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lets call it syncPulseFilter

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This commit is contained in:
Ahmet Inan 2024-04-15 11:35:05 +02:00
parent 08ef9d5f16
commit 7ad3fa6bd4
1 changed files with 3 additions and 3 deletions
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6
app/src/main/java/xdsopl/robot36/MainActivity.java
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@ -39,7 +39,7 @@ public class MainActivity extends AppCompatActivity {
private TextView status;
private Delay powerDelay;
private SimpleMovingAverage powerAvg;
private ComplexMovingAverage syncAvg;
private ComplexMovingAverage syncPulseFilter;
private ComplexMovingAverage baseBandLowPass;
private Phasor syncPulseOscillator;
private Phasor baseBandOscillator;
@ -67,7 +67,7 @@ public class MainActivity extends AppCompatActivity {
private void processSamples() {
for (float v : recordBuffer) {
baseBand = baseBandLowPass.avg(baseBand.set(v).mul(baseBandOscillator.rotate()));
syncPulse = syncAvg.avg(syncPulse.set(baseBand).mul(syncPulseOscillator.rotate()));
syncPulse = syncPulseFilter.avg(syncPulse.set(baseBand).mul(syncPulseOscillator.rotate()));
float level = powerDelay.push(syncPulse.norm()) / powerAvg.avg(baseBand.norm());
int x = Math.min((int) (scopeWidth * level), scopeWidth);
for (int i = 0; i < x; ++i)
@ -89,7 +89,7 @@ public class MainActivity extends AppCompatActivity {
powerDelay = new Delay((powerWindowSamples - 1) / 2);
double syncPulseSeconds = 0.009;
int syncPulseSamples = (int) Math.round(syncPulseSeconds * sampleRate);
syncAvg = new ComplexMovingAverage(syncPulseSamples);
syncPulseFilter = new ComplexMovingAverage(syncPulseSamples);
float lowestFrequency = 1100;
float highestFrequency = 2300;
float cutoffFrequency = (highestFrequency - lowestFrequency) / 2;