Example usage for android.location GnssClock getFullBiasNanos

Introduction

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

Prototype

public long getFullBiasNanos() 

Source Link

Document

Gets the difference between hardware clock ( #getTimeNanos() ) inside GPS receiver and the true GPS time since 0000Z, January 6, 1980, in nanoseconds.

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  . co  m*/

    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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