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<div class="title">context.hpp</div> </div>
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<a href="ocl_2context_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_OCL_CONTEXT_HPP_</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#define VIENNACL_OCL_CONTEXT_HPP_</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> </div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">/* =========================================================================</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> Copyright (c) 2010-2016, Institute for Microelectronics,</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> Institute for Analysis and Scientific Computing,</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> TU Wien.</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> Portions of this software are copyright by UChicago Argonne, LLC.</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"></span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> -----------------</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"> ViennaCL - The Vienna Computing Library</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> -----------------</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"></span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> Project Head: Karl Rupp rupp@iue.tuwien.ac.at</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"></span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"> (A list of authors and contributors can be found in the manual)</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"></span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> License: MIT (X11), see file LICENSE in the base directory</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">============================================================================= */</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> </div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#ifdef __APPLE__</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include <OpenCL/cl.h></span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <CL/cl.h></span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> </div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include <algorithm></span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include <fstream></span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include <vector></span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include <map></span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include <cstdlib></span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include "<a class="code" href="ocl_2forwards_8h.html">viennacl/ocl/forwards.h</a>"</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#include "<a class="code" href="error_8hpp.html">viennacl/ocl/error.hpp</a>"</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#include "<a class="code" href="ocl_2handle_8hpp.html">viennacl/ocl/handle.hpp</a>"</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#include "<a class="code" href="kernel_8hpp.html">viennacl/ocl/kernel.hpp</a>"</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include "<a class="code" href="program_8hpp.html">viennacl/ocl/program.hpp</a>"</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#include "<a class="code" href="device_8hpp.html">viennacl/ocl/device.hpp</a>"</span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#include "<a class="code" href="platform_8hpp.html">viennacl/ocl/platform.hpp</a>"</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#include "<a class="code" href="command__queue_8hpp.html">viennacl/ocl/command_queue.hpp</a>"</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#include "<a class="code" href="sha1_8hpp.html">viennacl/tools/sha1.hpp</a>"</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor">#include "<a class="code" href="shared__ptr_8hpp.html">viennacl/tools/shared_ptr.hpp</a>"</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="keyword">namespace </span>viennacl</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> {</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="keyword">namespace </span>ocl</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> {</div>
<div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html"> 55</a></span> <span class="keyword">class </span><a class="code" href="classviennacl_1_1ocl_1_1context.html">context</a></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> {</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keyword">typedef</span> std::vector< tools::shared_ptr<viennacl::ocl::program> > program_container_type;</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="keyword">public</span>:</div>
<div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a0f1a9e025d6fcdd44b21d8f80fa8c446"> 60</a></span>  <a class="code" href="classviennacl_1_1ocl_1_1context.html#a0f1a9e025d6fcdd44b21d8f80fa8c446">context</a>() : initialized_(false),</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  device_type_(CL_DEVICE_TYPE_DEFAULT),</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  current_device_id_(0),</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  default_device_num_(1),</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  pf_index_(0),</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  current_queue_id_(0)</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="keywordflow">if</span> (std::getenv(<span class="stringliteral">"VIENNACL_CACHE_PATH"</span>))</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  cache_path_ = std::getenv(<span class="stringliteral">"VIENNACL_CACHE_PATH"</span>);</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  cache_path_ = <span class="stringliteral">""</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> </div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> </div>
<div class="line"><a name="l00075"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a6aa5ef5cb563ed047ff72f286eb5718b"> 75</a></span>  std::string <a class="code" href="classviennacl_1_1ocl_1_1context.html#a6aa5ef5cb563ed047ff72f286eb5718b">cache_path</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> cache_path_; }</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> </div>
<div class="line"><a name="l00078"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#ac1cbe98ad9b39507daf6d616fedd9faf"> 78</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1ocl_1_1context.html#ac1cbe98ad9b39507daf6d616fedd9faf">cache_path</a>(std::string new_path) { cache_path_ = new_path; }</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> </div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> </div>
<div class="line"><a name="l00082"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#aa24993e6aa8c9d229fc76f03500dab79"> 82</a></span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> <a class="code" href="classviennacl_1_1ocl_1_1context.html#aa24993e6aa8c9d229fc76f03500dab79">default_device_num</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> default_device_num_; }</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div>
<div class="line"><a name="l00085"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#acc93998e7854314823a339d60989256b"> 85</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1ocl_1_1context.html#acc93998e7854314823a339d60989256b">default_device_num</a>(<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> new_num) { default_device_num_ = new_num; }</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div>
<div class="line"><a name="l00089"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a566dfbe8b8e1588ae21c50091682d1ce"> 89</a></span>  cl_device_type <a class="code" href="classviennacl_1_1ocl_1_1context.html#a566dfbe8b8e1588ae21c50091682d1ce">default_device_type</a>()</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  {</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">return</span> device_type_;</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> </div>
<div class="line"><a name="l00095"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#ae335105dfd69a228e80b7d223ffe3251"> 95</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1ocl_1_1context.html#ae335105dfd69a228e80b7d223ffe3251">default_device_type</a>(cl_device_type dtype)</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  {</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  std::cout << <span class="stringliteral">"ViennaCL: Setting new device type for context "</span> << h_ << std::endl;</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordflow">if</span> (!initialized_)</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  device_type_ = dtype; <span class="comment">//assume that the user provided a correct value</span></div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  }</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> </div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> </div>
<div class="line"><a name="l00106"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a122abd131e682733ff44bdf480365ba2"> 106</a></span>  std::vector<viennacl::ocl::device> <span class="keyword">const</span> & <a class="code" href="classviennacl_1_1ocl_1_1context.html#a122abd131e682733ff44bdf480365ba2">devices</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">return</span> devices_;</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  }</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> </div>
<div class="line"><a name="l00112"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#ab4d9064422cc8c183a14ad77c2a7b49b"> 112</a></span>  <a class="code" href="classviennacl_1_1ocl_1_1device.html">viennacl::ocl::device</a> <span class="keyword">const</span> & <a class="code" href="classviennacl_1_1ocl_1_1context.html#ab4d9064422cc8c183a14ad77c2a7b49b">current_device</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="comment">//std::cout << "Current device id in context: " << current_device_id_ << std::endl;</span></div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordflow">return</span> devices_[current_device_id_];</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  }</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> </div>
<div class="line"><a name="l00119"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a85373fa81be824eef324579bf429d201"> 119</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1ocl_1_1context.html#a85373fa81be824eef324579bf429d201">switch_device</a>(<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> i)</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>  assert(i < devices_.size() && bool(<span class="stringliteral">"Provided device index out of range!"</span>));</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  current_device_id_ = i;</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  }</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> </div>
<div class="line"><a name="l00126"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a4ad17f85bfc2e5715c9e327c40138d43"> 126</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1ocl_1_1context.html#a4ad17f85bfc2e5715c9e327c40138d43">switch_device</a>(<a class="code" href="classviennacl_1_1ocl_1_1device.html">viennacl::ocl::device</a> <span class="keyword">const</span> & d)</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  {</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  std::cout << <span class="stringliteral">"ViennaCL: Setting new current device for context "</span> << h_ << std::endl;</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordtype">bool</span> found = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordflow">for</span> (<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> i=0; i<devices_.size(); ++i)</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="keywordflow">if</span> (devices_[i] == d)</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  {</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  found = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  current_device_id_ = i;</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  }</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  }</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordflow">if</span> (found == <span class="keyword">false</span>)</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  std::cerr << <span class="stringliteral">"ViennaCL: Warning: Could not set device "</span> << d.<a class="code" href="classviennacl_1_1ocl_1_1device.html#a204d0038c694efb1b006bd768008da8f">name</a>() << <span class="stringliteral">" for context."</span> << std::endl;</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  }</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> </div>
<div class="line"><a name="l00146"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a7ccf3c2f3be355f39ea07cfea9600369"> 146</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1ocl_1_1context.html#a7ccf3c2f3be355f39ea07cfea9600369">add_device</a>(<a class="code" href="classviennacl_1_1ocl_1_1device.html">viennacl::ocl::device</a> <span class="keyword">const</span> & d)</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>  assert(!initialized_ && <span class="keywordtype">bool</span>(<span class="stringliteral">"Device must be added to context before it is initialized!"</span>));</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  std::cout << <span class="stringliteral">"ViennaCL: Adding new device to context "</span> << h_ << std::endl;</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordflow">if</span> (std::find(devices_.begin(), devices_.end(), d) == devices_.end())</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  devices_.push_back(d);</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  }</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> </div>
<div class="line"><a name="l00157"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a734307b352a0137c93f22cfebed89dfe"> 157</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1ocl_1_1context.html#a734307b352a0137c93f22cfebed89dfe">add_device</a>(cl_device_id d)</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>  assert(!initialized_ && <span class="keywordtype">bool</span>(<span class="stringliteral">"Device must be added to context before it is initialized!"</span>));</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <a class="code" href="classviennacl_1_1ocl_1_1context.html#a7ccf3c2f3be355f39ea07cfea9600369">add_device</a>(<a class="code" href="classviennacl_1_1ocl_1_1device.html">viennacl::ocl::device</a>(d));</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> </div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> </div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> </div>
<div class="line"><a name="l00167"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a7e593822095e5680fc8de44e34cb4131"> 167</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1ocl_1_1context.html#a7e593822095e5680fc8de44e34cb4131">init</a>()</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  {</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  init_new();</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  }</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> </div>
<div class="line"><a name="l00173"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a43602c712b8c33cf6c9c5eeebdbe0eb7"> 173</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1ocl_1_1context.html#a43602c712b8c33cf6c9c5eeebdbe0eb7">init</a>(cl_context c)</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>  init_existing(c);</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</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">/* void existing_context(cl_context context_id)</span></div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="comment"> {</span></div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="comment"> assert(!initialized_ && bool("ViennaCL: FATAL error: Provided a new context for an already initialized context."));</span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="comment"> #i#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="comment"> std::cout << "ViennaCL: Reusing existing context " << h_ << std::endl;</span></div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="comment"> #e#endif</span></div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="comment"> h_ = context_id;</span></div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="comment"> }*/</span></div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> </div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> </div>
<div class="line"><a name="l00196"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#ad14902e6145fc89fa77dc412c46eb58f"> 196</a></span>  cl_mem <a class="code" href="classviennacl_1_1ocl_1_1context.html#ad14902e6145fc89fa77dc412c46eb58f">create_memory_without_smart_handle</a>(cl_mem_flags flags, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="namespaceviennacl_1_1traits.html#aa2344ea20469f55fbc15a8e9526494d0">size</a>, <span class="keywordtype">void</span> * ptr = NULL)<span class="keyword"> const</span></div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  std::cout << <span class="stringliteral">"ViennaCL: Creating memory of size "</span> << size << <span class="stringliteral">" for context "</span> << h_ << <span class="stringliteral">" (unsafe, returning cl_mem directly)"</span> << std::endl;</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keywordflow">if</span> (ptr)</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  flags |= CL_MEM_COPY_HOST_PTR;</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  cl_int err;</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  cl_mem mem = clCreateBuffer(h_.<a class="code" href="classviennacl_1_1ocl_1_1handle.html#a5074caaee700015fc2d3b03540b01673">get</a>(), flags, <a class="code" href="namespaceviennacl_1_1traits.html#aa2344ea20469f55fbc15a8e9526494d0">size</a>, ptr, &err);</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <a class="code" href="error_8hpp.html#a44f070f54255e72eb40c75ebd72ea602">VIENNACL_ERR_CHECK</a>(err);</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="keywordflow">return</span> mem;</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  }</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> </div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> </div>
<div class="line"><a name="l00216"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#ac70d01bc7f8bd1f36c10eae811672d79"> 216</a></span>  <a class="code" href="classviennacl_1_1ocl_1_1handle.html">viennacl::ocl::handle<cl_mem></a> <a class="code" href="classviennacl_1_1ocl_1_1context.html#ac70d01bc7f8bd1f36c10eae811672d79">create_memory</a>(cl_mem_flags flags, <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="namespaceviennacl_1_1traits.html#aa2344ea20469f55fbc15a8e9526494d0">size</a>, <span class="keywordtype">void</span> * ptr = NULL)<span class="keyword"> const</span></div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="keywordflow">return</span> <a class="code" href="classviennacl_1_1ocl_1_1handle.html">viennacl::ocl::handle<cl_mem></a>(<a class="code" href="classviennacl_1_1ocl_1_1context.html#ad14902e6145fc89fa77dc412c46eb58f">create_memory_without_smart_handle</a>(flags, size, ptr), *<span class="keyword">this</span>);</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  }</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> </div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keyword">template</span>< <span class="keyword">typename</span> NumericT, <span class="keyword">typename</span> A, <span class="keyword">template</span><<span class="keyword">typename</span>, <span class="keyword">typename</span>> <span class="keyword">class </span>VectorType ></div>
<div class="line"><a name="l00227"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#ab82ee61d71620fda1a52b2500b090b06"> 227</a></span>  <a class="code" href="classviennacl_1_1ocl_1_1handle.html">viennacl::ocl::handle<cl_mem></a> <a class="code" href="classviennacl_1_1ocl_1_1context.html#ab82ee61d71620fda1a52b2500b090b06">create_memory</a>(cl_mem_flags flags, <span class="keyword">const</span> VectorType<NumericT, A> & buffer)<span class="keyword"> const</span></div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keywordflow">return</span> <a class="code" href="classviennacl_1_1ocl_1_1handle.html">viennacl::ocl::handle<cl_mem></a>(<a class="code" href="classviennacl_1_1ocl_1_1context.html#ad14902e6145fc89fa77dc412c46eb58f">create_memory_without_smart_handle</a>(flags, static_cast<cl_uint>(<span class="keyword">sizeof</span>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a>) * buffer.size()), (<span class="keywordtype">void</span>*)&buffer[0]), *<span class="keyword">this</span>);</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  }</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span> </div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span> </div>
<div class="line"><a name="l00235"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#afa14c1aacc2b9db5f14816d75fee0fc7"> 235</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1ocl_1_1context.html#afa14c1aacc2b9db5f14816d75fee0fc7">add_queue</a>(cl_device_id dev, cl_command_queue q)</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  {</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  std::cout << <span class="stringliteral">"ViennaCL: Adding existing queue "</span> << q << <span class="stringliteral">" for device "</span> << dev << <span class="stringliteral">" to context "</span> << h_ << std::endl;</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <a class="code" href="classviennacl_1_1ocl_1_1handle.html">viennacl::ocl::handle<cl_command_queue></a> queue_handle(q, *<span class="keyword">this</span>);</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  queues_[dev].push_back(<a class="code" href="classviennacl_1_1ocl_1_1command__queue.html">viennacl::ocl::command_queue</a>(queue_handle));</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  queues_[dev].back().handle().inc();</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  }</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span> </div>
<div class="line"><a name="l00246"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a3b505875590e899db5538daf05f74b05"> 246</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1ocl_1_1context.html#a3b505875590e899db5538daf05f74b05">add_queue</a>(cl_device_id dev)</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  {</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  std::cout << <span class="stringliteral">"ViennaCL: Adding new queue for device "</span> << dev << <span class="stringliteral">" to context "</span> << h_ << std::endl;</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  cl_int err;</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span> <span class="preprocessor">#ifdef VIENNACL_PROFILING_ENABLED</span></div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <a class="code" href="classviennacl_1_1ocl_1_1handle.html">viennacl::ocl::handle<cl_command_queue></a> temp(clCreateCommandQueue(h_.<a class="code" href="classviennacl_1_1ocl_1_1handle.html#a5074caaee700015fc2d3b03540b01673">get</a>(), dev, CL_QUEUE_PROFILING_ENABLE, &err), *<span class="keyword">this</span>);</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span> <span class="preprocessor">#else</span></div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <a class="code" href="classviennacl_1_1ocl_1_1handle.html">viennacl::ocl::handle<cl_command_queue></a> temp(clCreateCommandQueue(h_.<a class="code" href="classviennacl_1_1ocl_1_1handle.html#a5074caaee700015fc2d3b03540b01673">get</a>(), dev, 0, &err), *<span class="keyword">this</span>);</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <a class="code" href="error_8hpp.html#a44f070f54255e72eb40c75ebd72ea602">VIENNACL_ERR_CHECK</a>(err);</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> </div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  queues_[dev].push_back(<a class="code" href="classviennacl_1_1ocl_1_1command__queue.html">viennacl::ocl::command_queue</a>(temp));</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  }</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span> </div>
<div class="line"><a name="l00263"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a2579803294df7a517efc5551e02ca9ec"> 263</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1ocl_1_1context.html#a2579803294df7a517efc5551e02ca9ec">add_queue</a>(<a class="code" href="classviennacl_1_1ocl_1_1device.html">viennacl::ocl::device</a> d) { <a class="code" href="classviennacl_1_1ocl_1_1context.html#a2579803294df7a517efc5551e02ca9ec">add_queue</a>(d.<a class="code" href="classviennacl_1_1ocl_1_1device.html#a6d696f181b320d07bfc4a28189127476">id</a>()); }</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> </div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="comment">//get queue for default device:</span></div>
<div class="line"><a name="l00266"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#af4f7f70a51d069f7796bd9b4bb2a852a"> 266</a></span>  <a class="code" href="classviennacl_1_1ocl_1_1command__queue.html">viennacl::ocl::command_queue</a> & <a class="code" href="classviennacl_1_1ocl_1_1context.html#af4f7f70a51d069f7796bd9b4bb2a852a">get_queue</a>()</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  {</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  std::cout << <span class="stringliteral">"ViennaCL: Getting queue for device "</span> << devices_[current_device_id_].name() << <span class="stringliteral">" in context "</span> << h_ << std::endl;</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  std::cout << <span class="stringliteral">"ViennaCL: Current queue id "</span> << current_queue_id_ << std::endl;</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span> </div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="keywordflow">return</span> queues_[devices_[current_device_id_].id()][current_queue_id_];</div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  }</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span> </div>
<div class="line"><a name="l00276"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#ae77103e689b9a42771e7d66515c33995"> 276</a></span>  <a class="code" href="classviennacl_1_1ocl_1_1command__queue.html">viennacl::ocl::command_queue</a> <span class="keyword">const</span> & <a class="code" href="classviennacl_1_1ocl_1_1context.html#ae77103e689b9a42771e7d66515c33995">get_queue</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="keyword">typedef</span> std::map< cl_device_id, std::vector<viennacl::ocl::command_queue> > QueueContainer;</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span> </div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  std::cout << <span class="stringliteral">"ViennaCL: Getting const queue for device "</span> << devices_[current_device_id_].name() << <span class="stringliteral">" in context "</span> << h_ << std::endl;</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  std::cout << <span class="stringliteral">"ViennaCL: Current queue id "</span> << current_queue_id_ << std::endl;</div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span> </div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="comment">// find queue:</span></div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  QueueContainer::const_iterator it = queues_.find(devices_[current_device_id_].<span class="keywordtype">id</span>());</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="keywordflow">if</span> (it != queues_.end()) {</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  std::cout << <span class="stringliteral">"ViennaCL: Queue handle "</span> << (it->second)[current_queue_id_].<a class="code" href="classviennacl_1_1ocl_1_1context.html#a611d95b11db04230f63e37bfeae911db">handle</a>() << std::endl;</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="keywordflow">return</span> (it->second)[current_queue_id_];</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  }</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span> </div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="keywordflow">throw</span> <a class="code" href="classviennacl_1_1ocl_1_1queue__not__found.html">queue_not_found</a>(<span class="stringliteral">"Could not obtain current command queue"</span>);</div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span> </div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="comment">//return ((*it)->second)[current_queue_id_];</span></div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  }</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span> </div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="comment">//get a particular queue:</span></div>
<div class="line"><a name="l00301"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#ada9eb8e202ccdc281bd3a7400dc35806"> 301</a></span> <span class="comment"></span> <a class="code" href="classviennacl_1_1ocl_1_1command__queue.html">viennacl::ocl::command_queue</a> & <a class="code" href="classviennacl_1_1ocl_1_1context.html#ada9eb8e202ccdc281bd3a7400dc35806">get_queue</a>(cl_device_id dev, <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> i = 0)</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  {</div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="keywordflow">if</span> (i >= queues_[dev].<a class="code" href="namespaceviennacl_1_1traits.html#aa2344ea20469f55fbc15a8e9526494d0">size</a>())</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keywordflow">throw</span> <a class="code" href="classviennacl_1_1ocl_1_1invalid__command__queue.html">invalid_command_queue</a>();</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span> </div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  std::cout << <span class="stringliteral">"ViennaCL: Getting queue "</span> << i << <span class="stringliteral">" for device "</span> << dev << <span class="stringliteral">" in context "</span> << h_ << std::endl;</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> device_index;</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="keywordflow">for</span> (device_index = 0; device_index < devices_.size(); ++device_index)</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  {</div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="keywordflow">if</span> (devices_[device_index] == dev)</div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  }</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span> </div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  assert(device_index < devices_.size() && bool(<span class="stringliteral">"Device not within context"</span>));</div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span> </div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="keywordflow">return</span> queues_[devices_[device_index].id()][i];</div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  }</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span> </div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <span class="comment">// TODO: work out the const issues</span></div>
<div class="line"><a name="l00323"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#af6f574a9f1fb21a1ce68eeb567e04ca0"> 323</a></span>  <a class="code" href="classviennacl_1_1ocl_1_1command__queue.html">viennacl::ocl::command_queue</a> <span class="keyword">const</span> & <a class="code" href="classviennacl_1_1ocl_1_1context.html#af6f574a9f1fb21a1ce68eeb567e04ca0">current_queue</a>() <span class="comment">//const</span></div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  {</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <span class="keywordflow">return</span> queues_[devices_[current_device_id_].id()][current_queue_id_];</div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  }</div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span> </div>
<div class="line"><a name="l00329"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#aff857b8f638c200abfb06c35af0c45f3"> 329</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1ocl_1_1context.html#aff857b8f638c200abfb06c35af0c45f3">switch_queue</a>(<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> i)</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  {</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  assert(i < queues_[devices_[current_device_id_].<span class="keywordtype">id</span>()].<a class="code" href="namespaceviennacl_1_1traits.html#aa2344ea20469f55fbc15a8e9526494d0">size</a>() && <span class="keywordtype">bool</span>(<span class="stringliteral">"In class 'context': Provided queue index out of range for device!"</span>));</div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  current_queue_id_ = i;</div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  }</div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span> </div>
<div class="line"><a name="l00336"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a9a4b85b384428c041f357fb53ce18bdb"> 336</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1ocl_1_1context.html#a9a4b85b384428c041f357fb53ce18bdb">switch_queue</a>(<a class="code" href="classviennacl_1_1ocl_1_1command__queue.html">viennacl::ocl::command_queue</a> <span class="keyword">const</span> & q)</div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  {</div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  std::cout << <span class="stringliteral">"ViennaCL: Setting new current queue for context "</span> << h_ << std::endl;</div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="keywordtype">bool</span> found = <span class="keyword">false</span>;</div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="keyword">typedef</span> std::map< cl_device_id, std::vector<viennacl::ocl::command_queue> > QueueContainer;</div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span> </div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="comment">// For each device:</span></div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> j = 0;</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keywordflow">for</span> (QueueContainer::const_iterator it=queues_.begin(); it != queues_.end(); it++,j++)</div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  {</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keyword">const</span> std::vector<viennacl::ocl::command_queue> & qv = (it->second);</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  <span class="comment">// For each queue candidate</span></div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <span class="keywordflow">for</span> (<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> i=0; i<qv.size(); ++i)</div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  {</div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="keywordflow">if</span> (qv[i] == q)</div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  {</div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  found = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  current_device_id_ = j;</div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  current_queue_id_ = i;</div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  }</div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  }</div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  }</div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <span class="keywordflow">if</span> (found == <span class="keyword">false</span>)</div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  std::cerr << <span class="stringliteral">"ViennaCL: Warning: Could not set queue "</span> << q.<a class="code" href="classviennacl_1_1ocl_1_1command__queue.html#a670f2d080528e50d64d3912567708754">handle</a>().<a class="code" href="classviennacl_1_1ocl_1_1handle.html#a5074caaee700015fc2d3b03540b01673">get</a>() << <span class="stringliteral">" for context."</span> << std::endl;</div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  }</div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span> </div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span> </div>
<div class="line"><a name="l00368"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a9094ac71f0cdf80df698c0c84ebb483d"> 368</a></span>  <a class="code" href="classviennacl_1_1ocl_1_1program.html">viennacl::ocl::program</a> & <a class="code" href="classviennacl_1_1ocl_1_1context.html#a9094ac71f0cdf80df698c0c84ebb483d">add_program</a>(cl_program p, std::string <span class="keyword">const</span> & prog_name)</div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  {</div>
<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  programs_.push_back(<a class="code" href="classviennacl_1_1tools_1_1shared__ptr.html">tools::shared_ptr<ocl::program></a>(<span class="keyword">new</span> <a class="code" href="classviennacl_1_1ocl_1_1program.html">viennacl::ocl::program</a>(p, *<span class="keyword">this</span>, prog_name)));</div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  std::cout << <span class="stringliteral">"ViennaCL: Adding program '"</span> << prog_name << <span class="stringliteral">"' with cl_program to context "</span> << h_ << std::endl;</div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <span class="keywordflow">return</span> *programs_.back();</div>
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  }</div>
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span> </div>
<div class="line"><a name="l00379"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a93e86f0d0b9fbd725fcce5af704a45a0"> 379</a></span>  <a class="code" href="classviennacl_1_1ocl_1_1program.html">viennacl::ocl::program</a> & <a class="code" href="classviennacl_1_1ocl_1_1context.html#a93e86f0d0b9fbd725fcce5af704a45a0">add_program</a>(std::string <span class="keyword">const</span> & source, std::string <span class="keyword">const</span> & prog_name)</div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  {</div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> * source_text = source.c_str();</div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> source_size = source.size();</div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  cl_int err;</div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span> </div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  std::cout << <span class="stringliteral">"ViennaCL: Adding program '"</span> << prog_name << <span class="stringliteral">"' with source to context "</span> << h_ << std::endl;</div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span> </div>
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  cl_program temp = 0;</div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span> </div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  <span class="comment">// Retrieves the program in the cache</span></div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  <span class="keywordflow">if</span> (cache_path_.size())</div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  {</div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  std::cout << <span class="stringliteral">"ViennaCL: Cache at "</span> << cache_path_ << std::endl;</div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span> </div>
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  std::string prefix;</div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  <span class="keywordflow">for</span>(std::vector< viennacl::ocl::device >::const_iterator it = devices_.begin(); it != devices_.end(); ++it)</div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  prefix += it->name() + it->vendor() + it->driver_version();</div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  std::string <a class="code" href="namespaceviennacl_1_1tools.html#a9adc7cb5201fba46b10f6dbc70b2bc12">sha1</a> = <a class="code" href="namespaceviennacl_1_1tools.html#a9adc7cb5201fba46b10f6dbc70b2bc12">tools::sha1</a>(prefix + source);</div>
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span> </div>
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  std::ifstream cached((cache_path_+sha1).c_str(),std::ios::binary);</div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="keywordflow">if</span> (cached)</div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  {</div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> len;</div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  std::vector<unsigned char> buffer;</div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span> </div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  cached.read((<span class="keywordtype">char</span>*)&len, <span class="keyword">sizeof</span>(<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a>));</div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  buffer.resize(len);</div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  cached.read((<span class="keywordtype">char</span>*)(&buffer[0]), std::streamsize(len));</div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span> </div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  cl_int status;</div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  cl_device_id devid = devices_[0].id();</div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="keyword">const</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span> * bufdata = &buffer[0];</div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  temp = clCreateProgramWithBinary(h_.<a class="code" href="classviennacl_1_1ocl_1_1handle.html#a5074caaee700015fc2d3b03540b01673">get</a>(),1,&devid,&len, &bufdata,&status,&err);</div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <a class="code" href="error_8hpp.html#a44f070f54255e72eb40c75ebd72ea602">VIENNACL_ERR_CHECK</a>(err);</div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  }</div>
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  }</div>
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span> </div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <span class="keywordflow">if</span> (!temp)</div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  {</div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  temp = clCreateProgramWithSource(h_.<a class="code" href="classviennacl_1_1ocl_1_1handle.html#a5074caaee700015fc2d3b03540b01673">get</a>(), 1, (<span class="keyword">const</span> <span class="keywordtype">char</span> **)&source_text, &source_size, &err);</div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <a class="code" href="error_8hpp.html#a44f070f54255e72eb40c75ebd72ea602">VIENNACL_ERR_CHECK</a>(err);</div>
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  }</div>
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span> </div>
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> * options = build_options_.c_str();</div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  err = clBuildProgram(temp, 0, NULL, options, NULL, NULL);</div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span> <span class="preprocessor">#ifndef VIENNACL_BUILD_INFO</span></div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  <span class="keywordflow">if</span> (err != CL_SUCCESS)</div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  {</div>
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  cl_build_status status;</div>
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  clGetProgramBuildInfo(temp, devices_[0].<span class="keywordtype">id</span>(), CL_PROGRAM_BUILD_STATUS, <span class="keyword">sizeof</span>(cl_build_status), &status, NULL);</div>
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  std::cout << <span class="stringliteral">"Build Status = "</span> << status << <span class="stringliteral">" ( Err = "</span> << err << <span class="stringliteral">" )"</span> << std::endl;</div>
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span> </div>
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  <span class="keywordtype">char</span> *build_log;</div>
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  <span class="keywordtype">size_t</span> ret_val_size; <span class="comment">// don't use vcl_size_t here</span></div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  err = clGetProgramBuildInfo(temp, devices_[0].<span class="keywordtype">id</span>(), CL_PROGRAM_BUILD_LOG, 0, NULL, &ret_val_size);</div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  build_log = <span class="keyword">new</span> <span class="keywordtype">char</span>[ret_val_size+1];</div>
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  err = clGetProgramBuildInfo(temp, devices_[0].<span class="keywordtype">id</span>(), CL_PROGRAM_BUILD_LOG, ret_val_size, build_log, NULL);</div>
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  build_log[ret_val_size] = <span class="charliteral">'\0'</span>;</div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  std::cout << <span class="stringliteral">"Log: "</span> << build_log << std::endl;</div>
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  <span class="keyword">delete</span>[] build_log;</div>
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span> </div>
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  std::cout << <span class="stringliteral">"Sources: "</span> << source << std::endl;</div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  }</div>
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  <a class="code" href="error_8hpp.html#a44f070f54255e72eb40c75ebd72ea602">VIENNACL_ERR_CHECK</a>(err);</div>
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span> </div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  <span class="comment">// Store the program in the cache</span></div>
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  <span class="keywordflow">if</span> (cache_path_.size())</div>
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  {</div>
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> len;</div>
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span> </div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  std::vector<vcl_size_t> sizes(devices_.size());</div>
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  clGetProgramInfo(temp,CL_PROGRAM_BINARY_SIZES,0,NULL,&len);</div>
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  clGetProgramInfo(temp,CL_PROGRAM_BINARY_SIZES,len,(<span class="keywordtype">void</span>*)&sizes[0],NULL);</div>
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span> </div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  std::vector<unsigned char*> binaries;</div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  <span class="keywordflow">for</span> (<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> i = 0; i < devices_.size(); ++i)</div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  binaries.push_back(<span class="keyword">new</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">char</span>[sizes[i]]);</div>
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span> </div>
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  clGetProgramInfo(temp,CL_PROGRAM_BINARIES,0,NULL,&len);</div>
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  clGetProgramInfo(temp,CL_PROGRAM_BINARIES,len,&binaries[0],NULL);</div>
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span> </div>
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  std::string prefix;</div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <span class="keywordflow">for</span>(std::vector< viennacl::ocl::device >::const_iterator it = devices_.begin(); it != devices_.end(); ++it)</div>
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  prefix += it->name() + it->vendor() + it->driver_version();</div>
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  std::string <a class="code" href="namespaceviennacl_1_1tools.html#a9adc7cb5201fba46b10f6dbc70b2bc12">sha1</a> = <a class="code" href="namespaceviennacl_1_1tools.html#a9adc7cb5201fba46b10f6dbc70b2bc12">tools::sha1</a>(prefix + source);</div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  std::ofstream cached((cache_path_+sha1).c_str(),std::ios::binary);</div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span> </div>
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  cached.write((<span class="keywordtype">char</span>*)&sizes[0], <span class="keyword">sizeof</span>(<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a>));</div>
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  cached.write((<span class="keywordtype">char</span>*)binaries[0], std::streamsize(sizes[0]));</div>
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span> </div>
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  <span class="keywordflow">for</span> (<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> i = 0; i < devices_.size(); ++i)</div>
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  <span class="keyword">delete</span>[] binaries[i];</div>
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span> </div>
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  <a class="code" href="error_8hpp.html#a44f070f54255e72eb40c75ebd72ea602">VIENNACL_ERR_CHECK</a>(err);</div>
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  }</div>
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span> </div>
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span> </div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  programs_.push_back(<a class="code" href="classviennacl_1_1tools_1_1shared__ptr.html">tools::shared_ptr<ocl::program></a>(<span class="keyword">new</span> <a class="code" href="classviennacl_1_1ocl_1_1program.html">ocl::program</a>(temp, *<span class="keyword">this</span>, prog_name)));</div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span> </div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  <a class="code" href="classviennacl_1_1ocl_1_1program.html">viennacl::ocl::program</a> & prog = *programs_.back();</div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span> </div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  <span class="comment">// Extract kernels</span></div>
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  <span class="comment">//</span></div>
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  cl_kernel kernels[1024];</div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  cl_uint num_kernels_in_prog;</div>
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  err = clCreateKernelsInProgram(prog.<a class="code" href="classviennacl_1_1ocl_1_1program.html#a7c0474f0a8bbb734254d37905761ba77">handle</a>().<a class="code" href="classviennacl_1_1ocl_1_1handle.html#a5074caaee700015fc2d3b03540b01673">get</a>(), 1024, kernels, &num_kernels_in_prog);</div>
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  <a class="code" href="error_8hpp.html#a44f070f54255e72eb40c75ebd72ea602">VIENNACL_ERR_CHECK</a>(err);</div>
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span> </div>
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  <span class="keywordflow">for</span> (cl_uint i=0; i<num_kernels_in_prog; ++i)</div>
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  {</div>
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  <span class="keywordtype">char</span> kernel_name[128];</div>
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  err = clGetKernelInfo(kernels[i], CL_KERNEL_FUNCTION_NAME, 128, kernel_name, NULL);</div>
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  prog.<a class="code" href="classviennacl_1_1ocl_1_1program.html#aa4f77fdcd02daa7d71627dc20117ba75">add_kernel</a>(kernels[i], std::string(kernel_name));</div>
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  }</div>
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span> </div>
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  std::cout << <span class="stringliteral">"ViennaCL: Stored program '"</span> << programs_.back()->name() << <span class="stringliteral">"' in context "</span> << h_ << std::endl;</div>
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  std::cout << <span class="stringliteral">"ViennaCL: There is/are "</span> << programs_.size() << <span class="stringliteral">" program(s)"</span> << std::endl;</div>
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span> </div>
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  <span class="keywordflow">return</span> prog;</div>
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  }</div>
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span> </div>
<div class="line"><a name="l00514"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a27347b71cec98f6636de39e91e767f4f"> 514</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1ocl_1_1context.html#a27347b71cec98f6636de39e91e767f4f">delete_program</a>(std::string <span class="keyword">const</span> & name)</div>
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  {</div>
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  std::cout << <span class="stringliteral">"ViennaCL: Deleting program '"</span> << name << <span class="stringliteral">"' from context "</span> << h_ << std::endl;</div>
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  <span class="keywordflow">for</span> (program_container_type::iterator it = programs_.begin();</div>
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  it != programs_.end();</div>
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  ++it)</div>
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  {</div>
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  <span class="keywordflow">if</span> ((*it)->name() == name)</div>
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  {</div>
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  programs_.erase(it);</div>
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  <span class="keywordflow">return</span>;</div>
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  }</div>
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  }</div>
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  }</div>
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span> </div>
<div class="line"><a name="l00532"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a1b1339c711fd666c8bdc9104f47670d4"> 532</a></span>  <a class="code" href="classviennacl_1_1ocl_1_1program.html">viennacl::ocl::program</a> & <a class="code" href="classviennacl_1_1ocl_1_1context.html#a1b1339c711fd666c8bdc9104f47670d4">get_program</a>(std::string <span class="keyword">const</span> & name)</div>
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  {</div>
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  std::cout << <span class="stringliteral">"ViennaCL: Getting program '"</span> << name << <span class="stringliteral">"' from context "</span> << h_ << std::endl;</div>
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  std::cout << <span class="stringliteral">"ViennaCL: There are "</span> << programs_.size() << <span class="stringliteral">" programs"</span> << std::endl;</div>
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  <span class="keywordflow">for</span> (program_container_type::iterator it = programs_.begin();</div>
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  it != programs_.end();</div>
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  ++it)</div>
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  {</div>
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  <span class="comment">//std::cout << "Name: " << (*it)->name() << std::endl;</span></div>
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  <span class="keywordflow">if</span> ((*it)->name() == name)</div>
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  <span class="keywordflow">return</span> **it;</div>
<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  }</div>
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  std::cerr << <span class="stringliteral">"ViennaCL: Could not find program '"</span> << name << <span class="stringliteral">"'"</span> << std::endl;</div>
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  <span class="keywordflow">throw</span> <a class="code" href="classviennacl_1_1ocl_1_1program__not__found.html">program_not_found</a>(name);</div>
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  <span class="comment">//return programs_[0]; //return a defined object</span></div>
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  }</div>
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span> </div>
<div class="line"><a name="l00551"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#ac168354a69dda2f884b35ae3baad989b"> 551</a></span>  <a class="code" href="classviennacl_1_1ocl_1_1program.html">viennacl::ocl::program</a> <span class="keyword">const</span> & <a class="code" href="classviennacl_1_1ocl_1_1context.html#ac168354a69dda2f884b35ae3baad989b">get_program</a>(std::string <span class="keyword">const</span> & name)<span class="keyword"> const</span></div>
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  std::cout << <span class="stringliteral">"ViennaCL: Getting program '"</span> << name << <span class="stringliteral">"' from context "</span> << h_ << std::endl;</div>
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  std::cout << <span class="stringliteral">"ViennaCL: There are "</span> << programs_.size() << <span class="stringliteral">" programs"</span> << std::endl;</div>
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  <span class="keywordflow">for</span> (program_container_type::const_iterator it = programs_.begin();</div>
<div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  it != programs_.end();</div>
<div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  ++it)</div>
<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  {</div>
<div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  <span class="comment">//std::cout << "Name: " << (*it)->name() << std::endl;</span></div>
<div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  <span class="keywordflow">if</span> ((*it)->name() == name)</div>
<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  <span class="keywordflow">return</span> **it;</div>
<div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  }</div>
<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  std::cerr << <span class="stringliteral">"ViennaCL: Could not find program '"</span> << name << <span class="stringliteral">"'"</span> << std::endl;</div>
<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  <span class="keywordflow">throw</span> <a class="code" href="classviennacl_1_1ocl_1_1program__not__found.html">program_not_found</a>(name);</div>
<div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  <span class="comment">//return programs_[0]; //return a defined object</span></div>
<div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  }</div>
<div class="line"><a name="l00569"></a><span class="lineno"> 569</span> </div>
<div class="line"><a name="l00571"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#ac51b862f074e4cacc05bf627c60898cd"> 571</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classviennacl_1_1ocl_1_1context.html#ac51b862f074e4cacc05bf627c60898cd">has_program</a>(std::string <span class="keyword">const</span> & name)</div>
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  {</div>
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  <span class="keywordflow">for</span> (program_container_type::iterator it = programs_.begin();</div>
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  it != programs_.end();</div>
<div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  ++it)</div>
<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  {</div>
<div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  <span class="keywordflow">if</span> ((*it)->name() == name) <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  }</div>
<div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
<div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  }</div>
<div class="line"><a name="l00581"></a><span class="lineno"> 581</span> </div>
<div class="line"><a name="l00583"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a83052a42aed14d8ff9d3df4773908f64"> 583</a></span>  <a class="code" href="classviennacl_1_1ocl_1_1program.html">viennacl::ocl::program</a> & <a class="code" href="classviennacl_1_1ocl_1_1context.html#a83052a42aed14d8ff9d3df4773908f64">get_program</a>(<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> <span class="keywordtype">id</span>)</div>
<div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  {</div>
<div class="line"><a name="l00585"></a><span class="lineno"> 585</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  std::cout << <span class="stringliteral">"ViennaCL: Getting program '"</span> << <span class="keywordtype">id</span> << <span class="stringliteral">"' from context "</span> << h_ << std::endl;</div>
<div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  std::cout << <span class="stringliteral">"ViennaCL: There are "</span> << programs_.size() << <span class="stringliteral">" programs"</span> << std::endl;</div>
<div class="line"><a name="l00588"></a><span class="lineno"> 588</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00589"></a><span class="lineno"> 589</span> </div>
<div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  <span class="keywordflow">if</span> (<span class="keywordtype">id</span> >= programs_.size())</div>
<div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  <span class="keywordflow">throw</span> <a class="code" href="classviennacl_1_1ocl_1_1invalid__program.html">invalid_program</a>();</div>
<div class="line"><a name="l00592"></a><span class="lineno"> 592</span> </div>
<div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  <span class="keywordflow">return</span> *programs_[id];</div>
<div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  }</div>
<div class="line"><a name="l00595"></a><span class="lineno"> 595</span> </div>
<div class="line"><a name="l00596"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#afe385511ee81db67a2323caf177a7b58"> 596</a></span>  program_container_type <a class="code" href="classviennacl_1_1ocl_1_1context.html#afe385511ee81db67a2323caf177a7b58">get_programs</a>()</div>
<div class="line"><a name="l00597"></a><span class="lineno"> 597</span>  {</div>
<div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  <span class="keywordflow">return</span> programs_;</div>
<div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  }</div>
<div class="line"><a name="l00600"></a><span class="lineno"> 600</span> </div>
<div class="line"><a name="l00602"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#ac8545f52ca32888b0100373f833d7e98"> 602</a></span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> <a class="code" href="classviennacl_1_1ocl_1_1context.html#ac8545f52ca32888b0100373f833d7e98">program_num</a>() { <span class="keywordflow">return</span> programs_.size(); }</div>
<div class="line"><a name="l00603"></a><span class="lineno"> 603</span> </div>
<div class="line"><a name="l00605"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#afe68ad8c2df449f40f45db6605038946"> 605</a></span>  <a class="code" href="classviennacl_1_1ocl_1_1kernel.html">viennacl::ocl::kernel</a> & <a class="code" href="classviennacl_1_1ocl_1_1context.html#afe68ad8c2df449f40f45db6605038946">get_kernel</a>(std::string <span class="keyword">const</span> & program_name, std::string <span class="keyword">const</span> & kernel_name) { <span class="keywordflow">return</span> <a class="code" href="classviennacl_1_1ocl_1_1context.html#a1b1339c711fd666c8bdc9104f47670d4">get_program</a>(program_name).<a class="code" href="classviennacl_1_1ocl_1_1program.html#a117eef2c7894ab1d794bc115d2a23f4a">get_kernel</a>(kernel_name); }</div>
<div class="line"><a name="l00606"></a><span class="lineno"> 606</span> </div>
<div class="line"><a name="l00608"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a2af175f7e99efa33ad852ab3d871f666"> 608</a></span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> <a class="code" href="classviennacl_1_1ocl_1_1context.html#a2af175f7e99efa33ad852ab3d871f666">device_num</a>() { <span class="keywordflow">return</span> devices_.size(); }</div>
<div class="line"><a name="l00609"></a><span class="lineno"> 609</span> </div>
<div class="line"><a name="l00611"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a611d95b11db04230f63e37bfeae911db"> 611</a></span>  <span class="keyword">const</span> <a class="code" href="classviennacl_1_1ocl_1_1handle.html">viennacl::ocl::handle<cl_context></a> & <a class="code" href="classviennacl_1_1ocl_1_1context.html#a611d95b11db04230f63e37bfeae911db">handle</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> h_; }</div>
<div class="line"><a name="l00612"></a><span class="lineno"> 612</span> </div>
<div class="line"><a name="l00614"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a4f0b8c81dad769f6efffe2d2069101f8"> 614</a></span>  std::string <a class="code" href="classviennacl_1_1ocl_1_1context.html#a4f0b8c81dad769f6efffe2d2069101f8">build_options</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> build_options_; }</div>
<div class="line"><a name="l00615"></a><span class="lineno"> 615</span> </div>
<div class="line"><a name="l00617"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a562e2d1a9a55e647570734c4f62a22e2"> 617</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1ocl_1_1context.html#a562e2d1a9a55e647570734c4f62a22e2">build_options</a>(std::string op) { build_options_ = op; }</div>
<div class="line"><a name="l00618"></a><span class="lineno"> 618</span> </div>
<div class="line"><a name="l00620"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a4f89a62af0d767fd8a4f5f07323447ea"> 620</a></span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> <a class="code" href="classviennacl_1_1ocl_1_1context.html#a4f89a62af0d767fd8a4f5f07323447ea">platform_index</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> pf_index_; }</div>
<div class="line"><a name="l00621"></a><span class="lineno"> 621</span> </div>
<div class="line"><a name="l00623"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#ab46ef3e70b91c8918f802bd301cf5462"> 623</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1ocl_1_1context.html#ab46ef3e70b91c8918f802bd301cf5462">platform_index</a>(<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> new_index)</div>
<div class="line"><a name="l00624"></a><span class="lineno"> 624</span>  {</div>
<div class="line"><a name="l00625"></a><span class="lineno"> 625</span>  assert(!initialized_ && <span class="keywordtype">bool</span>(<span class="stringliteral">"Platform ID must be set before context is initialized!"</span>));</div>
<div class="line"><a name="l00626"></a><span class="lineno"> 626</span>  pf_index_ = new_index;</div>
<div class="line"><a name="l00627"></a><span class="lineno"> 627</span>  }</div>
<div class="line"><a name="l00628"></a><span class="lineno"> 628</span> </div>
<div class="line"><a name="l00630"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#aea197161de5f5617b8a2208482b41ed9"> 630</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classviennacl_1_1ocl_1_1context.html#aea197161de5f5617b8a2208482b41ed9">operator<</a>(<a class="code" href="classviennacl_1_1ocl_1_1context.html">context</a> <span class="keyword">const</span> & other)<span class="keyword"> const</span></div>
<div class="line"><a name="l00631"></a><span class="lineno"> 631</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  <span class="keywordflow">return</span> h_.<a class="code" href="classviennacl_1_1ocl_1_1handle.html#a5074caaee700015fc2d3b03540b01673">get</a>() < other.h_.<a class="code" href="classviennacl_1_1ocl_1_1handle.html#a5074caaee700015fc2d3b03540b01673">get</a>();</div>
<div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  }</div>
<div class="line"><a name="l00634"></a><span class="lineno"> 634</span> </div>
<div class="line"><a name="l00635"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1context.html#a8ac887230ee381a0f5f9df2a22129155"> 635</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classviennacl_1_1ocl_1_1context.html#a8ac887230ee381a0f5f9df2a22129155">operator==</a>(<a class="code" href="classviennacl_1_1ocl_1_1context.html">context</a> <span class="keyword">const</span> & other)<span class="keyword"> const</span></div>
<div class="line"><a name="l00636"></a><span class="lineno"> 636</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  <span class="keywordflow">return</span> h_.<a class="code" href="classviennacl_1_1ocl_1_1handle.html#a5074caaee700015fc2d3b03540b01673">get</a>() == other.h_.<a class="code" href="classviennacl_1_1ocl_1_1handle.html#a5074caaee700015fc2d3b03540b01673">get</a>();</div>
<div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  }</div>
<div class="line"><a name="l00639"></a><span class="lineno"> 639</span> </div>
<div class="line"><a name="l00640"></a><span class="lineno"> 640</span> <span class="keyword">private</span>:</div>
<div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  <span class="keywordtype">void</span> init_new()</div>
<div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  {</div>
<div class="line"><a name="l00644"></a><span class="lineno"> 644</span>  assert(!initialized_ && <span class="keywordtype">bool</span>(<span class="stringliteral">"ViennaCL FATAL error: Context already created!"</span>));</div>
<div class="line"><a name="l00645"></a><span class="lineno"> 645</span> </div>
<div class="line"><a name="l00646"></a><span class="lineno"> 646</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00647"></a><span class="lineno"> 647</span>  std::cout << <span class="stringliteral">"ViennaCL: Initializing new ViennaCL context."</span> << std::endl;</div>
<div class="line"><a name="l00648"></a><span class="lineno"> 648</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00649"></a><span class="lineno"> 649</span> </div>
<div class="line"><a name="l00650"></a><span class="lineno"> 650</span>  cl_int err;</div>
<div class="line"><a name="l00651"></a><span class="lineno"> 651</span>  std::vector<cl_device_id> device_id_array;</div>
<div class="line"><a name="l00652"></a><span class="lineno"> 652</span>  <span class="keywordflow">if</span> (devices_.empty()) <span class="comment">//get the default device if user has not yet specified a list of devices</span></div>
<div class="line"><a name="l00653"></a><span class="lineno"> 653</span>  {</div>
<div class="line"><a name="l00654"></a><span class="lineno"> 654</span>  <span class="comment">//create an OpenCL context for the provided devices:</span></div>
<div class="line"><a name="l00655"></a><span class="lineno"> 655</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00656"></a><span class="lineno"> 656</span>  std::cout << <span class="stringliteral">"ViennaCL: Setting all devices for context..."</span> << std::endl;</div>
<div class="line"><a name="l00657"></a><span class="lineno"> 657</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00658"></a><span class="lineno"> 658</span> </div>
<div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  <a class="code" href="classviennacl_1_1ocl_1_1platform.html">platform</a> pf(pf_index_);</div>
<div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  std::vector<device> <a class="code" href="classviennacl_1_1ocl_1_1context.html#a122abd131e682733ff44bdf480365ba2">devices</a> = pf.devices(device_type_);</div>
<div class="line"><a name="l00661"></a><span class="lineno"> 661</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00662"></a><span class="lineno"> 662</span>  std::cout << <span class="stringliteral">"ViennaCL: Number of devices for context: "</span> << devices.size() << std::endl;</div>
<div class="line"><a name="l00663"></a><span class="lineno"> 663</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00664"></a><span class="lineno"> 664</span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> <a class="code" href="classviennacl_1_1ocl_1_1context.html#a2af175f7e99efa33ad852ab3d871f666">device_num</a> = std::min<vcl_size_t>(default_device_num_, devices.size());</div>
<div class="line"><a name="l00665"></a><span class="lineno"> 665</span>  <span class="keywordflow">for</span> (<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> i=0; i<<a class="code" href="classviennacl_1_1ocl_1_1context.html#a2af175f7e99efa33ad852ab3d871f666">device_num</a>; ++i)</div>
<div class="line"><a name="l00666"></a><span class="lineno"> 666</span>  devices_.push_back(devices[i]);</div>
<div class="line"><a name="l00667"></a><span class="lineno"> 667</span> </div>
<div class="line"><a name="l00668"></a><span class="lineno"> 668</span>  <span class="keywordflow">if</span> (devices.size() == 0)</div>
<div class="line"><a name="l00669"></a><span class="lineno"> 669</span>  {</div>
<div class="line"><a name="l00670"></a><span class="lineno"> 670</span>  std::cerr << <span class="stringliteral">"ViennaCL: FATAL ERROR: No devices of type '"</span>;</div>
<div class="line"><a name="l00671"></a><span class="lineno"> 671</span>  <span class="keywordflow">switch</span> (device_type_)</div>
<div class="line"><a name="l00672"></a><span class="lineno"> 672</span>  {</div>
<div class="line"><a name="l00673"></a><span class="lineno"> 673</span>  <span class="keywordflow">case</span> CL_DEVICE_TYPE_CPU: std::cout << <span class="stringliteral">"CPU"</span>; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00674"></a><span class="lineno"> 674</span>  <span class="keywordflow">case</span> CL_DEVICE_TYPE_GPU: std::cout << <span class="stringliteral">"GPU"</span>; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00675"></a><span class="lineno"> 675</span>  <span class="keywordflow">case</span> CL_DEVICE_TYPE_ACCELERATOR: std::cout << <span class="stringliteral">"ACCELERATOR"</span>; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00676"></a><span class="lineno"> 676</span>  <span class="keywordflow">case</span> CL_DEVICE_TYPE_DEFAULT: std::cout << <span class="stringliteral">"DEFAULT"</span>; <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00677"></a><span class="lineno"> 677</span>  <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00678"></a><span class="lineno"> 678</span>  std::cout << <span class="stringliteral">"UNKNOWN"</span> << std::endl;</div>
<div class="line"><a name="l00679"></a><span class="lineno"> 679</span>  }</div>
<div class="line"><a name="l00680"></a><span class="lineno"> 680</span>  std::cout << <span class="stringliteral">"' found!"</span> << std::endl;</div>
<div class="line"><a name="l00681"></a><span class="lineno"> 681</span>  }</div>
<div class="line"><a name="l00682"></a><span class="lineno"> 682</span>  }</div>
<div class="line"><a name="l00683"></a><span class="lineno"> 683</span> </div>
<div class="line"><a name="l00684"></a><span class="lineno"> 684</span>  <span class="comment">//extract list of device ids:</span></div>
<div class="line"><a name="l00685"></a><span class="lineno"> 685</span>  <span class="keywordflow">for</span> (std::vector< viennacl::ocl::device >::const_iterator iter = devices_.begin();</div>
<div class="line"><a name="l00686"></a><span class="lineno"> 686</span>  iter != devices_.end();</div>
<div class="line"><a name="l00687"></a><span class="lineno"> 687</span>  ++iter)</div>
<div class="line"><a name="l00688"></a><span class="lineno"> 688</span>  device_id_array.push_back(iter->id());</div>
<div class="line"><a name="l00689"></a><span class="lineno"> 689</span> </div>
<div class="line"><a name="l00690"></a><span class="lineno"> 690</span>  h_ = clCreateContext(0,</div>
<div class="line"><a name="l00691"></a><span class="lineno"> 691</span>  static_cast<cl_uint>(devices_.size()),</div>
<div class="line"><a name="l00692"></a><span class="lineno"> 692</span>  &(device_id_array[0]),</div>
<div class="line"><a name="l00693"></a><span class="lineno"> 693</span>  NULL, NULL, &err);</div>
<div class="line"><a name="l00694"></a><span class="lineno"> 694</span>  <a class="code" href="error_8hpp.html#a44f070f54255e72eb40c75ebd72ea602">VIENNACL_ERR_CHECK</a>(err);</div>
<div class="line"><a name="l00695"></a><span class="lineno"> 695</span> </div>
<div class="line"><a name="l00696"></a><span class="lineno"> 696</span>  initialized_ = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00697"></a><span class="lineno"> 697</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00698"></a><span class="lineno"> 698</span>  std::cout << <span class="stringliteral">"ViennaCL: Initialization of new ViennaCL context done."</span> << std::endl;</div>
<div class="line"><a name="l00699"></a><span class="lineno"> 699</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00700"></a><span class="lineno"> 700</span>  }</div>
<div class="line"><a name="l00701"></a><span class="lineno"> 701</span> </div>
<div class="line"><a name="l00703"></a><span class="lineno"> 703</span>  <span class="keywordtype">void</span> init_existing(cl_context c)</div>
<div class="line"><a name="l00704"></a><span class="lineno"> 704</span>  {</div>
<div class="line"><a name="l00705"></a><span class="lineno"> 705</span>  assert(!initialized_ && <span class="keywordtype">bool</span>(<span class="stringliteral">"ViennaCL FATAL error: Context already created!"</span>));</div>
<div class="line"><a name="l00706"></a><span class="lineno"> 706</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00707"></a><span class="lineno"> 707</span>  std::cout << <span class="stringliteral">"ViennaCL: Initialization of ViennaCL context from existing context."</span> << std::endl;</div>
<div class="line"><a name="l00708"></a><span class="lineno"> 708</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00709"></a><span class="lineno"> 709</span> </div>
<div class="line"><a name="l00710"></a><span class="lineno"> 710</span>  <span class="comment">//set context handle:</span></div>
<div class="line"><a name="l00711"></a><span class="lineno"> 711</span>  h_ = c;</div>
<div class="line"><a name="l00712"></a><span class="lineno"> 712</span>  h_.<a class="code" href="classviennacl_1_1ocl_1_1handle.html#ae9699f5b1f8d8df4eba7bacf0a563f32">inc</a>(); <span class="comment">// if the user provides the context, then the user will also call release() on the context. Without inc(), we would get a seg-fault due to double-free at program termination.</span></div>
<div class="line"><a name="l00713"></a><span class="lineno"> 713</span> </div>
<div class="line"><a name="l00714"></a><span class="lineno"> 714</span>  <span class="keywordflow">if</span> (devices_.empty())</div>
<div class="line"><a name="l00715"></a><span class="lineno"> 715</span>  {</div>
<div class="line"><a name="l00716"></a><span class="lineno"> 716</span>  <span class="comment">//get devices for context:</span></div>
<div class="line"><a name="l00717"></a><span class="lineno"> 717</span>  cl_int err;</div>
<div class="line"><a name="l00718"></a><span class="lineno"> 718</span>  cl_uint num_devices;</div>
<div class="line"><a name="l00719"></a><span class="lineno"> 719</span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> temp;</div>
<div class="line"><a name="l00720"></a><span class="lineno"> 720</span>  <span class="comment">//Note: The obvious</span></div>
<div class="line"><a name="l00721"></a><span class="lineno"> 721</span>  <span class="comment">// err = clGetContextInfo(h_, CL_CONTEXT_NUM_DEVICES, sizeof(cl_uint), &num_devices, NULL);</span></div>
<div class="line"><a name="l00722"></a><span class="lineno"> 722</span>  <span class="comment">//does not work with NVIDIA OpenCL stack!</span></div>
<div class="line"><a name="l00723"></a><span class="lineno"> 723</span>  err = clGetContextInfo(h_.<a class="code" href="classviennacl_1_1ocl_1_1handle.html#a5074caaee700015fc2d3b03540b01673">get</a>(), CL_CONTEXT_DEVICES, <a class="code" href="device__utils_8hpp.html#a2d90eef0a67b2af2801368b3ab5b357f">VIENNACL_OCL_MAX_DEVICE_NUM</a> * <span class="keyword">sizeof</span>(cl_device_id), NULL, &temp);</div>
<div class="line"><a name="l00724"></a><span class="lineno"> 724</span>  <a class="code" href="error_8hpp.html#a44f070f54255e72eb40c75ebd72ea602">VIENNACL_ERR_CHECK</a>(err);</div>
<div class="line"><a name="l00725"></a><span class="lineno"> 725</span>  assert(temp > 0 && <span class="keywordtype">bool</span>(<span class="stringliteral">"ViennaCL: FATAL error: Provided context does not contain any devices!"</span>));</div>
<div class="line"><a name="l00726"></a><span class="lineno"> 726</span>  num_devices = <span class="keyword">static_cast<</span>cl_uint<span class="keyword">></span>(temp / <span class="keyword">sizeof</span>(cl_device_id));</div>
<div class="line"><a name="l00727"></a><span class="lineno"> 727</span> </div>
<div class="line"><a name="l00728"></a><span class="lineno"> 728</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00729"></a><span class="lineno"> 729</span>  std::cout << <span class="stringliteral">"ViennaCL: Reusing context with "</span> << num_devices << <span class="stringliteral">" devices."</span> << std::endl;</div>
<div class="line"><a name="l00730"></a><span class="lineno"> 730</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00731"></a><span class="lineno"> 731</span> </div>
<div class="line"><a name="l00732"></a><span class="lineno"> 732</span>  std::vector<cl_device_id> device_ids(num_devices);</div>
<div class="line"><a name="l00733"></a><span class="lineno"> 733</span>  err = clGetContextInfo(h_.<a class="code" href="classviennacl_1_1ocl_1_1handle.html#a5074caaee700015fc2d3b03540b01673">get</a>(), CL_CONTEXT_DEVICES, num_devices * <span class="keyword">sizeof</span>(cl_device_id), &(device_ids[0]), NULL);</div>
<div class="line"><a name="l00734"></a><span class="lineno"> 734</span>  <a class="code" href="error_8hpp.html#a44f070f54255e72eb40c75ebd72ea602">VIENNACL_ERR_CHECK</a>(err);</div>
<div class="line"><a name="l00735"></a><span class="lineno"> 735</span> </div>
<div class="line"><a name="l00736"></a><span class="lineno"> 736</span>  <span class="keywordflow">for</span> (<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> i=0; i<num_devices; ++i)</div>
<div class="line"><a name="l00737"></a><span class="lineno"> 737</span>  devices_.push_back(<a class="code" href="classviennacl_1_1ocl_1_1device.html">viennacl::ocl::device</a>(device_ids[i]));</div>
<div class="line"><a name="l00738"></a><span class="lineno"> 738</span>  }</div>
<div class="line"><a name="l00739"></a><span class="lineno"> 739</span>  current_device_id_ = 0;</div>
<div class="line"><a name="l00740"></a><span class="lineno"> 740</span> </div>
<div class="line"><a name="l00741"></a><span class="lineno"> 741</span>  initialized_ = <span class="keyword">true</span>;</div>
<div class="line"><a name="l00742"></a><span class="lineno"> 742</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_CONTEXT)</span></div>
<div class="line"><a name="l00743"></a><span class="lineno"> 743</span>  std::cout << <span class="stringliteral">"ViennaCL: Initialization of ViennaCL context from existing context done."</span> << std::endl;</div>
<div class="line"><a name="l00744"></a><span class="lineno"> 744</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00745"></a><span class="lineno"> 745</span>  }</div>
<div class="line"><a name="l00746"></a><span class="lineno"> 746</span> </div>
<div class="line"><a name="l00747"></a><span class="lineno"> 747</span> </div>
<div class="line"><a name="l00748"></a><span class="lineno"> 748</span>  <span class="keywordtype">bool</span> initialized_;</div>
<div class="line"><a name="l00749"></a><span class="lineno"> 749</span>  std::string cache_path_;</div>
<div class="line"><a name="l00750"></a><span class="lineno"> 750</span>  cl_device_type device_type_;</div>
<div class="line"><a name="l00751"></a><span class="lineno"> 751</span>  <a class="code" href="classviennacl_1_1ocl_1_1handle.html">viennacl::ocl::handle<cl_context></a> h_;</div>
<div class="line"><a name="l00752"></a><span class="lineno"> 752</span>  std::vector< viennacl::ocl::device > devices_;</div>
<div class="line"><a name="l00753"></a><span class="lineno"> 753</span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> current_device_id_;</div>
<div class="line"><a name="l00754"></a><span class="lineno"> 754</span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> default_device_num_;</div>
<div class="line"><a name="l00755"></a><span class="lineno"> 755</span>  program_container_type programs_;</div>
<div class="line"><a name="l00756"></a><span class="lineno"> 756</span>  std::map< cl_device_id, std::vector< viennacl::ocl::command_queue> > queues_;</div>
<div class="line"><a name="l00757"></a><span class="lineno"> 757</span>  std::string build_options_;</div>
<div class="line"><a name="l00758"></a><span class="lineno"> 758</span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> pf_index_;</div>
<div class="line"><a name="l00759"></a><span class="lineno"> 759</span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> current_queue_id_;</div>
<div class="line"><a name="l00760"></a><span class="lineno"> 760</span> }; <span class="comment">//context</span></div>
<div class="line"><a name="l00761"></a><span class="lineno"> 761</span> </div>
<div class="line"><a name="l00762"></a><span class="lineno"> 762</span> </div>
<div class="line"><a name="l00763"></a><span class="lineno"> 763</span> </div>
<div class="line"><a name="l00765"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1program.html#aa4f77fdcd02daa7d71627dc20117ba75"> 765</a></span> <span class="keyword">inline</span> <a class="code" href="classviennacl_1_1ocl_1_1kernel.html">viennacl::ocl::kernel</a> & <a class="code" href="classviennacl_1_1ocl_1_1program.html#aa4f77fdcd02daa7d71627dc20117ba75">viennacl::ocl::program::add_kernel</a>(cl_kernel kernel_handle, std::string <span class="keyword">const</span> & kernel_name)</div>
<div class="line"><a name="l00766"></a><span class="lineno"> 766</span> {</div>
<div class="line"><a name="l00767"></a><span class="lineno"> 767</span>  assert(p_context_ != NULL && <span class="keywordtype">bool</span>(<span class="stringliteral">"Pointer to context invalid in viennacl::ocl::program object"</span>));</div>
<div class="line"><a name="l00768"></a><span class="lineno"> 768</span>  kernels_.push_back(<a class="code" href="classviennacl_1_1tools_1_1shared__ptr.html">tools::shared_ptr<ocl::kernel></a>(<span class="keyword">new</span> <a class="code" href="classviennacl_1_1ocl_1_1kernel.html">ocl::kernel</a>(kernel_handle, *<span class="keyword">this</span>, *p_context_, kernel_name)));</div>
<div class="line"><a name="l00769"></a><span class="lineno"> 769</span>  <span class="keywordflow">return</span> *kernels_.back();</div>
<div class="line"><a name="l00770"></a><span class="lineno"> 770</span> }</div>
<div class="line"><a name="l00771"></a><span class="lineno"> 771</span> </div>
<div class="line"><a name="l00773"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1program.html#a117eef2c7894ab1d794bc115d2a23f4a"> 773</a></span> <span class="keyword">inline</span> <a class="code" href="classviennacl_1_1ocl_1_1kernel.html">viennacl::ocl::kernel</a> & <a class="code" href="classviennacl_1_1ocl_1_1program.html#a117eef2c7894ab1d794bc115d2a23f4a">viennacl::ocl::program::get_kernel</a>(std::string <span class="keyword">const</span> & name)</div>
<div class="line"><a name="l00774"></a><span class="lineno"> 774</span> {</div>
<div class="line"><a name="l00775"></a><span class="lineno"> 775</span>  <span class="comment">//std::cout << "Requiring kernel " << name << " from program " << name_ << std::endl;</span></div>
<div class="line"><a name="l00776"></a><span class="lineno"> 776</span>  <span class="keywordflow">for</span> (kernel_container_type::iterator it = kernels_.begin();</div>
<div class="line"><a name="l00777"></a><span class="lineno"> 777</span>  it != kernels_.end();</div>
<div class="line"><a name="l00778"></a><span class="lineno"> 778</span>  ++it)</div>
<div class="line"><a name="l00779"></a><span class="lineno"> 779</span>  {</div>
<div class="line"><a name="l00780"></a><span class="lineno"> 780</span>  <span class="keywordflow">if</span> ((*it)->name() == name)</div>
<div class="line"><a name="l00781"></a><span class="lineno"> 781</span>  <span class="keywordflow">return</span> **it;</div>
<div class="line"><a name="l00782"></a><span class="lineno"> 782</span>  }</div>
<div class="line"><a name="l00783"></a><span class="lineno"> 783</span>  std::cerr << <span class="stringliteral">"ViennaCL: FATAL ERROR: Could not find kernel '"</span> << name << <span class="stringliteral">"' from program '"</span> << name_ << <span class="stringliteral">"'"</span> << std::endl;</div>
<div class="line"><a name="l00784"></a><span class="lineno"> 784</span>  std::cout << <span class="stringliteral">"Number of kernels in program: "</span> << kernels_.size() << std::endl;</div>
<div class="line"><a name="l00785"></a><span class="lineno"> 785</span>  <span class="keywordflow">throw</span> <a class="code" href="classviennacl_1_1ocl_1_1kernel__not__found.html">kernel_not_found</a>(<span class="stringliteral">"Kernel not found"</span>);</div>
<div class="line"><a name="l00786"></a><span class="lineno"> 786</span>  <span class="comment">//return kernels_[0]; //return a defined object</span></div>
<div class="line"><a name="l00787"></a><span class="lineno"> 787</span> }</div>
<div class="line"><a name="l00788"></a><span class="lineno"> 788</span> </div>
<div class="line"><a name="l00789"></a><span class="lineno"> 789</span> </div>
<div class="line"><a name="l00790"></a><span class="lineno"> 790</span> <span class="keyword">inline</span> <span class="keywordtype">void</span> viennacl::ocl::kernel::set_work_size_defaults()</div>
<div class="line"><a name="l00791"></a><span class="lineno"> 791</span> {</div>
<div class="line"><a name="l00792"></a><span class="lineno"> 792</span>  assert( p_program_ != NULL && <span class="keywordtype">bool</span>(<span class="stringliteral">"Kernel not initialized, program pointer invalid."</span>));</div>
<div class="line"><a name="l00793"></a><span class="lineno"> 793</span>  assert( p_context_ != NULL && <span class="keywordtype">bool</span>(<span class="stringliteral">"Kernel not initialized, context pointer invalid."</span>));</div>
<div class="line"><a name="l00794"></a><span class="lineno"> 794</span> </div>
<div class="line"><a name="l00795"></a><span class="lineno"> 795</span>  <span class="keywordflow">if</span> ( (p_context_->current_device().type() == CL_DEVICE_TYPE_GPU)</div>
<div class="line"><a name="l00796"></a><span class="lineno"> 796</span>  || (p_context_->current_device().type() == CL_DEVICE_TYPE_ACCELERATOR) <span class="comment">// Xeon Phi</span></div>
<div class="line"><a name="l00797"></a><span class="lineno"> 797</span>  )</div>
<div class="line"><a name="l00798"></a><span class="lineno"> 798</span>  {</div>
<div class="line"><a name="l00799"></a><span class="lineno"> 799</span>  local_work_size_[0] = 128; local_work_size_[1] = 0; local_work_size_[2] = 0;</div>
<div class="line"><a name="l00800"></a><span class="lineno"> 800</span>  global_work_size_[0] = 128*128; global_work_size_[1] = 0; global_work_size_[2] = 0;</div>
<div class="line"><a name="l00801"></a><span class="lineno"> 801</span>  }</div>
<div class="line"><a name="l00802"></a><span class="lineno"> 802</span>  <span class="keywordflow">else</span> <span class="comment">//assume CPU type:</span></div>
<div class="line"><a name="l00803"></a><span class="lineno"> 803</span>  {</div>
<div class="line"><a name="l00804"></a><span class="lineno"> 804</span>  <span class="comment">//conservative assumption: one thread per CPU core:</span></div>
<div class="line"><a name="l00805"></a><span class="lineno"> 805</span>  local_work_size_[0] = 1; local_work_size_[1] = 0; local_work_size_[2] = 0;</div>
<div class="line"><a name="l00806"></a><span class="lineno"> 806</span> </div>
<div class="line"><a name="l00807"></a><span class="lineno"> 807</span>  size_type units = p_context_->current_device().max_compute_units();</div>
<div class="line"><a name="l00808"></a><span class="lineno"> 808</span>  size_type s = 1;</div>
<div class="line"><a name="l00809"></a><span class="lineno"> 809</span> </div>
<div class="line"><a name="l00810"></a><span class="lineno"> 810</span>  <span class="keywordflow">while</span> (s < units) <span class="comment">// find next power of 2. Important to make reductions work on e.g. six-core CPUs.</span></div>
<div class="line"><a name="l00811"></a><span class="lineno"> 811</span>  s *= 2;</div>
<div class="line"><a name="l00812"></a><span class="lineno"> 812</span> </div>
<div class="line"><a name="l00813"></a><span class="lineno"> 813</span>  global_work_size_[0] = s * local_work_size_[0]; global_work_size_[1] = 0; global_work_size_[2] = 0;</div>
<div class="line"><a name="l00814"></a><span class="lineno"> 814</span>  }</div>
<div class="line"><a name="l00815"></a><span class="lineno"> 815</span> }</div>
<div class="line"><a name="l00816"></a><span class="lineno"> 816</span> </div>
<div class="line"><a name="l00817"></a><span class="lineno"> 817</span> }</div>
<div class="line"><a name="l00818"></a><span class="lineno"> 818</span> }</div>
<div class="line"><a name="l00819"></a><span class="lineno"> 819</span> </div>
<div class="line"><a name="l00820"></a><span class="lineno"> 820</span> <span class="preprocessor">#endif</span></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_ab4d9064422cc8c183a14ad77c2a7b49b"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#ab4d9064422cc8c183a14ad77c2a7b49b">viennacl::ocl::context::current_device</a></div><div class="ttdeci">viennacl::ocl::device const & current_device() const </div><div class="ttdoc">Returns the current device. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00112">context.hpp:112</a></div></div>
<div class="ttc" id="ocl_2forwards_8h_html"><div class="ttname"><a href="ocl_2forwards_8h.html">forwards.h</a></div><div class="ttdoc">This file provides the forward declarations for the OpenCL layer of ViennaCL. </div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_aff857b8f638c200abfb06c35af0c45f3"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#aff857b8f638c200abfb06c35af0c45f3">viennacl::ocl::context::switch_queue</a></div><div class="ttdeci">void switch_queue(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#l00329">context.hpp:329</a></div></div>
<div class="ttc" id="sha1_8hpp_html"><div class="ttname"><a href="sha1_8hpp.html">sha1.hpp</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1program_html_aa4f77fdcd02daa7d71627dc20117ba75"><div class="ttname"><a href="classviennacl_1_1ocl_1_1program.html#aa4f77fdcd02daa7d71627dc20117ba75">viennacl::ocl::program::add_kernel</a></div><div class="ttdeci">viennacl::ocl::kernel & add_kernel(cl_kernel kernel_handle, std::string const &kernel_name)</div><div class="ttdoc">Adds a kernel to the program. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00765">context.hpp:765</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1device_html_a6d696f181b320d07bfc4a28189127476"><div class="ttname"><a href="classviennacl_1_1ocl_1_1device.html#a6d696f181b320d07bfc4a28189127476">viennacl::ocl::device::id</a></div><div class="ttdeci">cl_device_id id() const </div><div class="ttdoc">Returns the OpenCL device id. </div><div class="ttdef"><b>Definition:</b> <a href="device_8hpp_source.html#l00981">device.hpp:981</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_ab46ef3e70b91c8918f802bd301cf5462"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#ab46ef3e70b91c8918f802bd301cf5462">viennacl::ocl::context::platform_index</a></div><div class="ttdeci">void platform_index(vcl_size_t new_index)</div><div class="ttdoc">Sets the platform ID of the platform to be used for the context. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00623">context.hpp:623</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_afe385511ee81db67a2323caf177a7b58"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#afe385511ee81db67a2323caf177a7b58">viennacl::ocl::context::get_programs</a></div><div class="ttdeci">program_container_type get_programs()</div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00596">context.hpp:596</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_ad14902e6145fc89fa77dc412c46eb58f"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#ad14902e6145fc89fa77dc412c46eb58f">viennacl::ocl::context::create_memory_without_smart_handle</a></div><div class="ttdeci">cl_mem create_memory_without_smart_handle(cl_mem_flags flags, unsigned int size, void *ptr=NULL) const </div><div class="ttdoc">Creates a memory buffer within the context. Does not wrap the OpenCL handle into the smart-pointer-li...</div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00196">context.hpp:196</a></div></div>
<div class="ttc" id="device_8hpp_html"><div class="ttname"><a href="device_8hpp.html">device.hpp</a></div><div class="ttdoc">Represents an OpenCL device within ViennaCL. </div></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="classviennacl_1_1ocl_1_1context_html_a3b505875590e899db5538daf05f74b05"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a3b505875590e899db5538daf05f74b05">viennacl::ocl::context::add_queue</a></div><div class="ttdeci">void add_queue(cl_device_id dev)</div><div class="ttdoc">Adds a queue for the given device to the context. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00246">context.hpp:246</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_ae335105dfd69a228e80b7d223ffe3251"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#ae335105dfd69a228e80b7d223ffe3251">viennacl::ocl::context::default_device_type</a></div><div class="ttdeci">void default_device_type(cl_device_type dtype)</div><div class="ttdoc">Sets the device type for this context. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00095">context.hpp:95</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1platform_html"><div class="ttname"><a href="classviennacl_1_1ocl_1_1platform.html">viennacl::ocl::platform</a></div><div class="ttdoc">Wrapper class for an OpenCL platform. </div><div class="ttdef"><b>Definition:</b> <a href="platform_8hpp_source.html#l00045">platform.hpp:45</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_a4f0b8c81dad769f6efffe2d2069101f8"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a4f0b8c81dad769f6efffe2d2069101f8">viennacl::ocl::context::build_options</a></div><div class="ttdeci">std::string build_options() const </div><div class="ttdoc">Returns the current build option string. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00614">context.hpp:614</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="classviennacl_1_1ocl_1_1context_html_af4f7f70a51d069f7796bd9b4bb2a852a"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#af4f7f70a51d069f7796bd9b4bb2a852a">viennacl::ocl::context::get_queue</a></div><div class="ttdeci">viennacl::ocl::command_queue & get_queue()</div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00266">context.hpp:266</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1kernel_html"><div class="ttname"><a href="classviennacl_1_1ocl_1_1kernel.html">viennacl::ocl::kernel</a></div><div class="ttdoc">Represents an OpenCL kernel within ViennaCL. </div><div class="ttdef"><b>Definition:</b> <a href="kernel_8hpp_source.html#l00058">kernel.hpp:58</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_a1b1339c711fd666c8bdc9104f47670d4"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a1b1339c711fd666c8bdc9104f47670d4">viennacl::ocl::context::get_program</a></div><div class="ttdeci">viennacl::ocl::program & get_program(std::string const &name)</div><div class="ttdoc">Returns the program with the provided name. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00532">context.hpp:532</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1queue__not__found_html"><div class="ttname"><a href="classviennacl_1_1ocl_1_1queue__not__found.html">viennacl::ocl::queue_not_found</a></div><div class="ttdef"><b>Definition:</b> <a href="error_8hpp_source.html#l00066">error.hpp:66</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_a562e2d1a9a55e647570734c4f62a22e2"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a562e2d1a9a55e647570734c4f62a22e2">viennacl::ocl::context::build_options</a></div><div class="ttdeci">void build_options(std::string op)</div><div class="ttdoc">Sets the build option string, which is passed to the OpenCL compiler in subsequent compilations...</div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00617">context.hpp:617</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_a8ac887230ee381a0f5f9df2a22129155"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a8ac887230ee381a0f5f9df2a22129155">viennacl::ocl::context::operator==</a></div><div class="ttdeci">bool operator==(context const &other) const </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00635">context.hpp:635</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1program_html_a7c0474f0a8bbb734254d37905761ba77"><div class="ttname"><a href="classviennacl_1_1ocl_1_1program.html#a7c0474f0a8bbb734254d37905761ba77">viennacl::ocl::program::handle</a></div><div class="ttdeci">const viennacl::ocl::handle< cl_program > & handle() const </div><div class="ttdef"><b>Definition:</b> <a href="program_8hpp_source.html#l00072">program.hpp:72</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_a27347b71cec98f6636de39e91e767f4f"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a27347b71cec98f6636de39e91e767f4f">viennacl::ocl::context::delete_program</a></div><div class="ttdeci">void delete_program(std::string const &name)</div><div class="ttdoc">Delete the program with the provided name. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00514">context.hpp:514</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_a566dfbe8b8e1588ae21c50091682d1ce"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a566dfbe8b8e1588ae21c50091682d1ce">viennacl::ocl::context::default_device_type</a></div><div class="ttdeci">cl_device_type default_device_type()</div><div class="ttdoc">Returns the default device type for the context. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00089">context.hpp:89</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="classviennacl_1_1ocl_1_1device_html"><div class="ttname"><a href="classviennacl_1_1ocl_1_1device.html">viennacl::ocl::device</a></div><div class="ttdoc">A class representing a compute device (e.g. a GPU) </div><div class="ttdef"><b>Definition:</b> <a href="device_8hpp_source.html#l00049">device.hpp:49</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1program__not__found_html"><div class="ttname"><a href="classviennacl_1_1ocl_1_1program__not__found.html">viennacl::ocl::program_not_found</a></div><div class="ttdef"><b>Definition:</b> <a href="error_8hpp_source.html#l00072">error.hpp:72</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1command__queue_html"><div class="ttname"><a href="classviennacl_1_1ocl_1_1command__queue.html">viennacl::ocl::command_queue</a></div><div class="ttdoc">A class representing a command queue. </div><div class="ttdef"><b>Definition:</b> <a href="command__queue_8hpp_source.html#l00045">command_queue.hpp:45</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_a0f1a9e025d6fcdd44b21d8f80fa8c446"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a0f1a9e025d6fcdd44b21d8f80fa8c446">viennacl::ocl::context::context</a></div><div class="ttdeci">context()</div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00060">context.hpp:60</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_ac8545f52ca32888b0100373f833d7e98"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#ac8545f52ca32888b0100373f833d7e98">viennacl::ocl::context::program_num</a></div><div class="ttdeci">vcl_size_t program_num()</div><div class="ttdoc">Returns the number of programs within this context. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00602">context.hpp:602</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_a4f89a62af0d767fd8a4f5f07323447ea"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a4f89a62af0d767fd8a4f5f07323447ea">viennacl::ocl::context::platform_index</a></div><div class="ttdeci">vcl_size_t platform_index() const </div><div class="ttdoc">Returns the platform ID of the platform to be used for the context. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00620">context.hpp:620</a></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="classviennacl_1_1ocl_1_1command__queue_html_a670f2d080528e50d64d3912567708754"><div class="ttname"><a href="classviennacl_1_1ocl_1_1command__queue.html#a670f2d080528e50d64d3912567708754">viennacl::ocl::command_queue::handle</a></div><div class="ttdeci">viennacl::ocl::handle< cl_command_queue > const & handle() const </div><div class="ttdef"><b>Definition:</b> <a href="command__queue_8hpp_source.html#l00081">command_queue.hpp:81</a></div></div>
<div class="ttc" id="tests_2src_2bisect_8cpp_html_a52b5d30a2d7b064678644a3bf49b7f6c"><div class="ttname"><a href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a></div><div class="ttdeci">float NumericT</div><div class="ttdef"><b>Definition:</b> <a href="tests_2src_2bisect_8cpp_source.html#l00040">bisect.cpp:40</a></div></div>
<div class="ttc" id="command__queue_8hpp_html"><div class="ttname"><a href="command__queue_8hpp.html">command_queue.hpp</a></div><div class="ttdoc">Implementations of command queue representations. </div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_aa24993e6aa8c9d229fc76f03500dab79"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#aa24993e6aa8c9d229fc76f03500dab79">viennacl::ocl::context::default_device_num</a></div><div class="ttdeci">vcl_size_t default_device_num() const </div><div class="ttdoc">Returns the maximum number of devices to be set up for the context. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00082">context.hpp:82</a></div></div>
<div class="ttc" id="error_8hpp_html_a44f070f54255e72eb40c75ebd72ea602"><div class="ttname"><a href="error_8hpp.html#a44f070f54255e72eb40c75ebd72ea602">VIENNACL_ERR_CHECK</a></div><div class="ttdeci">#define VIENNACL_ERR_CHECK(err)</div><div class="ttdef"><b>Definition:</b> <a href="error_8hpp_source.html#l00681">error.hpp:681</a></div></div>
<div class="ttc" id="shared__ptr_8hpp_html"><div class="ttname"><a href="shared__ptr_8hpp.html">shared_ptr.hpp</a></div><div class="ttdoc">Implementation of a shared pointer class (cf. std::shared_ptr, boost::shared_ptr). Will be used until C++11 is widely available. </div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_a7e593822095e5680fc8de44e34cb4131"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a7e593822095e5680fc8de44e34cb4131">viennacl::ocl::context::init</a></div><div class="ttdeci">void init()</div><div class="ttdoc">Initializes a new context. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00167">context.hpp:167</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_a9094ac71f0cdf80df698c0c84ebb483d"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a9094ac71f0cdf80df698c0c84ebb483d">viennacl::ocl::context::add_program</a></div><div class="ttdeci">viennacl::ocl::program & add_program(cl_program p, std::string const &prog_name)</div><div class="ttdoc">Adds a program to the context. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00368">context.hpp:368</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="namespaceviennacl_1_1traits_html_aa2344ea20469f55fbc15a8e9526494d0"><div class="ttname"><a href="namespaceviennacl_1_1traits.html#aa2344ea20469f55fbc15a8e9526494d0">viennacl::traits::size</a></div><div class="ttdeci">vcl_size_t size(VectorType const &vec)</div><div class="ttdoc">Generic routine for obtaining the size of a vector (ViennaCL, uBLAS, etc.) </div><div class="ttdef"><b>Definition:</b> <a href="size_8hpp_source.html#l00239">size.hpp:239</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_aea197161de5f5617b8a2208482b41ed9"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#aea197161de5f5617b8a2208482b41ed9">viennacl::ocl::context::operator<</a></div><div class="ttdeci">bool operator<(context const &other) const </div><div class="ttdoc">Less-than comparable for compatibility with std:map. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00630">context.hpp:630</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1invalid__program_html"><div class="ttname"><a href="classviennacl_1_1ocl_1_1invalid__program.html">viennacl::ocl::invalid_program</a></div><div class="ttdoc">Exception thrown if an OpenCL program object handle is invalid (e.g. not initialized). </div><div class="ttdef"><b>Definition:</b> <a href="error_8hpp_source.html#l00353">error.hpp:353</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1handle_html_ae9699f5b1f8d8df4eba7bacf0a563f32"><div class="ttname"><a href="classviennacl_1_1ocl_1_1handle.html#ae9699f5b1f8d8df4eba7bacf0a563f32">viennacl::ocl::handle::inc</a></div><div class="ttdeci">void inc()</div><div class="ttdoc">Manually increment the OpenCL reference count. Typically called automatically, but is necessary if us...</div><div class="ttdef"><b>Definition:</b> <a href="ocl_2handle_8hpp_source.html#l00216">handle.hpp:216</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_a43602c712b8c33cf6c9c5eeebdbe0eb7"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a43602c712b8c33cf6c9c5eeebdbe0eb7">viennacl::ocl::context::init</a></div><div class="ttdeci">void init(cl_context c)</div><div class="ttdoc">Initializes the context from an existing, user-supplied context. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00173">context.hpp:173</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_afe68ad8c2df449f40f45db6605038946"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#afe68ad8c2df449f40f45db6605038946">viennacl::ocl::context::get_kernel</a></div><div class="ttdeci">viennacl::ocl::kernel & get_kernel(std::string const &program_name, std::string const &kernel_name)</div><div class="ttdoc">Convenience function for retrieving the kernel of a program directly from the context. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00605">context.hpp:605</a></div></div>
<div class="ttc" id="program_8hpp_html"><div class="ttname"><a href="program_8hpp.html">program.hpp</a></div><div class="ttdoc">Implements an OpenCL program class for ViennaCL. </div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_a83052a42aed14d8ff9d3df4773908f64"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a83052a42aed14d8ff9d3df4773908f64">viennacl::ocl::context::get_program</a></div><div class="ttdeci">viennacl::ocl::program & get_program(vcl_size_t id)</div><div class="ttdoc">Returns the program with the provided id. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00583">context.hpp:583</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_a6aa5ef5cb563ed047ff72f286eb5718b"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a6aa5ef5cb563ed047ff72f286eb5718b">viennacl::ocl::context::cache_path</a></div><div class="ttdeci">std::string cache_path() const </div><div class="ttdoc">Returns the compiled kernel cache path. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00075">context.hpp:75</a></div></div>
<div class="ttc" id="ocl_2handle_8hpp_html"><div class="ttname"><a href="ocl_2handle_8hpp.html">handle.hpp</a></div><div class="ttdoc">Implementation of a smart-pointer-like class for handling OpenCL handles. </div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_a2579803294df7a517efc5551e02ca9ec"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a2579803294df7a517efc5551e02ca9ec">viennacl::ocl::context::add_queue</a></div><div class="ttdeci">void add_queue(viennacl::ocl::device d)</div><div class="ttdoc">Adds a queue for the given device to the context. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00263">context.hpp:263</a></div></div>
<div class="ttc" id="classviennacl_1_1tools_1_1shared__ptr_html"><div class="ttname"><a href="classviennacl_1_1tools_1_1shared__ptr.html">viennacl::tools::shared_ptr</a></div><div class="ttdoc">A shared pointer class similar to boost::shared_ptr. Reimplemented in order to avoid a Boost-dependen...</div><div class="ttdef"><b>Definition:</b> <a href="shared__ptr_8hpp_source.html#l00083">shared_ptr.hpp:83</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_a7ccf3c2f3be355f39ea07cfea9600369"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a7ccf3c2f3be355f39ea07cfea9600369">viennacl::ocl::context::add_device</a></div><div class="ttdeci">void add_device(viennacl::ocl::device const &d)</div><div class="ttdoc">Add a device to the context. Must be done before the context is initialized. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00146">context.hpp:146</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_ac1cbe98ad9b39507daf6d616fedd9faf"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#ac1cbe98ad9b39507daf6d616fedd9faf">viennacl::ocl::context::cache_path</a></div><div class="ttdeci">void cache_path(std::string new_path)</div><div class="ttdoc">Sets the compiled kernel cache path. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00078">context.hpp:78</a></div></div>
<div class="ttc" id="namespaceviennacl_html_a98a0afcc513111ffa0bd138f891930df"><div class="ttname"><a href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">viennacl::vcl_size_t</a></div><div class="ttdeci">std::size_t vcl_size_t</div><div class="ttdef"><b>Definition:</b> <a href="forwards_8h_source.html#l00075">forwards.h:75</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1program_html"><div class="ttname"><a href="classviennacl_1_1ocl_1_1program.html">viennacl::ocl::program</a></div><div class="ttdoc">Wrapper class for an OpenCL program. </div><div class="ttdef"><b>Definition:</b> <a href="program_8hpp_source.html#l00042">program.hpp:42</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_afa14c1aacc2b9db5f14816d75fee0fc7"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#afa14c1aacc2b9db5f14816d75fee0fc7">viennacl::ocl::context::add_queue</a></div><div class="ttdeci">void add_queue(cl_device_id dev, cl_command_queue q)</div><div class="ttdoc">Adds an existing queue for the given device to the context. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00235">context.hpp:235</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_1ocl_1_1context_html_ac168354a69dda2f884b35ae3baad989b"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#ac168354a69dda2f884b35ae3baad989b">viennacl::ocl::context::get_program</a></div><div class="ttdeci">viennacl::ocl::program const & get_program(std::string const &name) const </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00551">context.hpp:551</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_acc93998e7854314823a339d60989256b"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#acc93998e7854314823a339d60989256b">viennacl::ocl::context::default_device_num</a></div><div class="ttdeci">void default_device_num(vcl_size_t new_num)</div><div class="ttdoc">Sets the maximum number of devices to be set up for the context. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00085">context.hpp:85</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1invalid__command__queue_html"><div class="ttname"><a href="classviennacl_1_1ocl_1_1invalid__command__queue.html">viennacl::ocl::invalid_command_queue</a></div><div class="ttdoc">Exception thrown if an invalid OpenCL command queue is provided to an OpenCL function. </div><div class="ttdef"><b>Definition:</b> <a href="error_8hpp_source.html#l00273">error.hpp:273</a></div></div>
<div class="ttc" id="error_8hpp_html"><div class="ttname"><a href="error_8hpp.html">error.hpp</a></div><div class="ttdoc">Error handling for the OpenCL layer of ViennaCL. </div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_a9a4b85b384428c041f357fb53ce18bdb"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a9a4b85b384428c041f357fb53ce18bdb">viennacl::ocl::context::switch_queue</a></div><div class="ttdeci">void switch_queue(viennacl::ocl::command_queue const &q)</div><div class="ttdoc">If the supplied command_queue is used within the context, it becomes the current active command_queue...</div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00336">context.hpp:336</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_ac51b862f074e4cacc05bf627c60898cd"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#ac51b862f074e4cacc05bf627c60898cd">viennacl::ocl::context::has_program</a></div><div class="ttdeci">bool has_program(std::string const &name)</div><div class="ttdoc">Returns whether the program with the provided name exists or not. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00571">context.hpp:571</a></div></div>
<div class="ttc" id="device__utils_8hpp_html_a2d90eef0a67b2af2801368b3ab5b357f"><div class="ttname"><a href="device__utils_8hpp.html#a2d90eef0a67b2af2801368b3ab5b357f">VIENNACL_OCL_MAX_DEVICE_NUM</a></div><div class="ttdeci">#define VIENNACL_OCL_MAX_DEVICE_NUM</div><div class="ttdef"><b>Definition:</b> <a href="device__utils_8hpp_source.html#l00025">device_utils.hpp:25</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="classviennacl_1_1ocl_1_1context_html_ada9eb8e202ccdc281bd3a7400dc35806"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#ada9eb8e202ccdc281bd3a7400dc35806">viennacl::ocl::context::get_queue</a></div><div class="ttdeci">viennacl::ocl::command_queue & get_queue(cl_device_id dev, vcl_size_t i=0)</div><div class="ttdoc">Returns the queue with the provided index for the given device. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00301">context.hpp:301</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1tools_html_a9adc7cb5201fba46b10f6dbc70b2bc12"><div class="ttname"><a href="namespaceviennacl_1_1tools.html#a9adc7cb5201fba46b10f6dbc70b2bc12">viennacl::tools::sha1</a></div><div class="ttdeci">std::string sha1(std::string const &src)</div><div class="ttdef"><b>Definition:</b> <a href="sha1_8hpp_source.html#l00220">sha1.hpp:220</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_af6f574a9f1fb21a1ce68eeb567e04ca0"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#af6f574a9f1fb21a1ce68eeb567e04ca0">viennacl::ocl::context::current_queue</a></div><div class="ttdeci">viennacl::ocl::command_queue const & current_queue()</div><div class="ttdoc">Returns the current device. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00323">context.hpp:323</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1kernel__not__found_html"><div class="ttname"><a href="classviennacl_1_1ocl_1_1kernel__not__found.html">viennacl::ocl::kernel_not_found</a></div><div class="ttdef"><b>Definition:</b> <a href="error_8hpp_source.html#l00078">error.hpp:78</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_a734307b352a0137c93f22cfebed89dfe"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a734307b352a0137c93f22cfebed89dfe">viennacl::ocl::context::add_device</a></div><div class="ttdeci">void add_device(cl_device_id d)</div><div class="ttdoc">Add a device to the context. Must be done before the context is initialized. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00157">context.hpp:157</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1program_html_a117eef2c7894ab1d794bc115d2a23f4a"><div class="ttname"><a href="classviennacl_1_1ocl_1_1program.html#a117eef2c7894ab1d794bc115d2a23f4a">viennacl::ocl::program::get_kernel</a></div><div class="ttdeci">viennacl::ocl::kernel & get_kernel(std::string const &name)</div><div class="ttdoc">Returns the kernel with the provided name. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00773">context.hpp:773</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="classviennacl_1_1ocl_1_1context_html_a2af175f7e99efa33ad852ab3d871f666"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a2af175f7e99efa33ad852ab3d871f666">viennacl::ocl::context::device_num</a></div><div class="ttdeci">vcl_size_t device_num()</div><div class="ttdoc">Returns the number of devices within this context. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00608">context.hpp:608</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_a4ad17f85bfc2e5715c9e327c40138d43"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a4ad17f85bfc2e5715c9e327c40138d43">viennacl::ocl::context::switch_device</a></div><div class="ttdeci">void switch_device(viennacl::ocl::device const &d)</div><div class="ttdoc">If the supplied device is used within the context, it becomes the current active device. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00126">context.hpp:126</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_ab82ee61d71620fda1a52b2500b090b06"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#ab82ee61d71620fda1a52b2500b090b06">viennacl::ocl::context::create_memory</a></div><div class="ttdeci">viennacl::ocl::handle< cl_mem > create_memory(cl_mem_flags flags, const VectorType< NumericT, A > &buffer) const </div><div class="ttdoc">Creates a memory buffer within the context initialized from the supplied data. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00227">context.hpp:227</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1handle_html"><div class="ttname"><a href="classviennacl_1_1ocl_1_1handle.html">viennacl::ocl::handle< cl_mem ></a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_ae77103e689b9a42771e7d66515c33995"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#ae77103e689b9a42771e7d66515c33995">viennacl::ocl::context::get_queue</a></div><div class="ttdeci">viennacl::ocl::command_queue const & get_queue() const </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00276">context.hpp:276</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_a93e86f0d0b9fbd725fcce5af704a45a0"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#a93e86f0d0b9fbd725fcce5af704a45a0">viennacl::ocl::context::add_program</a></div><div class="ttdeci">viennacl::ocl::program & add_program(std::string const &source, std::string const &prog_name)</div><div class="ttdoc">Adds a new program with the provided source to the context. Compiles the program and extracts all ker...</div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00379">context.hpp:379</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1context_html_ac70d01bc7f8bd1f36c10eae811672d79"><div class="ttname"><a href="classviennacl_1_1ocl_1_1context.html#ac70d01bc7f8bd1f36c10eae811672d79">viennacl::ocl::context::create_memory</a></div><div class="ttdeci">viennacl::ocl::handle< cl_mem > create_memory(cl_mem_flags flags, unsigned int size, void *ptr=NULL) const </div><div class="ttdoc">Creates a memory buffer within the context. </div><div class="ttdef"><b>Definition:</b> <a href="ocl_2context_8hpp_source.html#l00216">context.hpp:216</a></div></div>
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