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<div class="title">coordinate_matrix.hpp</div> </div>
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<a href="coordinate__matrix_8hpp.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 VIENNACL_COORDINATE_MATRIX_HPP_</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#define VIENNACL_COORDINATE_MATRIX_HPP_</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> </div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">/* =========================================================================</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> Copyright (c) 2010-2016, Institute for Microelectronics,</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> Institute for Analysis and Scientific Computing,</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> TU Wien.</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> Portions of this software are copyright by UChicago Argonne, LLC.</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"></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> <span class="comment"> ViennaCL - The Vienna Computing Library</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> -----------------</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"></span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> Project Head: Karl Rupp rupp@iue.tuwien.ac.at</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"></span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> (A list of authors and contributors can be found in the manual)</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"></span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> License: MIT (X11), see file LICENSE in the base directory</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">============================================================================= */</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <map></span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <vector></span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include <list></span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "<a class="code" href="forwards_8h.html">viennacl/forwards.h</a>"</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include "<a class="code" href="vector_8hpp.html">viennacl/vector.hpp</a>"</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include "<a class="code" href="sparse__matrix__operations_8hpp.html">viennacl/linalg/sparse_matrix_operations.hpp</a>"</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> </div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="keyword">namespace </span>viennacl</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> {</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</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="comment">//provide copy-operation:</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment"></span><span class="keyword">template</span><<span class="keyword">typename</span> CPUMatrixT, <span class="keyword">typename</span> NumericT, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> AlignmentV></div>
<div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="namespaceviennacl.html#a3947c4a75b60a14b7051746805e1bc47"> 47</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceviennacl.html#a10b7f8cf6b8864a7aa196d670481a453">copy</a>(<span class="keyword">const</span> CPUMatrixT & cpu_matrix,</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <a class="code" href="classviennacl_1_1coordinate__matrix.html">coordinate_matrix<NumericT, AlignmentV></a> & gpu_matrix )</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>  assert( (gpu_matrix.<a class="code" href="classviennacl_1_1coordinate__matrix.html#a734ed32ff1858ef5453c170326fda377">size1</a>() == 0 || <a class="code" href="namespaceviennacl_1_1traits.html#aa756f5d6820722094cae0d8b9bb6d5e2">viennacl::traits::size1</a>(cpu_matrix) == gpu_matrix.<a class="code" href="classviennacl_1_1coordinate__matrix.html#a734ed32ff1858ef5453c170326fda377">size1</a>()) && <span class="keywordtype">bool</span>(<span class="stringliteral">"Size mismatch"</span>) );</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  assert( (gpu_matrix.<a class="code" href="classviennacl_1_1coordinate__matrix.html#a4a8183e8f8e3a91e379d12ada4943b99">size2</a>() == 0 || <a class="code" href="namespaceviennacl_1_1traits.html#a3658e7c29ac0f60a20cb5871f5b5fd98">viennacl::traits::size2</a>(cpu_matrix) == gpu_matrix.<a class="code" href="classviennacl_1_1coordinate__matrix.html#a4a8183e8f8e3a91e379d12ada4943b99">size2</a>()) && <span class="keywordtype">bool</span>(<span class="stringliteral">"Size mismatch"</span>) );</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>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> group_num = 64;</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>  <span class="comment">// Step 1: Determine nonzeros:</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordflow">if</span> ( cpu_matrix.size1() > 0 && cpu_matrix.size2() > 0 )</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>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> num_entries = 0;</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keywordflow">for</span> (<span class="keyword">typename</span> CPUMatrixT::const_iterator1 row_it = cpu_matrix.begin1(); row_it != cpu_matrix.end1(); ++row_it)</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordflow">for</span> (<span class="keyword">typename</span> CPUMatrixT::const_iterator2 col_it = row_it.begin(); col_it != row_it.end(); ++col_it)</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  ++num_entries;</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="comment">// Step 2: Set up matrix data:</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  gpu_matrix.nonzeros_ = num_entries;</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  gpu_matrix.rows_ = cpu_matrix.size1();</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  gpu_matrix.cols_ = cpu_matrix.size2();</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>  <a class="code" href="classviennacl_1_1backend_1_1typesafe__host__array.html">viennacl::backend::typesafe_host_array<unsigned int></a> group_boundaries(gpu_matrix.<a class="code" href="classviennacl_1_1coordinate__matrix.html#a66b7f5c5487b719c91bc76984f89f97f">handle3</a>(), group_num + 1);</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <a class="code" href="classviennacl_1_1backend_1_1typesafe__host__array.html">viennacl::backend::typesafe_host_array<unsigned int></a> coord_buffer(gpu_matrix.<a class="code" href="classviennacl_1_1coordinate__matrix.html#a875b6ccacbf0df8ef48ab7f7c46244f1">handle12</a>(), 2*gpu_matrix.<a class="code" href="classviennacl_1_1coordinate__matrix.html#a2035ac2e7acc39c21cf13bb6f9c2dc08">internal_nnz</a>());</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  std::vector<NumericT> elements(gpu_matrix.<a class="code" href="classviennacl_1_1coordinate__matrix.html#a2035ac2e7acc39c21cf13bb6f9c2dc08">internal_nnz</a>());</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> data_index = 0;</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> current_fraction = 0;</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>  group_boundaries.<a class="code" href="classviennacl_1_1backend_1_1typesafe__host__array.html#ac31bfde381eb40e0349678252c444af9">set</a>(0, 0);</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">for</span> (<span class="keyword">typename</span> CPUMatrixT::const_iterator1 row_it = cpu_matrix.begin1(); row_it != cpu_matrix.end1(); ++row_it)</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>  <span class="keywordflow">for</span> (<span class="keyword">typename</span> CPUMatrixT::const_iterator2 col_it = row_it.begin(); col_it != row_it.end(); ++col_it)</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>  coord_buffer.set(2*data_index, col_it.index1());</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  coord_buffer.set(2*data_index + 1, col_it.index2());</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  elements[data_index] = *col_it;</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  ++data_index;</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>  <span class="keywordflow">while</span> (data_index > <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a>(static_cast<double>(current_fraction + 1) / static_cast<double>(group_num)) * num_entries) <span class="comment">//split data equally over 64 groups</span></div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  group_boundaries.<a class="code" href="classviennacl_1_1backend_1_1typesafe__host__array.html#ac31bfde381eb40e0349678252c444af9">set</a>(++current_fraction, data_index);</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">//write end of last group:</span></div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  group_boundaries.set(group_num, data_index);</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="comment">//group_boundaries[1] = data_index; //for one compute unit</span></div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="comment">//std::cout << "Group boundaries: " << std::endl;</span></div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="comment">//for (vcl_size_t i=0; i<group_boundaries.size(); ++i)</span></div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="comment">// std::cout << group_boundaries[i] << std::endl;</span></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>  <a class="code" href="namespaceviennacl_1_1backend.html#a1499f19634964e2c7c8aeeefc6206126">viennacl::backend::memory_create</a>(gpu_matrix.group_boundaries_, group_boundaries.<a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#ac8373f0d899b89c843e14de4cb7a1c4a">raw_size</a>(), <a class="code" href="namespaceviennacl_1_1traits.html#a6707f5dab8f482170d2046a605f46ef8">traits::context</a>(gpu_matrix.group_boundaries_), group_boundaries.get());</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <a class="code" href="namespaceviennacl_1_1backend.html#a1499f19634964e2c7c8aeeefc6206126">viennacl::backend::memory_create</a>(gpu_matrix.coord_buffer_, coord_buffer.<a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#ac8373f0d899b89c843e14de4cb7a1c4a">raw_size</a>(), <a class="code" href="namespaceviennacl_1_1traits.html#a6707f5dab8f482170d2046a605f46ef8">traits::context</a>(gpu_matrix.coord_buffer_), coord_buffer.get());</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <a class="code" href="namespaceviennacl_1_1backend.html#a1499f19634964e2c7c8aeeefc6206126">viennacl::backend::memory_create</a>(gpu_matrix.elements_, <span class="keyword">sizeof</span>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a>)*elements.size(), <a class="code" href="namespaceviennacl_1_1traits.html#a6707f5dab8f482170d2046a605f46ef8">traits::context</a>(gpu_matrix.elements_), &(elements[0]));</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  }</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> }</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> </div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="keyword">template</span><<span class="keyword">typename</span> NumericT, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> AlignmentV></div>
<div class="line"><a name="l00110"></a><span class="lineno"><a class="line" href="namespaceviennacl.html#a9285f6f62eebc19c0756c5a31f3806f1"> 110</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceviennacl.html#a10b7f8cf6b8864a7aa196d670481a453">copy</a>(<span class="keyword">const</span> std::vector< std::map<unsigned int, NumericT> > & cpu_matrix,</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <a class="code" href="classviennacl_1_1coordinate__matrix.html">coordinate_matrix<NumericT, AlignmentV></a> & gpu_matrix )</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> {</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> max_col = 0;</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keywordflow">for</span> (<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> i=0; i<cpu_matrix.size(); ++i)</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  {</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keywordflow">if</span> (cpu_matrix[i].<a class="code" href="namespaceviennacl_1_1traits.html#aa2344ea20469f55fbc15a8e9526494d0">size</a>() > 0)</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  max_col = std::max<vcl_size_t>(max_col, (cpu_matrix[i].rbegin())->first);</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> </div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <a class="code" href="namespaceviennacl.html#a10b7f8cf6b8864a7aa196d670481a453">viennacl::copy</a>(<a class="code" href="classviennacl_1_1tools_1_1const__sparse__matrix__adapter.html">tools::const_sparse_matrix_adapter<NumericT></a>(cpu_matrix, cpu_matrix.size(), max_col + 1), gpu_matrix);</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> }</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="comment">//gpu to cpu:</span></div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="comment"></span><span class="keyword">template</span><<span class="keyword">typename</span> CPUMatrixT, <span class="keyword">typename</span> NumericT, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> AlignmentV></div>
<div class="line"><a name="l00134"></a><span class="lineno"><a class="line" href="namespaceviennacl.html#a6f355f732e924a4233950b0e77a14db5"> 134</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceviennacl.html#a10b7f8cf6b8864a7aa196d670481a453">copy</a>(<span class="keyword">const</span> <a class="code" href="classviennacl_1_1coordinate__matrix.html">coordinate_matrix<NumericT, AlignmentV></a> & gpu_matrix,</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  CPUMatrixT & cpu_matrix )</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> {</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  assert( (<a class="code" href="namespaceviennacl_1_1traits.html#aa756f5d6820722094cae0d8b9bb6d5e2">viennacl::traits::size1</a>(cpu_matrix) == gpu_matrix.<a class="code" href="classviennacl_1_1coordinate__matrix.html#a734ed32ff1858ef5453c170326fda377">size1</a>()) && <span class="keywordtype">bool</span>(<span class="stringliteral">"Size mismatch"</span>) );</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  assert( (<a class="code" href="namespaceviennacl_1_1traits.html#a3658e7c29ac0f60a20cb5871f5b5fd98">viennacl::traits::size2</a>(cpu_matrix) == gpu_matrix.<a class="code" href="classviennacl_1_1coordinate__matrix.html#a4a8183e8f8e3a91e379d12ada4943b99">size2</a>()) && <span class="keywordtype">bool</span>(<span class="stringliteral">"Size mismatch"</span>) );</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> </div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordflow">if</span> ( gpu_matrix.<a class="code" href="classviennacl_1_1coordinate__matrix.html#a734ed32ff1858ef5453c170326fda377">size1</a>() > 0 && gpu_matrix.<a class="code" href="classviennacl_1_1coordinate__matrix.html#a4a8183e8f8e3a91e379d12ada4943b99">size2</a>() > 0 )</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  {</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="comment">//get raw data from memory:</span></div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <a class="code" href="classviennacl_1_1backend_1_1typesafe__host__array.html">viennacl::backend::typesafe_host_array<unsigned int></a> coord_buffer(gpu_matrix.<a class="code" href="classviennacl_1_1coordinate__matrix.html#a875b6ccacbf0df8ef48ab7f7c46244f1">handle12</a>(), 2*gpu_matrix.<a class="code" href="classviennacl_1_1coordinate__matrix.html#a04c51b826e4bae9c97a3749ee2161b87">nnz</a>());</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  std::vector<NumericT> elements(gpu_matrix.<a class="code" href="classviennacl_1_1coordinate__matrix.html#a04c51b826e4bae9c97a3749ee2161b87">nnz</a>());</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> </div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="comment">//std::cout << "GPU nonzeros: " << gpu_matrix.nnz() << std::endl;</span></div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> </div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <a class="code" href="namespaceviennacl_1_1backend.html#a62854cfd6f04404b274f8ede36f63e2d">viennacl::backend::memory_read</a>(gpu_matrix.<a class="code" href="classviennacl_1_1coordinate__matrix.html#a875b6ccacbf0df8ef48ab7f7c46244f1">handle12</a>(), 0, coord_buffer.<a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#ac8373f0d899b89c843e14de4cb7a1c4a">raw_size</a>(), coord_buffer.get());</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <a class="code" href="namespaceviennacl_1_1backend.html#a62854cfd6f04404b274f8ede36f63e2d">viennacl::backend::memory_read</a>(gpu_matrix.<a class="code" href="classviennacl_1_1coordinate__matrix.html#aeb74dd2ab673d7912a17f60777e9bf6c">handle</a>(), 0, <span class="keyword">sizeof</span>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a>) * elements.size(), &(elements[0]));</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> </div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="comment">//fill the cpu_matrix:</span></div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordflow">for</span> (<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> index = 0; index < gpu_matrix.<a class="code" href="classviennacl_1_1coordinate__matrix.html#a04c51b826e4bae9c97a3749ee2161b87">nnz</a>(); ++index)</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  cpu_matrix(coord_buffer[2*index], coord_buffer[2*index+1]) = elements[index];</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</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> </div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="keyword">template</span><<span class="keyword">typename</span> NumericT, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> AlignmentV></div>
<div class="line"><a name="l00164"></a><span class="lineno"><a class="line" href="namespaceviennacl.html#a09970b6d02bfa2dd17a7d63d1fcbe18f"> 164</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceviennacl.html#a10b7f8cf6b8864a7aa196d670481a453">copy</a>(<span class="keyword">const</span> <a class="code" href="classviennacl_1_1coordinate__matrix.html">coordinate_matrix<NumericT, AlignmentV></a> & gpu_matrix,</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  std::vector< std::map<unsigned int, NumericT> > & cpu_matrix)</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> {</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">if</span> (cpu_matrix.size() == 0)</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  cpu_matrix.resize(gpu_matrix.<a class="code" href="classviennacl_1_1coordinate__matrix.html#a734ed32ff1858ef5453c170326fda377">size1</a>());</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> </div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  assert(cpu_matrix.size() == gpu_matrix.<a class="code" href="classviennacl_1_1coordinate__matrix.html#a734ed32ff1858ef5453c170326fda377">size1</a>() && bool(<span class="stringliteral">"Matrix dimension mismatch!"</span>));</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> </div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <a class="code" href="classviennacl_1_1tools_1_1sparse__matrix__adapter.html">tools::sparse_matrix_adapter<NumericT></a> temp(cpu_matrix, gpu_matrix.<a class="code" href="classviennacl_1_1coordinate__matrix.html#a734ed32ff1858ef5453c170326fda377">size1</a>(), gpu_matrix.<a class="code" href="classviennacl_1_1coordinate__matrix.html#a4a8183e8f8e3a91e379d12ada4943b99">size2</a>());</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <a class="code" href="namespaceviennacl.html#a10b7f8cf6b8864a7aa196d670481a453">copy</a>(gpu_matrix, temp);</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="l00178"></a><span class="lineno"> 178</span> </div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="keyword">template</span><<span class="keyword">class </span><a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a>, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> AlignmentV <span class="comment">/* see forwards.h */</span> ></div>
<div class="line"><a name="l00186"></a><span class="lineno"><a class="line" href="classviennacl_1_1coordinate__matrix.html"> 186</a></span> <span class="keyword">class </span><a class="code" href="classviennacl_1_1coordinate__matrix.html">coordinate_matrix</a></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="keyword">public</span>:</div>
<div class="line"><a name="l00189"></a><span class="lineno"><a class="line" href="classviennacl_1_1coordinate__matrix.html#a5497d1e7fdce125b7a5bd12530002b4f"> 189</a></span>  <span class="keyword">typedef</span> <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html">viennacl::backend::mem_handle</a> <a class="code" href="classviennacl_1_1coordinate__matrix.html#a5497d1e7fdce125b7a5bd12530002b4f">handle_type</a>;</div>
<div class="line"><a name="l00190"></a><span class="lineno"><a class="line" href="classviennacl_1_1coordinate__matrix.html#a9fd9168600c330faa69cae2626509602"> 190</a></span>  <span class="keyword">typedef</span> <a class="code" href="classviennacl_1_1scalar.html">scalar<typename viennacl::tools::CHECK_SCALAR_TEMPLATE_ARGUMENT<NumericT>::ResultType</a>> <a class="code" href="classviennacl_1_1coordinate__matrix.html#a9fd9168600c330faa69cae2626509602">value_type</a>;</div>
<div class="line"><a name="l00191"></a><span class="lineno"><a class="line" href="classviennacl_1_1coordinate__matrix.html#ad4218882f3bd97eeff6d81b575ea1e3c"> 191</a></span>  <span class="keyword">typedef</span> <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> <a class="code" href="classviennacl_1_1coordinate__matrix.html#ad4218882f3bd97eeff6d81b575ea1e3c">size_type</a>;</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> </div>
<div class="line"><a name="l00194"></a><span class="lineno"><a class="line" href="classviennacl_1_1coordinate__matrix.html#a626ac84303ae01ac4f7e964f2c2972b6"> 194</a></span>  <a class="code" href="classviennacl_1_1coordinate__matrix.html#a626ac84303ae01ac4f7e964f2c2972b6">coordinate_matrix</a>() : rows_(0), cols_(0), nonzeros_(0), group_num_(64) {}</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> </div>
<div class="line"><a name="l00196"></a><span class="lineno"><a class="line" href="classviennacl_1_1coordinate__matrix.html#a9cde8a8c5cb1516c5503d011388daed4"> 196</a></span>  <span class="keyword">explicit</span> <a class="code" href="classviennacl_1_1coordinate__matrix.html#a9cde8a8c5cb1516c5503d011388daed4">coordinate_matrix</a>(<a class="code" href="classviennacl_1_1context.html">viennacl::context</a> ctx) : rows_(0), cols_(0), nonzeros_(0), group_num_(64)</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  {</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  group_boundaries_.<a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#ac13e99f562746d6682116dec1e13a7da">switch_active_handle_id</a>(ctx.<a class="code" href="classviennacl_1_1context.html#aadf575d49ed144e8fa4707cdad69c349">memory_type</a>());</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  coord_buffer_.<a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#ac13e99f562746d6682116dec1e13a7da">switch_active_handle_id</a>(ctx.<a class="code" href="classviennacl_1_1context.html#aadf575d49ed144e8fa4707cdad69c349">memory_type</a>());</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  elements_.<a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#ac13e99f562746d6682116dec1e13a7da">switch_active_handle_id</a>(ctx.<a class="code" href="classviennacl_1_1context.html#aadf575d49ed144e8fa4707cdad69c349">memory_type</a>());</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="preprocessor">#ifdef VIENNACL_WITH_OPENCL</span></div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordflow">if</span> (ctx.<a class="code" href="classviennacl_1_1context.html#aadf575d49ed144e8fa4707cdad69c349">memory_type</a>() == <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8adb37af613f34867568e4f6cf720c68b1">OPENCL_MEMORY</a>)</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  {</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  group_boundaries_.opencl_handle().context(ctx.opencl_context());</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  coord_buffer_.opencl_handle().context(ctx.opencl_context());</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  elements_.opencl_handle().context(ctx.opencl_context());</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  }</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  }</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> </div>
<div class="line"><a name="l00219"></a><span class="lineno"><a class="line" href="classviennacl_1_1coordinate__matrix.html#ad5b57c8ab8bcc8d839aba53be7cb1463"> 219</a></span>  <a class="code" href="classviennacl_1_1coordinate__matrix.html#ad5b57c8ab8bcc8d839aba53be7cb1463">coordinate_matrix</a>(<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> rows, <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> cols, <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> nonzeros = 0, <a class="code" href="classviennacl_1_1context.html">viennacl::context</a> ctx = <a class="code" href="classviennacl_1_1context.html">viennacl::context</a>()) :</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  rows_(rows), cols_(cols), nonzeros_(nonzeros)</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  {</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keywordflow">if</span> (nonzeros > 0)</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  {</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <a class="code" href="namespaceviennacl_1_1backend.html#a1499f19634964e2c7c8aeeefc6206126">viennacl::backend::memory_create</a>(group_boundaries_, <a class="code" href="classviennacl_1_1backend_1_1typesafe__host__array.html">viennacl::backend::typesafe_host_array<unsigned int></a>().<a class="code" href="namespaceviennacl_1_1backend_1_1detail.html#af9f9cc6c50debc5b1d93e458d1fd392a">element_size</a>() * (group_num_ + 1), ctx);</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <a class="code" href="namespaceviennacl_1_1backend.html#a1499f19634964e2c7c8aeeefc6206126">viennacl::backend::memory_create</a>(coord_buffer_, <a class="code" href="classviennacl_1_1backend_1_1typesafe__host__array.html">viennacl::backend::typesafe_host_array<unsigned int></a>().<a class="code" href="namespaceviennacl_1_1backend_1_1detail.html#af9f9cc6c50debc5b1d93e458d1fd392a">element_size</a>() * 2 * <a class="code" href="classviennacl_1_1coordinate__matrix.html#a2035ac2e7acc39c21cf13bb6f9c2dc08">internal_nnz</a>(), ctx);</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <a class="code" href="namespaceviennacl_1_1backend.html#a1499f19634964e2c7c8aeeefc6206126">viennacl::backend::memory_create</a>(elements_, <span class="keyword">sizeof</span>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a>) * <a class="code" href="classviennacl_1_1coordinate__matrix.html#a2035ac2e7acc39c21cf13bb6f9c2dc08">internal_nnz</a>(), ctx);</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  }</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keywordflow">else</span></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>  group_boundaries_.<a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#ac13e99f562746d6682116dec1e13a7da">switch_active_handle_id</a>(ctx.memory_type());</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  coord_buffer_.<a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#ac13e99f562746d6682116dec1e13a7da">switch_active_handle_id</a>(ctx.memory_type());</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  elements_.<a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#ac13e99f562746d6682116dec1e13a7da">switch_active_handle_id</a>(ctx.memory_type());</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span> </div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span> <span class="preprocessor">#ifdef VIENNACL_WITH_OPENCL</span></div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keywordflow">if</span> (ctx.memory_type() == <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8adb37af613f34867568e4f6cf720c68b1">OPENCL_MEMORY</a>)</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  {</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  group_boundaries_.opencl_handle().context(ctx.opencl_context());</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  coord_buffer_.opencl_handle().context(ctx.opencl_context());</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  elements_.opencl_handle().context(ctx.opencl_context());</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  }</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span> <span class="preprocessor">#endif</span></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="l00251"></a><span class="lineno"><a class="line" href="classviennacl_1_1coordinate__matrix.html#a472604b5e8e7a818fcee171898df1c92"> 251</a></span>  <span class="keyword">explicit</span> <a class="code" href="classviennacl_1_1coordinate__matrix.html#a472604b5e8e7a818fcee171898df1c92">coordinate_matrix</a>(<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> rows, <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> cols, <a class="code" href="classviennacl_1_1context.html">viennacl::context</a> ctx)</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  : rows_(rows), cols_(cols), nonzeros_(0)</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>  group_boundaries_.<a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#ac13e99f562746d6682116dec1e13a7da">switch_active_handle_id</a>(ctx.<a class="code" href="classviennacl_1_1context.html#aadf575d49ed144e8fa4707cdad69c349">memory_type</a>());</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  coord_buffer_.<a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#ac13e99f562746d6682116dec1e13a7da">switch_active_handle_id</a>(ctx.<a class="code" href="classviennacl_1_1context.html#aadf575d49ed144e8fa4707cdad69c349">memory_type</a>());</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  elements_.<a class="code" href="classviennacl_1_1backend_1_1mem__handle.html#ac13e99f562746d6682116dec1e13a7da">switch_active_handle_id</a>(ctx.<a class="code" href="classviennacl_1_1context.html#aadf575d49ed144e8fa4707cdad69c349">memory_type</a>());</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span> </div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> <span class="preprocessor">#ifdef VIENNACL_WITH_OPENCL</span></div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="keywordflow">if</span> (ctx.<a class="code" href="classviennacl_1_1context.html#aadf575d49ed144e8fa4707cdad69c349">memory_type</a>() == <a class="code" href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8adb37af613f34867568e4f6cf720c68b1">OPENCL_MEMORY</a>)</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  {</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  group_boundaries_.opencl_handle().context(ctx.opencl_context());</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  coord_buffer_.opencl_handle().context(ctx.opencl_context());</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  elements_.opencl_handle().context(ctx.opencl_context());</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  }</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span> <span class="preprocessor">#endif</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> </div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span> </div>
<div class="line"><a name="l00270"></a><span class="lineno"><a class="line" href="classviennacl_1_1coordinate__matrix.html#ad091412ca52bb131234464ed3f5b103c"> 270</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1coordinate__matrix.html#ad091412ca52bb131234464ed3f5b103c">reserve</a>(<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> new_nonzeros)</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>  <span class="keywordflow">if</span> (new_nonzeros > nonzeros_) <span class="comment">//TODO: Do we need to initialize new memory with zero?</span></div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  {</div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html">handle_type</a> coord_buffer_old;</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html">handle_type</a> elements_old;</div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <a class="code" href="namespaceviennacl_1_1backend.html#a8548a37535eac92e886cb183182b618f">viennacl::backend::memory_shallow_copy</a>(coord_buffer_, coord_buffer_old);</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <a class="code" href="namespaceviennacl_1_1backend.html#a8548a37535eac92e886cb183182b618f">viennacl::backend::memory_shallow_copy</a>(elements_, elements_old);</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>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> internal_new_nnz = viennacl::tools::align_to_multiple<vcl_size_t>(new_nonzeros, AlignmentV);</div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <a class="code" href="classviennacl_1_1backend_1_1typesafe__host__array.html">viennacl::backend::typesafe_host_array<unsigned int></a> size_deducer(coord_buffer_);</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <a class="code" href="namespaceviennacl_1_1backend.html#a1499f19634964e2c7c8aeeefc6206126">viennacl::backend::memory_create</a>(coord_buffer_, size_deducer.element_size() * 2 * internal_new_nnz, <a class="code" href="namespaceviennacl_1_1traits.html#a6707f5dab8f482170d2046a605f46ef8">viennacl::traits::context</a>(coord_buffer_));</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <a class="code" href="namespaceviennacl_1_1backend.html#a1499f19634964e2c7c8aeeefc6206126">viennacl::backend::memory_create</a>(elements_, <span class="keyword">sizeof</span>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a>) * internal_new_nnz, <a class="code" href="namespaceviennacl_1_1traits.html#a6707f5dab8f482170d2046a605f46ef8">viennacl::traits::context</a>(elements_));</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>  <a class="code" href="namespaceviennacl_1_1backend.html#a39a91fd7aa68ebf64bd7bfa409732ec0">viennacl::backend::memory_copy</a>(coord_buffer_old, coord_buffer_, 0, 0, size_deducer.element_size() * 2 * nonzeros_);</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <a class="code" href="namespaceviennacl_1_1backend.html#a39a91fd7aa68ebf64bd7bfa409732ec0">viennacl::backend::memory_copy</a>(elements_old, elements_, 0, 0, <span class="keyword">sizeof</span>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a>) * nonzeros_);</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>  nonzeros_ = new_nonzeros;</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>  }</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span> </div>
<div class="line"><a name="l00297"></a><span class="lineno"><a class="line" href="classviennacl_1_1coordinate__matrix.html#a5363ed7b82aaad8549c85d880755f846"> 297</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1coordinate__matrix.html#a5363ed7b82aaad8549c85d880755f846">resize</a>(<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> new_size1, <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> new_size2, <span class="keywordtype">bool</span> preserve = <span class="keyword">true</span>)</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>  assert (new_size1 > 0 && new_size2 > 0);</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>  <span class="keywordflow">if</span> (new_size1 < rows_ || new_size2 < cols_) <span class="comment">//enlarge buffer</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>  std::vector<std::map<unsigned int, NumericT> > stl_sparse_matrix;</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keywordflow">if</span> (rows_ > 0)</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  stl_sparse_matrix.resize(rows_);</div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span> </div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="keywordflow">if</span> (preserve && rows_ > 0)</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <a class="code" href="namespaceviennacl.html#a10b7f8cf6b8864a7aa196d670481a453">viennacl::copy</a>(*<span class="keyword">this</span>, stl_sparse_matrix);</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span> </div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  stl_sparse_matrix.resize(new_size1);</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span> </div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="comment">//std::cout << "Cropping STL matrix of size " << stl_sparse_matrix.size() << std::endl;</span></div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="keywordflow">if</span> (new_size2 < cols_ && rows_ > 0)</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  {</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="keywordflow">for</span> (<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> i=0; i<stl_sparse_matrix.size(); ++i)</div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  {</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  std::list<unsigned int> to_delete;</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="keywordflow">for</span> (<span class="keyword">typename</span> std::map<unsigned int, NumericT>::iterator it = stl_sparse_matrix[i].begin();</div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  it != stl_sparse_matrix[i].end();</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  ++it)</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">if</span> (it->first >= new_size2)</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  to_delete.push_back(it->first);</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> </div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="keywordflow">for</span> (std::list<unsigned int>::iterator it = to_delete.begin(); it != to_delete.end(); ++it)</div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  stl_sparse_matrix[i].erase(*it);</div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  }</div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="comment">//std::cout << "Cropping done..." << std::endl;</span></div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  }</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span> </div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  rows_ = new_size1;</div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  cols_ = new_size2;</div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <a class="code" href="namespaceviennacl.html#a10b7f8cf6b8864a7aa196d670481a453">viennacl::copy</a>(stl_sparse_matrix, *<span class="keyword">this</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>  rows_ = new_size1;</div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  cols_ = new_size2;</div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  }</div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span> </div>
<div class="line"><a name="l00342"></a><span class="lineno"><a class="line" href="classviennacl_1_1coordinate__matrix.html#a4fccbe4157aa8833d23b0541803e06af"> 342</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1coordinate__matrix.html#a4fccbe4157aa8833d23b0541803e06af">clear</a>()</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>  <a class="code" href="classviennacl_1_1backend_1_1typesafe__host__array.html">viennacl::backend::typesafe_host_array<unsigned int></a> host_group_buffer(group_boundaries_, 65);</div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <a class="code" href="classviennacl_1_1backend_1_1typesafe__host__array.html">viennacl::backend::typesafe_host_array<unsigned int></a> host_coord_buffer(coord_buffer_, 2);</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  std::vector<NumericT> host_elements(1);</div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span> </div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <a class="code" href="namespaceviennacl_1_1backend.html#a1499f19634964e2c7c8aeeefc6206126">viennacl::backend::memory_create</a>(group_boundaries_, host_group_buffer.<a class="code" href="classviennacl_1_1backend_1_1typesafe__host__array.html#ac8646f4841c47048a1d2e004b9536af8">element_size</a>() * 65, <a class="code" href="namespaceviennacl_1_1traits.html#a6707f5dab8f482170d2046a605f46ef8">viennacl::traits::context</a>(group_boundaries_), host_group_buffer.<a class="code" href="classviennacl_1_1backend_1_1typesafe__host__array.html#a1727eeb845f50cf5bd51ef54c5938b8c">get</a>());</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  <a class="code" href="namespaceviennacl_1_1backend.html#a1499f19634964e2c7c8aeeefc6206126">viennacl::backend::memory_create</a>(coord_buffer_, host_coord_buffer.<a class="code" href="classviennacl_1_1backend_1_1typesafe__host__array.html#ac8646f4841c47048a1d2e004b9536af8">element_size</a>() * 2, <a class="code" href="namespaceviennacl_1_1traits.html#a6707f5dab8f482170d2046a605f46ef8">viennacl::traits::context</a>(coord_buffer_), host_coord_buffer.<a class="code" href="classviennacl_1_1backend_1_1typesafe__host__array.html#a1727eeb845f50cf5bd51ef54c5938b8c">get</a>());</div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <a class="code" href="namespaceviennacl_1_1backend.html#a1499f19634964e2c7c8aeeefc6206126">viennacl::backend::memory_create</a>(elements_, <span class="keyword">sizeof</span>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a>) * 1, <a class="code" href="namespaceviennacl_1_1traits.html#a6707f5dab8f482170d2046a605f46ef8">viennacl::traits::context</a>(elements_), &(host_elements[0]));</div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span> </div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  nonzeros_ = 0;</div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  group_num_ = 64;</div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  }</div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span> </div>
<div class="line"><a name="l00357"></a><span class="lineno"><a class="line" href="classviennacl_1_1coordinate__matrix.html#a734ed32ff1858ef5453c170326fda377"> 357</a></span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> <a class="code" href="classviennacl_1_1coordinate__matrix.html#a734ed32ff1858ef5453c170326fda377">size1</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> rows_; }</div>
<div class="line"><a name="l00359"></a><span class="lineno"><a class="line" href="classviennacl_1_1coordinate__matrix.html#a4a8183e8f8e3a91e379d12ada4943b99"> 359</a></span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> <a class="code" href="classviennacl_1_1coordinate__matrix.html#a4a8183e8f8e3a91e379d12ada4943b99">size2</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> cols_; }</div>
<div class="line"><a name="l00361"></a><span class="lineno"><a class="line" href="classviennacl_1_1coordinate__matrix.html#a04c51b826e4bae9c97a3749ee2161b87"> 361</a></span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> <a class="code" href="classviennacl_1_1coordinate__matrix.html#a04c51b826e4bae9c97a3749ee2161b87">nnz</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> nonzeros_; }</div>
<div class="line"><a name="l00363"></a><span class="lineno"><a class="line" href="classviennacl_1_1coordinate__matrix.html#a2035ac2e7acc39c21cf13bb6f9c2dc08"> 363</a></span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> <a class="code" href="classviennacl_1_1coordinate__matrix.html#a2035ac2e7acc39c21cf13bb6f9c2dc08">internal_nnz</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> viennacl::tools::align_to_multiple<vcl_size_t>(nonzeros_, AlignmentV); }</div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span> </div>
<div class="line"><a name="l00366"></a><span class="lineno"><a class="line" href="classviennacl_1_1coordinate__matrix.html#a875b6ccacbf0df8ef48ab7f7c46244f1"> 366</a></span>  <span class="keyword">const</span> <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html">handle_type</a> & <a class="code" href="classviennacl_1_1coordinate__matrix.html#a875b6ccacbf0df8ef48ab7f7c46244f1">handle12</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> coord_buffer_; }</div>
<div class="line"><a name="l00368"></a><span class="lineno"><a class="line" href="classviennacl_1_1coordinate__matrix.html#aeb74dd2ab673d7912a17f60777e9bf6c"> 368</a></span>  <span class="keyword">const</span> <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html">handle_type</a> & <a class="code" href="classviennacl_1_1coordinate__matrix.html#aeb74dd2ab673d7912a17f60777e9bf6c">handle</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> elements_; }</div>
<div class="line"><a name="l00370"></a><span class="lineno"><a class="line" href="classviennacl_1_1coordinate__matrix.html#a66b7f5c5487b719c91bc76984f89f97f"> 370</a></span>  <span class="keyword">const</span> <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html">handle_type</a> & <a class="code" href="classviennacl_1_1coordinate__matrix.html#a66b7f5c5487b719c91bc76984f89f97f">handle3</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> group_boundaries_; }</div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span> </div>
<div class="line"><a name="l00372"></a><span class="lineno"><a class="line" href="classviennacl_1_1coordinate__matrix.html#a7f83ad82b3bab755d76e7f9d665367f7"> 372</a></span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> <a class="code" href="classviennacl_1_1coordinate__matrix.html#a7f83ad82b3bab755d76e7f9d665367f7">groups</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> group_num_; }</div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span> </div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span> <span class="preprocessor">#if defined(_MSC_VER) && _MSC_VER < 1500 //Visual Studio 2005 needs special treatment</span></div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  <span class="keyword">template</span><<span class="keyword">typename</span> CPUMatrixT></div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="keyword">friend</span> <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1coordinate__matrix.html#a3cd8e9989ee1b547dbcba2fe87f7b29d">copy</a>(<span class="keyword">const</span> CPUMatrixT & cpu_matrix, <a class="code" href="classviennacl_1_1coordinate__matrix.html">coordinate_matrix</a> & gpu_matrix );</div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  <span class="keyword">template</span><<span class="keyword">typename</span> CPUMatrixT, <span class="keyword">typename</span> NumericT2, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> AlignmentV2></div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <span class="keyword">friend</span> <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1coordinate__matrix.html#a3cd8e9989ee1b547dbcba2fe87f7b29d">copy</a>(<span class="keyword">const</span> CPUMatrixT & cpu_matrix, <a class="code" href="classviennacl_1_1coordinate__matrix.html">coordinate_matrix<NumericT2, AlignmentV2></a> & gpu_matrix );</div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span> </div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span> <span class="keyword">private</span>:</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <a class="code" href="classviennacl_1_1coordinate__matrix.html#a626ac84303ae01ac4f7e964f2c2972b6">coordinate_matrix</a>(<a class="code" href="classviennacl_1_1coordinate__matrix.html">coordinate_matrix</a> <span class="keyword">const</span> &);</div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span> </div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <a class="code" href="classviennacl_1_1coordinate__matrix.html">coordinate_matrix</a> & operator=(<a class="code" href="classviennacl_1_1coordinate__matrix.html">coordinate_matrix</a> <span class="keyword">const</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="l00390"></a><span class="lineno"> 390</span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> rows_;</div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> cols_;</div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> nonzeros_;</div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> group_num_;</div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  <a class="code" href="classviennacl_1_1coordinate__matrix.html#a5497d1e7fdce125b7a5bd12530002b4f">handle_type</a> coord_buffer_;</div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <a class="code" href="classviennacl_1_1coordinate__matrix.html#a5497d1e7fdce125b7a5bd12530002b4f">handle_type</a> elements_;</div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  <a class="code" href="classviennacl_1_1coordinate__matrix.html#a5497d1e7fdce125b7a5bd12530002b4f">handle_type</a> group_boundaries_;</div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span> };</div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</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> <span class="comment">//</span></div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span> <span class="comment">// Specify available operations:</span></div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span> <span class="comment">//</span></div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span> </div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span> <span class="keyword">namespace </span>linalg</div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span> {</div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span> <span class="keyword">namespace </span>detail</div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span> {</div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  <span class="comment">// x = A * y</span></div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> A></div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="keyword">struct </span>op_executor<vector_base<T>, <a class="code" href="structop__assign.html">op_assign</a>, vector_expression<const coordinate_matrix<T, A>, const vector_base<T>, op_prod> ></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>  <span class="keyword">static</span> <span class="keywordtype">void</span> apply(vector_base<T> & lhs, vector_expression<<span class="keyword">const</span> coordinate_matrix<T, A>, <span class="keyword">const</span> vector_base<T>, op_prod> <span class="keyword">const</span> & rhs)</div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  {</div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  <span class="comment">// check for the special case x = A * x</span></div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="keywordflow">if</span> (<a class="code" href="namespaceviennacl_1_1traits.html#ae39853b7f291a697e119a139439178fb">viennacl::traits::handle</a>(lhs) == <a class="code" href="namespaceviennacl_1_1traits.html#ae39853b7f291a697e119a139439178fb">viennacl::traits::handle</a>(rhs.rhs()))</div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  {</div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <a class="code" href="classviennacl_1_1vector.html">viennacl::vector<T></a> temp(lhs);</div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  <a class="code" href="namespaceviennacl_1_1linalg.html#aafc6db8d806f67c24f93eaaded84b853">viennacl::linalg::prod_impl</a>(rhs.lhs(), rhs.rhs(), T(1), temp, T(0));</div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  lhs = temp;</div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  }</div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  <a class="code" href="namespaceviennacl_1_1linalg.html#aafc6db8d806f67c24f93eaaded84b853">viennacl::linalg::prod_impl</a>(rhs.lhs(), rhs.rhs(), T(1), lhs, T(0));</div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  }</div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  };</div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span> </div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> A></div>
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  <span class="keyword">struct </span>op_executor<vector_base<T>, op_inplace_add, vector_expression<const coordinate_matrix<T, A>, const vector_base<T>, op_prod> ></div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  {</div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> apply(vector_base<T> & lhs, vector_expression<<span class="keyword">const</span> coordinate_matrix<T, A>, <span class="keyword">const</span> vector_base<T>, op_prod> <span class="keyword">const</span> & rhs)</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>  <span class="comment">// check for the special case x += A * x</span></div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  <span class="keywordflow">if</span> (<a class="code" href="namespaceviennacl_1_1traits.html#ae39853b7f291a697e119a139439178fb">viennacl::traits::handle</a>(lhs) == <a class="code" href="namespaceviennacl_1_1traits.html#ae39853b7f291a697e119a139439178fb">viennacl::traits::handle</a>(rhs.rhs()))</div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  {</div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  <a class="code" href="classviennacl_1_1vector.html">viennacl::vector<T></a> temp(lhs);</div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <a class="code" href="namespaceviennacl_1_1linalg.html#aafc6db8d806f67c24f93eaaded84b853">viennacl::linalg::prod_impl</a>(rhs.lhs(), rhs.rhs(), T(1), temp, T(0));</div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  lhs += temp;</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>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  <a class="code" href="namespaceviennacl_1_1linalg.html#aafc6db8d806f67c24f93eaaded84b853">viennacl::linalg::prod_impl</a>(rhs.lhs(), rhs.rhs(), T(1), lhs, T(1));</div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  }</div>
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  };</div>
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span> </div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> A></div>
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  <span class="keyword">struct </span>op_executor<vector_base<T>, op_inplace_sub, vector_expression<const coordinate_matrix<T, A>, const vector_base<T>, op_prod> ></div>
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  {</div>
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> apply(vector_base<T> & lhs, vector_expression<<span class="keyword">const</span> coordinate_matrix<T, A>, <span class="keyword">const</span> vector_base<T>, op_prod> <span class="keyword">const</span> & rhs)</div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  {</div>
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  <span class="comment">// check for the special case x -= A * x</span></div>
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  <span class="keywordflow">if</span> (<a class="code" href="namespaceviennacl_1_1traits.html#ae39853b7f291a697e119a139439178fb">viennacl::traits::handle</a>(lhs) == <a class="code" href="namespaceviennacl_1_1traits.html#ae39853b7f291a697e119a139439178fb">viennacl::traits::handle</a>(rhs.rhs()))</div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  {</div>
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  <a class="code" href="classviennacl_1_1vector.html">viennacl::vector<T></a> temp(lhs);</div>
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  <a class="code" href="namespaceviennacl_1_1linalg.html#aafc6db8d806f67c24f93eaaded84b853">viennacl::linalg::prod_impl</a>(rhs.lhs(), rhs.rhs(), T(1), temp, T(0));</div>
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  lhs -= temp;</div>
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  }</div>
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  <a class="code" href="namespaceviennacl_1_1linalg.html#aafc6db8d806f67c24f93eaaded84b853">viennacl::linalg::prod_impl</a>(rhs.lhs(), rhs.rhs(), T(-1), lhs, T(1));</div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  }</div>
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  };</div>
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span> </div>
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span> </div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  <span class="comment">// x = A * vec_op</span></div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> A, <span class="keyword">typename</span> LHS, <span class="keyword">typename</span> RHS, <span class="keyword">typename</span> OP></div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <span class="keyword">struct </span>op_executor<vector_base<T>, <a class="code" href="structop__assign.html">op_assign</a>, vector_expression<const coordinate_matrix<T, A>, const vector_expression<const LHS, const RHS, OP>, op_prod> ></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>  <span class="keyword">static</span> <span class="keywordtype">void</span> apply(vector_base<T> & lhs, vector_expression<<span class="keyword">const</span> coordinate_matrix<T, A>, <span class="keyword">const</span> vector_expression<const LHS, const RHS, OP>, op_prod> <span class="keyword">const</span> & rhs)</div>
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  {</div>
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <a class="code" href="classviennacl_1_1vector.html">viennacl::vector<T></a> temp(rhs.rhs(), <a class="code" href="namespaceviennacl_1_1traits.html#a6707f5dab8f482170d2046a605f46ef8">viennacl::traits::context</a>(rhs));</div>
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  <a class="code" href="namespaceviennacl_1_1linalg.html#aafc6db8d806f67c24f93eaaded84b853">viennacl::linalg::prod_impl</a>(rhs.lhs(), temp, lhs);</div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  }</div>
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  };</div>
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span> </div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  <span class="comment">// x += A * vec_op</span></div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> A, <span class="keyword">typename</span> LHS, <span class="keyword">typename</span> RHS, <span class="keyword">typename</span> OP></div>
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  <span class="keyword">struct </span>op_executor<vector_base<T>, op_inplace_add, vector_expression<const coordinate_matrix<T, A>, const vector_expression<const LHS, const RHS, OP>, op_prod> ></div>
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  {</div>
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> apply(vector_base<T> & lhs, vector_expression<<span class="keyword">const</span> coordinate_matrix<T, A>, <span class="keyword">const</span> vector_expression<const LHS, const RHS, OP>, op_prod> <span class="keyword">const</span> & rhs)</div>
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  {</div>
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  <a class="code" href="classviennacl_1_1vector.html">viennacl::vector<T></a> temp(rhs.rhs(), <a class="code" href="namespaceviennacl_1_1traits.html#a6707f5dab8f482170d2046a605f46ef8">viennacl::traits::context</a>(rhs));</div>
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  <a class="code" href="classviennacl_1_1vector.html">viennacl::vector<T></a> temp_result(lhs);</div>
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  <a class="code" href="namespaceviennacl_1_1linalg.html#aafc6db8d806f67c24f93eaaded84b853">viennacl::linalg::prod_impl</a>(rhs.lhs(), temp, temp_result);</div>
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  lhs += temp_result;</div>
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  }</div>
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  };</div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span> </div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  <span class="comment">// x -= A * vec_op</span></div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  <span class="keyword">template</span><<span class="keyword">typename</span> T, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> A, <span class="keyword">typename</span> LHS, <span class="keyword">typename</span> RHS, <span class="keyword">typename</span> OP></div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  <span class="keyword">struct </span>op_executor<vector_base<T>, op_inplace_sub, vector_expression<const coordinate_matrix<T, A>, const vector_expression<const LHS, const RHS, OP>, op_prod> ></div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  {</div>
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  <span class="keyword">static</span> <span class="keywordtype">void</span> apply(vector_base<T> & lhs, vector_expression<<span class="keyword">const</span> coordinate_matrix<T, A>, <span class="keyword">const</span> vector_expression<const LHS, const RHS, OP>, op_prod> <span class="keyword">const</span> & rhs)</div>
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  {</div>
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  <a class="code" href="classviennacl_1_1vector.html">viennacl::vector<T></a> temp(rhs.rhs(), <a class="code" href="namespaceviennacl_1_1traits.html#a6707f5dab8f482170d2046a605f46ef8">viennacl::traits::context</a>(rhs));</div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  <a class="code" href="classviennacl_1_1vector.html">viennacl::vector<T></a> temp_result(lhs);</div>
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  <a class="code" href="namespaceviennacl_1_1linalg.html#aafc6db8d806f67c24f93eaaded84b853">viennacl::linalg::prod_impl</a>(rhs.lhs(), temp, temp_result);</div>
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  lhs -= temp_result;</div>
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  }</div>
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  };</div>
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span> </div>
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span> } <span class="comment">// namespace detail</span></div>
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span> } <span class="comment">// namespace linalg</span></div>
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span> </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="l00506"></a><span class="lineno"> 506</span> <span class="preprocessor">#endif</span></div>
<div class="ttc" id="classviennacl_1_1backend_1_1typesafe__host__array_html"><div class="ttname"><a href="classviennacl_1_1backend_1_1typesafe__host__array.html">viennacl::backend::typesafe_host_array</a></div><div class="ttdoc">Helper class implementing an array on the host. Default case: No conversion necessary. </div><div class="ttdef"><b>Definition:</b> <a href="backend_2util_8hpp_source.html#l00092">util.hpp:92</a></div></div>
<div class="ttc" id="classviennacl_1_1backend_1_1typesafe__host__array_html_ac8646f4841c47048a1d2e004b9536af8"><div class="ttname"><a href="classviennacl_1_1backend_1_1typesafe__host__array.html#ac8646f4841c47048a1d2e004b9536af8">viennacl::backend::typesafe_host_array::element_size</a></div><div class="ttdeci">vcl_size_t element_size() const </div><div class="ttdef"><b>Definition:</b> <a href="backend_2util_8hpp_source.html#l00112">util.hpp:112</a></div></div>
<div class="ttc" id="classviennacl_1_1scalar_html"><div class="ttname"><a href="classviennacl_1_1scalar.html">viennacl::scalar</a></div><div class="ttdoc">This class represents a single scalar value on the GPU and behaves mostly like a built-in scalar type...</div><div class="ttdef"><b>Definition:</b> <a href="forwards_8h_source.html#l00227">forwards.h:227</a></div></div>
<div class="ttc" id="classviennacl_1_1coordinate__matrix_html_a875b6ccacbf0df8ef48ab7f7c46244f1"><div class="ttname"><a href="classviennacl_1_1coordinate__matrix.html#a875b6ccacbf0df8ef48ab7f7c46244f1">viennacl::coordinate_matrix::handle12</a></div><div class="ttdeci">const handle_type & handle12() const </div><div class="ttdoc">Returns the OpenCL handle to the (row, column) index array. </div><div class="ttdef"><b>Definition:</b> <a href="coordinate__matrix_8hpp_source.html#l00366">coordinate_matrix.hpp:366</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1traits_html_aa756f5d6820722094cae0d8b9bb6d5e2"><div class="ttname"><a href="namespaceviennacl_1_1traits.html#aa756f5d6820722094cae0d8b9bb6d5e2">viennacl::traits::size1</a></div><div class="ttdeci">vcl_size_t size1(MatrixType const &mat)</div><div class="ttdoc">Generic routine for obtaining the number of rows of a matrix (ViennaCL, uBLAS, etc.) </div><div class="ttdef"><b>Definition:</b> <a href="size_8hpp_source.html#l00163">size.hpp:163</a></div></div>
<div class="ttc" id="classviennacl_1_1coordinate__matrix_html_a9cde8a8c5cb1516c5503d011388daed4"><div class="ttname"><a href="classviennacl_1_1coordinate__matrix.html#a9cde8a8c5cb1516c5503d011388daed4">viennacl::coordinate_matrix::coordinate_matrix</a></div><div class="ttdeci">coordinate_matrix(viennacl::context ctx)</div><div class="ttdef"><b>Definition:</b> <a href="coordinate__matrix_8hpp_source.html#l00196">coordinate_matrix.hpp:196</a></div></div>
<div class="ttc" id="classviennacl_1_1coordinate__matrix_html_a626ac84303ae01ac4f7e964f2c2972b6"><div class="ttname"><a href="classviennacl_1_1coordinate__matrix.html#a626ac84303ae01ac4f7e964f2c2972b6">viennacl::coordinate_matrix::coordinate_matrix</a></div><div class="ttdeci">coordinate_matrix()</div><div class="ttdoc">Default construction of a coordinate matrix. No memory is allocated. </div><div class="ttdef"><b>Definition:</b> <a href="coordinate__matrix_8hpp_source.html#l00194">coordinate_matrix.hpp:194</a></div></div>
<div class="ttc" id="namespaceviennacl_html_a00b40450b6b2fd87aad3527d9b2084b8adb37af613f34867568e4f6cf720c68b1"><div class="ttname"><a href="namespaceviennacl.html#a00b40450b6b2fd87aad3527d9b2084b8adb37af613f34867568e4f6cf720c68b1">viennacl::OPENCL_MEMORY</a></div><div class="ttdef"><b>Definition:</b> <a href="forwards_8h_source.html#l00349">forwards.h:349</a></div></div>
<div class="ttc" id="forwards_8h_html"><div class="ttname"><a href="forwards_8h.html">forwards.h</a></div><div class="ttdoc">This file provides the forward declarations for the main types used within ViennaCL. </div></div>
<div class="ttc" id="classviennacl_1_1coordinate__matrix_html_a04c51b826e4bae9c97a3749ee2161b87"><div class="ttname"><a href="classviennacl_1_1coordinate__matrix.html#a04c51b826e4bae9c97a3749ee2161b87">viennacl::coordinate_matrix::nnz</a></div><div class="ttdeci">vcl_size_t nnz() const </div><div class="ttdoc">Returns the number of nonzero entries. </div><div class="ttdef"><b>Definition:</b> <a href="coordinate__matrix_8hpp_source.html#l00361">coordinate_matrix.hpp:361</a></div></div>
<div class="ttc" id="classviennacl_1_1backend_1_1typesafe__host__array_html_a1727eeb845f50cf5bd51ef54c5938b8c"><div class="ttname"><a href="classviennacl_1_1backend_1_1typesafe__host__array.html#a1727eeb845f50cf5bd51ef54c5938b8c">viennacl::backend::typesafe_host_array::get</a></div><div class="ttdeci">void * get()</div><div class="ttdef"><b>Definition:</b> <a href="backend_2util_8hpp_source.html#l00110">util.hpp:110</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1backend_html_a62854cfd6f04404b274f8ede36f63e2d"><div class="ttname"><a href="namespaceviennacl_1_1backend.html#a62854cfd6f04404b274f8ede36f63e2d">viennacl::backend::memory_read</a></div><div class="ttdeci">void memory_read(mem_handle const &src_buffer, vcl_size_t src_offset, vcl_size_t bytes_to_read, void *ptr, bool async=false)</div><div class="ttdoc">Reads data from a buffer back to main RAM. </div><div class="ttdef"><b>Definition:</b> <a href="memory_8hpp_source.html#l00261">memory.hpp:261</a></div></div>
<div class="ttc" id="classviennacl_1_1coordinate__matrix_html_a5363ed7b82aaad8549c85d880755f846"><div class="ttname"><a href="classviennacl_1_1coordinate__matrix.html#a5363ed7b82aaad8549c85d880755f846">viennacl::coordinate_matrix::resize</a></div><div class="ttdeci">void resize(vcl_size_t new_size1, vcl_size_t new_size2, bool preserve=true)</div><div class="ttdoc">Resize the matrix. </div><div class="ttdef"><b>Definition:</b> <a href="coordinate__matrix_8hpp_source.html#l00297">coordinate_matrix.hpp:297</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1traits_html_a3658e7c29ac0f60a20cb5871f5b5fd98"><div class="ttname"><a href="namespaceviennacl_1_1traits.html#a3658e7c29ac0f60a20cb5871f5b5fd98">viennacl::traits::size2</a></div><div class="ttdeci">result_of::size_type< MatrixType >::type size2(MatrixType const &mat)</div><div class="ttdoc">Generic routine for obtaining the number of columns of a matrix (ViennaCL, uBLAS, etc...</div><div class="ttdef"><b>Definition:</b> <a href="size_8hpp_source.html#l00201">size.hpp:201</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1backend_1_1detail_html_af9f9cc6c50debc5b1d93e458d1fd392a"><div class="ttname"><a href="namespaceviennacl_1_1backend_1_1detail.html#af9f9cc6c50debc5b1d93e458d1fd392a">viennacl::backend::detail::element_size</a></div><div class="ttdeci">vcl_size_t element_size(memory_types)</div><div class="ttdef"><b>Definition:</b> <a href="memory_8hpp_source.html#l00299">memory.hpp:299</a></div></div>
<div class="ttc" id="tests_2src_2bisect_8cpp_html_a52b5d30a2d7b064678644a3bf49b7f6c"><div class="ttname"><a href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a></div><div class="ttdeci">float NumericT</div><div class="ttdef"><b>Definition:</b> <a href="tests_2src_2bisect_8cpp_source.html#l00040">bisect.cpp:40</a></div></div>
<div class="ttc" id="classviennacl_1_1context_html"><div class="ttname"><a href="classviennacl_1_1context.html">viennacl::context</a></div><div class="ttdoc">Represents a generic 'context' similar to an OpenCL context, but is backend-agnostic and thus also su...</div><div class="ttdef"><b>Definition:</b> <a href="context_8hpp_source.html#l00039">context.hpp:39</a></div></div>
<div class="ttc" id="classviennacl_1_1coordinate__matrix_html_a2035ac2e7acc39c21cf13bb6f9c2dc08"><div class="ttname"><a href="classviennacl_1_1coordinate__matrix.html#a2035ac2e7acc39c21cf13bb6f9c2dc08">viennacl::coordinate_matrix::internal_nnz</a></div><div class="ttdeci">vcl_size_t internal_nnz() const </div><div class="ttdoc">Returns the number of internal nonzero entries. </div><div class="ttdef"><b>Definition:</b> <a href="coordinate__matrix_8hpp_source.html#l00363">coordinate_matrix.hpp:363</a></div></div>
<div class="ttc" id="classviennacl_1_1coordinate__matrix_html_ad5b57c8ab8bcc8d839aba53be7cb1463"><div class="ttname"><a href="classviennacl_1_1coordinate__matrix.html#ad5b57c8ab8bcc8d839aba53be7cb1463">viennacl::coordinate_matrix::coordinate_matrix</a></div><div class="ttdeci">coordinate_matrix(vcl_size_t rows, vcl_size_t cols, vcl_size_t nonzeros=0, viennacl::context ctx=viennacl::context())</div><div class="ttdoc">Construction of a coordinate matrix with the supplied number of rows and columns. If the number of no...</div><div class="ttdef"><b>Definition:</b> <a href="coordinate__matrix_8hpp_source.html#l00219">coordinate_matrix.hpp:219</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1traits_html_aa2344ea20469f55fbc15a8e9526494d0"><div class="ttname"><a href="namespaceviennacl_1_1traits.html#aa2344ea20469f55fbc15a8e9526494d0">viennacl::traits::size</a></div><div class="ttdeci">vcl_size_t size(VectorType const &vec)</div><div class="ttdoc">Generic routine for obtaining the size of a vector (ViennaCL, uBLAS, etc.) </div><div class="ttdef"><b>Definition:</b> <a href="size_8hpp_source.html#l00239">size.hpp:239</a></div></div>
<div class="ttc" id="classviennacl_1_1coordinate__matrix_html_a4a8183e8f8e3a91e379d12ada4943b99"><div class="ttname"><a href="classviennacl_1_1coordinate__matrix.html#a4a8183e8f8e3a91e379d12ada4943b99">viennacl::coordinate_matrix::size2</a></div><div class="ttdeci">vcl_size_t size2() const </div><div class="ttdoc">Returns the number of columns. </div><div class="ttdef"><b>Definition:</b> <a href="coordinate__matrix_8hpp_source.html#l00359">coordinate_matrix.hpp:359</a></div></div>
<div class="ttc" id="classviennacl_1_1coordinate__matrix_html_a9fd9168600c330faa69cae2626509602"><div class="ttname"><a href="classviennacl_1_1coordinate__matrix.html#a9fd9168600c330faa69cae2626509602">viennacl::coordinate_matrix::value_type</a></div><div class="ttdeci">scalar< typename viennacl::tools::CHECK_SCALAR_TEMPLATE_ARGUMENT< NumericT >::ResultType > value_type</div><div class="ttdef"><b>Definition:</b> <a href="coordinate__matrix_8hpp_source.html#l00190">coordinate_matrix.hpp:190</a></div></div>
<div class="ttc" id="classviennacl_1_1coordinate__matrix_html_ad4218882f3bd97eeff6d81b575ea1e3c"><div class="ttname"><a href="classviennacl_1_1coordinate__matrix.html#ad4218882f3bd97eeff6d81b575ea1e3c">viennacl::coordinate_matrix::size_type</a></div><div class="ttdeci">vcl_size_t size_type</div><div class="ttdef"><b>Definition:</b> <a href="coordinate__matrix_8hpp_source.html#l00191">coordinate_matrix.hpp:191</a></div></div>
<div class="ttc" id="sparse__matrix__operations_8hpp_html"><div class="ttname"><a href="sparse__matrix__operations_8hpp.html">sparse_matrix_operations.hpp</a></div><div class="ttdoc">Implementations of operations using sparse matrices. </div></div>
<div class="ttc" id="classviennacl_1_1coordinate__matrix_html_a5497d1e7fdce125b7a5bd12530002b4f"><div class="ttname"><a href="classviennacl_1_1coordinate__matrix.html#a5497d1e7fdce125b7a5bd12530002b4f">viennacl::coordinate_matrix::handle_type</a></div><div class="ttdeci">viennacl::backend::mem_handle handle_type</div><div class="ttdef"><b>Definition:</b> <a href="coordinate__matrix_8hpp_source.html#l00189">coordinate_matrix.hpp:189</a></div></div>
<div class="ttc" id="classviennacl_1_1tools_1_1const__sparse__matrix__adapter_html"><div class="ttname"><a href="classviennacl_1_1tools_1_1const__sparse__matrix__adapter.html">viennacl::tools::const_sparse_matrix_adapter</a></div><div class="ttdoc">Adapts a constant sparse matrix type made up from std::vector<std::map<SizeT, NumericT> > to basic ub...</div><div class="ttdef"><b>Definition:</b> <a href="adapter_8hpp_source.html#l00183">adapter.hpp:183</a></div></div>
<div class="ttc" id="classviennacl_1_1coordinate__matrix_html_a4fccbe4157aa8833d23b0541803e06af"><div class="ttname"><a href="classviennacl_1_1coordinate__matrix.html#a4fccbe4157aa8833d23b0541803e06af">viennacl::coordinate_matrix::clear</a></div><div class="ttdeci">void clear()</div><div class="ttdoc">Resets all entries in the matrix back to zero without changing the matrix size. Resets the sparsity p...</div><div class="ttdef"><b>Definition:</b> <a href="coordinate__matrix_8hpp_source.html#l00342">coordinate_matrix.hpp:342</a></div></div>
<div class="ttc" id="namespaceviennacl_html_a98a0afcc513111ffa0bd138f891930df"><div class="ttname"><a href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">viennacl::vcl_size_t</a></div><div class="ttdeci">std::size_t vcl_size_t</div><div class="ttdef"><b>Definition:</b> <a href="forwards_8h_source.html#l00075">forwards.h:75</a></div></div>
<div class="ttc" id="classviennacl_1_1vector_html"><div class="ttname"><a href="classviennacl_1_1vector.html">viennacl::vector</a></div><div class="ttdef"><b>Definition:</b> <a href="forwards_8h_source.html#l00266">forwards.h:266</a></div></div>
<div class="ttc" id="classviennacl_1_1coordinate__matrix_html_a66b7f5c5487b719c91bc76984f89f97f"><div class="ttname"><a href="classviennacl_1_1coordinate__matrix.html#a66b7f5c5487b719c91bc76984f89f97f">viennacl::coordinate_matrix::handle3</a></div><div class="ttdeci">const handle_type & handle3() const </div><div class="ttdoc">Returns the OpenCL handle to the group start index array. </div><div class="ttdef"><b>Definition:</b> <a href="coordinate__matrix_8hpp_source.html#l00370">coordinate_matrix.hpp:370</a></div></div>
<div class="ttc" id="classviennacl_1_1context_html_aadf575d49ed144e8fa4707cdad69c349"><div class="ttname"><a href="classviennacl_1_1context.html#aadf575d49ed144e8fa4707cdad69c349">viennacl::context::memory_type</a></div><div class="ttdeci">viennacl::memory_types memory_type() const </div><div class="ttdef"><b>Definition:</b> <a href="context_8hpp_source.html#l00076">context.hpp:76</a></div></div>
<div class="ttc" id="classviennacl_1_1coordinate__matrix_html_a3cd8e9989ee1b547dbcba2fe87f7b29d"><div class="ttname"><a href="classviennacl_1_1coordinate__matrix.html#a3cd8e9989ee1b547dbcba2fe87f7b29d">viennacl::coordinate_matrix::copy</a></div><div class="ttdeci">friend void copy(const CPUMatrixT &cpu_matrix, coordinate_matrix< NumericT2, AlignmentV2 > &gpu_matrix)</div></div>
<div class="ttc" id="classviennacl_1_1backend_1_1mem__handle_html_ac13e99f562746d6682116dec1e13a7da"><div class="ttname"><a href="classviennacl_1_1backend_1_1mem__handle.html#ac13e99f562746d6682116dec1e13a7da">viennacl::backend::mem_handle::switch_active_handle_id</a></div><div class="ttdeci">void switch_active_handle_id(memory_types new_id)</div><div class="ttdoc">Switches the currently active handle. If no support for that backend is provided, an exception is thr...</div><div class="ttdef"><b>Definition:</b> <a href="mem__handle_8hpp_source.html#l00121">mem_handle.hpp:121</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1backend_html_a39a91fd7aa68ebf64bd7bfa409732ec0"><div class="ttname"><a href="namespaceviennacl_1_1backend.html#a39a91fd7aa68ebf64bd7bfa409732ec0">viennacl::backend::memory_copy</a></div><div class="ttdeci">void memory_copy(mem_handle const &src_buffer, mem_handle &dst_buffer, vcl_size_t src_offset, vcl_size_t dst_offset, vcl_size_t bytes_to_copy)</div><div class="ttdoc">Copies 'bytes_to_copy' bytes from address 'src_buffer + src_offset' to memory starting at address 'ds...</div><div class="ttdef"><b>Definition:</b> <a href="memory_8hpp_source.html#l00140">memory.hpp:140</a></div></div>
<div class="ttc" id="classviennacl_1_1coordinate__matrix_html_ad091412ca52bb131234464ed3f5b103c"><div class="ttname"><a href="classviennacl_1_1coordinate__matrix.html#ad091412ca52bb131234464ed3f5b103c">viennacl::coordinate_matrix::reserve</a></div><div class="ttdeci">void reserve(vcl_size_t new_nonzeros)</div><div class="ttdoc">Allocate memory for the supplied number of nonzeros in the matrix. Old values are preserved...</div><div class="ttdef"><b>Definition:</b> <a href="coordinate__matrix_8hpp_source.html#l00270">coordinate_matrix.hpp:270</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1traits_html_a6707f5dab8f482170d2046a605f46ef8"><div class="ttname"><a href="namespaceviennacl_1_1traits.html#a6707f5dab8f482170d2046a605f46ef8">viennacl::traits::context</a></div><div class="ttdeci">viennacl::context context(T const &t)</div><div class="ttdoc">Returns an ID for the currently active memory domain of an object. </div><div class="ttdef"><b>Definition:</b> <a href="traits_2context_8hpp_source.html#l00040">context.hpp:40</a></div></div>
<div class="ttc" id="classviennacl_1_1coordinate__matrix_html_aeb74dd2ab673d7912a17f60777e9bf6c"><div class="ttname"><a href="classviennacl_1_1coordinate__matrix.html#aeb74dd2ab673d7912a17f60777e9bf6c">viennacl::coordinate_matrix::handle</a></div><div class="ttdeci">const handle_type & handle() const </div><div class="ttdoc">Returns the OpenCL handle to the matrix entry array. </div><div class="ttdef"><b>Definition:</b> <a href="coordinate__matrix_8hpp_source.html#l00368">coordinate_matrix.hpp:368</a></div></div>
<div class="ttc" id="vector_8hpp_html"><div class="ttname"><a href="vector_8hpp.html">vector.hpp</a></div><div class="ttdoc">The vector type with operator-overloads and proxy classes is defined here. Linear algebra operations ...</div></div>
<div class="ttc" id="namespaceviennacl_html_a10b7f8cf6b8864a7aa196d670481a453"><div class="ttname"><a href="namespaceviennacl.html#a10b7f8cf6b8864a7aa196d670481a453">viennacl::copy</a></div><div class="ttdeci">void copy(std::vector< NumericT > &cpu_vec, circulant_matrix< NumericT, AlignmentV > &gpu_mat)</div><div class="ttdoc">Copies a circulant matrix from the std::vector to the OpenCL device (either GPU or multi-core CPU) ...</div><div class="ttdef"><b>Definition:</b> <a href="circulant__matrix_8hpp_source.html#l00150">circulant_matrix.hpp:150</a></div></div>
<div class="ttc" id="classviennacl_1_1backend_1_1typesafe__host__array_html_ac31bfde381eb40e0349678252c444af9"><div class="ttname"><a href="classviennacl_1_1backend_1_1typesafe__host__array.html#ac31bfde381eb40e0349678252c444af9">viennacl::backend::typesafe_host_array::set</a></div><div class="ttdeci">void set(vcl_size_t index, U value)</div><div class="ttdef"><b>Definition:</b> <a href="backend_2util_8hpp_source.html#l00115">util.hpp:115</a></div></div>
<div class="ttc" id="classviennacl_1_1coordinate__matrix_html_a7f83ad82b3bab755d76e7f9d665367f7"><div class="ttname"><a href="classviennacl_1_1coordinate__matrix.html#a7f83ad82b3bab755d76e7f9d665367f7">viennacl::coordinate_matrix::groups</a></div><div class="ttdeci">vcl_size_t groups() const </div><div class="ttdef"><b>Definition:</b> <a href="coordinate__matrix_8hpp_source.html#l00372">coordinate_matrix.hpp:372</a></div></div>
<div class="ttc" id="classviennacl_1_1backend_1_1mem__handle_html"><div class="ttname"><a href="classviennacl_1_1backend_1_1mem__handle.html">viennacl::backend::mem_handle</a></div><div class="ttdoc">Main abstraction class for multiple memory domains. Represents a buffer in either main RAM...</div><div class="ttdef"><b>Definition:</b> <a href="mem__handle_8hpp_source.html#l00089">mem_handle.hpp:89</a></div></div>
<div class="ttc" id="classviennacl_1_1backend_1_1mem__handle_html_ac8373f0d899b89c843e14de4cb7a1c4a"><div class="ttname"><a href="classviennacl_1_1backend_1_1mem__handle.html#ac8373f0d899b89c843e14de4cb7a1c4a">viennacl::backend::mem_handle::raw_size</a></div><div class="ttdeci">vcl_size_t raw_size() const </div><div class="ttdoc">Returns the number of bytes of the currently active buffer. </div><div class="ttdef"><b>Definition:</b> <a href="mem__handle_8hpp_source.html#l00230">mem_handle.hpp:230</a></div></div>
<div class="ttc" id="classviennacl_1_1tools_1_1sparse__matrix__adapter_html"><div class="ttname"><a href="classviennacl_1_1tools_1_1sparse__matrix__adapter.html">viennacl::tools::sparse_matrix_adapter</a></div><div class="ttdoc">Adapts a non-const sparse matrix type made up from std::vector<std::map<SizeT, NumericT> > to basic u...</div><div class="ttdef"><b>Definition:</b> <a href="adapter_8hpp_source.html#l00357">adapter.hpp:357</a></div></div>
<div class="ttc" id="classviennacl_1_1coordinate__matrix_html_a472604b5e8e7a818fcee171898df1c92"><div class="ttname"><a href="classviennacl_1_1coordinate__matrix.html#a472604b5e8e7a818fcee171898df1c92">viennacl::coordinate_matrix::coordinate_matrix</a></div><div class="ttdeci">coordinate_matrix(vcl_size_t rows, vcl_size_t cols, viennacl::context ctx)</div><div class="ttdoc">Construction of a coordinate matrix with the supplied number of rows and columns in the supplied cont...</div><div class="ttdef"><b>Definition:</b> <a href="coordinate__matrix_8hpp_source.html#l00251">coordinate_matrix.hpp:251</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1backend_html_a1499f19634964e2c7c8aeeefc6206126"><div class="ttname"><a href="namespaceviennacl_1_1backend.html#a1499f19634964e2c7c8aeeefc6206126">viennacl::backend::memory_create</a></div><div class="ttdeci">void memory_create(mem_handle &handle, vcl_size_t size_in_bytes, viennacl::context const &ctx, const void *host_ptr=NULL)</div><div class="ttdoc">Creates an array of the specified size. If the second argument is provided, the buffer is initialized...</div><div class="ttdef"><b>Definition:</b> <a href="memory_8hpp_source.html#l00087">memory.hpp:87</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1linalg_html_aafc6db8d806f67c24f93eaaded84b853"><div class="ttname"><a href="namespaceviennacl_1_1linalg.html#aafc6db8d806f67c24f93eaaded84b853">viennacl::linalg::prod_impl</a></div><div class="ttdeci">void prod_impl(const matrix_base< NumericT > &mat, const vector_base< NumericT > &vec, vector_base< NumericT > &result)</div><div class="ttdoc">Carries out matrix-vector multiplication. </div><div class="ttdef"><b>Definition:</b> <a href="matrix__operations_8hpp_source.html#l00438">matrix_operations.hpp:438</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1traits_html_ae39853b7f291a697e119a139439178fb"><div class="ttname"><a href="namespaceviennacl_1_1traits.html#ae39853b7f291a697e119a139439178fb">viennacl::traits::handle</a></div><div class="ttdeci">viennacl::backend::mem_handle & handle(T &obj)</div><div class="ttdoc">Returns the generic memory handle of an object. Non-const version. </div><div class="ttdef"><b>Definition:</b> <a href="traits_2handle_8hpp_source.html#l00041">handle.hpp:41</a></div></div>
<div class="ttc" id="classviennacl_1_1coordinate__matrix_html_a734ed32ff1858ef5453c170326fda377"><div class="ttname"><a href="classviennacl_1_1coordinate__matrix.html#a734ed32ff1858ef5453c170326fda377">viennacl::coordinate_matrix::size1</a></div><div class="ttdeci">vcl_size_t size1() const </div><div class="ttdoc">Returns the number of rows. </div><div class="ttdef"><b>Definition:</b> <a href="coordinate__matrix_8hpp_source.html#l00357">coordinate_matrix.hpp:357</a></div></div>
<div class="ttc" id="structop__assign_html"><div class="ttname"><a href="structop__assign.html">op_assign</a></div><div class="ttdef"><b>Definition:</b> <a href="self__assign_8cpp_source.html#l00132">self_assign.cpp:132</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1backend_html_a8548a37535eac92e886cb183182b618f"><div class="ttname"><a href="namespaceviennacl_1_1backend.html#a8548a37535eac92e886cb183182b618f">viennacl::backend::memory_shallow_copy</a></div><div class="ttdeci">void memory_shallow_copy(mem_handle const &src_buffer, mem_handle &dst_buffer)</div><div class="ttdoc">A 'shallow' copy operation from an initialized buffer to an uninitialized buffer. The uninitialized b...</div><div class="ttdef"><b>Definition:</b> <a href="memory_8hpp_source.html#l00177">memory.hpp:177</a></div></div>
<div class="ttc" id="classviennacl_1_1coordinate__matrix_html"><div class="ttname"><a href="classviennacl_1_1coordinate__matrix.html">viennacl::coordinate_matrix</a></div><div class="ttdoc">A sparse square matrix, where entries are stored as triplets (i,j, val), where i and j are the row an...</div><div class="ttdef"><b>Definition:</b> <a href="coordinate__matrix_8hpp_source.html#l00186">coordinate_matrix.hpp:186</a></div></div>
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