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2019-11-14 12:24:04 +02:00

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<p><code>#include &lt;<a class="el" href="gtest_8h_source.html">gtest.h</a>&gt;</code></p>
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Public Types</h2></td></tr>
<tr class="memitem:abf228bf6cd48f12c8b44c85b4971a731"><td class="memItemLeft" align="right" valign="top">typedef <a class="el" href="classtesting_1_1internal_1_1_type_with_size.html">TypeWithSize</a>&lt; sizeof(RawType)&gt;::UInt&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classtesting_1_1internal_1_1_floating_point.html#abf228bf6cd48f12c8b44c85b4971a731">Bits</a></td></tr>
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Public Member Functions</h2></td></tr>
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<tr class="memitem:aab053be914bdc9e507c0db89740c318c"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classtesting_1_1internal_1_1_floating_point.html#abf228bf6cd48f12c8b44c85b4971a731">Bits</a> &amp;&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classtesting_1_1internal_1_1_floating_point.html#aab053be914bdc9e507c0db89740c318c">bits</a> () const</td></tr>
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<tr class="memitem:a1fc654fd206efa98e480aa1e034f30d5"><td class="memItemLeft" align="right" valign="top">bool&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classtesting_1_1internal_1_1_floating_point.html#a1fc654fd206efa98e480aa1e034f30d5">is_nan</a> () const</td></tr>
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<tr class="memitem:af2eda9331e679229a1baa3404b57b51d"><td class="memTemplParams" colspan="2">template&lt;&gt; </td></tr>
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<tr class="memitem:afc2e85c0e886cb13b2300e961c9a9648"><td class="memTemplParams" colspan="2">template&lt;&gt; </td></tr>
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Static Public Member Functions</h2></td></tr>
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<tr class="memitem:a460027cc19cf01ae8e09cc3796b2b575"><td class="memItemLeft" align="right" valign="top">static RawType&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classtesting_1_1internal_1_1_floating_point.html#a460027cc19cf01ae8e09cc3796b2b575">Infinity</a> ()</td></tr>
<tr class="separator:a460027cc19cf01ae8e09cc3796b2b575"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aae5954d8a57d3ff0987c6930cb68e114"><td class="memItemLeft" align="right" valign="top">static RawType&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classtesting_1_1internal_1_1_floating_point.html#aae5954d8a57d3ff0987c6930cb68e114">Max</a> ()</td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-attribs"></a>
Static Public Attributes</h2></td></tr>
<tr class="memitem:ab819d2e8f93e9e482373999f0f8d71b9"><td class="memItemLeft" align="right" valign="top">static const size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classtesting_1_1internal_1_1_floating_point.html#ab819d2e8f93e9e482373999f0f8d71b9">kBitCount</a> = 8*sizeof(RawType)</td></tr>
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<tr class="memitem:a0b756a6d2a4f5f5b41ca79651c06c043"><td class="memItemLeft" align="right" valign="top">static const size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classtesting_1_1internal_1_1_floating_point.html#a0b756a6d2a4f5f5b41ca79651c06c043">kFractionBitCount</a></td></tr>
<tr class="separator:a0b756a6d2a4f5f5b41ca79651c06c043"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a1973d843c00781053d3073daa8a40119"><td class="memItemLeft" align="right" valign="top">static const size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classtesting_1_1internal_1_1_floating_point.html#a1973d843c00781053d3073daa8a40119">kExponentBitCount</a> = <a class="el" href="classtesting_1_1internal_1_1_floating_point.html#ab819d2e8f93e9e482373999f0f8d71b9">kBitCount</a> - 1 - <a class="el" href="classtesting_1_1internal_1_1_floating_point.html#a0b756a6d2a4f5f5b41ca79651c06c043">kFractionBitCount</a></td></tr>
<tr class="separator:a1973d843c00781053d3073daa8a40119"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aca98b5ea6f2222a66a82e52421682efa"><td class="memItemLeft" align="right" valign="top">static const <a class="el" href="classtesting_1_1internal_1_1_floating_point.html#abf228bf6cd48f12c8b44c85b4971a731">Bits</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classtesting_1_1internal_1_1_floating_point.html#aca98b5ea6f2222a66a82e52421682efa">kSignBitMask</a> = static_cast&lt;<a class="el" href="classtesting_1_1internal_1_1_floating_point.html#abf228bf6cd48f12c8b44c85b4971a731">Bits</a>&gt;(1) &lt;&lt; (<a class="el" href="classtesting_1_1internal_1_1_floating_point.html#ab819d2e8f93e9e482373999f0f8d71b9">kBitCount</a> - 1)</td></tr>
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<tr class="memitem:a0ac75d4ffd24f14bca452abe8a718da1"><td class="memItemLeft" align="right" valign="top">static const <a class="el" href="classtesting_1_1internal_1_1_floating_point.html#abf228bf6cd48f12c8b44c85b4971a731">Bits</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classtesting_1_1internal_1_1_floating_point.html#a0ac75d4ffd24f14bca452abe8a718da1">kFractionBitMask</a></td></tr>
<tr class="separator:a0ac75d4ffd24f14bca452abe8a718da1"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a66065dfc4d5f41100f686159637af23b"><td class="memItemLeft" align="right" valign="top">static const <a class="el" href="classtesting_1_1internal_1_1_floating_point.html#abf228bf6cd48f12c8b44c85b4971a731">Bits</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classtesting_1_1internal_1_1_floating_point.html#a66065dfc4d5f41100f686159637af23b">kExponentBitMask</a> = ~(<a class="el" href="classtesting_1_1internal_1_1_floating_point.html#aca98b5ea6f2222a66a82e52421682efa">kSignBitMask</a> | <a class="el" href="classtesting_1_1internal_1_1_floating_point.html#a0ac75d4ffd24f14bca452abe8a718da1">kFractionBitMask</a>)</td></tr>
<tr class="separator:a66065dfc4d5f41100f686159637af23b"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aac498b3714d93f8e88cdc30e4c5935f6"><td class="memItemLeft" align="right" valign="top">static const size_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classtesting_1_1internal_1_1_floating_point.html#aac498b3714d93f8e88cdc30e4c5935f6">kMaxUlps</a> = 4</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 RawType&gt;<br />
class testing::internal::FloatingPoint&lt; RawType &gt;</h3>
<p class="definition">Definition at line <a class="el" href="gtest_8h_source.html#l06687">6687</a> of file <a class="el" href="gtest_8h_source.html">gtest.h</a>.</p>
</div><h2 class="groupheader">Member Typedef Documentation</h2>
<a id="abf228bf6cd48f12c8b44c85b4971a731"></a>
<h2 class="memtitle"><span class="permalink"><a href="#abf228bf6cd48f12c8b44c85b4971a731">&#9670;&nbsp;</a></span>Bits</h2>
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<div class="memtemplate">
template&lt;typename RawType&gt; </div>
<table class="memname">
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<td class="memname">typedef <a class="el" href="classtesting_1_1internal_1_1_type_with_size.html">TypeWithSize</a>&lt;sizeof(RawType)&gt;::UInt <a class="el" href="classtesting_1_1internal_1_1_floating_point.html">testing::internal::FloatingPoint</a>&lt; RawType &gt;::<a class="el" href="classtesting_1_1internal_1_1_floating_point.html#abf228bf6cd48f12c8b44c85b4971a731">Bits</a></td>
</tr>
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</div><div class="memdoc">
<p class="definition">Definition at line <a class="el" href="gtest_8h_source.html#l06691">6691</a> of file <a class="el" href="gtest_8h_source.html">gtest.h</a>.</p>
</div>
</div>
<h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
<a id="a0dabf840863e0df84046f171c891fe71"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a0dabf840863e0df84046f171c891fe71">&#9670;&nbsp;</a></span>FloatingPoint()</h2>
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<div class="memtemplate">
template&lt;typename RawType&gt; </div>
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<td class="mlabels-left">
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<td class="memname"><a class="el" href="classtesting_1_1internal_1_1_floating_point.html">testing::internal::FloatingPoint</a>&lt; RawType &gt;::<a class="el" href="classtesting_1_1internal_1_1_floating_point.html">FloatingPoint</a> </td>
<td>(</td>
<td class="paramtype">const RawType &amp;&#160;</td>
<td class="paramname"><em>x</em></td><td>)</td>
<td></td>
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</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">inline</span><span class="mlabel">explicit</span></span> </td>
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<p class="definition">Definition at line <a class="el" href="gtest_8h_source.html#l06735">6735</a> of file <a class="el" href="gtest_8h_source.html">gtest.h</a>.</p>
</div>
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<h2 class="groupheader">Member Function Documentation</h2>
<a id="a965214c1af2f9ac5adb1393794aa81e5"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a965214c1af2f9ac5adb1393794aa81e5">&#9670;&nbsp;</a></span>AlmostEquals()</h2>
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<div class="memtemplate">
template&lt;typename RawType&gt; </div>
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<td class="memname">bool <a class="el" href="classtesting_1_1internal_1_1_floating_point.html">testing::internal::FloatingPoint</a>&lt; RawType &gt;::AlmostEquals </td>
<td>(</td>
<td class="paramtype">const <a class="el" href="classtesting_1_1internal_1_1_floating_point.html">FloatingPoint</a>&lt; RawType &gt; &amp;&#160;</td>
<td class="paramname"><em>rhs</em></td><td>)</td>
<td> const</td>
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</td>
<td class="mlabels-right">
<span class="mlabels"><span class="mlabel">inline</span></span> </td>
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<p class="definition">Definition at line <a class="el" href="gtest_8h_source.html#l06783">6783</a> of file <a class="el" href="gtest_8h_source.html">gtest.h</a>.</p>
</div>
</div>
<a id="aab053be914bdc9e507c0db89740c318c"></a>
<h2 class="memtitle"><span class="permalink"><a href="#aab053be914bdc9e507c0db89740c318c">&#9670;&nbsp;</a></span>bits()</h2>
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template&lt;typename RawType&gt; </div>
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<td class="memname">const <a class="el" href="classtesting_1_1internal_1_1_floating_point.html#abf228bf6cd48f12c8b44c85b4971a731">Bits</a>&amp; <a class="el" href="classtesting_1_1internal_1_1_floating_point.html">testing::internal::FloatingPoint</a>&lt; RawType &gt;::bits </td>
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<td class="paramname"></td><td>)</td>
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<p class="definition">Definition at line <a class="el" href="gtest_8h_source.html#l06759">6759</a> of file <a class="el" href="gtest_8h_source.html">gtest.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#af6bf8fab8df572ecb137a3516ff390ae">&#9670;&nbsp;</a></span>exponent_bits()</h2>
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<td class="memname"><a class="el" href="classtesting_1_1internal_1_1_floating_point.html#abf228bf6cd48f12c8b44c85b4971a731">Bits</a> <a class="el" href="classtesting_1_1internal_1_1_floating_point.html">testing::internal::FloatingPoint</a>&lt; RawType &gt;::exponent_bits </td>
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<p class="definition">Definition at line <a class="el" href="gtest_8h_source.html#l06762">6762</a> of file <a class="el" href="gtest_8h_source.html">gtest.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#aa17337e50a2ac855719bc0676529558f">&#9670;&nbsp;</a></span>fraction_bits()</h2>
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<td class="memname"><a class="el" href="classtesting_1_1internal_1_1_floating_point.html#abf228bf6cd48f12c8b44c85b4971a731">Bits</a> <a class="el" href="classtesting_1_1internal_1_1_floating_point.html">testing::internal::FloatingPoint</a>&lt; RawType &gt;::fraction_bits </td>
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<p class="definition">Definition at line <a class="el" href="gtest_8h_source.html#l06765">6765</a> of file <a class="el" href="gtest_8h_source.html">gtest.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a460027cc19cf01ae8e09cc3796b2b575">&#9670;&nbsp;</a></span>Infinity()</h2>
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<td class="memname">static RawType <a class="el" href="classtesting_1_1internal_1_1_floating_point.html">testing::internal::FloatingPoint</a>&lt; RawType &gt;::Infinity </td>
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<p class="definition">Definition at line <a class="el" href="gtest_8h_source.html#l06749">6749</a> of file <a class="el" href="gtest_8h_source.html">gtest.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a1fc654fd206efa98e480aa1e034f30d5">&#9670;&nbsp;</a></span>is_nan()</h2>
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<td class="memname">bool <a class="el" href="classtesting_1_1internal_1_1_floating_point.html">testing::internal::FloatingPoint</a>&lt; RawType &gt;::is_nan </td>
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<p class="definition">Definition at line <a class="el" href="gtest_8h_source.html#l06771">6771</a> of file <a class="el" href="gtest_8h_source.html">gtest.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#aae5954d8a57d3ff0987c6930cb68e114">&#9670;&nbsp;</a></span>Max() <span class="overload">[1/3]</span></h2>
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<td class="memname">static RawType <a class="el" href="classtesting_1_1internal_1_1_floating_point.html">testing::internal::FloatingPoint</a>&lt; RawType &gt;::Max </td>
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<h2 class="memtitle"><span class="permalink"><a href="#af2eda9331e679229a1baa3404b57b51d">&#9670;&nbsp;</a></span>Max() <span class="overload">[2/3]</span></h2>
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<td class="memname">float <a class="el" href="classtesting_1_1internal_1_1_floating_point.html">testing::internal::FloatingPoint</a>&lt; float &gt;::Max </td>
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<p class="definition">Definition at line <a class="el" href="gtest_8h_source.html#l06839">6839</a> of file <a class="el" href="gtest_8h_source.html">gtest.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#afc2e85c0e886cb13b2300e961c9a9648">&#9670;&nbsp;</a></span>Max() <span class="overload">[3/3]</span></h2>
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<td class="memname">double <a class="el" href="classtesting_1_1internal_1_1_floating_point.html">testing::internal::FloatingPoint</a>&lt; double &gt;::Max </td>
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<p class="definition">Definition at line <a class="el" href="gtest_8h_source.html#l06841">6841</a> of file <a class="el" href="gtest_8h_source.html">gtest.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ac551f793522e54fbd8a25acb79eac5b1">&#9670;&nbsp;</a></span>ReinterpretBits()</h2>
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<td class="memname">static RawType <a class="el" href="classtesting_1_1internal_1_1_floating_point.html">testing::internal::FloatingPoint</a>&lt; RawType &gt;::ReinterpretBits </td>
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<td class="paramtype">const <a class="el" href="classtesting_1_1internal_1_1_floating_point.html#abf228bf6cd48f12c8b44c85b4971a731">Bits</a>&#160;</td>
<td class="paramname"><em>bits</em></td><td>)</td>
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<p class="definition">Definition at line <a class="el" href="gtest_8h_source.html#l06742">6742</a> of file <a class="el" href="gtest_8h_source.html">gtest.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#afb8a816bb598225d775caaf43a893ef0">&#9670;&nbsp;</a></span>sign_bit()</h2>
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<td class="memname"><a class="el" href="classtesting_1_1internal_1_1_floating_point.html#abf228bf6cd48f12c8b44c85b4971a731">Bits</a> <a class="el" href="classtesting_1_1internal_1_1_floating_point.html">testing::internal::FloatingPoint</a>&lt; RawType &gt;::sign_bit </td>
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<p class="definition">Definition at line <a class="el" href="gtest_8h_source.html#l06768">6768</a> of file <a class="el" href="gtest_8h_source.html">gtest.h</a>.</p>
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<h2 class="groupheader">Member Data Documentation</h2>
<a id="ab819d2e8f93e9e482373999f0f8d71b9"></a>
<h2 class="memtitle"><span class="permalink"><a href="#ab819d2e8f93e9e482373999f0f8d71b9">&#9670;&nbsp;</a></span>kBitCount</h2>
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<td class="memname">const size_t <a class="el" href="classtesting_1_1internal_1_1_floating_point.html">testing::internal::FloatingPoint</a>&lt; RawType &gt;::kBitCount = 8*sizeof(RawType)</td>
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<p class="definition">Definition at line <a class="el" href="gtest_8h_source.html#l06696">6696</a> of file <a class="el" href="gtest_8h_source.html">gtest.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a1973d843c00781053d3073daa8a40119">&#9670;&nbsp;</a></span>kExponentBitCount</h2>
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<td class="memname">const size_t <a class="el" href="classtesting_1_1internal_1_1_floating_point.html">testing::internal::FloatingPoint</a>&lt; RawType &gt;::kExponentBitCount = <a class="el" href="classtesting_1_1internal_1_1_floating_point.html#ab819d2e8f93e9e482373999f0f8d71b9">kBitCount</a> - 1 - <a class="el" href="classtesting_1_1internal_1_1_floating_point.html#a0b756a6d2a4f5f5b41ca79651c06c043">kFractionBitCount</a></td>
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<p class="definition">Definition at line <a class="el" href="gtest_8h_source.html#l06703">6703</a> of file <a class="el" href="gtest_8h_source.html">gtest.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a66065dfc4d5f41100f686159637af23b">&#9670;&nbsp;</a></span>kExponentBitMask</h2>
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<td class="memname">const <a class="el" href="classtesting_1_1internal_1_1_floating_point.html#abf228bf6cd48f12c8b44c85b4971a731">Bits</a> <a class="el" href="classtesting_1_1internal_1_1_floating_point.html">testing::internal::FloatingPoint</a>&lt; RawType &gt;::kExponentBitMask = ~(<a class="el" href="classtesting_1_1internal_1_1_floating_point.html#aca98b5ea6f2222a66a82e52421682efa">kSignBitMask</a> | <a class="el" href="classtesting_1_1internal_1_1_floating_point.html#a0ac75d4ffd24f14bca452abe8a718da1">kFractionBitMask</a>)</td>
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<p class="definition">Definition at line <a class="el" href="gtest_8h_source.html#l06713">6713</a> of file <a class="el" href="gtest_8h_source.html">gtest.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a0b756a6d2a4f5f5b41ca79651c06c043">&#9670;&nbsp;</a></span>kFractionBitCount</h2>
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<td class="memname">const size_t <a class="el" href="classtesting_1_1internal_1_1_floating_point.html">testing::internal::FloatingPoint</a>&lt; RawType &gt;::kFractionBitCount</td>
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<b>Initial value:</b><div class="fragment"><div class="line">=</div><div class="line"> std::numeric_limits&lt;RawType&gt;::digits - 1</div></div><!-- fragment -->
<p class="definition">Definition at line <a class="el" href="gtest_8h_source.html#l06699">6699</a> of file <a class="el" href="gtest_8h_source.html">gtest.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a0ac75d4ffd24f14bca452abe8a718da1">&#9670;&nbsp;</a></span>kFractionBitMask</h2>
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<td class="memname">const <a class="el" href="classtesting_1_1internal_1_1_floating_point.html#abf228bf6cd48f12c8b44c85b4971a731">Bits</a> <a class="el" href="classtesting_1_1internal_1_1_floating_point.html">testing::internal::FloatingPoint</a>&lt; RawType &gt;::kFractionBitMask</td>
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<b>Initial value:</b><div class="fragment"><div class="line">=</div><div class="line"> ~static_cast&lt;<a class="code" href="classtesting_1_1internal_1_1_floating_point.html#abf228bf6cd48f12c8b44c85b4971a731">Bits</a>&gt;(0) &gt;&gt; (<a class="code" href="classtesting_1_1internal_1_1_floating_point.html#a1973d843c00781053d3073daa8a40119">kExponentBitCount</a> + 1)</div></div><!-- fragment -->
<p class="definition">Definition at line <a class="el" href="gtest_8h_source.html#l06709">6709</a> of file <a class="el" href="gtest_8h_source.html">gtest.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#aac498b3714d93f8e88cdc30e4c5935f6">&#9670;&nbsp;</a></span>kMaxUlps</h2>
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<td class="memname">const size_t <a class="el" href="classtesting_1_1internal_1_1_floating_point.html">testing::internal::FloatingPoint</a>&lt; RawType &gt;::kMaxUlps = 4</td>
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<p class="definition">Definition at line <a class="el" href="gtest_8h_source.html#l06727">6727</a> of file <a class="el" href="gtest_8h_source.html">gtest.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#aca98b5ea6f2222a66a82e52421682efa">&#9670;&nbsp;</a></span>kSignBitMask</h2>
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<td class="memname">const <a class="el" href="classtesting_1_1internal_1_1_floating_point.html#abf228bf6cd48f12c8b44c85b4971a731">Bits</a> <a class="el" href="classtesting_1_1internal_1_1_floating_point.html">testing::internal::FloatingPoint</a>&lt; RawType &gt;::kSignBitMask = static_cast&lt;<a class="el" href="classtesting_1_1internal_1_1_floating_point.html#abf228bf6cd48f12c8b44c85b4971a731">Bits</a>&gt;(1) &lt;&lt; (<a class="el" href="classtesting_1_1internal_1_1_floating_point.html#ab819d2e8f93e9e482373999f0f8d71b9">kBitCount</a> - 1)</td>
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<p class="definition">Definition at line <a class="el" href="gtest_8h_source.html#l06706">6706</a> of file <a class="el" href="gtest_8h_source.html">gtest.h</a>.</p>
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