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<div class="title">ilu.hpp</div> </div>
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<a href="opencl_2kernels_2ilu_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_LINALG_OPENCL_KERNELS_ILU_HPP</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#define VIENNACL_LINALG_OPENCL_KERNELS_ILU_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="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include "<a class="code" href="tools_8hpp.html">viennacl/tools/tools.hpp</a>"</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include "<a class="code" href="kernel_8hpp.html">viennacl/ocl/kernel.hpp</a>"</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include "<a class="code" href="platform_8hpp.html">viennacl/ocl/platform.hpp</a>"</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include "<a class="code" href="ocl_2utils_8hpp.html">viennacl/ocl/utils.hpp</a>"</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="keyword">namespace </span>viennacl</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> {</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">namespace </span>linalg</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="keyword">namespace </span>opencl</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>kernels</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> <span class="keyword">template</span><<span class="keyword">typename</span> StringT></div>
<div class="line"><a name="l00037"></a><span class="lineno"><a class="line" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a250af558e33347dfe02d1396a046e527"> 37</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a250af558e33347dfe02d1396a046e527">generate_ilu_level_scheduling_substitute</a>(StringT & source, std::string <span class="keyword">const</span> & numeric_string)</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> {</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  source.append(<span class="stringliteral">"__kernel void level_scheduling_substitute( \n"</span>);</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  source.append(<span class="stringliteral">" __global const unsigned int * row_index_array, \n"</span>);</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  source.append(<span class="stringliteral">" __global const unsigned int * row_indices, \n"</span>);</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  source.append(<span class="stringliteral">" __global const unsigned int * column_indices, \n"</span>);</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  source.append(<span class="stringliteral">" __global const "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" * elements, \n"</span>);</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" * vec, \n"</span>);</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  source.append(<span class="stringliteral">" unsigned int size) \n"</span>);</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  source.append(<span class="stringliteral">"{ \n"</span>);</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  source.append(<span class="stringliteral">" for (unsigned int row = get_global_id(0); \n"</span>);</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  source.append(<span class="stringliteral">" row < size; \n"</span>);</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  source.append(<span class="stringliteral">" row += get_global_size(0)) \n"</span>);</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  source.append(<span class="stringliteral">" { \n"</span>);</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  source.append(<span class="stringliteral">" unsigned int eq_row = row_index_array[row]; \n"</span>);</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  source.append(<span class="stringliteral">" "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" vec_entry = vec[eq_row]; \n"</span>);</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  source.append(<span class="stringliteral">" unsigned int row_end = row_indices[row+1]; \n"</span>);</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>  source.append(<span class="stringliteral">" for (unsigned int j = row_indices[row]; j < row_end; ++j) \n"</span>);</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  source.append(<span class="stringliteral">" vec_entry -= vec[column_indices[j]] * elements[j]; \n"</span>);</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>  source.append(<span class="stringliteral">" vec[eq_row] = vec_entry; \n"</span>);</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  source.append(<span class="stringliteral">"} \n"</span>);</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> }</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="keyword">template</span><<span class="keyword">typename</span> StringT></div>
<div class="line"><a name="l00067"></a><span class="lineno"><a class="line" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a4c499442d4874c1bb2d01d50596f209f"> 67</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a4c499442d4874c1bb2d01d50596f209f">generate_icc_extract_L_1</a>(StringT & source)</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> {</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  source.append(<span class="stringliteral">"__kernel void extract_L_1( \n"</span>);</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  source.append(<span class="stringliteral">" __global unsigned int const *A_row_indices, \n"</span>);</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  source.append(<span class="stringliteral">" __global unsigned int const *A_col_indices, \n"</span>);</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  source.append(<span class="stringliteral">" unsigned int A_size1, \n"</span>);</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  source.append(<span class="stringliteral">" __global unsigned int *L_row_indices) { \n"</span>);</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  source.append(<span class="stringliteral">" for (unsigned int row = get_global_id(0); \n"</span>);</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  source.append(<span class="stringliteral">" row < A_size1; \n"</span>);</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  source.append(<span class="stringliteral">" row += get_global_size(0)) \n"</span>);</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  source.append(<span class="stringliteral">" { \n"</span>);</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  source.append(<span class="stringliteral">" unsigned int row_begin = A_row_indices[row]; \n"</span>);</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  source.append(<span class="stringliteral">" unsigned int row_end = A_row_indices[row+1]; \n"</span>);</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  source.append(<span class="stringliteral">" unsigned int num_entries_L = 0; \n"</span>);</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  source.append(<span class="stringliteral">" for (unsigned int j=row_begin; j<row_end; ++j) { \n"</span>);</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  source.append(<span class="stringliteral">" unsigned int col = A_col_indices[j]; \n"</span>);</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  source.append(<span class="stringliteral">" if (col <= row) ++num_entries_L; \n"</span>);</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> </div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  source.append(<span class="stringliteral">" L_row_indices[row] = num_entries_L; \n"</span>);</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  source.append(<span class="stringliteral">"} \n"</span>);</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> }</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> </div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="keyword">template</span><<span class="keyword">typename</span> StringT></div>
<div class="line"><a name="l00094"></a><span class="lineno"><a class="line" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#aaed657cc88d051620e4f2008ac696f1c"> 94</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#aaed657cc88d051620e4f2008ac696f1c">generate_icc_extract_L_2</a>(StringT & source, std::string <span class="keyword">const</span> & numeric_string)</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> {</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  source.append(<span class="stringliteral">"__kernel void extract_L_2( \n"</span>);</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  source.append(<span class="stringliteral">" __global unsigned int const *A_row_indices, \n"</span>);</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  source.append(<span class="stringliteral">" __global unsigned int const *A_col_indices, \n"</span>);</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" const *A_elements, \n"</span>);</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  source.append(<span class="stringliteral">" unsigned int A_size1, \n"</span>);</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  source.append(<span class="stringliteral">" __global unsigned int const *L_row_indices, \n"</span>);</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  source.append(<span class="stringliteral">" __global unsigned int *L_col_indices, \n"</span>);</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" *L_elements) { \n"</span>);</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  source.append(<span class="stringliteral">" for (unsigned int row = get_global_id(0); \n"</span>);</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  source.append(<span class="stringliteral">" row < A_size1; \n"</span>);</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  source.append(<span class="stringliteral">" row += get_global_size(0)) \n"</span>);</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  source.append(<span class="stringliteral">" { \n"</span>);</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  source.append(<span class="stringliteral">" unsigned int row_begin = A_row_indices[row]; \n"</span>);</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  source.append(<span class="stringliteral">" unsigned int row_end = A_row_indices[row+1]; \n"</span>);</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> </div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  source.append(<span class="stringliteral">" unsigned int index_L = L_row_indices[row]; \n"</span>);</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  source.append(<span class="stringliteral">" for (unsigned int j=row_begin; j<row_end; ++j) { \n"</span>);</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  source.append(<span class="stringliteral">" unsigned int col = A_col_indices[j]; \n"</span>);</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  source.append(<span class="stringliteral">" "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" value = A_elements[j]; \n"</span>);</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> </div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  source.append(<span class="stringliteral">" if (col <= row) { \n"</span>);</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  source.append(<span class="stringliteral">" L_col_indices[index_L] = col; \n"</span>);</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  source.append(<span class="stringliteral">" L_elements[index_L] = value; \n"</span>);</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  source.append(<span class="stringliteral">" ++index_L; \n"</span>);</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> </div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  source.append(<span class="stringliteral">"} \n"</span>);</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> }</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> </div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> </div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="keyword">template</span><<span class="keyword">typename</span> StringT></div>
<div class="line"><a name="l00130"></a><span class="lineno"><a class="line" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a580b4af031de163696de2e7a31760e1e"> 130</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a580b4af031de163696de2e7a31760e1e">generate_icc_chow_patel_sweep_kernel</a>(StringT & source, std::string <span class="keyword">const</span> & numeric_string)</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> {</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  source.append(<span class="stringliteral">"__kernel void icc_chow_patel_sweep_kernel( \n"</span>);</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  source.append(<span class="stringliteral">" __global unsigned int const *L_row_indices, \n"</span>);</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  source.append(<span class="stringliteral">" __global unsigned int const *L_col_indices, \n"</span>);</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" *L_elements, \n"</span>);</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" const *L_backup, \n"</span>);</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  source.append(<span class="stringliteral">" unsigned int L_size1, \n"</span>);</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" const *aij_L) { \n"</span>);</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> </div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  source.append(<span class="stringliteral">" for (unsigned int row = get_global_id(0); \n"</span>);</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  source.append(<span class="stringliteral">" row < L_size1; \n"</span>);</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  source.append(<span class="stringliteral">" row += get_global_size(0)) \n"</span>);</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  source.append(<span class="stringliteral">" { \n"</span>);</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">//</span></div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="comment">// Update L:</span></div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  source.append(<span class="stringliteral">" unsigned int row_Li_start = L_row_indices[row]; \n"</span>);</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  source.append(<span class="stringliteral">" unsigned int row_Li_end = L_row_indices[row + 1]; \n"</span>);</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> </div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  source.append(<span class="stringliteral">" for (unsigned int i = row_Li_start; i < row_Li_end; ++i) { \n"</span>);</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  source.append(<span class="stringliteral">" unsigned int col = L_col_indices[i]; \n"</span>);</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>  source.append(<span class="stringliteral">" unsigned int row_Lj_start = L_row_indices[col]; \n"</span>);</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  source.append(<span class="stringliteral">" unsigned int row_Lj_end = L_row_indices[col + 1]; \n"</span>);</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  source.append(<span class="stringliteral">" unsigned int index_Lj = row_Lj_start; \n"</span>);</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  source.append(<span class="stringliteral">" unsigned int col_Lj = L_col_indices[index_Lj]; \n"</span>);</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> </div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  source.append(<span class="stringliteral">" "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" s = aij_L[i]; \n"</span>);</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  source.append(<span class="stringliteral">" for (unsigned int index_Li = row_Li_start; index_Li < i; ++index_Li) { \n"</span>);</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  source.append(<span class="stringliteral">" unsigned int col_Li = L_col_indices[index_Li]; \n"</span>);</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> </div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  source.append(<span class="stringliteral">" while (col_Lj < col_Li) { \n"</span>);</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  source.append(<span class="stringliteral">" ++index_Lj; \n"</span>);</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  source.append(<span class="stringliteral">" col_Lj = L_col_indices[index_Lj]; \n"</span>);</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  source.append(<span class="stringliteral">" } \n"</span>);</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>  source.append(<span class="stringliteral">" if (col_Lj == col_Li) \n"</span>);</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  source.append(<span class="stringliteral">" s -= L_backup[index_Li] * L_backup[index_Lj]; \n"</span>);</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="comment">// update l_ij:</span></div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  source.append(<span class="stringliteral">" L_elements[i] = (row == col) ? sqrt(s) : (s / L_backup[row_Lj_end - 1]); \n"</span>);</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> </div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  source.append(<span class="stringliteral">"} \n"</span>);</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> }</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> </div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> </div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> </div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="keyword">template</span><<span class="keyword">typename</span> StringT></div>
<div class="line"><a name="l00186"></a><span class="lineno"><a class="line" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a39aa2018ede459e7933c158c5509d2a2"> 186</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a39aa2018ede459e7933c158c5509d2a2">generate_ilu_extract_LU_1</a>(StringT & source)</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>  source.append(<span class="stringliteral">"__kernel void extract_LU_1( \n"</span>);</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  source.append(<span class="stringliteral">" __global unsigned int const *A_row_indices, \n"</span>);</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  source.append(<span class="stringliteral">" __global unsigned int const *A_col_indices, \n"</span>);</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  source.append(<span class="stringliteral">" unsigned int A_size1, \n"</span>);</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  source.append(<span class="stringliteral">" __global unsigned int *L_row_indices, \n"</span>);</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  source.append(<span class="stringliteral">" __global unsigned int *U_row_indices) { \n"</span>);</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> </div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  source.append(<span class="stringliteral">" for (unsigned int row = get_global_id(0); \n"</span>);</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  source.append(<span class="stringliteral">" row < A_size1; \n"</span>);</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  source.append(<span class="stringliteral">" row += get_global_size(0)) \n"</span>);</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  source.append(<span class="stringliteral">" { \n"</span>);</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  source.append(<span class="stringliteral">" unsigned int row_begin = A_row_indices[row]; \n"</span>);</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  source.append(<span class="stringliteral">" unsigned int row_end = A_row_indices[row+1]; \n"</span>);</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>  source.append(<span class="stringliteral">" unsigned int num_entries_L = 0; \n"</span>);</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  source.append(<span class="stringliteral">" unsigned int num_entries_U = 0; \n"</span>);</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  source.append(<span class="stringliteral">" for (unsigned int j=row_begin; j<row_end; ++j) { \n"</span>);</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  source.append(<span class="stringliteral">" unsigned int col = A_col_indices[j]; \n"</span>);</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  source.append(<span class="stringliteral">" if (col <= row) ++num_entries_L; \n"</span>);</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  source.append(<span class="stringliteral">" if (col >= row) ++num_entries_U; \n"</span>);</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> </div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  source.append(<span class="stringliteral">" L_row_indices[row] = num_entries_L; \n"</span>);</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  source.append(<span class="stringliteral">" U_row_indices[row] = num_entries_U; \n"</span>);</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  source.append(<span class="stringliteral">"} \n"</span>);</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> }</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> </div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="keyword">template</span><<span class="keyword">typename</span> StringT></div>
<div class="line"><a name="l00217"></a><span class="lineno"><a class="line" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#ac052aff9b87d0ef20a1144a45ee6b619"> 217</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#ac052aff9b87d0ef20a1144a45ee6b619">generate_ilu_extract_LU_2</a>(StringT & source, std::string <span class="keyword">const</span> & numeric_string)</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> {</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  source.append(<span class="stringliteral">"__kernel void extract_LU_2( \n"</span>);</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  source.append(<span class="stringliteral">" __global unsigned int const *A_row_indices, \n"</span>);</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  source.append(<span class="stringliteral">" __global unsigned int const *A_col_indices, \n"</span>);</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" const *A_elements, \n"</span>);</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  source.append(<span class="stringliteral">" unsigned int A_size1, \n"</span>);</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  source.append(<span class="stringliteral">" __global unsigned int const *L_row_indices, \n"</span>);</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  source.append(<span class="stringliteral">" __global unsigned int *L_col_indices, \n"</span>);</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" *L_elements, \n"</span>);</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  source.append(<span class="stringliteral">" __global unsigned int const *U_row_indices, \n"</span>);</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  source.append(<span class="stringliteral">" __global unsigned int *U_col_indices, \n"</span>);</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" *U_elements) { \n"</span>);</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span> </div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  source.append(<span class="stringliteral">" for (unsigned int row = get_global_id(0); \n"</span>);</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  source.append(<span class="stringliteral">" row < A_size1; \n"</span>);</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  source.append(<span class="stringliteral">" row += get_global_size(0)) \n"</span>);</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  source.append(<span class="stringliteral">" { \n"</span>);</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  source.append(<span class="stringliteral">" unsigned int row_begin = A_row_indices[row]; \n"</span>);</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  source.append(<span class="stringliteral">" unsigned int row_end = A_row_indices[row+1]; \n"</span>);</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> </div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  source.append(<span class="stringliteral">" unsigned int index_L = L_row_indices[row]; \n"</span>);</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  source.append(<span class="stringliteral">" unsigned int index_U = U_row_indices[row]; \n"</span>);</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  source.append(<span class="stringliteral">" for (unsigned int j=row_begin; j<row_end; ++j) { \n"</span>);</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  source.append(<span class="stringliteral">" unsigned int col = A_col_indices[j]; \n"</span>);</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  source.append(<span class="stringliteral">" "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" value = A_elements[j]; \n"</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>  source.append(<span class="stringliteral">" if (col <= row) { \n"</span>);</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  source.append(<span class="stringliteral">" L_col_indices[index_L] = col; \n"</span>);</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  source.append(<span class="stringliteral">" L_elements[index_L] = value; \n"</span>);</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  source.append(<span class="stringliteral">" ++index_L; \n"</span>);</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  source.append(<span class="stringliteral">" if (col >= row) { \n"</span>);</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  source.append(<span class="stringliteral">" U_col_indices[index_U] = col; \n"</span>);</div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  source.append(<span class="stringliteral">" U_elements[index_U] = value; \n"</span>);</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  source.append(<span class="stringliteral">" ++index_U; \n"</span>);</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span> </div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  source.append(<span class="stringliteral">"} \n"</span>);</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> }</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span> </div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> <span class="keyword">template</span><<span class="keyword">typename</span> StringT></div>
<div class="line"><a name="l00261"></a><span class="lineno"><a class="line" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#aa50278d751dfa0d29114d81adfe844f0"> 261</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#aa50278d751dfa0d29114d81adfe844f0">generate_ilu_scale_kernel_1</a>(StringT & source, std::string <span class="keyword">const</span> & numeric_string)</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span> {</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  source.append(<span class="stringliteral">"__kernel void ilu_scale_kernel_1( \n"</span>);</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  source.append(<span class="stringliteral">" __global unsigned int const *A_row_indices, \n"</span>);</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  source.append(<span class="stringliteral">" __global unsigned int const *A_col_indices, \n"</span>);</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" const *A_elements, \n"</span>);</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  source.append(<span class="stringliteral">" unsigned int A_size1, \n"</span>);</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" *D_elements) { \n"</span>);</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span> </div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  source.append(<span class="stringliteral">" for (unsigned int row = get_global_id(0); \n"</span>);</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  source.append(<span class="stringliteral">" row < A_size1; \n"</span>);</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  source.append(<span class="stringliteral">" row += get_global_size(0)) \n"</span>);</div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  source.append(<span class="stringliteral">" { \n"</span>);</div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  source.append(<span class="stringliteral">" unsigned int row_begin = A_row_indices[row]; \n"</span>);</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  source.append(<span class="stringliteral">" unsigned int row_end = A_row_indices[row+1]; \n"</span>);</div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span> </div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  source.append(<span class="stringliteral">" for (unsigned int j=row_begin; j<row_end; ++j) { \n"</span>);</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  source.append(<span class="stringliteral">" unsigned int col = A_col_indices[j]; \n"</span>);</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span> </div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  source.append(<span class="stringliteral">" if (col == row) { \n"</span>);</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  source.append(<span class="stringliteral">" D_elements[row] = 1 / sqrt(fabs(A_elements[j])); \n"</span>);</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  source.append(<span class="stringliteral">" break; \n"</span>);</div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span> </div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  source.append(<span class="stringliteral">"} \n"</span>);</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> <span class="keyword">template</span><<span class="keyword">typename</span> StringT></div>
<div class="line"><a name="l00291"></a><span class="lineno"><a class="line" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a1a223cf7316024cd6027a4ab5482ba55"> 291</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a1a223cf7316024cd6027a4ab5482ba55">generate_ilu_scale_kernel_2</a>(StringT & source, std::string <span class="keyword">const</span> & numeric_string)</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span> {</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  source.append(<span class="stringliteral">"__kernel void ilu_scale_kernel_2( \n"</span>);</div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  source.append(<span class="stringliteral">" __global unsigned int const *R_row_indices, \n"</span>);</div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  source.append(<span class="stringliteral">" __global unsigned int const *R_col_indices, \n"</span>);</div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" *R_elements, \n"</span>);</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  source.append(<span class="stringliteral">" unsigned int R_size1, \n"</span>);</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" const *D_elements) { \n"</span>);</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span> </div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  source.append(<span class="stringliteral">" for (unsigned int row = get_global_id(0); \n"</span>);</div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  source.append(<span class="stringliteral">" row < R_size1; \n"</span>);</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  source.append(<span class="stringliteral">" row += get_global_size(0)) \n"</span>);</div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  source.append(<span class="stringliteral">" { \n"</span>);</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  source.append(<span class="stringliteral">" unsigned int row_begin = R_row_indices[row]; \n"</span>);</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  source.append(<span class="stringliteral">" unsigned int row_end = R_row_indices[row+1]; \n"</span>);</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>  source.append(<span class="stringliteral">" "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" D_row = D_elements[row]; \n"</span>);</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  source.append(<span class="stringliteral">" for (unsigned int j=row_begin; j<row_end; ++j) \n"</span>);</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  source.append(<span class="stringliteral">" R_elements[j] *= D_row * D_elements[R_col_indices[j]]; \n"</span>);</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span> </div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  source.append(<span class="stringliteral">"} \n"</span>);</div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span> }</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span> </div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span> <span class="keyword">template</span><<span class="keyword">typename</span> StringT></div>
<div class="line"><a name="l00316"></a><span class="lineno"><a class="line" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a46dbdc4b33b0ee817c4be125201ce9d6"> 316</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a46dbdc4b33b0ee817c4be125201ce9d6">generate_ilu_chow_patel_sweep_kernel</a>(StringT & source, std::string <span class="keyword">const</span> & numeric_string)</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span> {</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  source.append(<span class="stringliteral">"__kernel void ilu_chow_patel_sweep_kernel( \n"</span>);</div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  source.append(<span class="stringliteral">" __global unsigned int const *L_row_indices, \n"</span>);</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  source.append(<span class="stringliteral">" __global unsigned int const *L_col_indices, \n"</span>);</div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" *L_elements, \n"</span>);</div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" const *L_backup, \n"</span>);</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  source.append(<span class="stringliteral">" unsigned int L_size1, \n"</span>);</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span> </div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" const *aij_L, \n"</span>);</div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span> </div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  source.append(<span class="stringliteral">" __global unsigned int const *U_trans_row_indices, \n"</span>);</div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  source.append(<span class="stringliteral">" __global unsigned int const *U_trans_col_indices, \n"</span>);</div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" *U_trans_elements, \n"</span>);</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" const *U_trans_backup, \n"</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>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" const *aij_U_trans) { \n"</span>);</div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span> </div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  source.append(<span class="stringliteral">" for (unsigned int row = get_global_id(0); \n"</span>);</div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  source.append(<span class="stringliteral">" row < L_size1; \n"</span>);</div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  source.append(<span class="stringliteral">" row += get_global_size(0)) \n"</span>);</div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  source.append(<span class="stringliteral">" { \n"</span>);</div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> </div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <span class="comment">// Update L:</span></div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  source.append(<span class="stringliteral">" unsigned int row_L_start = L_row_indices[row]; \n"</span>);</div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  source.append(<span class="stringliteral">" unsigned int row_L_end = L_row_indices[row + 1]; \n"</span>);</div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span> </div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  source.append(<span class="stringliteral">" for (unsigned int j = row_L_start; j < row_L_end; ++j) { \n"</span>);</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  source.append(<span class="stringliteral">" unsigned int col = L_col_indices[j]; \n"</span>);</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>  source.append(<span class="stringliteral">" if (col == row) continue; \n"</span>);</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span> </div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  source.append(<span class="stringliteral">" unsigned int row_U_start = U_trans_row_indices[col]; \n"</span>);</div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  source.append(<span class="stringliteral">" unsigned int row_U_end = U_trans_row_indices[col + 1]; \n"</span>);</div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span> </div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  source.append(<span class="stringliteral">" unsigned int index_U = row_U_start; \n"</span>);</div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  source.append(<span class="stringliteral">" unsigned int col_U = (index_U < row_U_end) ? U_trans_col_indices[index_U] : L_size1; \n"</span>);</div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span> </div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  source.append(<span class="stringliteral">" "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" sum = 0; \n"</span>);</div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  source.append(<span class="stringliteral">" for (unsigned int k = row_L_start; k < j; ++k) { \n"</span>);</div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  source.append(<span class="stringliteral">" unsigned int col_L = L_col_indices[k]; \n"</span>);</div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span> </div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  source.append(<span class="stringliteral">" while (col_U < col_L) { \n"</span>);</div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  source.append(<span class="stringliteral">" ++index_U; \n"</span>);</div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  source.append(<span class="stringliteral">" col_U = U_trans_col_indices[index_U]; \n"</span>);</div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span> </div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  source.append(<span class="stringliteral">" if (col_U == col_L) \n"</span>);</div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  source.append(<span class="stringliteral">" sum += L_backup[k] * U_trans_backup[index_U]; \n"</span>);</div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span> </div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="comment">// update l_ij:</span></div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  source.append(<span class="stringliteral">" L_elements[j] = (aij_L[j] - sum) / U_trans_backup[row_U_end - 1]; \n"</span>);</div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span> </div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <span class="comment">// Update U:</span></div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  source.append(<span class="stringliteral">" unsigned int row_U_start = U_trans_row_indices[row]; \n"</span>);</div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  source.append(<span class="stringliteral">" unsigned int row_U_end = U_trans_row_indices[row + 1]; \n"</span>);</div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span> </div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  source.append(<span class="stringliteral">" for (unsigned int j = row_U_start; j < row_U_end; ++j) { \n"</span>);</div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  source.append(<span class="stringliteral">" unsigned int col = U_trans_col_indices[j]; \n"</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>  source.append(<span class="stringliteral">" row_L_start = L_row_indices[col]; \n"</span>);</div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  source.append(<span class="stringliteral">" row_L_end = L_row_indices[col + 1]; \n"</span>);</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span> </div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="comment">// compute \sum_{k=1}^{j-1} l_ik u_kj</span></div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  source.append(<span class="stringliteral">" unsigned int index_L = row_L_start; \n"</span>);</div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  source.append(<span class="stringliteral">" unsigned int col_L = (index_L < row_L_end) ? L_col_indices[index_L] : L_size1; \n"</span>);</div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  source.append(<span class="stringliteral">" "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" sum = 0; \n"</span>);</div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  source.append(<span class="stringliteral">" for (unsigned int k = row_U_start; k < j; ++k) { \n"</span>);</div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  source.append(<span class="stringliteral">" unsigned int col_U = U_trans_col_indices[k]; \n"</span>);</div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span> </div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  <span class="comment">// find element in L:</span></div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  source.append(<span class="stringliteral">" while (col_L < col_U) { \n"</span>);</div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  source.append(<span class="stringliteral">" ++index_L; \n"</span>);</div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  source.append(<span class="stringliteral">" col_L = L_col_indices[index_L]; \n"</span>);</div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  source.append(<span class="stringliteral">" } \n"</span>);</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>  source.append(<span class="stringliteral">" if (col_U == col_L) \n"</span>);</div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  source.append(<span class="stringliteral">" sum += L_backup[index_L] * U_trans_backup[k]; \n"</span>);</div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span> </div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  <span class="comment">// update U_ij:</span></div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  source.append(<span class="stringliteral">" U_trans_elements[j] = aij_U_trans[j] - sum; \n"</span>);</div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span> </div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  source.append(<span class="stringliteral">"} \n"</span>);</div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span> }</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> </div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span> <span class="keyword">template</span><<span class="keyword">typename</span> StringT></div>
<div class="line"><a name="l00412"></a><span class="lineno"><a class="line" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#ad01c23f62a318c9299c8748fcb335fd7"> 412</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#ad01c23f62a318c9299c8748fcb335fd7">generate_ilu_form_neumann_matrix_kernel</a>(StringT & source, std::string <span class="keyword">const</span> & numeric_string)</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>  source.append(<span class="stringliteral">"__kernel void ilu_form_neumann_matrix_kernel( \n"</span>);</div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  source.append(<span class="stringliteral">" __global unsigned int const *R_row_indices, \n"</span>);</div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  source.append(<span class="stringliteral">" __global unsigned int const *R_col_indices, \n"</span>);</div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" *R_elements, \n"</span>);</div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  source.append(<span class="stringliteral">" unsigned int R_size1, \n"</span>);</div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" *D_elements) { \n"</span>);</div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span> </div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  source.append(<span class="stringliteral">" for (unsigned int row = get_global_id(0); \n"</span>);</div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  source.append(<span class="stringliteral">" row < R_size1; \n"</span>);</div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  source.append(<span class="stringliteral">" row += get_global_size(0)) \n"</span>);</div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  source.append(<span class="stringliteral">" { \n"</span>);</div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  source.append(<span class="stringliteral">" unsigned int row_begin = R_row_indices[row]; \n"</span>);</div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  source.append(<span class="stringliteral">" unsigned int row_end = R_row_indices[row+1]; \n"</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="comment">// Part 1: Extract and set diagonal entry</span></div>
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  source.append(<span class="stringliteral">" "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" diag = D_elements[row]; \n"</span>);</div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  source.append(<span class="stringliteral">" for (unsigned int j=row_begin; j<row_end; ++j) { \n"</span>);</div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  source.append(<span class="stringliteral">" unsigned int col = R_col_indices[j]; \n"</span>);</div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  source.append(<span class="stringliteral">" if (col == row) { \n"</span>);</div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  source.append(<span class="stringliteral">" diag = R_elements[j]; \n"</span>);</div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  source.append(<span class="stringliteral">" R_elements[j] = 0; \n"</span>);</div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  source.append(<span class="stringliteral">" break; \n"</span>);</div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  source.append(<span class="stringliteral">" D_elements[row] = diag; \n"</span>);</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="comment">// Part 2: Scale</span></div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  source.append(<span class="stringliteral">" for (unsigned int j=row_begin; j<row_end; ++j) \n"</span>);</div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  source.append(<span class="stringliteral">" R_elements[j] /= -diag; \n"</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>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  source.append(<span class="stringliteral">"} \n"</span>);</div>
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span> }</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> </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">// main kernel class</span></div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span> <span class="comment"></span><span class="keyword">template</span><<span class="keyword">class</span> NumericT></div>
<div class="line"><a name="l00453"></a><span class="lineno"><a class="line" href="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ilu.html"> 453</a></span> <span class="keyword">struct </span><a class="code" href="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ilu.html">ilu</a></div>
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span> {</div>
<div class="line"><a name="l00455"></a><span class="lineno"><a class="line" href="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ilu.html#a3c7d96fb86b19c0aeb671486e3a30c9f"> 455</a></span>  <span class="keyword">static</span> std::string <a class="code" href="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ilu.html#a3c7d96fb86b19c0aeb671486e3a30c9f">program_name</a>()</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">return</span> <a class="code" href="structviennacl_1_1ocl_1_1type__to__string.html">viennacl::ocl::type_to_string<NumericT>::apply</a>() + <span class="stringliteral">"_ilu"</span>;</div>
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  }</div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span> </div>
<div class="line"><a name="l00460"></a><span class="lineno"><a class="line" href="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ilu.html#a94459380f1ee4d134117efbf6120b4a2"> 460</a></span>  <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ilu.html#a94459380f1ee4d134117efbf6120b4a2">init</a>(<a class="code" href="classviennacl_1_1ocl_1_1context.html">viennacl::ocl::context</a> & ctx)</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>  <span class="keyword">static</span> std::map<cl_context, bool> init_done;</div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  <span class="keywordflow">if</span> (!init_done[ctx.<a class="code" href="classviennacl_1_1ocl_1_1context.html#a611d95b11db04230f63e37bfeae911db">handle</a>().<a class="code" href="classviennacl_1_1ocl_1_1handle.html#a5074caaee700015fc2d3b03540b01673">get</a>()])</div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  {</div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <a class="code" href="structviennacl_1_1ocl_1_1_d_o_u_b_l_e___p_r_e_c_i_s_i_o_n___c_h_e_c_k_e_r.html#ae23d18c854e1df43cd329a5c1fdd6d9f">viennacl::ocl::DOUBLE_PRECISION_CHECKER<NumericT>::apply</a>(ctx);</div>
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  std::string numeric_string = <a class="code" href="structviennacl_1_1ocl_1_1type__to__string.html">viennacl::ocl::type_to_string<NumericT>::apply</a>();</div>
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span> </div>
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  std::string source;</div>
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  source.reserve(1024);</div>
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span> </div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  viennacl::ocl::append_double_precision_pragma<NumericT>(ctx, source);</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>  <span class="comment">// only generate for floating points (forces error for integers)</span></div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  <span class="keywordflow">if</span> (numeric_string == <span class="stringliteral">"float"</span> || numeric_string == <span class="stringliteral">"double"</span>)</div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  {</div>
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a250af558e33347dfe02d1396a046e527">generate_ilu_level_scheduling_substitute</a>(source, numeric_string);</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>  <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a4c499442d4874c1bb2d01d50596f209f">generate_icc_extract_L_1</a>(source);</div>
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#aaed657cc88d051620e4f2008ac696f1c">generate_icc_extract_L_2</a>(source, numeric_string);</div>
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a580b4af031de163696de2e7a31760e1e">generate_icc_chow_patel_sweep_kernel</a>(source, numeric_string);</div>
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span> </div>
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a39aa2018ede459e7933c158c5509d2a2">generate_ilu_extract_LU_1</a>(source);</div>
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#ac052aff9b87d0ef20a1144a45ee6b619">generate_ilu_extract_LU_2</a>(source, numeric_string);</div>
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#aa50278d751dfa0d29114d81adfe844f0">generate_ilu_scale_kernel_1</a>(source, numeric_string);</div>
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a1a223cf7316024cd6027a4ab5482ba55">generate_ilu_scale_kernel_2</a>(source, numeric_string);</div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a46dbdc4b33b0ee817c4be125201ce9d6">generate_ilu_chow_patel_sweep_kernel</a>(source, numeric_string);</div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#ad01c23f62a318c9299c8748fcb335fd7">generate_ilu_form_neumann_matrix_kernel</a>(source, numeric_string);</div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  }</div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span> </div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  std::string prog_name = <a class="code" href="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ilu.html#a3c7d96fb86b19c0aeb671486e3a30c9f">program_name</a>();</div>
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span> <span class="preprocessor"> #ifdef VIENNACL_BUILD_INFO</span></div>
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  std::cout << <span class="stringliteral">"Creating program "</span> << prog_name << std::endl;</div>
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span> <span class="preprocessor"> #endif</span></div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  ctx.add_program(source, prog_name);</div>
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  init_done[ctx.handle().get()] = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  } <span class="comment">//if</span></div>
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  } <span class="comment">//init</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 kernels</span></div>
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span> } <span class="comment">// namespace opencl</span></div>
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span> } <span class="comment">// namespace linalg</span></div>
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span> } <span class="comment">// namespace viennacl</span></div>
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span> </div>
<div class="ttc" id="platform_8hpp_html"><div class="ttname"><a href="platform_8hpp.html">platform.hpp</a></div><div class="ttdoc">Implements a OpenCL platform within ViennaCL. </div></div>
<div class="ttc" id="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_html_a250af558e33347dfe02d1396a046e527"><div class="ttname"><a href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a250af558e33347dfe02d1396a046e527">viennacl::linalg::opencl::kernels::generate_ilu_level_scheduling_substitute</a></div><div class="ttdeci">void generate_ilu_level_scheduling_substitute(StringT &source, std::string const &numeric_string)</div><div class="ttdef"><b>Definition:</b> <a href="opencl_2kernels_2ilu_8hpp_source.html#l00037">ilu.hpp:37</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_html_ac052aff9b87d0ef20a1144a45ee6b619"><div class="ttname"><a href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#ac052aff9b87d0ef20a1144a45ee6b619">viennacl::linalg::opencl::kernels::generate_ilu_extract_LU_2</a></div><div class="ttdeci">void generate_ilu_extract_LU_2(StringT &source, std::string const &numeric_string)</div><div class="ttdef"><b>Definition:</b> <a href="opencl_2kernels_2ilu_8hpp_source.html#l00217">ilu.hpp:217</a></div></div>
<div class="ttc" id="tools_8hpp_html"><div class="ttname"><a href="tools_8hpp.html">tools.hpp</a></div><div class="ttdoc">Various little tools used here and there in ViennaCL. </div></div>
<div class="ttc" id="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_html_aaed657cc88d051620e4f2008ac696f1c"><div class="ttname"><a href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#aaed657cc88d051620e4f2008ac696f1c">viennacl::linalg::opencl::kernels::generate_icc_extract_L_2</a></div><div class="ttdeci">void generate_icc_extract_L_2(StringT &source, std::string const &numeric_string)</div><div class="ttdef"><b>Definition:</b> <a href="opencl_2kernels_2ilu_8hpp_source.html#l00094">ilu.hpp:94</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html">viennacl::ocl::context</a></div><div class="ttdoc">Manages an OpenCL context and provides the respective convenience functions for creating buffers...</div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00055">context.hpp:55</a></div></div>
<div class="ttc" id="ocl_2utils_8hpp_html"><div class="ttname"><a href="ocl_2utils_8hpp.html">utils.hpp</a></div><div class="ttdoc">Provides OpenCL-related utilities. </div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_a611d95b11db04230f63e37bfeae911db"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a611d95b11db04230f63e37bfeae911db">viennacl::ocl::context::handle</a></div><div class="ttdeci">const viennacl::ocl::handle< cl_context > & handle() const </div><div class="ttdoc">Returns the context handle. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00611">context.hpp:611</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_html_a39aa2018ede459e7933c158c5509d2a2"><div class="ttname"><a href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a39aa2018ede459e7933c158c5509d2a2">viennacl::linalg::opencl::kernels::generate_ilu_extract_LU_1</a></div><div class="ttdeci">void generate_ilu_extract_LU_1(StringT &source)</div><div class="ttdef"><b>Definition:</b> <a href="opencl_2kernels_2ilu_8hpp_source.html#l00186">ilu.hpp:186</a></div></div>
<div class="ttc" id="structviennacl_1_1ocl_1_1_d_o_u_b_l_e___p_r_e_c_i_s_i_o_n___c_h_e_c_k_e_r_html_ae23d18c854e1df43cd329a5c1fdd6d9f"><div class="ttname"><a href="structviennacl_1_1ocl_1_1_d_o_u_b_l_e___p_r_e_c_i_s_i_o_n___c_h_e_c_k_e_r.html#ae23d18c854e1df43cd329a5c1fdd6d9f">viennacl::ocl::DOUBLE_PRECISION_CHECKER::apply</a></div><div class="ttdeci">static void apply(viennacl::ocl::context const &)</div><div class="ttdef"><b>Definition:</b> <a href="ocl_2utils_8hpp_source.html#l00040">utils.hpp:40</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_html_a4c499442d4874c1bb2d01d50596f209f"><div class="ttname"><a href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a4c499442d4874c1bb2d01d50596f209f">viennacl::linalg::opencl::kernels::generate_icc_extract_L_1</a></div><div class="ttdeci">void generate_icc_extract_L_1(StringT &source)</div><div class="ttdef"><b>Definition:</b> <a href="opencl_2kernels_2ilu_8hpp_source.html#l00067">ilu.hpp:67</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1handle_html_a5074caaee700015fc2d3b03540b01673"><div class="ttname"><a href="classviennacl_1_1ocl_1_1handle.html#a5074caaee700015fc2d3b03540b01673">viennacl::ocl::handle::get</a></div><div class="ttdeci">const OCL_TYPE & get() const </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2handle_8hpp_source.html#l00191">handle.hpp:191</a></div></div>
<div class="ttc" id="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ilu_html"><div class="ttname"><a href="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ilu.html">viennacl::linalg::opencl::kernels::ilu</a></div><div class="ttdoc">Main kernel class for generating OpenCL kernels for incomplete LU factorization preconditioners. </div><div class="ttdef"><b>Definition:</b> <a href="opencl_2kernels_2ilu_8hpp_source.html#l00453">ilu.hpp:453</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_html_a46dbdc4b33b0ee817c4be125201ce9d6"><div class="ttname"><a href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a46dbdc4b33b0ee817c4be125201ce9d6">viennacl::linalg::opencl::kernels::generate_ilu_chow_patel_sweep_kernel</a></div><div class="ttdeci">void generate_ilu_chow_patel_sweep_kernel(StringT &source, std::string const &numeric_string)</div><div class="ttdef"><b>Definition:</b> <a href="opencl_2kernels_2ilu_8hpp_source.html#l00316">ilu.hpp:316</a></div></div>
<div class="ttc" id="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ilu_html_a94459380f1ee4d134117efbf6120b4a2"><div class="ttname"><a href="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ilu.html#a94459380f1ee4d134117efbf6120b4a2">viennacl::linalg::opencl::kernels::ilu::init</a></div><div class="ttdeci">static void init(viennacl::ocl::context &ctx)</div><div class="ttdef"><b>Definition:</b> <a href="opencl_2kernels_2ilu_8hpp_source.html#l00460">ilu.hpp:460</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_html_aa50278d751dfa0d29114d81adfe844f0"><div class="ttname"><a href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#aa50278d751dfa0d29114d81adfe844f0">viennacl::linalg::opencl::kernels::generate_ilu_scale_kernel_1</a></div><div class="ttdeci">void generate_ilu_scale_kernel_1(StringT &source, std::string const &numeric_string)</div><div class="ttdef"><b>Definition:</b> <a href="opencl_2kernels_2ilu_8hpp_source.html#l00261">ilu.hpp:261</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_html_a1a223cf7316024cd6027a4ab5482ba55"><div class="ttname"><a href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a1a223cf7316024cd6027a4ab5482ba55">viennacl::linalg::opencl::kernels::generate_ilu_scale_kernel_2</a></div><div class="ttdeci">void generate_ilu_scale_kernel_2(StringT &source, std::string const &numeric_string)</div><div class="ttdef"><b>Definition:</b> <a href="opencl_2kernels_2ilu_8hpp_source.html#l00291">ilu.hpp:291</a></div></div>
<div class="ttc" id="kernel_8hpp_html"><div class="ttname"><a href="kernel_8hpp.html">kernel.hpp</a></div><div class="ttdoc">Representation of an OpenCL kernel in ViennaCL. </div></div>
<div class="ttc" id="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_html_a580b4af031de163696de2e7a31760e1e"><div class="ttname"><a href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a580b4af031de163696de2e7a31760e1e">viennacl::linalg::opencl::kernels::generate_icc_chow_patel_sweep_kernel</a></div><div class="ttdeci">void generate_icc_chow_patel_sweep_kernel(StringT &source, std::string const &numeric_string)</div><div class="ttdef"><b>Definition:</b> <a href="opencl_2kernels_2ilu_8hpp_source.html#l00130">ilu.hpp:130</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_html_ad01c23f62a318c9299c8748fcb335fd7"><div class="ttname"><a href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#ad01c23f62a318c9299c8748fcb335fd7">viennacl::linalg::opencl::kernels::generate_ilu_form_neumann_matrix_kernel</a></div><div class="ttdeci">void generate_ilu_form_neumann_matrix_kernel(StringT &source, std::string const &numeric_string)</div><div class="ttdef"><b>Definition:</b> <a href="opencl_2kernels_2ilu_8hpp_source.html#l00412">ilu.hpp:412</a></div></div>
<div class="ttc" id="structviennacl_1_1ocl_1_1type__to__string_html"><div class="ttname"><a href="structviennacl_1_1ocl_1_1type__to__string.html">viennacl::ocl::type_to_string</a></div><div class="ttdoc">Helper class for converting a type to its string representation. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2utils_8hpp_source.html#l00057">utils.hpp:57</a></div></div>
<div class="ttc" id="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ilu_html_a3c7d96fb86b19c0aeb671486e3a30c9f"><div class="ttname"><a href="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ilu.html#a3c7d96fb86b19c0aeb671486e3a30c9f">viennacl::linalg::opencl::kernels::ilu::program_name</a></div><div class="ttdeci">static std::string program_name()</div><div class="ttdef"><b>Definition:</b> <a href="opencl_2kernels_2ilu_8hpp_source.html#l00455">ilu.hpp:455</a></div></div>
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