apply_trapezoid()

void MayaFlux::Kinesis::Discrete::apply_trapezoid ( std::span< double >  data, size_t  fade_len  )

noexcept

Apply a trapezoid taper in-place without materialising coefficients.

Parameters

data	Target span (modified in place)
fade_len	Ramp length in samples at each end

Definition at line 122 of file Taper.cpp.

{
    const size_t n = data.size();
    if (n == 0)
        return;
    const size_t ramp = std::min(fade_len, n / 2);
    for (size_t i = 0; i < ramp; ++i) {
        const double r = static_cast<double>(i) / static_cast<double>(ramp);
        data[i] *= r;
        data[n - 1 - i] *= r;
    }
}