// return per-kerbal variance, in the range [1-variance,1+variance]
static double Variance(ProtoCrewMember c, double variance)
{
// get a value in [0..1] range associated with a kerbal
double k = (double)Lib.Hash32(c.name.Replace(" Kerman", "")) / (double)UInt32.MaxValue;
// move in [-1..+1] range
k = k * 2.0 - 1.0;
// return kerbal-specific variance in range [1-n .. 1+n]
return(1.0 + variance * k);
}
// return per-kerbal variance, in the range [1-variance,1+variance]
static double Variance(String name, ProtoCrewMember c, double variance)
{
// get a value in [0..1] range associated with a kerbal
// we want this to be pseudo-random, so don't just add/multiply the two values, that would be too predictable
// also add the process name. a kerbal that eats a lot shouldn't necessarily drink a lot, too
double k = (double)Lib.Hash32(name + c.courage.ToString() + c.stupidity.ToString()) / (double)UInt32.MaxValue;
// move in [-1..+1] range
k = k * 2.0 - 1.0;
// return kerbal-specific variance in range [1-n .. 1+n]
return(1.0 + variance * k);
}