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<div class="title">GlobalFunctions.h</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// This file is part of Eigen, a lightweight C++ template library</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// for linear algebra.</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">//</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// Copyright (C) 2010-2012 Gael Guennebaud <gael.guennebaud@inria.fr></span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// Copyright (C) 2010 Benoit Jacob <jacob.benoit.1@gmail.com></span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">//</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">// This Source Code Form is subject to the terms of the Mozilla</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// Public License v. 2.0. If a copy of the MPL was not distributed</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.</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="preprocessor">#ifndef EIGEN_GLOBAL_FUNCTIONS_H</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor"></span><span class="preprocessor">#define EIGEN_GLOBAL_FUNCTIONS_H</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#define EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(NAME,FUNCTOR) \</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor"> template<typename Derived> \</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor"> inline const Eigen::CwiseUnaryOp<Eigen::internal::FUNCTOR<typename Derived::Scalar>, const Derived> \</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor"> NAME(const Eigen::ArrayBase<Derived>& x) { \</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor"> return x.derived(); \</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor"> }</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#define EIGEN_ARRAY_DECLARE_GLOBAL_EIGEN_UNARY(NAME,FUNCTOR) \</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor"> \</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor"> template<typename Derived> \</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor"> struct NAME##_retval<ArrayBase<Derived> > \</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor"> { \</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor"> typedef const Eigen::CwiseUnaryOp<Eigen::internal::FUNCTOR<typename Derived::Scalar>, const Derived> type; \</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor"> }; \</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor"> template<typename Derived> \</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor"> struct NAME##_impl<ArrayBase<Derived> > \</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor"> { \</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor"> static inline typename NAME##_retval<ArrayBase<Derived> >::type run(const Eigen::ArrayBase<Derived>& x) \</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor"> { \</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor"> return x.derived(); \</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor"> } \</span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor"> };</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="keyword">namespace </span>Eigen</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> {</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(real,scalar_real_op)</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(imag,scalar_imag_op)</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(conj,scalar_conjugate_op)</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(sin,scalar_sin_op)</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(cos,scalar_cos_op)</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(asin,scalar_asin_op)</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(acos,scalar_acos_op)</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(tan,scalar_tan_op)</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(exp,scalar_exp_op)</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(log,scalar_log_op)</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(abs,scalar_abs_op)</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(sqrt,scalar_sqrt_op)</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  </div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  template<typename Derived></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  inline const Eigen::CwiseUnaryOp<Eigen::internal::scalar_pow_op<typename Derived::Scalar>, const Derived></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  pow(const Eigen::ArrayBase<Derived>& x, const typename Derived::Scalar& exponent) {</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordflow">return</span> x.derived().pow(exponent);</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> </div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keyword">template</span><<span class="keyword">typename</span> Derived></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keyword">inline</span> <span class="keyword">const</span> <a class="code" href="classEigen_1_1CwiseBinaryOp.html">Eigen::CwiseBinaryOp<Eigen::internal::scalar_binary_pow_op<typename Derived::Scalar, typename Derived::Scalar></a>, <span class="keyword">const</span> Derived, <span class="keyword">const</span> Derived></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  pow(<span class="keyword">const</span> <a class="code" href="classEigen_1_1ArrayBase.html">Eigen::ArrayBase<Derived></a>& x, <span class="keyword">const</span> <a class="code" href="classEigen_1_1ArrayBase.html">Eigen::ArrayBase<Derived></a>& exponents) </div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  {</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordflow">return</span> <a class="code" href="classEigen_1_1CwiseBinaryOp.html">Eigen::CwiseBinaryOp<Eigen::internal::scalar_binary_pow_op<typename Derived::Scalar, typename Derived::Scalar></a>, <span class="keyword">const</span> Derived, <span class="keyword">const</span> Derived>(</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  x.derived(),</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  exponents.derived()</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>  }</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  </div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> Derived></div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keyword">inline</span> <span class="keyword">const</span> <a class="code" href="classEigen_1_1CwiseUnaryOp.html">Eigen::CwiseUnaryOp<Eigen::internal::scalar_inverse_mult_op<typename Derived::Scalar></a>, <span class="keyword">const</span> Derived></div>
<div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="namespaceEigen.html#acec656d25cf48f1a601d385d6083f3c6"> 74</a></span>  <a class="code" href="namespaceEigen.html#acec656d25cf48f1a601d385d6083f3c6">operator/</a>(<span class="keyword">const</span> <span class="keyword">typename</span> Derived::Scalar& s, <span class="keyword">const</span> <a class="code" href="classEigen_1_1ArrayBase.html">Eigen::ArrayBase<Derived></a>& a)</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  {</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">return</span> <a class="code" href="classEigen_1_1CwiseUnaryOp.html">Eigen::CwiseUnaryOp<Eigen::internal::scalar_inverse_mult_op<typename Derived::Scalar></a>, <span class="keyword">const</span> Derived>(</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  a.derived(),</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  Eigen::internal::scalar_inverse_mult_op<typename Derived::Scalar>(s) </div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  );</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  }</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keyword">namespace </span>internal</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  {</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  EIGEN_ARRAY_DECLARE_GLOBAL_EIGEN_UNARY(real,scalar_real_op)</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  EIGEN_ARRAY_DECLARE_GLOBAL_EIGEN_UNARY(imag,scalar_imag_op)</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  EIGEN_ARRAY_DECLARE_GLOBAL_EIGEN_UNARY(abs2,scalar_abs2_op)</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  }</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> }</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="comment">// TODO: cleanly disable those functions that are not supported on Array (numext::real_ref, internal::random, internal::isApprox...)</span></div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> </div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="preprocessor">#endif // EIGEN_GLOBAL_FUNCTIONS_H</span></div>
<div class="ttc" id="namespaceEigen_html_acec656d25cf48f1a601d385d6083f3c6"><div class="ttname"><a href="namespaceEigen.html#acec656d25cf48f1a601d385d6083f3c6">Eigen::operator/</a></div><div class="ttdeci">const Eigen::CwiseUnaryOp< Eigen::internal::scalar_inverse_mult_op< typename Derived::Scalar >, const Derived > operator/(const typename Derived::Scalar &s, const Eigen::ArrayBase< Derived > &a)</div><div class="ttdoc">Component-wise division of a scalar by array elements. </div><div class="ttdef"><b>Definition:</b> GlobalFunctions.h:74</div></div>
<div class="ttc" id="classEigen_1_1CwiseBinaryOp_html"><div class="ttname"><a href="classEigen_1_1CwiseBinaryOp.html">Eigen::CwiseBinaryOp</a></div><div class="ttdoc">Generic expression where a coefficient-wise binary operator is applied to two expressions. </div><div class="ttdef"><b>Definition:</b> CwiseBinaryOp.h:106</div></div>
<div class="ttc" id="classEigen_1_1ArrayBase_html"><div class="ttname"><a href="classEigen_1_1ArrayBase.html">Eigen::ArrayBase</a></div><div class="ttdoc">Base class for all 1D and 2D array, and related expressions. </div><div class="ttdef"><b>Definition:</b> ArrayBase.h:39</div></div>
<div class="ttc" id="classEigen_1_1CwiseUnaryOp_html"><div class="ttname"><a href="classEigen_1_1CwiseUnaryOp.html">Eigen::CwiseUnaryOp</a></div><div class="ttdoc">Generic expression where a coefficient-wise unary operator is applied to an expression. </div><div class="ttdef"><b>Definition:</b> CwiseUnaryOp.h:59</div></div>
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