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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// Copyright (c) 2012-2017 CICM - Universite Paris 8 - Labex Arts H2H.</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// Authors :</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// 2012: Pierre Guillot, Eliott Paris & Julien Colafrancesco.</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// 2012-2015: Pierre Guillot & Eliott Paris.</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// 2015: Pierre Guillot & Eliott Paris & Thomas Le Meur (Light version)</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// 2016-2017: Pierre Guillot.</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// For information on usage and redistribution, and for a DISCLAIMER OF ALL</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// WARRANTIES, see the file, "LICENSE.txt," in this distribution.</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">*/</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span> </div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#ifndef DEF_HOA_ENCODER_LIGHT</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#define DEF_HOA_ENCODER_LIGHT</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#include "Hoa_Processor.hpp"</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="keyword">namespace </span><a class="code" href="namespacehoa.html">hoa</a></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> {</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> </div><div class="line"><a name="l00066"></a><span class="lineno"><a class="line" href="classhoa_1_1_encoder.html"> 66</a></span>  <span class="keyword">template</span> <Dimension D, <span class="keyword">typename</span> T> <span class="keyword">class </span><a class="code" href="classhoa_1_1_encoder.html">Encoder</a> : <span class="keyword">public</span> <a class="code" href="classhoa_1_1_processor_harmonics.html">ProcessorHarmonics</a><D, T></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  {</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keyword">public</span>:</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div><div class="line"><a name="l00072"></a><span class="lineno"><a class="line" href="classhoa_1_1_encoder.html#a748c7acd7074935277bdab472a000d0e"> 72</a></span>  <a class="code" href="classhoa_1_1_encoder.html#a748c7acd7074935277bdab472a000d0e">Encoder</a>(<span class="keyword">const</span> <span class="keywordtype">size_t</span> order) : <a class="code" href="classhoa_1_1_processor_harmonics.html">ProcessorHarmonics</a><D, T>(order),</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  m_radius_coeffs(order+1),</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  m_azimuth_coeffs(order*2+1+2),</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  m_elevation_coeffs(((order + 1) * (order + 1)) / 2 + (order + 1)+3),</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  m_normalization_coeffs(<a class="code" href="classhoa_1_1_processor_harmonics.html">ProcessorHarmonics</a><D, T>::<a class="code" href="classhoa_1_1_processor_harmonics.html#ae2bfb1d90e280e369b1d4f0a445e491f">getNumberOfHarmonics</a>())</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  {</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <a class="code" href="classhoa_1_1_encoder.html#adc0fa33a8b88a92bb586247468b17398">setRadius</a>(1.);</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <a class="code" href="classhoa_1_1_encoder.html#a6c1189fc1524eefbc1ec95b0e71f6611">setAzimuth</a>(0.);</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <a class="code" href="classhoa_1_1_encoder.html#ac8a9b9491274bd62edcda1302f1f4da2">setElevation</a>(0.);</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordflow">for</span>(<span class="keywordtype">size_t</span> i = 0; i < ProcessorHarmonics<D, T>::getNumberOfHarmonics(); ++i)</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  {</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  m_normalization_coeffs[i] = <a class="code" href="classhoa_1_1_processor_harmonics.html#a1819efdb4d5088d8c94d1366bcc0d9c3">ProcessorHarmonics<D, T>::getHarmonicSemiNormalization</a>(i) * std::pow(static_cast<T>(-1), static_cast<T>(<a class="code" href="classhoa_1_1_processor_harmonics.html">ProcessorHarmonics<D, T>::getHarmonicOrder</a>(i)));</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  }</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  }</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div><div class="line"><a name="l00088"></a><span class="lineno"><a class="line" href="classhoa_1_1_encoder.html#af48b7e20548110d871c46d2b7a74f7ad"> 88</a></span>  <span class="keyword">inline</span> <a class="code" href="classhoa_1_1_encoder.html#af48b7e20548110d871c46d2b7a74f7ad">~Encoder</a>() hoa_noexcept {}</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  </div><div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="classhoa_1_1_encoder.html#a83d56de52e49f3464330b90c6d029608"> 91</a></span>  <span class="keyword">inline</span> T <a class="code" href="classhoa_1_1_encoder.html#a83d56de52e49f3464330b90c6d029608">getRadius</a>() const hoa_noexcept { <span class="keywordflow">return</span> m_radius; }</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  </div><div class="line"><a name="l00094"></a><span class="lineno"><a class="line" href="classhoa_1_1_encoder.html#ad823a20667a61b160c39cb9bace3ec3a"> 94</a></span>  <span class="keyword">inline</span> T <a class="code" href="classhoa_1_1_encoder.html#ad823a20667a61b160c39cb9bace3ec3a">getAzimuth</a>() const hoa_noexcept { <span class="keywordflow">return</span> m_azimuth; }</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  </div><div class="line"><a name="l00097"></a><span class="lineno"><a class="line" href="classhoa_1_1_encoder.html#a26d6764022c53f40298ad38303f7f00b"> 97</a></span>  <span class="keyword">inline</span> T <a class="code" href="classhoa_1_1_encoder.html#a26d6764022c53f40298ad38303f7f00b">getElevation</a>() const hoa_noexcept { <span class="keywordflow">return</span> m_elevation; }</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  </div><div class="line"><a name="l00103"></a><span class="lineno"><a class="line" href="classhoa_1_1_encoder.html#ab8e8dfd8b6a639b1967fb542c1d8cd63"> 103</a></span>  <span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="classhoa_1_1_encoder.html#ab8e8dfd8b6a639b1967fb542c1d8cd63">setCoordinates</a>(<span class="keyword">const</span> T radius, <span class="keyword">const</span> T azimuth, <span class="keyword">const</span> T elevation) hoa_noexcept {</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <a class="code" href="classhoa_1_1_encoder.html#adc0fa33a8b88a92bb586247468b17398">setRadius</a>(radius);</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <a class="code" href="classhoa_1_1_encoder.html#a6c1189fc1524eefbc1ec95b0e71f6611">setAzimuth</a>(azimuth);</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <a class="code" href="classhoa_1_1_encoder.html#ac8a9b9491274bd62edcda1302f1f4da2">setElevation</a>(elevation);</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  }</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  </div><div class="line"><a name="l00111"></a><span class="lineno"><a class="line" href="classhoa_1_1_encoder.html#adc0fa33a8b88a92bb586247468b17398"> 111</a></span>  <span class="keywordtype">void</span> <a class="code" href="classhoa_1_1_encoder.html#adc0fa33a8b88a92bb586247468b17398">setRadius</a>(<span class="keyword">const</span> T radius) hoa_noexcept {</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  m_radius = std::max(radius, static_cast<T>(0));</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keywordflow">if</span>(m_radius >= 1)</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  {</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  std::fill(m_radius_coeffs.begin(), m_radius_coeffs.end(), <span class="keyword">static_cast<</span>T<span class="keyword">></span>(1) / m_radius);</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  }</div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  {</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> order = <a class="code" href="classhoa_1_1_processor_harmonics.html#a022c96904c6016c6a984b70107a3f574">ProcessorHarmonics<D, T>::getDecompositionOrder</a>();</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keyword">const</span> T widening = m_radius;</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keyword">const</span> T temp = 1 - widening;</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  T* coeff = m_radius_coeffs.data();</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  (*coeff++) = static_cast<T>(order) * temp + <span class="keyword">static_cast<</span>T<span class="keyword">></span>(1);</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keywordflow">for</span>(<span class="keywordtype">size_t</span> i = 1; i <= order; ++i) {</div><div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  (*coeff++) = std::pow(widening, static_cast<T>(i)) * (temp * static_cast<T>(order - i) + <span class="keyword">static_cast<</span>T<span class="keyword">></span>(1.));</div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  }</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  }</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  </div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  }</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  </div><div class="line"><a name="l00133"></a><span class="lineno"><a class="line" href="classhoa_1_1_encoder.html#a6c1189fc1524eefbc1ec95b0e71f6611"> 133</a></span>  <span class="keywordtype">void</span> <a class="code" href="classhoa_1_1_encoder.html#a6c1189fc1524eefbc1ec95b0e71f6611">setAzimuth</a>(<span class="keyword">const</span> T azimuth) hoa_noexcept {</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  m_azimuth = wrap_twopi(azimuth);</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  T* coeffs = m_azimuth_coeffs.data();</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> order = <a class="code" href="classhoa_1_1_processor_harmonics.html#a022c96904c6016c6a984b70107a3f574">ProcessorHarmonics<D, T>::getDecompositionOrder</a>();</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  T <span class="keyword">const</span> ccos_x = std::cos(azimuth);</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  T <span class="keyword">const</span> csin_x = std::sin(azimuth);</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordflow">if</span>(D == <a class="code" href="namespacehoa.html#afeeb3ea8d8350f7e9c636d23679a4dcaa779b07b50e82744f519d182e16ad8d02">Hoa2d</a>)</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  {</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="comment">// Organization 0, -1, 1, -2, 2, -3, 3,...</span></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  T cos_x = ccos_x;</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  T sin_x = csin_x;</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  T tcos_x = cos_x;</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  (*coeffs++) = 1; <span class="comment">// Hamonic [0]</span></div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  (*coeffs++) = sin_x; <span class="comment">// Hamonic [-1]</span></div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  (*coeffs++) = cos_x; <span class="comment">// Hamonic [1]</span></div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordflow">for</span>(<span class="keywordtype">size_t</span> i = 2; i <= order; i++)</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  {</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  cos_x = tcos_x * ccos_x - sin_x * csin_x;</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  sin_x = tcos_x * csin_x + sin_x * ccos_x;</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  tcos_x = cos_x;</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  (*coeffs++) = sin_x; <span class="comment">// Hamonic [l,-l]</span></div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  (*coeffs++) = cos_x; <span class="comment">// Hamonic [l,l]</span></div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  }</div><div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  }</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  {</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="comment">// Organization ..., -3, -2, -1, 0, 1, 2, 3, ...</span></div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  T cos_x = ccos_x;</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  T sin_x = csin_x;</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  T tcos_x = cos_x;</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  coeffs[order] = 1; <span class="comment">// Hamonic [0]</span></div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  coeffs[order-1] = sin_x; <span class="comment">// Hamonic [-1]</span></div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  coeffs[order+1] = cos_x; <span class="comment">// Hamonic [1]</span></div><div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordflow">for</span>(<span class="keywordtype">size_t</span> i = 2; i <= order; i++)</div><div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  {</div><div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  cos_x = tcos_x * ccos_x - sin_x * csin_x;</div><div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  sin_x = tcos_x * csin_x + sin_x * ccos_x;</div><div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  tcos_x = cos_x;</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  coeffs[order-i] = sin_x; <span class="comment">// Hamonic [l,-l]</span></div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  coeffs[order+i] = cos_x; <span class="comment">// Hamonic [l,l]</span></div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  }</div><div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  }</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  }</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  </div><div class="line"><a name="l00179"></a><span class="lineno"><a class="line" href="classhoa_1_1_encoder.html#ac8a9b9491274bd62edcda1302f1f4da2"> 179</a></span>  <span class="keywordtype">void</span> <a class="code" href="classhoa_1_1_encoder.html#ac8a9b9491274bd62edcda1302f1f4da2">setElevation</a>(<span class="keyword">const</span> T elevation) hoa_noexcept {</div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  m_elevation = wrap_pi(elevation);</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> order = <a class="code" href="classhoa_1_1_processor_harmonics.html#a022c96904c6016c6a984b70107a3f574">ProcessorHarmonics<D, T>::getDecompositionOrder</a>();</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keyword">const</span> T _x = std::sin(elevation);</div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="keyword">const</span> T _x_pow = _x * _x; <span class="comment">// x^2</span></div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keyword">const</span> T _x_powm = <span class="keyword">static_cast<</span>T<span class="keyword">></span>(1) - _x_pow; <span class="comment">// 1 - x^2</span></div><div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keyword">const</span> T _x_sqpm = std::sqrt(_x_powm); <span class="comment">// sqrt(1 - x^2)</span></div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  </div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="comment">// Organization [0, 0], [1, 1], [1, 0], [2, 2], [2, 1], [2, 0], [3, 3], [3, 2], [3, 1], [3, 0], [4, 4], ...</span></div><div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="comment">// P(l+1, l+1)(x) = -(2l+1)sqrt(1-x^2)P(l,l)(x)</span></div><div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="comment">// P(l+1,l)(x) = x(2l+1)P(l,l)(x)</span></div><div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="comment">// P(l+1,m)(x) = x(2l+1)P(l,m)(x) - (l+m)P(l-1,m)(x) / (l-m+1)</span></div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  </div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  T* coeffs = m_elevation_coeffs.data();</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  *(coeffs++) = 1;</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  *(coeffs++) = -_x_sqpm;</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  *(coeffs++) = _x;</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  </div><div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">if</span>(order <= 1) { <span class="keywordflow">return</span>; }</div><div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  *(coeffs++) = static_cast<T>(3) * _x_powm;</div><div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  *(coeffs++) = static_cast<T>(-3) * _x * _x_sqpm;</div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  *(coeffs++) = static_cast<T>(1.5) * _x_pow - <span class="keyword">static_cast<</span>T<span class="keyword">></span>(0.5);</div><div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  </div><div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keywordflow">if</span>(order <= 2) { <span class="keywordflow">return</span>; }</div><div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  *(coeffs++) = static_cast<T>(-15) * _x_powm * _x_sqpm;</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  *(coeffs++) = static_cast<T>(15) * _x_powm * _x;</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  *(coeffs++) = (static_cast<T>(-7.5) * _x_pow + <span class="keyword">static_cast<</span>T<span class="keyword">></span>(1.5)) * _x_sqpm;</div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  *(coeffs++) = (static_cast<T>(2.5) * _x_pow + <span class="keyword">static_cast<</span>T<span class="keyword">></span>(-1.5)) * _x;</div><div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  </div><div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keywordflow">if</span>(order <= 3) { <span class="keywordflow">return</span>; }</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  *(coeffs++) = static_cast<T>(105) * _x_powm * _x_powm;</div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  *(coeffs++) = static_cast<T>(-105) * _x_powm * _x_sqpm * _x;</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  *(coeffs++) = (static_cast<T>(52.5) * _x_pow - <span class="keyword">static_cast<</span>T<span class="keyword">></span>(7.5)) * _x_powm;</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  *(coeffs++) = (static_cast<T>(-17.5) * _x_pow + <span class="keyword">static_cast<</span>T<span class="keyword">></span>(7.5)) * _x_sqpm * _x;</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  *(coeffs++) = (static_cast<T>(4.375) * _x_pow - <span class="keyword">static_cast<</span>T<span class="keyword">></span>(3.75)) * _x_pow + static_cast<T>(0.375);</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  </div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keywordflow">if</span>(order <= 4) { <span class="keywordflow">return</span>; }</div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  *(coeffs++) = static_cast<T>(-945) * _x_powm * _x_powm * _x_sqpm;</div><div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  *(coeffs++) = static_cast<T>(945) * _x_powm * _x_powm * _x;</div><div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  *(coeffs++) = (static_cast<T>(52.5) - <span class="keyword">static_cast<</span>T<span class="keyword">></span>(472.5) * _x_pow) * _x_powm * _x_sqpm;</div><div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  *(coeffs++) = (static_cast<T>(157.5) * _x_pow - <span class="keyword">static_cast<</span>T<span class="keyword">></span>(52.5)) * _x_powm * _x;</div><div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  *(coeffs++) = ((static_cast<T>(-39.375) * _x_pow + <span class="keyword">static_cast<</span>T<span class="keyword">></span>(26.25)) * _x_pow - static_cast<T>(1.875)) * _x_sqpm;</div><div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  *(coeffs++) = ((static_cast<T>(7.875) * _x_pow - <span class="keyword">static_cast<</span>T<span class="keyword">></span>(8.75)) * _x_pow + static_cast<T>(1.875)) * _x;</div><div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  </div><div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordflow">for</span>(<span class="keywordtype">size_t</span> i = 6; i <= order; ++i)</div><div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  {</div><div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keyword">const</span> T ratio = <span class="keyword">static_cast<</span>T<span class="keyword">></span>(2 * (i-1) + 1);</div><div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keyword">const</span> T previous = *(coeffs-i);</div><div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="comment">// P(l+1,l+1)(x) = -(2l+1) sqrt(1-x^2) P(l,l)(x)</span></div><div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  *(coeffs++) = ratio * -_x_sqpm * previous;</div><div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="comment">// P(l+1,l)(x) = x(2l+1) P(l,l)(x)</span></div><div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  *(coeffs++) = ratio * _x * previous;</div><div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keywordflow">for</span>(<span class="keywordtype">size_t</span> j = i - 2; j > 0; --j)</div><div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  {</div><div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="keyword">const</span> T previous1 = *(coeffs-(i+1));</div><div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keyword">const</span> T previous2 = *(coeffs-(2*i+1));</div><div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="comment">// P(l+1,m)(x) = (x(2l+1)P(l,m)(x) - (l+m)P(l-1, m)(x)) / (l-m+1)</span></div><div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  *(coeffs++) = ((ratio * _x * previous1) - <span class="keyword">static_cast<</span>T<span class="keyword">></span>(i-1+j) * previous2) / <span class="keyword">static_cast<</span>T<span class="keyword">></span>(i-j);</div><div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  }</div><div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keyword">const</span> T previous1 = *(coeffs-(i+1));</div><div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keyword">const</span> T previous2 = *(coeffs-(2*i+1));</div><div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="comment">// P(l+1,0)(x) = (x(2l+1)P(l,0)(x) - (l)P(l-1, 0)(x)) / (l+1)</span></div><div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  *(coeffs++) = ((ratio * _x * previous1) - <span class="keyword">static_cast<</span>T<span class="keyword">></span>(i-1) * previous2) / <span class="keyword">static_cast<</span>T<span class="keyword">></span>(i);</div><div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  }</div><div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  </div><div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  }</div><div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  </div><div class="line"><a name="l00252"></a><span class="lineno"><a class="line" href="classhoa_1_1_encoder.html#ae409be24fb9a532eb60dd95d44b4e5c5"> 252</a></span>  <span class="keywordtype">void</span> <a class="code" href="classhoa_1_1_encoder.html#ae409be24fb9a532eb60dd95d44b4e5c5">process</a>(<span class="keyword">const</span> T* input, T* outputs) hoa_noexcept hoa_override</div><div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  {</div><div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="keywordflow">if</span>(D == <a class="code" href="namespacehoa.html#afeeb3ea8d8350f7e9c636d23679a4dcaa779b07b50e82744f519d182e16ad8d02">Hoa2d</a>)</div><div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  {</div><div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> order = <a class="code" href="classhoa_1_1_processor_harmonics.html#a022c96904c6016c6a984b70107a3f574">ProcessorHarmonics<D, T>::getDecompositionOrder</a>();</div><div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  T <span class="keyword">const</span>* radius_coeffs = m_radius_coeffs.data();</div><div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  T <span class="keyword">const</span>* azimuth_coeffs = m_azimuth_coeffs.data();</div><div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  (*outputs++) = (*input) * (*radius_coeffs++) * (*azimuth_coeffs++);</div><div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="keywordflow">for</span>(<span class="keywordtype">size_t</span> i = 1; i <= order; ++i)</div><div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  {</div><div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="keyword">const</span> T factor = (*radius_coeffs++);</div><div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  (*outputs++) = (*input) * factor * (*azimuth_coeffs++);</div><div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  (*outputs++) = (*input) * factor * (*azimuth_coeffs++);</div><div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  }</div><div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  }</div><div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="keywordflow">else</span></div><div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  {</div><div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="keyword">const</span> <span class="keywordtype">size_t</span> order = <a class="code" href="classhoa_1_1_processor_harmonics.html#a022c96904c6016c6a984b70107a3f574">ProcessorHarmonics<D, T>::getDecompositionOrder</a>();</div><div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  T* tout = outputs;</div><div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  T <span class="keyword">const</span>* radius_coeffs = m_radius_coeffs.data();</div><div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  T <span class="keyword">const</span>* azimuth_coeffs = m_azimuth_coeffs.data()+order;</div><div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  T <span class="keyword">const</span>* elevation_coeffs = m_elevation_coeffs.data();</div><div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  T <span class="keyword">const</span>* norm_coeffs = m_normalization_coeffs.data();</div><div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  (*outputs++) = (*input) * (*radius_coeffs++) * (*azimuth_coeffs--) * (*elevation_coeffs++) * (*norm_coeffs++);</div><div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="keywordflow">for</span>(<span class="keywordtype">size_t</span> i = 1; i <= order; ++i)</div><div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  {</div><div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="keyword">const</span> T factor = (*radius_coeffs++);</div><div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  T <span class="keyword">const</span>* az_coeffs2 = azimuth_coeffs--;</div><div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  T <span class="keyword">const</span>* el_coeffs2 = elevation_coeffs;</div><div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  elevation_coeffs = elevation_coeffs+(i+1);</div><div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keywordflow">for</span>(<span class="keywordtype">size_t</span> j = i; j; --j)</div><div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  {</div><div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  (*outputs++) = (*input) * factor * (*az_coeffs2++) * (*el_coeffs2++) * (*norm_coeffs++);</div><div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  }</div><div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  (*outputs++) = (*input) * factor * (*az_coeffs2++) * (*el_coeffs2--) * (*norm_coeffs++);</div><div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="keywordflow">for</span>(<span class="keywordtype">size_t</span> j = i; j; --j)</div><div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  {</div><div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  (*outputs++) = (*input) * factor * (*az_coeffs2++) * (*el_coeffs2--) * (*norm_coeffs++);</div><div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  }</div><div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  }</div><div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  </div><div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keywordflow">if</span>(!(m_elevation >= static_cast<T>(-HOA_PI2) && m_elevation <= static_cast<T>(HOA_PI2)))</div><div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  {</div><div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="keywordflow">for</span>(<span class="keywordtype">size_t</span> i = 1; i < ProcessorHarmonics<D, T>::getNumberOfHarmonics(); i+=2)</div><div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  {</div><div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  tout[i] = -tout[i];</div><div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  }</div><div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  }</div><div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  }</div><div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  </div><div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  }</div><div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  </div><div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keyword">private</span>:</div><div class="line"><a name="l00305"></a><span class="lineno"> 305</span> </div><div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  T m_radius;</div><div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  T m_azimuth;</div><div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  T m_elevation;</div><div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  std::vector<T> m_radius_coeffs;</div><div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  std::vector<T> m_azimuth_coeffs;</div><div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  std::vector<T> m_elevation_coeffs;</div><div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  std::vector<T> m_normalization_coeffs;</div><div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  </div><div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="keyword">static</span> <span class="keyword">inline</span> T wrap_pi(T value)</div><div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  {</div><div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="keywordflow">while</span>(value < static_cast<T>(-HOA_PI)) {</div><div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  value += <span class="keyword">static_cast<</span>T<span class="keyword">></span>(HOA_2PI);</div><div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  }</div><div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="keywordflow">while</span>(value >= static_cast<T>(HOA_PI)) {</div><div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  value -= <span class="keyword">static_cast<</span>T<span class="keyword">></span>(HOA_2PI);</div><div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  }</div><div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="keywordflow">return</span> value;</div><div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  }</div><div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  </div><div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <span class="keyword">static</span> <span class="keyword">inline</span> T wrap_twopi(T value)</div><div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  {</div><div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="keywordflow">while</span>(value < static_cast<T>(0.)) {</div><div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  value += <span class="keyword">static_cast<</span>T<span class="keyword">></span>(HOA_2PI);</div><div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  }</div><div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="keywordflow">while</span>(value >= static_cast<T>(HOA_2PI)) {</div><div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  value -= <span class="keyword">static_cast<</span>T<span class="keyword">></span>(HOA_2PI);</div><div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  }</div><div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="keywordflow">return</span> value;</div><div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  }</div><div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  };</div><div class="line"><a name="l00336"></a><span class="lineno"> 336</span> }</div><div class="line"><a name="l00337"></a><span class="lineno"> 337</span> </div><div class="line"><a name="l00338"></a><span class="lineno"> 338</span> <span class="preprocessor">#endif</span></div><div class="ttc" id="classhoa_1_1_encoder_html_a748c7acd7074935277bdab472a000d0e"><div class="ttname"><a href="classhoa_1_1_encoder.html#a748c7acd7074935277bdab472a000d0e">hoa::Encoder::Encoder</a></div><div class="ttdeci">Encoder(const size_t order)</div><div class="ttdoc">The constructor. </div><div class="ttdef"><b>Definition:</b> <a href="_hoa___encoder_8hpp_source.html#l00072">Hoa_Encoder.hpp:72</a></div></div>
<div class="ttc" id="classhoa_1_1_encoder_html_adc0fa33a8b88a92bb586247468b17398"><div class="ttname"><a href="classhoa_1_1_encoder.html#adc0fa33a8b88a92bb586247468b17398">hoa::Encoder::setRadius</a></div><div class="ttdeci">void setRadius(const T radius) hoa_noexcept</div><div class="ttdoc">Sets the radius. </div><div class="ttdef"><b>Definition:</b> <a href="_hoa___encoder_8hpp_source.html#l00111">Hoa_Encoder.hpp:111</a></div></div>
<div class="ttc" id="classhoa_1_1_processor_harmonics_html"><div class="ttname"><a href="classhoa_1_1_processor_harmonics.html">hoa::ProcessorHarmonics</a></div><div class="ttdoc">The harmonic processor. </div><div class="ttdef"><b>Definition:</b> <a href="_hoa___processor_8hpp_source.html#l00040">Hoa_Processor.hpp:40</a></div></div>
<div class="ttc" id="namespacehoa_html_afeeb3ea8d8350f7e9c636d23679a4dcaa779b07b50e82744f519d182e16ad8d02"><div class="ttname"><a href="namespacehoa.html#afeeb3ea8d8350f7e9c636d23679a4dcaa779b07b50e82744f519d182e16ad8d02">hoa::Hoa2d</a></div><div class="ttdef"><b>Definition:</b> <a href="_hoa___defs_8hpp_source.html#l00080">Hoa_Defs.hpp:80</a></div></div>
<div class="ttc" id="classhoa_1_1_encoder_html_af48b7e20548110d871c46d2b7a74f7ad"><div class="ttname"><a href="classhoa_1_1_encoder.html#af48b7e20548110d871c46d2b7a74f7ad">hoa::Encoder::~Encoder</a></div><div class="ttdeci">~Encoder() hoa_noexcept</div><div class="ttdoc">The destructor. </div><div class="ttdef"><b>Definition:</b> <a href="_hoa___encoder_8hpp_source.html#l00088">Hoa_Encoder.hpp:88</a></div></div>
<div class="ttc" id="classhoa_1_1_encoder_html"><div class="ttname"><a href="classhoa_1_1_encoder.html">hoa::Encoder</a></div><div class="ttdoc">The class encodes a signal into the harmonics domain depending on coodinates. </div><div class="ttdef"><b>Definition:</b> <a href="_hoa___encoder_8hpp_source.html#l00066">Hoa_Encoder.hpp:66</a></div></div>
<div class="ttc" id="namespacehoa_html"><div class="ttname"><a href="namespacehoa.html">hoa</a></div><div class="ttdoc">The namespace of the hoa library. </div><div class="ttdef"><b>Definition:</b> <a href="_hoa___decoder_8hpp_source.html#l00018">Hoa_Decoder.hpp:18</a></div></div>
<div class="ttc" id="classhoa_1_1_processor_harmonics_html_ae2bfb1d90e280e369b1d4f0a445e491f"><div class="ttname"><a href="classhoa_1_1_processor_harmonics.html#ae2bfb1d90e280e369b1d4f0a445e491f">hoa::ProcessorHarmonics::getNumberOfHarmonics</a></div><div class="ttdeci">size_t getNumberOfHarmonics() const hoa_noexcept</div><div class="ttdoc">Returns the number of harmonics. </div><div class="ttdef"><b>Definition:</b> <a href="_hoa___processor_8hpp_source.html#l00057">Hoa_Processor.hpp:57</a></div></div>
<div class="ttc" id="classhoa_1_1_encoder_html_ae409be24fb9a532eb60dd95d44b4e5c5"><div class="ttname"><a href="classhoa_1_1_encoder.html#ae409be24fb9a532eb60dd95d44b4e5c5">hoa::Encoder::process</a></div><div class="ttdeci">void process(const T *input, T *outputs) hoa_noexcept hoa_override</div><div class="ttdoc">The method performs the encoding of the harmonics signal. </div><div class="ttdef"><b>Definition:</b> <a href="_hoa___encoder_8hpp_source.html#l00252">Hoa_Encoder.hpp:252</a></div></div>
<div class="ttc" id="classhoa_1_1_processor_harmonics_html_a1819efdb4d5088d8c94d1366bcc0d9c3"><div class="ttname"><a href="classhoa_1_1_processor_harmonics.html#a1819efdb4d5088d8c94d1366bcc0d9c3">hoa::ProcessorHarmonics::getHarmonicSemiNormalization</a></div><div class="ttdeci">T getHarmonicSemiNormalization(const size_t index) const hoa_noexcept</div><div class="ttdoc">Returns the semi-normalization of an harmonic. </div><div class="ttdef"><b>Definition:</b> <a href="_hoa___processor_8hpp_source.html#l00087">Hoa_Processor.hpp:87</a></div></div>
<div class="ttc" id="classhoa_1_1_encoder_html_ab8e8dfd8b6a639b1967fb542c1d8cd63"><div class="ttname"><a href="classhoa_1_1_encoder.html#ab8e8dfd8b6a639b1967fb542c1d8cd63">hoa::Encoder::setCoordinates</a></div><div class="ttdeci">void setCoordinates(const T radius, const T azimuth, const T elevation) hoa_noexcept</div><div class="ttdoc">Sets the coordinates. </div><div class="ttdef"><b>Definition:</b> <a href="_hoa___encoder_8hpp_source.html#l00103">Hoa_Encoder.hpp:103</a></div></div>
<div class="ttc" id="classhoa_1_1_encoder_html_a83d56de52e49f3464330b90c6d029608"><div class="ttname"><a href="classhoa_1_1_encoder.html#a83d56de52e49f3464330b90c6d029608">hoa::Encoder::getRadius</a></div><div class="ttdeci">T getRadius() const hoa_noexcept</div><div class="ttdoc">Returns the radius. </div><div class="ttdef"><b>Definition:</b> <a href="_hoa___encoder_8hpp_source.html#l00091">Hoa_Encoder.hpp:91</a></div></div>
<div class="ttc" id="classhoa_1_1_encoder_html_ac8a9b9491274bd62edcda1302f1f4da2"><div class="ttname"><a href="classhoa_1_1_encoder.html#ac8a9b9491274bd62edcda1302f1f4da2">hoa::Encoder::setElevation</a></div><div class="ttdeci">void setElevation(const T elevation) hoa_noexcept</div><div class="ttdoc">Sets the elevation. </div><div class="ttdef"><b>Definition:</b> <a href="_hoa___encoder_8hpp_source.html#l00179">Hoa_Encoder.hpp:179</a></div></div>
<div class="ttc" id="classhoa_1_1_encoder_html_a6c1189fc1524eefbc1ec95b0e71f6611"><div class="ttname"><a href="classhoa_1_1_encoder.html#a6c1189fc1524eefbc1ec95b0e71f6611">hoa::Encoder::setAzimuth</a></div><div class="ttdeci">void setAzimuth(const T azimuth) hoa_noexcept</div><div class="ttdoc">Sets the azimuth. </div><div class="ttdef"><b>Definition:</b> <a href="_hoa___encoder_8hpp_source.html#l00133">Hoa_Encoder.hpp:133</a></div></div>
<div class="ttc" id="classhoa_1_1_processor_harmonics_html_a022c96904c6016c6a984b70107a3f574"><div class="ttname"><a href="classhoa_1_1_processor_harmonics.html#a022c96904c6016c6a984b70107a3f574">hoa::ProcessorHarmonics::getDecompositionOrder</a></div><div class="ttdeci">size_t getDecompositionOrder() const hoa_noexcept</div><div class="ttdoc">Returns the order of decomposition. </div><div class="ttdef"><b>Definition:</b> <a href="_hoa___processor_8hpp_source.html#l00054">Hoa_Processor.hpp:54</a></div></div>
<div class="ttc" id="classhoa_1_1_encoder_html_a26d6764022c53f40298ad38303f7f00b"><div class="ttname"><a href="classhoa_1_1_encoder.html#a26d6764022c53f40298ad38303f7f00b">hoa::Encoder::getElevation</a></div><div class="ttdeci">T getElevation() const hoa_noexcept</div><div class="ttdoc">Returns the elevation. </div><div class="ttdef"><b>Definition:</b> <a href="_hoa___encoder_8hpp_source.html#l00097">Hoa_Encoder.hpp:97</a></div></div>
<div class="ttc" id="classhoa_1_1_encoder_html_ad823a20667a61b160c39cb9bace3ec3a"><div class="ttname"><a href="classhoa_1_1_encoder.html#ad823a20667a61b160c39cb9bace3ec3a">hoa::Encoder::getAzimuth</a></div><div class="ttdeci">T getAzimuth() const hoa_noexcept</div><div class="ttdoc">Returns the azimuth. </div><div class="ttdef"><b>Definition:</b> <a href="_hoa___encoder_8hpp_source.html#l00094">Hoa_Encoder.hpp:94</a></div></div>
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