary function object that will be applied in unspecified order to the results of <code>uop</code>; the return type must be <code>T</code> </td></tr>
<tr><td class="paramname">uop</td><td>unary function object that transforms each element in the input range; the return type must be acceptable as input to <code>bop</code> </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>a pair of <a class="el" href="classtf_1_1Task.html" title="Handle to modify and access a task. ">Task</a> handles to the beginning and the end of the graph </dd></dl>
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<h2 class="memtitle"><span class="permalink"><a href="#a9b81ad3b206a63adff8b8bc423f8c425">◆ </a></span>transform_reduce() <span class="overload">[2/2]</span></h2>
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