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<div class="title">type_float.hpp</div>  </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="preprocessor">#pragma once</span></div>
<div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160; </div>
<div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="preprocessor">#include &quot;setup.hpp&quot;</span></div>
<div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160; </div>
<div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="preprocessor">#if GLM_COMPILER == GLM_COMPILER_VC12</span></div>
<div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="preprocessor">#       pragma warning(push)</span></div>
<div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="preprocessor">#       pragma warning(disable: 4512) // assignment operator could not be generated</span></div>
<div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160; </div>
<div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="keyword">namespace </span>glm{</div>
<div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="keyword">namespace </span>detail</div>
<div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;{</div>
<div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;        <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T&gt;</div>
<div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;        <span class="keyword">union </span>float_t</div>
<div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;        {};</div>
<div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160; </div>
<div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;        <span class="comment">// https://randomascii.wordpress.com/2012/02/25/comparing-floating-point-numbers-2012-edition/</span></div>
<div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;        <span class="keyword">template</span> &lt;&gt;</div>
<div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;        <span class="keyword">union </span>float_t&lt;float&gt;</div>
<div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;        {</div>
<div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;                <span class="keyword">typedef</span> <span class="keywordtype">int</span> int_type;</div>
<div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;                <span class="keyword">typedef</span> <span class="keywordtype">float</span> float_type;</div>
<div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160; </div>
<div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;                GLM_CONSTEXPR float_t(float_type Num = 0.0f) : f(Num) {}</div>
<div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160; </div>
<div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;                GLM_CONSTEXPR float_t&amp; operator=(float_t <span class="keyword">const</span>&amp; x)</div>
<div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;                {</div>
<div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;                        f = x.f;</div>
<div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;                        <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;                }</div>
<div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160; </div>
<div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;                <span class="comment">// Portable extraction of components.</span></div>
<div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;                GLM_CONSTEXPR <span class="keywordtype">bool</span> negative()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> i &lt; 0; }</div>
<div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;                GLM_CONSTEXPR int_type mantissa()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> i &amp; ((1 &lt;&lt; 23) - 1); }</div>
<div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;                GLM_CONSTEXPR int_type exponent()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> (i &gt;&gt; 23) &amp; ((1 &lt;&lt; 8) - 1); }</div>
<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;                int_type i;</div>
<div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;                float_type f;</div>
<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; </div>
<div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;        <span class="keyword">template</span> &lt;&gt;</div>
<div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;        <span class="keyword">union </span>float_t&lt;double&gt;</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;                <span class="keyword">typedef</span> <a class="code" href="a00859.html#gaff5189f97f9e842d9636a0f240001b2e">detail::int64</a> int_type;</div>
<div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;                <span class="keyword">typedef</span> <span class="keywordtype">double</span> float_type;</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;                GLM_CONSTEXPR float_t(float_type Num = <span class="keyword">static_cast&lt;</span>float_type<span class="keyword">&gt;</span>(0)) : f(Num) {}</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;                GLM_CONSTEXPR float_t&amp; operator=(float_t <span class="keyword">const</span>&amp; x)</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;                        f = x.f;</div>
<div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;                        <span class="keywordflow">return</span> *<span class="keyword">this</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">// Portable extraction of components.</span></div>
<div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;                GLM_CONSTEXPR <span class="keywordtype">bool</span> negative()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> i &lt; 0; }</div>
<div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;                GLM_CONSTEXPR int_type mantissa()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> i &amp; ((int_type(1) &lt;&lt; 52) - 1); }</div>
<div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;                GLM_CONSTEXPR int_type exponent()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> (i &gt;&gt; 52) &amp; ((int_type(1) &lt;&lt; 11) - 1); }</div>
<div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160; </div>
<div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;                int_type i;</div>
<div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;                float_type f;</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;}<span class="comment">//namespace detail</span></div>
<div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;}<span class="comment">//namespace glm</span></div>
<div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160; </div>
<div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;<span class="preprocessor">#if GLM_COMPILER == GLM_COMPILER_VC12</span></div>
<div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;<span class="preprocessor">#       pragma warning(pop)</span></div>
<div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;<span class="preprocessor">#endif</span></div>
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<div class="ttc" id="aa00859_html_gaff5189f97f9e842d9636a0f240001b2e"><div class="ttname"><a href="a00859.html#gaff5189f97f9e842d9636a0f240001b2e">glm::int64</a></div><div class="ttdeci">detail::int64 int64</div><div class="ttdoc">64 bit signed integer type.</div><div class="ttdef"><b>Definition:</b> <a href="a00359_source.html#l00067">scalar_int_sized.hpp:67</a></div></div>
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