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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_SPARSEVIEW_H</span></div> <div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor"></span><span class="preprocessor">#define EIGEN_SPARSEVIEW_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="keyword">namespace </span>Eigen { </div> <div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div> <div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="keyword">namespace </span>internal {</div> <div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div> <div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="keyword">template</span><<span class="keyword">typename</span> MatrixType></div> <div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="keyword">struct </span>traits<SparseView<MatrixType> > : traits<MatrixType></div> <div class="line"><a name="l00020"></a><span class="lineno"> 20</span> {</div> <div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> MatrixType::Index Index;</div> <div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  <span class="keyword">typedef</span> Sparse StorageKind;</div> <div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  <span class="keyword">enum</span> {</div> <div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  Flags = int(traits<MatrixType>::Flags) & (<a class="code" href="group__flags.html#ga7bd49e7b260e869e10fb9dc4fd081a85">RowMajorBit</a>)</div> <div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  };</div> <div class="line"><a name="l00026"></a><span class="lineno"> 26</span> };</div> <div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div> <div class="line"><a name="l00028"></a><span class="lineno"> 28</span> } <span class="comment">// end namespace internal</span></div> <div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div> <div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">template</span><<span class="keyword">typename</span> MatrixType></div> <div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="keyword">class </span>SparseView : <span class="keyword">public</span> SparseMatrixBase<SparseView<MatrixType> ></div> <div class="line"><a name="l00032"></a><span class="lineno"> 32</span> {</div> <div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> MatrixType::Nested MatrixTypeNested;</div> <div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> internal::remove_all<MatrixTypeNested>::type _MatrixTypeNested;</div> <div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="keyword">public</span>:</div> <div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  EIGEN_SPARSE_PUBLIC_INTERFACE(SparseView)</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>  SparseView(const MatrixType& mat, const Scalar& m_reference = Scalar(0),</div> <div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  typename NumTraits<Scalar>::Real m_epsilon = NumTraits<Scalar>::dummy_precision()) : </div> <div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  m_matrix(mat), m_reference(m_reference), m_epsilon(m_epsilon) {}</div> <div class="line"><a name="l00041"></a><span class="lineno"> 41</span> </div> <div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keyword">class </span>InnerIterator;</div> <div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div> <div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keyword">inline</span> Index rows()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_matrix.rows(); }</div> <div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keyword">inline</span> Index cols()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_matrix.cols(); }</div> <div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div> <div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="keyword">inline</span> Index innerSize()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_matrix.innerSize(); }</div> <div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">inline</span> Index outerSize()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> m_matrix.outerSize(); }</div> <div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div> <div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="keyword">protected</span>:</div> <div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  MatrixTypeNested m_matrix;</div> <div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  Scalar m_reference;</div> <div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keyword">typename</span> NumTraits<Scalar>::Real m_epsilon;</div> <div class="line"><a name="l00054"></a><span class="lineno"> 54</span> };</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> <span class="keyword">template</span><<span class="keyword">typename</span> MatrixType></div> <div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="keyword">class </span>SparseView<MatrixType>::InnerIterator : <span class="keyword">public</span> _MatrixTypeNested::InnerIterator</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">typedef</span> <span class="keyword">typename</span> SparseView::Index Index;</div> <div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="keyword">public</span>:</div> <div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keyword">typedef</span> <span class="keyword">typename</span> _MatrixTypeNested::InnerIterator IterBase;</div> <div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  InnerIterator(<span class="keyword">const</span> SparseView& view, Index outer) :</div> <div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  IterBase(view.m_matrix, outer), m_view(view)</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>  incrementToNonZero();</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>  EIGEN_STRONG_INLINE InnerIterator& operator++()</div> <div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  {</div> <div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  IterBase::operator++();</div> <div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  incrementToNonZero();</div> <div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div> <div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  }</div> <div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div> <div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keyword">using</span> IterBase::value;</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> <span class="keyword">protected</span>:</div> <div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keyword">const</span> SparseView& m_view;</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> <span class="keyword">private</span>:</div> <div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordtype">void</span> incrementToNonZero()</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>  <span class="keywordflow">while</span>((<span class="keywordtype">bool</span>(*<span class="keyword">this</span>)) && internal::isMuchSmallerThan(value(), m_view.m_reference, m_view.m_epsilon))</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>  IterBase::operator++();</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="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="keyword">template</span><<span class="keyword">typename</span> Derived></div> <div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="keyword">const</span> SparseView<Derived> MatrixBase<Derived>::sparseView(<span class="keyword">const</span> Scalar& m_reference,</div> <div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keyword">const</span> <span class="keyword">typename</span> NumTraits<Scalar>::Real& m_epsilon)<span class="keyword"> const</span></div> <div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="keyword"></span>{</div> <div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">return</span> SparseView<Derived>(derived(), m_reference, m_epsilon);</div> <div class="line"><a name="l00095"></a><span class="lineno"> 95</span> }</div> <div class="line"><a name="l00096"></a><span class="lineno"> 96</span> </div> <div class="line"><a name="l00097"></a><span class="lineno"> 97</span> } <span class="comment">// end namespace Eigen</span></div> <div class="line"><a name="l00098"></a><span class="lineno"> 98</span> </div> <div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="preprocessor">#endif</span></div> <div class="ttc" id="group__flags_html_ga7bd49e7b260e869e10fb9dc4fd081a85"><div class="ttname"><a href="group__flags.html#ga7bd49e7b260e869e10fb9dc4fd081a85">Eigen::RowMajorBit</a></div><div class="ttdeci">const unsigned int RowMajorBit</div><div class="ttdef"><b>Definition:</b> Constants.h:53</div></div> </div><!-- fragment --></div><!-- contents --> 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