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 <span id="projectnumber">1.7.1</span>
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<div id="projectbrief">Free open-source GPU-accelerated linear algebra and solver library.</div>
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<div class="title">entry_proxy.hpp</div> </div>
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<a href="entry__proxy_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_TOOLS_ENTRY_PROXY_HPP_</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#define VIENNACL_TOOLS_ENTRY_PROXY_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="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "<a class="code" href="forwards_8h.html">viennacl/forwards.h</a>"</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "<a class="code" href="scalar_8hpp.html">viennacl/scalar.hpp</a>"</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> </div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="keyword">namespace </span>viennacl</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> </div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment">//proxy class for single vector entries (this is a slow operation!!)</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment"></span><span class="keyword">template</span><<span class="keyword">typename</span> NumericT></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="keyword">class </span>entry_proxy</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> {</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="keyword">public</span>:</div>
<div class="line"><a name="l00044"></a><span class="lineno"><a class="line" href="classviennacl_1_1entry__proxy.html#a5aab26f84f0a0f33a16c801826e8b5aa"> 44</a></span>  <span class="keyword">typedef</span> <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html">viennacl::backend::mem_handle</a> <a class="code" href="classviennacl_1_1entry__proxy.html#a5aab26f84f0a0f33a16c801826e8b5aa">handle_type</a>;</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div>
<div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="classviennacl_1_1entry__proxy.html#a42a889aa89772a30c2d58d5588a3ac04"> 51</a></span>  <span class="keyword">explicit</span> <a class="code" href="classviennacl_1_1entry__proxy.html#a42a889aa89772a30c2d58d5588a3ac04">entry_proxy</a>(<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> mem_offset,</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html">handle_type</a> & mem_handle)</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  : index_(mem_offset), mem_handle_(mem_handle) {}</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> </div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> </div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="comment">//operators:</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"><a class="line" href="classviennacl_1_1entry__proxy.html#a20d1e6598ba396eca5441e81866692bb"> 59</a></span> <span class="comment"></span> <a class="code" href="classviennacl_1_1entry__proxy.html">entry_proxy</a> & <a class="code" href="classviennacl_1_1entry__proxy.html#a20d1e6598ba396eca5441e81866692bb">operator+=</a>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a> value)</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  {</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a> temp = read();</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  temp += value;</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  write(temp);</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  }</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div>
<div class="line"><a name="l00069"></a><span class="lineno"><a class="line" href="classviennacl_1_1entry__proxy.html#a9e5cbe868cfad0720aba407d149c75e1"> 69</a></span>  <a class="code" href="classviennacl_1_1entry__proxy.html">entry_proxy</a> & <a class="code" href="classviennacl_1_1entry__proxy.html#a9e5cbe868cfad0720aba407d149c75e1">operator-=</a>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a> value)</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  {</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a> temp = read();</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  temp -= value;</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  write(temp);</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  }</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> </div>
<div class="line"><a name="l00079"></a><span class="lineno"><a class="line" href="classviennacl_1_1entry__proxy.html#adc3fc7c7cb5e7602eedd2d3b4ce35e1c"> 79</a></span>  <a class="code" href="classviennacl_1_1entry__proxy.html">entry_proxy</a> & <a class="code" href="classviennacl_1_1entry__proxy.html#adc3fc7c7cb5e7602eedd2d3b4ce35e1c">operator*=</a>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a> value)</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>  <a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a> temp = read();</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  temp *= value;</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  write(temp);</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  }</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> </div>
<div class="line"><a name="l00089"></a><span class="lineno"><a class="line" href="classviennacl_1_1entry__proxy.html#ab12fabdb323eefb4892edde6f7b3bf16"> 89</a></span>  <a class="code" href="classviennacl_1_1entry__proxy.html">entry_proxy</a> & <a class="code" href="classviennacl_1_1entry__proxy.html#ab12fabdb323eefb4892edde6f7b3bf16">operator/=</a>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a> value)</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>  <a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a> temp = read();</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  temp /= value;</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  write(temp);</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  }</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> </div>
<div class="line"><a name="l00099"></a><span class="lineno"><a class="line" href="classviennacl_1_1entry__proxy.html#aeb73ef2abb2e995991e5ee4d10dfb099"> 99</a></span>  <a class="code" href="classviennacl_1_1entry__proxy.html">entry_proxy</a> & <a class="code" href="classviennacl_1_1entry__proxy.html#aeb73ef2abb2e995991e5ee4d10dfb099">operator=</a>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a> value)</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  {</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  write(value);</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  }</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> </div>
<div class="line"><a name="l00107"></a><span class="lineno"><a class="line" href="classviennacl_1_1entry__proxy.html#a7219f5d36ca71d3bab8987747cb77d1c"> 107</a></span>  <a class="code" href="classviennacl_1_1entry__proxy.html">entry_proxy</a> & <a class="code" href="classviennacl_1_1entry__proxy.html#a7219f5d36ca71d3bab8987747cb77d1c">operator=</a>(<a class="code" href="classviennacl_1_1scalar.html">scalar<NumericT></a> <span class="keyword">const</span> & value)</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  {</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <a class="code" href="namespaceviennacl_1_1backend.html#a39a91fd7aa68ebf64bd7bfa409732ec0">viennacl::backend::memory_copy</a>(value.<a class="code" href="classviennacl_1_1scalar.html#a9a62e56c8941de87f86b6b7ccd4987e3">handle</a>(), mem_handle_, 0, <span class="keyword">sizeof</span>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a>)*index_, <span class="keyword">sizeof</span>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a>));</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  }</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div>
<div class="line"><a name="l00115"></a><span class="lineno"><a class="line" href="classviennacl_1_1entry__proxy.html#ae0c4cf27e795235d75556894e677e0af"> 115</a></span>  <a class="code" href="classviennacl_1_1entry__proxy.html">entry_proxy</a> & <a class="code" href="classviennacl_1_1entry__proxy.html#ae0c4cf27e795235d75556894e677e0af">operator=</a>(<a class="code" href="classviennacl_1_1entry__proxy.html">entry_proxy</a> <span class="keyword">const</span> & other)</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>  <a class="code" href="namespaceviennacl_1_1backend.html#a39a91fd7aa68ebf64bd7bfa409732ec0">viennacl::backend::memory_copy</a>(other.handle(), mem_handle_, <span class="keyword">sizeof</span>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a>) * other.index_, <span class="keyword">sizeof</span>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a>)*index_, <span class="keyword">sizeof</span>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a>));</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordflow">return</span> *<span class="keyword">this</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> </div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="comment">//type conversion:</span></div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="comment">// allows to write something like:</span></div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="comment">// double test = vector(4);</span></div>
<div class="line"><a name="l00130"></a><span class="lineno"><a class="line" href="classviennacl_1_1entry__proxy.html#a719287b50d86b5c8a047af7dbe4a5b3a"> 130</a></span> <span class="comment"></span> <span class="keyword">operator</span> <a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a> ()<span class="keyword"> const</span></div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a> temp = read();</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keywordflow">return</span> temp;</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  }</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> </div>
<div class="line"><a name="l00138"></a><span class="lineno"><a class="line" href="classviennacl_1_1entry__proxy.html#a4433439fd4233b8bc585d8d8f2cc7619"> 138</a></span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> <a class="code" href="classviennacl_1_1entry__proxy.html#a4433439fd4233b8bc585d8d8f2cc7619">index</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> index_; }</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> </div>
<div class="line"><a name="l00142"></a><span class="lineno"><a class="line" href="classviennacl_1_1entry__proxy.html#acf681a2389ab0b31b5f660205f39ab77"> 142</a></span>  <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html">handle_type</a> <span class="keyword">const</span> & <a class="code" href="classviennacl_1_1entry__proxy.html#acf681a2389ab0b31b5f660205f39ab77">handle</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> mem_handle_; }</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> <span class="keyword">private</span>:</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a> read()<span class="keyword"> const</span></div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a> temp;</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <a class="code" href="namespaceviennacl_1_1backend.html#a62854cfd6f04404b274f8ede36f63e2d">viennacl::backend::memory_read</a>(mem_handle_, <span class="keyword">sizeof</span>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a>)*index_, <span class="keyword">sizeof</span>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a>), &temp);</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordflow">return</span> temp;</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  }</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> </div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordtype">void</span> write(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a> value)</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  {</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <a class="code" href="namespaceviennacl_1_1backend.html#a06bdedb2bc72dc1922cada91e9bbbd61">viennacl::backend::memory_write</a>(mem_handle_, <span class="keyword">sizeof</span>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a>)*index_, <span class="keyword">sizeof</span>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a>), &value);</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  }</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> </div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> index_;</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html">viennacl::backend::mem_handle</a> & mem_handle_;</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> }; <span class="comment">//entry_proxy</span></div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> </div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> </div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> </div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> </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> </div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> </div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="keyword">template</span><<span class="keyword">typename</span> NumericT></div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="keyword">class </span>const_entry_proxy</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> {</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keyword">typedef</span> const_entry_proxy<NumericT> self_type;</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="keyword">public</span>:</div>
<div class="line"><a name="l00183"></a><span class="lineno"><a class="line" href="classviennacl_1_1const__entry__proxy.html#a8f916f229ef166b16006b514b13d1318"> 183</a></span>  <span class="keyword">typedef</span> <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html">viennacl::backend::mem_handle</a> <a class="code" href="classviennacl_1_1const__entry__proxy.html#a8f916f229ef166b16006b514b13d1318">handle_type</a>;</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> </div>
<div class="line"><a name="l00190"></a><span class="lineno"><a class="line" href="classviennacl_1_1const__entry__proxy.html#a9906f1d945b78b11ab14feef6367d2c8"> 190</a></span>  <span class="keyword">explicit</span> <a class="code" href="classviennacl_1_1const__entry__proxy.html#a9906f1d945b78b11ab14feef6367d2c8">const_entry_proxy</a>(<a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> mem_offset,</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html">handle_type</a> <span class="keyword">const</span> & mem_handle)</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  : index_(mem_offset), mem_handle_(mem_handle) {}</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> </div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="comment">//type conversion:</span></div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="comment">// allows to write something like:</span></div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="comment">// double test = vector(4);</span></div>
<div class="line"><a name="l00204"></a><span class="lineno"><a class="line" href="classviennacl_1_1const__entry__proxy.html#abc1b268a517bbb435434b9bf54f2313a"> 204</a></span> <span class="comment"></span> <span class="keyword">operator</span> <a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a> ()<span class="keyword"> const</span></div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a> temp = read();</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keywordflow">return</span> temp;</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="l00212"></a><span class="lineno"><a class="line" href="classviennacl_1_1const__entry__proxy.html#ac364f96496deec7473be1126f12279fc"> 212</a></span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="classviennacl_1_1const__entry__proxy.html#ac364f96496deec7473be1126f12279fc">index</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> index_; }</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> </div>
<div class="line"><a name="l00216"></a><span class="lineno"><a class="line" href="classviennacl_1_1const__entry__proxy.html#afd3d3e90596401bb6cb6309cb6d46fb4"> 216</a></span>  <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html">handle_type</a> <span class="keyword">const</span> & <a class="code" href="classviennacl_1_1const__entry__proxy.html#afd3d3e90596401bb6cb6309cb6d46fb4">handle</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> mem_handle_; }</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> </div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="keyword">private</span>:</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a> read()<span class="keyword"> const</span></div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> <span class="keyword"> </span>{</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a> temp;</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <a class="code" href="namespaceviennacl_1_1backend.html#a62854cfd6f04404b274f8ede36f63e2d">viennacl::backend::memory_read</a>(mem_handle_, <span class="keyword">sizeof</span>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a>)*index_, <span class="keyword">sizeof</span>(<a class="code" href="tests_2src_2bisect_8cpp.html#a52b5d30a2d7b064678644a3bf49b7f6c">NumericT</a>), &temp);</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">return</span> temp;</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  }</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span> </div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <a class="code" href="namespaceviennacl.html#a98a0afcc513111ffa0bd138f891930df">vcl_size_t</a> index_;</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <a class="code" href="classviennacl_1_1backend_1_1mem__handle.html">viennacl::backend::mem_handle</a> <span class="keyword">const</span> & mem_handle_;</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span> }; <span class="comment">//entry_proxy</span></div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span> </div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span> }</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span> </div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span> <span class="preprocessor">#endif</span></div>
<div class="ttc" id="classviennacl_1_1const__entry__proxy_html_a9906f1d945b78b11ab14feef6367d2c8"><div class="ttname"><a href="classviennacl_1_1const__entry__proxy.html#a9906f1d945b78b11ab14feef6367d2c8">viennacl::const_entry_proxy::const_entry_proxy</a></div><div class="ttdeci">const_entry_proxy(vcl_size_t mem_offset, handle_type const &mem_handle)</div><div class="ttdoc">The constructor for the proxy class. Declared explicit to avoid any surprises created by the compiler...</div><div class="ttdef"><b>Definition:</b> <a href="entry__proxy_8hpp_source.html#l00190">entry_proxy.hpp:190</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1backend_html_a06bdedb2bc72dc1922cada91e9bbbd61"><div class="ttname"><a href="namespaceviennacl_1_1backend.html#a06bdedb2bc72dc1922cada91e9bbbd61">viennacl::backend::memory_write</a></div><div class="ttdeci">void memory_write(mem_handle &dst_buffer, vcl_size_t dst_offset, vcl_size_t bytes_to_write, const void *ptr, bool async=false)</div><div class="ttdoc">Writes data from main RAM identified by 'ptr' to the buffer identified by 'dst_buffer'. </div><div class="ttdef"><b>Definition:</b> <a href="memory_8hpp_source.html#l00220">memory.hpp:220</a></div></div>
<div class="ttc" id="classviennacl_1_1scalar_html"><div class="ttname"><a href="classviennacl_1_1scalar.html">viennacl::scalar</a></div><div class="ttdoc">This class represents a single scalar value on the GPU and behaves mostly like a built-in scalar type...</div><div class="ttdef"><b>Definition:</b> <a href="forwards_8h_source.html#l00227">forwards.h:227</a></div></div>
<div class="ttc" id="classviennacl_1_1scalar_html_a9a62e56c8941de87f86b6b7ccd4987e3"><div class="ttname"><a href="classviennacl_1_1scalar.html#a9a62e56c8941de87f86b6b7ccd4987e3">viennacl::scalar::handle</a></div><div class="ttdeci">handle_type & handle()</div><div class="ttdoc">Returns the memory handle, non-const version. </div><div class="ttdef"><b>Definition:</b> <a href="scalar_8hpp_source.html#l00833">scalar.hpp:833</a></div></div>
<div class="ttc" id="forwards_8h_html"><div class="ttname"><a href="forwards_8h.html">forwards.h</a></div><div class="ttdoc">This file provides the forward declarations for the main types used within ViennaCL. </div></div>
<div class="ttc" id="namespaceviennacl_1_1backend_html_a62854cfd6f04404b274f8ede36f63e2d"><div class="ttname"><a href="namespaceviennacl_1_1backend.html#a62854cfd6f04404b274f8ede36f63e2d">viennacl::backend::memory_read</a></div><div class="ttdeci">void memory_read(mem_handle const &src_buffer, vcl_size_t src_offset, vcl_size_t bytes_to_read, void *ptr, bool async=false)</div><div class="ttdoc">Reads data from a buffer back to main RAM. </div><div class="ttdef"><b>Definition:</b> <a href="memory_8hpp_source.html#l00261">memory.hpp:261</a></div></div>
<div class="ttc" id="classviennacl_1_1entry__proxy_html_a9e5cbe868cfad0720aba407d149c75e1"><div class="ttname"><a href="classviennacl_1_1entry__proxy.html#a9e5cbe868cfad0720aba407d149c75e1">viennacl::entry_proxy::operator-=</a></div><div class="ttdeci">entry_proxy & operator-=(NumericT value)</div><div class="ttdoc">Inplace subtraction of a CPU floating point value. </div><div class="ttdef"><b>Definition:</b> <a href="entry__proxy_8hpp_source.html#l00069">entry_proxy.hpp:69</a></div></div>
<div class="ttc" id="classviennacl_1_1entry__proxy_html_a5aab26f84f0a0f33a16c801826e8b5aa"><div class="ttname"><a href="classviennacl_1_1entry__proxy.html#a5aab26f84f0a0f33a16c801826e8b5aa">viennacl::entry_proxy::handle_type</a></div><div class="ttdeci">viennacl::backend::mem_handle handle_type</div><div class="ttdef"><b>Definition:</b> <a href="entry__proxy_8hpp_source.html#l00044">entry_proxy.hpp:44</a></div></div>
<div class="ttc" id="classviennacl_1_1entry__proxy_html_ab12fabdb323eefb4892edde6f7b3bf16"><div class="ttname"><a href="classviennacl_1_1entry__proxy.html#ab12fabdb323eefb4892edde6f7b3bf16">viennacl::entry_proxy::operator/=</a></div><div class="ttdeci">entry_proxy & operator/=(NumericT value)</div><div class="ttdoc">Inplace division by a CPU floating point value. </div><div class="ttdef"><b>Definition:</b> <a href="entry__proxy_8hpp_source.html#l00089">entry_proxy.hpp:89</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="classviennacl_1_1entry__proxy_html_a20d1e6598ba396eca5441e81866692bb"><div class="ttname"><a href="classviennacl_1_1entry__proxy.html#a20d1e6598ba396eca5441e81866692bb">viennacl::entry_proxy::operator+=</a></div><div class="ttdeci">entry_proxy & operator+=(NumericT value)</div><div class="ttdoc">Inplace addition of a CPU floating point value. </div><div class="ttdef"><b>Definition:</b> <a href="entry__proxy_8hpp_source.html#l00059">entry_proxy.hpp:59</a></div></div>
<div class="ttc" id="classviennacl_1_1entry__proxy_html_a4433439fd4233b8bc585d8d8f2cc7619"><div class="ttname"><a href="classviennacl_1_1entry__proxy.html#a4433439fd4233b8bc585d8d8f2cc7619">viennacl::entry_proxy::index</a></div><div class="ttdeci">vcl_size_t index() const </div><div class="ttdoc">Returns the index of the represented element. </div><div class="ttdef"><b>Definition:</b> <a href="entry__proxy_8hpp_source.html#l00138">entry_proxy.hpp:138</a></div></div>
<div class="ttc" id="classviennacl_1_1entry__proxy_html_ae0c4cf27e795235d75556894e677e0af"><div class="ttname"><a href="classviennacl_1_1entry__proxy.html#ae0c4cf27e795235d75556894e677e0af">viennacl::entry_proxy::operator=</a></div><div class="ttdeci">entry_proxy & operator=(entry_proxy const &other)</div><div class="ttdoc">Assignment of another GPU value. </div><div class="ttdef"><b>Definition:</b> <a href="entry__proxy_8hpp_source.html#l00115">entry_proxy.hpp:115</a></div></div>
<div class="ttc" id="classviennacl_1_1entry__proxy_html_aeb73ef2abb2e995991e5ee4d10dfb099"><div class="ttname"><a href="classviennacl_1_1entry__proxy.html#aeb73ef2abb2e995991e5ee4d10dfb099">viennacl::entry_proxy::operator=</a></div><div class="ttdeci">entry_proxy & operator=(NumericT value)</div><div class="ttdoc">Assignment of a CPU floating point value. </div><div class="ttdef"><b>Definition:</b> <a href="entry__proxy_8hpp_source.html#l00099">entry_proxy.hpp:99</a></div></div>
<div class="ttc" id="classviennacl_1_1entry__proxy_html_adc3fc7c7cb5e7602eedd2d3b4ce35e1c"><div class="ttname"><a href="classviennacl_1_1entry__proxy.html#adc3fc7c7cb5e7602eedd2d3b4ce35e1c">viennacl::entry_proxy::operator*=</a></div><div class="ttdeci">entry_proxy & operator*=(NumericT value)</div><div class="ttdoc">Inplace multiplication with a CPU floating point value. </div><div class="ttdef"><b>Definition:</b> <a href="entry__proxy_8hpp_source.html#l00079">entry_proxy.hpp:79</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_1entry__proxy_html_a42a889aa89772a30c2d58d5588a3ac04"><div class="ttname"><a href="classviennacl_1_1entry__proxy.html#a42a889aa89772a30c2d58d5588a3ac04">viennacl::entry_proxy::entry_proxy</a></div><div class="ttdeci">entry_proxy(vcl_size_t mem_offset, handle_type &mem_handle)</div><div class="ttdoc">The constructor for the proxy class. Declared explicit to avoid any surprises created by the compiler...</div><div class="ttdef"><b>Definition:</b> <a href="entry__proxy_8hpp_source.html#l00051">entry_proxy.hpp:51</a></div></div>
<div class="ttc" id="classviennacl_1_1entry__proxy_html_acf681a2389ab0b31b5f660205f39ab77"><div class="ttname"><a href="classviennacl_1_1entry__proxy.html#acf681a2389ab0b31b5f660205f39ab77">viennacl::entry_proxy::handle</a></div><div class="ttdeci">handle_type const & handle() const </div><div class="ttdoc">Returns the memory viennacl::ocl::handle. </div><div class="ttdef"><b>Definition:</b> <a href="entry__proxy_8hpp_source.html#l00142">entry_proxy.hpp:142</a></div></div>
<div class="ttc" id="namespaceviennacl_1_1backend_html_a39a91fd7aa68ebf64bd7bfa409732ec0"><div class="ttname"><a href="namespaceviennacl_1_1backend.html#a39a91fd7aa68ebf64bd7bfa409732ec0">viennacl::backend::memory_copy</a></div><div class="ttdeci">void memory_copy(mem_handle const &src_buffer, mem_handle &dst_buffer, vcl_size_t src_offset, vcl_size_t dst_offset, vcl_size_t bytes_to_copy)</div><div class="ttdoc">Copies 'bytes_to_copy' bytes from address 'src_buffer + src_offset' to memory starting at address 'ds...</div><div class="ttdef"><b>Definition:</b> <a href="memory_8hpp_source.html#l00140">memory.hpp:140</a></div></div>
<div class="ttc" id="classviennacl_1_1backend_1_1mem__handle_html"><div class="ttname"><a href="classviennacl_1_1backend_1_1mem__handle.html">viennacl::backend::mem_handle</a></div><div class="ttdoc">Main abstraction class for multiple memory domains. Represents a buffer in either main RAM...</div><div class="ttdef"><b>Definition:</b> <a href="mem__handle_8hpp_source.html#l00089">mem_handle.hpp:89</a></div></div>
<div class="ttc" id="classviennacl_1_1const__entry__proxy_html_a8f916f229ef166b16006b514b13d1318"><div class="ttname"><a href="classviennacl_1_1const__entry__proxy.html#a8f916f229ef166b16006b514b13d1318">viennacl::const_entry_proxy::handle_type</a></div><div class="ttdeci">viennacl::backend::mem_handle handle_type</div><div class="ttdef"><b>Definition:</b> <a href="entry__proxy_8hpp_source.html#l00183">entry_proxy.hpp:183</a></div></div>
<div class="ttc" id="classviennacl_1_1const__entry__proxy_html_ac364f96496deec7473be1126f12279fc"><div class="ttname"><a href="classviennacl_1_1const__entry__proxy.html#ac364f96496deec7473be1126f12279fc">viennacl::const_entry_proxy::index</a></div><div class="ttdeci">unsigned int index() const </div><div class="ttdoc">Returns the index of the represented element. </div><div class="ttdef"><b>Definition:</b> <a href="entry__proxy_8hpp_source.html#l00212">entry_proxy.hpp:212</a></div></div>
<div class="ttc" id="classviennacl_1_1entry__proxy_html"><div class="ttname"><a href="classviennacl_1_1entry__proxy.html">viennacl::entry_proxy</a></div><div class="ttdoc">A proxy class for a single element of a vector or matrix. This proxy should not be noticed by end-use...</div><div class="ttdef"><b>Definition:</b> <a href="forwards_8h_source.html#l00233">forwards.h:233</a></div></div>
<div class="ttc" id="scalar_8hpp_html"><div class="ttname"><a href="scalar_8hpp.html">scalar.hpp</a></div><div class="ttdoc">Implementation of the ViennaCL scalar class. </div></div>
<div class="ttc" id="classviennacl_1_1const__entry__proxy_html_afd3d3e90596401bb6cb6309cb6d46fb4"><div class="ttname"><a href="classviennacl_1_1const__entry__proxy.html#afd3d3e90596401bb6cb6309cb6d46fb4">viennacl::const_entry_proxy::handle</a></div><div class="ttdeci">handle_type const & handle() const </div><div class="ttdoc">Returns the memory handle. </div><div class="ttdef"><b>Definition:</b> <a href="entry__proxy_8hpp_source.html#l00216">entry_proxy.hpp:216</a></div></div>
<div class="ttc" id="classviennacl_1_1entry__proxy_html_a7219f5d36ca71d3bab8987747cb77d1c"><div class="ttname"><a href="classviennacl_1_1entry__proxy.html#a7219f5d36ca71d3bab8987747cb77d1c">viennacl::entry_proxy::operator=</a></div><div class="ttdeci">entry_proxy & operator=(scalar< NumericT > const &value)</div><div class="ttdoc">Assignment of a GPU floating point value. Avoids unnecessary GPU->CPU->GPU transfers. </div><div class="ttdef"><b>Definition:</b> <a href="entry__proxy_8hpp_source.html#l00107">entry_proxy.hpp:107</a></div></div>
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