1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
|
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.8.6"/>
<title>ViennaCL - The Vienna Computing Library: examples/tutorial/blas3range.cpp Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="navtree.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="resize.js"></script>
<script type="text/javascript" src="navtree.js"></script>
<script type="text/javascript">
$(document).ready(initResizable);
$(window).load(resizeHeight);
</script>
<link href="search/search.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="search/search.js"></script>
<script type="text/javascript">
$(document).ready(function() { searchBox.OnSelectItem(0); });
</script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td style="padding-left: 0.5em;">
<div id="projectname">ViennaCL - The Vienna Computing Library
 <span id="projectnumber">1.7.1</span>
</div>
<div id="projectbrief">Free open-source GPU-accelerated linear algebra and solver library.</div>
</td>
<td> <div id="MSearchBox" class="MSearchBoxInactive">
<span class="left">
<img id="MSearchSelect" src="search/mag_sel.png"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
alt=""/>
<input type="text" id="MSearchField" value="Search" accesskey="S"
onfocus="searchBox.OnSearchFieldFocus(true)"
onblur="searchBox.OnSearchFieldFocus(false)"
onkeyup="searchBox.OnSearchFieldChange(event)"/>
</span><span class="right">
<a id="MSearchClose" href="javascript:searchBox.CloseResultsWindow()"><img id="MSearchCloseImg" border="0" src="search/close.png" alt=""/></a>
</span>
</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.8.6 -->
<script type="text/javascript">
var searchBox = new SearchBox("searchBox", "search",false,'Search');
</script>
</div><!-- top -->
<div id="side-nav" class="ui-resizable side-nav-resizable">
<div id="nav-tree">
<div id="nav-tree-contents">
<div id="nav-sync" class="sync"></div>
</div>
</div>
<div id="splitbar" style="-moz-user-select:none;"
class="ui-resizable-handle">
</div>
</div>
<script type="text/javascript">
$(document).ready(function(){initNavTree('blas3range_8cpp_source.html','');});
</script>
<div id="doc-content">
<!-- window showing the filter options -->
<div id="MSearchSelectWindow"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
onkeydown="return searchBox.OnSearchSelectKey(event)">
<a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(0)"><span class="SelectionMark"> </span>All</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(1)"><span class="SelectionMark"> </span>Classes</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(2)"><span class="SelectionMark"> </span>Namespaces</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(3)"><span class="SelectionMark"> </span>Files</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(4)"><span class="SelectionMark"> </span>Functions</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(5)"><span class="SelectionMark"> </span>Variables</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(6)"><span class="SelectionMark"> </span>Typedefs</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(7)"><span class="SelectionMark"> </span>Enumerations</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(8)"><span class="SelectionMark"> </span>Enumerator</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(9)"><span class="SelectionMark"> </span>Friends</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(10)"><span class="SelectionMark"> </span>Macros</a><a class="SelectItem" href="javascript:void(0)" onclick="searchBox.OnSelectItem(11)"><span class="SelectionMark"> </span>Pages</a></div>
<!-- iframe showing the search results (closed by default) -->
<div id="MSearchResultsWindow">
<iframe src="javascript:void(0)" frameborder="0"
name="MSearchResults" id="MSearchResults">
</iframe>
</div>
<div class="header">
<div class="headertitle">
<div class="title">blas3range.cpp</div> </div>
</div><!--header-->
<div class="contents">
<a href="blas3range_8cpp.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="comment">/* =========================================================================</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> Copyright (c) 2010-2016, Institute for Microelectronics,</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> Institute for Analysis and Scientific Computing,</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> TU Wien.</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> Portions of this software are copyright by UChicago Argonne, LLC.</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"></span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> -----------------</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> ViennaCL - The Vienna Computing Library</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"> Project Head: Karl Rupp rupp@iue.tuwien.ac.at</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"> (A list of authors and contributors can be found in the PDF manual)</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"></span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> License: MIT (X11), see file LICENSE in the base directory</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">============================================================================= */</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> </div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">/*</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> <span class="comment">* Tutorial: BLAS level 3 functionality on sub-matrices (blas3range.cpp and blas3range.cu are identical, the latter being required for compilation using CUDA nvcc)</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">*</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">*/</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">//disable debug mechanisms to have a fair comparison with ublas:</span></div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#ifndef NDEBUG</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"><a class="line" href="blas3range_8cpp.html#a8de3ed741dadc9c979a4ff17c0a9116e"> 26</a></span> <span class="preprocessor"> #define NDEBUG</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment">//</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">// include necessary system headers</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment">//</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include <iostream></span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment">//</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment">// ublas includes</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment">//</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#include <boost/numeric/ublas/io.hpp></span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#include <boost/numeric/ublas/triangular.hpp></span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include <boost/numeric/ublas/matrix_sparse.hpp></span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#include <boost/numeric/ublas/matrix.hpp></span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#include <boost/numeric/ublas/matrix_proxy.hpp></span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#include <boost/numeric/ublas/lu.hpp></span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#include <boost/numeric/ublas/io.hpp></span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> </div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment">// Must be set if you want to use ViennaCL algorithms on ublas objects</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="blas3range_8cpp.html#af9d2311f8dd8c5536101e46f1351df56"> 48</a></span> <span class="preprocessor">#define VIENNACL_WITH_UBLAS 1</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> </div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment">//</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment">// ViennaCL includes</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment">//</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor">#include "<a class="code" href="scalar_8hpp.html">viennacl/scalar.hpp</a>"</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#include "<a class="code" href="vector_8hpp.html">viennacl/vector.hpp</a>"</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor">#include "<a class="code" href="matrix_8hpp.html">viennacl/matrix.hpp</a>"</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor">#include "<a class="code" href="prod_8hpp.html">viennacl/linalg/prod.hpp</a>"</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor">#include "<a class="code" href="matrix__proxy_8hpp.html">viennacl/matrix_proxy.hpp</a>"</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor">#include "<a class="code" href="random_8hpp.html">viennacl/tools/random.hpp</a>"</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="preprocessor">#include "<a class="code" href="timer_8hpp.html">viennacl/tools/timer.hpp</a>"</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> </div>
<div class="line"><a name="l00061"></a><span class="lineno"><a class="line" href="blas3range_8cpp.html#a182e37b13d9e73b3fa8226df1fce81cd"> 61</a></span> <span class="preprocessor">#define BLAS3_MATRIX_SIZE 1500</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> </div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="keyword">using namespace </span>boost::numeric;</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div>
<div class="line"><a name="l00065"></a><span class="lineno"><a class="line" href="blas3range_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4"> 65</a></span> <span class="keywordtype">int</span> <a class="code" href="blas3range_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main</a>()</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> {</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keyword">typedef</span> <span class="keywordtype">float</span> <a class="code" href="fft__1d_8cpp.html#ad5c19ca4f47d3f8ec21232a5af2624e5">ScalarType</a>;</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>  <a class="code" href="classviennacl_1_1tools_1_1timer.html">viennacl::tools::timer</a> timer;</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordtype">double</span> exec_time;</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> </div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <a class="code" href="classviennacl_1_1tools_1_1uniform__random__numbers.html">viennacl::tools::uniform_random_numbers<ScalarType></a> randomNumber;</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> </div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="comment">// Set up some ublas objects</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  ublas::matrix<ScalarType> ublas_A(<a class="code" href="blas3range_8cpp.html#a182e37b13d9e73b3fa8226df1fce81cd">BLAS3_MATRIX_SIZE</a>, <a class="code" href="blas3range_8cpp.html#a182e37b13d9e73b3fa8226df1fce81cd">BLAS3_MATRIX_SIZE</a>);</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  ublas::matrix<ScalarType, ublas::column_major> ublas_B(<a class="code" href="blas3range_8cpp.html#a182e37b13d9e73b3fa8226df1fce81cd">BLAS3_MATRIX_SIZE</a>, <a class="code" href="blas3range_8cpp.html#a182e37b13d9e73b3fa8226df1fce81cd">BLAS3_MATRIX_SIZE</a>);</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  ublas::matrix<ScalarType> ublas_C(<a class="code" href="blas3range_8cpp.html#a182e37b13d9e73b3fa8226df1fce81cd">BLAS3_MATRIX_SIZE</a>, <a class="code" href="blas3range_8cpp.html#a182e37b13d9e73b3fa8226df1fce81cd">BLAS3_MATRIX_SIZE</a>);</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  ublas::matrix<ScalarType> ublas_C1(<a class="code" href="blas3range_8cpp.html#a182e37b13d9e73b3fa8226df1fce81cd">BLAS3_MATRIX_SIZE</a>, <a class="code" href="blas3range_8cpp.html#a182e37b13d9e73b3fa8226df1fce81cd">BLAS3_MATRIX_SIZE</a>);</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  ublas::matrix<ScalarType> ublas_C2(<a class="code" href="blas3range_8cpp.html#a182e37b13d9e73b3fa8226df1fce81cd">BLAS3_MATRIX_SIZE</a>, <a class="code" href="blas3range_8cpp.html#a182e37b13d9e73b3fa8226df1fce81cd">BLAS3_MATRIX_SIZE</a>);</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="comment">// One alternative: Put the matrices into a contiguous block of memory (allows to use viennacl::fast_copy(), avoiding temporary memory)</span></div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  std::vector<ScalarType> stl_A(<a class="code" href="blas3range_8cpp.html#a182e37b13d9e73b3fa8226df1fce81cd">BLAS3_MATRIX_SIZE</a> * <a class="code" href="blas3range_8cpp.html#a182e37b13d9e73b3fa8226df1fce81cd">BLAS3_MATRIX_SIZE</a>);</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  std::vector<ScalarType> stl_B(BLAS3_MATRIX_SIZE * BLAS3_MATRIX_SIZE);</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  std::vector<ScalarType> stl_C(BLAS3_MATRIX_SIZE * BLAS3_MATRIX_SIZE);</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> </div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="comment">// Fill the matrix</span></div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = 0; i < ublas_A.size1(); ++i)</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> j = 0; j < ublas_A.size2(); ++j)</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>  ublas_A(i,j) = randomNumber();</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  stl_A[i*ublas_A.size2() + j] = ublas_A(i,j);</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  }</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = 0; i < ublas_B.size1(); ++i)</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> j = 0; j < ublas_B.size2(); ++j)</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  {</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  ublas_B(i,j) = randomNumber();</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  stl_B[i + j*ublas_B.size1()] = ublas_B(i,j);</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  }</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> </div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <a class="code" href="namespaceviennacl.html#ae92c62d9fd59870c1f6b881e391d32aa">ublas::range</a> ublas_r1(1, BLAS3_MATRIX_SIZE-1);</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <a class="code" href="namespaceviennacl.html#ae92c62d9fd59870c1f6b881e391d32aa">ublas::range</a> ublas_r2(2, BLAS3_MATRIX_SIZE-2);</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  ublas::matrix_range< ublas::matrix<ScalarType> > ublas_A_sub(ublas_A, ublas_r1, ublas_r2);</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  ublas::matrix_range< ublas::matrix<ScalarType, ublas::column_major> > ublas_B_sub(ublas_B, ublas_r2, ublas_r1);</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  ublas::matrix_range< ublas::matrix<ScalarType> > ublas_C_sub(ublas_C, ublas_r1, ublas_r1);</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="comment">// Set up some ViennaCL objects</span></div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="comment">//viennacl::ocl::set_context_device_type(0, viennacl::ocl::gpu_tag()); //uncomment this is you wish to use GPUs only</span></div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <a class="code" href="classviennacl_1_1matrix.html">viennacl::matrix<ScalarType></a> vcl_A(BLAS3_MATRIX_SIZE, BLAS3_MATRIX_SIZE);</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <a class="code" href="classviennacl_1_1matrix.html">viennacl::matrix<ScalarType, viennacl::column_major></a> vcl_B(BLAS3_MATRIX_SIZE, BLAS3_MATRIX_SIZE);</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  <a class="code" href="classviennacl_1_1matrix.html">viennacl::matrix<ScalarType></a> vcl_C(BLAS3_MATRIX_SIZE, BLAS3_MATRIX_SIZE);</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> </div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <a class="code" href="classviennacl_1_1basic__range.html">viennacl::range</a> vcl_r1(1, BLAS3_MATRIX_SIZE-1);</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <a class="code" href="classviennacl_1_1basic__range.html">viennacl::range</a> vcl_r2(2, BLAS3_MATRIX_SIZE-2);</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <a class="code" href="classviennacl_1_1matrix__range.html">viennacl::matrix_range< viennacl::matrix<ScalarType></a> > vcl_A_sub(vcl_A, vcl_r1, vcl_r2);</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <a class="code" href="classviennacl_1_1matrix__range.html">viennacl::matrix_range< viennacl::matrix<ScalarType, viennacl::column_major></a> > vcl_B_sub(vcl_B, vcl_r2, vcl_r1);</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <a class="code" href="classviennacl_1_1matrix__range.html">viennacl::matrix_range< viennacl::matrix<ScalarType></a> > vcl_C_sub(vcl_C, vcl_r1, vcl_r1);</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>  ublas_C.clear();</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <a class="code" href="namespaceviennacl.html#a10b7f8cf6b8864a7aa196d670481a453">viennacl::copy</a>(ublas_C, vcl_C);</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</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>  <span class="comment">//</span></div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="comment">// Compute reference product using ublas:</span></div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  std::cout << <span class="stringliteral">"--- Computing matrix-matrix product using ublas ---"</span> << std::endl;</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  timer.<a class="code" href="classviennacl_1_1tools_1_1timer.html#ac3e360cdcecfb05861baa2800e4f2888">start</a>();</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  ublas_C_sub = <a class="code" href="sparse__prod_8cpp.html#a2c8637b3d6a972d1d8fd85fb3089c6da">ublas::prod</a>(ublas_A_sub, ublas_B_sub);</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  exec_time = timer.<a class="code" href="classviennacl_1_1tools_1_1timer.html#af44313f16c89e97704c90b1ebcc17bca">get</a>();</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  std::cout << <span class="stringliteral">" - Execution time: "</span> << exec_time << std::endl;</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> </div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="comment">//std::cout << ublas_C << std::endl;</span></div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> </div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="comment">// Now iterate over all OpenCL devices in the context and compute the matrix-matrix product</span></div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  std::cout << std::endl << <span class="stringliteral">"--- Computing matrix-matrix product on each available compute device using ViennaCL ---"</span> << std::endl;</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  std::vector<viennacl::ocl::device> devices = <a class="code" href="namespaceviennacl_1_1ocl.html#a16fc917445ce2010e7b16fbc968771b7">viennacl::ocl::current_context</a>().<a class="code" href="classviennacl_1_1ocl_1_1context.html#a122abd131e682733ff44bdf480365ba2">devices</a>();</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">for</span> (std::size_t i=0; i<devices.size(); ++i)</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>  <a class="code" href="namespaceviennacl_1_1ocl.html#a16fc917445ce2010e7b16fbc968771b7">viennacl::ocl::current_context</a>().<a class="code" href="classviennacl_1_1ocl_1_1context.html#a85373fa81be824eef324579bf429d201">switch_device</a>(devices[i]);</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  std::cout << <span class="stringliteral">" - Device Name: "</span> << <a class="code" href="namespaceviennacl_1_1ocl.html#ac54d59a74deaccec81f64e738b856348">viennacl::ocl::current_device</a>().<a class="code" href="classviennacl_1_1ocl_1_1device.html#a204d0038c694efb1b006bd768008da8f">name</a>() << std::endl;</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>  <span class="comment">//viennacl::copy(ublas_A, vcl_A);</span></div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="comment">//viennacl::copy(ublas_B, vcl_B);</span></div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <a class="code" href="namespaceviennacl.html#aaa5c8726b45bc89a523ca2fa8c42107a">viennacl::fast_copy</a>(&(stl_A[0]),</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  &(stl_A[0]) + stl_A.size(),</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  vcl_A);</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <a class="code" href="namespaceviennacl.html#aaa5c8726b45bc89a523ca2fa8c42107a">viennacl::fast_copy</a>(&(stl_B[0]),</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  &(stl_B[0]) + stl_B.size(),</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  vcl_B);</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  vcl_C_sub = <a class="code" href="namespaceviennacl_1_1linalg.html#aa18d10f8a90e38bd9ff43c650fc670ef">viennacl::linalg::prod</a>(vcl_A_sub, vcl_B_sub);</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <a class="code" href="namespaceviennacl_1_1ocl.html#ac7871671987d322a8766aea79b1cd17a">viennacl::ocl::get_queue</a>().<a class="code" href="classviennacl_1_1ocl_1_1command__queue.html#ae2e51d158444a51341af30cebc5cf88b">finish</a>();</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  timer.<a class="code" href="classviennacl_1_1tools_1_1timer.html#ac3e360cdcecfb05861baa2800e4f2888">start</a>();</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  vcl_C_sub = <a class="code" href="namespaceviennacl_1_1linalg.html#aa18d10f8a90e38bd9ff43c650fc670ef">viennacl::linalg::prod</a>(vcl_A_sub, vcl_B_sub);</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <a class="code" href="namespaceviennacl_1_1ocl.html#ac7871671987d322a8766aea79b1cd17a">viennacl::ocl::get_queue</a>().<a class="code" href="classviennacl_1_1ocl_1_1command__queue.html#ae2e51d158444a51341af30cebc5cf88b">finish</a>();</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  exec_time = timer.<a class="code" href="classviennacl_1_1tools_1_1timer.html#af44313f16c89e97704c90b1ebcc17bca">get</a>();</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  std::cout << <span class="stringliteral">" - Execution time on device (no setup time included): "</span> << exec_time << std::endl;</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  std::cout << <span class="stringliteral">" - GFLOPs: "</span> << (vcl_A.<a class="code" href="classviennacl_1_1matrix__base.html#a24e4f5fa27a1af5ad47e52a97c065d68">size1</a>() / 1000.0) * (vcl_A.<a class="code" href="classviennacl_1_1matrix__base.html#a4348766b3b9cb049f7acd6a795272dbe">size2</a>() / 1000.0) * (vcl_B.<a class="code" href="classviennacl_1_1matrix__base.html#a4348766b3b9cb049f7acd6a795272dbe">size2</a>() / 1000.0) / exec_time << std::endl;</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> </div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="comment">//std::cout << vcl_C << std::endl;</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">//</span></div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="comment">// Verify the result</span></div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="comment">//viennacl::copy(vcl_C, ublas_C1);</span></div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <a class="code" href="namespaceviennacl.html#aaa5c8726b45bc89a523ca2fa8c42107a">viennacl::fast_copy</a>(vcl_C, &(stl_C[0]));</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = 0; i < ublas_C1.size1(); ++i)</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> j = 0; j < ublas_C1.size2(); ++j)</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  ublas_C1(i,j) = stl_C[i * ublas_C1.size2() + j];</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> </div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  std::cout << <span class="stringliteral">" - Checking result... "</span>;</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordtype">bool</span> check_ok = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i = 0; i < ublas_A.size1(); ++i)</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>  <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> j = 0; j < ublas_A.size2(); ++j)</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  {</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordflow">if</span> ( fabs(ublas_C1(i,j) - ublas_C(i,j)) / ublas_C(i,j) > 1e-4 )</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  {</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  check_ok = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</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>  <span class="keywordflow">if</span> (!check_ok)</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  }</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keywordflow">if</span> (check_ok)</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  std::cout << <span class="stringliteral">"[OK]"</span> << std::endl << std::endl;</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  std::cout << <span class="stringliteral">"[FAILED]"</span> << std::endl << std::endl;</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> </div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  }</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> </div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="comment">// That's it.</span></div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  std::cout << <span class="stringliteral">"!!!! TUTORIAL COMPLETED SUCCESSFULLY !!!!"</span> << std::endl;</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keywordflow">return</span> EXIT_SUCCESS;</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> }</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> </div>
<div class="ttc" id="classviennacl_1_1tools_1_1timer_html"><div class="ttname"><a href="classviennacl_1_1tools_1_1timer.html">viennacl::tools::timer</a></div><div class="ttdoc">Simple timer class based on gettimeofday (POSIX) or QueryPerformanceCounter (Windows). </div><div class="ttdef"><b>Definition:</b> <a href="timer_8hpp_source.html#l00090">timer.hpp:90</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1command__queue_html_ae2e51d158444a51341af30cebc5cf88b"><div class="ttname"><a href="classviennacl_1_1ocl_1_1command__queue.html#ae2e51d158444a51341af30cebc5cf88b">viennacl::ocl::command_queue::finish</a></div><div class="ttdeci">void finish() const </div><div class="ttdoc">Waits until all kernels in the queue have finished their execution. </div><div class="ttdef"><b>Definition:</b> <a href="command__queue_8hpp_source.html#l00070">command_queue.hpp:70</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_a85373fa81be824eef324579bf429d201"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a85373fa81be824eef324579bf429d201">viennacl::ocl::context::switch_device</a></div><div class="ttdeci">void switch_device(vcl_size_t i)</div><div class="ttdoc">Switches the current device to the i-th device in this context. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00119">context.hpp:119</a></div></div>
<div class="ttc" id="prod_8hpp_html"><div class="ttname"><a href="prod_8hpp.html">prod.hpp</a></div><div class="ttdoc">Generic interface for matrix-vector and matrix-matrix products. See viennacl/linalg/vector_operations...</div></div>
<div class="ttc" id="matrix_8hpp_html"><div class="ttname"><a href="matrix_8hpp.html">matrix.hpp</a></div><div class="ttdoc">Implementation of the dense matrix class. </div></div>
<div class="ttc" id="namespaceviennacl_1_1ocl_html_a16fc917445ce2010e7b16fbc968771b7"><div class="ttname"><a href="namespaceviennacl_1_1ocl.html#a16fc917445ce2010e7b16fbc968771b7">viennacl::ocl::current_context</a></div><div class="ttdeci">viennacl::ocl::context & current_context()</div><div class="ttdoc">Convenience function for returning the current context. </div><div class="ttdef"><b>Definition:</b> <a href="backend_8hpp_source.html#l00213">backend.hpp:213</a></div></div>
<div class="ttc" id="classviennacl_1_1matrix_html"><div class="ttname"><a href="classviennacl_1_1matrix.html">viennacl::matrix</a></div><div class="ttdoc">A dense matrix class. </div><div class="ttdef"><b>Definition:</b> <a href="forwards_8h_source.html#l00375">forwards.h:375</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1ocl_html_ac54d59a74deaccec81f64e738b856348"><div class="ttname"><a href="namespaceviennacl_1_1ocl.html#ac54d59a74deaccec81f64e738b856348">viennacl::ocl::current_device</a></div><div class="ttdeci">viennacl::ocl::device const & current_device()</div><div class="ttdoc">Convenience function for returning the active device in the current context. </div><div class="ttdef"><b>Definition:</b> <a href="backend_8hpp_source.html#l00351">backend.hpp:351</a></div></div>
<div class="ttc" id="namespaceviennacl_html_ae92c62d9fd59870c1f6b881e391d32aa"><div class="ttname"><a href="namespaceviennacl.html#ae92c62d9fd59870c1f6b881e391d32aa">viennacl::range</a></div><div class="ttdeci">basic_range range</div><div class="ttdef"><b>Definition:</b> <a href="forwards_8h_source.html#l00424">forwards.h:424</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1linalg_html_aa18d10f8a90e38bd9ff43c650fc670ef"><div class="ttname"><a href="namespaceviennacl_1_1linalg.html#aa18d10f8a90e38bd9ff43c650fc670ef">viennacl::linalg::prod</a></div><div class="ttdeci">VectorT prod(std::vector< std::vector< T, A1 >, A2 > const &matrix, VectorT const &vector)</div><div class="ttdef"><b>Definition:</b> <a href="prod_8hpp_source.html#l00102">prod.hpp:102</a></div></div>
<div class="ttc" id="classviennacl_1_1tools_1_1uniform__random__numbers_html"><div class="ttname"><a href="classviennacl_1_1tools_1_1uniform__random__numbers.html">viennacl::tools::uniform_random_numbers</a></div><div class="ttdoc">Random number generator for returning uniformly distributed values in the closed interval [0...</div><div class="ttdef"><b>Definition:</b> <a href="random_8hpp_source.html#l00044">random.hpp:44</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1ocl_html_ac7871671987d322a8766aea79b1cd17a"><div class="ttname"><a href="namespaceviennacl_1_1ocl.html#ac7871671987d322a8766aea79b1cd17a">viennacl::ocl::get_queue</a></div><div class="ttdeci">viennacl::ocl::command_queue & get_queue()</div><div class="ttdoc">Convenience function for getting the default queue for the currently active device in the active cont...</div><div class="ttdef"><b>Definition:</b> <a href="backend_8hpp_source.html#l00320">backend.hpp:320</a></div></div>
<div class="ttc" id="classviennacl_1_1matrix__base_html_a4348766b3b9cb049f7acd6a795272dbe"><div class="ttname"><a href="classviennacl_1_1matrix__base.html#a4348766b3b9cb049f7acd6a795272dbe">viennacl::matrix_base< NumericT >::size2</a></div><div class="ttdeci">size_type size2() const</div><div class="ttdoc">Returns the number of columns. </div><div class="ttdef"><b>Definition:</b> <a href="matrix__def_8hpp_source.html#l00226">matrix_def.hpp:226</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1device_html_a204d0038c694efb1b006bd768008da8f"><div class="ttname"><a href="classviennacl_1_1ocl_1_1device.html#a204d0038c694efb1b006bd768008da8f">viennacl::ocl::device::name</a></div><div class="ttdeci">std::string name() const </div><div class="ttdoc">Device name string. </div><div class="ttdef"><b>Definition:</b> <a href="device_8hpp_source.html#l00566">device.hpp:566</a></div></div>
<div class="ttc" id="classviennacl_1_1matrix__base_html_a24e4f5fa27a1af5ad47e52a97c065d68"><div class="ttname"><a href="classviennacl_1_1matrix__base.html#a24e4f5fa27a1af5ad47e52a97c065d68">viennacl::matrix_base< NumericT >::size1</a></div><div class="ttdeci">size_type size1() const</div><div class="ttdoc">Returns the number of rows. </div><div class="ttdef"><b>Definition:</b> <a href="matrix__def_8hpp_source.html#l00224">matrix_def.hpp:224</a></div></div>
<div class="ttc" id="blas3range_8cpp_html_a182e37b13d9e73b3fa8226df1fce81cd"><div class="ttname"><a href="blas3range_8cpp.html#a182e37b13d9e73b3fa8226df1fce81cd">BLAS3_MATRIX_SIZE</a></div><div class="ttdeci">#define BLAS3_MATRIX_SIZE</div><div class="ttdef"><b>Definition:</b> <a href="blas3range_8cpp_source.html#l00061">blas3range.cpp:61</a></div></div>
<div class="ttc" id="timer_8hpp_html"><div class="ttname"><a href="timer_8hpp.html">timer.hpp</a></div><div class="ttdoc">A simple, yet (mostly) sufficiently accurate timer for benchmarking and profiling. </div></div>
<div class="ttc" id="matrix__proxy_8hpp_html"><div class="ttname"><a href="matrix__proxy_8hpp.html">matrix_proxy.hpp</a></div><div class="ttdoc">Proxy classes for matrices. </div></div>
<div class="ttc" id="sparse__prod_8cpp_html_a2c8637b3d6a972d1d8fd85fb3089c6da"><div class="ttname"><a href="sparse__prod_8cpp.html#a2c8637b3d6a972d1d8fd85fb3089c6da">prod</a></div><div class="ttdeci">void prod(std::vector< std::map< IndexT, NumericT > > const &stl_A, std::vector< std::map< IndexT, NumericT > > const &stl_B, std::vector< std::map< IndexT, NumericT > > &stl_C)</div><div class="ttdef"><b>Definition:</b> <a href="sparse__prod_8cpp_source.html#l00114">sparse_prod.cpp:114</a></div></div>
<div class="ttc" id="vector_8hpp_html"><div class="ttname"><a href="vector_8hpp.html">vector.hpp</a></div><div class="ttdoc">The vector type with operator-overloads and proxy classes is defined here. Linear algebra operations ...</div></div>
<div class="ttc" id="namespaceviennacl_html_a10b7f8cf6b8864a7aa196d670481a453"><div class="ttname"><a href="namespaceviennacl.html#a10b7f8cf6b8864a7aa196d670481a453">viennacl::copy</a></div><div class="ttdeci">void copy(std::vector< NumericT > &cpu_vec, circulant_matrix< NumericT, AlignmentV > &gpu_mat)</div><div class="ttdoc">Copies a circulant matrix from the std::vector to the OpenCL device (either GPU or multi-core CPU) ...</div><div class="ttdef"><b>Definition:</b> <a href="circulant__matrix_8hpp_source.html#l00150">circulant_matrix.hpp:150</a></div></div>
<div class="ttc" id="random_8hpp_html"><div class="ttname"><a href="random_8hpp.html">random.hpp</a></div><div class="ttdoc">A small collection of sequential random number generators. </div></div>
<div class="ttc" id="classviennacl_1_1basic__range_html"><div class="ttname"><a href="classviennacl_1_1basic__range.html">viennacl::basic_range</a></div><div class="ttdoc">A range class that refers to an interval [start, stop), where 'start' is included, and 'stop' is excluded. </div><div class="ttdef"><b>Definition:</b> <a href="forwards_8h_source.html#l00424">forwards.h:424</a></div></div>
<div class="ttc" id="fft__1d_8cpp_html_ad5c19ca4f47d3f8ec21232a5af2624e5"><div class="ttname"><a href="fft__1d_8cpp.html#ad5c19ca4f47d3f8ec21232a5af2624e5">ScalarType</a></div><div class="ttdeci">float ScalarType</div><div class="ttdef"><b>Definition:</b> <a href="fft__1d_8cpp_source.html#l00042">fft_1d.cpp:42</a></div></div>
<div class="ttc" id="blas3range_8cpp_html_ae66f6b31b5ad750f1fe042a706a4e3d4"><div class="ttname"><a href="blas3range_8cpp.html#ae66f6b31b5ad750f1fe042a706a4e3d4">main</a></div><div class="ttdeci">int main()</div><div class="ttdef"><b>Definition:</b> <a href="blas3range_8cpp_source.html#l00065">blas3range.cpp:65</a></div></div>
<div class="ttc" id="classviennacl_1_1tools_1_1timer_html_af44313f16c89e97704c90b1ebcc17bca"><div class="ttname"><a href="classviennacl_1_1tools_1_1timer.html#af44313f16c89e97704c90b1ebcc17bca">viennacl::tools::timer::get</a></div><div class="ttdeci">double get() const </div><div class="ttdef"><b>Definition:</b> <a href="timer_8hpp_source.html#l00104">timer.hpp:104</a></div></div>
<div class="ttc" id="classviennacl_1_1matrix__range_html"><div class="ttname"><a href="classviennacl_1_1matrix__range.html">viennacl::matrix_range</a></div><div class="ttdoc">Class for representing non-strided submatrices of a bigger matrix A. </div><div class="ttdef"><b>Definition:</b> <a href="forwards_8h_source.html#l00440">forwards.h:440</a></div></div>
<div class="ttc" id="classviennacl_1_1tools_1_1timer_html_ac3e360cdcecfb05861baa2800e4f2888"><div class="ttname"><a href="classviennacl_1_1tools_1_1timer.html#ac3e360cdcecfb05861baa2800e4f2888">viennacl::tools::timer::start</a></div><div class="ttdeci">void start()</div><div class="ttdef"><b>Definition:</b> <a href="timer_8hpp_source.html#l00097">timer.hpp:97</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_a122abd131e682733ff44bdf480365ba2"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a122abd131e682733ff44bdf480365ba2">viennacl::ocl::context::devices</a></div><div class="ttdeci">std::vector< viennacl::ocl::device > const & devices() const </div><div class="ttdoc">Returns a vector with all devices in this context. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00106">context.hpp:106</a></div></div>
<div class="ttc" id="scalar_8hpp_html"><div class="ttname"><a href="scalar_8hpp.html">scalar.hpp</a></div><div class="ttdoc">Implementation of the ViennaCL scalar class. </div></div>
<div class="ttc" id="namespaceviennacl_html_aaa5c8726b45bc89a523ca2fa8c42107a"><div class="ttname"><a href="namespaceviennacl.html#aaa5c8726b45bc89a523ca2fa8c42107a">viennacl::fast_copy</a></div><div class="ttdeci">void fast_copy(const const_vector_iterator< SCALARTYPE, ALIGNMENT > &gpu_begin, const const_vector_iterator< SCALARTYPE, ALIGNMENT > &gpu_end, CPU_ITERATOR cpu_begin)</div></div>
</div><!-- fragment --></div><!-- contents -->
</div><!-- doc-content -->
<!-- start footer part -->
<div id="nav-path" class="navpath"><!-- id is needed for treeview function! -->
<ul>
<li class="navelem"><a class="el" href="dir_e6cbf65cd48c4de0cbf6207c238fcdc2.html">examples</a></li><li class="navelem"><a class="el" href="dir_a5d754652166e9a81bc9a52ffaf77760.html">tutorial</a></li><li class="navelem"><a class="el" href="blas3range_8cpp.html">blas3range.cpp</a></li>
<li class="footer">Generated on Wed Jan 20 2016 22:32:38 for ViennaCL - The Vienna Computing Library by
<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.6 </li>
</ul>
</div>
</body>
</html>
|
