Example usage for android.location GnssClock getDriftUncertaintyNanosPerSecond

Introduction

In this page you can find the example usage for android.location GnssClock getDriftUncertaintyNanosPerSecond.

Prototype

public double getDriftUncertaintyNanosPerSecond() 

Source Link

Document

Gets the clock's Drift Uncertainty (1-Sigma) in nanoseconds per second.

Usage

From source file:com.google.android.apps.location.gps.gnsslogger.FileLogger.java

private void writeGnssMeasurementToFile(GnssClock clock, GnssMeasurement measurement) throws IOException {
    String clockStream = String.format("Raw,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s", SystemClock.elapsedRealtime(),
            clock.getTimeNanos(), clock.hasLeapSecond() ? clock.getLeapSecond() : "",
            clock.hasTimeUncertaintyNanos() ? clock.getTimeUncertaintyNanos() : "", clock.getFullBiasNanos(),
            clock.hasBiasNanos() ? clock.getBiasNanos() : "",
            clock.hasBiasUncertaintyNanos() ? clock.getBiasUncertaintyNanos() : "",
            clock.hasDriftNanosPerSecond() ? clock.getDriftNanosPerSecond() : "",
            clock.hasDriftUncertaintyNanosPerSecond() ? clock.getDriftUncertaintyNanosPerSecond() : "",
            clock.getHardwareClockDiscontinuityCount() + ",");
    mFileWriter.write(clockStream);//from  w  w  w. j a  v  a 2 s . c  om

    String measurementStream = String.format("%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s,%s",
            measurement.getSvid(), measurement.getTimeOffsetNanos(), measurement.getState(),
            measurement.getReceivedSvTimeNanos(), measurement.getReceivedSvTimeUncertaintyNanos(),
            measurement.getCn0DbHz(), measurement.getPseudorangeRateMetersPerSecond(),
            measurement.getPseudorangeRateUncertaintyMetersPerSecond(),
            measurement.getAccumulatedDeltaRangeState(), measurement.getAccumulatedDeltaRangeMeters(),
            measurement.getAccumulatedDeltaRangeUncertaintyMeters(),
            measurement.hasCarrierFrequencyHz() ? measurement.getCarrierFrequencyHz() : "",
            measurement.hasCarrierCycles() ? measurement.getCarrierCycles() : "",
            measurement.hasCarrierPhase() ? measurement.getCarrierPhase() : "",
            measurement.hasCarrierPhaseUncertainty() ? measurement.getCarrierPhaseUncertainty() : "",
            measurement.getMultipathIndicator(), measurement.hasSnrInDb() ? measurement.getSnrInDb() : "",
            measurement.getConstellationType(),
            Build.VERSION.SDK_INT >= Build.VERSION_CODES.O && measurement.hasAutomaticGainControlLevelDb()
                    ? measurement.getAutomaticGainControlLevelDb()
                    : "",
            measurement.hasCarrierFrequencyHz() ? measurement.getCarrierFrequencyHz() : "");
    mFileWriter.write(measurementStream);
    mFileWriter.newLine();
}

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