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<h1>func_geometric.hpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 
<a name="l00002"></a>00002 <span class="comment">// OpenGL Mathematics Copyright (c) 2005 - 2009 G-Truc Creation (www.g-truc.net)</span>
<a name="l00004"></a>00004 <span class="comment"></span><span class="comment">// Created : 2008-08-03</span>
<a name="l00005"></a>00005 <span class="comment">// Updated : 2008-09-08</span>
<a name="l00006"></a>00006 <span class="comment">// Licence : This source is under MIT License</span>
<a name="l00007"></a>00007 <span class="comment">// File    : glm/core/func_geometric.h</span>
<a name="l00009"></a>00009 <span class="comment"></span>
<a name="l00010"></a>00010 <span class="preprocessor">#ifndef glm_core_func_geometric</span>
<a name="l00011"></a>00011 <span class="preprocessor"></span><span class="preprocessor">#define glm_core_func_geometric</span>
<a name="l00012"></a>00012 <span class="preprocessor"></span>
<a name="l00013"></a>00013 <span class="keyword">namespace </span>glm
<a name="l00014"></a>00014 {
<a name="l00015"></a>00015         <span class="keyword">namespace </span>test{
<a name="l00016"></a>00016                 <span class="keywordtype">void</span> main_core_func_geometric();
<a name="l00017"></a>00017         }<span class="comment">//namespace test</span>
<a name="l00018"></a>00018 
<a name="l00019"></a>00019         <span class="keyword">namespace </span>core{
<a name="l00020"></a>00020         <span class="keyword">namespace </span>function{
<a name="l00022"></a><a class="code" href="a00129.html">00022</a>         <span class="keyword">namespace </span>geometric{
<a name="l00023"></a>00023 
<a name="l00026"></a>00026         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genType&gt; 
<a name="l00027"></a>00027         <span class="keyword">typename</span> genType::value_type <a class="code" href="a00129.html#a10ee9a1d18c6da61cab61d8637d23847" title="Returns the length of x, i.e., sqrt(x * x).">length</a>(genType <span class="keyword">const</span> &amp; x); 
<a name="l00028"></a>00028 
<a name="l00031"></a>00031         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genType&gt; 
<a name="l00032"></a>00032         <span class="keyword">typename</span> genType::value_type <a class="code" href="a00129.html#aa7cb6dbe9b8224c25345f1fd6fc09e77" title="Returns the distance betwwen p0 and p1, i.e., length(p0 - p1).">distance</a>(genType <span class="keyword">const</span> &amp; p0, genType <span class="keyword">const</span> &amp; p1);
<a name="l00033"></a>00033 
<a name="l00036"></a>00036     <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genType&gt; 
<a name="l00037"></a>00037         <span class="keyword">typename</span> genType::value_type <a class="code" href="a00129.html#a38e1f1538ac0fedc9d6ac14910105421" title="Returns the dot product of x and y, i.e., result = x * y.">dot</a>(genType <span class="keyword">const</span> &amp; x, genType <span class="keyword">const</span> &amp; y);
<a name="l00038"></a>00038 
<a name="l00041"></a>00041     <span class="keyword">template</span> &lt;<span class="keyword">typename</span> valType&gt; 
<a name="l00042"></a>00042         detail::tvec3&lt;valType&gt; <a class="code" href="a00129.html#aef2c634b57ee979caa2ab897b6960e1f" title="Returns the cross product of x and y.">cross</a>(detail::tvec3&lt;valType&gt; <span class="keyword">const</span> &amp; x, detail::tvec3&lt;valType&gt; <span class="keyword">const</span> &amp; y);
<a name="l00043"></a>00043 
<a name="l00046"></a>00046         <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genType&gt; 
<a name="l00047"></a>00047         genType <a class="code" href="a00129.html#a07ff16965f11fa17122ac874ed492276" title="Returns a vector in the same direction as x but with length of 1.">normalize</a>(genType <span class="keyword">const</span> &amp; x);
<a name="l00048"></a>00048 
<a name="l00051"></a>00051     <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genType&gt; 
<a name="l00052"></a>00052         genType <a class="code" href="a00129.html#ad591e8f7b1a5e311d3439dda2bb82aea" title="If dot(Nref, I) &amp;lt; 0.0, return N, otherwise, return -N.">faceforward</a>(genType <span class="keyword">const</span> &amp; N, genType <span class="keyword">const</span> &amp; I, genType <span class="keyword">const</span> &amp; Nref);
<a name="l00053"></a>00053   
<a name="l00057"></a>00057     <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genType&gt; 
<a name="l00058"></a>00058         genType <a class="code" href="a00129.html#a2863d2331eb3752a5a17244c604c1d07" title="For the incident vector I and surface orientation N, returns the reflection direction...">reflect</a>(genType <span class="keyword">const</span> &amp; I, genType <span class="keyword">const</span> &amp; N);
<a name="l00059"></a>00059   
<a name="l00064"></a>00064     <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genType&gt; 
<a name="l00065"></a>00065         genType <a class="code" href="a00129.html#a895392ad98499a450e2cc8579d76a84d" title="For the incident vector I and surface normal N, and the ratio of indices of refraction...">refract</a>(genType <span class="keyword">const</span> &amp; I, genType <span class="keyword">const</span> &amp; N, <span class="keyword">typename</span> genType::value_type <span class="keyword">const</span> &amp; eta);
<a name="l00066"></a>00066 
<a name="l00067"></a>00067         }<span class="comment">//namespace geometric</span>
<a name="l00068"></a>00068         }<span class="comment">//namespace function</span>
<a name="l00069"></a>00069         }<span class="comment">//namespace core</span>
<a name="l00070"></a>00070 
<a name="l00071"></a>00071         <span class="keyword">using namespace </span>core::function::geometric;
<a name="l00072"></a>00072 }<span class="comment">//namespace glm</span>
<a name="l00073"></a>00073 
<a name="l00074"></a>00074 <span class="preprocessor">#include &quot;func_geometric.inl&quot;</span>
<a name="l00075"></a>00075 
<a name="l00076"></a>00076 <span class="preprocessor">#endif//glm_core_func_geometric</span>
</pre></div></div>
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