Function leftapplyFullStateDiagMatr

quest/src/api/multiplication.cpp:292–298

extern "C" {

void leftapplyFullStateDiagMatr(Qureg qureg, FullStateDiagMatr matrix) {
    validate_quregFields(qureg, __func__);
    validate_matrixFields(matrix, __func__);
    validate_matrixAndQuregAreCompatible(matrix, qureg, false, __func__); // matrix can be non-unitary

    leftapplyFullStateDiagMatrPower(qureg, matrix, 1); // harmlessly re-validates
}

void leftapplyFullStateDiagMatrPower(Qureg qureg, FullStateDiagMatr matrix, qcomp exponent) {
    validate_quregFields(qureg, __func__);