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<div class="title">ell_matrix.hpp</div> </div>
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<a href="linalg_2opencl_2kernels_2ell__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_LINALG_OPENCL_KERNELS_ELL_MATRIX_HPP</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#define VIENNACL_LINALG_OPENCL_KERNELS_ELL_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="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="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "<a class="code" href="linalg_2opencl_2common_8hpp.html">viennacl/linalg/opencl/common.hpp</a>"</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> </div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="keyword">namespace </span>viennacl</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>linalg</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>opencl</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">namespace </span>kernels</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> </div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> </div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="keyword">template</span><<span class="keyword">typename</span> StringT></div>
<div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a5fb9053675079bb7617dbbe77f2fcb5e"> 42</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a5fb9053675079bb7617dbbe77f2fcb5e">generate_ell_vec_mul</a>(StringT & source, std::string <span class="keyword">const</span> & numeric_string, <span class="keywordtype">bool</span> with_alpha_beta)</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> {</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keywordflow">if</span> (with_alpha_beta)</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  source.append(<span class="stringliteral">"__kernel void vec_mul_alpha_beta( \n"</span>);</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  source.append(<span class="stringliteral">"__kernel void vec_mul( \n"</span>);</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  source.append(<span class="stringliteral">" __global const unsigned int * coords, \n"</span>);</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</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="l00050"></a><span class="lineno"> 50</span>  source.append(<span class="stringliteral">" __global const "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" * x, \n"</span>);</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  source.append(<span class="stringliteral">" uint4 layout_x, \n"</span>);</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordflow">if</span> (with_alpha_beta) { source.append(<span class="stringliteral">" "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" alpha, \n"</span>); }</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" * result, \n"</span>);</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  source.append(<span class="stringliteral">" uint4 layout_result, \n"</span>);</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="keywordflow">if</span> (with_alpha_beta) { source.append(<span class="stringliteral">" "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" beta, \n"</span>); }</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  source.append(<span class="stringliteral">" unsigned int row_num, \n"</span>);</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  source.append(<span class="stringliteral">" unsigned int col_num, \n"</span>);</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  source.append(<span class="stringliteral">" unsigned int internal_row_num, \n"</span>);</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  source.append(<span class="stringliteral">" unsigned int items_per_row, \n"</span>);</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  source.append(<span class="stringliteral">" unsigned int aligned_items_per_row) \n"</span>);</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  source.append(<span class="stringliteral">"{ \n"</span>);</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  source.append(<span class="stringliteral">" uint glb_id = get_global_id(0); \n"</span>);</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  source.append(<span class="stringliteral">" uint glb_sz = get_global_size(0); \n"</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>  source.append(<span class="stringliteral">" for (uint row_id = glb_id; row_id < row_num; row_id += glb_sz) { \n"</span>);</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</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="l00067"></a><span class="lineno"> 67</span> </div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  source.append(<span class="stringliteral">" uint offset = row_id; \n"</span>);</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  source.append(<span class="stringliteral">" for (uint item_id = 0; item_id < items_per_row; item_id++, offset += internal_row_num) { \n"</span>);</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  source.append(<span class="stringliteral">" "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" val = elements[offset]; \n"</span>);</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>  source.append(<span class="stringliteral">" if (val != 0.0f) { \n"</span>);</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  source.append(<span class="stringliteral">" int col = coords[offset]; \n"</span>);</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  source.append(<span class="stringliteral">" sum += (x[col * layout_x.y + layout_x.x] * val); \n"</span>);</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> </div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordflow">if</span> (with_alpha_beta)</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  source.append(<span class="stringliteral">" result[row_id * layout_result.y + layout_result.x] = alpha * sum + ((beta != 0) ? beta * result[row_id * layout_result.y + layout_result.x] : 0); \n"</span>);</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  source.append(<span class="stringliteral">" result[row_id * layout_result.y + layout_result.x] = sum; \n"</span>);</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  source.append(<span class="stringliteral">"} \n"</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> </div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="keyword">namespace </span>detail</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>  <span class="keyword">template</span><<span class="keyword">typename</span> StringT></div>
<div class="line"><a name="l00090"></a><span class="lineno"><a class="line" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_1_1detail.html#aaab30445458756f2a6b9e4afd54feafc"> 90</a></span>  <span class="keywordtype">void</span> <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_1_1detail.html#aaab30445458756f2a6b9e4afd54feafc">generate_ell_matrix_dense_matrix_mul</a>(StringT & source, std::string <span class="keyword">const</span> & numeric_string,</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordtype">bool</span> B_transposed, <span class="keywordtype">bool</span> B_row_major, <span class="keywordtype">bool</span> C_row_major)</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>  source.append(<span class="stringliteral">"__kernel void "</span>);</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  source.append(<a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1detail.html#a7acbdad2a5672bc7129b8a7662a282bb">viennacl::linalg::opencl::detail::sparse_dense_matmult_kernel_name</a>(B_transposed, B_row_major, C_row_major));</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  source.append(<span class="stringliteral">"( \n"</span>);</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  source.append(<span class="stringliteral">" __global const unsigned int * sp_mat_coords, \n"</span>);</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  source.append(<span class="stringliteral">" __global const "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" * sp_mat_elems, \n"</span>);</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  source.append(<span class="stringliteral">" unsigned int sp_mat_row_num, \n"</span>);</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  source.append(<span class="stringliteral">" unsigned int sp_mat_col_num, \n"</span>);</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  source.append(<span class="stringliteral">" unsigned int sp_mat_internal_row_num, \n"</span>);</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  source.append(<span class="stringliteral">" unsigned int sp_mat_items_per_row, \n"</span>);</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  source.append(<span class="stringliteral">" unsigned int sp_mat_aligned_items_per_row, \n"</span>);</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  source.append(<span class="stringliteral">" __global const "</span>); source.append(numeric_string); source.append(<span class="stringliteral">"* d_mat, \n"</span>);</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  source.append(<span class="stringliteral">" unsigned int d_mat_row_start, \n"</span>);</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  source.append(<span class="stringliteral">" unsigned int d_mat_col_start, \n"</span>);</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  source.append(<span class="stringliteral">" unsigned int d_mat_row_inc, \n"</span>);</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  source.append(<span class="stringliteral">" unsigned int d_mat_col_inc, \n"</span>);</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  source.append(<span class="stringliteral">" unsigned int d_mat_row_size, \n"</span>);</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  source.append(<span class="stringliteral">" unsigned int d_mat_col_size, \n"</span>);</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  source.append(<span class="stringliteral">" unsigned int d_mat_internal_rows, \n"</span>);</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  source.append(<span class="stringliteral">" unsigned int d_mat_internal_cols, \n"</span>);</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  source.append(<span class="stringliteral">" __global "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" * result, \n"</span>);</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  source.append(<span class="stringliteral">" unsigned int result_row_start, \n"</span>);</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  source.append(<span class="stringliteral">" unsigned int result_col_start, \n"</span>);</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  source.append(<span class="stringliteral">" unsigned int result_row_inc, \n"</span>);</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  source.append(<span class="stringliteral">" unsigned int result_col_inc, \n"</span>);</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  source.append(<span class="stringliteral">" unsigned int result_row_size, \n"</span>);</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  source.append(<span class="stringliteral">" unsigned int result_col_size, \n"</span>);</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  source.append(<span class="stringliteral">" unsigned int result_internal_rows, \n"</span>);</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  source.append(<span class="stringliteral">" unsigned int result_internal_cols) { \n"</span>);</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>  source.append(<span class="stringliteral">" uint glb_id = get_global_id(0); \n"</span>);</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  source.append(<span class="stringliteral">" uint glb_sz = get_global_size(0); \n"</span>);</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> </div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  source.append(<span class="stringliteral">" for ( uint rc = glb_id; rc < (sp_mat_row_num * result_col_size); rc += glb_sz) { \n"</span>);</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  source.append(<span class="stringliteral">" uint row = rc % sp_mat_row_num; \n"</span>);</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  source.append(<span class="stringliteral">" uint col = rc / sp_mat_row_num; \n"</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>  source.append(<span class="stringliteral">" uint offset = row; \n"</span>);</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  source.append(<span class="stringliteral">" "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" r = ("</span>); source.append(numeric_string); source.append(<span class="stringliteral">")0; \n"</span>);</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">" for ( uint k = 0; k < sp_mat_items_per_row; k++, offset += sp_mat_internal_row_num) { \n"</span>);</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> </div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  source.append(<span class="stringliteral">" uint j = sp_mat_coords[offset]; \n"</span>);</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  source.append(<span class="stringliteral">" "</span>); source.append(numeric_string); source.append(<span class="stringliteral">" x = sp_mat_elems[offset]; \n"</span>);</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>  source.append(<span class="stringliteral">" if (x != ("</span>); source.append(numeric_string); source.append(<span class="stringliteral">")0) { \n"</span>);</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  source.append(<span class="stringliteral">" "</span>); source.append(numeric_string);</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordflow">if</span> (B_transposed && B_row_major)</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  source.append(<span class="stringliteral">" y = d_mat[ (d_mat_row_start + col * d_mat_row_inc) * d_mat_internal_cols + d_mat_col_start + j * d_mat_col_inc ]; \n"</span>);</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (B_transposed && !B_row_major)</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  source.append(<span class="stringliteral">" y = d_mat[ (d_mat_row_start + col * d_mat_row_inc) + (d_mat_col_start + j * d_mat_col_inc) * d_mat_internal_rows ]; \n"</span>);</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!B_transposed && B_row_major)</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  source.append(<span class="stringliteral">" y = d_mat[ (d_mat_row_start + j * d_mat_row_inc) * d_mat_internal_cols + d_mat_col_start + col * d_mat_col_inc ]; \n"</span>);</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  source.append(<span class="stringliteral">" y = d_mat[ (d_mat_row_start + j * d_mat_row_inc) + (d_mat_col_start + col * d_mat_col_inc) * d_mat_internal_rows ]; \n"</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>  source.append(<span class="stringliteral">" r += x*y; \n"</span>);</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  source.append(<span class="stringliteral">" } \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>  <span class="keywordflow">if</span> (C_row_major)</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  source.append(<span class="stringliteral">" result[ (result_row_start + row * result_row_inc) * result_internal_cols + result_col_start + col * result_col_inc ] = r; \n"</span>);</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  source.append(<span class="stringliteral">" result[ (result_row_start + row * result_row_inc) + (result_col_start + col * result_col_inc) * result_internal_rows ] = r; \n"</span>);</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  source.append(<span class="stringliteral">" } \n"</span>);</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  source.append(<span class="stringliteral">"} \n"</span>);</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> </div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  }</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> }</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> </div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="keyword">template</span><<span class="keyword">typename</span> StringT></div>
<div class="line"><a name="l00163"></a><span class="lineno"><a class="line" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#aff4ab5e5474e310e09eb03a10aaa6844"> 163</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#aff4ab5e5474e310e09eb03a10aaa6844">generate_ell_matrix_dense_matrix_multiplication</a>(StringT & source, std::string <span class="keyword">const</span> & numeric_string)</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>  <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_1_1detail.html#aaab30445458756f2a6b9e4afd54feafc">detail::generate_ell_matrix_dense_matrix_mul</a>(source, numeric_string, <span class="keyword">false</span>, <span class="keyword">false</span>, <span class="keyword">false</span>);</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_1_1detail.html#aaab30445458756f2a6b9e4afd54feafc">detail::generate_ell_matrix_dense_matrix_mul</a>(source, numeric_string, <span class="keyword">false</span>, <span class="keyword">false</span>, <span class="keyword">true</span>);</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_1_1detail.html#aaab30445458756f2a6b9e4afd54feafc">detail::generate_ell_matrix_dense_matrix_mul</a>(source, numeric_string, <span class="keyword">false</span>, <span class="keyword">true</span>, <span class="keyword">false</span>);</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_1_1detail.html#aaab30445458756f2a6b9e4afd54feafc">detail::generate_ell_matrix_dense_matrix_mul</a>(source, numeric_string, <span class="keyword">false</span>, <span class="keyword">true</span>, <span class="keyword">true</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>  <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_1_1detail.html#aaab30445458756f2a6b9e4afd54feafc">detail::generate_ell_matrix_dense_matrix_mul</a>(source, numeric_string, <span class="keyword">true</span>, <span class="keyword">false</span>, <span class="keyword">false</span>);</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_1_1detail.html#aaab30445458756f2a6b9e4afd54feafc">detail::generate_ell_matrix_dense_matrix_mul</a>(source, numeric_string, <span class="keyword">true</span>, <span class="keyword">false</span>, <span class="keyword">true</span>);</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_1_1detail.html#aaab30445458756f2a6b9e4afd54feafc">detail::generate_ell_matrix_dense_matrix_mul</a>(source, numeric_string, <span class="keyword">true</span>, <span class="keyword">true</span>, <span class="keyword">false</span>);</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_1_1detail.html#aaab30445458756f2a6b9e4afd54feafc">detail::generate_ell_matrix_dense_matrix_mul</a>(source, numeric_string, <span class="keyword">true</span>, <span class="keyword">true</span>, <span class="keyword">true</span>);</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="l00177"></a><span class="lineno"> 177</span> </div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="comment">// main kernel class</span></div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="comment"></span><span class="keyword">template</span><<span class="keyword">typename</span> NumericT></div>
<div class="line"><a name="l00181"></a><span class="lineno"><a class="line" href="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ell__matrix.html"> 181</a></span> <span class="keyword">struct </span><a class="code" href="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ell__matrix.html">ell_matrix</a></div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> {</div>
<div class="line"><a name="l00183"></a><span class="lineno"><a class="line" href="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ell__matrix.html#ad7cf49fdb85ac495d811c216049d8215"> 183</a></span>  <span class="keyword">static</span> std::string <a class="code" href="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ell__matrix.html#ad7cf49fdb85ac495d811c216049d8215">program_name</a>()</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="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">"_ell_matrix"</span>;</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  }</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> </div>
<div class="line"><a name="l00188"></a><span class="lineno"><a class="line" href="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ell__matrix.html#afc7ee4c881f6aaaedbbc3d9dcd46d99b"> 188</a></span>  <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ell__matrix.html#afc7ee4c881f6aaaedbbc3d9dcd46d99b">init</a>(<a class="code" href="classviennacl_1_1ocl_1_1context.html">viennacl::ocl::context</a> & ctx)</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  {</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keyword">static</span> std::map<cl_context, bool> init_done;</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</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="l00192"></a><span class="lineno"> 192</span>  {</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</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="l00194"></a><span class="lineno"> 194</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="l00195"></a><span class="lineno"> 195</span> </div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  std::string source;</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  source.reserve(1024);</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> </div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  viennacl::ocl::append_double_precision_pragma<NumericT>(ctx, source);</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> </div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="comment">// fully parameterized kernels:</span></div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a5fb9053675079bb7617dbbe77f2fcb5e">generate_ell_vec_mul</a>(source, numeric_string, <span class="keyword">true</span>);</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a5fb9053675079bb7617dbbe77f2fcb5e">generate_ell_vec_mul</a>(source, numeric_string, <span class="keyword">false</span>);</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <a class="code" href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#aff4ab5e5474e310e09eb03a10aaa6844">generate_ell_matrix_dense_matrix_multiplication</a>(source, numeric_string);</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> </div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  std::string prog_name = <a class="code" href="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ell__matrix.html#ad7cf49fdb85ac495d811c216049d8215">program_name</a>();</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="preprocessor"> #ifdef VIENNACL_BUILD_INFO</span></div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  std::cout << <span class="stringliteral">"Creating program "</span> << prog_name << std::endl;</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>  ctx.add_program(source, prog_name);</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  init_done[ctx.handle().get()] = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  } <span class="comment">//if</span></div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  } <span class="comment">//init</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="comment">// namespace kernels</span></div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> } <span class="comment">// namespace opencl</span></div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> } <span class="comment">// namespace linalg</span></div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> } <span class="comment">// namespace viennacl</span></div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</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="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_1detail_html_a7acbdad2a5672bc7129b8a7662a282bb"><div class="ttname"><a href="namespaceviennacl_1_1linalg_1_1opencl_1_1detail.html#a7acbdad2a5672bc7129b8a7662a282bb">viennacl::linalg::opencl::detail::sparse_dense_matmult_kernel_name</a></div><div class="ttdeci">std::string sparse_dense_matmult_kernel_name(bool B_transposed, bool B_row_major, bool C_row_major)</div><div class="ttdoc">Returns the OpenCL kernel string for the operation C = A * B with A sparse, B, C dense matrices...</div><div class="ttdef"><b>Definition:</b> <a href="linalg_2opencl_2common_8hpp_source.html#l00049">common.hpp:49</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="linalg_2opencl_2common_8hpp_html"><div class="ttname"><a href="linalg_2opencl_2common_8hpp.html">common.hpp</a></div><div class="ttdoc">Common implementations shared by OpenCL-based operations. </div></div>
<div class="ttc" id="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ell__matrix_html"><div class="ttname"><a href="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ell__matrix.html">viennacl::linalg::opencl::kernels::ell_matrix</a></div><div class="ttdoc">Main kernel class for generating OpenCL kernels for ell_matrix. </div><div class="ttdef"><b>Definition:</b> <a href="linalg_2opencl_2kernels_2ell__matrix_8hpp_source.html#l00181">ell_matrix.hpp:181</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_html_a5fb9053675079bb7617dbbe77f2fcb5e"><div class="ttname"><a href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#a5fb9053675079bb7617dbbe77f2fcb5e">viennacl::linalg::opencl::kernels::generate_ell_vec_mul</a></div><div class="ttdeci">void generate_ell_vec_mul(StringT &source, std::string const &numeric_string, bool with_alpha_beta)</div><div class="ttdef"><b>Definition:</b> <a href="linalg_2opencl_2kernels_2ell__matrix_8hpp_source.html#l00042">ell_matrix.hpp:42</a></div></div>
<div class="ttc" id="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ell__matrix_html_ad7cf49fdb85ac495d811c216049d8215"><div class="ttname"><a href="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ell__matrix.html#ad7cf49fdb85ac495d811c216049d8215">viennacl::linalg::opencl::kernels::ell_matrix::program_name</a></div><div class="ttdeci">static std::string program_name()</div><div class="ttdef"><b>Definition:</b> <a href="linalg_2opencl_2kernels_2ell__matrix_8hpp_source.html#l00183">ell_matrix.hpp:183</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="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="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_aff4ab5e5474e310e09eb03a10aaa6844"><div class="ttname"><a href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels.html#aff4ab5e5474e310e09eb03a10aaa6844">viennacl::linalg::opencl::kernels::generate_ell_matrix_dense_matrix_multiplication</a></div><div class="ttdeci">void generate_ell_matrix_dense_matrix_multiplication(StringT &source, std::string const &numeric_string)</div><div class="ttdef"><b>Definition:</b> <a href="linalg_2opencl_2kernels_2ell__matrix_8hpp_source.html#l00163">ell_matrix.hpp:163</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_1_1detail_html_aaab30445458756f2a6b9e4afd54feafc"><div class="ttname"><a href="namespaceviennacl_1_1linalg_1_1opencl_1_1kernels_1_1detail.html#aaab30445458756f2a6b9e4afd54feafc">viennacl::linalg::opencl::kernels::detail::generate_ell_matrix_dense_matrix_mul</a></div><div class="ttdeci">void generate_ell_matrix_dense_matrix_mul(StringT &source, std::string const &numeric_string, bool B_transposed, bool B_row_major, bool C_row_major)</div><div class="ttdef"><b>Definition:</b> <a href="linalg_2opencl_2kernels_2ell__matrix_8hpp_source.html#l00090">ell_matrix.hpp:90</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_1ell__matrix_html_afc7ee4c881f6aaaedbbc3d9dcd46d99b"><div class="ttname"><a href="structviennacl_1_1linalg_1_1opencl_1_1kernels_1_1ell__matrix.html#afc7ee4c881f6aaaedbbc3d9dcd46d99b">viennacl::linalg::opencl::kernels::ell_matrix::init</a></div><div class="ttdeci">static void init(viennacl::ocl::context &ctx)</div><div class="ttdef"><b>Definition:</b> <a href="linalg_2opencl_2kernels_2ell__matrix_8hpp_source.html#l00188">ell_matrix.hpp:188</a></div></div>
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