Function generateSine

tests/profile/fft_cq_compare.cpp:79–87

Generate a pure sine wave at a specific frequency

// Generate a pure sine wave at a specific frequency
static void generateSine(fl::vector<fl::i16> &buf, int samples,
                         int sampleRate, float freq) {
    buf.resize(samples);
    for (int i = 0; i < samples; i++) {
        float t = static_cast<float>(i) / static_cast<float>(sampleRate);
        float s = fl::sinf(2.0f * static_cast<float>(FL_M_PI) * freq * t);
        buf[i] = static_cast<fl::i16>(s * 30000.0f);
    }
}

struct BenchResult {
    const char *name;