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<p>Implementation of an instrument to measure elapsed wall-clock time in milliseconds.
<a href="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer.xhtml#details">More...</a></p>
<p><code>#include &lt;<a class="el" href="_wall_clock_timer_8h_source.xhtml">WallClockTimer.h</a>&gt;</code></p>
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Collaboration diagram for WallClockTimer:</div>
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Public Member Functions</h2></td></tr>
<tr class="memitem:a501ef37fef441a0a6a8ea8b8e30a7181"><td class="memItemLeft" align="right" valign="top">std::string&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer.xhtml#a501ef37fef441a0a6a8ea8b8e30a7181">id</a> () const override</td></tr>
<tr class="memdesc:a501ef37fef441a0a6a8ea8b8e30a7181"><td class="mdescLeft">&#160;</td><td class="mdescRight">Identifier for the instrument. <a href="#a501ef37fef441a0a6a8ea8b8e30a7181">More...</a><br/></td></tr>
<tr class="separator:a501ef37fef441a0a6a8ea8b8e30a7181"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a5d5d9ebd12cd3a7d268bc98a3fc7bf97"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer.xhtml#a5d5d9ebd12cd3a7d268bc98a3fc7bf97">start</a> () override</td></tr>
<tr class="memdesc:a5d5d9ebd12cd3a7d268bc98a3fc7bf97"><td class="mdescLeft">&#160;</td><td class="mdescRight">Start measuring. <a href="#a5d5d9ebd12cd3a7d268bc98a3fc7bf97">More...</a><br/></td></tr>
<tr class="separator:a5d5d9ebd12cd3a7d268bc98a3fc7bf97"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ab3536e22848ce87b16a9b96d6d824d45"><td class="memItemLeft" align="right" valign="top">void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer.xhtml#ab3536e22848ce87b16a9b96d6d824d45">stop</a> () override</td></tr>
<tr class="memdesc:ab3536e22848ce87b16a9b96d6d824d45"><td class="mdescLeft">&#160;</td><td class="mdescRight">Stop measuring. <a href="#ab3536e22848ce87b16a9b96d6d824d45">More...</a><br/></td></tr>
<tr class="separator:ab3536e22848ce87b16a9b96d6d824d45"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a73cabccc9d4406bf48f1db033dc35005"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classarm__compute_1_1test_1_1framework_1_1_instrument.xhtml#afc7df496e6026b91c3f48da6821c86a9">MeasurementsMap</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1test_1_1framework_1_1_wall_clock_timer.xhtml#a73cabccc9d4406bf48f1db033dc35005">measurements</a> () const override</td></tr>
<tr class="memdesc:a73cabccc9d4406bf48f1db033dc35005"><td class="mdescLeft">&#160;</td><td class="mdescRight">Return the latest measurement. <a href="#a73cabccc9d4406bf48f1db033dc35005">More...</a><br/></td></tr>
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<tr class="inherit_header pub_methods_classarm__compute_1_1test_1_1framework_1_1_instrument"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classarm__compute_1_1test_1_1framework_1_1_instrument')"><img src="closed.png" alt="-"/>&#160;Public Member Functions inherited from <a class="el" href="classarm__compute_1_1test_1_1framework_1_1_instrument.xhtml">Instrument</a></td></tr>
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<tr class="memitem:a550047da2682a06765be837ae570e542 inherit pub_methods_classarm__compute_1_1test_1_1framework_1_1_instrument"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classarm__compute_1_1test_1_1framework_1_1_instrument.xhtml">Instrument</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1test_1_1framework_1_1_instrument.xhtml#a550047da2682a06765be837ae570e542">operator=</a> (<a class="el" href="classarm__compute_1_1test_1_1framework_1_1_instrument.xhtml">Instrument</a> &amp;&amp;)=default</td></tr>
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<tr class="inherit_header pub_types_classarm__compute_1_1test_1_1framework_1_1_instrument"><td colspan="2" onclick="javascript:toggleInherit('pub_types_classarm__compute_1_1test_1_1framework_1_1_instrument')"><img src="closed.png" alt="-"/>&#160;Public Types inherited from <a class="el" href="classarm__compute_1_1test_1_1framework_1_1_instrument.xhtml">Instrument</a></td></tr>
<tr class="memitem:afc7df496e6026b91c3f48da6821c86a9 inherit pub_types_classarm__compute_1_1test_1_1framework_1_1_instrument"><td class="memItemLeft" align="right" valign="top">using&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1test_1_1framework_1_1_instrument.xhtml#afc7df496e6026b91c3f48da6821c86a9">MeasurementsMap</a> = std::map&lt; std::string, <a class="el" href="structarm__compute_1_1test_1_1framework_1_1_measurement.xhtml">Measurement</a> &gt;</td></tr>
<tr class="separator:afc7df496e6026b91c3f48da6821c86a9 inherit pub_types_classarm__compute_1_1test_1_1framework_1_1_instrument"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="inherit_header pub_static_methods_classarm__compute_1_1test_1_1framework_1_1_instrument"><td colspan="2" onclick="javascript:toggleInherit('pub_static_methods_classarm__compute_1_1test_1_1framework_1_1_instrument')"><img src="closed.png" alt="-"/>&#160;Static Public Member Functions inherited from <a class="el" href="classarm__compute_1_1test_1_1framework_1_1_instrument.xhtml">Instrument</a></td></tr>
<tr class="memitem:af3baba1356e4ba1194d7e611ca3c9657 inherit pub_static_methods_classarm__compute_1_1test_1_1framework_1_1_instrument"><td class="memTemplParams" colspan="2">template&lt;typename T &gt; </td></tr>
<tr class="memitem:af3baba1356e4ba1194d7e611ca3c9657 inherit pub_static_methods_classarm__compute_1_1test_1_1framework_1_1_instrument"><td class="memTemplItemLeft" align="right" valign="top">static std::unique_ptr<br class="typebreak"/>
&lt; <a class="el" href="classarm__compute_1_1test_1_1framework_1_1_instrument.xhtml">Instrument</a> &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="classarm__compute_1_1test_1_1framework_1_1_instrument.xhtml#af3baba1356e4ba1194d7e611ca3c9657">make_instrument</a> ()</td></tr>
<tr class="memdesc:af3baba1356e4ba1194d7e611ca3c9657 inherit pub_static_methods_classarm__compute_1_1test_1_1framework_1_1_instrument"><td class="mdescLeft">&#160;</td><td class="mdescRight">Helper function to create an instrument of the given type. <a href="#af3baba1356e4ba1194d7e611ca3c9657">More...</a><br/></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Implementation of an instrument to measure elapsed wall-clock time in milliseconds. </p>
<p>Definition at line <a class="el" href="_wall_clock_timer_8h_source.xhtml#l00038">38</a> of file <a class="el" href="_wall_clock_timer_8h_source.xhtml">WallClockTimer.h</a>.</p>
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<td class="memname">std::string id </td>
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<p>Identifier for the instrument. </p>
<p>Implements <a class="el" href="classarm__compute_1_1test_1_1framework_1_1_instrument.xhtml#a93697d33dc9325ba180a9a2a8ade6937">Instrument</a>.</p>
<p>Definition at line <a class="el" href="_wall_clock_timer_8cpp_source.xhtml#l00035">35</a> of file <a class="el" href="_wall_clock_timer_8cpp_source.xhtml">WallClockTimer.cpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;{</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; <span class="keywordflow">return</span> <span class="stringliteral">&quot;Wall clock&quot;</span>;</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;}</div>
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<td class="memname"><a class="el" href="classarm__compute_1_1test_1_1framework_1_1_instrument.xhtml#afc7df496e6026b91c3f48da6821c86a9">Instrument::MeasurementsMap</a> measurements </td>
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<p>Return the latest measurement. </p>
<p>Implements <a class="el" href="classarm__compute_1_1test_1_1framework_1_1_instrument.xhtml#a4cf9eb56e129a841a24bd67bb548603b">Instrument</a>.</p>
<p>Definition at line <a class="el" href="_wall_clock_timer_8cpp_source.xhtml#l00050">50</a> of file <a class="el" href="_wall_clock_timer_8cpp_source.xhtml">WallClockTimer.cpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160;{</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; <span class="keyword">const</span> <span class="keyword">auto</span> delta = std::chrono::duration_cast&lt;std::chrono::microseconds&gt;(_stop - _start);</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; <span class="keywordflow">return</span> <a class="code" href="classarm__compute_1_1test_1_1framework_1_1_instrument.xhtml#afc7df496e6026b91c3f48da6821c86a9">MeasurementsMap</a>{ { <span class="stringliteral">&quot;Wall clock time&quot;</span>, Measurement(delta.count(), <span class="stringliteral">&quot;us&quot;</span>) } };</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;}</div>
<div class="ttc" id="classarm__compute_1_1test_1_1framework_1_1_instrument_xhtml_afc7df496e6026b91c3f48da6821c86a9"><div class="ttname"><a href="classarm__compute_1_1test_1_1framework_1_1_instrument.xhtml#afc7df496e6026b91c3f48da6821c86a9">arm_compute::test::framework::Instrument::MeasurementsMap</a></div><div class="ttdeci">std::map&lt; std::string, Measurement &gt; MeasurementsMap</div><div class="ttdef"><b>Definition:</b> <a href="_instrument_8h_source.xhtml#l00067">Instrument.h:67</a></div></div>
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<td class="memname">void start </td>
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<p>Start measuring. </p>
<p>Implements <a class="el" href="classarm__compute_1_1test_1_1framework_1_1_instrument.xhtml#ac0ae5f26cd2001d772aed9d2ea97d41c">Instrument</a>.</p>
<p>Definition at line <a class="el" href="_wall_clock_timer_8cpp_source.xhtml#l00040">40</a> of file <a class="el" href="_wall_clock_timer_8cpp_source.xhtml">WallClockTimer.cpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;{</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; _start = std::chrono::high_resolution_clock::now();</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;}</div>
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<td class="memname">void stop </td>
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<p>Stop measuring. </p>
<p>Implements <a class="el" href="classarm__compute_1_1test_1_1framework_1_1_instrument.xhtml#a0efff8623a2fb79dad94a96dcf16d966">Instrument</a>.</p>
<p>Definition at line <a class="el" href="_wall_clock_timer_8cpp_source.xhtml#l00045">45</a> of file <a class="el" href="_wall_clock_timer_8cpp_source.xhtml">WallClockTimer.cpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;{</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; _stop = std::chrono::high_resolution_clock::now();</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160;}</div>
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<hr/>The documentation for this class was generated from the following files:<ul>
<li>tests/framework/instruments/<a class="el" href="_wall_clock_timer_8h_source.xhtml">WallClockTimer.h</a></li>
<li>tests/framework/instruments/<a class="el" href="_wall_clock_timer_8cpp_source.xhtml">WallClockTimer.cpp</a></li>
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