public IGPSSatelliteVehicle[] GetSatelliteData()
{
GPSSatDataType[] iQueSatData = new GPSSatDataType[maxSatellites];
ushort err = GPSGetSatellites(iQueSatData);
if (err == 0)
{
// Work out how many satellites are in view.
int numSatellitesInView = 0;
for (int i = 0; i < maxSatellites; i++)
{
if (iQueSatData[i].svid != 255)
{
numSatellitesInView++;
}
}
// Construct the satellite data class.
IGPSSatelliteVehicle[] satelliteVehicles = new IGPSSatelliteVehicle[numSatellitesInView];
int index = 0;
for (int i = 0; i < maxSatellites; i++)
{
if (iQueSatData[i].svid != 255)
{
GPSSatelliteVehicle vehicle = new GPSSatelliteVehicle();
vehicle.PRN = iQueSatData[i].svid;
vehicle.AziumthDegrees = (int)Math.Round(iQueSatData[i].azimuth * 180 / Math.PI);
vehicle.ElevationDegrees = (int)Math.Round(iQueSatData[i].elevation * 180 / Math.PI);
vehicle.SNRdB = iQueSatData[i].snr / 100;
vehicle.HaveEphemerisData = (iQueSatData[i].status & gpsSatEphMask) > 0;
vehicle.HaveDifferentialCorrection = (iQueSatData[i].status & gpsSatDifMask) > 0;
vehicle.UsedInFix = (iQueSatData[i].status & gpsSatUsedMask) > 0;
vehicle.IsRising = (iQueSatData[i].status & gpsSatRisingMask) > 0;
satelliteVehicles[index++] = vehicle;
}
}
// Return the result.
return(satelliteVehicles);
}
else
{
return(null);
}
}
public IGPSSatelliteVehicle[] GetSatelliteData()
{
GPSSatDataType[] iQueSatData = new GPSSatDataType[maxSatellites];
ushort err = GPSGetSatellites(iQueSatData);
if (err == 0)
{
// Work out how many satellites are in view.
int numSatellitesInView = 0;
for (int i = 0; i < maxSatellites; i++)
if (iQueSatData[i].svid != 255)
numSatellitesInView++;
// Construct the satellite data class.
IGPSSatelliteVehicle[] satelliteVehicles = new IGPSSatelliteVehicle[numSatellitesInView];
int index = 0;
for (int i = 0; i < maxSatellites; i++)
{
if (iQueSatData[i].svid != 255)
{
GPSSatelliteVehicle vehicle = new GPSSatelliteVehicle();
vehicle.PRN = iQueSatData[i].svid;
vehicle.AziumthDegrees = (int)Math.Round(iQueSatData[i].azimuth * 180 / Math.PI);
vehicle.ElevationDegrees = (int)Math.Round(iQueSatData[i].elevation * 180 / Math.PI);
vehicle.SNRdB = iQueSatData[i].snr / 100;
vehicle.HaveEphemerisData = (iQueSatData[i].status & gpsSatEphMask) > 0;
vehicle.HaveDifferentialCorrection = (iQueSatData[i].status & gpsSatDifMask) > 0;
vehicle.UsedInFix = (iQueSatData[i].status & gpsSatUsedMask) > 0;
vehicle.IsRising = (iQueSatData[i].status & gpsSatRisingMask) > 0;
satelliteVehicles[index++] = vehicle;
}
}
// Return the result.
return satelliteVehicles;
}
else
{
return null;
}
}
private static extern byte GPSGetSatellites(GPSSatDataType[] satData);
private static extern QueErrT16 GPSGetSatellites(ref GPSSatDataType sat);
