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<div class="title">func_geometric.hpp</div> </div>
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<div class="fragment"><pre class="fragment"><a name="l00001"></a>00001
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<a name="l00002"></a>00002 <span class="comment">// OpenGL Mathematics Copyright (c) 2005 - 2011 G-Truc Creation (www.g-truc.net)</span>
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<a name="l00004"></a>00004 <span class="comment"></span><span class="comment">// Created : 2008-08-03</span>
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<a name="l00005"></a>00005 <span class="comment">// Updated : 2010-02-04</span>
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<a name="l00006"></a>00006 <span class="comment">// Licence : This source is under MIT License</span>
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<a name="l00007"></a>00007 <span class="comment">// File : glm/core/func_geometric.hpp</span>
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<a name="l00009"></a>00009 <span class="comment"></span>
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<a name="l00010"></a>00010 <span class="preprocessor">#ifndef glm_core_func_geometric</span>
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<a name="l00011"></a>00011 <span class="preprocessor"></span><span class="preprocessor">#define glm_core_func_geometric</span>
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<a name="l00012"></a>00012 <span class="preprocessor"></span>
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<a name="l00013"></a>00013 <span class="keyword">namespace </span>glm
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<a name="l00014"></a>00014 {
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<a name="l00015"></a>00015 <span class="keyword">namespace </span>core{
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<a name="l00016"></a>00016 <span class="keyword">namespace </span>function{
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<a name="l00017"></a>00017 <span class="keyword">namespace </span>geometric{
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<a name="l00018"></a>00018
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<a name="l00021"></a>00021
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<a name="l00026"></a>00026 <span class="keyword">template</span> <<span class="keyword">typename</span> genType>
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<a name="l00027"></a>00027 <span class="keyword">typename</span> genType::value_type <a class="code" href="a00238.html#ga10ee9a1d18c6da61cab61d8637d23847" title="Returns the length of x, i.e., sqrt(x * x).">length</a>(
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<a name="l00028"></a>00028 genType <span class="keyword">const</span> & x);
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<a name="l00029"></a>00029
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<a name="l00034"></a>00034 <span class="keyword">template</span> <<span class="keyword">typename</span> genType>
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<a name="l00035"></a>00035 <span class="keyword">typename</span> genType::value_type <a class="code" href="a00238.html#gaa7cb6dbe9b8224c25345f1fd6fc09e77" title="Returns the distance betwwen p0 and p1, i.e., length(p0 - p1).">distance</a>(
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<a name="l00036"></a>00036 genType <span class="keyword">const</span> & p0,
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<a name="l00037"></a>00037 genType <span class="keyword">const</span> & p1);
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<a name="l00038"></a>00038
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<a name="l00043"></a>00043 <span class="keyword">template</span> <<span class="keyword">typename</span> genType>
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<a name="l00044"></a>00044 <span class="keyword">typename</span> genType::value_type <a class="code" href="a00238.html#ga38e1f1538ac0fedc9d6ac14910105421" title="Returns the dot product of x and y, i.e., result = x * y.">dot</a>(
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<a name="l00045"></a>00045 genType <span class="keyword">const</span> & x,
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<a name="l00046"></a>00046 genType <span class="keyword">const</span> & y);
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<a name="l00047"></a>00047
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<a name="l00052"></a>00052 <span class="keyword">template</span> <<span class="keyword">typename</span> T>
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<a name="l00053"></a>00053 detail::tvec3<T> <a class="code" href="a00238.html#ga63272179a066d755953bcfbe38666257" title="Returns the cross product of x and y.">cross</a>(
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<a name="l00054"></a>00054 detail::tvec3<T> <span class="keyword">const</span> & x,
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<a name="l00055"></a>00055 detail::tvec3<T> <span class="keyword">const</span> & y);
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<a name="l00056"></a>00056
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<a name="l00061"></a>00061 <span class="keyword">template</span> <<span class="keyword">typename</span> genType>
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<a name="l00062"></a>00062 genType <a class="code" href="a00238.html#ga07ff16965f11fa17122ac874ed492276" title="Returns a vector in the same direction as x but with length of 1.">normalize</a>(
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<a name="l00063"></a>00063 genType <span class="keyword">const</span> & x);
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<a name="l00064"></a>00064
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<a name="l00069"></a>00069 <span class="keyword">template</span> <<span class="keyword">typename</span> genType>
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<a name="l00070"></a>00070 genType <a class="code" href="a00238.html#gad591e8f7b1a5e311d3439dda2bb82aea" title="If dot(Nref, I) < 0.0, return N, otherwise, return -N.">faceforward</a>(
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<a name="l00071"></a>00071 genType <span class="keyword">const</span> & N,
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<a name="l00072"></a>00072 genType <span class="keyword">const</span> & I,
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<a name="l00073"></a>00073 genType <span class="keyword">const</span> & Nref);
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<a name="l00074"></a>00074
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<a name="l00080"></a>00080 <span class="keyword">template</span> <<span class="keyword">typename</span> genType>
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<a name="l00081"></a>00081 genType <a class="code" href="a00238.html#ga2863d2331eb3752a5a17244c604c1d07" title="For the incident vector I and surface orientation N, returns the reflection direction : result = I - ...">reflect</a>(
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<a name="l00082"></a>00082 genType <span class="keyword">const</span> & I,
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<a name="l00083"></a>00083 genType <span class="keyword">const</span> & N);
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<a name="l00084"></a>00084
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<a name="l00091"></a>00091 <span class="keyword">template</span> <<span class="keyword">typename</span> genType>
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<a name="l00092"></a>00092 genType <a class="code" href="a00238.html#ga895392ad98499a450e2cc8579d76a84d" title="For the incident vector I and surface normal N, and the ratio of indices of refraction eta...">refract</a>(
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<a name="l00093"></a>00093 genType <span class="keyword">const</span> & I,
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<a name="l00094"></a>00094 genType <span class="keyword">const</span> & N,
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<a name="l00095"></a>00095 <span class="keyword">typename</span> genType::value_type <span class="keyword">const</span> & eta);
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<a name="l00096"></a>00096
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<a name="l00098"></a>00098
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<a name="l00099"></a>00099 }<span class="comment">//namespace geometric</span>
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<a name="l00100"></a>00100 }<span class="comment">//namespace function</span>
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<a name="l00101"></a>00101 }<span class="comment">//namespace core</span>
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<a name="l00102"></a>00102
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<a name="l00103"></a>00103 <span class="keyword">using namespace </span>core::function::geometric;
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<a name="l00104"></a>00104 }<span class="comment">//namespace glm</span>
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<a name="l00105"></a>00105
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<a name="l00106"></a>00106 <span class="preprocessor">#include "func_geometric.inl"</span>
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<a name="l00107"></a>00107
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<a name="l00108"></a>00108 <span class="preprocessor">#endif//glm_core_func_geometric</span>
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</pre></div></div>
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