Function rightapplyDiagMatrPower

quest/src/api/multiplication.cpp:260–270

}

void rightapplyDiagMatrPower(Qureg qureg, int* targets, int numTargets, DiagMatr matrix, qcomp exponent) {
    validate_quregFields(qureg, __func__);
    validate_quregIsDensityMatrix(qureg, __func__);
    validate_targets(qureg, targets, numTargets, __func__);
    validate_matrixDimMatchesTargets(matrix, numTargets, __func__); // also validates fields and is-sync, but not unitarity
    validate_matrixExpIsNonDiverging(matrix, exponent, __func__); // harmlessly re-validates fields and is-sync

    bool conj = false;
    auto qubits = util_getBraQubits(util_getVector(targets, numTargets), qureg);
    localiser_statevec_anyCtrlAnyTargDiagMatr(qureg, {}, {}, qubits, matrix, exponent, conj);
}

} // end de-mangler