Function comm_receiveArrayToBuffer

quest/src/comm/comm_routines.cpp:544–557

void comm_receiveArrayToBuffer(Qureg qureg, qindex numElems, int pairRank) {

    auto [sendInd, recvInd] = getSubBufferSendRecvInds(qureg);

    assert_commBoundsAreValid(qureg, sendInd, recvInd, numElems);
    assert_bufferSendRecvDoesNotOverlap(sendInd, recvInd, numElems);
    assert_commQuregIsDistributed(qureg);
    assert_pairRankIsDistinct(qureg, pairRank);

    if (qureg.isGpuAccelerated)
        receiveArrayToGpuBuffer(qureg, numElems, pairRank);
    else
        receiveArray(&qureg.cpuCommBuffer[recvInd], numElems, pairRank);
}


void comm_combineAmpsIntoBuffer(Qureg receiver, Qureg sender) {