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 <div class="header">
   <div class="summary">
 <a href="#pub-methods">Public Member Functions</a>  </div>
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 <div class="title">Semaphore Class Reference</div>  </div>
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 <p>Semamphore class.
  <a href="classarm__compute_1_1_semaphore.xhtml#details">More...</a></p>

 <p><code>#include &lt;<a class="el" href="_semaphore_8h_source.xhtml">Semaphore.h</a>&gt;</code></p>
 <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:a5d450aa70997a73d56a0400cee4e539d"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_semaphore.xhtml#a5d450aa70997a73d56a0400cee4e539d">Semaphore</a> (int value=0)</td></tr>
 <tr class="memdesc:a5d450aa70997a73d56a0400cee4e539d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Default Constuctor.  <a href="#a5d450aa70997a73d56a0400cee4e539d">More...</a><br /></td></tr>
 <tr class="separator:a5d450aa70997a73d56a0400cee4e539d"><td class="memSeparator" colspan="2">&#160;</td></tr>
 <tr class="memitem:a2a0f4bfac2f24aa0a07de86141381aec"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_semaphore.xhtml#a2a0f4bfac2f24aa0a07de86141381aec">signal</a> ()</td></tr>
 <tr class="memdesc:a2a0f4bfac2f24aa0a07de86141381aec"><td class="mdescLeft">&#160;</td><td class="mdescRight">Signals a semaphore.  <a href="#a2a0f4bfac2f24aa0a07de86141381aec">More...</a><br /></td></tr>
 <tr class="separator:a2a0f4bfac2f24aa0a07de86141381aec"><td class="memSeparator" colspan="2">&#160;</td></tr>
 <tr class="memitem:aa3b21853f890838c88d047d6c2786917"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_semaphore.xhtml#aa3b21853f890838c88d047d6c2786917">wait</a> ()</td></tr>
 <tr class="memdesc:aa3b21853f890838c88d047d6c2786917"><td class="mdescLeft">&#160;</td><td class="mdescRight">Waits on a semaphore.  <a href="#aa3b21853f890838c88d047d6c2786917">More...</a><br /></td></tr>
 <tr class="separator:aa3b21853f890838c88d047d6c2786917"><td class="memSeparator" colspan="2">&#160;</td></tr>
 </table>
 <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
 <div class="textblock"><p>Semamphore class. </p>

 <p class="definition">Definition at line <a class="el" href="_semaphore_8h_source.xhtml#l00035">35</a> of file <a class="el" href="_semaphore_8h_source.xhtml">Semaphore.h</a>.</p>
 </div><h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
 <a id="a5d450aa70997a73d56a0400cee4e539d"></a>
 <h2 class="memtitle"><span class="permalink"><a href="#a5d450aa70997a73d56a0400cee4e539d">&#9670;&nbsp;</a></span>Semaphore()</h2>

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           <td>(</td>
           <td class="paramtype">int&#160;</td>
           <td class="paramname"><em>value</em> = <code>0</code></td><td>)</td>
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 <p>Default Constuctor. </p>
 <dl class="params"><dt>Parameters</dt><dd>
   <table class="params">
     <tr><td class="paramdir">[in]</td><td class="paramname">value</td><td><a class="el" href="classarm__compute_1_1_semaphore.xhtml" title="Semamphore class.">Semaphore</a> initial value </td></tr>
   </table>
   </dd>
 </dl>

 <p class="definition">Definition at line <a class="el" href="_semaphore_8h_source.xhtml#l00042">42</a> of file <a class="el" href="_semaphore_8h_source.xhtml">Semaphore.h</a>.</p>
 <div class="fragment"><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;        : _value(value), _m(), _cv()</div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;    {</div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;    }</div></div><!-- fragment -->
 </div>
 </div>
 <h2 class="groupheader">Member Function Documentation</h2>
 <a id="a2a0f4bfac2f24aa0a07de86141381aec"></a>
 <h2 class="memtitle"><span class="permalink"><a href="#a2a0f4bfac2f24aa0a07de86141381aec">&#9670;&nbsp;</a></span>signal()</h2>

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           <td class="paramname"></td><td>)</td>
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 <p>Signals a semaphore. </p>

 <p class="definition">Definition at line <a class="el" href="_semaphore_8h_source.xhtml#l00047">47</a> of file <a class="el" href="_semaphore_8h_source.xhtml">Semaphore.h</a>.</p>
 <div class="fragment"><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;    {</div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;        {</div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;            std::lock_guard&lt;std::mutex&gt; lock(_m);</div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;            ++_value;</div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;        }</div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;        _cv.notify_one();</div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;    }</div></div><!-- fragment -->
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 <a id="aa3b21853f890838c88d047d6c2786917"></a>
 <h2 class="memtitle"><span class="permalink"><a href="#aa3b21853f890838c88d047d6c2786917">&#9670;&nbsp;</a></span>wait()</h2>

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           <td class="paramname"></td><td>)</td>
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 <p>Waits on a semaphore. </p>

 <p class="definition">Definition at line <a class="el" href="_semaphore_8h_source.xhtml#l00056">56</a> of file <a class="el" href="_semaphore_8h_source.xhtml">Semaphore.h</a>.</p>
 <div class="fragment"><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;    {</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;        std::unique_lock&lt;std::mutex&gt; lock(_m);</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;        _cv.wait(lock, [<span class="keyword">this</span>]()</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;        {</div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;            <span class="keywordflow">return</span> _value &gt; 0;</div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;        });</div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;        --_value;</div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;    }</div></div><!-- fragment -->
 </div>
 </div>
 <hr/>The documentation for this class was generated from the following file:<ul>
 <li>support/<a class="el" href="_semaphore_8h_source.xhtml">Semaphore.h</a></li>
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	<div class="header">
	<div class="summary">
	<a href="#pub-methods">Public Member Functions</a> </div>
	<div class="headertitle">
	<div class="title">Semaphore Class Reference</div> </div>
	</div><!--header-->
	<div class="contents">

	<p>Semamphore class.
	<a href="classarm__compute_1_1_semaphore.xhtml#details">More...</a></p>

	<p><code>#include <<a class="el" href="_semaphore_8h_source.xhtml">Semaphore.h</a>></code></p>
	<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:a5d450aa70997a73d56a0400cee4e539d"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_semaphore.xhtml#a5d450aa70997a73d56a0400cee4e539d">Semaphore</a> (int value=0)</td></tr>
	<tr class="memdesc:a5d450aa70997a73d56a0400cee4e539d"><td class="mdescLeft"> </td><td class="mdescRight">Default Constuctor. <a href="#a5d450aa70997a73d56a0400cee4e539d">More...</a><br /></td></tr>
	<tr class="separator:a5d450aa70997a73d56a0400cee4e539d"><td class="memSeparator" colspan="2"> </td></tr>
	<tr class="memitem:a2a0f4bfac2f24aa0a07de86141381aec"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_semaphore.xhtml#a2a0f4bfac2f24aa0a07de86141381aec">signal</a> ()</td></tr>
	<tr class="memdesc:a2a0f4bfac2f24aa0a07de86141381aec"><td class="mdescLeft"> </td><td class="mdescRight">Signals a semaphore. <a href="#a2a0f4bfac2f24aa0a07de86141381aec">More...</a><br /></td></tr>
	<tr class="separator:a2a0f4bfac2f24aa0a07de86141381aec"><td class="memSeparator" colspan="2"> </td></tr>
	<tr class="memitem:aa3b21853f890838c88d047d6c2786917"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1_semaphore.xhtml#aa3b21853f890838c88d047d6c2786917">wait</a> ()</td></tr>
	<tr class="memdesc:aa3b21853f890838c88d047d6c2786917"><td class="mdescLeft"> </td><td class="mdescRight">Waits on a semaphore. <a href="#aa3b21853f890838c88d047d6c2786917">More...</a><br /></td></tr>
	<tr class="separator:aa3b21853f890838c88d047d6c2786917"><td class="memSeparator" colspan="2"> </td></tr>
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	<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
	<div class="textblock"><p>Semamphore class. </p>

	<p class="definition">Definition at line <a class="el" href="_semaphore_8h_source.xhtml#l00035">35</a> of file <a class="el" href="_semaphore_8h_source.xhtml">Semaphore.h</a>.</p>
	</div><h2 class="groupheader">Constructor & Destructor Documentation</h2>
	<a id="a5d450aa70997a73d56a0400cee4e539d"></a>
	<h2 class="memtitle"><span class="permalink"><a href="#a5d450aa70997a73d56a0400cee4e539d">◆ </a></span>Semaphore()</h2>

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	<td class="memname"><a class="el" href="classarm__compute_1_1_semaphore.xhtml">Semaphore</a> </td>
	<td>(</td>
	<td class="paramtype">int </td>
	<td class="paramname"><em>value</em> = <code>0</code></td><td>)</td>
	<td></td>
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	<p>Default Constuctor. </p>
	<dl class="params"><dt>Parameters</dt><dd>
	<table class="params">
	<tr><td class="paramdir">[in]</td><td class="paramname">value</td><td><a class="el" href="classarm__compute_1_1_semaphore.xhtml" title="Semamphore class.">Semaphore</a> initial value </td></tr>
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	<p class="definition">Definition at line <a class="el" href="_semaphore_8h_source.xhtml#l00042">42</a> of file <a class="el" href="_semaphore_8h_source.xhtml">Semaphore.h</a>.</p>
	<div class="fragment"><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  : _value(value), _m(), _cv()</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  {</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  }</div></div><!-- fragment -->
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	<h2 class="groupheader">Member Function Documentation</h2>
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	<h2 class="memtitle"><span class="permalink"><a href="#a2a0f4bfac2f24aa0a07de86141381aec">◆ </a></span>signal()</h2>

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	<td class="memname">void signal </td>
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	<p>Signals a semaphore. </p>

	<p class="definition">Definition at line <a class="el" href="_semaphore_8h_source.xhtml#l00047">47</a> of file <a class="el" href="_semaphore_8h_source.xhtml">Semaphore.h</a>.</p>
	<div class="fragment"><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  {</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  {</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  std::lock_guard<std::mutex> lock(_m);</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  ++_value;</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  }</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  _cv.notify_one();</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  }</div></div><!-- fragment -->
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	<h2 class="memtitle"><span class="permalink"><a href="#aa3b21853f890838c88d047d6c2786917">◆ </a></span>wait()</h2>

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	<td class="memname">void wait </td>
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	<p>Waits on a semaphore. </p>

	<p class="definition">Definition at line <a class="el" href="_semaphore_8h_source.xhtml#l00056">56</a> of file <a class="el" href="_semaphore_8h_source.xhtml">Semaphore.h</a>.</p>
	<div class="fragment"><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  {</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  std::unique_lock<std::mutex> lock(_m);</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  _cv.wait(lock, [<span class="keyword">this</span>]()</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  {</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordflow">return</span> _value > 0;</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  });</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  --_value;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  }</div></div><!-- fragment -->
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	<hr/>The documentation for this class was generated from the following file:<ul>
	<li>support/<a class="el" href="_semaphore_8h_source.xhtml">Semaphore.h</a></li>
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