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beat_detect: use get_sample() 

Signed-off-by: Thomas Schmid <tom@lfence.de>
This commit is contained in:
Thomas 2022-06-19 12:28:09 +02:00
parent b3ce3e0169
commit ea9aa04022
1 changed files with 2 additions and 8 deletions
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10
firmware/src/beat_detect.cpp
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@ -35,8 +35,6 @@ static float angle2;
static float pos_target = NUM_LEDS / 2;
static float pos_target_filtered = NUM_LEDS / 2;
static float microphone_offset = 1900;
static long initial_time;
static int active = 15;
@ -85,17 +83,13 @@ void setup()
}
void loop()
{
int sample = int(analogRead(MIC_PIN) - microphone_offset);
energy += abs(sample) * abs(sample);
float sample = get_sample();
energy += std::abs(sample) * std::abs(sample);
n_samples++;
if (micros() - last_us_bp > sampling_period_bp)
{
Serial.println(n_samples);
n_samples = 0;
microphone_offset += (analogRead(MIC_PIN) - microphone_offset) * 0.001;
last_us_bp += sampling_period_bp;
//energy_fil += (energy - energy_fil) * 0.01;