TABSMDCalcMethod2.H

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{
    // Calculation of the mean radius based on SMR rs. Coefficient
    // factorGamma depends on nExp.
    scalar factorGamma = 1.;
    scalar delta = rs/factorGamma;
 
    scalar minValue = min(d/2.0, 0.04*rs);
    scalar maxValue = rs*4.0;
 
    scalar range = maxValue - minValue;
 
    if (maxValue - minValue < small)
    {
        minValue = d/20.0;
        maxValue = d;
    }
 
    scalar nExp = 3.5;
    FixedList<scalar, 100> rrd;
 
    scalar probFactorMin = exp(-pow(minValue/delta, nExp));
    scalar probFactorMax = exp(-pow(maxValue/delta, nExp));
    scalar probFactor = 1./(probFactorMin - probFactorMax);
 
    forAll(rrd, n)
    {
        scalar xx = minValue + range*n/100;
        rrd[n] = (probFactorMin - exp(-pow(xx/delta, nExp)))*probFactor;
    }
 
    label n = 0;
    bool found = false;
    scalar random = rndGen.sample01<scalar>();
 
    while (!found && (n<100))
    {
        if (rrd[n] > random)
        {
            found = true;
        }
        n++;
 
    }
 
    rNew = minValue + range*(n - 0.5)/100.0;
}