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<div class="textblock"><code>#include "<a class="el" href="QuEST_8h_source.html">QuEST.h</a>"</code><br />
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<code>#include <math.h></code><br />
<code>#include <stdio.h></code><br />
<code>#include <stdlib.h></code><br />
<code>#include <stdint.h></code><br />
<code>#include <assert.h></code><br />
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<p><a href="QuEST__cpu_8c_source.html">Go to the source code of this file.</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:a0b84e6766bd682708e6211276ff0a5bb"><td class="memItemLeft" align="right" valign="top"><a class="el" href="structDiagonalOp.html">DiagonalOp</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a0b84e6766bd682708e6211276ff0a5bb">agnostic_createDiagonalOp</a> (int numQubits, <a class="el" href="structQuESTEnv.html">QuESTEnv</a> env)</td></tr>
<tr class="separator:a0b84e6766bd682708e6211276ff0a5bb"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:af798bb01f922804016c4c5bc8d0a580f"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#af798bb01f922804016c4c5bc8d0a580f">agnostic_destroyDiagonalOp</a> (<a class="el" href="structDiagonalOp.html">DiagonalOp</a> op)</td></tr>
<tr class="separator:af798bb01f922804016c4c5bc8d0a580f"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ab58d6d599c7a729255b1f8eeded663f3"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#ab58d6d599c7a729255b1f8eeded663f3">agnostic_setDiagonalOpElems</a> (<a class="el" href="structDiagonalOp.html">DiagonalOp</a> op, long long int startInd, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> *real, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> *imag, long long int numElems)</td></tr>
<tr class="separator:ab58d6d599c7a729255b1f8eeded663f3"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a1e8f917ab42d38d8c37ba6816b24f2f5"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a1e8f917ab42d38d8c37ba6816b24f2f5">agnostic_syncDiagonalOp</a> (<a class="el" href="structDiagonalOp.html">DiagonalOp</a> op)</td></tr>
<tr class="separator:a1e8f917ab42d38d8c37ba6816b24f2f5"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a0abdff5f6065f9d57065345e6d90fc94"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a0abdff5f6065f9d57065345e6d90fc94">alternateNormZeroingSomeAmpBlocks</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> norm, int normFirst, long long int startAmpInd, long long int numAmps, long long int blockSize)</td></tr>
<tr class="separator:a0abdff5f6065f9d57065345e6d90fc94"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga924ef2dbda6b733b4041270077c76ece"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__debug.html#ga924ef2dbda6b733b4041270077c76ece">copyStateFromGPU</a> (<a class="el" href="structQureg.html">Qureg</a> qureg)</td></tr>
<tr class="memdesc:ga924ef2dbda6b733b4041270077c76ece"><td class="mdescLeft"> </td><td class="mdescRight">In GPU mode, this copies the state-vector (or density matrix) from GPU memory (qureg.deviceStateVec) to RAM (qureg.stateVec), where it can be accessed/modified by the user. <a href="group__debug.html#ga924ef2dbda6b733b4041270077c76ece">More...</a><br /></td></tr>
<tr class="separator:ga924ef2dbda6b733b4041270077c76ece"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ga11448560006dd165128e404b54ebb2f7"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="group__debug.html#ga11448560006dd165128e404b54ebb2f7">copyStateToGPU</a> (<a class="el" href="structQureg.html">Qureg</a> qureg)</td></tr>
<tr class="memdesc:ga11448560006dd165128e404b54ebb2f7"><td class="mdescLeft"> </td><td class="mdescRight">In GPU mode, this copies the state-vector (or density matrix) from RAM (qureg.stateVec) to VRAM / GPU-memory (qureg.deviceStateVec), which is the version operated upon by other calls to the API. <a href="group__debug.html#ga11448560006dd165128e404b54ebb2f7">More...</a><br /></td></tr>
<tr class="separator:ga11448560006dd165128e404b54ebb2f7"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:afa58cf7cb98a25ab33621120c5c330d0"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#afa58cf7cb98a25ab33621120c5c330d0">densmatr_applyDiagonalOpLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, <a class="el" href="structDiagonalOp.html">DiagonalOp</a> op)</td></tr>
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<tr class="memitem:aeb4453a2e609e5359d2995bccf6663ca"><td class="memItemLeft" align="right" valign="top"><a class="el" href="structComplex.html">Complex</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#aeb4453a2e609e5359d2995bccf6663ca">densmatr_calcExpecDiagonalOpLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, <a class="el" href="structDiagonalOp.html">DiagonalOp</a> op)</td></tr>
<tr class="separator:aeb4453a2e609e5359d2995bccf6663ca"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a7772f97cb4d92a9825bf3b7c82c3230c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a7772f97cb4d92a9825bf3b7c82c3230c">densmatr_calcFidelityLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, <a class="el" href="structQureg.html">Qureg</a> pureState)</td></tr>
<tr class="memdesc:a7772f97cb4d92a9825bf3b7c82c3230c"><td class="mdescLeft"> </td><td class="mdescRight">computes a few dens-columns-worth of (vec^*T) dens * vec <a href="QuEST__cpu_8c.html#a7772f97cb4d92a9825bf3b7c82c3230c">More...</a><br /></td></tr>
<tr class="separator:a7772f97cb4d92a9825bf3b7c82c3230c"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a939897137596bb73ad7a028d0beaaa10"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a939897137596bb73ad7a028d0beaaa10">densmatr_calcHilbertSchmidtDistanceSquaredLocal</a> (<a class="el" href="structQureg.html">Qureg</a> a, <a class="el" href="structQureg.html">Qureg</a> b)</td></tr>
<tr class="memdesc:a939897137596bb73ad7a028d0beaaa10"><td class="mdescLeft"> </td><td class="mdescRight">computes Tr((a-b) conjTrans(a-b)) = sum of abs values of (a-b) <a href="QuEST__cpu_8c.html#a939897137596bb73ad7a028d0beaaa10">More...</a><br /></td></tr>
<tr class="separator:a939897137596bb73ad7a028d0beaaa10"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a08392b1b27d10e3b8a8648a5afeaa629"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a08392b1b27d10e3b8a8648a5afeaa629">densmatr_calcInnerProductLocal</a> (<a class="el" href="structQureg.html">Qureg</a> a, <a class="el" href="structQureg.html">Qureg</a> b)</td></tr>
<tr class="memdesc:a08392b1b27d10e3b8a8648a5afeaa629"><td class="mdescLeft"> </td><td class="mdescRight">computes Tr(conjTrans(a) b) = sum of (a_ij^* b_ij) <a href="QuEST__cpu_8c.html#a08392b1b27d10e3b8a8648a5afeaa629">More...</a><br /></td></tr>
<tr class="separator:a08392b1b27d10e3b8a8648a5afeaa629"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:af910c7cf2b85bdc2c399cfe8dbfb8b9c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#af910c7cf2b85bdc2c399cfe8dbfb8b9c">densmatr_calcPurityLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg)</td></tr>
<tr class="separator:af910c7cf2b85bdc2c399cfe8dbfb8b9c"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a8a639c31701d989a5db7aa1f6b13db60"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a8a639c31701d989a5db7aa1f6b13db60">densmatr_collapseToKnownProbOutcome</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int measureQubit, int outcome, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> totalStateProb)</td></tr>
<tr class="memdesc:a8a639c31701d989a5db7aa1f6b13db60"><td class="mdescLeft"> </td><td class="mdescRight">Renorms (/prob) every | * outcome * >< * outcome * | state, setting all others to zero. <a href="QuEST__cpu_8c.html#a8a639c31701d989a5db7aa1f6b13db60">More...</a><br /></td></tr>
<tr class="separator:a8a639c31701d989a5db7aa1f6b13db60"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a8bea931504c90d9bd97e74645667804e"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a8bea931504c90d9bd97e74645667804e">densmatr_findProbabilityOfZeroLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int measureQubit)</td></tr>
<tr class="separator:a8bea931504c90d9bd97e74645667804e"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a20a155f53efc45c16803d7539c2c199d"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a20a155f53efc45c16803d7539c2c199d">densmatr_initClassicalState</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, long long int stateInd)</td></tr>
<tr class="separator:a20a155f53efc45c16803d7539c2c199d"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ad5b2ac0b00afa495f385520b2c5fa839"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#ad5b2ac0b00afa495f385520b2c5fa839">densmatr_initPlusState</a> (<a class="el" href="structQureg.html">Qureg</a> qureg)</td></tr>
<tr class="separator:ad5b2ac0b00afa495f385520b2c5fa839"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a1b36518c8fbbc3a5084bb4ad1fb05ea5"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a1b36518c8fbbc3a5084bb4ad1fb05ea5">densmatr_initPureStateLocal</a> (<a class="el" href="structQureg.html">Qureg</a> targetQureg, <a class="el" href="structQureg.html">Qureg</a> copyQureg)</td></tr>
<tr class="separator:a1b36518c8fbbc3a5084bb4ad1fb05ea5"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a8d9c19a3424f0ad89bfbfd920d65301d"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a8d9c19a3424f0ad89bfbfd920d65301d">densmatr_mixDampingDistributed</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int targetQubit, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> damping)</td></tr>
<tr class="separator:a8d9c19a3424f0ad89bfbfd920d65301d"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ab124a3a9956046bf9c0e1e3ae9171f42"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#ab124a3a9956046bf9c0e1e3ae9171f42">densmatr_mixDampingLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int targetQubit, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> damping)</td></tr>
<tr class="separator:ab124a3a9956046bf9c0e1e3ae9171f42"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a8adaba9dbdad6f7ab41ae4b8db0abefe"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a8adaba9dbdad6f7ab41ae4b8db0abefe">densmatr_mixDensityMatrix</a> (<a class="el" href="structQureg.html">Qureg</a> combineQureg, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> otherProb, <a class="el" href="structQureg.html">Qureg</a> otherQureg)</td></tr>
<tr class="separator:a8adaba9dbdad6f7ab41ae4b8db0abefe"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aa31f0ef43a921c3ac73545d1d3670fa1"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#aa31f0ef43a921c3ac73545d1d3670fa1">densmatr_mixDephasing</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int targetQubit, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> dephase)</td></tr>
<tr class="separator:aa31f0ef43a921c3ac73545d1d3670fa1"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a88670d0e7cebe33f61c1dd98daa338b3"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a88670d0e7cebe33f61c1dd98daa338b3">densmatr_mixDepolarisingDistributed</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int targetQubit, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> depolLevel)</td></tr>
<tr class="separator:a88670d0e7cebe33f61c1dd98daa338b3"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ab750fb47da2fca9849c678c869e40e69"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#ab750fb47da2fca9849c678c869e40e69">densmatr_mixDepolarisingLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int targetQubit, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> depolLevel)</td></tr>
<tr class="separator:ab750fb47da2fca9849c678c869e40e69"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a623e577b7230f3c8dc202be6185b4289"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a623e577b7230f3c8dc202be6185b4289">densmatr_mixTwoQubitDephasing</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int qubit1, int qubit2, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> dephase)</td></tr>
<tr class="separator:a623e577b7230f3c8dc202be6185b4289"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a2f76ec8f08e19bb8e1254aafb10e160e"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a2f76ec8f08e19bb8e1254aafb10e160e">densmatr_mixTwoQubitDepolarisingDistributed</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int targetQubit, int qubit2, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> delta, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> gamma)</td></tr>
<tr class="separator:a2f76ec8f08e19bb8e1254aafb10e160e"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a3510f01d4d15dcc545564eb84c668cad"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a3510f01d4d15dcc545564eb84c668cad">densmatr_mixTwoQubitDepolarisingLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int qubit1, int qubit2, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> delta, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> gamma)</td></tr>
<tr class="separator:a3510f01d4d15dcc545564eb84c668cad"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ae90f82418e0aa67218d733dbbc681998"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#ae90f82418e0aa67218d733dbbc681998">densmatr_mixTwoQubitDepolarisingLocalPart1</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int qubit1, int qubit2, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> delta)</td></tr>
<tr class="separator:ae90f82418e0aa67218d733dbbc681998"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:acabdfbd3184d3ab3bded61e24142b800"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#acabdfbd3184d3ab3bded61e24142b800">densmatr_mixTwoQubitDepolarisingQ1LocalQ2DistributedPart3</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int targetQubit, int qubit2, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> delta, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> gamma)</td></tr>
<tr class="separator:acabdfbd3184d3ab3bded61e24142b800"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a717a0448066831cb5b392bcf2e1d0529"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a717a0448066831cb5b392bcf2e1d0529">densmatr_oneQubitDegradeOffDiagonal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int targetQubit, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> retain)</td></tr>
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<tr class="memitem:a37e522505286f17fe6ef74b9f607a5c6"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a37e522505286f17fe6ef74b9f607a5c6">getBitMaskParity</a> (long long int mask)</td></tr>
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<tr class="memitem:a031a99b7e97779f3dc782feffe86e779"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a031a99b7e97779f3dc782feffe86e779">normaliseSomeAmps</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> norm, long long int startInd, long long int numAmps)</td></tr>
<tr class="separator:a031a99b7e97779f3dc782feffe86e779"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:afa4231f79fe9498e4fd87cc70cde5a9d"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#afa4231f79fe9498e4fd87cc70cde5a9d">qsortComp</a> (const void *a, const void *b)</td></tr>
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<tr class="memitem:a27294e3065ebe42a65b3b9e0f85551dd"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a27294e3065ebe42a65b3b9e0f85551dd">statevec_applyDiagonalOp</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, <a class="el" href="structDiagonalOp.html">DiagonalOp</a> op)</td></tr>
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<tr class="memitem:a16ccb485bcffb328bbd5b2af6977cead"><td class="memItemLeft" align="right" valign="top"><a class="el" href="structComplex.html">Complex</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a16ccb485bcffb328bbd5b2af6977cead">statevec_calcExpecDiagonalOpLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, <a class="el" href="structDiagonalOp.html">DiagonalOp</a> op)</td></tr>
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<tr class="memitem:a6fbb3b693f25dde1e9e3dc87dc1984f7"><td class="memItemLeft" align="right" valign="top"><a class="el" href="structComplex.html">Complex</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a6fbb3b693f25dde1e9e3dc87dc1984f7">statevec_calcInnerProductLocal</a> (<a class="el" href="structQureg.html">Qureg</a> bra, <a class="el" href="structQureg.html">Qureg</a> ket)</td></tr>
<tr class="separator:a6fbb3b693f25dde1e9e3dc87dc1984f7"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aa4b77089145184d990848cd66993aa8b"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#aa4b77089145184d990848cd66993aa8b">statevec_cloneQureg</a> (<a class="el" href="structQureg.html">Qureg</a> targetQureg, <a class="el" href="structQureg.html">Qureg</a> copyQureg)</td></tr>
<tr class="separator:aa4b77089145184d990848cd66993aa8b"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ad09bb76ad67581b03ab176832cca37cf"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#ad09bb76ad67581b03ab176832cca37cf">statevec_collapseToKnownProbOutcomeDistributedRenorm</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int measureQubit, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> totalProbability)</td></tr>
<tr class="memdesc:ad09bb76ad67581b03ab176832cca37cf"><td class="mdescLeft"> </td><td class="mdescRight">Renormalise parts of the state vector where measureQubit=0 or 1, based on the total probability of that qubit being in state 0 or 1. <a href="QuEST__cpu_8c.html#ad09bb76ad67581b03ab176832cca37cf">More...</a><br /></td></tr>
<tr class="separator:ad09bb76ad67581b03ab176832cca37cf"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ab02bce0ebbb8f624e8ced8b09b99cdef"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#ab02bce0ebbb8f624e8ced8b09b99cdef">statevec_collapseToKnownProbOutcomeLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int measureQubit, int outcome, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> totalProbability)</td></tr>
<tr class="memdesc:ab02bce0ebbb8f624e8ced8b09b99cdef"><td class="mdescLeft"> </td><td class="mdescRight">Update the state vector to be consistent with measuring measureQubit=0 if outcome=0 and measureQubit=1 if outcome=1. <a href="QuEST__cpu_8c.html#ab02bce0ebbb8f624e8ced8b09b99cdef">More...</a><br /></td></tr>
<tr class="separator:ab02bce0ebbb8f624e8ced8b09b99cdef"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a7ea68e9132ed9db9c242353a33dba2f0"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a7ea68e9132ed9db9c242353a33dba2f0">statevec_collapseToOutcomeDistributedSetZero</a> (<a class="el" href="structQureg.html">Qureg</a> qureg)</td></tr>
<tr class="memdesc:a7ea68e9132ed9db9c242353a33dba2f0"><td class="mdescLeft"> </td><td class="mdescRight">Set all amplitudes in one chunk to 0. <a href="QuEST__cpu_8c.html#a7ea68e9132ed9db9c242353a33dba2f0">More...</a><br /></td></tr>
<tr class="separator:a7ea68e9132ed9db9c242353a33dba2f0"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a0a7a35628b1c1eb47336deb9afda5b68"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a0a7a35628b1c1eb47336deb9afda5b68">statevec_compactUnitaryDistributed</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, <a class="el" href="structComplex.html">Complex</a> rot1, <a class="el" href="structComplex.html">Complex</a> rot2, ComplexArray stateVecUp, ComplexArray stateVecLo, ComplexArray stateVecOut)</td></tr>
<tr class="memdesc:a0a7a35628b1c1eb47336deb9afda5b68"><td class="mdescLeft"> </td><td class="mdescRight">Rotate a single qubit in the state vector of probability amplitudes, given two complex numbers alpha and beta, and a subset of the state vector with upper and lower block values stored seperately. <a href="QuEST__cpu_8c.html#a0a7a35628b1c1eb47336deb9afda5b68">More...</a><br /></td></tr>
<tr class="separator:a0a7a35628b1c1eb47336deb9afda5b68"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a5ddfdb22e4704b680d67d08d9e80835b"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a5ddfdb22e4704b680d67d08d9e80835b">statevec_compactUnitaryLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int targetQubit, <a class="el" href="structComplex.html">Complex</a> alpha, <a class="el" href="structComplex.html">Complex</a> beta)</td></tr>
<tr class="separator:a5ddfdb22e4704b680d67d08d9e80835b"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ae6cecbad32a03416138b321cdc1a2c33"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#ae6cecbad32a03416138b321cdc1a2c33">statevec_compareStates</a> (<a class="el" href="structQureg.html">Qureg</a> mq1, <a class="el" href="structQureg.html">Qureg</a> mq2, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> precision)</td></tr>
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<tr class="memitem:a071baf8b6951d2a7d6529394b6f39364"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a071baf8b6951d2a7d6529394b6f39364">statevec_controlledCompactUnitaryDistributed</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int controlQubit, <a class="el" href="structComplex.html">Complex</a> rot1, <a class="el" href="structComplex.html">Complex</a> rot2, ComplexArray stateVecUp, ComplexArray stateVecLo, ComplexArray stateVecOut)</td></tr>
<tr class="memdesc:a071baf8b6951d2a7d6529394b6f39364"><td class="mdescLeft"> </td><td class="mdescRight">Rotate a single qubit in the state vector of probability amplitudes, given two complex numbers alpha and beta and a subset of the state vector with upper and lower block values stored seperately. <a href="QuEST__cpu_8c.html#a071baf8b6951d2a7d6529394b6f39364">More...</a><br /></td></tr>
<tr class="separator:a071baf8b6951d2a7d6529394b6f39364"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a215e2d6f88dbecc0b408b3573b5e144f"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a215e2d6f88dbecc0b408b3573b5e144f">statevec_controlledCompactUnitaryLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int controlQubit, int targetQubit, <a class="el" href="structComplex.html">Complex</a> alpha, <a class="el" href="structComplex.html">Complex</a> beta)</td></tr>
<tr class="separator:a215e2d6f88dbecc0b408b3573b5e144f"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a393da4c4bc582a757ca8406d8501aca0"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a393da4c4bc582a757ca8406d8501aca0">statevec_controlledNotDistributed</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int controlQubit, ComplexArray stateVecIn, ComplexArray stateVecOut)</td></tr>
<tr class="memdesc:a393da4c4bc582a757ca8406d8501aca0"><td class="mdescLeft"> </td><td class="mdescRight">Rotate a single qubit by {{0,1},{1,0}. <a href="QuEST__cpu_8c.html#a393da4c4bc582a757ca8406d8501aca0">More...</a><br /></td></tr>
<tr class="separator:a393da4c4bc582a757ca8406d8501aca0"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ace1482ef82b83e7f926634a67b322fc4"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#ace1482ef82b83e7f926634a67b322fc4">statevec_controlledNotLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int controlQubit, int targetQubit)</td></tr>
<tr class="separator:ace1482ef82b83e7f926634a67b322fc4"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a790add229738945812ae2048c03d58ec"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a790add229738945812ae2048c03d58ec">statevec_controlledPauliYDistributed</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int controlQubit, ComplexArray stateVecIn, ComplexArray stateVecOut, int conjFac)</td></tr>
<tr class="separator:a790add229738945812ae2048c03d58ec"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a06fb16aa4af7c54d36052a14d3ad58a7"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a06fb16aa4af7c54d36052a14d3ad58a7">statevec_controlledPauliYLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int controlQubit, int targetQubit, int conjFac)</td></tr>
<tr class="separator:a06fb16aa4af7c54d36052a14d3ad58a7"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aaf78491e35d165edfd57387f9fffecbd"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#aaf78491e35d165edfd57387f9fffecbd">statevec_controlledPhaseFlip</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int idQubit1, int idQubit2)</td></tr>
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<tr class="memitem:a63df1ec14ff7cc81c3f392ac10fcc744"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a63df1ec14ff7cc81c3f392ac10fcc744">statevec_controlledPhaseShift</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int idQubit1, int idQubit2, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> angle)</td></tr>
<tr class="separator:a63df1ec14ff7cc81c3f392ac10fcc744"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a57368529b2a7e76fec423cbfe9980b22"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a57368529b2a7e76fec423cbfe9980b22">statevec_controlledUnitaryDistributed</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int controlQubit, <a class="el" href="structComplex.html">Complex</a> rot1, <a class="el" href="structComplex.html">Complex</a> rot2, ComplexArray stateVecUp, ComplexArray stateVecLo, ComplexArray stateVecOut)</td></tr>
<tr class="memdesc:a57368529b2a7e76fec423cbfe9980b22"><td class="mdescLeft"> </td><td class="mdescRight">Rotate a single qubit in the state vector of probability amplitudes, given two complex numbers alpha and beta and a subset of the state vector with upper and lower block values stored seperately. <a href="QuEST__cpu_8c.html#a57368529b2a7e76fec423cbfe9980b22">More...</a><br /></td></tr>
<tr class="separator:a57368529b2a7e76fec423cbfe9980b22"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a903beb4f5d8753a964ce2dc5f9096a24"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a903beb4f5d8753a964ce2dc5f9096a24">statevec_controlledUnitaryLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int controlQubit, int targetQubit, <a class="el" href="structComplexMatrix2.html">ComplexMatrix2</a> u)</td></tr>
<tr class="separator:a903beb4f5d8753a964ce2dc5f9096a24"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a365bbb1b80cb00405c8bf1a4fa1ea8e5"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a365bbb1b80cb00405c8bf1a4fa1ea8e5">statevec_createQureg</a> (<a class="el" href="structQureg.html">Qureg</a> *qureg, int numQubits, <a class="el" href="structQuESTEnv.html">QuESTEnv</a> env)</td></tr>
<tr class="separator:a365bbb1b80cb00405c8bf1a4fa1ea8e5"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a2a52ad9f9ad9b2fd6a76f6d433b3b217"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a2a52ad9f9ad9b2fd6a76f6d433b3b217">statevec_destroyQureg</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, <a class="el" href="structQuESTEnv.html">QuESTEnv</a> env)</td></tr>
<tr class="separator:a2a52ad9f9ad9b2fd6a76f6d433b3b217"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a430d98e35f1eae7f0815ac539057cf67"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a430d98e35f1eae7f0815ac539057cf67">statevec_findProbabilityOfZeroDistributed</a> (<a class="el" href="structQureg.html">Qureg</a> qureg)</td></tr>
<tr class="memdesc:a430d98e35f1eae7f0815ac539057cf67"><td class="mdescLeft"> </td><td class="mdescRight">Measure the probability of a specified qubit being in the zero state across all amplitudes held in this chunk. <a href="QuEST__cpu_8c.html#a430d98e35f1eae7f0815ac539057cf67">More...</a><br /></td></tr>
<tr class="separator:a430d98e35f1eae7f0815ac539057cf67"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a8535bc15c2ff249ddddb3fde6eff1490"><td class="memItemLeft" align="right" valign="top"><a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a8535bc15c2ff249ddddb3fde6eff1490">statevec_findProbabilityOfZeroLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int measureQubit)</td></tr>
<tr class="memdesc:a8535bc15c2ff249ddddb3fde6eff1490"><td class="mdescLeft"> </td><td class="mdescRight">Measure the total probability of a specified qubit being in the zero state across all amplitudes in this chunk. <a href="QuEST__cpu_8c.html#a8535bc15c2ff249ddddb3fde6eff1490">More...</a><br /></td></tr>
<tr class="separator:a8535bc15c2ff249ddddb3fde6eff1490"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a6870e335f2a78b724f603cd9f820b9ab"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a6870e335f2a78b724f603cd9f820b9ab">statevec_getEnvironmentString</a> (<a class="el" href="structQuESTEnv.html">QuESTEnv</a> env, <a class="el" href="structQureg.html">Qureg</a> qureg, char str[200])</td></tr>
<tr class="separator:a6870e335f2a78b724f603cd9f820b9ab"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:abea6570b95fdfa102511ccd1fcb30685"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#abea6570b95fdfa102511ccd1fcb30685">statevec_hadamardDistributed</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, ComplexArray stateVecUp, ComplexArray stateVecLo, ComplexArray stateVecOut, int updateUpper)</td></tr>
<tr class="memdesc:abea6570b95fdfa102511ccd1fcb30685"><td class="mdescLeft"> </td><td class="mdescRight">Rotate a single qubit by {{1,1},{1,-1}}/sqrt2. <a href="QuEST__cpu_8c.html#abea6570b95fdfa102511ccd1fcb30685">More...</a><br /></td></tr>
<tr class="separator:abea6570b95fdfa102511ccd1fcb30685"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a86dbcc3db99294add9964741e19fbdab"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a86dbcc3db99294add9964741e19fbdab">statevec_hadamardLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int targetQubit)</td></tr>
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<tr class="memitem:a758bad4237ff0bf3b4ff5be626a982ae"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a758bad4237ff0bf3b4ff5be626a982ae">statevec_initBlankState</a> (<a class="el" href="structQureg.html">Qureg</a> qureg)</td></tr>
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<tr class="memitem:a288dc4b46bdacd69cbf4a6fd070d26a7"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a288dc4b46bdacd69cbf4a6fd070d26a7">statevec_initClassicalState</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, long long int stateInd)</td></tr>
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<tr class="memitem:ad9fd3017ea40cf63fd04b39e03494972"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#ad9fd3017ea40cf63fd04b39e03494972">statevec_initDebugState</a> (<a class="el" href="structQureg.html">Qureg</a> qureg)</td></tr>
<tr class="memdesc:ad9fd3017ea40cf63fd04b39e03494972"><td class="mdescLeft"> </td><td class="mdescRight">Initialise the state vector of probability amplitudes to an (unphysical) state with each component of each probability amplitude a unique floating point value. <a href="QuEST__cpu_8c.html#ad9fd3017ea40cf63fd04b39e03494972">More...</a><br /></td></tr>
<tr class="separator:ad9fd3017ea40cf63fd04b39e03494972"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a482fc361fd5f08075404c72e536316a0"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a482fc361fd5f08075404c72e536316a0">statevec_initPlusState</a> (<a class="el" href="structQureg.html">Qureg</a> qureg)</td></tr>
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<tr class="memitem:a05756b45f10135bb2eeb07380f806c20"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a05756b45f10135bb2eeb07380f806c20">statevec_initStateFromSingleFile</a> (<a class="el" href="structQureg.html">Qureg</a> *qureg, char filename[200], <a class="el" href="structQuESTEnv.html">QuESTEnv</a> env)</td></tr>
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<tr class="memitem:a923906770cac0da9e3459bae58de9e64"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a923906770cac0da9e3459bae58de9e64">statevec_initStateOfSingleQubit</a> (<a class="el" href="structQureg.html">Qureg</a> *qureg, int qubitId, int outcome)</td></tr>
<tr class="memdesc:a923906770cac0da9e3459bae58de9e64"><td class="mdescLeft"> </td><td class="mdescRight">Initialise the state vector of probability amplitudes such that one qubit is set to 'outcome' and all other qubits are in an equal superposition of zero and one. <a href="QuEST__cpu_8c.html#a923906770cac0da9e3459bae58de9e64">More...</a><br /></td></tr>
<tr class="separator:a923906770cac0da9e3459bae58de9e64"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a2ca0c6ba07ab2b4b437321bf17efc966"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a2ca0c6ba07ab2b4b437321bf17efc966">statevec_initZeroState</a> (<a class="el" href="structQureg.html">Qureg</a> qureg)</td></tr>
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<tr class="memitem:a0aedcccfa50c7aaa8b7fc4c14d7cdfb8"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a0aedcccfa50c7aaa8b7fc4c14d7cdfb8">statevec_multiControlledMultiQubitUnitaryLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, long long int ctrlMask, int *targs, int numTargs, <a class="el" href="structComplexMatrixN.html">ComplexMatrixN</a> u)</td></tr>
<tr class="separator:a0aedcccfa50c7aaa8b7fc4c14d7cdfb8"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ac4ee5979d475e8c729294b8ef7e0270d"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#ac4ee5979d475e8c729294b8ef7e0270d">statevec_multiControlledPhaseFlip</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int *controlQubits, int numControlQubits)</td></tr>
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<tr class="memitem:aa662796ea6e0f471143c53becae8c12c"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#aa662796ea6e0f471143c53becae8c12c">statevec_multiControlledPhaseShift</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int *controlQubits, int numControlQubits, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> angle)</td></tr>
<tr class="separator:aa662796ea6e0f471143c53becae8c12c"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:af8236a00389137b5eff986a40577eaf3"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#af8236a00389137b5eff986a40577eaf3">statevec_multiControlledTwoQubitUnitaryLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, long long int ctrlMask, int q1, int q2, <a class="el" href="structComplexMatrix4.html">ComplexMatrix4</a> u)</td></tr>
<tr class="separator:af8236a00389137b5eff986a40577eaf3"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ab58fe4be895283c2c4eb86ec9af5682e"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#ab58fe4be895283c2c4eb86ec9af5682e">statevec_multiControlledUnitaryDistributed</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int targetQubit, long long int ctrlQubitsMask, long long int ctrlFlipMask, <a class="el" href="structComplex.html">Complex</a> rot1, <a class="el" href="structComplex.html">Complex</a> rot2, ComplexArray stateVecUp, ComplexArray stateVecLo, ComplexArray stateVecOut)</td></tr>
<tr class="memdesc:ab58fe4be895283c2c4eb86ec9af5682e"><td class="mdescLeft"> </td><td class="mdescRight">Apply a unitary operation to a single qubit in the state vector of probability amplitudes, given a subset of the state vector with upper and lower block values stored seperately. <a href="QuEST__cpu_8c.html#ab58fe4be895283c2c4eb86ec9af5682e">More...</a><br /></td></tr>
<tr class="separator:ab58fe4be895283c2c4eb86ec9af5682e"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ab19f28e68330da68ea3caa2bdef32da9"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#ab19f28e68330da68ea3caa2bdef32da9">statevec_multiControlledUnitaryLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int targetQubit, long long int ctrlQubitsMask, long long int ctrlFlipMask, <a class="el" href="structComplexMatrix2.html">ComplexMatrix2</a> u)</td></tr>
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<tr class="memitem:a8d88b4ed94ab024e5e7b2f1f4f505b44"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a8d88b4ed94ab024e5e7b2f1f4f505b44">statevec_multiRotateZ</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, long long int mask, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> angle)</td></tr>
<tr class="separator:a8d88b4ed94ab024e5e7b2f1f4f505b44"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a464efbd1d7ca5a7b25c83ada001955c2"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a464efbd1d7ca5a7b25c83ada001955c2">statevec_pauliXDistributed</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, ComplexArray stateVecIn, ComplexArray stateVecOut)</td></tr>
<tr class="memdesc:a464efbd1d7ca5a7b25c83ada001955c2"><td class="mdescLeft"> </td><td class="mdescRight">Rotate a single qubit by {{0,1},{1,0}. <a href="QuEST__cpu_8c.html#a464efbd1d7ca5a7b25c83ada001955c2">More...</a><br /></td></tr>
<tr class="separator:a464efbd1d7ca5a7b25c83ada001955c2"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aa987d1e0ba97da2ca540194356dd62de"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#aa987d1e0ba97da2ca540194356dd62de">statevec_pauliXLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int targetQubit)</td></tr>
<tr class="separator:aa987d1e0ba97da2ca540194356dd62de"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a0f562af6cb665a8a7a3f80e9449734d5"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a0f562af6cb665a8a7a3f80e9449734d5">statevec_pauliYDistributed</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, ComplexArray stateVecIn, ComplexArray stateVecOut, int updateUpper, int conjFac)</td></tr>
<tr class="memdesc:a0f562af6cb665a8a7a3f80e9449734d5"><td class="mdescLeft"> </td><td class="mdescRight">Rotate a single qubit by +-{{0,-i},{i,0}. <a href="QuEST__cpu_8c.html#a0f562af6cb665a8a7a3f80e9449734d5">More...</a><br /></td></tr>
<tr class="separator:a0f562af6cb665a8a7a3f80e9449734d5"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a45b0916c3e121837f214b64f7424e479"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a45b0916c3e121837f214b64f7424e479">statevec_pauliYLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int targetQubit, int conjFac)</td></tr>
<tr class="separator:a45b0916c3e121837f214b64f7424e479"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a535cc3c9962d511078691e4d64b4e272"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a535cc3c9962d511078691e4d64b4e272">statevec_phaseShiftByTerm</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int targetQubit, <a class="el" href="structComplex.html">Complex</a> term)</td></tr>
<tr class="separator:a535cc3c9962d511078691e4d64b4e272"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a1e57230c7995447039e62a84c0a36524"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a1e57230c7995447039e62a84c0a36524">statevec_reportStateToScreen</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, <a class="el" href="structQuESTEnv.html">QuESTEnv</a> env, int reportRank)</td></tr>
<tr class="separator:a1e57230c7995447039e62a84c0a36524"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aa121d55f2ca09c06a96ddcd433c60b0f"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#aa121d55f2ca09c06a96ddcd433c60b0f">statevec_setAmps</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, long long int startInd, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> *reals, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> *imags, long long int numAmps)</td></tr>
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<tr class="memitem:ad64a23933361fafc1b6b1787759c2663"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#ad64a23933361fafc1b6b1787759c2663">statevec_setWeightedQureg</a> (<a class="el" href="structComplex.html">Complex</a> fac1, <a class="el" href="structQureg.html">Qureg</a> qureg1, <a class="el" href="structComplex.html">Complex</a> fac2, <a class="el" href="structQureg.html">Qureg</a> qureg2, <a class="el" href="structComplex.html">Complex</a> facOut, <a class="el" href="structQureg.html">Qureg</a> out)</td></tr>
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<tr class="memitem:abe74a5a9db8340e37b80fbc77338894d"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#abe74a5a9db8340e37b80fbc77338894d">statevec_swapQubitAmpsDistributed</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int pairRank, int qb1, int qb2)</td></tr>
<tr class="memdesc:abe74a5a9db8340e37b80fbc77338894d"><td class="mdescLeft"> </td><td class="mdescRight">qureg.pairStateVec contains the entire set of amplitudes of the paired node which includes the set of all amplitudes which need to be swapped between |..0..1..> and |..1..0..> <a href="QuEST__cpu_8c.html#abe74a5a9db8340e37b80fbc77338894d">More...</a><br /></td></tr>
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<tr class="memitem:ab5b51a28caa8792a3f0c637409a694b0"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#ab5b51a28caa8792a3f0c637409a694b0">statevec_swapQubitAmpsLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int qb1, int qb2)</td></tr>
<tr class="memdesc:ab5b51a28caa8792a3f0c637409a694b0"><td class="mdescLeft"> </td><td class="mdescRight">It is ensured that all amplitudes needing to be swapped are on this node. <a href="QuEST__cpu_8c.html#ab5b51a28caa8792a3f0c637409a694b0">More...</a><br /></td></tr>
<tr class="separator:ab5b51a28caa8792a3f0c637409a694b0"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a0ce2c2fd54df25495e99dc5b95bed4b2"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#a0ce2c2fd54df25495e99dc5b95bed4b2">statevec_unitaryDistributed</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, <a class="el" href="structComplex.html">Complex</a> rot1, <a class="el" href="structComplex.html">Complex</a> rot2, ComplexArray stateVecUp, ComplexArray stateVecLo, ComplexArray stateVecOut)</td></tr>
<tr class="memdesc:a0ce2c2fd54df25495e99dc5b95bed4b2"><td class="mdescLeft"> </td><td class="mdescRight">Apply a unitary operation to a single qubit given a subset of the state vector with upper and lower block values stored seperately. <a href="QuEST__cpu_8c.html#a0ce2c2fd54df25495e99dc5b95bed4b2">More...</a><br /></td></tr>
<tr class="separator:a0ce2c2fd54df25495e99dc5b95bed4b2"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aafc398f8f479fcc066a2dea700235635"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#aafc398f8f479fcc066a2dea700235635">statevec_unitaryLocal</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, int targetQubit, <a class="el" href="structComplexMatrix2.html">ComplexMatrix2</a> u)</td></tr>
<tr class="separator:aafc398f8f479fcc066a2dea700235635"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ac5168399122f7f53977dcc9ceda4f458"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="QuEST__cpu_8c.html#ac5168399122f7f53977dcc9ceda4f458">zeroSomeAmps</a> (<a class="el" href="structQureg.html">Qureg</a> qureg, long long int startInd, long long int numAmps)</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>The core of the CPU backend functionality. The CPU/MPI implementations of the pure state functions in ../QuEST_ops_pure.h are in <a class="el" href="QuEST__cpu__local_8c.html">QuEST_cpu_local.c</a> and <a class="el" href="QuEST__cpu__distributed_8c.html">QuEST_cpu_distributed.c</a> which mostly wrap the core functions defined here. Some additional hardware-agnostic functions are defined here</p>
<dl class="section author"><dt>Author</dt><dd>Ania Brown </dd>
<dd>
Tyson Jones </dd>
<dd>
Balint Koczor </dd></dl>
<p class="definition">Definition in file <a class="el" href="QuEST__cpu_8c_source.html">QuEST_cpu.c</a>.</p>
</div><h2 class="groupheader">Function Documentation</h2>
<a id="a0b84e6766bd682708e6211276ff0a5bb"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a0b84e6766bd682708e6211276ff0a5bb">◆ </a></span>agnostic_createDiagonalOp()</h2>
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<td class="memname"><a class="el" href="structDiagonalOp.html">DiagonalOp</a> agnostic_createDiagonalOp </td>
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<td class="paramtype">int </td>
<td class="paramname"><em>numQubits</em>, </td>
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<td class="paramtype"><a class="el" href="structQuESTEnv.html">QuESTEnv</a> </td>
<td class="paramname"><em>env</em> </td>
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<p class="definition">Definition at line <a class="el" href="QuEST__cpu_8c_source.html#l01335">1335</a> of file <a class="el" href="QuEST__cpu_8c_source.html">QuEST_cpu.c</a>.</p>
<div class="fragment"><div class="line"><a name="l01335"></a><span class="lineno"> 1335</span>  {</div>
<div class="line"><a name="l01336"></a><span class="lineno"> 1336</span>  </div>
<div class="line"><a name="l01337"></a><span class="lineno"> 1337</span>  <span class="comment">// the 2^numQubits values will be evenly split between the env.numRanks nodes</span></div>
<div class="line"><a name="l01338"></a><span class="lineno"> 1338</span>  <a class="code" href="structDiagonalOp.html">DiagonalOp</a> op;</div>
<div class="line"><a name="l01339"></a><span class="lineno"> 1339</span>  op.<a class="code" href="structDiagonalOp.html#a5131eeb67aafb4c19ac98270c3266742">numQubits</a> = numQubits;</div>
<div class="line"><a name="l01340"></a><span class="lineno"> 1340</span>  op.<a class="code" href="structDiagonalOp.html#a2c6eab631ef48b4978db026c98180eee">numElemsPerChunk</a> = (1LL << numQubits) / env.<a class="code" href="structQuESTEnv.html#af22aacd7c9905accae28484785c193b4">numRanks</a>;</div>
<div class="line"><a name="l01341"></a><span class="lineno"> 1341</span>  op.<a class="code" href="structDiagonalOp.html#aa91713a22c95a383bba55e56c4a4e37a">chunkId</a> = env.<a class="code" href="structQuESTEnv.html#aa648bb336cf8598467cb62db00b9cee8">rank</a>;</div>
<div class="line"><a name="l01342"></a><span class="lineno"> 1342</span>  op.<a class="code" href="structDiagonalOp.html#ada3bffa8e414f883e415dd74e46cd879">numChunks</a> = env.<a class="code" href="structQuESTEnv.html#af22aacd7c9905accae28484785c193b4">numRanks</a>;</div>
<div class="line"><a name="l01343"></a><span class="lineno"> 1343</span>  </div>
<div class="line"><a name="l01344"></a><span class="lineno"> 1344</span>  <span class="comment">// allocate CPU memory (initialised to zero)</span></div>
<div class="line"><a name="l01345"></a><span class="lineno"> 1345</span>  op.<a class="code" href="structDiagonalOp.html#a1d66088bed235d524cd452b107694d5c">real</a> = (<a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>*) calloc(op.<a class="code" href="structDiagonalOp.html#a2c6eab631ef48b4978db026c98180eee">numElemsPerChunk</a>, <span class="keyword">sizeof</span>(<a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>));</div>
<div class="line"><a name="l01346"></a><span class="lineno"> 1346</span>  op.<a class="code" href="structDiagonalOp.html#a85c3f52533efe831bbe40b9a48602388">imag</a> = (<a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>*) calloc(op.<a class="code" href="structDiagonalOp.html#a2c6eab631ef48b4978db026c98180eee">numElemsPerChunk</a>, <span class="keyword">sizeof</span>(<a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>));</div>
<div class="line"><a name="l01347"></a><span class="lineno"> 1347</span>  </div>
<div class="line"><a name="l01348"></a><span class="lineno"> 1348</span>  <span class="comment">// check cpu memory allocation was successful</span></div>
<div class="line"><a name="l01349"></a><span class="lineno"> 1349</span>  <span class="keywordflow">if</span> ( !op.<a class="code" href="structDiagonalOp.html#a1d66088bed235d524cd452b107694d5c">real</a> || !op.<a class="code" href="structDiagonalOp.html#a85c3f52533efe831bbe40b9a48602388">imag</a> ) {</div>
<div class="line"><a name="l01350"></a><span class="lineno"> 1350</span>  printf(<span class="stringliteral">"Could not allocate memory!\n"</span>);</div>
<div class="line"><a name="l01351"></a><span class="lineno"> 1351</span>  exit(EXIT_FAILURE);</div>
<div class="line"><a name="l01352"></a><span class="lineno"> 1352</span>  }</div>
<div class="line"><a name="l01353"></a><span class="lineno"> 1353</span>  </div>
<div class="line"><a name="l01354"></a><span class="lineno"> 1354</span>  <span class="keywordflow">return</span> op;</div>
<div class="line"><a name="l01355"></a><span class="lineno"> 1355</span> }</div>
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<p class="reference">References <a class="el" href="QuEST_8h_source.html#l00187">DiagonalOp::chunkId</a>, <a class="el" href="QuEST_8h_source.html#l00191">DiagonalOp::imag</a>, <a class="el" href="QuEST_8h_source.html#l00185">DiagonalOp::numChunks</a>, <a class="el" href="QuEST_8h_source.html#l00183">DiagonalOp::numElemsPerChunk</a>, <a class="el" href="QuEST_8h_source.html#l00181">DiagonalOp::numQubits</a>, <a class="el" href="QuEST_8h_source.html#l00245">QuESTEnv::numRanks</a>, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>, <a class="el" href="QuEST_8h_source.html#l00244">QuESTEnv::rank</a>, and <a class="el" href="QuEST_8h_source.html#l00189">DiagonalOp::real</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#af798bb01f922804016c4c5bc8d0a580f">◆ </a></span>agnostic_destroyDiagonalOp()</h2>
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<td class="memname">void agnostic_destroyDiagonalOp </td>
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<td class="paramtype"><a class="el" href="structDiagonalOp.html">DiagonalOp</a> </td>
<td class="paramname"><em>op</em></td><td>)</td>
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<p class="definition">Definition at line <a class="el" href="QuEST__cpu_8c_source.html#l01357">1357</a> of file <a class="el" href="QuEST__cpu_8c_source.html">QuEST_cpu.c</a>.</p>
<div class="fragment"><div class="line"><a name="l01357"></a><span class="lineno"> 1357</span>  {</div>
<div class="line"><a name="l01358"></a><span class="lineno"> 1358</span>  free(op.<a class="code" href="structDiagonalOp.html#a1d66088bed235d524cd452b107694d5c">real</a>);</div>
<div class="line"><a name="l01359"></a><span class="lineno"> 1359</span>  free(op.<a class="code" href="structDiagonalOp.html#a85c3f52533efe831bbe40b9a48602388">imag</a>);</div>
<div class="line"><a name="l01360"></a><span class="lineno"> 1360</span> }</div>
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<p class="reference">References <a class="el" href="QuEST_8h_source.html#l00191">DiagonalOp::imag</a>, and <a class="el" href="QuEST_8h_source.html#l00189">DiagonalOp::real</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ab58d6d599c7a729255b1f8eeded663f3">◆ </a></span>agnostic_setDiagonalOpElems()</h2>
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<td class="memname">void agnostic_setDiagonalOpElems </td>
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<td class="paramtype"><a class="el" href="structDiagonalOp.html">DiagonalOp</a> </td>
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<td class="paramtype">long long int </td>
<td class="paramname"><em>startInd</em>, </td>
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<td class="paramtype"><a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> * </td>
<td class="paramname"><em>real</em>, </td>
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<td class="paramtype"><a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> * </td>
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<td class="paramtype">long long int </td>
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<p class="definition">Definition at line <a class="el" href="QuEST__cpu_8c_source.html#l03842">3842</a> of file <a class="el" href="QuEST__cpu_8c_source.html">QuEST_cpu.c</a>.</p>
<div class="fragment"><div class="line"><a name="l03842"></a><span class="lineno"> 3842</span>  {</div>
<div class="line"><a name="l03843"></a><span class="lineno"> 3843</span>  </div>
<div class="line"><a name="l03844"></a><span class="lineno"> 3844</span>  <span class="comment">// local start/end indices of the given amplitudes, assuming they fit in this chunk</span></div>
<div class="line"><a name="l03845"></a><span class="lineno"> 3845</span>  <span class="comment">// these may be negative or above qureg.numAmpsPerChunk</span></div>
<div class="line"><a name="l03846"></a><span class="lineno"> 3846</span>  <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> localStartInd = startInd - op.<a class="code" href="structDiagonalOp.html#aa91713a22c95a383bba55e56c4a4e37a">chunkId</a>*op.<a class="code" href="structDiagonalOp.html#a2c6eab631ef48b4978db026c98180eee">numElemsPerChunk</a>;</div>
<div class="line"><a name="l03847"></a><span class="lineno"> 3847</span>  <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> localEndInd = localStartInd + numElems; <span class="comment">// exclusive</span></div>
<div class="line"><a name="l03848"></a><span class="lineno"> 3848</span>  </div>
<div class="line"><a name="l03849"></a><span class="lineno"> 3849</span>  <span class="comment">// add this to a local index to get corresponding elem in reals & imags</span></div>
<div class="line"><a name="l03850"></a><span class="lineno"> 3850</span>  <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> offset = op.<a class="code" href="structDiagonalOp.html#aa91713a22c95a383bba55e56c4a4e37a">chunkId</a>*op.<a class="code" href="structDiagonalOp.html#a2c6eab631ef48b4978db026c98180eee">numElemsPerChunk</a> - startInd;</div>
<div class="line"><a name="l03851"></a><span class="lineno"> 3851</span>  </div>
<div class="line"><a name="l03852"></a><span class="lineno"> 3852</span>  <span class="comment">// restrict these indices to fit into this chunk</span></div>
<div class="line"><a name="l03853"></a><span class="lineno"> 3853</span>  <span class="keywordflow">if</span> (localStartInd < 0)</div>
<div class="line"><a name="l03854"></a><span class="lineno"> 3854</span>  localStartInd = 0;</div>
<div class="line"><a name="l03855"></a><span class="lineno"> 3855</span>  <span class="keywordflow">if</span> (localEndInd > op.<a class="code" href="structDiagonalOp.html#a2c6eab631ef48b4978db026c98180eee">numElemsPerChunk</a>)</div>
<div class="line"><a name="l03856"></a><span class="lineno"> 3856</span>  localEndInd = op.<a class="code" href="structDiagonalOp.html#a2c6eab631ef48b4978db026c98180eee">numElemsPerChunk</a>;</div>
<div class="line"><a name="l03857"></a><span class="lineno"> 3857</span>  <span class="comment">// they may now be out of order = no iterations</span></div>
<div class="line"><a name="l03858"></a><span class="lineno"> 3858</span>  </div>
<div class="line"><a name="l03859"></a><span class="lineno"> 3859</span>  <span class="comment">// unpacking OpenMP vars</span></div>
<div class="line"><a name="l03860"></a><span class="lineno"> 3860</span>  <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> index;</div>
<div class="line"><a name="l03861"></a><span class="lineno"> 3861</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>* vecRe = op.<a class="code" href="structDiagonalOp.html#a1d66088bed235d524cd452b107694d5c">real</a>;</div>
<div class="line"><a name="l03862"></a><span class="lineno"> 3862</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>* vecIm = op.<a class="code" href="structDiagonalOp.html#a85c3f52533efe831bbe40b9a48602388">imag</a>;</div>
<div class="line"><a name="l03863"></a><span class="lineno"> 3863</span>  </div>
<div class="line"><a name="l03864"></a><span class="lineno"> 3864</span> <span class="preprocessor"># ifdef _OPENMP</span></div>
<div class="line"><a name="l03865"></a><span class="lineno"> 3865</span> <span class="preprocessor"># pragma omp parallel \</span></div>
<div class="line"><a name="l03866"></a><span class="lineno"> 3866</span> <span class="preprocessor"> default (none) \</span></div>
<div class="line"><a name="l03867"></a><span class="lineno"> 3867</span> <span class="preprocessor"> shared (localStartInd,localEndInd, vecRe,vecIm, real,imag, offset) \</span></div>
<div class="line"><a name="l03868"></a><span class="lineno"> 3868</span> <span class="preprocessor"> private (index) </span></div>
<div class="line"><a name="l03869"></a><span class="lineno"> 3869</span> <span class="preprocessor"># endif</span></div>
<div class="line"><a name="l03870"></a><span class="lineno"> 3870</span>  {</div>
<div class="line"><a name="l03871"></a><span class="lineno"> 3871</span> <span class="preprocessor"># ifdef _OPENMP</span></div>
<div class="line"><a name="l03872"></a><span class="lineno"> 3872</span> <span class="preprocessor"># pragma omp for schedule (static)</span></div>
<div class="line"><a name="l03873"></a><span class="lineno"> 3873</span> <span class="preprocessor"># endif</span></div>
<div class="line"><a name="l03874"></a><span class="lineno"> 3874</span>  <span class="comment">// iterate these local inds - this might involve no iterations</span></div>
<div class="line"><a name="l03875"></a><span class="lineno"> 3875</span>  <span class="keywordflow">for</span> (index=localStartInd; index < localEndInd; index++) {</div>
<div class="line"><a name="l03876"></a><span class="lineno"> 3876</span>  vecRe[index] = real[index + offset];</div>
<div class="line"><a name="l03877"></a><span class="lineno"> 3877</span>  vecIm[index] = imag[index + offset];</div>
<div class="line"><a name="l03878"></a><span class="lineno"> 3878</span>  }</div>
<div class="line"><a name="l03879"></a><span class="lineno"> 3879</span>  }</div>
<div class="line"><a name="l03880"></a><span class="lineno"> 3880</span> }</div>
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<p class="reference">References <a class="el" href="QuEST_8h_source.html#l00187">DiagonalOp::chunkId</a>, <a class="el" href="QuEST_8h_source.html#l00191">DiagonalOp::imag</a>, <a class="el" href="QuEST_8h_source.html#l00183">DiagonalOp::numElemsPerChunk</a>, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>, and <a class="el" href="QuEST_8h_source.html#l00189">DiagonalOp::real</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a1e8f917ab42d38d8c37ba6816b24f2f5">◆ </a></span>agnostic_syncDiagonalOp()</h2>
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<td class="memname">void agnostic_syncDiagonalOp </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structDiagonalOp.html">DiagonalOp</a> </td>
<td class="paramname"><em>op</em></td><td>)</td>
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<p class="definition">Definition at line <a class="el" href="QuEST__cpu_8c_source.html#l01362">1362</a> of file <a class="el" href="QuEST__cpu_8c_source.html">QuEST_cpu.c</a>.</p>
<div class="fragment"><div class="line"><a name="l01362"></a><span class="lineno"> 1362</span>  {</div>
<div class="line"><a name="l01363"></a><span class="lineno"> 1363</span>  <span class="comment">// nothing to do on CPU</span></div>
<div class="line"><a name="l01364"></a><span class="lineno"> 1364</span> }</div>
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<h2 class="memtitle"><span class="permalink"><a href="#a0abdff5f6065f9d57065345e6d90fc94">◆ </a></span>alternateNormZeroingSomeAmpBlocks()</h2>
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<td class="memname">void alternateNormZeroingSomeAmpBlocks </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structQureg.html">Qureg</a> </td>
<td class="paramname"><em>qureg</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype"><a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> </td>
<td class="paramname"><em>norm</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">int </td>
<td class="paramname"><em>normFirst</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">long long int </td>
<td class="paramname"><em>startAmpInd</em>, </td>
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<td class="paramkey"></td>
<td></td>
<td class="paramtype">long long int </td>
<td class="paramname"><em>numAmps</em>, </td>
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<td></td>
<td class="paramtype">long long int </td>
<td class="paramname"><em>blockSize</em> </td>
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<td>)</td>
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<p class="definition">Definition at line <a class="el" href="QuEST__cpu_8c_source.html#l00754">754</a> of file <a class="el" href="QuEST__cpu_8c_source.html">QuEST_cpu.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00757"></a><span class="lineno"> 757</span>  { </div>
<div class="line"><a name="l00758"></a><span class="lineno"> 758</span>  <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> numDubBlocks = numAmps / (2*blockSize);</div>
<div class="line"><a name="l00759"></a><span class="lineno"> 759</span>  <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> blockStartInd;</div>
<div class="line"><a name="l00760"></a><span class="lineno"> 760</span>  </div>
<div class="line"><a name="l00761"></a><span class="lineno"> 761</span>  <span class="keywordflow">if</span> (normFirst) {</div>
<div class="line"><a name="l00762"></a><span class="lineno"> 762</span>  <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> dubBlockInd;</div>
<div class="line"><a name="l00763"></a><span class="lineno"> 763</span> <span class="preprocessor"># ifdef _OPENMP</span></div>
<div class="line"><a name="l00764"></a><span class="lineno"> 764</span> <span class="preprocessor"># pragma omp parallel for schedule (static) private (blockStartInd)</span></div>
<div class="line"><a name="l00765"></a><span class="lineno"> 765</span> <span class="preprocessor"># endif </span></div>
<div class="line"><a name="l00766"></a><span class="lineno"> 766</span>  <span class="keywordflow">for</span> (dubBlockInd=0; dubBlockInd < numDubBlocks; dubBlockInd++) {</div>
<div class="line"><a name="l00767"></a><span class="lineno"> 767</span>  blockStartInd = startAmpInd + dubBlockInd*2*blockSize;</div>
<div class="line"><a name="l00768"></a><span class="lineno"> 768</span>  <a class="code" href="QuEST__cpu_8c.html#a031a99b7e97779f3dc782feffe86e779">normaliseSomeAmps</a>(qureg, norm, blockStartInd, blockSize); <span class="comment">// |0><0|</span></div>
<div class="line"><a name="l00769"></a><span class="lineno"> 769</span>  <a class="code" href="QuEST__cpu_8c.html#ac5168399122f7f53977dcc9ceda4f458">zeroSomeAmps</a>( qureg, blockStartInd + blockSize, blockSize);</div>
<div class="line"><a name="l00770"></a><span class="lineno"> 770</span>  }</div>
<div class="line"><a name="l00771"></a><span class="lineno"> 771</span>  } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00772"></a><span class="lineno"> 772</span>  <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> dubBlockInd;</div>
<div class="line"><a name="l00773"></a><span class="lineno"> 773</span> <span class="preprocessor"># ifdef _OPENMP</span></div>
<div class="line"><a name="l00774"></a><span class="lineno"> 774</span> <span class="preprocessor"># pragma omp parallel for schedule (static) private (blockStartInd)</span></div>
<div class="line"><a name="l00775"></a><span class="lineno"> 775</span> <span class="preprocessor"># endif </span></div>
<div class="line"><a name="l00776"></a><span class="lineno"> 776</span>  <span class="keywordflow">for</span> (dubBlockInd=0; dubBlockInd < numDubBlocks; dubBlockInd++) {</div>
<div class="line"><a name="l00777"></a><span class="lineno"> 777</span>  blockStartInd = startAmpInd + dubBlockInd*2*blockSize;</div>
<div class="line"><a name="l00778"></a><span class="lineno"> 778</span>  <a class="code" href="QuEST__cpu_8c.html#ac5168399122f7f53977dcc9ceda4f458">zeroSomeAmps</a>( qureg, blockStartInd, blockSize);</div>
<div class="line"><a name="l00779"></a><span class="lineno"> 779</span>  <a class="code" href="QuEST__cpu_8c.html#a031a99b7e97779f3dc782feffe86e779">normaliseSomeAmps</a>(qureg, norm, blockStartInd + blockSize, blockSize); <span class="comment">// |1><1|</span></div>
<div class="line"><a name="l00780"></a><span class="lineno"> 780</span>  }</div>
<div class="line"><a name="l00781"></a><span class="lineno"> 781</span>  }</div>
<div class="line"><a name="l00782"></a><span class="lineno"> 782</span> }</div>
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<p class="reference">References <a class="el" href="QuEST__cpu_8c_source.html#l00744">normaliseSomeAmps()</a>, and <a class="el" href="QuEST__cpu_8c_source.html#l00734">zeroSomeAmps()</a>.</p>
<p class="reference">Referenced by <a class="el" href="QuEST__cpu_8c_source.html#l00785">densmatr_collapseToKnownProbOutcome()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#afa58cf7cb98a25ab33621120c5c330d0">◆ </a></span>densmatr_applyDiagonalOpLocal()</h2>
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<td class="memname">void densmatr_applyDiagonalOpLocal </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structQureg.html">Qureg</a> </td>
<td class="paramname"><em>qureg</em>, </td>
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<td></td>
<td class="paramtype"><a class="el" href="structDiagonalOp.html">DiagonalOp</a> </td>
<td class="paramname"><em>op</em> </td>
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<td>)</td>
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<p class="definition">Definition at line <a class="el" href="QuEST__cpu_8c_source.html#l03696">3696</a> of file <a class="el" href="QuEST__cpu_8c_source.html">QuEST_cpu.c</a>.</p>
<div class="fragment"><div class="line"><a name="l03696"></a><span class="lineno"> 3696</span>  {</div>
<div class="line"><a name="l03697"></a><span class="lineno"> 3697</span>  </div>
<div class="line"><a name="l03698"></a><span class="lineno"> 3698</span>  <span class="comment">/* ALL values of op are pre-loaded into qureg.pairStateVector (on every node).</span></div>
<div class="line"><a name="l03699"></a><span class="lineno"> 3699</span> <span class="comment"> * Furthermore, since it's gauranteed each node contains an integer number of </span></div>
<div class="line"><a name="l03700"></a><span class="lineno"> 3700</span> <span class="comment"> * columns of qureg (because op upperlimits the number of nodes; 1 per element),</span></div>
<div class="line"><a name="l03701"></a><span class="lineno"> 3701</span> <span class="comment"> * then we know iteration below begins at the 'top' of a column, and there is </span></div>
<div class="line"><a name="l03702"></a><span class="lineno"> 3702</span> <span class="comment"> * no offset for op (pairStateVector)</span></div>
<div class="line"><a name="l03703"></a><span class="lineno"> 3703</span> <span class="comment"> */</span></div>
<div class="line"><a name="l03704"></a><span class="lineno"> 3704</span>  </div>
<div class="line"><a name="l03705"></a><span class="lineno"> 3705</span>  <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> numAmps = qureg.<a class="code" href="structQureg.html#ab0ea0358482b62f43fdd781469607d97">numAmpsPerChunk</a>;</div>
<div class="line"><a name="l03706"></a><span class="lineno"> 3706</span>  <span class="keywordtype">int</span> opDim = (1 << op.<a class="code" href="structDiagonalOp.html#a5131eeb67aafb4c19ac98270c3266742">numQubits</a>);</div>
<div class="line"><a name="l03707"></a><span class="lineno"> 3707</span>  </div>
<div class="line"><a name="l03708"></a><span class="lineno"> 3708</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>* stateRe = qureg.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.real;</div>
<div class="line"><a name="l03709"></a><span class="lineno"> 3709</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>* stateIm = qureg.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.imag;</div>
<div class="line"><a name="l03710"></a><span class="lineno"> 3710</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>* opRe = qureg.<a class="code" href="structQureg.html#aba97773694870ef35e378c036f486bb7">pairStateVec</a>.real;</div>
<div class="line"><a name="l03711"></a><span class="lineno"> 3711</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>* opIm = qureg.<a class="code" href="structQureg.html#aba97773694870ef35e378c036f486bb7">pairStateVec</a>.imag;</div>
<div class="line"><a name="l03712"></a><span class="lineno"> 3712</span>  </div>
<div class="line"><a name="l03713"></a><span class="lineno"> 3713</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> a,b,c,d;</div>
<div class="line"><a name="l03714"></a><span class="lineno"> 3714</span>  <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> index;</div>
<div class="line"><a name="l03715"></a><span class="lineno"> 3715</span>  </div>
<div class="line"><a name="l03716"></a><span class="lineno"> 3716</span> <span class="preprocessor"># ifdef _OPENMP</span></div>
<div class="line"><a name="l03717"></a><span class="lineno"> 3717</span> <span class="preprocessor"># pragma omp parallel \</span></div>
<div class="line"><a name="l03718"></a><span class="lineno"> 3718</span> <span class="preprocessor"> shared (stateRe,stateIm, opRe,opIm, numAmps,opDim) \</span></div>
<div class="line"><a name="l03719"></a><span class="lineno"> 3719</span> <span class="preprocessor"> private (index, a,b,c,d)</span></div>
<div class="line"><a name="l03720"></a><span class="lineno"> 3720</span> <span class="preprocessor"># endif </span></div>
<div class="line"><a name="l03721"></a><span class="lineno"> 3721</span>  {</div>
<div class="line"><a name="l03722"></a><span class="lineno"> 3722</span> <span class="preprocessor"># ifdef _OPENMP</span></div>
<div class="line"><a name="l03723"></a><span class="lineno"> 3723</span> <span class="preprocessor"># pragma omp for schedule (static)</span></div>
<div class="line"><a name="l03724"></a><span class="lineno"> 3724</span> <span class="preprocessor"># endif</span></div>
<div class="line"><a name="l03725"></a><span class="lineno"> 3725</span>  <span class="keywordflow">for</span> (index=0LL; index<numAmps; index++) {</div>
<div class="line"><a name="l03726"></a><span class="lineno"> 3726</span>  a = stateRe[index];</div>
<div class="line"><a name="l03727"></a><span class="lineno"> 3727</span>  b = stateIm[index];</div>
<div class="line"><a name="l03728"></a><span class="lineno"> 3728</span>  c = opRe[index % opDim];</div>
<div class="line"><a name="l03729"></a><span class="lineno"> 3729</span>  d = opIm[index % opDim];</div>
<div class="line"><a name="l03730"></a><span class="lineno"> 3730</span>  </div>
<div class="line"><a name="l03731"></a><span class="lineno"> 3731</span>  <span class="comment">// (a + b i)(c + d i) = (a c - b d) + i (a d + b c)</span></div>
<div class="line"><a name="l03732"></a><span class="lineno"> 3732</span>  stateRe[index] = a*c - b*d;</div>
<div class="line"><a name="l03733"></a><span class="lineno"> 3733</span>  stateIm[index] = a*d + b*c;</div>
<div class="line"><a name="l03734"></a><span class="lineno"> 3734</span>  }</div>
<div class="line"><a name="l03735"></a><span class="lineno"> 3735</span>  }</div>
<div class="line"><a name="l03736"></a><span class="lineno"> 3736</span> }</div>
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<p class="reference">References <a class="el" href="QuEST_8h_source.html#l00213">Qureg::numAmpsPerChunk</a>, <a class="el" href="QuEST_8h_source.html#l00181">DiagonalOp::numQubits</a>, <a class="el" href="QuEST_8h_source.html#l00224">Qureg::pairStateVec</a>, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>, and <a class="el" href="QuEST_8h_source.html#l00222">Qureg::stateVec</a>.</p>
<p class="reference">Referenced by <a class="el" href="QuEST__cpu__distributed_8c_source.html#l01517">densmatr_applyDiagonalOp()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#aeb4453a2e609e5359d2995bccf6663ca">◆ </a></span>densmatr_calcExpecDiagonalOpLocal()</h2>
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<td class="memname"><a class="el" href="structComplex.html">Complex</a> densmatr_calcExpecDiagonalOpLocal </td>
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<td class="paramtype"><a class="el" href="structQureg.html">Qureg</a> </td>
<td class="paramname"><em>qureg</em>, </td>
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<td class="paramtype"><a class="el" href="structDiagonalOp.html">DiagonalOp</a> </td>
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<p class="definition">Definition at line <a class="el" href="QuEST__cpu_8c_source.html#l03781">3781</a> of file <a class="el" href="QuEST__cpu_8c_source.html">QuEST_cpu.c</a>.</p>
<div class="fragment"><div class="line"><a name="l03781"></a><span class="lineno"> 3781</span>  {</div>
<div class="line"><a name="l03782"></a><span class="lineno"> 3782</span>  </div>
<div class="line"><a name="l03783"></a><span class="lineno"> 3783</span>  <span class="comment">/* since for every 1 element in \p op, there exists a column in \p qureg, </span></div>
<div class="line"><a name="l03784"></a><span class="lineno"> 3784</span> <span class="comment"> * we know that the elements in \p op live on the same node as the </span></div>
<div class="line"><a name="l03785"></a><span class="lineno"> 3785</span> <span class="comment"> * corresponding diagonal elements of \p qureg. This means, the problem is </span></div>
<div class="line"><a name="l03786"></a><span class="lineno"> 3786</span> <span class="comment"> * embarrassingly parallelisable, and the code below works for both </span></div>
<div class="line"><a name="l03787"></a><span class="lineno"> 3787</span> <span class="comment"> * serial and distributed modes.</span></div>
<div class="line"><a name="l03788"></a><span class="lineno"> 3788</span> <span class="comment"> */</span></div>
<div class="line"><a name="l03789"></a><span class="lineno"> 3789</span>  </div>
<div class="line"><a name="l03790"></a><span class="lineno"> 3790</span>  <span class="comment">// computes first local index containing a diagonal element</span></div>
<div class="line"><a name="l03791"></a><span class="lineno"> 3791</span>  <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> diagSpacing = 1LL + (1LL << qureg.<a class="code" href="structQureg.html#ad08dff5316b8937f4b2a1417591543dc">numQubitsRepresented</a>);</div>
<div class="line"><a name="l03792"></a><span class="lineno"> 3792</span>  <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> numPrevDiags = (qureg.<a class="code" href="structQureg.html#ac2929e681d3d95591c18cf168dbbe4f0">chunkId</a>>0)? 1+(qureg.<a class="code" href="structQureg.html#ac2929e681d3d95591c18cf168dbbe4f0">chunkId</a>*qureg.<a class="code" href="structQureg.html#ab0ea0358482b62f43fdd781469607d97">numAmpsPerChunk</a>)/diagSpacing : 0;</div>
<div class="line"><a name="l03793"></a><span class="lineno"> 3793</span>  <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> globalIndNextDiag = diagSpacing * numPrevDiags;</div>
<div class="line"><a name="l03794"></a><span class="lineno"> 3794</span>  <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> localIndNextDiag = globalIndNextDiag % qureg.<a class="code" href="structQureg.html#ab0ea0358482b62f43fdd781469607d97">numAmpsPerChunk</a>;</div>
<div class="line"><a name="l03795"></a><span class="lineno"> 3795</span>  <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> numAmps = qureg.<a class="code" href="structQureg.html#ab0ea0358482b62f43fdd781469607d97">numAmpsPerChunk</a>;</div>
<div class="line"><a name="l03796"></a><span class="lineno"> 3796</span>  </div>
<div class="line"><a name="l03797"></a><span class="lineno"> 3797</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>* stateReal = qureg.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.real;</div>
<div class="line"><a name="l03798"></a><span class="lineno"> 3798</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>* stateImag = qureg.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.imag;</div>
<div class="line"><a name="l03799"></a><span class="lineno"> 3799</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>* opReal = op.<a class="code" href="structDiagonalOp.html#a1d66088bed235d524cd452b107694d5c">real</a>;</div>
<div class="line"><a name="l03800"></a><span class="lineno"> 3800</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>* opImag = op.<a class="code" href="structDiagonalOp.html#a85c3f52533efe831bbe40b9a48602388">imag</a>;</div>
<div class="line"><a name="l03801"></a><span class="lineno"> 3801</span>  </div>
<div class="line"><a name="l03802"></a><span class="lineno"> 3802</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> expecRe = 0;</div>
<div class="line"><a name="l03803"></a><span class="lineno"> 3803</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> expecIm = 0;</div>
<div class="line"><a name="l03804"></a><span class="lineno"> 3804</span>  </div>
<div class="line"><a name="l03805"></a><span class="lineno"> 3805</span>  <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> stateInd;</div>
<div class="line"><a name="l03806"></a><span class="lineno"> 3806</span>  <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> opInd;</div>
<div class="line"><a name="l03807"></a><span class="lineno"> 3807</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> matRe, matIm, opRe, opIm;</div>
<div class="line"><a name="l03808"></a><span class="lineno"> 3808</span>  </div>
<div class="line"><a name="l03809"></a><span class="lineno"> 3809</span>  <span class="comment">// visits every diagonal element with global index (2^n + 1)i for i in [0, 2^n-1]</span></div>
<div class="line"><a name="l03810"></a><span class="lineno"> 3810</span>  </div>
<div class="line"><a name="l03811"></a><span class="lineno"> 3811</span> <span class="preprocessor"># ifdef _OPENMP</span></div>
<div class="line"><a name="l03812"></a><span class="lineno"> 3812</span> <span class="preprocessor"># pragma omp parallel \</span></div>
<div class="line"><a name="l03813"></a><span class="lineno"> 3813</span> <span class="preprocessor"> shared (stateReal,stateImag, opReal,opImag, localIndNextDiag,diagSpacing,numAmps) \</span></div>
<div class="line"><a name="l03814"></a><span class="lineno"> 3814</span> <span class="preprocessor"> private (stateInd,opInd, matRe,matIm, opRe,opIm) \</span></div>
<div class="line"><a name="l03815"></a><span class="lineno"> 3815</span> <span class="preprocessor"> reduction ( +:expecRe, expecIm )</span></div>
<div class="line"><a name="l03816"></a><span class="lineno"> 3816</span> <span class="preprocessor"># endif </span></div>
<div class="line"><a name="l03817"></a><span class="lineno"> 3817</span>  {</div>
<div class="line"><a name="l03818"></a><span class="lineno"> 3818</span> <span class="preprocessor"># ifdef _OPENMP</span></div>
<div class="line"><a name="l03819"></a><span class="lineno"> 3819</span> <span class="preprocessor"># pragma omp for schedule (static)</span></div>
<div class="line"><a name="l03820"></a><span class="lineno"> 3820</span> <span class="preprocessor"># endif</span></div>
<div class="line"><a name="l03821"></a><span class="lineno"> 3821</span>  <span class="keywordflow">for</span> (stateInd=localIndNextDiag; stateInd < numAmps; stateInd += diagSpacing) {</div>
<div class="line"><a name="l03822"></a><span class="lineno"> 3822</span>  </div>
<div class="line"><a name="l03823"></a><span class="lineno"> 3823</span>  matRe = stateReal[stateInd];</div>
<div class="line"><a name="l03824"></a><span class="lineno"> 3824</span>  matIm = stateImag[stateInd];</div>
<div class="line"><a name="l03825"></a><span class="lineno"> 3825</span>  opInd = (stateInd - localIndNextDiag) / diagSpacing;</div>
<div class="line"><a name="l03826"></a><span class="lineno"> 3826</span>  opRe = opReal[opInd];</div>
<div class="line"><a name="l03827"></a><span class="lineno"> 3827</span>  opIm = opImag[opInd];</div>
<div class="line"><a name="l03828"></a><span class="lineno"> 3828</span>  </div>
<div class="line"><a name="l03829"></a><span class="lineno"> 3829</span>  <span class="comment">// (matRe + matIm i)(opRe + opIm i) = </span></div>
<div class="line"><a name="l03830"></a><span class="lineno"> 3830</span>  <span class="comment">// (matRe opRe - matIm opIm) + i (matRe opIm + matIm opRe)</span></div>
<div class="line"><a name="l03831"></a><span class="lineno"> 3831</span>  expecRe += matRe * opRe - matIm * opIm;</div>
<div class="line"><a name="l03832"></a><span class="lineno"> 3832</span>  expecIm += matRe * opIm + matIm * opRe;</div>
<div class="line"><a name="l03833"></a><span class="lineno"> 3833</span>  }</div>
<div class="line"><a name="l03834"></a><span class="lineno"> 3834</span>  }</div>
<div class="line"><a name="l03835"></a><span class="lineno"> 3835</span>  </div>
<div class="line"><a name="l03836"></a><span class="lineno"> 3836</span>  <a class="code" href="structComplex.html">Complex</a> expecVal;</div>
<div class="line"><a name="l03837"></a><span class="lineno"> 3837</span>  expecVal.<a class="code" href="structComplex.html#ab5b2e2eca02131fc74b289a83636cbe3">real</a> = expecRe;</div>
<div class="line"><a name="l03838"></a><span class="lineno"> 3838</span>  expecVal.<a class="code" href="structComplex.html#a84f5439aad0ef495efdd3b4c1c02d27e">imag</a> = expecIm;</div>
<div class="line"><a name="l03839"></a><span class="lineno"> 3839</span>  <span class="keywordflow">return</span> expecVal;</div>
<div class="line"><a name="l03840"></a><span class="lineno"> 3840</span> }</div>
</div><!-- fragment -->
<p class="reference">References <a class="el" href="QuEST_8h_source.html#l00217">Qureg::chunkId</a>, <a class="el" href="QuEST_8h_source.html#l00106">Complex::imag</a>, <a class="el" href="QuEST_8h_source.html#l00191">DiagonalOp::imag</a>, <a class="el" href="QuEST_8h_source.html#l00213">Qureg::numAmpsPerChunk</a>, <a class="el" href="QuEST_8h_source.html#l00208">Qureg::numQubitsRepresented</a>, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>, <a class="el" href="QuEST_8h_source.html#l00105">Complex::real</a>, <a class="el" href="QuEST_8h_source.html#l00189">DiagonalOp::real</a>, and <a class="el" href="QuEST_8h_source.html#l00222">Qureg::stateVec</a>.</p>
<p class="reference">Referenced by <a class="el" href="QuEST__cpu__distributed_8c_source.html#l01541">densmatr_calcExpecDiagonalOp()</a>.</p>
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<a id="a7772f97cb4d92a9825bf3b7c82c3230c"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a7772f97cb4d92a9825bf3b7c82c3230c">◆ </a></span>densmatr_calcFidelityLocal()</h2>
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<td class="memname"><a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> densmatr_calcFidelityLocal </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structQureg.html">Qureg</a> </td>
<td class="paramname"><em>qureg</em>, </td>
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<td class="paramtype"><a class="el" href="structQureg.html">Qureg</a> </td>
<td class="paramname"><em>pureState</em> </td>
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<p>computes a few dens-columns-worth of (vec^*T) dens * vec </p>
<p class="definition">Definition at line <a class="el" href="QuEST__cpu_8c_source.html#l00990">990</a> of file <a class="el" href="QuEST__cpu_8c_source.html">QuEST_cpu.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00990"></a><span class="lineno"> 990</span>  {</div>
<div class="line"><a name="l00991"></a><span class="lineno"> 991</span>  </div>
<div class="line"><a name="l00992"></a><span class="lineno"> 992</span>  <span class="comment">/* Here, elements of pureState are not accessed (instead grabbed from qureg.pair).</span></div>
<div class="line"><a name="l00993"></a><span class="lineno"> 993</span> <span class="comment"> * We only consult the attributes.</span></div>
<div class="line"><a name="l00994"></a><span class="lineno"> 994</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00995"></a><span class="lineno"> 995</span> <span class="comment"> * qureg is a density matrix, and pureState is a statevector.</span></div>
<div class="line"><a name="l00996"></a><span class="lineno"> 996</span> <span class="comment"> * Every node contains as many columns of qureg as amps by pureState.</span></div>
<div class="line"><a name="l00997"></a><span class="lineno"> 997</span> <span class="comment"> * (each node contains an integer, exponent-of-2 number of whole columns of qureg)</span></div>
<div class="line"><a name="l00998"></a><span class="lineno"> 998</span> <span class="comment"> * Ergo, this node contains columns:</span></div>
<div class="line"><a name="l00999"></a><span class="lineno"> 999</span> <span class="comment"> * qureg.chunkID * pureState.numAmpsPerChunk to</span></div>
<div class="line"><a name="l01000"></a><span class="lineno"> 1000</span> <span class="comment"> * (qureg.chunkID + 1) * pureState.numAmpsPerChunk</span></div>
<div class="line"><a name="l01001"></a><span class="lineno"> 1001</span> <span class="comment"> *</span></div>
<div class="line"><a name="l01002"></a><span class="lineno"> 1002</span> <span class="comment"> * The first pureState.numAmpsTotal elements of qureg.pairStateVec are the</span></div>
<div class="line"><a name="l01003"></a><span class="lineno"> 1003</span> <span class="comment"> * entire pureState state-vector</span></div>
<div class="line"><a name="l01004"></a><span class="lineno"> 1004</span> <span class="comment"> */</span></div>
<div class="line"><a name="l01005"></a><span class="lineno"> 1005</span>  </div>
<div class="line"><a name="l01006"></a><span class="lineno"> 1006</span>  <span class="comment">// unpack everything for OPENMP</span></div>
<div class="line"><a name="l01007"></a><span class="lineno"> 1007</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>* vecRe = qureg.<a class="code" href="structQureg.html#aba97773694870ef35e378c036f486bb7">pairStateVec</a>.real;</div>
<div class="line"><a name="l01008"></a><span class="lineno"> 1008</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>* vecIm = qureg.<a class="code" href="structQureg.html#aba97773694870ef35e378c036f486bb7">pairStateVec</a>.imag;</div>
<div class="line"><a name="l01009"></a><span class="lineno"> 1009</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>* densRe = qureg.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.real;</div>
<div class="line"><a name="l01010"></a><span class="lineno"> 1010</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>* densIm = qureg.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.imag;</div>
<div class="line"><a name="l01011"></a><span class="lineno"> 1011</span>  </div>
<div class="line"><a name="l01012"></a><span class="lineno"> 1012</span>  <span class="keywordtype">int</span> row, col;</div>
<div class="line"><a name="l01013"></a><span class="lineno"> 1013</span>  <span class="keywordtype">int</span> dim = (int) pureState.<a class="code" href="structQureg.html#adef4935cac95763c29164cf99b144ed4">numAmpsTotal</a>; </div>
<div class="line"><a name="l01014"></a><span class="lineno"> 1014</span>  <span class="keywordtype">int</span> colsPerNode = (<span class="keywordtype">int</span>) pureState.<a class="code" href="structQureg.html#ab0ea0358482b62f43fdd781469607d97">numAmpsPerChunk</a>;</div>
<div class="line"><a name="l01015"></a><span class="lineno"> 1015</span>  <span class="comment">// using only int, because density matrix has squared as many amps so its </span></div>
<div class="line"><a name="l01016"></a><span class="lineno"> 1016</span>  <span class="comment">// iteration would be impossible if the pureStates numAmpsTotal didn't fit into int</span></div>
<div class="line"><a name="l01017"></a><span class="lineno"> 1017</span>  </div>
<div class="line"><a name="l01018"></a><span class="lineno"> 1018</span>  <span class="comment">// starting GLOBAL column index of the qureg columns on this node</span></div>
<div class="line"><a name="l01019"></a><span class="lineno"> 1019</span>  <span class="keywordtype">int</span> startCol = (int) (qureg.<a class="code" href="structQureg.html#ac2929e681d3d95591c18cf168dbbe4f0">chunkId</a> * pureState.<a class="code" href="structQureg.html#ab0ea0358482b62f43fdd781469607d97">numAmpsPerChunk</a>);</div>
<div class="line"><a name="l01020"></a><span class="lineno"> 1020</span>  </div>
<div class="line"><a name="l01021"></a><span class="lineno"> 1021</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> densElemRe, densElemIm;</div>
<div class="line"><a name="l01022"></a><span class="lineno"> 1022</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> prefacRe, prefacIm;</div>
<div class="line"><a name="l01023"></a><span class="lineno"> 1023</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> rowSumRe, rowSumIm;</div>
<div class="line"><a name="l01024"></a><span class="lineno"> 1024</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> vecElemRe, vecElemIm;</div>
<div class="line"><a name="l01025"></a><span class="lineno"> 1025</span>  </div>
<div class="line"><a name="l01026"></a><span class="lineno"> 1026</span>  <span class="comment">// quantity computed by this node</span></div>
<div class="line"><a name="l01027"></a><span class="lineno"> 1027</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> globalSumRe = 0; <span class="comment">// imag-component is assumed zero</span></div>
<div class="line"><a name="l01028"></a><span class="lineno"> 1028</span>  </div>
<div class="line"><a name="l01029"></a><span class="lineno"> 1029</span> <span class="preprocessor"># ifdef _OPENMP</span></div>
<div class="line"><a name="l01030"></a><span class="lineno"> 1030</span> <span class="preprocessor"># pragma omp parallel \</span></div>
<div class="line"><a name="l01031"></a><span class="lineno"> 1031</span> <span class="preprocessor"> shared (vecRe,vecIm,densRe,densIm, dim,colsPerNode,startCol) \</span></div>
<div class="line"><a name="l01032"></a><span class="lineno"> 1032</span> <span class="preprocessor"> private (row,col, prefacRe,prefacIm, rowSumRe,rowSumIm, densElemRe,densElemIm, vecElemRe,vecElemIm) \</span></div>
<div class="line"><a name="l01033"></a><span class="lineno"> 1033</span> <span class="preprocessor"> reduction ( +:globalSumRe )</span></div>
<div class="line"><a name="l01034"></a><span class="lineno"> 1034</span> <span class="preprocessor"># endif </span></div>
<div class="line"><a name="l01035"></a><span class="lineno"> 1035</span>  {</div>
<div class="line"><a name="l01036"></a><span class="lineno"> 1036</span> <span class="preprocessor"># ifdef _OPENMP</span></div>
<div class="line"><a name="l01037"></a><span class="lineno"> 1037</span> <span class="preprocessor"># pragma omp for schedule (static)</span></div>
<div class="line"><a name="l01038"></a><span class="lineno"> 1038</span> <span class="preprocessor"># endif</span></div>
<div class="line"><a name="l01039"></a><span class="lineno"> 1039</span>  <span class="comment">// indices of my GLOBAL row</span></div>
<div class="line"><a name="l01040"></a><span class="lineno"> 1040</span>  <span class="keywordflow">for</span> (row=0; row < dim; row++) {</div>
<div class="line"><a name="l01041"></a><span class="lineno"> 1041</span>  </div>
<div class="line"><a name="l01042"></a><span class="lineno"> 1042</span>  <span class="comment">// single element of conj(pureState)</span></div>
<div class="line"><a name="l01043"></a><span class="lineno"> 1043</span>  prefacRe = vecRe[row];</div>
<div class="line"><a name="l01044"></a><span class="lineno"> 1044</span>  prefacIm = - vecIm[row];</div>
<div class="line"><a name="l01045"></a><span class="lineno"> 1045</span>  </div>
<div class="line"><a name="l01046"></a><span class="lineno"> 1046</span>  rowSumRe = 0;</div>
<div class="line"><a name="l01047"></a><span class="lineno"> 1047</span>  rowSumIm = 0;</div>
<div class="line"><a name="l01048"></a><span class="lineno"> 1048</span>  </div>
<div class="line"><a name="l01049"></a><span class="lineno"> 1049</span>  <span class="comment">// indices of my LOCAL column</span></div>
<div class="line"><a name="l01050"></a><span class="lineno"> 1050</span>  <span class="keywordflow">for</span> (col=0; col < colsPerNode; col++) {</div>
<div class="line"><a name="l01051"></a><span class="lineno"> 1051</span>  </div>
<div class="line"><a name="l01052"></a><span class="lineno"> 1052</span>  <span class="comment">// my local density element</span></div>
<div class="line"><a name="l01053"></a><span class="lineno"> 1053</span>  densElemRe = densRe[row + dim*col];</div>
<div class="line"><a name="l01054"></a><span class="lineno"> 1054</span>  densElemIm = densIm[row + dim*col];</div>
<div class="line"><a name="l01055"></a><span class="lineno"> 1055</span>  </div>
<div class="line"><a name="l01056"></a><span class="lineno"> 1056</span>  <span class="comment">// state-vector element</span></div>
<div class="line"><a name="l01057"></a><span class="lineno"> 1057</span>  vecElemRe = vecRe[startCol + col];</div>
<div class="line"><a name="l01058"></a><span class="lineno"> 1058</span>  vecElemIm = vecIm[startCol + col];</div>
<div class="line"><a name="l01059"></a><span class="lineno"> 1059</span>  </div>
<div class="line"><a name="l01060"></a><span class="lineno"> 1060</span>  rowSumRe += densElemRe*vecElemRe - densElemIm*vecElemIm;</div>
<div class="line"><a name="l01061"></a><span class="lineno"> 1061</span>  rowSumIm += densElemRe*vecElemIm + densElemIm*vecElemRe;</div>
<div class="line"><a name="l01062"></a><span class="lineno"> 1062</span>  }</div>
<div class="line"><a name="l01063"></a><span class="lineno"> 1063</span>  </div>
<div class="line"><a name="l01064"></a><span class="lineno"> 1064</span>  globalSumRe += rowSumRe*prefacRe - rowSumIm*prefacIm; </div>
<div class="line"><a name="l01065"></a><span class="lineno"> 1065</span>  }</div>
<div class="line"><a name="l01066"></a><span class="lineno"> 1066</span>  }</div>
<div class="line"><a name="l01067"></a><span class="lineno"> 1067</span>  </div>
<div class="line"><a name="l01068"></a><span class="lineno"> 1068</span>  <span class="keywordflow">return</span> globalSumRe;</div>
<div class="line"><a name="l01069"></a><span class="lineno"> 1069</span> }</div>
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<p class="reference">References <a class="el" href="QuEST_8h_source.html#l00217">Qureg::chunkId</a>, <a class="el" href="QuEST_8h_source.html#l00213">Qureg::numAmpsPerChunk</a>, <a class="el" href="QuEST_8h_source.html#l00215">Qureg::numAmpsTotal</a>, <a class="el" href="QuEST_8h_source.html#l00224">Qureg::pairStateVec</a>, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>, and <a class="el" href="QuEST_8h_source.html#l00222">Qureg::stateVec</a>.</p>
<p class="reference">Referenced by <a class="el" href="QuEST__cpu__distributed_8c_source.html#l00415">densmatr_calcFidelity()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a939897137596bb73ad7a028d0beaaa10">◆ </a></span>densmatr_calcHilbertSchmidtDistanceSquaredLocal()</h2>
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<td class="memname"><a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> densmatr_calcHilbertSchmidtDistanceSquaredLocal </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structQureg.html">Qureg</a> </td>
<td class="paramname"><em>a</em>, </td>
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<td class="paramtype"><a class="el" href="structQureg.html">Qureg</a> </td>
<td class="paramname"><em>b</em> </td>
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<p>computes Tr((a-b) conjTrans(a-b)) = sum of abs values of (a-b) </p>
<p class="definition">Definition at line <a class="el" href="QuEST__cpu_8c_source.html#l00923">923</a> of file <a class="el" href="QuEST__cpu_8c_source.html">QuEST_cpu.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00923"></a><span class="lineno"> 923</span>  {</div>
<div class="line"><a name="l00924"></a><span class="lineno"> 924</span>  </div>
<div class="line"><a name="l00925"></a><span class="lineno"> 925</span>  <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> index;</div>
<div class="line"><a name="l00926"></a><span class="lineno"> 926</span>  <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> numAmps = a.<a class="code" href="structQureg.html#ab0ea0358482b62f43fdd781469607d97">numAmpsPerChunk</a>;</div>
<div class="line"><a name="l00927"></a><span class="lineno"> 927</span>  </div>
<div class="line"><a name="l00928"></a><span class="lineno"> 928</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> *aRe = a.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.real;</div>
<div class="line"><a name="l00929"></a><span class="lineno"> 929</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> *aIm = a.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.imag;</div>
<div class="line"><a name="l00930"></a><span class="lineno"> 930</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> *bRe = b.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.real;</div>
<div class="line"><a name="l00931"></a><span class="lineno"> 931</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> *bIm = b.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.imag;</div>
<div class="line"><a name="l00932"></a><span class="lineno"> 932</span>  </div>
<div class="line"><a name="l00933"></a><span class="lineno"> 933</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> trace = 0;</div>
<div class="line"><a name="l00934"></a><span class="lineno"> 934</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> difRe, difIm;</div>
<div class="line"><a name="l00935"></a><span class="lineno"> 935</span>  </div>
<div class="line"><a name="l00936"></a><span class="lineno"> 936</span> <span class="preprocessor"># ifdef _OPENMP</span></div>
<div class="line"><a name="l00937"></a><span class="lineno"> 937</span> <span class="preprocessor"># pragma omp parallel \</span></div>
<div class="line"><a name="l00938"></a><span class="lineno"> 938</span> <span class="preprocessor"> shared (aRe,aIm, bRe,bIm, numAmps) \</span></div>
<div class="line"><a name="l00939"></a><span class="lineno"> 939</span> <span class="preprocessor"> private (index,difRe,difIm) \</span></div>
<div class="line"><a name="l00940"></a><span class="lineno"> 940</span> <span class="preprocessor"> reduction ( +:trace )</span></div>
<div class="line"><a name="l00941"></a><span class="lineno"> 941</span> <span class="preprocessor"># endif </span></div>
<div class="line"><a name="l00942"></a><span class="lineno"> 942</span>  {</div>
<div class="line"><a name="l00943"></a><span class="lineno"> 943</span> <span class="preprocessor"># ifdef _OPENMP</span></div>
<div class="line"><a name="l00944"></a><span class="lineno"> 944</span> <span class="preprocessor"># pragma omp for schedule (static)</span></div>
<div class="line"><a name="l00945"></a><span class="lineno"> 945</span> <span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00946"></a><span class="lineno"> 946</span>  <span class="keywordflow">for</span> (index=0LL; index<numAmps; index++) {</div>
<div class="line"><a name="l00947"></a><span class="lineno"> 947</span>  </div>
<div class="line"><a name="l00948"></a><span class="lineno"> 948</span>  difRe = aRe[index] - bRe[index];</div>
<div class="line"><a name="l00949"></a><span class="lineno"> 949</span>  difIm = aIm[index] - bIm[index];</div>
<div class="line"><a name="l00950"></a><span class="lineno"> 950</span>  trace += difRe*difRe + difIm*difIm;</div>
<div class="line"><a name="l00951"></a><span class="lineno"> 951</span>  }</div>
<div class="line"><a name="l00952"></a><span class="lineno"> 952</span>  }</div>
<div class="line"><a name="l00953"></a><span class="lineno"> 953</span>  </div>
<div class="line"><a name="l00954"></a><span class="lineno"> 954</span>  <span class="keywordflow">return</span> trace;</div>
<div class="line"><a name="l00955"></a><span class="lineno"> 955</span> }</div>
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<p class="reference">References <a class="el" href="QuEST_8h_source.html#l00213">Qureg::numAmpsPerChunk</a>, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>, and <a class="el" href="QuEST_8h_source.html#l00222">Qureg::stateVec</a>.</p>
<p class="reference">Referenced by <a class="el" href="QuEST__cpu__distributed_8c_source.html#l00430">densmatr_calcHilbertSchmidtDistance()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a08392b1b27d10e3b8a8648a5afeaa629">◆ </a></span>densmatr_calcInnerProductLocal()</h2>
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<td class="memname"><a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> densmatr_calcInnerProductLocal </td>
<td>(</td>
<td class="paramtype"><a class="el" href="structQureg.html">Qureg</a> </td>
<td class="paramname"><em>a</em>, </td>
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<p>computes Tr(conjTrans(a) b) = sum of (a_ij^* b_ij) </p>
<p class="definition">Definition at line <a class="el" href="QuEST__cpu_8c_source.html#l00958">958</a> of file <a class="el" href="QuEST__cpu_8c_source.html">QuEST_cpu.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00958"></a><span class="lineno"> 958</span>  {</div>
<div class="line"><a name="l00959"></a><span class="lineno"> 959</span>  </div>
<div class="line"><a name="l00960"></a><span class="lineno"> 960</span>  <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> index;</div>
<div class="line"><a name="l00961"></a><span class="lineno"> 961</span>  <span class="keywordtype">long</span> <span class="keywordtype">long</span> <span class="keywordtype">int</span> numAmps = a.<a class="code" href="structQureg.html#ab0ea0358482b62f43fdd781469607d97">numAmpsPerChunk</a>;</div>
<div class="line"><a name="l00962"></a><span class="lineno"> 962</span>  </div>
<div class="line"><a name="l00963"></a><span class="lineno"> 963</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> *aRe = a.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.real;</div>
<div class="line"><a name="l00964"></a><span class="lineno"> 964</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> *aIm = a.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.imag;</div>
<div class="line"><a name="l00965"></a><span class="lineno"> 965</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> *bRe = b.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.real;</div>
<div class="line"><a name="l00966"></a><span class="lineno"> 966</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> *bIm = b.<a class="code" href="structQureg.html#a441e4cacef6bd17adb9813c7442d42fe">stateVec</a>.imag;</div>
<div class="line"><a name="l00967"></a><span class="lineno"> 967</span>  </div>
<div class="line"><a name="l00968"></a><span class="lineno"> 968</span>  <a class="code" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> trace = 0;</div>
<div class="line"><a name="l00969"></a><span class="lineno"> 969</span>  </div>
<div class="line"><a name="l00970"></a><span class="lineno"> 970</span> <span class="preprocessor"># ifdef _OPENMP</span></div>
<div class="line"><a name="l00971"></a><span class="lineno"> 971</span> <span class="preprocessor"># pragma omp parallel \</span></div>
<div class="line"><a name="l00972"></a><span class="lineno"> 972</span> <span class="preprocessor"> shared (aRe,aIm, bRe,bIm, numAmps) \</span></div>
<div class="line"><a name="l00973"></a><span class="lineno"> 973</span> <span class="preprocessor"> private (index) \</span></div>
<div class="line"><a name="l00974"></a><span class="lineno"> 974</span> <span class="preprocessor"> reduction ( +:trace )</span></div>
<div class="line"><a name="l00975"></a><span class="lineno"> 975</span> <span class="preprocessor"># endif </span></div>
<div class="line"><a name="l00976"></a><span class="lineno"> 976</span>  {</div>
<div class="line"><a name="l00977"></a><span class="lineno"> 977</span> <span class="preprocessor"># ifdef _OPENMP</span></div>
<div class="line"><a name="l00978"></a><span class="lineno"> 978</span> <span class="preprocessor"># pragma omp for schedule (static)</span></div>
<div class="line"><a name="l00979"></a><span class="lineno"> 979</span> <span class="preprocessor"># endif</span></div>
<div class="line"><a name="l00980"></a><span class="lineno"> 980</span>  <span class="keywordflow">for</span> (index=0LL; index<numAmps; index++) {</div>
<div class="line"><a name="l00981"></a><span class="lineno"> 981</span>  trace += aRe[index]*bRe[index] + aIm[index]*bIm[index];</div>
<div class="line"><a name="l00982"></a><span class="lineno"> 982</span>  }</div>
<div class="line"><a name="l00983"></a><span class="lineno"> 983</span>  }</div>
<div class="line"><a name="l00984"></a><span class="lineno"> 984</span>  </div>
<div class="line"><a name="l00985"></a><span class="lineno"> 985</span>  <span class="keywordflow">return</span> trace;</div>
<div class="line"><a name="l00986"></a><span class="lineno"> 986</span> }</div>
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<p class="reference">References <a class="el" href="QuEST_8h_source.html#l00213">Qureg::numAmpsPerChunk</a>, <a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a>, and <a class="el" href="QuEST_8h_source.html#l00222">Qureg::stateVec</a>.</p>
<p class="reference">Referenced by <a class="el" href="QuEST__cpu__distributed_8c_source.html#l00441">densmatr_calcInnerProduct()</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#af910c7cf2b85bdc2c399cfe8dbfb8b9c">◆ </a></span>densmatr_calcPurityLocal()</h2>
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<td class="memname"><a class="el" href="group__type.html#ga7740e349b4f8bae6451547680f0ce2d6">qreal</a> densmatr_calcPurityLocal </td>
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<p class="definition">Definition at line <a class="el" href="QuEST__cpu_8c_source.html#l00861">861</a> of file <a class="el" href="QuEST__cpu_8c_source.html">QuEST_cpu.c</a>.</p>
<div class="fragment"><div class="line"><a name="l00861"></a><span class="lineno"> 861</span>  {</div>
<div class="line"><a name="l00862"></a><span class="lineno"> 862</span>  </div>
<div class="line"><a name="l00863"></a><span class="lineno"> 863</span>  <span class="comment">/* sum of qureg^2, which is sum_i |qureg[i]|^2 */</span></div>