| 333 | } |
| 334 | |
| 335 | void Reactive::updateVolumeAndPeak(const Sample& sample) { |
| 336 | // Get PCM data from Sample |
| 337 | const auto& pcmData = sample.pcm(); |
| 338 | if (pcmData.empty()) { |
| 339 | mCurrentData.volume = 0.0f; |
| 340 | mCurrentData.volumeRaw = 0.0f; |
| 341 | mCurrentData.peak = 0.0f; |
| 342 | return; |
| 343 | } |
| 344 | |
| 345 | // Raw volume: simple bounded normalization (no adaptive smoothing) |
| 346 | // 23170 ≈ max RMS of a full-scale 16-bit sine wave (32767 / √2). |
| 347 | // Clamp so clipped/square-wave input stays at 1.0. |
| 348 | float rms = sample.rms(); |
| 349 | float raw = rms / 23170.0f; |
| 350 | mCurrentData.volumeRaw = (raw > 1.0f) ? 1.0f : raw; |
| 351 | |
| 352 | // Normalized volume from Processor's EnergyAnalyzer (adaptive 0.0-1.0). |
| 353 | // mAudioProcessor is guaranteed non-null: ensureAudioProcessor() is called |
| 354 | // in processSample() immediately before this method. |
| 355 | FL_ASSERT(mAudioProcessor, "mAudioProcessor is null — was begin() called before processSample()?"); |
| 356 | mCurrentData.volume = mAudioProcessor->getEnergy(); |
| 357 | |
| 358 | // Peak: simple bounded normalization |
| 359 | float maxSample = 0.0f; |
| 360 | for (fl::i16 pcmSample : pcmData) { |
| 361 | float absSample = (pcmSample < 0) ? -static_cast<float>(pcmSample) : static_cast<float>(pcmSample); |
| 362 | maxSample = (maxSample > absSample) ? maxSample : absSample; |
| 363 | } |
| 364 | mCurrentData.peak = maxSample / 32768.0f; |
| 365 | } |
| 366 | |
| 367 | void Reactive::detectBeat(fl::u32 currentTimeMs) { |
| 368 | // Need minimum time since last beat |