21.02/struct_selective_comparer_3_01_t_00_01false_01_4.xhtml


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<p><code>#include &lt;<a class="el" href="_tensor_helpers_8hpp_source.xhtml">TensorHelpers.hpp</a>&gt;</code></p>
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Static Public Member Functions</h2></td></tr>
<tr class="memitem:adeb6209a190d5004061266b1f8e31bae"><td class="memItemLeft" align="right" valign="top">static bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="struct_selective_comparer_3_01_t_00_01false_01_4.xhtml#adeb6209a190d5004061266b1f8e31bae">Compare</a> (T a, T b)</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><h3>template&lt;typename T&gt;<br />
struct SelectiveComparer&lt; T, false &gt;</h3>


<p class="definition">Definition at line <a class="el" href="_tensor_helpers_8hpp_source.xhtml#l00035">35</a> of file <a class="el" href="_tensor_helpers_8hpp_source.xhtml">TensorHelpers.hpp</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#adeb6209a190d5004061266b1f8e31bae">&#9670;&nbsp;</a></span>Compare()</h2>

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          <td class="memname">static bool Compare </td>
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          <td class="paramname"><em>a</em>, </td>
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<p class="definition">Definition at line <a class="el" href="_tensor_helpers_8hpp_source.xhtml#l00037">37</a> of file <a class="el" href="_tensor_helpers_8hpp_source.xhtml">TensorHelpers.hpp</a>.</p>

<p class="reference">References <a class="el" href="_tensor_helpers_8hpp_source.xhtml#l00022">g_FloatCloseToZeroTolerance</a>, and <a class="el" href="_floating_point_comparison_8hpp_source.xhtml#l00020">armnnUtils::within_percentage_tolerance()</a>.</p>
<div class="fragment"><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;    {</div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;        <span class="comment">// If a or b is zero, percent_tolerance does an exact match, so compare to a small, constant tolerance instead.</span></div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;        <span class="keywordflow">if</span> (a == 0.0f || b == 0.0f)</div><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;            <span class="keywordflow">return</span> std::abs(a - b) &lt;= <a class="code" href="_tensor_helpers_8hpp.xhtml#a1ed60e4e5a0ec57f6483904e11fbd781">g_FloatCloseToZeroTolerance</a>;</div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;        }</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;        <span class="keywordflow">if</span> (std::isinf(a) &amp;&amp; a == b)</div><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;            <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><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;        <span class="keywordflow">if</span> (std::isnan(a) &amp;&amp; std::isnan(b))</div><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="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;        }</div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;</div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;        <span class="comment">// For unquantized floats we use a tolerance of 1%.</span></div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;        <span class="keywordflow">return</span> <a class="code" href="namespacearmnn_utils.xhtml#a56b0e17341e000fa1d4561890294520c">armnnUtils::within_percentage_tolerance</a>(a, b);</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;    }</div><div class="ttc" id="_tensor_helpers_8hpp_xhtml_a1ed60e4e5a0ec57f6483904e11fbd781"><div class="ttname"><a href="_tensor_helpers_8hpp.xhtml#a1ed60e4e5a0ec57f6483904e11fbd781">g_FloatCloseToZeroTolerance</a></div><div class="ttdeci">constexpr float g_FloatCloseToZeroTolerance</div><div class="ttdef"><b>Definition:</b> <a href="_tensor_helpers_8hpp_source.xhtml#l00022">TensorHelpers.hpp:22</a></div></div>
<div class="ttc" id="namespacearmnn_utils_xhtml_a56b0e17341e000fa1d4561890294520c"><div class="ttname"><a href="namespacearmnn_utils.xhtml#a56b0e17341e000fa1d4561890294520c">armnnUtils::within_percentage_tolerance</a></div><div class="ttdeci">bool within_percentage_tolerance(float a, float b, float tolerancePercent=1.0f)</div><div class="ttdoc">Compare two floats and return true if their values are within a specified tolerance of each other...</div><div class="ttdef"><b>Definition:</b> <a href="_floating_point_comparison_8hpp_source.xhtml#l00020">FloatingPointComparison.hpp:20</a></div></div>
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