template<typename T >

void displayStats	(	vector< char > &	array,
		ostream &	out
	)

Definition at line 806 of file fitsdump.cc.

References FitsDumper::DumpStats(), and i.

{
    const size_t numElems = array.size()/sizeof(T);
    if (numElems == 0)
    {
        out << "Min: -\nMax: -\nMed: -\nAvg: -\nRms: -" << endl;
        return;
    }

    T *val = reinterpret_cast<T*>(array.data());

    sort(val, val+numElems);

    out << "Min: " << double(val[0]) << '\n';
    out << "Max: " << double(val[numElems-1]) << '\n';

    if (numElems%2 == 0)
        out << "Med: " << (double(val[numElems/2-1]) + double(val[numElems/2]))/2 << '\n';
    else
        out << "Med: " << double(val[numElems/2]) << '\n';

    long double avg = 0;
    long double rms = 0;
    for (uint32_t i=0;i<numElems;i++)
    {
        const long double v = val[i];
        avg += v;
        rms += v*v;
    }

    avg /= numElems;
    rms /= numElems;
    rms -= avg*avg;
    rms  = rms<0 ? 0 : sqrt(rms);


    out << "Avg: " << avg << '\n';
    out << "Rms: " << rms << endl;
}

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