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<div id="projectname">Templates -- Meow
 <span id="projectnumber">1.1.2</span>
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<div id="projectbrief">不能,也不應該先編譯成obj-file的templates</div>
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<div class="title">Transformations.h</div> </div>
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<a href="Transformations_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="preprocessor">#ifndef math_Transformations_H__</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor"></span><span class="preprocessor">#define math_Transformations_H__</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="preprocessor">#include "<a class="code" href="Transformation_8h.html">Transformation.h</a>"</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="preprocessor">#include "<a class="code" href="Matrix_8h.html">Matrix.h</a>"</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="preprocessor">#include "<a class="code" href="math_2utility_8h.html">utility.h</a>"</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="preprocessor">#include "../Self.h"</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> </div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include <cstdlib></span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> </div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="keyword">namespace </span>meow {</div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> </div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="keyword">template</span><<span class="keyword">class</span> Scalar></div>
<div class="line"><a name="l00050"></a><span class="lineno"><a class="code" href="classmeow_1_1BallProjection.html"> 50</a></span> <span class="keyword">class </span><a class="code" href="classmeow_1_1BallProjection.html" title="A ball projection is to project the given vector to a hyper-sphere.">BallProjection</a>: <span class="keyword">public</span> <a class="code" href="classmeow_1_1Transformation.html" title="A base class for implementing kinds of transformations.">Transformation</a><Scalar> {</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="keyword">private</span>:</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keyword">struct </span>Myself {</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  Scalar radius_;</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keywordtype">size_t</span> dimension_;</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  Myself() {</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  }</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  ~Myself() {</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  }</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  Myself& <a class="code" href="classmeow_1_1BallProjection.html#aec71a15af880bdaea8042986c11e2187" title="Copy settings from another one.">copyFrom</a>(Myself <span class="keyword">const</span>& b) {</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  radius_ = b.radius_;</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  dimension_ = b.dimension_;</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  }</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  };</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  </div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <a class="code" href="classmeow_1_1Self.html">Self<Myself></a> <span class="keyword">const</span> <span class="keyword">self</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="l00073"></a><span class="lineno"><a class="code" href="classmeow_1_1BallProjection.html#a1efa5c200a9d5605453b47e3856ccf28"> 73</a></span>  <a class="code" href="classmeow_1_1BallProjection.html#a1efa5c200a9d5605453b47e3856ccf28">BallProjection</a>(<a class="code" href="classmeow_1_1BallProjection.html" title="A ball projection is to project the given vector to a hyper-sphere.">BallProjection</a> <span class="keyword">const</span>& b):</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <a class="code" href="classmeow_1_1Transformation.html" title="A base class for implementing kinds of transformations.">Transformation</a><Scalar>(b), self(false) {</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <a class="code" href="classmeow_1_1BallProjection.html#aec71a15af880bdaea8042986c11e2187" title="Copy settings from another one.">copyFrom</a>(b);</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  }</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  </div>
<div class="line"><a name="l00082"></a><span class="lineno"><a class="code" href="classmeow_1_1BallProjection.html#af7e722b66c6bbc7245726902b6849850"> 82</a></span>  <a class="code" href="classmeow_1_1BallProjection.html#a1efa5c200a9d5605453b47e3856ccf28">BallProjection</a>(<span class="keywordtype">size_t</span> d): self(true),</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <a class="code" href="classmeow_1_1Transformation.html" title="A base class for implementing kinds of transformations.">Transformation</a><Scalar>(d, 1, d, 1, 1) {</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keyword">self</span>()->dimension_ = d;</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <a class="code" href="classmeow_1_1BallProjection.html#a82416bac8768d0f40fc09e8cd3896bc8" title="Return the value of the radius.">radius</a>(1);</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  }</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  </div>
<div class="line"><a name="l00093"></a><span class="lineno"><a class="code" href="classmeow_1_1BallProjection.html#a9d9d151e138e50c2bb4cd3d039fb0808"> 93</a></span>  <a class="code" href="classmeow_1_1BallProjection.html#a1efa5c200a9d5605453b47e3856ccf28">BallProjection</a>(<span class="keywordtype">size_t</span> d, Scalar <span class="keyword">const</span>& r):</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <a class="code" href="classmeow_1_1Transformation.html" title="A base class for implementing kinds of transformations.">Transformation</a><Scalar>(d, 1, d, 1, 1), self(true) {</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keyword">self</span>()->dimension_ = d;</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <a class="code" href="classmeow_1_1BallProjection.html#a82416bac8768d0f40fc09e8cd3896bc8" title="Return the value of the radius.">radius</a>(r);</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  }</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  </div>
<div class="line"><a name="l00104"></a><span class="lineno"><a class="code" href="classmeow_1_1BallProjection.html#aec71a15af880bdaea8042986c11e2187"> 104</a></span>  <a class="code" href="classmeow_1_1BallProjection.html" title="A ball projection is to project the given vector to a hyper-sphere.">BallProjection</a>& <a class="code" href="classmeow_1_1BallProjection.html#aec71a15af880bdaea8042986c11e2187" title="Copy settings from another one.">copyFrom</a>(<a class="code" href="classmeow_1_1BallProjection.html" title="A ball projection is to project the given vector to a hyper-sphere.">BallProjection</a> <span class="keyword">const</span>& b) {</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <a class="code" href="classmeow_1_1Transformation.html#abe781169171fa3b8206a91e166779d74" title="Copy from the specified one.">Transformation<Scalar>::copyFrom</a>(b);</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <a class="code" href="classmeow_1_1BallProjection.html#aec71a15af880bdaea8042986c11e2187" title="Copy settings from another one.">copyFrom</a>(b);</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  }</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  </div>
<div class="line"><a name="l00115"></a><span class="lineno"><a class="code" href="classmeow_1_1BallProjection.html#adaf8d494c1177664f49bb63a5d2f36b0"> 115</a></span>  <a class="code" href="classmeow_1_1BallProjection.html" title="A ball projection is to project the given vector to a hyper-sphere.">BallProjection</a>& <a class="code" href="classmeow_1_1BallProjection.html#adaf8d494c1177664f49bb63a5d2f36b0" title="Reference settings from another one.">referenceFrom</a>(<a class="code" href="classmeow_1_1BallProjection.html" title="A ball projection is to project the given vector to a hyper-sphere.">BallProjection</a> <span class="keyword">const</span>& b) {</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <a class="code" href="classmeow_1_1Transformation.html#a9b6ec99d8363742f77c63a49ba9467b5" title="reference from the specified one">Transformation<Scalar>::referenceFrom</a>(b);</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <a class="code" href="classmeow_1_1BallProjection.html#adaf8d494c1177664f49bb63a5d2f36b0" title="Reference settings from another one.">referenceFrom</a>(b);</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  }</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> </div>
<div class="line"><a name="l00124"></a><span class="lineno"><a class="code" href="classmeow_1_1BallProjection.html#adf2bcb2f82e9f7e2136b187317ba3211"> 124</a></span>  Scalar <a class="code" href="classmeow_1_1BallProjection.html#adf2bcb2f82e9f7e2136b187317ba3211" title="same as radius() ">parameter</a>(<span class="keywordtype">size_t</span> i)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="keywordflow">return</span> <a class="code" href="classmeow_1_1BallProjection.html#a82416bac8768d0f40fc09e8cd3896bc8" title="Return the value of the radius.">radius</a>();</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="l00131"></a><span class="lineno"><a class="code" href="classmeow_1_1BallProjection.html#a288814dc861482dd70129a698b1a2d7e"> 131</a></span>  Scalar <a class="code" href="classmeow_1_1BallProjection.html#a288814dc861482dd70129a698b1a2d7e" title="same as radius(s) ">parameter</a>(<span class="keywordtype">size_t</span> i, Scalar <span class="keyword">const</span>& s) {</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordflow">return</span> <a class="code" href="classmeow_1_1BallProjection.html#a82416bac8768d0f40fc09e8cd3896bc8" title="Return the value of the radius.">radius</a>(s);</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  }</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> </div>
<div class="line"><a name="l00138"></a><span class="lineno"><a class="code" href="classmeow_1_1BallProjection.html#a82416bac8768d0f40fc09e8cd3896bc8"> 138</a></span>  Scalar <a class="code" href="classmeow_1_1BallProjection.html#a82416bac8768d0f40fc09e8cd3896bc8" title="Return the value of the radius.">radius</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordflow">return</span> <span class="keyword">self</span>->radius_;</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>  </div>
<div class="line"><a name="l00148"></a><span class="lineno"><a class="code" href="classmeow_1_1BallProjection.html#a5e4bbc9cf477002fab2dad6f37e2553c"> 148</a></span>  Scalar <a class="code" href="classmeow_1_1BallProjection.html#a5e4bbc9cf477002fab2dad6f37e2553c" title="Setup the radius.">radius</a>(Scalar <span class="keyword">const</span>& r) {</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keyword">self</span>()->radius_ = r;</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">return</span> <a class="code" href="classmeow_1_1BallProjection.html#a82416bac8768d0f40fc09e8cd3896bc8" title="Return the value of the radius.">radius</a>();</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  }</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  </div>
<div class="line"><a name="l00156"></a><span class="lineno"><a class="code" href="classmeow_1_1BallProjection.html#a3eff2f36a83ba683da6bc9bb82699b30"> 156</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="classmeow_1_1BallProjection.html#a3eff2f36a83ba683da6bc9bb82699b30" title="Get the dimension of this projection.">dimension</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">return</span> <span class="keyword">self</span>->dimension_;</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> </div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  </div>
<div class="line"><a name="l00176"></a><span class="lineno"><a class="code" href="classmeow_1_1BallProjection.html#a2573c364dd1e0d7de32b1e2afc0bb1b5"> 176</a></span>  <a class="code" href="classmeow_1_1Matrix.html">Matrix<Scalar></a> <a class="code" href="classmeow_1_1BallProjection.html#a2573c364dd1e0d7de32b1e2afc0bb1b5" title="Project the input vector(s) onto the hyper-sphere and return it.">transformate</a>(<a class="code" href="classmeow_1_1Matrix.html">Matrix<Scalar></a> <span class="keyword">const</span>& x)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <a class="code" href="classmeow_1_1Matrix.html">Matrix<Scalar></a> ret(x);</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> c = 0, C = ret.<a class="code" href="classmeow_1_1Matrix.html#a4db3bb07e2557cbc668bdaa1beb241df" title="Return number of cols.">cols</a>(); c < C; c++) {</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  Scalar sum(0);</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < <span class="keyword">self</span>->dimension_; i++) {</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  sum = sum + <a class="code" href="namespacemeow.html#a1954e235973a2ac79a7a72a4b7d25573" title="x*x ">squ</a>(ret(i, c));</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  }</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  Scalar len(sqrt(<span class="keywordtype">double</span>(sum)));</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0; i < <span class="keyword">self</span>->dimension_; i++) {</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  ret(i, c, ret(i, c) * <a class="code" href="classmeow_1_1BallProjection.html#a82416bac8768d0f40fc09e8cd3896bc8" title="Return the value of the radius.">radius</a>() / len);</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>  }</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keywordflow">return</span> ret;</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  }</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  </div>
<div class="line"><a name="l00219"></a><span class="lineno"><a class="code" href="classmeow_1_1BallProjection.html#a4fb7773f5566e93435ba56defbb7efc6"> 219</a></span>  <a class="code" href="classmeow_1_1Matrix.html">Matrix<Scalar></a> <a class="code" href="classmeow_1_1BallProjection.html#a4fb7773f5566e93435ba56defbb7efc6" title="Return the jacobian matrix (derivate by the input vector) of this projection.">jacobian</a>(<a class="code" href="classmeow_1_1Matrix.html">Matrix<Scalar></a> <span class="keyword">const</span>& x)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  Scalar sum(0);</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="keywordflow">for</span>(<span class="keywordtype">size_t</span> i = 0, I = <a class="code" href="classmeow_1_1BallProjection.html#a3eff2f36a83ba683da6bc9bb82699b30" title="Get the dimension of this projection.">dimension</a>(); i < I; ++i)</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  sum = sum + <a class="code" href="namespacemeow.html#a1954e235973a2ac79a7a72a4b7d25573" title="x*x ">squ</a>(x(i, 0));</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  Scalar len(sqrt(<span class="keywordtype">double</span>(sum)));</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <a class="code" href="classmeow_1_1Matrix.html">Matrix<Scalar></a> ret(<a class="code" href="classmeow_1_1BallProjection.html#a3eff2f36a83ba683da6bc9bb82699b30" title="Get the dimension of this projection.">dimension</a>(), <a class="code" href="classmeow_1_1BallProjection.html#a3eff2f36a83ba683da6bc9bb82699b30" title="Get the dimension of this projection.">dimension</a>(), Scalar(0.0));</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">for</span>(<span class="keywordtype">size_t</span> i = 0, I = <a class="code" href="classmeow_1_1BallProjection.html#a3eff2f36a83ba683da6bc9bb82699b30" title="Get the dimension of this projection.">dimension</a>(); i < I; ++i)</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keywordflow">for</span>(<span class="keywordtype">size_t</span> j = 0; j < I; ++j)</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keywordflow">if</span> (i == j) {</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  ret(i, j, <a class="code" href="classmeow_1_1BallProjection.html#a82416bac8768d0f40fc09e8cd3896bc8" title="Return the value of the radius.">radius</a>() * (<a class="code" href="namespacemeow.html#a1954e235973a2ac79a7a72a4b7d25573" title="x*x ">squ</a>(len) - <a class="code" href="namespacemeow.html#a1954e235973a2ac79a7a72a4b7d25573" title="x*x ">squ</a>(x(i, 0))) / <a class="code" href="namespacemeow.html#a10a8cca705773b7d9f6f91d3fb08c104" title="x*x*x ">cub</a>(len));</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  }</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  ret(i, j, <a class="code" href="classmeow_1_1BallProjection.html#a82416bac8768d0f40fc09e8cd3896bc8" title="Return the value of the radius.">radius</a>() * (-x(i, 0) * x(j, 0) / <a class="code" href="namespacemeow.html#a10a8cca705773b7d9f6f91d3fb08c104" title="x*x*x ">cub</a>(len)));</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="keywordflow">return</span> ret;</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  }</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  </div>
<div class="line"><a name="l00264"></a><span class="lineno"><a class="code" href="classmeow_1_1BallProjection.html#ad2d62da97dd4b527c254e62a1ec949d8"> 264</a></span>  <a class="code" href="classmeow_1_1Matrix.html">Matrix<Scalar></a> <a class="code" href="classmeow_1_1BallProjection.html#ad2d62da97dd4b527c254e62a1ec949d8" title="Return the jacobian matrix (derivate by radius) of this projection.">jacobian</a>(<a class="code" href="classmeow_1_1Matrix.html">Matrix<Scalar></a> <span class="keyword">const</span>& x, <span class="keywordtype">size_t</span> i)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <a class="code" href="classmeow_1_1Matrix.html">Matrix<Scalar></a> ret(<a class="code" href="classmeow_1_1BallProjection.html#a3eff2f36a83ba683da6bc9bb82699b30" title="Get the dimension of this projection.">dimension</a>(), 1, Scalar(0.0));</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  Scalar sum(0);</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="keywordflow">for</span>(<span class="keywordtype">size_t</span> i = 0, I = <a class="code" href="classmeow_1_1BallProjection.html#a3eff2f36a83ba683da6bc9bb82699b30" title="Get the dimension of this projection.">dimension</a>(); i < I; i++) {</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  sum = sum + <a class="code" href="namespacemeow.html#a1954e235973a2ac79a7a72a4b7d25573" title="x*x ">squ</a>(x(i, 0));</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  }</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="keywordflow">return</span> ret / Scalar(sqrt(<span class="keywordtype">double</span>(sum)));</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  }</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  </div>
<div class="line"><a name="l00276"></a><span class="lineno"><a class="code" href="classmeow_1_1BallProjection.html#a8e7e0ddd31c51bbaa934f77aee760f18"> 276</a></span>  <a class="code" href="classmeow_1_1BallProjection.html" title="A ball projection is to project the given vector to a hyper-sphere.">BallProjection</a>& <a class="code" href="classmeow_1_1BallProjection.html#a8e7e0ddd31c51bbaa934f77aee760f18" title="Same as copyFrom(b) ">operator=</a>(<a class="code" href="classmeow_1_1BallProjection.html" title="A ball projection is to project the given vector to a hyper-sphere.">BallProjection</a> <span class="keyword">const</span>& b) {</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="keywordflow">return</span> <a class="code" href="classmeow_1_1BallProjection.html#aec71a15af880bdaea8042986c11e2187" title="Copy settings from another one.">copyFrom</a>(b);</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  }</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  </div>
<div class="line"><a name="l00283"></a><span class="lineno"><a class="code" href="classmeow_1_1BallProjection.html#a4f2e133f911088b7e13cabc52b3e6b92"> 283</a></span>  <a class="code" href="classmeow_1_1Matrix.html">Matrix<Scalar></a> <a class="code" href="classmeow_1_1BallProjection.html#a4f2e133f911088b7e13cabc52b3e6b92" title="Same as transformate(v) ">operator()</a>(<a class="code" href="classmeow_1_1Matrix.html">Matrix<Scalar></a> <span class="keyword">const</span>& v)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keywordflow">return</span> <a class="code" href="classmeow_1_1BallProjection.html#a2573c364dd1e0d7de32b1e2afc0bb1b5" title="Project the input vector(s) onto the hyper-sphere and return it.">transformate</a>(v);</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> };</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span> </div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span> </div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span> <span class="keyword">template</span><<span class="keyword">class</span> Scalar></div>
<div class="line"><a name="l00329"></a><span class="lineno"><a class="code" href="classmeow_1_1PhotoProjection.html"> 329</a></span> <span class="keyword">class </span><a class="code" href="classmeow_1_1PhotoProjection.html" title="A photo projection is a kind of transformation that project point/vector to a flat photo...">PhotoProjection</a>: <span class="keyword">public</span> <a class="code" href="classmeow_1_1Transformation.html" title="A base class for implementing kinds of transformations.">Transformation</a><Scalar> {</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span> <span class="keyword">private</span>:</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="keyword">struct </span>Myself {</div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  Scalar focal_;</div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="keywordtype">size_t</span> dimension_;</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>  Myself() {</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>  ~Myself() {</div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  }</div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  Myself& <a class="code" href="classmeow_1_1PhotoProjection.html#a4a26e30caff3bd71ff68e97f5dc9ec46">copyFrom</a>(Myself <span class="keyword">const</span>& b) {</div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  focal_ = b.focal_;</div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  dimension_ = b.dimension_;</div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  }</div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  };</div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  </div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <a class="code" href="classmeow_1_1Self.html">Self<Myself></a> <span class="keyword">const</span>& <span class="keyword">self</span>;</div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span> <span class="keyword">public</span>:</div>
<div class="line"><a name="l00351"></a><span class="lineno"><a class="code" href="classmeow_1_1PhotoProjection.html#a902922d6be5fcb6ce2ce563031913e36"> 351</a></span>  <a class="code" href="classmeow_1_1PhotoProjection.html#a902922d6be5fcb6ce2ce563031913e36">PhotoProjection</a>(<span class="keywordtype">size_t</span> <a class="code" href="classmeow_1_1PhotoProjection.html#a8bc014829f304ae83da2862fcf4f6dce" title="Get the dimension of this projection.">dimension</a>): </div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <a class="code" href="classmeow_1_1Transformation.html" title="A base class for implementing kinds of transformations.">Transformation</a><Scalar>(dimension, 1, dimension, 1, 1), self(true) {</div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  <span class="keyword">self</span>()->dimension_ = dimension;</div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <a class="code" href="classmeow_1_1PhotoProjection.html#af143b826cad7171ec539432d3add9da5" title="Get the focal length.">focal</a>(1);</div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  }</div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  </div>
<div class="line"><a name="l00360"></a><span class="lineno"><a class="code" href="classmeow_1_1PhotoProjection.html#a1e12a0292cf00f4d107b4a5e8e0fa464"> 360</a></span>  <a class="code" href="classmeow_1_1PhotoProjection.html#a902922d6be5fcb6ce2ce563031913e36">PhotoProjection</a>(<span class="keywordtype">size_t</span> <a class="code" href="classmeow_1_1PhotoProjection.html#a8bc014829f304ae83da2862fcf4f6dce" title="Get the dimension of this projection.">dimension</a>, Scalar <span class="keyword">const</span>& f):</div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <a class="code" href="classmeow_1_1Transformation.html" title="A base class for implementing kinds of transformations.">Transformation</a><Scalar>(dimension, 1, dimension, 1, 1), self(true) {</div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="keyword">self</span>()->dimension_ = dimension;</div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <a class="code" href="classmeow_1_1PhotoProjection.html#af143b826cad7171ec539432d3add9da5" title="Get the focal length.">focal</a>(f);</div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  }</div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  </div>
<div class="line"><a name="l00369"></a><span class="lineno"><a class="code" href="classmeow_1_1PhotoProjection.html#afba51bf2a5f236057bfd279ef68e0d71"> 369</a></span>  <a class="code" href="classmeow_1_1PhotoProjection.html#a902922d6be5fcb6ce2ce563031913e36">PhotoProjection</a>(<a class="code" href="classmeow_1_1PhotoProjection.html" title="A photo projection is a kind of transformation that project point/vector to a flat photo...">PhotoProjection</a> <span class="keyword">const</span>& p):</div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <a class="code" href="classmeow_1_1Transformation.html" title="A base class for implementing kinds of transformations.">Transformation</a><Scalar>(p), self(false) {</div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <span class="keyword">self</span>().<a class="code" href="classmeow_1_1PhotoProjection.html#a4a26e30caff3bd71ff68e97f5dc9ec46">copyFrom</a>(p.self);</div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  }</div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  </div>
<div class="line"><a name="l00379"></a><span class="lineno"><a class="code" href="classmeow_1_1PhotoProjection.html#a4a26e30caff3bd71ff68e97f5dc9ec46"> 379</a></span>  <a class="code" href="classmeow_1_1PhotoProjection.html" title="A photo projection is a kind of transformation that project point/vector to a flat photo...">PhotoProjection</a>& <a class="code" href="classmeow_1_1PhotoProjection.html#a4a26e30caff3bd71ff68e97f5dc9ec46">copyFrom</a>(<a class="code" href="classmeow_1_1PhotoProjection.html" title="A photo projection is a kind of transformation that project point/vector to a flat photo...">PhotoProjection</a> <span class="keyword">const</span>& b) {</div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  printf(<span class="stringliteral">"+\n"</span>);</div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <a class="code" href="classmeow_1_1Transformation.html#abe781169171fa3b8206a91e166779d74" title="Copy from the specified one.">Transformation<Scalar>::copyFrom</a>(b);</div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  printf(<span class="stringliteral">"-\n"</span>);</div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <span class="keyword">self</span>();</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  printf(<span class="stringliteral">"*\n"</span>);</div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="keyword">self</span>().<a class="code" href="classmeow_1_1PhotoProjection.html#a4a26e30caff3bd71ff68e97f5dc9ec46">copyFrom</a>(b.self);</div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  printf(<span class="stringliteral">"/\n"</span>);</div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  }</div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  </div>
<div class="line"><a name="l00395"></a><span class="lineno"><a class="code" href="classmeow_1_1PhotoProjection.html#a632973b2b8675f126b74e5ced2f62d52"> 395</a></span>  <a class="code" href="classmeow_1_1PhotoProjection.html" title="A photo projection is a kind of transformation that project point/vector to a flat photo...">PhotoProjection</a>& <a class="code" href="classmeow_1_1PhotoProjection.html#a632973b2b8675f126b74e5ced2f62d52">referenceFrom</a>(<a class="code" href="classmeow_1_1PhotoProjection.html" title="A photo projection is a kind of transformation that project point/vector to a flat photo...">PhotoProjection</a> <span class="keyword">const</span>& b) {</div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  <a class="code" href="classmeow_1_1Transformation.html#a9b6ec99d8363742f77c63a49ba9467b5" title="reference from the specified one">Transformation<Scalar>::referenceFrom</a>(b);</div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <span class="keyword">self</span>().<a class="code" href="classmeow_1_1PhotoProjection.html#a632973b2b8675f126b74e5ced2f62d52">referenceFrom</a>(b.self);</div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  }</div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span> </div>
<div class="line"><a name="l00404"></a><span class="lineno"><a class="code" href="classmeow_1_1PhotoProjection.html#a3499d5c76df3c78028f3e1b7d8cb48e6"> 404</a></span>  Scalar <a class="code" href="classmeow_1_1PhotoProjection.html#a3499d5c76df3c78028f3e1b7d8cb48e6" title="Same as focal() ">parameter</a>(<span class="keywordtype">size_t</span> i)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <span class="keywordflow">return</span> <a class="code" href="classmeow_1_1PhotoProjection.html#af143b826cad7171ec539432d3add9da5" title="Get the focal length.">focal</a>();</div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  }</div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span> </div>
<div class="line"><a name="l00411"></a><span class="lineno"><a class="code" href="classmeow_1_1PhotoProjection.html#adecf5a6f3f1f07d7fc6b4714fa80e8a1"> 411</a></span>  Scalar <a class="code" href="classmeow_1_1PhotoProjection.html#adecf5a6f3f1f07d7fc6b4714fa80e8a1" title="Same as focal(s) ">parameter</a>(<span class="keywordtype">size_t</span> i, Scalar <span class="keyword">const</span>& s){</div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="keywordflow">return</span> <a class="code" href="classmeow_1_1PhotoProjection.html#af143b826cad7171ec539432d3add9da5" title="Get the focal length.">focal</a>(s);</div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  }</div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span> </div>
<div class="line"><a name="l00419"></a><span class="lineno"><a class="code" href="classmeow_1_1PhotoProjection.html#af143b826cad7171ec539432d3add9da5"> 419</a></span>  Scalar <a class="code" href="classmeow_1_1PhotoProjection.html#af143b826cad7171ec539432d3add9da5" title="Get the focal length.">focal</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  <span class="keywordflow">return</span> <span class="keyword">self</span>->focal_;</div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  }</div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span> </div>
<div class="line"><a name="l00429"></a><span class="lineno"><a class="code" href="classmeow_1_1PhotoProjection.html#a19f5080ff959073d334c6e21a6247f13"> 429</a></span>  Scalar <a class="code" href="classmeow_1_1PhotoProjection.html#a19f5080ff959073d334c6e21a6247f13" title="Set the focal length.">focal</a>(Scalar <span class="keyword">const</span>& f){</div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  <span class="keyword">self</span>()->focal_ = f;</div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  <span class="keywordflow">return</span> <a class="code" href="classmeow_1_1PhotoProjection.html#af143b826cad7171ec539432d3add9da5" title="Get the focal length.">focal</a>();</div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  }</div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  </div>
<div class="line"><a name="l00437"></a><span class="lineno"><a class="code" href="classmeow_1_1PhotoProjection.html#a8bc014829f304ae83da2862fcf4f6dce"> 437</a></span>  <span class="keywordtype">size_t</span> <a class="code" href="classmeow_1_1PhotoProjection.html#a8bc014829f304ae83da2862fcf4f6dce" title="Get the dimension of this projection.">dimension</a>()<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  <span class="keywordflow">return</span> <span class="keyword">self</span>->dimension_;</div>
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  }</div>
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span> </div>
<div class="line"><a name="l00458"></a><span class="lineno"><a class="code" href="classmeow_1_1PhotoProjection.html#ac4bbf64ef4341a10bc444147142c7d5f"> 458</a></span>  <a class="code" href="classmeow_1_1Matrix.html">Matrix<Scalar></a> <a class="code" href="classmeow_1_1PhotoProjection.html#ac4bbf64ef4341a10bc444147142c7d5f" title="Project the input vector(s) onto the plane.">transformate</a>(<a class="code" href="classmeow_1_1Matrix.html">Matrix<Scalar></a> <span class="keyword">const</span>& x)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  <a class="code" href="classmeow_1_1Matrix.html">Matrix<Scalar></a> ret(x);</div>
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> c = 0, C = ret.<a class="code" href="classmeow_1_1Matrix.html#a4db3bb07e2557cbc668bdaa1beb241df" title="Return number of cols.">cols</a>(); c < C; c++) {</div>
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i = 0, I = <a class="code" href="classmeow_1_1PhotoProjection.html#a8bc014829f304ae83da2862fcf4f6dce" title="Get the dimension of this projection.">dimension</a>(); i < I; ++i) {</div>
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  ret(i, c, -ret(i, c) * <a class="code" href="classmeow_1_1PhotoProjection.html#af143b826cad7171ec539432d3add9da5" title="Get the focal length.">focal</a>() / ret(I - 1, c));</div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  }</div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  }</div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <span class="keywordflow">return</span> ret;</div>
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  }</div>
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  </div>
<div class="line"><a name="l00497"></a><span class="lineno"><a class="code" href="classmeow_1_1PhotoProjection.html#aabb88ff170cc655a3b7262af3337a0a3"> 497</a></span>  <a class="code" href="classmeow_1_1Matrix.html">Matrix<Scalar></a> <a class="code" href="classmeow_1_1PhotoProjection.html#aabb88ff170cc655a3b7262af3337a0a3" title="Return the jacobian matrix (derivate by the input vector) of this projection.">jacobian</a>(<a class="code" href="classmeow_1_1Matrix.html">Matrix<Scalar></a> <span class="keyword">const</span>& x)<span class="keyword"> const</span>{</div>
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  <a class="code" href="classmeow_1_1Matrix.html">Matrix<Scalar></a> ret(<a class="code" href="classmeow_1_1PhotoProjection.html#a8bc014829f304ae83da2862fcf4f6dce" title="Get the dimension of this projection.">dimension</a>(), <a class="code" href="classmeow_1_1PhotoProjection.html#a8bc014829f304ae83da2862fcf4f6dce" title="Get the dimension of this projection.">dimension</a>(), Scalar(0.0));</div>
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  <span class="keywordflow">for</span>(ssize_t i = 0, I = (ssize_t)<a class="code" href="classmeow_1_1PhotoProjection.html#a8bc014829f304ae83da2862fcf4f6dce" title="Get the dimension of this projection.">dimension</a>() - 1; i < I; i++){</div>
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  ret(i, i, -<a class="code" href="classmeow_1_1PhotoProjection.html#af143b826cad7171ec539432d3add9da5" title="Get the focal length.">focal</a>() / x(I, 0) );</div>
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  ret(i, <a class="code" href="classmeow_1_1PhotoProjection.html#a8bc014829f304ae83da2862fcf4f6dce" title="Get the dimension of this projection.">dimension</a>() - 1, <a class="code" href="classmeow_1_1PhotoProjection.html#af143b826cad7171ec539432d3add9da5" title="Get the focal length.">focal</a>() / <a class="code" href="namespacemeow.html#a1954e235973a2ac79a7a72a4b7d25573" title="x*x ">squ</a>(x(I, 0)));</div>
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  }</div>
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  <span class="keywordflow">return</span> ret;</div>
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  }</div>
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  </div>
<div class="line"><a name="l00536"></a><span class="lineno"><a class="code" href="classmeow_1_1PhotoProjection.html#a4a07aecb4474633c82d6b73dc1cdd53d"> 536</a></span>  <a class="code" href="classmeow_1_1Matrix.html">Matrix<Scalar></a> <a class="code" href="classmeow_1_1PhotoProjection.html#a4a07aecb4474633c82d6b73dc1cdd53d" title="Return the jacobian matrix (derivate by the focus length) of this projection.">jacobian</a>(<a class="code" href="classmeow_1_1Matrix.html">Matrix<Scalar></a> <span class="keyword">const</span>& x, <span class="keywordtype">size_t</span> i)<span class="keyword"> const</span>{</div>
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  <a class="code" href="classmeow_1_1Matrix.html">Matrix<Scalar></a> ret(<a class="code" href="classmeow_1_1PhotoProjection.html#a8bc014829f304ae83da2862fcf4f6dce" title="Get the dimension of this projection.">dimension</a>(), 1, Scalar(0.0));</div>
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  <span class="keywordflow">for</span>(<span class="keywordtype">size_t</span> i = 0, I = <a class="code" href="classmeow_1_1PhotoProjection.html#a8bc014829f304ae83da2862fcf4f6dce" title="Get the dimension of this projection.">dimension</a>(); i < I; ++i) {</div>
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  ret(i, 0, -x(i, 0) / x(I - 1, 0));</div>
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  }</div>
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  <span class="keywordflow">return</span> ret;</div>
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  }</div>
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  </div>
<div class="line"><a name="l00547"></a><span class="lineno"><a class="code" href="classmeow_1_1PhotoProjection.html#a7c05a0abd905abc1330331627b6a1d90"> 547</a></span>  <a class="code" href="classmeow_1_1PhotoProjection.html" title="A photo projection is a kind of transformation that project point/vector to a flat photo...">PhotoProjection</a>& <a class="code" href="classmeow_1_1PhotoProjection.html#a7c05a0abd905abc1330331627b6a1d90" title="Same as copyFrom(b) ">operator=</a>(<a class="code" href="classmeow_1_1PhotoProjection.html" title="A photo projection is a kind of transformation that project point/vector to a flat photo...">PhotoProjection</a> <span class="keyword">const</span>& b) {</div>
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  <span class="keywordflow">return</span> <a class="code" href="classmeow_1_1PhotoProjection.html#a4a26e30caff3bd71ff68e97f5dc9ec46">copyFrom</a>(b);</div>
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  }</div>
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  </div>
<div class="line"><a name="l00554"></a><span class="lineno"><a class="code" href="classmeow_1_1PhotoProjection.html#aa50f02a71f9be0b417b0dc9f8ff5d9ab"> 554</a></span>  <a class="code" href="classmeow_1_1Matrix.html">Matrix<Scalar></a> <a class="code" href="classmeow_1_1PhotoProjection.html#aa50f02a71f9be0b417b0dc9f8ff5d9ab" title="Same as transformate(v) ">operator()</a>(<a class="code" href="classmeow_1_1Matrix.html">Matrix<Scalar></a> <span class="keyword">const</span>& v)<span class="keyword"> const </span>{</div>
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  <span class="keywordflow">return</span> <a class="code" href="classmeow_1_1PhotoProjection.html#ac4bbf64ef4341a10bc444147142c7d5f" title="Project the input vector(s) onto the plane.">transformate</a>(v);</div>
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  }</div>
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span> };</div>
<div class="line"><a name="l00558"></a><span class="lineno"> 558</span> </div>
<div class="line"><a name="l00559"></a><span class="lineno"> 559</span> }</div>
<div class="line"><a name="l00560"></a><span class="lineno"> 560</span> </div>
<div class="line"><a name="l00561"></a><span class="lineno"> 561</span> <span class="preprocessor">#endif // Transformations_H__</span></div>
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