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<li class="navelem"><a class="el" href="a00222.html">tbb</a></li><li class="navelem"><b>flow</b></li><li class="navelem"><b>interface7</b></li><li class="navelem"><a class="el" href="a00061.html">graph</a></li>  </ul>
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<div class="title">tbb::flow::interface7::graph Class Reference</div>  </div>
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<p>The graph class.  
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<p><code>#include &lt;flow_graph.h&gt;</code></p>
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Inheritance diagram for tbb::flow::interface7::graph:</div>
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typedef <a class="el" href="a00062.html">graph_iterator</a>&lt; <a class="el" href="a00061.html">graph</a>, <br class="typebreak"/>
<a class="el" href="a00063.html">graph_node</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><b>iterator</b></td></tr>
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typedef <a class="el" href="a00062.html">graph_iterator</a>&lt; const <br class="typebreak"/>
<a class="el" href="a00061.html">graph</a>, const <a class="el" href="a00063.html">graph_node</a> &gt;&#160;</td><td class="memItemRight" valign="bottom"><b>const_iterator</b></td></tr>
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Public Member Functions</h2></td></tr>
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&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00061.html#ac274a9006e66ecc75bcd59f784fe1867">graph</a> ()</td></tr>
<tr class="memdesc:ac274a9006e66ecc75bcd59f784fe1867"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructs a graph with isolated <a class="el" href="a00138.html">task_group_context</a>. <br/></td></tr>
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<tr class="memitem:a656cee3d0240a3f142a450800e6b17c7"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a656cee3d0240a3f142a450800e6b17c7"></a>
&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00061.html#a656cee3d0240a3f142a450800e6b17c7">graph</a> (<a class="el" href="a00138.html">task_group_context</a> &amp;use_this_context)</td></tr>
<tr class="memdesc:a656cee3d0240a3f142a450800e6b17c7"><td class="mdescLeft">&#160;</td><td class="mdescRight">Constructs a graph with use_this_context as context. <br/></td></tr>
<tr class="separator:a656cee3d0240a3f142a450800e6b17c7"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a3412df4d4bf0113aed93c958bbb49ec4"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00061.html#a3412df4d4bf0113aed93c958bbb49ec4">~graph</a> ()</td></tr>
<tr class="memdesc:a3412df4d4bf0113aed93c958bbb49ec4"><td class="mdescLeft">&#160;</td><td class="mdescRight">Destroys the graph.  <a href="#a3412df4d4bf0113aed93c958bbb49ec4">More...</a><br/></td></tr>
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void&#160;</td><td class="memItemRight" valign="bottom"><b>set_name</b> (const char *name)</td></tr>
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<tr class="memitem:ad96c910ae45e6c5d2433bb1d9e910891"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00061.html#ad96c910ae45e6c5d2433bb1d9e910891">increment_wait_count</a> ()</td></tr>
<tr class="memdesc:ad96c910ae45e6c5d2433bb1d9e910891"><td class="mdescLeft">&#160;</td><td class="mdescRight">Used to register that an external entity may still interact with the graph.  <a href="#ad96c910ae45e6c5d2433bb1d9e910891">More...</a><br/></td></tr>
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<tr class="memitem:af16d14eaed1355ae376bb78dde7762c3"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00061.html#af16d14eaed1355ae376bb78dde7762c3">decrement_wait_count</a> ()</td></tr>
<tr class="memdesc:af16d14eaed1355ae376bb78dde7762c3"><td class="mdescLeft">&#160;</td><td class="mdescRight">Deregisters an external entity that may have interacted with the graph.  <a href="#af16d14eaed1355ae376bb78dde7762c3">More...</a><br/></td></tr>
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<tr class="memitem:ac0a03f1d59dc2ccb9526995599c2c83c"><td class="memTemplParams" colspan="2">template&lt;typename Receiver , typename Body &gt; </td></tr>
<tr class="memitem:ac0a03f1d59dc2ccb9526995599c2c83c"><td class="memTemplItemLeft" align="right" valign="top">void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00061.html#ac0a03f1d59dc2ccb9526995599c2c83c">run</a> (Receiver &amp;r, Body body)</td></tr>
<tr class="memdesc:ac0a03f1d59dc2ccb9526995599c2c83c"><td class="mdescLeft">&#160;</td><td class="mdescRight">Spawns a task that runs a body and puts its output to a specific receiver.  <a href="#ac0a03f1d59dc2ccb9526995599c2c83c">More...</a><br/></td></tr>
<tr class="separator:ac0a03f1d59dc2ccb9526995599c2c83c"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a6e428c2d7c8780f3c2587a71c4d92466"><td class="memTemplParams" colspan="2">template&lt;typename Body &gt; </td></tr>
<tr class="memitem:a6e428c2d7c8780f3c2587a71c4d92466"><td class="memTemplItemLeft" align="right" valign="top">void&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="a00061.html#a6e428c2d7c8780f3c2587a71c4d92466">run</a> (Body body)</td></tr>
<tr class="memdesc:a6e428c2d7c8780f3c2587a71c4d92466"><td class="mdescLeft">&#160;</td><td class="mdescRight">Spawns a task that runs a function object.  <a href="#a6e428c2d7c8780f3c2587a71c4d92466">More...</a><br/></td></tr>
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<tr class="memitem:a397208ce3b432c83cd24f416b082e8db"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00061.html#a397208ce3b432c83cd24f416b082e8db">wait_for_all</a> ()</td></tr>
<tr class="memdesc:a397208ce3b432c83cd24f416b082e8db"><td class="mdescLeft">&#160;</td><td class="mdescRight">Wait until graph is idle and decrement_wait_count calls equals increment_wait_count calls.  <a href="#a397208ce3b432c83cd24f416b082e8db">More...</a><br/></td></tr>
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task *&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00061.html#ae5f59627a7d130cf289f105a849ad3f0">root_task</a> ()</td></tr>
<tr class="memdesc:ae5f59627a7d130cf289f105a849ad3f0"><td class="mdescLeft">&#160;</td><td class="mdescRight">Returns the root task of the graph. <br/></td></tr>
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<a class="el" href="a00062.html">iterator</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00061.html#a91d2f9921342a504668b2cdc3064a846">begin</a> ()</td></tr>
<tr class="memdesc:a91d2f9921342a504668b2cdc3064a846"><td class="mdescLeft">&#160;</td><td class="mdescRight">start iterator <br/></td></tr>
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<tr class="memitem:a221a7ee0a1f0e69a01add5c1dda43be7"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="a221a7ee0a1f0e69a01add5c1dda43be7"></a>
<a class="el" href="a00062.html">iterator</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00061.html#a221a7ee0a1f0e69a01add5c1dda43be7">end</a> ()</td></tr>
<tr class="memdesc:a221a7ee0a1f0e69a01add5c1dda43be7"><td class="mdescLeft">&#160;</td><td class="mdescRight">end iterator <br/></td></tr>
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<a class="el" href="a00062.html">const_iterator</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00061.html#ac404d2e08620aca079532124551a646a">begin</a> () const </td></tr>
<tr class="memdesc:ac404d2e08620aca079532124551a646a"><td class="mdescLeft">&#160;</td><td class="mdescRight">start const iterator <br/></td></tr>
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<a class="el" href="a00062.html">const_iterator</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00061.html#a599e6a885a76db84928b039063c299e4">end</a> () const </td></tr>
<tr class="memdesc:a599e6a885a76db84928b039063c299e4"><td class="mdescLeft">&#160;</td><td class="mdescRight">end const iterator <br/></td></tr>
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<a class="el" href="a00062.html">const_iterator</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00061.html#a2af8f195917817ce2b77ff7b6463c344">cbegin</a> () const </td></tr>
<tr class="memdesc:a2af8f195917817ce2b77ff7b6463c344"><td class="mdescLeft">&#160;</td><td class="mdescRight">start const iterator <br/></td></tr>
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<tr class="memitem:acf6d3f610c2675eaf8bf2a40853081aa"><td class="memItemLeft" align="right" valign="top"><a class="anchor" id="acf6d3f610c2675eaf8bf2a40853081aa"></a>
<a class="el" href="a00062.html">const_iterator</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00061.html#acf6d3f610c2675eaf8bf2a40853081aa">cend</a> () const </td></tr>
<tr class="memdesc:acf6d3f610c2675eaf8bf2a40853081aa"><td class="mdescLeft">&#160;</td><td class="mdescRight">end const iterator <br/></td></tr>
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bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="a00061.html#a9e26f4f5d608e39c8adc9dc6d06a7a01">is_cancelled</a> ()</td></tr>
<tr class="memdesc:a9e26f4f5d608e39c8adc9dc6d06a7a01"><td class="mdescLeft">&#160;</td><td class="mdescRight">return status of graph execution <br/></td></tr>
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bool&#160;</td><td class="memItemRight" valign="bottom"><b>exception_thrown</b> ()</td></tr>
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void&#160;</td><td class="memItemRight" valign="bottom"><b>reset</b> ()</td></tr>
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Friends</h2></td></tr>
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class&#160;</td><td class="memItemRight" valign="bottom"><b>graph_node</b></td></tr>
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template&lt;typename C , typename N &gt; </td></tr>
<tr class="memitem:aaa1d1a46765052516277dce8e9bdf63e"><td class="memTemplItemLeft" align="right" valign="top">class&#160;</td><td class="memTemplItemRight" valign="bottom"><b>graph_iterator</b></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>The graph class. </p>
<p>This class serves as a handle to the graph </p>
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<p>Destroys the graph. </p>
<p>Calls wait_for_all, then destroys the root task and context. </p>

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<h2 class="groupheader">Member Function Documentation</h2>
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<p>Deregisters an external entity that may have interacted with the graph. </p>
<p>The graph will not return from wait_for_all until all the number of decrement_wait_count calls matches the number of increment_wait_count calls. </p>

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<p>Used to register that an external entity may still interact with the graph. </p>
<p>The graph will not return from wait_for_all until a matching number of decrement_wait_count calls is made. </p>

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template&lt;typename Receiver , typename Body &gt; </div>
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          <td class="memname">void tbb::flow::interface7::graph::run </td>
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<p>Spawns a task that runs a body and puts its output to a specific receiver. </p>
<p>The task is spawned as a child of the graph. This is useful for running tasks that need to block a <a class="el" href="a00061.html#a397208ce3b432c83cd24f416b082e8db" title="Wait until graph is idle and decrement_wait_count calls equals increment_wait_count calls...">wait_for_all()</a> on the graph. For example a one-off source. </p>

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template&lt;typename Body &gt; </div>
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          <td class="memname">void tbb::flow::interface7::graph::run </td>
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<p>Spawns a task that runs a function object. </p>
<p>The task is spawned as a child of the graph. This is useful for running tasks that need to block a <a class="el" href="a00061.html#a397208ce3b432c83cd24f416b082e8db" title="Wait until graph is idle and decrement_wait_count calls equals increment_wait_count calls...">wait_for_all()</a> on the graph. For example a one-off source. </p>

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          <td class="memname">void tbb::flow::interface7::graph::wait_for_all </td>
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<p>Wait until graph is idle and decrement_wait_count calls equals increment_wait_count calls. </p>
<p>The waiting thread will go off and steal work while it is block in the wait_for_all. </p>

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<hr/>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="a00179.html">flow_graph.h</a></li>
</ul>
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