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This allows building against the same version of GLM across all targets and not deal with API changes of newer GLM versions which introduce regressions. Long term we want to migrate away from GLM and stick to a minimal self-written subset.
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<li class="navelem"><a class="el" href="dir_275089585c7fc1b5fd5d7d42c69cb1da.html">D:</a></li><li class="navelem"><a class="el" href="dir_7b98f88bffbed4b390b5f8f520d9c08e.html">Source</a></li><li class="navelem"><a class="el" href="dir_1f76e953200861345293ade84ac7fb6c.html">G-Truc</a></li><li class="navelem"><a class="el" href="dir_e29b03b892e0e25920d021a614d4db9b.html">glm</a></li><li class="navelem"><a class="el" href="dir_5ce58d942b2d0776e17a9a58abc01e04.html">glm</a></li><li class="navelem"><a class="el" href="dir_e529a619cfdec1fa4c331fb042fd332f.html">detail</a></li> </ul>
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<div class="title">func_geometric.hpp</div> </div>
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<div class="contents">
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<a href="a00031.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> </div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#pragma once</span></div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#include "<a class="code" href="a00135.html">type_vec3.hpp</a>"</span></div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="keyword">namespace </span><a class="code" href="a00146.html">glm</a></div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> {</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> T, precision P, <span class="keyword">template</span> <<span class="keyword">typename</span>, precision> <span class="keyword">class </span>vecType></div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  GLM_FUNC_DECL T <a class="code" href="a00153.html#ga18d45e3d4c7705e67ccfabd99e521604">length</a>(</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  vecType<T, P> <span class="keyword">const</span> & x);</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> T, precision P, <span class="keyword">template</span> <<span class="keyword">typename</span>, precision> <span class="keyword">class </span>vecType></div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  GLM_FUNC_DECL T <a class="code" href="a00153.html#ga7ca317dde0d7e94d920153554d4a02a8">distance</a>(</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  vecType<T, P> <span class="keyword">const</span> & p0,</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  vecType<T, P> <span class="keyword">const</span> & p1);</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> T, precision P, <span class="keyword">template</span> <<span class="keyword">typename</span>, precision> <span class="keyword">class </span>vecType></div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  GLM_FUNC_DECL T <a class="code" href="a00153.html#ga7dada304da2ba7dd3376ab4f178c3f6b">dot</a>(</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  vecType<T, P> <span class="keyword">const</span> & x,</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  vecType<T, P> <span class="keyword">const</span> & y);</div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> T, precision P></div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  GLM_FUNC_DECL tvec3<T, P> <a class="code" href="a00153.html#gafe2cae8cb26fd44be62aee97369d0af8">cross</a>(</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  tvec3<T, P> <span class="keyword">const</span> & x,</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  tvec3<T, P> <span class="keyword">const</span> & y);</div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> </div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> T, precision P, <span class="keyword">template</span> <<span class="keyword">typename</span>, precision> <span class="keyword">class </span>vecType></div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  GLM_FUNC_DECL vecType<T, P> <a class="code" href="a00153.html#gada9451ec170a36fe53552812b9c03a68">normalize</a>(</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  vecType<T, P> <span class="keyword">const</span> & x);</div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> </div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> T, precision P, <span class="keyword">template</span> <<span class="keyword">typename</span>, precision> <span class="keyword">class </span>vecType></div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  GLM_FUNC_DECL vecType<T, P> <a class="code" href="a00153.html#gaea854e5aec1b5839832ac2dfc7cd3c0d">faceforward</a>(</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  vecType<T, P> <span class="keyword">const</span> & N,</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  vecType<T, P> <span class="keyword">const</span> & I,</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  vecType<T, P> <span class="keyword">const</span> & Nref);</div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> genType></div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  GLM_FUNC_DECL genType <a class="code" href="a00153.html#gab63646fc36b81cf69d3ce123a72f76f2">reflect</a>(</div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  genType <span class="keyword">const</span> & I,</div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  genType <span class="keyword">const</span> & N);</div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> </div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> T, precision P, <span class="keyword">template</span> <<span class="keyword">typename</span>, precision> <span class="keyword">class </span>vecType></div>
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  GLM_FUNC_DECL vecType<T, P> <a class="code" href="a00153.html#gab7e7cdf4403931a5f7b74560ad64159b">refract</a>(</div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  vecType<T, P> <span class="keyword">const</span> & I,</div>
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  vecType<T, P> <span class="keyword">const</span> & N,</div>
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<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  T eta);</div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> }<span class="comment">//namespace glm</span></div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> </div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="preprocessor">#include "func_geometric.inl"</span></div>
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<div class="ttc" id="a00153_html_ga7ca317dde0d7e94d920153554d4a02a8"><div class="ttname"><a href="a00153.html#ga7ca317dde0d7e94d920153554d4a02a8">glm::distance</a></div><div class="ttdeci">GLM_FUNC_DECL T distance(vecType< T, P > const &p0, vecType< T, P > const &p1)</div><div class="ttdoc">Returns the distance betwwen p0 and p1, i.e., length(p0 - p1). </div></div>
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<div class="ttc" id="a00135_html"><div class="ttname"><a href="a00135.html">type_vec3.hpp</a></div><div class="ttdoc">OpenGL Mathematics (glm.g-truc.net) </div></div>
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<div class="ttc" id="a00153_html_ga18d45e3d4c7705e67ccfabd99e521604"><div class="ttname"><a href="a00153.html#ga18d45e3d4c7705e67ccfabd99e521604">glm::length</a></div><div class="ttdeci">GLM_FUNC_DECL T length(vecType< T, P > const &x)</div><div class="ttdoc">Returns the length of x, i.e., sqrt(x * x). </div></div>
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<div class="ttc" id="a00153_html_gab7e7cdf4403931a5f7b74560ad64159b"><div class="ttname"><a href="a00153.html#gab7e7cdf4403931a5f7b74560ad64159b">glm::refract</a></div><div class="ttdeci">GLM_FUNC_DECL vecType< T, P > refract(vecType< T, P > const &I, vecType< T, P > const &N, T eta)</div><div class="ttdoc">For the incident vector I and surface normal N, and the ratio of indices of refraction eta...</div></div>
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<div class="ttc" id="a00153_html_gada9451ec170a36fe53552812b9c03a68"><div class="ttname"><a href="a00153.html#gada9451ec170a36fe53552812b9c03a68">glm::normalize</a></div><div class="ttdeci">GLM_FUNC_DECL vecType< T, P > normalize(vecType< T, P > const &x)</div><div class="ttdoc">Returns a vector in the same direction as x but with length of 1. </div></div>
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<div class="ttc" id="a00146_html"><div class="ttname"><a href="a00146.html">glm</a></div><div class="ttdef"><b>Definition:</b> <a href="a00003_source.html#l00040">_noise.hpp:40</a></div></div>
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<div class="ttc" id="a00153_html_gab63646fc36b81cf69d3ce123a72f76f2"><div class="ttname"><a href="a00153.html#gab63646fc36b81cf69d3ce123a72f76f2">glm::reflect</a></div><div class="ttdeci">GLM_FUNC_DECL genType reflect(genType const &I, genType const &N)</div><div class="ttdoc">For the incident vector I and surface orientation N, returns the reflection direction : result = I - ...</div></div>
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<div class="ttc" id="a00153_html_gaea854e5aec1b5839832ac2dfc7cd3c0d"><div class="ttname"><a href="a00153.html#gaea854e5aec1b5839832ac2dfc7cd3c0d">glm::faceforward</a></div><div class="ttdeci">GLM_FUNC_DECL vecType< T, P > faceforward(vecType< T, P > const &N, vecType< T, P > const &I, vecType< T, P > const &Nref)</div><div class="ttdoc">If dot(Nref, I) < 0.0, return N, otherwise, return -N. </div></div>
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<div class="ttc" id="a00153_html_ga7dada304da2ba7dd3376ab4f178c3f6b"><div class="ttname"><a href="a00153.html#ga7dada304da2ba7dd3376ab4f178c3f6b">glm::dot</a></div><div class="ttdeci">GLM_FUNC_DECL T dot(vecType< T, P > const &x, vecType< T, P > const &y)</div><div class="ttdoc">Returns the dot product of x and y, i.e., result = x * y. </div></div>
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<div class="ttc" id="a00153_html_gafe2cae8cb26fd44be62aee97369d0af8"><div class="ttname"><a href="a00153.html#gafe2cae8cb26fd44be62aee97369d0af8">glm::cross</a></div><div class="ttdeci">GLM_FUNC_DECL tvec3< T, P > cross(tvec3< T, P > const &x, tvec3< T, P > const &y)</div><div class="ttdoc">Returns the cross product of x and y. </div></div>
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