Function printMatrixHeader

quest/src/core/printer.cpp:1417–1429

template <class T>
void printMatrixHeader(T matr, size_t numBytes) {

    bool isDiag = ! util_isDenseMatrixType<T>();
    bool isGpu = util_isGpuAcceleratedMatrix(matr);
    bool isDistrib = util_isDistributedMatrix(matr);
    int numNodes = (isDistrib)? comm_getNumNodes() : 1;

    // print e.g. FullStateDiagMatr (8 qubits, 256 qcomps over 4 nodes, 1056 bytes per GPU):
    printHeader(util_getMatrixTypeName<T>(), {
        getNumQubitsStr(matr.numQubits), 
        getNumMatrixElemsStr(util_getMatrixDim(matr), isDiag, numNodes),
        getMemoryCostsStr(numBytes, isDistrib, isGpu)});
}

void print_header(CompMatr1 m, size_t numBytes) { printMatrixHeader(m, numBytes); }
void print_header(CompMatr2 m, size_t numBytes) { printMatrixHeader(m, numBytes); }