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<div class="title">test_state_initialisations.cpp</div> </div>
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<div class="contents">
<a href="test__state__initialisations_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>  </div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="preprocessor">#include "catch.hpp"</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="preprocessor">#include "<a class="code" href="QuEST_8h.html">QuEST.h</a>"</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="preprocessor">#include "<a class="code" href="utilities_8hpp.html">utilities.hpp</a>"</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span>  </div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">/* allows concise use of Contains in catch's REQUIRE_THROWS_WITH */</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="keyword">using</span> Catch::Matchers::Contains;</div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>  </div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>  </div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span>  </div>
<div class="line"><a name="l00015"></a><span class="lineno"><a class="line" href="group__unittest.html#ga13e82817429e0c055b01df8328ea25e9"> 15</a></span> <a class="code" href="group__unittest.html#ga13e82817429e0c055b01df8328ea25e9">TEST_CASE</a>( <span class="stringliteral">"cloneQureg"</span>, <span class="stringliteral">"[state_initialisations]"</span> ) {</div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  </div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  <a class="code" href="structQureg.html">Qureg</a> vec1 = <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <a class="code" href="structQureg.html">Qureg</a> mat1 = <a class="code" href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  </div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  SECTION( <span class="stringliteral">"correctness"</span> ) {</div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  </div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  SECTION( <span class="stringliteral">"state-vector"</span> ) {</div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>  </div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <a class="code" href="structQureg.html">Qureg</a> vec2 = <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  </div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <span class="comment">// make sure states start differently</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  <a class="code" href="group__debug.html#gaa696c94112e5fbbc996af10dfc4e2c1c">initDebugState</a>(vec1); </div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  <a class="code" href="group__init.html#gada7230491a50cd409f8b00f5ee1db953">initBlankState</a>(vec2);</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  REQUIRE( !<a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(vec1, vec2) );</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="comment">// make sure vec2 is changed</span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <a class="code" href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a> copy1 = <a class="code" href="group__testutilities.html#gade0e7c37811a69f1c21c88c11943a19f">toQVector</a>(vec1);</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  <a class="code" href="group__init.html#ga4534403b721977b669bff7bf4e37f0fb">cloneQureg</a>(vec2, vec1);</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(vec1, vec2) );</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  </div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  <span class="comment">// make sure vec1 unaffected</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(vec1, copy1) );</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>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(vec2, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  }</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  SECTION( <span class="stringliteral">"density-matrix"</span> ) {</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>  <a class="code" href="structQureg.html">Qureg</a> mat2 = <a class="code" href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  </div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="comment">// make sure states start differently</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <a class="code" href="group__debug.html#gaa696c94112e5fbbc996af10dfc4e2c1c">initDebugState</a>(mat1);</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <a class="code" href="group__init.html#gada7230491a50cd409f8b00f5ee1db953">initBlankState</a>(mat2);</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  REQUIRE( !<a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(mat1, mat2) );</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  </div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="comment">// make sure vec2 is changed</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <a class="code" href="group__testutilities.html#gabbc686f5f40eff22e08a2b2012ac4e41">QMatrix</a> copy1 = <a class="code" href="group__testutilities.html#ga253946523907014c4f198d2bb38d4913">toQMatrix</a>(mat1);</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <a class="code" href="group__init.html#ga4534403b721977b669bff7bf4e37f0fb">cloneQureg</a>(mat2, mat1);</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(mat1, mat2) );</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>  <span class="comment">// make sure vec1 unaffected</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(mat1, copy1) );</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  </div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(mat2, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  }</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  }</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  SECTION( <span class="stringliteral">"input validation"</span> ) {</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  </div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  SECTION( <span class="stringliteral">"qureg type"</span> ) {</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  </div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#ga4534403b721977b669bff7bf4e37f0fb">cloneQureg</a>(mat1, vec1), Contains(<span class="stringliteral">"both be state-vectors"</span>) && Contains(<span class="stringliteral">"density matrices"</span>) );</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#ga4534403b721977b669bff7bf4e37f0fb">cloneQureg</a>(vec1, mat1), Contains(<span class="stringliteral">"both be state-vectors"</span>) && Contains(<span class="stringliteral">"density matrices"</span>) );</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  }</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  SECTION( <span class="stringliteral">"qureg dimensions"</span> ) {</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  </div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <a class="code" href="structQureg.html">Qureg</a> vec3 = <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(vec1.<a class="code" href="structQureg.html#ad08dff5316b8937f4b2a1417591543dc">numQubitsRepresented</a> + 1, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <a class="code" href="structQureg.html">Qureg</a> mat3 = <a class="code" href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a>(mat1.<a class="code" href="structQureg.html#ad08dff5316b8937f4b2a1417591543dc">numQubitsRepresented</a> + 1, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  </div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#ga4534403b721977b669bff7bf4e37f0fb">cloneQureg</a>(vec1, vec3), Contains(<span class="stringliteral">"Dimensions"</span>) && Contains(<span class="stringliteral">"don't match"</span>) );</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#ga4534403b721977b669bff7bf4e37f0fb">cloneQureg</a>(mat1, mat3), Contains(<span class="stringliteral">"Dimensions"</span>) && Contains(<span class="stringliteral">"don't match"</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>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(vec3, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(mat3, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  }</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  }</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(vec1, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(mat1, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> }</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  </div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  </div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  </div>
<div class="line"><a name="l00090"></a><span class="lineno"><a class="line" href="group__unittest.html#ga4ac023fcc2426bf185cc8e36a69c2e94"> 90</a></span> <a class="code" href="group__unittest.html#ga13e82817429e0c055b01df8328ea25e9">TEST_CASE</a>( <span class="stringliteral">"initBlankState"</span>, <span class="stringliteral">"[state_initialisations]"</span> ) {</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  </div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <a class="code" href="structQureg.html">Qureg</a> vec = <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <a class="code" href="structQureg.html">Qureg</a> mat = <a class="code" href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  </div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  SECTION( <span class="stringliteral">"correctness"</span> ) {</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>  SECTION( <span class="stringliteral">"state-vector"</span> ) {</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  </div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <a class="code" href="group__init.html#gada7230491a50cd409f8b00f5ee1db953">initBlankState</a>(vec);</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(vec, <a class="code" href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a>(1<<<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>)) );</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>  SECTION( <span class="stringliteral">"density-matrix"</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>  <a class="code" href="group__init.html#gada7230491a50cd409f8b00f5ee1db953">initBlankState</a>(mat);</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(mat, <a class="code" href="group__testutilities.html#ga6ccbb15b0f234e926be96a153181b63a">getZeroMatrix</a>(1<<<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>)) );</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  }</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  }</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  SECTION( <span class="stringliteral">"input validation"</span> ) {</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>  <span class="comment">// no user validation</span></div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  SUCCEED( );</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  }</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(vec, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(mat, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> }</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="l00118"></a><span class="lineno"> 118</span>  </div>
<div class="line"><a name="l00123"></a><span class="lineno"><a class="line" href="group__unittest.html#gafb36244534a4b9b1faa53d3bfe28e3a3"> 123</a></span> <a class="code" href="group__unittest.html#ga13e82817429e0c055b01df8328ea25e9">TEST_CASE</a>( <span class="stringliteral">"initClassicalState"</span>, <span class="stringliteral">"[state_initialisations]"</span> ) {</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  </div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <a class="code" href="structQureg.html">Qureg</a> vec = <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <a class="code" href="structQureg.html">Qureg</a> mat = <a class="code" href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</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>  SECTION( <span class="stringliteral">"correctness"</span> ) {</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  </div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="keywordtype">int</span> numInds = (1<<<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>);</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordtype">int</span> ind = GENERATE_COPY( range(0,numInds) );</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  </div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  SECTION( <span class="stringliteral">"state-vector"</span> ) {</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>  <a class="code" href="group__init.html#ga0379e21efca0767a22607fc0e26a5a22">initClassicalState</a>(vec, ind);</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <a class="code" href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a> vecRef = <a class="code" href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a>(1<<<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>);</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  vecRef[ind] = 1;</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(vec, vecRef) );</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>  SECTION( <span class="stringliteral">"density-matrix"</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>  <a class="code" href="group__init.html#ga0379e21efca0767a22607fc0e26a5a22">initClassicalState</a>(mat, ind);</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <a class="code" href="group__testutilities.html#gabbc686f5f40eff22e08a2b2012ac4e41">QMatrix</a> matRef = <a class="code" href="group__testutilities.html#ga6ccbb15b0f234e926be96a153181b63a">getZeroMatrix</a>(1<<<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>);</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  matRef[ind][ind] = 1;</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(mat, matRef) );</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  }</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  }</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  SECTION( <span class="stringliteral">"input validation"</span> ) {</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  </div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  SECTION( <span class="stringliteral">"state index"</span> ) {</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  </div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordtype">int</span> ind = GENERATE( -1, (1<<<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>) );</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#ga0379e21efca0767a22607fc0e26a5a22">initClassicalState</a>(vec, ind), Contains(<span class="stringliteral">"Invalid state index"</span>) );</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="l00156"></a><span class="lineno"> 156</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(vec, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(mat, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> }</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  </div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  </div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  </div>
<div class="line"><a name="l00166"></a><span class="lineno"><a class="line" href="group__unittest.html#gaf2260af68bc6f547784bc900602ef5fe"> 166</a></span> <a class="code" href="group__unittest.html#ga13e82817429e0c055b01df8328ea25e9">TEST_CASE</a>( <span class="stringliteral">"initPlusState"</span>, <span class="stringliteral">"[state_initialisations]"</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>  <a class="code" href="structQureg.html">Qureg</a> vec = <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <a class="code" href="structQureg.html">Qureg</a> mat = <a class="code" href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</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>  SECTION( <span class="stringliteral">"correctness"</span> ) {</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  </div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  SECTION( <span class="stringliteral">"state-vector"</span> ) {</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  </div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="comment">// |+> = 1/sqrt(N^2) sum_i |i></span></div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="comment">// = 1/sqrt(N^2) {1, ..., 1}</span></div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <a class="code" href="group__init.html#ga234bd34016f08288532791903b9884b5">initPlusState</a>(vec);</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <a class="code" href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a> vecRef = <a class="code" href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a>(1<<<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>);</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=0; i<vecRef.size(); i++)</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  vecRef[i] = 1./sqrt(pow(2,<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>));</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(vec, vecRef) );</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  }</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  SECTION( <span class="stringliteral">"density-matrix"</span> ) {</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  </div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="comment">// |+><+| = 1/sqrt(N^2) sum_i |i> 1/sqrt(N^2) sum_j <j|</span></div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="comment">// = 1/(N^2) sum_{ij} |i><j|</span></div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="comment">// = 1/(N^2) {{1, ..., 1}, ...}</span></div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <a class="code" href="group__init.html#ga234bd34016f08288532791903b9884b5">initPlusState</a>(mat);</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <a class="code" href="group__testutilities.html#gabbc686f5f40eff22e08a2b2012ac4e41">QMatrix</a> matRef = <a class="code" href="group__testutilities.html#ga6ccbb15b0f234e926be96a153181b63a">getZeroMatrix</a>(1<<<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>);</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=0; i<matRef.size(); i++)</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> j=0; j<matRef.size(); j++)</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  matRef[i][j] = 1./pow(2, <a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>);</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(mat, matRef) );</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>  }</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  SECTION( <span class="stringliteral">"input validation"</span> ) {</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  </div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="comment">// no user validation</span></div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  SUCCEED( );</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  }</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(vec, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(mat, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> }</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  </div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  </div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  </div>
<div class="line"><a name="l00211"></a><span class="lineno"><a class="line" href="group__unittest.html#gace25006fc345a5e33f17f1fdde217922"> 211</a></span> <a class="code" href="group__unittest.html#ga13e82817429e0c055b01df8328ea25e9">TEST_CASE</a>( <span class="stringliteral">"initPureState"</span>, <span class="stringliteral">"[state_initialisations]"</span> ) {</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  </div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <a class="code" href="structQureg.html">Qureg</a> vec1 = <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <a class="code" href="structQureg.html">Qureg</a> mat1 = <a class="code" href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  </div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  SECTION( <span class="stringliteral">"correctness"</span> ) {</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>  SECTION( <span class="stringliteral">"state-vector"</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>  <span class="comment">/* state-vector version just performs cloneQureg */</span></div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  </div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <a class="code" href="structQureg.html">Qureg</a> vec2 = <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  </div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="comment">// make sure states start differently</span></div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <a class="code" href="group__debug.html#gaa696c94112e5fbbc996af10dfc4e2c1c">initDebugState</a>(vec1); </div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <a class="code" href="group__init.html#gada7230491a50cd409f8b00f5ee1db953">initBlankState</a>(vec2);</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  REQUIRE( !<a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(vec1, vec2) );</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  </div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="comment">// make sure vec2 is overwritten with vec1</span></div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <a class="code" href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a> copy1 = <a class="code" href="group__testutilities.html#gade0e7c37811a69f1c21c88c11943a19f">toQVector</a>(vec1);</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <a class="code" href="group__init.html#ga9a348df3e1df623c3d4c4f12c3ee3fe8">initPureState</a>(vec2, vec1);</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(vec1, vec2) );</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="comment">// make sure vec1 was not modified </span></div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(vec1, copy1) );</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>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(vec2, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  }</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  SECTION( <span class="stringliteral">"density-matrix"</span> ) {</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  </div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="comment">/* density matrix version initialises matrix in |pure><pure| */</span></div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  </div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <a class="code" href="group__debug.html#gaa696c94112e5fbbc996af10dfc4e2c1c">initDebugState</a>(vec1); <span class="comment">// |vec1> = sum_i a_i |i></span></div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <a class="code" href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a> copy1 = <a class="code" href="group__testutilities.html#gade0e7c37811a69f1c21c88c11943a19f">toQVector</a>(vec1);</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  </div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="comment">// make sure mat1 is modified correctly</span></div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <a class="code" href="group__init.html#gada7230491a50cd409f8b00f5ee1db953">initBlankState</a>(mat1); </div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <a class="code" href="group__init.html#ga9a348df3e1df623c3d4c4f12c3ee3fe8">initPureState</a>(mat1, vec1); <span class="comment">// mat1 = |vec1><vec1| = sum_{ij} a_i a_j* |i><j|</span></div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  </div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <a class="code" href="group__testutilities.html#gabbc686f5f40eff22e08a2b2012ac4e41">QMatrix</a> matRef = <a class="code" href="group__testutilities.html#ga6ccbb15b0f234e926be96a153181b63a">getZeroMatrix</a>(1<<<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>);</div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> i=0; i<matRef.size(); i++)</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keywordflow">for</span> (<span class="keywordtype">size_t</span> j=0; j<matRef.size(); j++)</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  matRef[i][j] = copy1[i] * conj(copy1[j]);</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(mat1, matRef) );</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  </div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="comment">// make sure vec1 was not modified</span></div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(vec1, copy1) );</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>  }</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  SECTION( <span class="stringliteral">"input validation"</span> ) {</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  </div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  SECTION( <span class="stringliteral">"qureg types"</span> ) {</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  </div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="comment">// density matrix as second arg is illegal (regardless of first arg)</span></div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#ga9a348df3e1df623c3d4c4f12c3ee3fe8">initPureState</a>(vec1, mat1), Contains(<span class="stringliteral">"Second argument must be a state-vector"</span>) );</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#ga9a348df3e1df623c3d4c4f12c3ee3fe8">initPureState</a>(mat1, mat1), Contains(<span class="stringliteral">"Second argument must be a state-vector"</span>) );</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>  SECTION( <span class="stringliteral">"qureg dimensions"</span> ) {</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  </div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <a class="code" href="structQureg.html">Qureg</a> vec2 = <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a> + 1, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#ga9a348df3e1df623c3d4c4f12c3ee3fe8">initPureState</a>(vec1, vec2), Contains(<span class="stringliteral">"Dimensions"</span>) && Contains(<span class="stringliteral">"don't match"</span>) );</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#ga9a348df3e1df623c3d4c4f12c3ee3fe8">initPureState</a>(mat1, vec2), Contains(<span class="stringliteral">"Dimensions"</span>) && Contains(<span class="stringliteral">"don't match"</span>) );</div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(vec2, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</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"> 276</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(vec1, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(mat1, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span> }</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>  </div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  </div>
<div class="line"><a name="l00286"></a><span class="lineno"><a class="line" href="group__unittest.html#ga4850d47d4eb8f39634b45e1073a46c09"> 286</a></span> <a class="code" href="group__unittest.html#ga13e82817429e0c055b01df8328ea25e9">TEST_CASE</a>( <span class="stringliteral">"initStateFromAmps"</span>, <span class="stringliteral">"[state_initialisations]"</span> ) {</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  </div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <a class="code" href="structQureg.html">Qureg</a> vec = <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  </div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  SECTION( <span class="stringliteral">"correctness"</span> ) {</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  </div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  SECTION( <span class="stringliteral">"state-vector"</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="comment">// create arbitrary (but distinctly non-zero) amplitudes</span></div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> ampsRe[vec.<a class="code" href="structQureg.html#adef4935cac95763c29164cf99b144ed4">numAmpsTotal</a>];</div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> ampsIm[vec.<a class="code" href="structQureg.html#adef4935cac95763c29164cf99b144ed4">numAmpsTotal</a>];</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <a class="code" href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a> vecRef = <a class="code" href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a>(vec.<a class="code" href="structQureg.html#adef4935cac95763c29164cf99b144ed4">numAmpsTotal</a>);</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i=0; i<vec.<a class="code" href="structQureg.html#adef4935cac95763c29164cf99b144ed4">numAmpsTotal</a>; i++) {</div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  ampsRe[i] = 2*i;</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  ampsIm[i] = 2*i + 1;</div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  vecRef[i] = (ampsRe[i]) + 1i*(ampsIm[i]);</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>  </div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <a class="code" href="group__init.html#gada7230491a50cd409f8b00f5ee1db953">initBlankState</a>(vec);</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <a class="code" href="group__init.html#ga4589960486ec43dcd63bd985f1c4f398">initStateFromAmps</a>(vec, ampsRe, ampsIm);</div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(vec, vecRef) );</div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  }</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  }</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  SECTION( <span class="stringliteral">"input validation"</span> ) {</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  </div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  SECTION( <span class="stringliteral">"density-matrix"</span> ) {</div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  </div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <a class="code" href="structQureg.html">Qureg</a> mat = <a class="code" href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#ga4589960486ec43dcd63bd985f1c4f398">initStateFromAmps</a>(mat, NULL, NULL), Contains(<span class="stringliteral">"valid only for state-vectors"</span>) );</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(mat, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</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>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(vec, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</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="l00321"></a><span class="lineno"> 321</span>  </div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  </div>
<div class="line"><a name="l00327"></a><span class="lineno"><a class="line" href="group__unittest.html#gacecf4e81c80f9c9c7df49b137923062d"> 327</a></span> <a class="code" href="group__unittest.html#ga13e82817429e0c055b01df8328ea25e9">TEST_CASE</a>( <span class="stringliteral">"initZeroState"</span>, <span class="stringliteral">"[state_initialisations]"</span> ) {</div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  </div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <a class="code" href="structQureg.html">Qureg</a> vec = <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <a class="code" href="structQureg.html">Qureg</a> mat = <a class="code" href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  </div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  SECTION( <span class="stringliteral">"correctness"</span> ) {</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>  SECTION( <span class="stringliteral">"state-vector"</span> ) {</div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  </div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <a class="code" href="group__init.html#gada7230491a50cd409f8b00f5ee1db953">initBlankState</a>(vec);</div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <a class="code" href="group__init.html#ga2f049055d4a51d0ea4d1a43b5234dedb">initZeroState</a>(vec);</div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  </div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <a class="code" href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a> refVec = <a class="code" href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a>(vec.<a class="code" href="structQureg.html#adef4935cac95763c29164cf99b144ed4">numAmpsTotal</a>);</div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  refVec[0] = 1;</div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(vec, refVec) );</div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  }</div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  SECTION( <span class="stringliteral">"density-matrix"</span> ) {</div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  </div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <a class="code" href="group__init.html#gada7230491a50cd409f8b00f5ee1db953">initBlankState</a>(mat);</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <a class="code" href="group__init.html#ga2f049055d4a51d0ea4d1a43b5234dedb">initZeroState</a>(mat);</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>  <a class="code" href="group__testutilities.html#gabbc686f5f40eff22e08a2b2012ac4e41">QMatrix</a> refMat = <a class="code" href="group__testutilities.html#ga6ccbb15b0f234e926be96a153181b63a">getZeroMatrix</a>(1<<mat.<a class="code" href="structQureg.html#ad08dff5316b8937f4b2a1417591543dc">numQubitsRepresented</a>);</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  refMat[0][0] = 1;</div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(mat, refMat) );</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>  }</div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  SECTION( <span class="stringliteral">"input validation"</span> ) {</div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  </div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <span class="comment">// no input validation </span></div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  SUCCEED( );</div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  }</div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(vec, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(mat, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</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>  </div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  </div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  </div>
<div class="line"><a name="l00368"></a><span class="lineno"><a class="line" href="group__unittest.html#ga1331d2b39b5b126146735925cfc97179"> 368</a></span> <a class="code" href="group__unittest.html#ga13e82817429e0c055b01df8328ea25e9">TEST_CASE</a>( <span class="stringliteral">"setAmps"</span>, <span class="stringliteral">"[state_initialisations]"</span> ) {</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>  <a class="code" href="structQureg.html">Qureg</a> vec = <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  </div>
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  <span class="keywordtype">int</span> maxInd = vec.<a class="code" href="structQureg.html#adef4935cac95763c29164cf99b144ed4">numAmpsTotal</a>;</div>
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> reals[maxInd];</div>
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> imags[maxInd];</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>  SECTION( <span class="stringliteral">"correctness"</span> ) {</div>
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  </div>
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  SECTION( <span class="stringliteral">"state-vector"</span> ) {</div>
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  </div>
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <span class="comment">// all valid number of amplitudes and offsets</span></div>
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <span class="keywordtype">int</span> startInd = GENERATE_COPY( range(0,maxInd) );</div>
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <span class="keywordtype">int</span> numAmps = GENERATE_COPY( range(0,1+maxInd-startInd) ); <span class="comment">// upper-bound allows all amps specified</span></div>
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  </div>
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="comment">// generate random amplitudes</span></div>
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i=0; i<numAmps; i++) {</div>
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  reals[i] = <a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5);</div>
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  imags[i] = <a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5);</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>  </div>
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="comment">// check both specified and un-specified amplitudes are correctly handled</span></div>
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <a class="code" href="group__debug.html#gaa696c94112e5fbbc996af10dfc4e2c1c">initDebugState</a>(vec);</div>
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  <a class="code" href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a> vecRef = <a class="code" href="group__testutilities.html#gade0e7c37811a69f1c21c88c11943a19f">toQVector</a>(vec);</div>
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  </div>
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  <a class="code" href="group__init.html#gabc0c64f8adf307d2a44184dc0f8ca66e">setAmps</a>(vec, startInd, reals, imags, numAmps);</div>
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i=0; i<numAmps; i++)</div>
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  vecRef[startInd+i] = reals[i] + 1i*(imags[i]);</div>
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  </div>
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(vec, vecRef) );</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>  }</div>
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  SECTION( <span class="stringliteral">"input validation"</span> ) {</div>
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  </div>
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  SECTION( <span class="stringliteral">"start index"</span> ) {</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>  <span class="keywordtype">int</span> startInd = GENERATE_COPY( -1, maxInd );</div>
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="keywordtype">int</span> numAmps = 0;</div>
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#gabc0c64f8adf307d2a44184dc0f8ca66e">setAmps</a>(vec, startInd, reals, imags, numAmps), Contains(<span class="stringliteral">"Invalid amplitude index"</span>) );</div>
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  }</div>
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  </div>
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  SECTION( <span class="stringliteral">"number of amplitudes"</span> ) {</div>
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  </div>
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="comment">// independent</span></div>
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  <span class="keywordtype">int</span> startInd = 0;</div>
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  <span class="keywordtype">int</span> numAmps = GENERATE_COPY( -1, maxInd+1 );</div>
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#gabc0c64f8adf307d2a44184dc0f8ca66e">setAmps</a>(vec, startInd, reals, imags, numAmps), Contains(<span class="stringliteral">"Invalid number of amplitudes"</span>) );</div>
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  </div>
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="comment">// invalid considering start-index</span></div>
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  startInd = maxInd - 1;</div>
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  numAmps = 2;</div>
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#gabc0c64f8adf307d2a44184dc0f8ca66e">setAmps</a>(vec, startInd, reals, imags, numAmps), Contains(<span class="stringliteral">"More amplitudes given than exist"</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>  SECTION( <span class="stringliteral">"density-matrix"</span> ) {</div>
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  </div>
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  <a class="code" href="structQureg.html">Qureg</a> mat = <a class="code" href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#gabc0c64f8adf307d2a44184dc0f8ca66e">setAmps</a>(mat, 0, reals, imags, 0), Contains(<span class="stringliteral">"valid only for state-vectors"</span>) );</div>
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(mat, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</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>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(vec, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span> }</div>
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  </div>
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  </div>
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  </div>
<div class="line"><a name="l00438"></a><span class="lineno"><a class="line" href="group__unittest.html#gae69938daf4948a63c3451f15b86bf537"> 438</a></span> <a class="code" href="group__unittest.html#ga13e82817429e0c055b01df8328ea25e9">TEST_CASE</a>( <span class="stringliteral">"setWeightedQureg"</span>, <span class="stringliteral">"[state_initialisations]"</span> ) {</div>
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  </div>
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  SECTION( <span class="stringliteral">"correctness"</span> ) {</div>
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  </div>
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  <span class="comment">// repeat each test below 10 times </span></div>
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  GENERATE( range(0,10) );</div>
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  </div>
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <span class="comment">/* note tolerance in areEqual increases with tests, since </span></div>
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span> <span class="comment"> * small differences propogate in vecC which is not re-initialised </span></div>
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  </div>
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  SECTION( <span class="stringliteral">"state-vector"</span> ) {</div>
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  </div>
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  <span class="comment">// make three random vectors</span></div>
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  <a class="code" href="structQureg.html">Qureg</a> vecA = <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  <a class="code" href="structQureg.html">Qureg</a> vecB = <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  <a class="code" href="structQureg.html">Qureg</a> vecC = <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j=0; j<vecA.<a class="code" href="structQureg.html#ab0ea0358482b62f43fdd781469607d97">numAmpsPerChunk</a>; j++) {</div>
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  vecA.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.real[j] = <a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5); vecA.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.imag[j] = <a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5);</div>
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  vecB.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.real[j] = <a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5); vecB.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.imag[j] = <a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5);</div>
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  vecC.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.real[j] = <a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5); vecC.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.imag[j] = <a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5);</div>
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  }</div>
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  <a class="code" href="group__debug.html#ga11448560006dd165128e404b54ebb2f7">copyStateToGPU</a>(vecA); <a class="code" href="group__debug.html#ga11448560006dd165128e404b54ebb2f7">copyStateToGPU</a>(vecB); <a class="code" href="group__debug.html#ga11448560006dd165128e404b54ebb2f7">copyStateToGPU</a>(vecC);</div>
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  <a class="code" href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a> refA = <a class="code" href="group__testutilities.html#gade0e7c37811a69f1c21c88c11943a19f">toQVector</a>(vecA);</div>
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  <a class="code" href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a> refB = <a class="code" href="group__testutilities.html#gade0e7c37811a69f1c21c88c11943a19f">toQVector</a>(vecB);</div>
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  <a class="code" href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a> refC = <a class="code" href="group__testutilities.html#gade0e7c37811a69f1c21c88c11943a19f">toQVector</a>(vecC);</div>
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  <a class="code" href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a> refOut;</div>
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  </div>
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  <span class="comment">// get three random factors</span></div>
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  <a class="code" href="group__type.html#gad863c5878a01051a2726ce94bf365428">qcomp</a> numA = <a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5) + 1i*<a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5);</div>
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  <a class="code" href="group__type.html#gad863c5878a01051a2726ce94bf365428">qcomp</a> numB = <a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5) + 1i*<a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5);</div>
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <a class="code" href="group__type.html#gad863c5878a01051a2726ce94bf365428">qcomp</a> numC = <a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5) + 1i*<a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5);</div>
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  <a class="code" href="structComplex.html">Complex</a> facA = <a class="code" href="group__type.html#gab54c5a1ea720830a7ee394d03fb9f4e9">toComplex</a>(numA);</div>
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <a class="code" href="structComplex.html">Complex</a> facB = <a class="code" href="group__type.html#gab54c5a1ea720830a7ee394d03fb9f4e9">toComplex</a>(numB);</div>
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  <a class="code" href="structComplex.html">Complex</a> facC = <a class="code" href="group__type.html#gab54c5a1ea720830a7ee394d03fb9f4e9">toComplex</a>(numC);</div>
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  </div>
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  <span class="comment">// check out-qureg is correct, when all quregs are unique... </span></div>
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  <a class="code" href="group__init.html#ga5d0f3f71ea38d3c44597f8c2c2f014d4">setWeightedQureg</a>(facA, vecA, facB, vecB, facC, vecC);</div>
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  refOut = numA*refA + numB*refB + numC*refC;</div>
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(vecC, refOut) );</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="comment">// ... and that other qureg's aren't modified</span></div>
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(vecA, refA) );</div>
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(vecB, refB) );</div>
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  </div>
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  <span class="comment">// check quregOut correct, when it's also qureg2</span></div>
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  refC = <a class="code" href="group__testutilities.html#gade0e7c37811a69f1c21c88c11943a19f">toQVector</a>(vecC);</div>
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  <a class="code" href="group__init.html#ga5d0f3f71ea38d3c44597f8c2c2f014d4">setWeightedQureg</a>(facB, vecB, facC, vecC, facA, vecC);</div>
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  refOut = numB*refB + numC*refC + numA*refC;</div>
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(vecC, refOut, 10*REAL_EPS) );</div>
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  </div>
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  <span class="comment">// ... and that the remaining qureg is not modified</span></div>
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(vecB, refB) );</div>
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  </div>
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  <span class="comment">// check quregOut correct, when it's also qureg1</span></div>
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  refC = <a class="code" href="group__testutilities.html#gade0e7c37811a69f1c21c88c11943a19f">toQVector</a>(vecC);</div>
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  <a class="code" href="group__init.html#ga5d0f3f71ea38d3c44597f8c2c2f014d4">setWeightedQureg</a>(facC, vecC, facB, vecB, facA, vecC);</div>
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  refOut = numC*refC + numB*refB + numA*refC;</div>
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(vecC, refOut, 10*REAL_EPS) );</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="comment">// ... and that the remaining qureg is not modified</span></div>
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(vecB, refB) );</div>
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  </div>
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  <span class="comment">// check quregOut is correct when it's both input quregs</span></div>
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  refC = <a class="code" href="group__testutilities.html#gade0e7c37811a69f1c21c88c11943a19f">toQVector</a>(vecC);</div>
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  <a class="code" href="group__init.html#ga5d0f3f71ea38d3c44597f8c2c2f014d4">setWeightedQureg</a>(facA, vecC, facB, vecC, facC, vecC);</div>
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  refOut = numA*refC + numB*refC + numC*refC;</div>
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(vecC, refOut, 1E2*REAL_EPS) );</div>
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  </div>
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  <span class="comment">// cleanup</span></div>
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(vecA, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(vecB, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(vecC, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</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>  SECTION( <span class="stringliteral">"density-matrix"</span> ) {</div>
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  </div>
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  <span class="comment">// make three random matrices</span></div>
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  <a class="code" href="structQureg.html">Qureg</a> matA = <a class="code" href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  <a class="code" href="structQureg.html">Qureg</a> matB = <a class="code" href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  <a class="code" href="structQureg.html">Qureg</a> matC = <a class="code" href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j=0; j<matA.<a class="code" href="structQureg.html#ab0ea0358482b62f43fdd781469607d97">numAmpsPerChunk</a>; j++) {</div>
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  matA.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.real[j] = <a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5); matA.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.imag[j] = <a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5);</div>
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  matB.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.real[j] = <a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5); matB.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.imag[j] = <a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5);</div>
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  matC.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.real[j] = <a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5); matC.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.imag[j] = <a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5);</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>  <a class="code" href="group__debug.html#ga11448560006dd165128e404b54ebb2f7">copyStateToGPU</a>(matA); <a class="code" href="group__debug.html#ga11448560006dd165128e404b54ebb2f7">copyStateToGPU</a>(matB); <a class="code" href="group__debug.html#ga11448560006dd165128e404b54ebb2f7">copyStateToGPU</a>(matC);</div>
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  <a class="code" href="group__testutilities.html#gabbc686f5f40eff22e08a2b2012ac4e41">QMatrix</a> refA = <a class="code" href="group__testutilities.html#ga253946523907014c4f198d2bb38d4913">toQMatrix</a>(matA);</div>
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  <a class="code" href="group__testutilities.html#gabbc686f5f40eff22e08a2b2012ac4e41">QMatrix</a> refB = <a class="code" href="group__testutilities.html#ga253946523907014c4f198d2bb38d4913">toQMatrix</a>(matB);</div>
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  <a class="code" href="group__testutilities.html#gabbc686f5f40eff22e08a2b2012ac4e41">QMatrix</a> refC = <a class="code" href="group__testutilities.html#ga253946523907014c4f198d2bb38d4913">toQMatrix</a>(matC);</div>
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  <a class="code" href="group__testutilities.html#gabbc686f5f40eff22e08a2b2012ac4e41">QMatrix</a> refOut;</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>  <span class="comment">// get three random factors</span></div>
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  <a class="code" href="group__type.html#gad863c5878a01051a2726ce94bf365428">qcomp</a> numA = <a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5) + 1i*<a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5);</div>
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  <a class="code" href="group__type.html#gad863c5878a01051a2726ce94bf365428">qcomp</a> numB = <a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5) + 1i*<a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5);</div>
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  <a class="code" href="group__type.html#gad863c5878a01051a2726ce94bf365428">qcomp</a> numC = <a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5) + 1i*<a class="code" href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a>(-5,5);</div>
<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  <a class="code" href="structComplex.html">Complex</a> facA = <a class="code" href="group__type.html#gab54c5a1ea720830a7ee394d03fb9f4e9">toComplex</a>(numA);</div>
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  <a class="code" href="structComplex.html">Complex</a> facB = <a class="code" href="group__type.html#gab54c5a1ea720830a7ee394d03fb9f4e9">toComplex</a>(numB);</div>
<div class="line"><a name="l00535"></a><span class="lineno"> 535</span>  <a class="code" href="structComplex.html">Complex</a> facC = <a class="code" href="group__type.html#gab54c5a1ea720830a7ee394d03fb9f4e9">toComplex</a>(numC);</div>
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  </div>
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  <span class="comment">// check out-qureg is correct, when all quregs are unique... </span></div>
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  <a class="code" href="group__init.html#ga5d0f3f71ea38d3c44597f8c2c2f014d4">setWeightedQureg</a>(facA, matA, facB, matB, facC, matC);</div>
<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  refOut = numA*refA + numB*refB + numC*refC;</div>
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(matC, refOut) );</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">// ... and that other qureg's aren't modified</span></div>
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(matA, refA) );</div>
<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(matB, refB) );</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>  <span class="comment">// check quregOut correct, when it's also qureg2</span></div>
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  refC = <a class="code" href="group__testutilities.html#ga253946523907014c4f198d2bb38d4913">toQMatrix</a>(matC);</div>
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  <a class="code" href="group__init.html#ga5d0f3f71ea38d3c44597f8c2c2f014d4">setWeightedQureg</a>(facB, matB, facC, matC, facA, matC);</div>
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  refOut = numB*refB + numC*refC + numA*refC;</div>
<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(matC, refOut, 10*REAL_EPS) );</div>
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  </div>
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  <span class="comment">// ... and that the remaining qureg is not modified</span></div>
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(matB, refB) );</div>
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  </div>
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  <span class="comment">// check quregOut correct, when it's also qureg1</span></div>
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  refC = <a class="code" href="group__testutilities.html#ga253946523907014c4f198d2bb38d4913">toQMatrix</a>(matC);</div>
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  <a class="code" href="group__init.html#ga5d0f3f71ea38d3c44597f8c2c2f014d4">setWeightedQureg</a>(facC, matC, facB, matB, facA, matC);</div>
<div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  refOut = numC*refC + numB*refB + numA*refC;</div>
<div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(matC, refOut, 1E2*REAL_EPS) );</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">// ... and that the remaining qureg is not modified</span></div>
<div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(matB, refB) );</div>
<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  </div>
<div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  <span class="comment">// check quregOut is correct when it's both input quregs</span></div>
<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  refC = <a class="code" href="group__testutilities.html#ga253946523907014c4f198d2bb38d4913">toQMatrix</a>(matC);</div>
<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  <a class="code" href="group__init.html#ga5d0f3f71ea38d3c44597f8c2c2f014d4">setWeightedQureg</a>(facA, matC, facB, matC, facC, matC);</div>
<div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  refOut = numA*refC + numB*refC + numC*refC;</div>
<div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  REQUIRE( <a class="code" href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a>(matC, refOut, 1E3*REAL_EPS) );</div>
<div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  </div>
<div class="line"><a name="l00570"></a><span class="lineno"> 570</span>  <span class="comment">// cleanup</span></div>
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(matA, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(matB, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(matC, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  }</div>
<div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  }</div>
<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  SECTION( <span class="stringliteral">"input validation"</span> ) {</div>
<div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  </div>
<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  SECTION( <span class="stringliteral">"qureg types"</span> ) {</div>
<div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  </div>
<div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  <a class="code" href="structQureg.html">Qureg</a> vec = <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  <a class="code" href="structQureg.html">Qureg</a> mat = <a class="code" href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  <a class="code" href="structComplex.html">Complex</a> f = {.<a class="code" href="structComplex.html#ab5b2e2eca02131fc74b289a83636cbe3">real</a>=0, .imag=0};</div>
<div class="line"><a name="l00583"></a><span class="lineno"> 583</span>  </div>
<div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  <span class="comment">// two state-vecs, one density-matrix</span></div>
<div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#ga5d0f3f71ea38d3c44597f8c2c2f014d4">setWeightedQureg</a>(f, mat, f, vec, f, vec), Contains(<span class="stringliteral">"state-vectors or"</span>) && Contains(<span class="stringliteral">"density matrices"</span>) );</div>
<div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#ga5d0f3f71ea38d3c44597f8c2c2f014d4">setWeightedQureg</a>(f, vec, f, mat, f, vec), Contains(<span class="stringliteral">"state-vectors or"</span>) && Contains(<span class="stringliteral">"density matrices"</span>) );</div>
<div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#ga5d0f3f71ea38d3c44597f8c2c2f014d4">setWeightedQureg</a>(f, vec, f, vec, f, mat), Contains(<span class="stringliteral">"state-vectors or"</span>) && Contains(<span class="stringliteral">"density matrices"</span>) );</div>
<div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  </div>
<div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  <span class="comment">// one state-vec, two density-matrices</span></div>
<div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#ga5d0f3f71ea38d3c44597f8c2c2f014d4">setWeightedQureg</a>(f, vec, f, mat, f, mat), Contains(<span class="stringliteral">"state-vectors or"</span>) && Contains(<span class="stringliteral">"density matrices"</span>) );</div>
<div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#ga5d0f3f71ea38d3c44597f8c2c2f014d4">setWeightedQureg</a>(f, mat, f, vec, f, mat), Contains(<span class="stringliteral">"state-vectors or"</span>) && Contains(<span class="stringliteral">"density matrices"</span>) );</div>
<div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#ga5d0f3f71ea38d3c44597f8c2c2f014d4">setWeightedQureg</a>(f, mat, f, mat, f, vec), Contains(<span class="stringliteral">"state-vectors or"</span>) && Contains(<span class="stringliteral">"density matrices"</span>) );</div>
<div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  </div>
<div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(vec, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(mat, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  } </div>
<div class="line"><a name="l00597"></a><span class="lineno"> 597</span>  SECTION( <span class="stringliteral">"qureg dimensions"</span> ) {</div>
<div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  </div>
<div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  <a class="code" href="structQureg.html">Qureg</a> vecA = <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  <a class="code" href="structQureg.html">Qureg</a> vecB = <a class="code" href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a> + 1, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  <a class="code" href="structQureg.html">Qureg</a> matA = <a class="code" href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a>, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  <a class="code" href="structQureg.html">Qureg</a> matB = <a class="code" href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a>(<a class="code" href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a> + 1, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  <a class="code" href="structComplex.html">Complex</a> f = {.<a class="code" href="structComplex.html#ab5b2e2eca02131fc74b289a83636cbe3">real</a>=0, .imag=0};</div>
<div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  </div>
<div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  <span class="comment">// state-vecs</span></div>
<div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#ga5d0f3f71ea38d3c44597f8c2c2f014d4">setWeightedQureg</a>(f, vecA, f, vecB, f, vecB), Contains(<span class="stringliteral">"Dimensions"</span>) );</div>
<div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#ga5d0f3f71ea38d3c44597f8c2c2f014d4">setWeightedQureg</a>(f, vecB, f, vecA, f, vecB), Contains(<span class="stringliteral">"Dimensions"</span>) );</div>
<div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#ga5d0f3f71ea38d3c44597f8c2c2f014d4">setWeightedQureg</a>(f, vecB, f, vecB, f, vecA), Contains(<span class="stringliteral">"Dimensions"</span>) );</div>
<div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  </div>
<div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  <span class="comment">// density-matrices</span></div>
<div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#ga5d0f3f71ea38d3c44597f8c2c2f014d4">setWeightedQureg</a>(f, matA, f, matB, f, matB), Contains(<span class="stringliteral">"Dimensions"</span>) );</div>
<div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#ga5d0f3f71ea38d3c44597f8c2c2f014d4">setWeightedQureg</a>(f, matB, f, matA, f, matB), Contains(<span class="stringliteral">"Dimensions"</span>) );</div>
<div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  REQUIRE_THROWS_WITH( <a class="code" href="group__init.html#ga5d0f3f71ea38d3c44597f8c2c2f014d4">setWeightedQureg</a>(f, matB, f, matB, f, matA), Contains(<span class="stringliteral">"Dimensions"</span>) );</div>
<div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  </div>
<div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(vecA, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(vecB, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(matA, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00618"></a><span class="lineno"> 618</span>  <a class="code" href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a>(matB, <a class="code" href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a>);</div>
<div class="line"><a name="l00619"></a><span class="lineno"> 619</span>  }</div>
<div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  }</div>
<div class="line"><a name="l00621"></a><span class="lineno"> 621</span> }</div>
<div class="line"><a name="l00622"></a><span class="lineno"> 622</span>  </div>
</div><!-- fragment --></div><!-- contents -->
<div class="ttc" id="agroup__init_html_gada7230491a50cd409f8b00f5ee1db953"><div class="ttname"><a href="group__init.html#gada7230491a50cd409f8b00f5ee1db953">initBlankState</a></div><div class="ttdeci">void initBlankState(Qureg qureg)</div><div class="ttdoc">Initialises a qureg to have all-zero-amplitudes.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l00117">QuEST.c:117</a></div></div>
<div class="ttc" id="amain_8cpp_html_a718130cc1fc36cde991aff3d4c85c47d"><div class="ttname"><a href="main_8cpp.html#a718130cc1fc36cde991aff3d4c85c47d">QUEST_ENV</a></div><div class="ttdeci">QuESTEnv QUEST_ENV</div><div class="ttdoc">The global QuESTEnv instance, to be created and destroyed once in this main(), so that the MPI enviro...</div><div class="ttdef"><b>Definition:</b> <a href="main_8cpp_source.html#l00020">main.cpp:20</a></div></div>
<div class="ttc" id="agroup__init_html_ga9a348df3e1df623c3d4c4f12c3ee3fe8"><div class="ttname"><a href="group__init.html#ga9a348df3e1df623c3d4c4f12c3ee3fe8">initPureState</a></div><div class="ttdeci">void initPureState(Qureg qureg, Qureg pure)</div><div class="ttdoc">Initialise a set of qubits, which can be a state vector or density matrix, to a given pure state.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l00143">QuEST.c:143</a></div></div>
<div class="ttc" id="autilities_8hpp_html_a2f52338126bb8cdf7fcf68eaf01c546a"><div class="ttname"><a href="utilities_8hpp.html#a2f52338126bb8cdf7fcf68eaf01c546a">NUM_QUBITS</a></div><div class="ttdeci">#define NUM_QUBITS</div><div class="ttdoc">The default number of qubits in the registers created for unit testing (both statevectors and density...</div><div class="ttdef"><b>Definition:</b> <a href="utilities_8hpp_source.html#l00036">utilities.hpp:36</a></div></div>
<div class="ttc" id="aQuEST_8h_html"><div class="ttname"><a href="QuEST_8h.html">QuEST.h</a></div></div>
<div class="ttc" id="agroup__testutilities_html_gacd5aadbe10ecdedaa625f85171c0a3cd"><div class="ttname"><a href="group__testutilities.html#gacd5aadbe10ecdedaa625f85171c0a3cd">getRandomReal</a></div><div class="ttdeci">qreal getRandomReal(qreal min, qreal max)</div><div class="ttdoc">Returns a random real between min (inclusive) and max (exclusive), from the uniform distribution.</div><div class="ttdef"><b>Definition:</b> <a href="utilities_8cpp_source.html#l00410">utilities.cpp:410</a></div></div>
<div class="ttc" id="agroup__init_html_ga4534403b721977b669bff7bf4e37f0fb"><div class="ttname"><a href="group__init.html#ga4534403b721977b669bff7bf4e37f0fb">cloneQureg</a></div><div class="ttdeci">void cloneQureg(Qureg targetQureg, Qureg copyQureg)</div><div class="ttdoc">Set targetQureg to be a clone of copyQureg.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l00163">QuEST.c:163</a></div></div>
<div class="ttc" id="agroup__type_html_ga7740e349b4f8bae6451547680f0ce2d6"><div class="ttname"><a href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a></div><div class="ttdeci">#define qreal</div></div>
<div class="ttc" id="agroup__testutilities_html_ga253946523907014c4f198d2bb38d4913"><div class="ttname"><a href="group__testutilities.html#ga253946523907014c4f198d2bb38d4913">toQMatrix</a></div><div class="ttdeci">QMatrix toQMatrix(ComplexMatrix2 src)</div><div class="ttdoc">Returns a copy of the given 2-by-2 matrix.</div><div class="ttdef"><b>Definition:</b> <a href="utilities_8cpp_source.html#l00835">utilities.cpp:835</a></div></div>
<div class="ttc" id="agroup__init_html_gabc0c64f8adf307d2a44184dc0f8ca66e"><div class="ttname"><a href="group__init.html#gabc0c64f8adf307d2a44184dc0f8ca66e">setAmps</a></div><div class="ttdeci">void setAmps(Qureg qureg, long long int startInd, qreal *reals, qreal *imags, long long int numAmps)</div><div class="ttdoc">Overwrites a subset of the amplitudes in qureg, with those passed in reals and imags.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l00779">QuEST.c:779</a></div></div>
<div class="ttc" id="agroup__init_html_ga5d0f3f71ea38d3c44597f8c2c2f014d4"><div class="ttname"><a href="group__init.html#ga5d0f3f71ea38d3c44597f8c2c2f014d4">setWeightedQureg</a></div><div class="ttdeci">void setWeightedQureg(Complex fac1, Qureg qureg1, Complex fac2, Qureg qureg2, Complex facOut, Qureg out)</div><div class="ttdoc">Modifies qureg out to the result of (facOut out + fac1 qureg1 + fac2 qureg2), imposing no constraints...</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l00795">QuEST.c:795</a></div></div>
<div class="ttc" id="agroup__testutilities_html_gac9263a65c96a458b810b20baa81c5b94"><div class="ttname"><a href="group__testutilities.html#gac9263a65c96a458b810b20baa81c5b94">QVector</a></div><div class="ttdeci">std::vector< qcomp > QVector</div><div class="ttdoc">A complex vector, which can be zero-initialised with QVector(numAmps).</div><div class="ttdef"><b>Definition:</b> <a href="utilities_8hpp_source.html#l00060">utilities.hpp:60</a></div></div>
<div class="ttc" id="agroup__testutilities_html_gade0e7c37811a69f1c21c88c11943a19f"><div class="ttname"><a href="group__testutilities.html#gade0e7c37811a69f1c21c88c11943a19f">toQVector</a></div><div class="ttdeci">QVector toQVector(Qureg qureg)</div><div class="ttdoc">Returns an equal-size copy of the given state-vector qureg.</div><div class="ttdef"><b>Definition:</b> <a href="utilities_8cpp_source.html#l00904">utilities.cpp:904</a></div></div>
<div class="ttc" id="astructQureg_html_ab0ea0358482b62f43fdd781469607d97"><div class="ttname"><a href="structQureg.html#ab0ea0358482b62f43fdd781469607d97">Qureg::numAmpsPerChunk</a></div><div class="ttdeci">long long int numAmpsPerChunk</div><div class="ttdoc">Number of probability amplitudes held in stateVec by this process In the non-MPI version,...</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00170">QuEST.h:170</a></div></div>
<div class="ttc" id="agroup__type_html_gad863c5878a01051a2726ce94bf365428"><div class="ttname"><a href="group__type.html#gad863c5878a01051a2726ce94bf365428">qcomp</a></div><div class="ttdeci">#define qcomp</div></div>
<div class="ttc" id="agroup__init_html_ga4589960486ec43dcd63bd985f1c4f398"><div class="ttname"><a href="group__init.html#ga4589960486ec43dcd63bd985f1c4f398">initStateFromAmps</a></div><div class="ttdeci">void initStateFromAmps(Qureg qureg, qreal *reals, qreal *imags)</div><div class="ttdoc">Initialise qureg by specifying the complete statevector.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l00155">QuEST.c:155</a></div></div>
<div class="ttc" id="agroup__debug_html_ga11448560006dd165128e404b54ebb2f7"><div class="ttname"><a href="group__debug.html#ga11448560006dd165128e404b54ebb2f7">copyStateToGPU</a></div><div class="ttdeci">void copyStateToGPU(Qureg qureg)</div><div class="ttdoc">In GPU mode, this copies the state-vector (or density matrix) from RAM (qureg.stateVec) to VRAM / GPU...</div><div class="ttdef"><b>Definition:</b> <a href="QuEST__cpu_8c_source.html#l00036">QuEST_cpu.c:36</a></div></div>
<div class="ttc" id="agroup__type_html_gab54c5a1ea720830a7ee394d03fb9f4e9"><div class="ttname"><a href="group__type.html#gab54c5a1ea720830a7ee394d03fb9f4e9">toComplex</a></div><div class="ttdeci">#define toComplex(scalar)</div></div>
<div class="ttc" id="agroup__type_html_ga8e1e6ad3254892edc2ee08712ea9d692"><div class="ttname"><a href="group__type.html#ga8e1e6ad3254892edc2ee08712ea9d692">destroyQureg</a></div><div class="ttdeci">void destroyQureg(Qureg qureg, QuESTEnv env)</div><div class="ttdoc">Deallocate a Qureg object representing a set of qubits.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l00075">QuEST.c:75</a></div></div>
<div class="ttc" id="agroup__debug_html_gaa696c94112e5fbbc996af10dfc4e2c1c"><div class="ttname"><a href="group__debug.html#gaa696c94112e5fbbc996af10dfc4e2c1c">initDebugState</a></div><div class="ttdeci">void initDebugState(Qureg qureg)</div><div class="ttdoc">Initialises qureg to be in the un-normalised, non-physical state with with n-th complex amplitude (2n...</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l01057">QuEST.c:1057</a></div></div>
<div class="ttc" id="agroup__init_html_ga0379e21efca0767a22607fc0e26a5a22"><div class="ttname"><a href="group__init.html#ga0379e21efca0767a22607fc0e26a5a22">initClassicalState</a></div><div class="ttdeci">void initClassicalState(Qureg qureg, long long int stateInd)</div><div class="ttdoc">Initialise a set of qubits to the classical state (also known as a "computational basis state") with...</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l00132">QuEST.c:132</a></div></div>
<div class="ttc" id="astructQureg_html"><div class="ttname"><a href="structQureg.html">Qureg</a></div><div class="ttdoc">Represents a system of qubits.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00160">QuEST.h:160</a></div></div>
<div class="ttc" id="astructQureg_html_a441e4cacef6bd17adb9813c7442d42fe"><div class="ttname"><a href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">Qureg::stateVec</a></div><div class="ttdeci">ComplexArray stateVec</div><div class="ttdoc">Computational state amplitudes - a subset thereof in the MPI version.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00179">QuEST.h:179</a></div></div>
<div class="ttc" id="agroup__testutilities_html_gabbc686f5f40eff22e08a2b2012ac4e41"><div class="ttname"><a href="group__testutilities.html#gabbc686f5f40eff22e08a2b2012ac4e41">QMatrix</a></div><div class="ttdeci">std::vector< std::vector< qcomp > > QMatrix</div><div class="ttdoc">A complex square matrix.</div><div class="ttdef"><b>Definition:</b> <a href="utilities_8hpp_source.html#l00049">utilities.hpp:49</a></div></div>
<div class="ttc" id="astructQureg_html_ad08dff5316b8937f4b2a1417591543dc"><div class="ttname"><a href="structQureg.html#ad08dff5316b8937f4b2a1417591543dc">Qureg::numQubitsRepresented</a></div><div class="ttdeci">int numQubitsRepresented</div><div class="ttdoc">The number of qubits represented in either the state-vector or density matrix.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00165">QuEST.h:165</a></div></div>
<div class="ttc" id="astructQureg_html_adef4935cac95763c29164cf99b144ed4"><div class="ttname"><a href="structQureg.html#adef4935cac95763c29164cf99b144ed4">Qureg::numAmpsTotal</a></div><div class="ttdeci">long long int numAmpsTotal</div><div class="ttdoc">Total number of amplitudes, which are possibly distributed among machines.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00172">QuEST.h:172</a></div></div>
<div class="ttc" id="astructComplex_html_ab5b2e2eca02131fc74b289a83636cbe3"><div class="ttname"><a href="structComplex.html#ab5b2e2eca02131fc74b289a83636cbe3">Complex::real</a></div><div class="ttdeci">qreal real</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00105">QuEST.h:105</a></div></div>
<div class="ttc" id="agroup__type_html_ga3392816c0643414165c2f5caeec17df0"><div class="ttname"><a href="group__type.html#ga3392816c0643414165c2f5caeec17df0">createQureg</a></div><div class="ttdeci">Qureg createQureg(int numQubits, QuESTEnv env)</div><div class="ttdoc">Create a Qureg object representing a set of qubits which will remain in a pure state.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l00034">QuEST.c:34</a></div></div>
<div class="ttc" id="agroup__testutilities_html_ga6ccbb15b0f234e926be96a153181b63a"><div class="ttname"><a href="group__testutilities.html#ga6ccbb15b0f234e926be96a153181b63a">getZeroMatrix</a></div><div class="ttdeci">QMatrix getZeroMatrix(size_t dim)</div><div class="ttdoc">Returns a dim-by-dim square complex matrix, initialised to all zeroes.</div><div class="ttdef"><b>Definition:</b> <a href="utilities_8cpp_source.html#l00143">utilities.cpp:143</a></div></div>
<div class="ttc" id="astructComplex_html"><div class="ttname"><a href="structComplex.html">Complex</a></div><div class="ttdoc">Represents one complex number.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8h_source.html#l00103">QuEST.h:103</a></div></div>
<div class="ttc" id="agroup__init_html_ga2f049055d4a51d0ea4d1a43b5234dedb"><div class="ttname"><a href="group__init.html#ga2f049055d4a51d0ea4d1a43b5234dedb">initZeroState</a></div><div class="ttdeci">void initZeroState(Qureg qureg)</div><div class="ttdoc">Initialise a set of qubits to the classical zero state .</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l00111">QuEST.c:111</a></div></div>
<div class="ttc" id="agroup__testutilities_html_ga45cc399adad2e2a67b0124851189fae5"><div class="ttname"><a href="group__testutilities.html#ga45cc399adad2e2a67b0124851189fae5">areEqual</a></div><div class="ttdeci">bool areEqual(QVector a, QVector b)</div><div class="ttdoc">Returns true if the absolute value of the difference between every amplitude in vectors a and b is le...</div><div class="ttdef"><b>Definition:</b> <a href="utilities_8cpp_source.html#l00387">utilities.cpp:387</a></div></div>
<div class="ttc" id="agroup__type_html_ga93e55b6650b408abb30a1d4a8bce757c"><div class="ttname"><a href="group__type.html#ga93e55b6650b408abb30a1d4a8bce757c">createDensityQureg</a></div><div class="ttdeci">Qureg createDensityQureg(int numQubits, QuESTEnv env)</div><div class="ttdoc">Create a Qureg for qubits which are represented by a density matrix, and can be in mixed states.</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l00048">QuEST.c:48</a></div></div>
<div class="ttc" id="agroup__init_html_ga234bd34016f08288532791903b9884b5"><div class="ttname"><a href="group__init.html#ga234bd34016f08288532791903b9884b5">initPlusState</a></div><div class="ttdeci">void initPlusState(Qureg qureg)</div><div class="ttdoc">Initialise a set of qubits to the plus state (and similarly for density matrices).</div><div class="ttdef"><b>Definition:</b> <a href="QuEST_8c_source.html#l00123">QuEST.c:123</a></div></div>
<div class="ttc" id="autilities_8hpp_html"><div class="ttname"><a href="utilities_8hpp.html">utilities.hpp</a></div></div>
<div class="ttc" id="agroup__unittest_html_ga13e82817429e0c055b01df8328ea25e9"><div class="ttname"><a href="group__unittest.html#ga13e82817429e0c055b01df8328ea25e9">TEST_CASE</a></div><div class="ttdeci">TEST_CASE("cloneQureg", "[state_initialisations]")</div><div class="ttdef"><b>Definition:</b> <a href="test__state__initialisations_8cpp_source.html#l00015">test_state_initialisations.cpp:15</a></div></div>
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