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<li class="navelem"><a class="el" href="dir_934f46a345653ef2b3014a1b37a162c1.html">G:</a></li><li class="navelem"><a class="el" href="dir_98f7f9d41f9d3029bd68cf237526a774.html">Source</a></li><li class="navelem"><a class="el" href="dir_9344afb825aed5e2f5be1d2015dde43c.html">G-Truc</a></li><li class="navelem"><a class="el" href="dir_45973f864e07b2505003ae343b7c8af7.html">glm</a></li><li class="navelem"><a class="el" href="dir_304be5dfae1339a7705426c0b536faf2.html">glm</a></li><li class="navelem"><a class="el" href="dir_e8f3c1046ba4b357711397765359cd18.html">gtx</a></li> </ul>
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<div class="title">gtx/quaternion.hpp</div> </div>
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<div class="contents">
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<a href="a00084.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="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#pragma once</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">// Dependency:</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include "../glm.hpp"</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include "../gtc/constants.hpp"</span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include "../gtc/quaternion.hpp"</span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include "../gtx/norm.hpp"</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#ifndef GLM_ENABLE_EXPERIMENTAL</span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor"># error "GLM: GLM_GTX_quaternion is an experimental extension and may change in the future. Use #define GLM_ENABLE_EXPERIMENTAL before including it, if you really want to use it."</span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#if GLM_MESSAGES == GLM_MESSAGES_ENABLED && !defined(GLM_EXT_INCLUDED)</span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor"># pragma message("GLM: GLM_GTX_quaternion extension included")</span></div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">namespace </span><a class="code" href="a00135.html">glm</a></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> {</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  GLM_FUNC_DECL tquat<T, Q> <a class="code" href="a00212.html#ga40788ce1d74fac29fa000af893a3ceb5">quat_identity</a>();</div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  GLM_FUNC_DECL vec<3, T, Q> <a class="code" href="a00212.html#gaa75ca5654e0dc3b61c05db091f7d46ce">cross</a>(</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  tquat<T, Q> <span class="keyword">const</span>& q,</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  vec<3, T, Q> <span class="keyword">const</span>& v);</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="l00052"></a><span class="lineno"> 52</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  GLM_FUNC_DECL vec<3, T, Q> <a class="code" href="a00212.html#gaa75ca5654e0dc3b61c05db091f7d46ce">cross</a>(</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  vec<3, T, Q> <span class="keyword">const</span>& v,</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  tquat<T, Q> <span class="keyword">const</span>& q);</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> </div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  GLM_FUNC_DECL tquat<T, Q> <a class="code" href="a00212.html#gacfcb16619e166e672c4672aff50a565c">squad</a>(</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  tquat<T, Q> <span class="keyword">const</span>& q1,</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  tquat<T, Q> <span class="keyword">const</span>& q2,</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  tquat<T, Q> <span class="keyword">const</span>& s1,</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  tquat<T, Q> <span class="keyword">const</span>& s2,</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  T <span class="keyword">const</span>& h);</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> </div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  GLM_FUNC_DECL tquat<T, Q> <a class="code" href="a00212.html#gac9be2084562a52ae8923813233563a28">intermediate</a>(</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  tquat<T, Q> <span class="keyword">const</span>& prev,</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  tquat<T, Q> <span class="keyword">const</span>& curr,</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  tquat<T, Q> <span class="keyword">const</span>& next);</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  GLM_FUNC_DECL tquat<T, Q> <a class="code" href="a00212.html#ga72275e87ce62dc75a06d39a6c049835c">exp</a>(</div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  tquat<T, Q> <span class="keyword">const</span>& q);</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> </div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  GLM_FUNC_DECL tquat<T, Q> <a class="code" href="a00212.html#gaad510f1a4ea26994b341c094ec4f4eed">log</a>(</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  tquat<T, Q> <span class="keyword">const</span>& q);</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="l00095"></a><span class="lineno"> 95</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  GLM_FUNC_DECL tquat<T, Q> <a class="code" href="a00212.html#gad382fc37392d537aecf2245a4597d8a3">pow</a>(</div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  tquat<T, Q> <span class="keyword">const</span>& x,</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  T <span class="keyword">const</span>& y);</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="comment">//template<typename T, qualifier Q></span></div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="comment">//tquat<T, Q> sqrt(</span></div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment">// tquat<T, Q> const& q);</span></div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> </div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  GLM_FUNC_DECL vec<3, T, Q> <a class="code" href="a00212.html#ga97a5f8af1d63056b85a53ac28042fe77">rotate</a>(</div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  tquat<T, Q> <span class="keyword">const</span>& q,</div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  vec<3, T, Q> <span class="keyword">const</span>& v);</div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> </div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  GLM_FUNC_DECL vec<4, T, Q> <a class="code" href="a00212.html#ga97a5f8af1d63056b85a53ac28042fe77">rotate</a>(</div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  tquat<T, Q> <span class="keyword">const</span>& q,</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  vec<4, T, Q> <span class="keyword">const</span>& v);</div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  GLM_FUNC_DECL T <a class="code" href="a00212.html#ga312385d0a8caa24c1daaa1d00ce4c2d3">extractRealComponent</a>(</div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  tquat<T, Q> <span class="keyword">const</span>& q);</div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</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, qualifier Q></div>
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<div class="line"><a name="l00134"></a><span class="lineno"><a class="line" href="a00212.html#ga433955cb703d982427fb53b540d02f3d"> 134</a></span>  GLM_FUNC_DECL mat<3, 3, T, Q> <a class="code" href="a00212.html#ga433955cb703d982427fb53b540d02f3d">toMat3</a>(</div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  tquat<T, Q> <span class="keyword">const</span>& x){<span class="keywordflow">return</span> <a class="code" href="a00160.html#ga6e88f15c94effe737c876d21ea0db101">mat3_cast</a>(x);}</div>
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> </div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div>
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<div class="line"><a name="l00141"></a><span class="lineno"><a class="line" href="a00212.html#ga1fa0fb798c2715148e2e0358442bf895"> 141</a></span>  GLM_FUNC_DECL mat<4, 4, T, Q> <a class="code" href="a00212.html#ga1fa0fb798c2715148e2e0358442bf895">toMat4</a>(</div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  tquat<T, Q> <span class="keyword">const</span>& x){<span class="keywordflow">return</span> <a class="code" href="a00160.html#ga8e2085f17cd5aae423c04536524f11b3">mat4_cast</a>(x);}</div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div>
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<div class="line"><a name="l00148"></a><span class="lineno"><a class="line" href="a00212.html#gae9be791077b7a612d9092a922bd13f86"> 148</a></span>  GLM_FUNC_DECL tquat<T, Q> <a class="code" href="a00212.html#ga6c0a178ac9c7d23e1a6848045d83aa54">toQuat</a>(</div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  mat<3, 3, T, Q> <span class="keyword">const</span>& x){<span class="keywordflow">return</span> <a class="code" href="a00160.html#ga03e023aec9acd561a28594bbc8a3abf6">quat_cast</a>(x);}</div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> </div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div>
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<div class="line"><a name="l00155"></a><span class="lineno"><a class="line" href="a00212.html#ga6c0a178ac9c7d23e1a6848045d83aa54"> 155</a></span>  GLM_FUNC_DECL tquat<T, Q> <a class="code" href="a00212.html#ga6c0a178ac9c7d23e1a6848045d83aa54">toQuat</a>(</div>
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  mat<4, 4, T, Q> <span class="keyword">const</span>& x){<span class="keywordflow">return</span> <a class="code" href="a00160.html#ga03e023aec9acd561a28594bbc8a3abf6">quat_cast</a>(x);}</div>
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  GLM_FUNC_DECL tquat<T, Q> <a class="code" href="a00212.html#gaf0ad63ac791b1f9a587e363837c2d538">shortMix</a>(</div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  tquat<T, Q> <span class="keyword">const</span>& x,</div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  tquat<T, Q> <span class="keyword">const</span>& y,</div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  T <span class="keyword">const</span>& a);</div>
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> </div>
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div>
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  GLM_FUNC_DECL tquat<T, Q> <a class="code" href="a00212.html#gac5c77bc74dfc750aaf271d68f271bf2b">fastMix</a>(</div>
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  tquat<T, Q> <span class="keyword">const</span>& x,</div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  tquat<T, Q> <span class="keyword">const</span>& y,</div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  T <span class="keyword">const</span>& a);</div>
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> </div>
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<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div>
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  GLM_FUNC_DECL tquat<T, Q> <a class="code" href="a00212.html#ga5a729f33cbd904c9ca14cdf25d0a07e4">rotation</a>(</div>
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<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  vec<3, T, Q> <span class="keyword">const</span>& orig, </div>
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<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  vec<3, T, Q> <span class="keyword">const</span>& dest);</div>
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<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> </div>
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<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div>
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<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  GLM_FUNC_DECL tquat<T, Q> <a class="code" href="a00212.html#ga668d9ec9964ced2b455d416677e1e8b9">quatLookAt</a>(</div>
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<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  vec<3, T, Q> <span class="keyword">const</span>& direction,</div>
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<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  vec<3, T, Q> <span class="keyword">const</span>& up);</div>
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<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> </div>
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<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div>
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<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  GLM_FUNC_DECL tquat<T, Q> <a class="code" href="a00212.html#gad30cbeb78315773b6d18d9d1c1c75b77">quatLookAtRH</a>(</div>
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<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  vec<3, T, Q> <span class="keyword">const</span>& direction,</div>
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  vec<3, T, Q> <span class="keyword">const</span>& up);</div>
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<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> </div>
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<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div>
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<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  GLM_FUNC_DECL tquat<T, Q> <a class="code" href="a00212.html#ga6f1b3fba52fcab952d0ab523177ff443">quatLookAtLH</a>(</div>
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<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  vec<3, T, Q> <span class="keyword">const</span>& direction,</div>
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<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  vec<3, T, Q> <span class="keyword">const</span>& up);</div>
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<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  </div>
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<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, qualifier Q></div>
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<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  GLM_FUNC_DECL T <a class="code" href="a00212.html#ga229bacc3051770b030042fe266f7b0cb">length2</a>(tquat<T, Q> <span class="keyword">const</span>& q);</div>
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<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> </div>
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<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> }<span class="comment">//namespace glm</span></div>
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<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> </div>
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<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> <span class="preprocessor">#include "quaternion.inl"</span></div>
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<div class="ttc" id="a00212_html_gaf0ad63ac791b1f9a587e363837c2d538"><div class="ttname"><a href="a00212.html#gaf0ad63ac791b1f9a587e363837c2d538">glm::shortMix</a></div><div class="ttdeci">GLM_FUNC_DECL tquat< T, Q > shortMix(tquat< T, Q > const &x, tquat< T, Q > const &y, T const &a)</div><div class="ttdoc">Quaternion interpolation using the rotation short path. </div></div>
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<div class="ttc" id="a00160_html_ga6e88f15c94effe737c876d21ea0db101"><div class="ttname"><a href="a00160.html#ga6e88f15c94effe737c876d21ea0db101">glm::mat3_cast</a></div><div class="ttdeci">GLM_FUNC_DECL mat< 3, 3, T, Q > mat3_cast(tquat< T, Q > const &x)</div><div class="ttdoc">Converts a quaternion to a 3 * 3 matrix. </div></div>
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<div class="ttc" id="a00212_html_ga312385d0a8caa24c1daaa1d00ce4c2d3"><div class="ttname"><a href="a00212.html#ga312385d0a8caa24c1daaa1d00ce4c2d3">glm::extractRealComponent</a></div><div class="ttdeci">GLM_FUNC_DECL T extractRealComponent(tquat< T, Q > const &q)</div><div class="ttdoc">Extract the real component of a quaternion. </div></div>
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<div class="ttc" id="a00212_html_ga668d9ec9964ced2b455d416677e1e8b9"><div class="ttname"><a href="a00212.html#ga668d9ec9964ced2b455d416677e1e8b9">glm::quatLookAt</a></div><div class="ttdeci">GLM_FUNC_DECL tquat< T, Q > quatLookAt(vec< 3, T, Q > const &direction, vec< 3, T, Q > const &up)</div><div class="ttdoc">Build a look at quaternion based on the default handedness. </div></div>
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<div class="ttc" id="a00212_html_ga72275e87ce62dc75a06d39a6c049835c"><div class="ttname"><a href="a00212.html#ga72275e87ce62dc75a06d39a6c049835c">glm::exp</a></div><div class="ttdeci">GLM_FUNC_DECL tquat< T, Q > exp(tquat< T, Q > const &q)</div><div class="ttdoc">Returns a exp of a quaternion. </div></div>
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<div class="ttc" id="a00212_html_gac5c77bc74dfc750aaf271d68f271bf2b"><div class="ttname"><a href="a00212.html#gac5c77bc74dfc750aaf271d68f271bf2b">glm::fastMix</a></div><div class="ttdeci">GLM_FUNC_DECL tquat< T, Q > fastMix(tquat< T, Q > const &x, tquat< T, Q > const &y, T const &a)</div><div class="ttdoc">Quaternion normalized linear interpolation. </div></div>
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<div class="ttc" id="a00212_html_gac9be2084562a52ae8923813233563a28"><div class="ttname"><a href="a00212.html#gac9be2084562a52ae8923813233563a28">glm::intermediate</a></div><div class="ttdeci">GLM_FUNC_DECL tquat< T, Q > intermediate(tquat< T, Q > const &prev, tquat< T, Q > const &curr, tquat< T, Q > const &next)</div><div class="ttdoc">Returns an intermediate control point for squad interpolation. </div></div>
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<div class="ttc" id="a00212_html_ga6f1b3fba52fcab952d0ab523177ff443"><div class="ttname"><a href="a00212.html#ga6f1b3fba52fcab952d0ab523177ff443">glm::quatLookAtLH</a></div><div class="ttdeci">GLM_FUNC_DECL tquat< T, Q > quatLookAtLH(vec< 3, T, Q > const &direction, vec< 3, T, Q > const &up)</div><div class="ttdoc">Build a left-handed look at quaternion. </div></div>
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<div class="ttc" id="a00135_html"><div class="ttname"><a href="a00135.html">glm</a></div><div class="ttdef"><b>Definition:</b> <a href="a00015_source.html#l00020">common.hpp:20</a></div></div>
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<div class="ttc" id="a00160_html_ga03e023aec9acd561a28594bbc8a3abf6"><div class="ttname"><a href="a00160.html#ga03e023aec9acd561a28594bbc8a3abf6">glm::quat_cast</a></div><div class="ttdeci">GLM_FUNC_DECL tquat< T, Q > quat_cast(mat< 3, 3, T, Q > const &x)</div><div class="ttdoc">Converts a 3 * 3 matrix to a quaternion. </div></div>
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<div class="ttc" id="a00160_html_ga8e2085f17cd5aae423c04536524f11b3"><div class="ttname"><a href="a00160.html#ga8e2085f17cd5aae423c04536524f11b3">glm::mat4_cast</a></div><div class="ttdeci">GLM_FUNC_DECL mat< 4, 4, T, Q > mat4_cast(tquat< T, Q > const &x)</div><div class="ttdoc">Converts a quaternion to a 4 * 4 matrix. </div></div>
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<div class="ttc" id="a00212_html_ga40788ce1d74fac29fa000af893a3ceb5"><div class="ttname"><a href="a00212.html#ga40788ce1d74fac29fa000af893a3ceb5">glm::quat_identity</a></div><div class="ttdeci">GLM_FUNC_DECL tquat< T, Q > quat_identity()</div><div class="ttdoc">Create an identity quaternion. </div></div>
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<div class="ttc" id="a00212_html_ga6c0a178ac9c7d23e1a6848045d83aa54"><div class="ttname"><a href="a00212.html#ga6c0a178ac9c7d23e1a6848045d83aa54">glm::toQuat</a></div><div class="ttdeci">GLM_FUNC_DECL tquat< T, Q > toQuat(mat< 4, 4, T, Q > const &x)</div><div class="ttdoc">Converts a 4 * 4 matrix to a quaternion. </div><div class="ttdef"><b>Definition:</b> <a href="a00084_source.html#l00155">gtx/quaternion.hpp:155</a></div></div>
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<div class="ttc" id="a00212_html_gaa75ca5654e0dc3b61c05db091f7d46ce"><div class="ttname"><a href="a00212.html#gaa75ca5654e0dc3b61c05db091f7d46ce">glm::cross</a></div><div class="ttdeci">GLM_FUNC_DECL vec< 3, T, Q > cross(vec< 3, T, Q > const &v, tquat< T, Q > const &q)</div><div class="ttdoc">Compute a cross product between a vector and a quaternion. </div></div>
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<div class="ttc" id="a00212_html_ga5a729f33cbd904c9ca14cdf25d0a07e4"><div class="ttname"><a href="a00212.html#ga5a729f33cbd904c9ca14cdf25d0a07e4">glm::rotation</a></div><div class="ttdeci">GLM_FUNC_DECL tquat< T, Q > rotation(vec< 3, T, Q > const &orig, vec< 3, T, Q > const &dest)</div><div class="ttdoc">Compute the rotation between two vectors. </div></div>
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<div class="ttc" id="a00212_html_gad30cbeb78315773b6d18d9d1c1c75b77"><div class="ttname"><a href="a00212.html#gad30cbeb78315773b6d18d9d1c1c75b77">glm::quatLookAtRH</a></div><div class="ttdeci">GLM_FUNC_DECL tquat< T, Q > quatLookAtRH(vec< 3, T, Q > const &direction, vec< 3, T, Q > const &up)</div><div class="ttdoc">Build a right-handed look at quaternion. </div></div>
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<div class="ttc" id="a00212_html_gacfcb16619e166e672c4672aff50a565c"><div class="ttname"><a href="a00212.html#gacfcb16619e166e672c4672aff50a565c">glm::squad</a></div><div class="ttdeci">GLM_FUNC_DECL tquat< T, Q > squad(tquat< T, Q > const &q1, tquat< T, Q > const &q2, tquat< T, Q > const &s1, tquat< T, Q > const &s2, T const &h)</div><div class="ttdoc">Compute a point on a path according squad equation. </div></div>
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<div class="ttc" id="a00212_html_ga1fa0fb798c2715148e2e0358442bf895"><div class="ttname"><a href="a00212.html#ga1fa0fb798c2715148e2e0358442bf895">glm::toMat4</a></div><div class="ttdeci">GLM_FUNC_DECL mat< 4, 4, T, Q > toMat4(tquat< T, Q > const &x)</div><div class="ttdoc">Converts a quaternion to a 4 * 4 matrix. </div><div class="ttdef"><b>Definition:</b> <a href="a00084_source.html#l00141">gtx/quaternion.hpp:141</a></div></div>
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<div class="ttc" id="a00212_html_ga97a5f8af1d63056b85a53ac28042fe77"><div class="ttname"><a href="a00212.html#ga97a5f8af1d63056b85a53ac28042fe77">glm::rotate</a></div><div class="ttdeci">GLM_FUNC_DECL vec< 4, T, Q > rotate(tquat< T, Q > const &q, vec< 4, T, Q > const &v)</div><div class="ttdoc">Rotates a 4 components vector by a quaternion. </div></div>
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<div class="ttc" id="a00212_html_ga229bacc3051770b030042fe266f7b0cb"><div class="ttname"><a href="a00212.html#ga229bacc3051770b030042fe266f7b0cb">glm::length2</a></div><div class="ttdeci">GLM_FUNC_DECL T length2(tquat< T, Q > const &q)</div><div class="ttdoc">Returns the squared length of x. </div></div>
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<div class="ttc" id="a00212_html_ga433955cb703d982427fb53b540d02f3d"><div class="ttname"><a href="a00212.html#ga433955cb703d982427fb53b540d02f3d">glm::toMat3</a></div><div class="ttdeci">GLM_FUNC_DECL mat< 3, 3, T, Q > toMat3(tquat< T, Q > const &x)</div><div class="ttdoc">Converts a quaternion to a 3 * 3 matrix. </div><div class="ttdef"><b>Definition:</b> <a href="a00084_source.html#l00134">gtx/quaternion.hpp:134</a></div></div>
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<div class="ttc" id="a00212_html_gaad510f1a4ea26994b341c094ec4f4eed"><div class="ttname"><a href="a00212.html#gaad510f1a4ea26994b341c094ec4f4eed">glm::log</a></div><div class="ttdeci">GLM_FUNC_DECL tquat< T, Q > log(tquat< T, Q > const &q)</div><div class="ttdoc">Returns a log of a quaternion. </div></div>
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<div class="ttc" id="a00212_html_gad382fc37392d537aecf2245a4597d8a3"><div class="ttname"><a href="a00212.html#gad382fc37392d537aecf2245a4597d8a3">glm::pow</a></div><div class="ttdeci">GLM_FUNC_DECL tquat< T, Q > pow(tquat< T, Q > const &x, T const &y)</div><div class="ttdoc">Returns x raised to the y power. </div></div>
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