apply_hann()

MAYAFLUX_API void MayaFlux::Kinesis::Discrete::apply_hann ( std::span< double >  data )

noexcept

Apply a Hann taper in-place without materialising coefficients.

Parameters

data	Target span (modified in place)

Definition at line 90 of file Taper.cpp.

{
    const size_t n = data.size();
    if (n <= 1)
        return;
    const double scale = std::numbers::pi * 2.0 / static_cast<double>(n - 1);
    for (size_t i = 0; i < n; ++i)
        data[i] *= 0.5 * (1.0 - std::cos(scale * static_cast<double>(i)));
}

References scale.