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<a href="#pub-static-methods">Static Public Member Functions</a> &#124;
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<div class="title">SelectiveComparer&lt; T, false &gt; Struct Template Reference</div> </div>
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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#l00036">36</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="paramtype">T&#160;</td>
<td class="paramname"><em>a</em>, </td>
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<td></td>
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<p class="definition">Definition at line <a class="el" href="_tensor_helpers_8hpp_source.xhtml#l00038">38</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#l00023">g_FloatCloseToZeroTolerance</a>.</p>
<div class="fragment"><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; {</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</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="l00041"></a><span class="lineno"> 41</span>&#160; <span class="keywordflow">if</span> (a == 0.0f || b == 0.0f)</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160; {</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</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="l00044"></a><span class="lineno"> 44</span>&#160; }</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; <span class="keywordflow">if</span> (std::isinf(a) &amp;&amp; a == b)</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160; {</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; <span class="keywordflow">return</span> <span class="keyword">true</span>;</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;</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; <span class="keywordflow">if</span> (std::isnan(a) &amp;&amp; std::isnan(b))</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; <span class="keywordflow">return</span> <span class="keyword">true</span>;</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;</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; <span class="comment">// For unquantized floats we use a tolerance of 1%.</span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; boost::math::fpc::close_at_tolerance&lt;float&gt; comparer(boost::math::fpc::percent_tolerance(1.0f));</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; <span class="keywordflow">return</span> comparer(a, b);</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</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#l00023">TensorHelpers.hpp:23</a></div></div>
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<hr/>The documentation for this struct was generated from the following file:<ul>
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