small improvement for limitSampleDynamics
support the case when only attackTime XOR decayTime is defined
This commit is contained in:
parent
72770e5809
commit
8acb44b202
@ -683,21 +683,24 @@ class AudioReactive : public Usermod {
|
||||
// effects: Gravimeter, Gravcenter, Gravcentric, Noisefire, Plasmoid, Freqpixels, Freqwave, Gravfreq, (2D Swirl, 2D Waverly)
|
||||
void limitSampleDynamics(void) {
|
||||
#ifdef SOUND_DYNAMICS_LIMITER
|
||||
const float bigChange = 196; // just a representative number - a large, expected sample value
|
||||
const float bigChange = 196; // just a representative number - a large, expected sample value
|
||||
static unsigned long last_time = 0;
|
||||
static float last_volumeSmth = 0.0f;
|
||||
|
||||
if ((attackTime > 0) && (decayTime > 0)) { // only change volume if user has defined attack>0 and decay>0
|
||||
long delta_time = millis() - last_time;
|
||||
delta_time = constrain(delta_time , 1, 1000); // below 1ms -> 1ms; above 1sec -> sily lil hick-up
|
||||
float maxAttack = bigChange * float(delta_time) / float(attackTime);
|
||||
float maxDecay = - bigChange * float(delta_time) / float(decayTime);
|
||||
long delta_time = millis() - last_time;
|
||||
delta_time = constrain(delta_time , 1, 1000); // below 1ms -> 1ms; above 1sec -> sily lil hick-up
|
||||
float deltaSample = volumeSmth - last_volumeSmth;
|
||||
|
||||
float deltaSample = volumeSmth - last_volumeSmth;
|
||||
if (attackTime > 0) { // user has defined attack time > 0
|
||||
float maxAttack = bigChange * float(delta_time) / float(attackTime);
|
||||
if (deltaSample > maxAttack) deltaSample = maxAttack;
|
||||
if (deltaSample < maxDecay) deltaSample = maxDecay;
|
||||
volumeSmth = last_volumeSmth + deltaSample;
|
||||
}
|
||||
if (decayTime > 0) { // user has defined decay time > 0
|
||||
float maxDecay = - bigChange * float(delta_time) / float(decayTime);
|
||||
if (deltaSample < maxDecay) deltaSample = maxDecay;
|
||||
}
|
||||
|
||||
volumeSmth = last_volumeSmth + deltaSample;
|
||||
|
||||
last_volumeSmth = volumeSmth;
|
||||
last_time = millis();
|
||||
|
Loading…
Reference in New Issue
Block a user