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<div class="title">geometric.hpp</div> </div>
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<a href="a00524.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160; </div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="preprocessor">#pragma once</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160; </div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="a00077.html">detail/type_vec3.hpp</a>&quot;</span></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="keyword">namespace </span>glm</div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;{</div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160; </div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; <span class="keyword">template</span>&lt;length_t L, <span class="keyword">typename</span> T, qualifier Q&gt;</div>
<div class="line"><a name="l00030"></a><span class="lineno"><a class="line" href="a00888.html#ga0cdabbb000834d994a1d6dc56f8f5263"> 30</a></span>&#160; GLM_FUNC_DECL T <a class="code" href="a00888.html#ga0cdabbb000834d994a1d6dc56f8f5263">length</a>(vec&lt;L, T, Q&gt; <span class="keyword">const</span>&amp; x);</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; </div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160; <span class="keyword">template</span>&lt;length_t L, <span class="keyword">typename</span> T, qualifier Q&gt;</div>
<div class="line"><a name="l00040"></a><span class="lineno"><a class="line" href="a00888.html#gaa68de6c53e20dfb2dac2d20197562e3f"> 40</a></span>&#160; GLM_FUNC_DECL T <a class="code" href="a00888.html#gaa68de6c53e20dfb2dac2d20197562e3f">distance</a>(vec&lt;L, T, Q&gt; <span class="keyword">const</span>&amp; p0, vec&lt;L, T, Q&gt; <span class="keyword">const</span>&amp; p1);</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160; </div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; <span class="keyword">template</span>&lt;length_t L, <span class="keyword">typename</span> T, qualifier Q&gt;</div>
<div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="a00888.html#gaec50c25dd3b13834af0bf6fd2ce3931c"> 50</a></span>&#160; GLM_FUNC_DECL GLM_CONSTEXPR T <a class="code" href="a00888.html#gaec50c25dd3b13834af0bf6fd2ce3931c">dot</a>(vec&lt;L, T, Q&gt; <span class="keyword">const</span>&amp; x, vec&lt;L, T, Q&gt; <span class="keyword">const</span>&amp; y);</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; </div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, qualifier Q&gt;</div>
<div class="line"><a name="l00059"></a><span class="lineno"><a class="line" href="a00888.html#gaefe60743d7f415a33cbdddbe3bcf0258"> 59</a></span>&#160; GLM_FUNC_DECL GLM_CONSTEXPR vec&lt;3, T, Q&gt; <a class="code" href="a00888.html#gaefe60743d7f415a33cbdddbe3bcf0258">cross</a>(vec&lt;3, T, Q&gt; <span class="keyword">const</span>&amp; x, vec&lt;3, T, Q&gt; <span class="keyword">const</span>&amp; y);</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; </div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160; <span class="keyword">template</span>&lt;length_t L, <span class="keyword">typename</span> T, qualifier Q&gt;</div>
<div class="line"><a name="l00070"></a><span class="lineno"><a class="line" href="a00888.html#ga3b8d3dcae77870781392ed2902cce597"> 70</a></span>&#160; GLM_FUNC_DECL vec&lt;L, T, Q&gt; <a class="code" href="a00888.html#ga3b8d3dcae77870781392ed2902cce597">normalize</a>(vec&lt;L, T, Q&gt; <span class="keyword">const</span>&amp; x);</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; </div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; <span class="keyword">template</span>&lt;length_t L, <span class="keyword">typename</span> T, qualifier Q&gt;</div>
<div class="line"><a name="l00080"></a><span class="lineno"><a class="line" href="a00888.html#ga7aed0a36c738169402404a3a5d54e43b"> 80</a></span>&#160; GLM_FUNC_DECL vec&lt;L, T, Q&gt; <a class="code" href="a00888.html#ga7aed0a36c738169402404a3a5d54e43b">faceforward</a>(</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; vec&lt;L, T, Q&gt; <span class="keyword">const</span>&amp; N,</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; vec&lt;L, T, Q&gt; <span class="keyword">const</span>&amp; I,</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; vec&lt;L, T, Q&gt; <span class="keyword">const</span>&amp; Nref);</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; </div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; <span class="keyword">template</span>&lt;length_t L, <span class="keyword">typename</span> T, qualifier Q&gt;</div>
<div class="line"><a name="l00094"></a><span class="lineno"><a class="line" href="a00888.html#ga5631dd1d5618de5450b1ea3cf3e94905"> 94</a></span>&#160; GLM_FUNC_DECL vec&lt;L, T, Q&gt; <a class="code" href="a00888.html#ga5631dd1d5618de5450b1ea3cf3e94905">reflect</a>(</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; vec&lt;L, T, Q&gt; <span class="keyword">const</span>&amp; I,</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; vec&lt;L, T, Q&gt; <span class="keyword">const</span>&amp; N);</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; </div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; <span class="keyword">template</span>&lt;length_t L, <span class="keyword">typename</span> T, qualifier Q&gt;</div>
<div class="line"><a name="l00108"></a><span class="lineno"><a class="line" href="a00888.html#ga01da3dff9e2ef6b9d4915c3047e22b74"> 108</a></span>&#160; GLM_FUNC_DECL vec&lt;L, T, Q&gt; <a class="code" href="a00888.html#ga01da3dff9e2ef6b9d4915c3047e22b74">refract</a>(</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; vec&lt;L, T, Q&gt; <span class="keyword">const</span>&amp; I,</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; vec&lt;L, T, Q&gt; <span class="keyword">const</span>&amp; N,</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; T eta);</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; </div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160;}<span class="comment">//namespace glm</span></div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; </div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160;<span class="preprocessor">#include &quot;detail/func_geometric.inl&quot;</span></div>
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<div class="ttc" id="aa00888_html_gaec50c25dd3b13834af0bf6fd2ce3931c"><div class="ttname"><a href="a00888.html#gaec50c25dd3b13834af0bf6fd2ce3931c">glm::dot</a></div><div class="ttdeci">GLM_FUNC_DECL GLM_CONSTEXPR T dot(vec&lt; L, T, Q &gt; const &amp;x, vec&lt; L, T, Q &gt; const &amp;y)</div><div class="ttdoc">Returns the dot product of x and y, i.e., result = x * y.</div></div>
<div class="ttc" id="aa00888_html_ga7aed0a36c738169402404a3a5d54e43b"><div class="ttname"><a href="a00888.html#ga7aed0a36c738169402404a3a5d54e43b">glm::faceforward</a></div><div class="ttdeci">GLM_FUNC_DECL vec&lt; L, T, Q &gt; faceforward(vec&lt; L, T, Q &gt; const &amp;N, vec&lt; L, T, Q &gt; const &amp;I, vec&lt; L, T, Q &gt; const &amp;Nref)</div><div class="ttdoc">If dot(Nref, I) &lt; 0.0, return N, otherwise, return -N.</div></div>
<div class="ttc" id="aa00888_html_gaefe60743d7f415a33cbdddbe3bcf0258"><div class="ttname"><a href="a00888.html#gaefe60743d7f415a33cbdddbe3bcf0258">glm::cross</a></div><div class="ttdeci">GLM_FUNC_DECL GLM_CONSTEXPR vec&lt; 3, T, Q &gt; cross(vec&lt; 3, T, Q &gt; const &amp;x, vec&lt; 3, T, Q &gt; const &amp;y)</div><div class="ttdoc">Returns the cross product of x and y.</div></div>
<div class="ttc" id="aa00888_html_ga01da3dff9e2ef6b9d4915c3047e22b74"><div class="ttname"><a href="a00888.html#ga01da3dff9e2ef6b9d4915c3047e22b74">glm::refract</a></div><div class="ttdeci">GLM_FUNC_DECL vec&lt; L, T, Q &gt; refract(vec&lt; L, T, Q &gt; const &amp;I, vec&lt; L, T, Q &gt; const &amp;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>
<div class="ttc" id="aa00077_html"><div class="ttname"><a href="a00077.html">type_vec3.hpp</a></div><div class="ttdoc">Core features</div></div>
<div class="ttc" id="aa00888_html_ga5631dd1d5618de5450b1ea3cf3e94905"><div class="ttname"><a href="a00888.html#ga5631dd1d5618de5450b1ea3cf3e94905">glm::reflect</a></div><div class="ttdeci">GLM_FUNC_DECL vec&lt; L, T, Q &gt; reflect(vec&lt; L, T, Q &gt; const &amp;I, vec&lt; L, T, Q &gt; const &amp;N)</div><div class="ttdoc">For the incident vector I and surface orientation N, returns the reflection direction : result = I - ...</div></div>
<div class="ttc" id="aa00888_html_ga3b8d3dcae77870781392ed2902cce597"><div class="ttname"><a href="a00888.html#ga3b8d3dcae77870781392ed2902cce597">glm::normalize</a></div><div class="ttdeci">GLM_FUNC_DECL vec&lt; L, T, Q &gt; normalize(vec&lt; L, T, Q &gt; const &amp;x)</div><div class="ttdoc">Returns a vector in the same direction as x but with length of 1.</div></div>
<div class="ttc" id="aa00888_html_gaa68de6c53e20dfb2dac2d20197562e3f"><div class="ttname"><a href="a00888.html#gaa68de6c53e20dfb2dac2d20197562e3f">glm::distance</a></div><div class="ttdeci">GLM_FUNC_DECL T distance(vec&lt; L, T, Q &gt; const &amp;p0, vec&lt; L, T, Q &gt; const &amp;p1)</div><div class="ttdoc">Returns the distance between p0 and p1, i.e., length(p0 - p1).</div></div>
<div class="ttc" id="aa00888_html_ga0cdabbb000834d994a1d6dc56f8f5263"><div class="ttname"><a href="a00888.html#ga0cdabbb000834d994a1d6dc56f8f5263">glm::length</a></div><div class="ttdeci">GLM_FUNC_DECL T length(vec&lt; L, T, Q &gt; const &amp;x)</div><div class="ttdoc">Returns the length of x, i.e., sqrt(x * x).</div></div>
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