sigmoid()

ScalarField MayaFlux::Kinesis::sigmoid ( float  k, float  midpoint = 0.0F  )

inline

Sigmoid: 1 / (1 + e^(-k * (x - midpoint)))

Parameters

k	Steepness
midpoint	Centre of the transition

Returns

ScalarField: float -> float

Definition at line 128 of file TendencyFactories.hpp.

{
    return { .fn = [k, midpoint](const float& x) -> float {
        return 1.0F / (1.0F + std::exp(-k * (x - midpoint)));
    } };
}

References MayaFlux::Kinesis::Tendency< D, R >::fn.