/// <summary>
/// 矫正
/// </summary>
/// <param name="info"></param>
/// <returns></returns>
public override bool Revise(ref EpochInformation info)
{
//第一个历元不计算。
if (PreviousTime.Equals(Time.MinValue))
{
Previous = info;
return(true);
}
//为了防止历元跳跃，还是老老实实一步一步的计算
double interVal = (Double)(info.ReceiverTime - PreviousTime);
foreach (var sat in info)
{
SatelliteNumber prn = sat.Prn;
if (!Previous.Contains(prn))
{
continue; //新卫星第一个历元不计算
}
foreach (var item in sat.FrequenceTypes)
{
if (!Previous[prn].Contains(item))
{
continue;
}
//这是一种近似算法，取得的是这段时间的平均值，但是误差不大，一般在一个频率以下，实际上应该积微分
//这里是前减后，定义如果为负，则远离，如果为正数，则靠近 approach
double doppler = (Previous[prn][item].PhaseRange.RawPhaseValue - sat[item].PhaseRange.RawPhaseValue) / interVal;
sat[item].Set(ObservationType.D, new Domain.Observation(doppler, new ObservationCode(ObservationType.D, (int)item)));
}
}
return(true);
}
//public string Label { get; set; }
//public string LapTimePoints { get; set; }
public override string ToString()
{
if (First)
{
return(PreviousTime.ToString("HH:mm:ss:FFF") + " - Старт");
}
else
{
return(PreviousTime.ToString("HH:mm:ss:FFF") + " - " + GetLapTime());
}
}
internal ProcessInfo(uint processId, string processName, long previousUserTime, long previousKernelTime)
{
Id = processId;
Name = processName;
Previous = new PreviousTime()
{
UserTime = previousUserTime,
KernelTime = previousKernelTime,
Now = DateTime.Now
};
}