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trying to make effects respond to changes quicker in fastpath mode

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filter parameter tuning
This commit is contained in:
Frank
2024-07-01 16:37:44 +02:00
parent e98858c751
commit a317af42fc
1 changed files with 15 additions and 1 deletions
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16
usermods/audioreactive/audio_reactive.h
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@@ -239,7 +239,11 @@ const double agcFollowFast[AGC_NUM_PRESETS] = { 1/192.f, 1/128.f, 1/256.f}; //
const double agcFollowSlow[AGC_NUM_PRESETS] = {1/6144.f,1/4096.f,1/8192.f}; // slowly follow setpoint - ~2-15 secs
const double agcControlKp[AGC_NUM_PRESETS] = { 0.6f, 1.5f, 0.65f}; // AGC - PI control, proportional gain parameter
const double agcControlKi[AGC_NUM_PRESETS] = { 1.7f, 1.85f, 1.2f}; // AGC - PI control, integral gain parameter
#if defined(WLEDMM_FASTPATH)
const float agcSampleSmooth[AGC_NUM_PRESETS] = { 1/6.f, 1/5.f, 1/10.f}; // smoothing factor for sampleAgc (use rawSampleAgc if you want the non-smoothed value)
#else
const float agcSampleSmooth[AGC_NUM_PRESETS] = { 1/12.f, 1/6.f, 1/16.f}; // smoothing factor for sampleAgc (use rawSampleAgc if you want the non-smoothed value)
#endif
// AGC presets end
static AudioSource *audioSource = nullptr;
@@ -594,7 +598,9 @@ void FFTcode(void * parameter)
#if defined(WLEDMM_FASTPATH) && !defined(CONFIG_IDF_TARGET_ESP32S2) && !defined(CONFIG_IDF_TARGET_ESP32C3) && defined(ARDUINO_ARCH_ESP32)
// experimental - be nice to LED update task (trying to avoid flickering) - dual core only
if (strip.isServicing()) delay(2);
#if FFTTASK_PRIORITY > 1
if (strip.isServicing()) delay(1);
#endif
#endif
// normal mode: filter everything
@@ -1364,7 +1370,11 @@ class AudioReactive : public Usermod {
// update global vars ONCE - multAgc, sampleAGC, rawSampleAgc
multAgc = multAgcTemp;
#if defined(WLEDMM_FASTPATH)
rawSampleAgc = 0.65f * tmpAgc + 0.35f * (float)rawSampleAgc;
#else
rawSampleAgc = 0.8f * tmpAgc + 0.2f * (float)rawSampleAgc;
#endif
// update smoothed AGC sample
if (fabsf(tmpAgc) < 1.0f)
sampleAgc = 0.5f * tmpAgc + 0.5f * sampleAgc; // fast path to zero
@@ -1483,7 +1493,11 @@ class AudioReactive : public Usermod {
}
if (sampleMax < 0.5f) sampleMax = 0.0f;
#if defined(WLEDMM_FASTPATH)
sampleAvg = ((sampleAvg * 7.0f) + sampleAdj) / 8.0f; // make reactions a bit more "crisp" in fastpath mode
#else
sampleAvg = ((sampleAvg * 15.0f) + sampleAdj) / 16.0f; // Smooth it out over the last 16 samples.
#endif
sampleAvg = fabsf(sampleAvg); // make sure we have a positive value
} // getSample()