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<div class="title">func_geometric.hpp</div> </div>
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<a href="a00030.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="l00036"></a><span class="lineno"> 36</span>&#160;<span class="preprocessor">#pragma once</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="a00135.html">type_vec3.hpp</a>&quot;</span></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;<span class="keyword">namespace </span><a class="code" href="a00146.html">glm</a></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;{</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T, precision P, <span class="keyword">template</span> &lt;<span class="keyword">typename</span>, precision&gt; <span class="keyword">class </span>vecType&gt;</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; GLM_FUNC_DECL T <a class="code" href="a00152.html#ga18d45e3d4c7705e67ccfabd99e521604">length</a>(</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; vecType&lt;T, P&gt; <span class="keyword">const</span> &amp; x);</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T, precision P, <span class="keyword">template</span> &lt;<span class="keyword">typename</span>, precision&gt; <span class="keyword">class </span>vecType&gt;</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; GLM_FUNC_DECL T <a class="code" href="a00152.html#ga7ca317dde0d7e94d920153554d4a02a8">distance</a>(</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; vecType&lt;T, P&gt; <span class="keyword">const</span> &amp; p0,</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; vecType&lt;T, P&gt; <span class="keyword">const</span> &amp; p1);</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T, precision P, <span class="keyword">template</span> &lt;<span class="keyword">typename</span>, precision&gt; <span class="keyword">class </span>vecType&gt;</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; GLM_FUNC_DECL T <a class="code" href="a00152.html#ga7dada304da2ba7dd3376ab4f178c3f6b">dot</a>(</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; vecType&lt;T, P&gt; <span class="keyword">const</span> &amp; x,</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160; vecType&lt;T, P&gt; <span class="keyword">const</span> &amp; y);</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160;</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T, precision P&gt;</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; GLM_FUNC_DECL tvec3&lt;T, P&gt; <a class="code" href="a00152.html#gafe2cae8cb26fd44be62aee97369d0af8">cross</a>(</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; tvec3&lt;T, P&gt; <span class="keyword">const</span> &amp; x,</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; tvec3&lt;T, P&gt; <span class="keyword">const</span> &amp; y);</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160;</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T, precision P, <span class="keyword">template</span> &lt;<span class="keyword">typename</span>, precision&gt; <span class="keyword">class </span>vecType&gt;</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; GLM_FUNC_DECL vecType&lt;T, P&gt; <a class="code" href="a00152.html#gada9451ec170a36fe53552812b9c03a68">normalize</a>(</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; vecType&lt;T, P&gt; <span class="keyword">const</span> &amp; x);</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160;</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genType&gt;</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; GLM_FUNC_DECL genType <a class="code" href="a00152.html#ga4bbb036ef9527ee9f67384233029ed9b">faceforward</a>(</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; genType <span class="keyword">const</span> &amp; N,</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; genType <span class="keyword">const</span> &amp; I,</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; genType <span class="keyword">const</span> &amp; Nref);</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160;</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> genType&gt;</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; GLM_FUNC_DECL genType <a class="code" href="a00152.html#gab63646fc36b81cf69d3ce123a72f76f2">reflect</a>(</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; genType <span class="keyword">const</span> &amp; I,</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; genType <span class="keyword">const</span> &amp; N);</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160;</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; <span class="keyword">template</span> &lt;<span class="keyword">typename</span> T, precision P, <span class="keyword">template</span> &lt;<span class="keyword">typename</span>, precision&gt; <span class="keyword">class </span>vecType&gt;</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; GLM_FUNC_DECL vecType&lt;T, P&gt; <a class="code" href="a00152.html#gab7e7cdf4403931a5f7b74560ad64159b">refract</a>(</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; vecType&lt;T, P&gt; <span class="keyword">const</span> &amp; I,</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; vecType&lt;T, P&gt; <span class="keyword">const</span> &amp; N,</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; T eta);</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160;</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160;}<span class="comment">//namespace glm</span></div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160;</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160;<span class="preprocessor">#include &quot;func_geometric.inl&quot;</span></div>
<div class="ttc" id="a00152_html_ga18d45e3d4c7705e67ccfabd99e521604"><div class="ttname"><a href="a00152.html#ga18d45e3d4c7705e67ccfabd99e521604">glm::length</a></div><div class="ttdeci">GLM_FUNC_DECL T length(vecType&lt; T, P &gt; const &amp;x)</div><div class="ttdoc">Returns the length of x, i.e., sqrt(x * x). </div></div>
<div class="ttc" id="a00152_html_gada9451ec170a36fe53552812b9c03a68"><div class="ttname"><a href="a00152.html#gada9451ec170a36fe53552812b9c03a68">glm::normalize</a></div><div class="ttdeci">GLM_FUNC_DECL vecType&lt; T, P &gt; normalize(vecType&lt; T, P &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="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>
<div class="ttc" id="a00152_html_gab7e7cdf4403931a5f7b74560ad64159b"><div class="ttname"><a href="a00152.html#gab7e7cdf4403931a5f7b74560ad64159b">glm::refract</a></div><div class="ttdeci">GLM_FUNC_DECL vecType&lt; T, P &gt; refract(vecType&lt; T, P &gt; const &amp;I, vecType&lt; T, P &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="a00146_html"><div class="ttname"><a href="a00146.html">glm</a></div><div class="ttdef"><b>Definition:</b> <a href="a00003_source.html#l00031">_noise.hpp:31</a></div></div>
<div class="ttc" id="a00152_html_gab63646fc36b81cf69d3ce123a72f76f2"><div class="ttname"><a href="a00152.html#gab63646fc36b81cf69d3ce123a72f76f2">glm::reflect</a></div><div class="ttdeci">GLM_FUNC_DECL genType reflect(genType const &amp;I, genType 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="a00152_html_ga7ca317dde0d7e94d920153554d4a02a8"><div class="ttname"><a href="a00152.html#ga7ca317dde0d7e94d920153554d4a02a8">glm::distance</a></div><div class="ttdeci">GLM_FUNC_DECL T distance(vecType&lt; T, P &gt; const &amp;p0, vecType&lt; T, P &gt; const &amp;p1)</div><div class="ttdoc">Returns the distance betwwen p0 and p1, i.e., length(p0 - p1). </div></div>
<div class="ttc" id="a00152_html_ga4bbb036ef9527ee9f67384233029ed9b"><div class="ttname"><a href="a00152.html#ga4bbb036ef9527ee9f67384233029ed9b">glm::faceforward</a></div><div class="ttdeci">GLM_FUNC_DECL genType faceforward(genType const &amp;N, genType const &amp;I, genType const &amp;Nref)</div><div class="ttdoc">If dot(Nref, I) < 0.0, return N, otherwise, return -N. </div></div>
<div class="ttc" id="a00152_html_ga7dada304da2ba7dd3376ab4f178c3f6b"><div class="ttname"><a href="a00152.html#ga7dada304da2ba7dd3376ab4f178c3f6b">glm::dot</a></div><div class="ttdeci">GLM_FUNC_DECL T dot(vecType&lt; T, P &gt; const &amp;x, vecType&lt; T, P &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="a00152_html_gafe2cae8cb26fd44be62aee97369d0af8"><div class="ttname"><a href="a00152.html#gafe2cae8cb26fd44be62aee97369d0af8">glm::cross</a></div><div class="ttdeci">GLM_FUNC_DECL tvec3&lt; T, P &gt; cross(tvec3&lt; T, P &gt; const &amp;x, tvec3&lt; T, P &gt; const &amp;y)</div><div class="ttdoc">Returns the cross product of x and y. </div></div>
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