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<div class="title">platform.hpp</div> </div>
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<a href="platform_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_PLATFORM_HPP_</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#define VIENNACL_OCL_PLATFORM_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 <vector></span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</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="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include "<a class="code" href="device_8hpp.html">viennacl/ocl/device.hpp</a>"</span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> </div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="keyword">namespace </span>viennacl</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> {</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">namespace </span>ocl</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> {</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div>
<div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1platform.html"> 45</a></span>  <span class="keyword">class </span><a class="code" href="classviennacl_1_1ocl_1_1platform.html">platform</a></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  {</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keyword">public</span>:</div>
<div class="line"><a name="l00049"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1platform.html#afd82f90092841f111e70e5e7b8afbcec"> 49</a></span>  <a class="code" href="classviennacl_1_1ocl_1_1platform.html#afd82f90092841f111e70e5e7b8afbcec">platform</a>(<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> pf_index = 0)</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  {</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  cl_int err;</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  cl_uint num_platforms;</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  cl_platform_id ids[42]; <span class="comment">//no more than 42 platforms supported...</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL)</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  std::cout << <span class="stringliteral">"ViennaCL: Getting platform..."</span> << std::endl;</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  err = clGetPlatformIDs(42, ids, &num_platforms);</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <a class="code" href="error_8hpp.html#a44f070f54255e72eb40c75ebd72ea602">VIENNACL_ERR_CHECK</a>(err);</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  assert(num_platforms > pf_index && <span class="keywordtype">bool</span>(<span class="stringliteral">"ViennaCL: ERROR: Not enough platforms found!"</span>));</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  id_ = ids[pf_index];</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  assert(num_platforms > 0 && <span class="keywordtype">bool</span>(<span class="stringliteral">"ViennaCL: ERROR: No platform found!"</span>));</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  }</div>
<div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1platform.html#a4d375c5d57800c31f6892235ba305f7d"> 63</a></span>  <a class="code" href="classviennacl_1_1ocl_1_1platform.html#a4d375c5d57800c31f6892235ba305f7d">platform</a>(cl_platform_id pf_id) : id_(pf_id) {}</div>
<div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1platform.html#ab935700ab7ff9297250646e1c7e793be"> 64</a></span>  <a class="code" href="classviennacl_1_1ocl_1_1platform.html#ab935700ab7ff9297250646e1c7e793be">platform</a>(<a class="code" href="classviennacl_1_1ocl_1_1platform.html">platform</a> <span class="keyword">const</span> & other) : id_(other.id_) {}</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> </div>
<div class="line"><a name="l00066"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1platform.html#a6572ef45a7546c2d228b42ca92dfe401"> 66</a></span>  <span class="keywordtype">void</span> <a class="code" href="classviennacl_1_1ocl_1_1platform.html#a6572ef45a7546c2d228b42ca92dfe401">operator=</a>(cl_platform_id pf_id) { id_ = pf_id; }</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> </div>
<div class="line"><a name="l00068"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1platform.html#a917f8690fa543677a7f0df9aa90b90a8"> 68</a></span>  cl_platform_id <a class="code" href="classviennacl_1_1ocl_1_1platform.html#a917f8690fa543677a7f0df9aa90b90a8">id</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> id_; }</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> </div>
<div class="line"><a name="l00071"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1platform.html#ac570aa63d292d47da2258136bef5f6e9"> 71</a></span>  std::string <a class="code" href="classviennacl_1_1ocl_1_1platform.html#ac570aa63d292d47da2258136bef5f6e9">info</a>()<span class="keyword"> const</span></div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordtype">char</span> buffer[1024];</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  cl_int err;</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  err = clGetPlatformInfo(id_, CL_PLATFORM_VENDOR, 1024 * <span class="keyword">sizeof</span>(<span class="keywordtype">char</span>), buffer, NULL);</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <a class="code" href="error_8hpp.html#a44f070f54255e72eb40c75ebd72ea602">VIENNACL_ERR_CHECK</a>(err);</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> </div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  std::stringstream ss;</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  ss << buffer << <span class="stringliteral">": "</span>;</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> </div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  err = clGetPlatformInfo(id_, CL_PLATFORM_VERSION, 1024 * <span class="keyword">sizeof</span>(<span class="keywordtype">char</span>), buffer, NULL);</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <a class="code" href="error_8hpp.html#a44f070f54255e72eb40c75ebd72ea602">VIENNACL_ERR_CHECK</a>(err);</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> </div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  ss << buffer;</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> </div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordflow">return</span> ss.str();</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  }</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> </div>
<div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="classviennacl_1_1ocl_1_1platform.html#afaa563522ebe9ce7b80ef02c40e7fe31"> 91</a></span>  std::vector<device> <a class="code" href="classviennacl_1_1ocl_1_1platform.html#afaa563522ebe9ce7b80ef02c40e7fe31">devices</a>(cl_device_type dtype = CL_DEVICE_TYPE_DEFAULT)</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>  cl_int err;</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_DEVICE)</span></div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  std::cout << <span class="stringliteral">"ViennaCL: Querying devices available at current platform."</span> << std::endl;</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  cl_device_id device_ids[<a class="code" href="device__utils_8hpp.html#a2d90eef0a67b2af2801368b3ab5b357f">VIENNACL_OCL_MAX_DEVICE_NUM</a>];</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  cl_uint num_devices;</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  err = clGetDeviceIDs(id_, dtype, <a class="code" href="device__utils_8hpp.html#a2d90eef0a67b2af2801368b3ab5b357f">VIENNACL_OCL_MAX_DEVICE_NUM</a>, device_ids, &num_devices);</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordflow">if</span> (err == CL_DEVICE_NOT_FOUND && dtype == CL_DEVICE_TYPE_DEFAULT)</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  {</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="comment">//workaround for ATI Stream SDK v2.3: No CPUs detected with default device type:</span></div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  err = clGetDeviceIDs(id_, CL_DEVICE_TYPE_CPU, <a class="code" href="device__utils_8hpp.html#a2d90eef0a67b2af2801368b3ab5b357f">VIENNACL_OCL_MAX_DEVICE_NUM</a>, device_ids, &num_devices);</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  }</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> </div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <a class="code" href="error_8hpp.html#a44f070f54255e72eb40c75ebd72ea602">VIENNACL_ERR_CHECK</a>(err);</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL) || defined(VIENNACL_DEBUG_DEVICE)</span></div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  std::cout << <span class="stringliteral">"ViennaCL: Found "</span> << num_devices << <span class="stringliteral">" devices."</span> << std::endl;</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> </div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  assert(num_devices > 0 && <span class="keywordtype">bool</span>(<span class="stringliteral">"Error in viennacl::ocl::platform::devices(): No OpenCL devices available!"</span>));</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  std::vector<device> <a class="code" href="classviennacl_1_1ocl_1_1platform.html#afaa563522ebe9ce7b80ef02c40e7fe31">devices</a>;</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> </div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keywordflow">for</span> (cl_uint i=0; i<num_devices; ++i)</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  devices.push_back(<a class="code" href="classviennacl_1_1ocl_1_1device.html">device</a>(device_ids[i]));</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>  <span class="keywordflow">return</span> <a class="code" href="classviennacl_1_1ocl_1_1platform.html#afaa563522ebe9ce7b80ef02c40e7fe31">devices</a>;</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  }</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> </div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keyword">private</span>:</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  cl_platform_id id_;</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  };</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> </div>
<div class="line"><a name="l00124"></a><span class="lineno"><a class="line" href="namespaceviennacl_1_1ocl.html#ae1e931f6efd155240b33ca440dfcfef5"> 124</a></span>  <span class="keyword">inline</span> std::vector< platform > <a class="code" href="namespaceviennacl_1_1ocl.html#ae1e931f6efd155240b33ca440dfcfef5">get_platforms</a>()</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  {</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  std::vector< platform > ret;</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  cl_int err;</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  cl_uint num_platforms;</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  cl_platform_id ids[42]; <span class="comment">//no more than 42 platforms supported...</span></div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="preprocessor">#if defined(VIENNACL_DEBUG_ALL)</span></div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  std::cout << <span class="stringliteral">"ViennaCL: Getting platform..."</span> << std::endl;</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  err = clGetPlatformIDs(42, ids, &num_platforms);</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <a class="code" href="error_8hpp.html#a44f070f54255e72eb40c75ebd72ea602">VIENNACL_ERR_CHECK</a>(err);</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>  <span class="keywordflow">for</span> (cl_uint i = 0; i < num_platforms; ++i)</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  ret.push_back( <a class="code" href="classviennacl_1_1ocl_1_1platform.html">platform</a>(ids[i]) );</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordflow">return</span> ret;</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> </div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> }</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> }</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> </div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="preprocessor">#endif</span></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="namespaceviennacl_1_1ocl_html_ae1e931f6efd155240b33ca440dfcfef5"><div class="ttname"><a href="namespaceviennacl_1_1ocl.html#ae1e931f6efd155240b33ca440dfcfef5">viennacl::ocl::get_platforms</a></div><div class="ttdeci">std::vector< platform > get_platforms()</div><div class="ttdef"><b>Definition:</b> <a href="platform_8hpp_source.html#l00124">platform.hpp:124</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="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_1platform_html_afaa563522ebe9ce7b80ef02c40e7fe31"><div class="ttname"><a href="classviennacl_1_1ocl_1_1platform.html#afaa563522ebe9ce7b80ef02c40e7fe31">viennacl::ocl::platform::devices</a></div><div class="ttdeci">std::vector< device > devices(cl_device_type dtype=CL_DEVICE_TYPE_DEFAULT)</div><div class="ttdoc">Returns the available devices of the supplied device type. </div><div class="ttdef"><b>Definition:</b> <a href="platform_8hpp_source.html#l00091">platform.hpp:91</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="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="classviennacl_1_1ocl_1_1platform_html_ab935700ab7ff9297250646e1c7e793be"><div class="ttname"><a href="classviennacl_1_1ocl_1_1platform.html#ab935700ab7ff9297250646e1c7e793be">viennacl::ocl::platform::platform</a></div><div class="ttdeci">platform(platform const &other)</div><div class="ttdef"><b>Definition:</b> <a href="platform_8hpp_source.html#l00064">platform.hpp:64</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1platform_html_a917f8690fa543677a7f0df9aa90b90a8"><div class="ttname"><a href="classviennacl_1_1ocl_1_1platform.html#a917f8690fa543677a7f0df9aa90b90a8">viennacl::ocl::platform::id</a></div><div class="ttdeci">cl_platform_id id() const </div><div class="ttdef"><b>Definition:</b> <a href="platform_8hpp_source.html#l00068">platform.hpp:68</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="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="classviennacl_1_1ocl_1_1platform_html_a6572ef45a7546c2d228b42ca92dfe401"><div class="ttname"><a href="classviennacl_1_1ocl_1_1platform.html#a6572ef45a7546c2d228b42ca92dfe401">viennacl::ocl::platform::operator=</a></div><div class="ttdeci">void operator=(cl_platform_id pf_id)</div><div class="ttdef"><b>Definition:</b> <a href="platform_8hpp_source.html#l00066">platform.hpp:66</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1platform_html_afd82f90092841f111e70e5e7b8afbcec"><div class="ttname"><a href="classviennacl_1_1ocl_1_1platform.html#afd82f90092841f111e70e5e7b8afbcec">viennacl::ocl::platform::platform</a></div><div class="ttdeci">platform(vcl_size_t pf_index=0)</div><div class="ttdef"><b>Definition:</b> <a href="platform_8hpp_source.html#l00049">platform.hpp:49</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1platform_html_ac570aa63d292d47da2258136bef5f6e9"><div class="ttname"><a href="classviennacl_1_1ocl_1_1platform.html#ac570aa63d292d47da2258136bef5f6e9">viennacl::ocl::platform::info</a></div><div class="ttdeci">std::string info() const </div><div class="ttdoc">Returns an information string. </div><div class="ttdef"><b>Definition:</b> <a href="platform_8hpp_source.html#l00071">platform.hpp:71</a></div></div>
<div class="ttc" id="classviennacl_1_1ocl_1_1platform_html_a4d375c5d57800c31f6892235ba305f7d"><div class="ttname"><a href="classviennacl_1_1ocl_1_1platform.html#a4d375c5d57800c31f6892235ba305f7d">viennacl::ocl::platform::platform</a></div><div class="ttdeci">platform(cl_platform_id pf_id)</div><div class="ttdef"><b>Definition:</b> <a href="platform_8hpp_source.html#l00063">platform.hpp:63</a></div></div>
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