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Simon Fels 5070880428 external: import local copy of GLM 0.9.7.2 
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.
2018-05-18 19:37:52 +02:00

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<div class="title">gtx/quaternion.hpp</div> </div>
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<a href="a00095.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="l00043"></a><span class="lineno"> 43</span>&#160;<span class="preprocessor">#pragma once</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160;</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;<span class="comment">// Dependency:</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;<span class="preprocessor">#include &quot;../glm.hpp&quot;</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;<span class="preprocessor">#include &quot;../gtc/constants.hpp&quot;</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160;<span class="preprocessor">#include &quot;../gtc/quaternion.hpp&quot;</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;<span class="preprocessor">#include &quot;../gtx/norm.hpp&quot;</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160;</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160;<span class="preprocessor">#if(defined(GLM_MESSAGES) &amp;&amp; !defined(GLM_EXT_INCLUDED))</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160;<span class="preprocessor"># pragma message(&quot;GLM: GLM_GTX_quaternion extension included&quot;)</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;<span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160;<span class="keyword">namespace </span><a class="code" href="a00146.html">glm</a></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160;{</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; GLM_FUNC_DECL tvec3&lt;T, P&gt; <a class="code" href="a00224.html#ga4bfe3c7770fc43d14b8ef0058c4a86b5">cross</a>(</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; tquat&lt;T, P&gt; <span class="keyword">const</span> &amp; q,</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; tvec3&lt;T, P&gt; <span class="keyword">const</span> &amp; v);</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; GLM_FUNC_DECL tvec3&lt;T, P&gt; <a class="code" href="a00224.html#ga4bfe3c7770fc43d14b8ef0058c4a86b5">cross</a>(</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; tvec3&lt;T, P&gt; <span class="keyword">const</span> &amp; v,</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; tquat&lt;T, P&gt; <span class="keyword">const</span> &amp; q);</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; GLM_FUNC_DECL tquat&lt;T, P&gt; <a class="code" href="a00224.html#gae75f537becdf2b1381b4482ec96e6c82">squad</a>(</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; tquat&lt;T, P&gt; <span class="keyword">const</span> &amp; q1,</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160; tquat&lt;T, P&gt; <span class="keyword">const</span> &amp; q2,</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; tquat&lt;T, P&gt; <span class="keyword">const</span> &amp; s1,</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; tquat&lt;T, P&gt; <span class="keyword">const</span> &amp; s2,</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; T <span class="keyword">const</span> &amp; h);</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160;</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; GLM_FUNC_DECL tquat&lt;T, P&gt; <a class="code" href="a00224.html#ga56abae85b3669c866e91f3c57b298b9c">intermediate</a>(</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; tquat&lt;T, P&gt; <span class="keyword">const</span> &amp; prev,</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; tquat&lt;T, P&gt; <span class="keyword">const</span> &amp; curr,</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; tquat&lt;T, P&gt; <span class="keyword">const</span> &amp; next);</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160;</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; GLM_FUNC_DECL tquat&lt;T, P&gt; <a class="code" href="a00224.html#ga17295173d4c2b5ae49b84e9993b63a62">exp</a>(</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; tquat&lt;T, P&gt; <span class="keyword">const</span> &amp; q);</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160;</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; GLM_FUNC_DECL tquat&lt;T, P&gt; <a class="code" href="a00224.html#ga791f42e134bfe97fc9c96f4668dd7489">log</a>(</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; tquat&lt;T, P&gt; <span class="keyword">const</span> &amp; q);</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160;</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; GLM_FUNC_DECL tquat&lt;T, P&gt; <a class="code" href="a00224.html#ga42a0cf206c59eaeff4c67dd62e09a580">pow</a>(</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; tquat&lt;T, P&gt; <span class="keyword">const</span> &amp; x,</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; T <span class="keyword">const</span> &amp; y);</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160;</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; <span class="comment">//template&lt;typename T, precision P&gt;</span></div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160; <span class="comment">//tquat&lt;T, P&gt; sqrt(</span></div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160; <span class="comment">// tquat&lt;T, P&gt; const &amp; q);</span></div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</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&gt;</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; GLM_FUNC_DECL tvec3&lt;T, P&gt; <a class="code" href="a00224.html#ga96575f8868b3f2aa3e13cab9b94ccbd3">rotate</a>(</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; tquat&lt;T, P&gt; <span class="keyword">const</span> &amp; q,</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; tvec3&lt;T, P&gt; <span class="keyword">const</span> &amp; v);</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160;</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; GLM_FUNC_DECL tvec4&lt;T, P&gt; <a class="code" href="a00224.html#ga96575f8868b3f2aa3e13cab9b94ccbd3">rotate</a>(</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160; tquat&lt;T, P&gt; <span class="keyword">const</span> &amp; q,</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160; tvec4&lt;T, P&gt; <span class="keyword">const</span> &amp; v);</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>&#160;</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; GLM_FUNC_DECL T <a class="code" href="a00224.html#ga90de879d97487ec804522dd418e5d8a0">extractRealComponent</a>(</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; tquat&lt;T, P&gt; <span class="keyword">const</span> &amp; q);</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160;</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
<div class="line"><a name="l00153"></a><span class="lineno"><a class="line" href="a00224.html#ga01935b66ba245c2fd7dee5427d86ce9b"> 153</a></span>&#160; GLM_FUNC_DECL tmat3x3&lt;T, P&gt; <a class="code" href="a00224.html#ga01935b66ba245c2fd7dee5427d86ce9b">toMat3</a>(</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160; tquat&lt;T, P&gt; <span class="keyword">const</span> &amp; x){<span class="keywordflow">return</span> <a class="code" href="a00177.html#gae04c39422eb4e450ec8c4f45a1057b40">mat3_cast</a>(x);}</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160;</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
<div class="line"><a name="l00160"></a><span class="lineno"><a class="line" href="a00224.html#gaedc9fba6485eade37cc26c16df9d7aad"> 160</a></span>&#160; GLM_FUNC_DECL tmat4x4&lt;T, P&gt; <a class="code" href="a00224.html#gaedc9fba6485eade37cc26c16df9d7aad">toMat4</a>(</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; tquat&lt;T, P&gt; <span class="keyword">const</span> &amp; x){<span class="keywordflow">return</span> <a class="code" href="a00177.html#ga14bb2ddf028c91542763eb6f2bba47ef">mat4_cast</a>(x);}</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160;</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
<div class="line"><a name="l00167"></a><span class="lineno"><a class="line" href="a00224.html#gac9e3109ca60b644ce508d6b71a1697bc"> 167</a></span>&#160; GLM_FUNC_DECL tquat&lt;T, P&gt; <a class="code" href="a00224.html#ga808dd0f83ee8150db7e652313bde8eb2">toQuat</a>(</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>&#160; tmat3x3&lt;T, P&gt; <span class="keyword">const</span> &amp; x){<span class="keywordflow">return</span> <a class="code" href="a00177.html#ga950f8acff3e33bbda77895a3dcb7e5ce">quat_cast</a>(x);}</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160;</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
<div class="line"><a name="l00174"></a><span class="lineno"><a class="line" href="a00224.html#ga808dd0f83ee8150db7e652313bde8eb2"> 174</a></span>&#160; GLM_FUNC_DECL tquat&lt;T, P&gt; <a class="code" href="a00224.html#ga808dd0f83ee8150db7e652313bde8eb2">toQuat</a>(</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>&#160; tmat4x4&lt;T, P&gt; <span class="keyword">const</span> &amp; x){<span class="keywordflow">return</span> <a class="code" href="a00177.html#ga950f8acff3e33bbda77895a3dcb7e5ce">quat_cast</a>(x);}</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>&#160;</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160; GLM_FUNC_DECL tquat&lt;T, P&gt; <a class="code" href="a00224.html#ga3534443de2a1a806f386976546cddc81">shortMix</a>(</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; tquat&lt;T, P&gt; <span class="keyword">const</span> &amp; x,</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>&#160; tquat&lt;T, P&gt; <span class="keyword">const</span> &amp; y,</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>&#160; T <span class="keyword">const</span> &amp; a);</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>&#160;</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>&#160; GLM_FUNC_DECL tquat&lt;T, P&gt; <a class="code" href="a00224.html#gac11bf550f17d1da14423595a27575084">fastMix</a>(</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>&#160; tquat&lt;T, P&gt; <span class="keyword">const</span> &amp; x,</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>&#160; tquat&lt;T, P&gt; <span class="keyword">const</span> &amp; y,</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160; T <span class="keyword">const</span> &amp; a);</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160;</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>&#160; GLM_FUNC_DECL tquat&lt;T, P&gt; <a class="code" href="a00224.html#gac4856d356c5c97cec74e9b672ea89240">rotation</a>(</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>&#160; tvec3&lt;T, P&gt; <span class="keyword">const</span> &amp; orig, </div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>&#160; tvec3&lt;T, P&gt; <span class="keyword">const</span> &amp; dest);</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160;</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160; <span class="keyword">template</span>&lt;<span class="keyword">typename</span> T, precision P&gt;</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160; GLM_FUNC_DECL T <a class="code" href="a00224.html#ga02b45352c7ac345cabc9e877314acda6">length2</a>(tquat&lt;T, P&gt; <span class="keyword">const</span> &amp; q);</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160;</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>&#160;}<span class="comment">//namespace glm</span></div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>&#160;</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>&#160;<span class="preprocessor">#include &quot;quaternion.inl&quot;</span></div>
<div class="ttc" id="a00224_html_ga56abae85b3669c866e91f3c57b298b9c"><div class="ttname"><a href="a00224.html#ga56abae85b3669c866e91f3c57b298b9c">glm::intermediate</a></div><div class="ttdeci">GLM_FUNC_DECL tquat&lt; T, P &gt; intermediate(tquat&lt; T, P &gt; const &amp;prev, tquat&lt; T, P &gt; const &amp;curr, tquat&lt; T, P &gt; const &amp;next)</div><div class="ttdoc">Returns an intermediate control point for squad interpolation. </div></div>
<div class="ttc" id="a00224_html_ga90de879d97487ec804522dd418e5d8a0"><div class="ttname"><a href="a00224.html#ga90de879d97487ec804522dd418e5d8a0">glm::extractRealComponent</a></div><div class="ttdeci">GLM_FUNC_DECL T extractRealComponent(tquat&lt; T, P &gt; const &amp;q)</div><div class="ttdoc">Extract the real component of a quaternion. </div></div>
<div class="ttc" id="a00224_html_ga01935b66ba245c2fd7dee5427d86ce9b"><div class="ttname"><a href="a00224.html#ga01935b66ba245c2fd7dee5427d86ce9b">glm::toMat3</a></div><div class="ttdeci">GLM_FUNC_DECL tmat3x3&lt; T, P &gt; toMat3(tquat&lt; T, P &gt; const &amp;x)</div><div class="ttdoc">Converts a quaternion to a 3 * 3 matrix. </div><div class="ttdef"><b>Definition:</b> <a href="a00095_source.html#l00153">gtx/quaternion.hpp:153</a></div></div>
<div class="ttc" id="a00224_html_ga17295173d4c2b5ae49b84e9993b63a62"><div class="ttname"><a href="a00224.html#ga17295173d4c2b5ae49b84e9993b63a62">glm::exp</a></div><div class="ttdeci">GLM_FUNC_DECL tquat&lt; T, P &gt; exp(tquat&lt; T, P &gt; const &amp;q)</div><div class="ttdoc">Returns a exp of a quaternion. </div></div>
<div class="ttc" id="a00224_html_gac11bf550f17d1da14423595a27575084"><div class="ttname"><a href="a00224.html#gac11bf550f17d1da14423595a27575084">glm::fastMix</a></div><div class="ttdeci">GLM_FUNC_DECL tquat&lt; T, P &gt; fastMix(tquat&lt; T, P &gt; const &amp;x, tquat&lt; T, P &gt; const &amp;y, T const &amp;a)</div><div class="ttdoc">Quaternion normalized linear interpolation. </div></div>
<div class="ttc" id="a00224_html_gae75f537becdf2b1381b4482ec96e6c82"><div class="ttname"><a href="a00224.html#gae75f537becdf2b1381b4482ec96e6c82">glm::squad</a></div><div class="ttdeci">GLM_FUNC_DECL tquat&lt; T, P &gt; squad(tquat&lt; T, P &gt; const &amp;q1, tquat&lt; T, P &gt; const &amp;q2, tquat&lt; T, P &gt; const &amp;s1, tquat&lt; T, P &gt; const &amp;s2, T const &amp;h)</div><div class="ttdoc">Compute a point on a path according squad equation. </div></div>
<div class="ttc" id="a00224_html_gaedc9fba6485eade37cc26c16df9d7aad"><div class="ttname"><a href="a00224.html#gaedc9fba6485eade37cc26c16df9d7aad">glm::toMat4</a></div><div class="ttdeci">GLM_FUNC_DECL tmat4x4&lt; T, P &gt; toMat4(tquat&lt; T, P &gt; const &amp;x)</div><div class="ttdoc">Converts a quaternion to a 4 * 4 matrix. </div><div class="ttdef"><b>Definition:</b> <a href="a00095_source.html#l00160">gtx/quaternion.hpp:160</a></div></div>
<div class="ttc" id="a00177_html_ga14bb2ddf028c91542763eb6f2bba47ef"><div class="ttname"><a href="a00177.html#ga14bb2ddf028c91542763eb6f2bba47ef">glm::mat4_cast</a></div><div class="ttdeci">GLM_FUNC_DECL tmat4x4&lt; T, P &gt; mat4_cast(tquat&lt; T, P &gt; const &amp;x)</div><div class="ttdoc">Converts a quaternion to a 4 * 4 matrix. </div></div>
<div class="ttc" id="a00224_html_ga3534443de2a1a806f386976546cddc81"><div class="ttname"><a href="a00224.html#ga3534443de2a1a806f386976546cddc81">glm::shortMix</a></div><div class="ttdeci">GLM_FUNC_DECL tquat&lt; T, P &gt; shortMix(tquat&lt; T, P &gt; const &amp;x, tquat&lt; T, P &gt; const &amp;y, T const &amp;a)</div><div class="ttdoc">Quaternion interpolation using the rotation short path. </div></div>
<div class="ttc" id="a00224_html_ga808dd0f83ee8150db7e652313bde8eb2"><div class="ttname"><a href="a00224.html#ga808dd0f83ee8150db7e652313bde8eb2">glm::toQuat</a></div><div class="ttdeci">GLM_FUNC_DECL tquat&lt; T, P &gt; toQuat(tmat4x4&lt; T, P &gt; const &amp;x)</div><div class="ttdoc">Converts a 4 * 4 matrix to a quaternion. </div><div class="ttdef"><b>Definition:</b> <a href="a00095_source.html#l00174">gtx/quaternion.hpp:174</a></div></div>
<div class="ttc" id="a00224_html_ga4bfe3c7770fc43d14b8ef0058c4a86b5"><div class="ttname"><a href="a00224.html#ga4bfe3c7770fc43d14b8ef0058c4a86b5">glm::cross</a></div><div class="ttdeci">GLM_FUNC_DECL tvec3&lt; T, P &gt; cross(tvec3&lt; T, P &gt; const &amp;v, tquat&lt; T, P &gt; const &amp;q)</div><div class="ttdoc">Compute a cross product between a vector and a quaternion. </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#l00040">_noise.hpp:40</a></div></div>
<div class="ttc" id="a00224_html_ga96575f8868b3f2aa3e13cab9b94ccbd3"><div class="ttname"><a href="a00224.html#ga96575f8868b3f2aa3e13cab9b94ccbd3">glm::rotate</a></div><div class="ttdeci">GLM_FUNC_DECL tvec4&lt; T, P &gt; rotate(tquat&lt; T, P &gt; const &amp;q, tvec4&lt; T, P &gt; const &amp;v)</div><div class="ttdoc">Rotates a 4 components vector by a quaternion. </div></div>
<div class="ttc" id="a00177_html_ga950f8acff3e33bbda77895a3dcb7e5ce"><div class="ttname"><a href="a00177.html#ga950f8acff3e33bbda77895a3dcb7e5ce">glm::quat_cast</a></div><div class="ttdeci">GLM_FUNC_DECL tquat&lt; T, P &gt; quat_cast(tmat3x3&lt; T, P &gt; const &amp;x)</div><div class="ttdoc">Converts a 3 * 3 matrix to a quaternion. </div></div>
<div class="ttc" id="a00224_html_gac4856d356c5c97cec74e9b672ea89240"><div class="ttname"><a href="a00224.html#gac4856d356c5c97cec74e9b672ea89240">glm::rotation</a></div><div class="ttdeci">GLM_FUNC_DECL tquat&lt; T, P &gt; rotation(tvec3&lt; T, P &gt; const &amp;orig, tvec3&lt; T, P &gt; const &amp;dest)</div><div class="ttdoc">Compute the rotation between two vectors. </div></div>
<div class="ttc" id="a00177_html_gae04c39422eb4e450ec8c4f45a1057b40"><div class="ttname"><a href="a00177.html#gae04c39422eb4e450ec8c4f45a1057b40">glm::mat3_cast</a></div><div class="ttdeci">GLM_FUNC_DECL tmat3x3&lt; T, P &gt; mat3_cast(tquat&lt; T, P &gt; const &amp;x)</div><div class="ttdoc">Converts a quaternion to a 3 * 3 matrix. </div></div>
<div class="ttc" id="a00224_html_ga791f42e134bfe97fc9c96f4668dd7489"><div class="ttname"><a href="a00224.html#ga791f42e134bfe97fc9c96f4668dd7489">glm::log</a></div><div class="ttdeci">GLM_FUNC_DECL tquat&lt; T, P &gt; log(tquat&lt; T, P &gt; const &amp;q)</div><div class="ttdoc">Returns a log of a quaternion. </div></div>
<div class="ttc" id="a00224_html_ga02b45352c7ac345cabc9e877314acda6"><div class="ttname"><a href="a00224.html#ga02b45352c7ac345cabc9e877314acda6">glm::length2</a></div><div class="ttdeci">GLM_FUNC_DECL T length2(tquat&lt; T, P &gt; const &amp;q)</div><div class="ttdoc">Returns the squared length of x. </div></div>
<div class="ttc" id="a00224_html_ga42a0cf206c59eaeff4c67dd62e09a580"><div class="ttname"><a href="a00224.html#ga42a0cf206c59eaeff4c67dd62e09a580">glm::pow</a></div><div class="ttdeci">GLM_FUNC_DECL tquat&lt; T, P &gt; pow(tquat&lt; T, P &gt; const &amp;x, T const &amp;y)</div><div class="ttdoc">Returns x raised to the y power. </div></div>
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