/// <summary>
/// 观测值改正数设值。观测值改正直接添加到观测值上。
/// </summary>
/// <returns></returns>
private static EpochInfoReviseManager BuildObsCorrector(DataSourceContext Context, GnssProcessOption Option)
{
var processer = new EpochInfoReviseManager(Context, Option);
RangeCorrectionReviser rangeCorrector = new RangeCorrectionReviser(CorrectChianType.Self);
if (Option.IsDcbCorrectionRequired && Context.DcbDataService != null)
{
rangeCorrector.Add(new DcbRangeCorrector(Context.DcbDataService, Option.IsDcbOfP1P2Enabled)); //DCB改正
}
if (Option.IsP1DcbToLcOfGridIonoRequired && Context.GridIonoDcbDataService != null)
{
rangeCorrector.Add(new IonoDcbP1Corrector(Context.GridIonoDcbDataService)); //P1 单频 DCB改正
}
processer.AddProcessor(rangeCorrector);
return(processer);
}
public override bool Revise(ref EpochInformation info)
{
//依次对每个责任链进行解析
foreach (var chain in CorrectorChains)
{
#region 通用距离改正，对所有的距离改正有效
if (chain is RangeCorrectionReviser)
{
RangeCorrectionReviser rangeCorrectorChain = chain as RangeCorrectionReviser;
foreach (var sat in info)//分别对指定卫星进行改正
{
rangeCorrectorChain.Correct(sat);
}
}
#endregion
}
return(info.EnabledPrns.Count > 0);
}
/// <summary>
/// 设置电离层改正
/// </summary>
/// <param name="Context"></param>
/// <param name="Option"></param>
/// <param name="modelCorrectors"></param>
private static void SetIonoCorrectionReviser(DataSourceContext Context, GnssProcessOption Option, EpochInfoReviseManager modelCorrectors)
{
if (!Option.IsIonoCorretionRequired)
{
return;
}
RangeCorrectionReviser phaseCorrector = new RangeCorrectionReviser(Gnsser.Correction.CorrectChianType.PhaseRangeOnly);
RangeCorrectionReviser rangeCorrector = new RangeCorrectionReviser(Gnsser.Correction.CorrectChianType.RangeOnly);
modelCorrectors.AddProcessor(phaseCorrector);
modelCorrectors.AddProcessor(rangeCorrector);
bool isOk = false;
switch (Option.IonoSourceTypeForCorrection)
{
case IonoSourceType.IgsGrid:
if (Context.IgsGridIonoFileService != null)
{
//格网电离层改正和频率相关
RangeCorrectionReviser ionoRangeCorrector = new RangeCorrectionReviser(Gnsser.Correction.CorrectChianType.Self);
ionoRangeCorrector.Add(new IonoGridModelCorrector(Context.IgsGridIonoFileService)); //电离层模型改正
modelCorrectors.AddProcessor(ionoRangeCorrector);
isOk = true;
log.Info("采用了IGS格网电离层服务来改正观测值 " + Context.IgsGridIonoFileService);
}
break;
case IonoSourceType.CodeSphericalHarmonics:
if (Context.IgsCodeHarmoIonoFileService != null)
{
//格网电离层改正和频率相关
RangeCorrectionReviser ionoRangeCorrector = new RangeCorrectionReviser(Gnsser.Correction.CorrectChianType.Self);
ionoRangeCorrector.Add(new IonoGridModelCorrector(Context.IgsCodeHarmoIonoFileService)); //电离层模型改正
modelCorrectors.AddProcessor(ionoRangeCorrector);
isOk = true;
log.Info("采用了IGS CODE 球谐电离层服务来改正观测值 " + Context.IgsCodeHarmoIonoFileService);
}
break;
case IonoSourceType.GNSSerIonoFile:
//首先考虑GNSSSer电离层文件
if (Context.IonoEpochParamService != null)
{
rangeCorrector.Add(new EpochParamIonoCorrector(Context.IonoEpochParamService)); //电离层模型改正
phaseCorrector.Add(new EpochParamIonoCorrector(Context.IonoEpochParamService, true)); //电离层模型改正
isOk = true;
log.Info("采用了GNSSer历元电离层服务来改正观测值 " + Context.IonoEpochParamService);
}
break;
case IonoSourceType.Klobchar:
if (Context.IonoKlobucharParamService != null) //最后考虑导航模型
{
rangeCorrector.Add(new IonoParamModelCorrector(Context.IonoKlobucharParamService)); //电离层模型改正
phaseCorrector.Add(new IonoParamModelCorrector(Context.IonoKlobucharParamService, true)); //电离层模型改正
log.Info("采用了导航电离服务来改正观测值 " + Context.IonoKlobucharParamService);
isOk = true;
}
break;
default:
break;
}
if (!isOk)
{
log.Error("设置为需要电离层改正 " + Option.IonoSourceTypeForCorrection + "，但是没有加载成功，请打开相应开关。需要打开总开关，再打开一个数据源并指定相应的改正类型。");
}
}
/// <summary>
/// 模型改正数对象，改正在估值上。
/// </summary>
/// <returns></returns>
private static EpochInfoReviseManager BuildModelCorrector(DataSourceContext Context, GnssProcessOption Option)
{
var modelCorrectors = new EpochInfoReviseManager(Context, Option);
//测站、地球相关改正
if (Option.IsSiteCorrectionsRequired)
{
//接收机改正
EpochNeuCorrectionReviser neuChain = new EpochNeuCorrectionReviser();
modelCorrectors.AddProcessor(neuChain);
if (Option.IsReceiverAntSiteBiasCorrectionRequired)
{
neuChain.Add(new RecAntennaArpCorrector()); //接收机天线ARP改正，基线不可忽略
}
if (Option.IsOceanTideCorrectionRequired && Option.IsOceanLoadingFileRequired)
{
neuChain.Add(new OceanTidesCorrector(Context));//海洋负荷（潮汐）改正，短基线可忽略
}
if (Option.IsPoleTideCorrectionRequired)
{
neuChain.Add(new PoleTidesCorrector(Context));//极潮改正，短基线可忽略
}
if (Option.IsSolidTideCorrectionRequired)
{
neuChain.Add(new SolidTidesCorrector2(Context)); //固体潮改正2，短基线可忽略
}
}
//等效距离改正
if (Option.IsRangeCorrectionsRequired)
{
//通用站星距离改正
RangeCorrectionReviser rangeCorrector = new RangeCorrectionReviser(CorrectChianType.Common);
modelCorrectors.AddProcessor(rangeCorrector);
if (Option.IsSatClockBiasCorrectionRequired)
{
rangeCorrector.Add(new SatClockBiasCorrector());//卫星钟差改正
}
if (Option.IsTropCorrectionRequired)
{//rangeCorrector.Add(new RelativeCorrector());//钟差的相对论改正，与光速相差转换为伪距改正
//rangeCorrector.Add(new SagnacEffectCorrector());//地球自转的相对论改正，Sagnac effect 伪距改正
// rangeCorrector.Add(new RangeTropoCorrector()); //对流层改正 1
//rangeCorrector.Add(new TroposphericModelCorrector()); //对流层改正 2
rangeCorrector.Add(new TroposphericModelCorrector(Option, Context)); //对流层改正 2,ZUIXINJIARU
}
if (Option.IsGravitationalDelayCorrectionRequired)
{
rangeCorrector.Add(new GravitationalDelayCorrector()); //相对论效应：引力延迟效应//
}
}
//电离层等效距离改正
if (Option.IsIonoCorretionRequired)//电离层总开关
{
SetIonoCorrectionReviser(Context, Option, modelCorrectors);
}
// 频率改正，需要天线
if (Option.IsFrequencyCorrectionsRequired && Option.IsAntennaFileRequired)
{
//按卫星频率分类，对NEU改正
FreqBasedNeuCorrectionReviser frequencyNeuCorrectorChain = new FreqBasedNeuCorrectionReviser();
modelCorrectors.AddProcessor(frequencyNeuCorrectorChain);
if (Option.IsRecAntPcoCorrectionRequired)
{
frequencyNeuCorrectorChain.Add(new RecAntennaPcoCorrector()); //测站天线 PCO NEU，对于每个天线和卫星频率是固定的
}
//按照频率，对距离改正
FreqBasedRangeCorrectionReviser frequencyRangCorrectorChain = new FreqBasedRangeCorrectionReviser();
modelCorrectors.AddProcessor(frequencyRangCorrectorChain);
if (Option.IsRecAntPcvCorrectionRequired)
{
frequencyRangCorrectorChain.Add(new RecAntennaPcvCorrector());//测站天线 PCV
}
if (Option.IsSatAntPvcCorrectionRequired)
{
frequencyRangCorrectorChain.Add(new SatAntennaPcvCorrector(Context));
}
if (Option.IsSatAntPcoCorrectionRequired)
{
frequencyRangCorrectorChain.Add(new SatAntennaPcoCorrector(Context)); //lly增加卫星PCO
}
//相位改正
PhaseCorrectionReviser phaseCorrector = new PhaseCorrectionReviser();
modelCorrectors.AddProcessor(phaseCorrector);
if (Option.IsPhaseWindUpCorrectionRequired)
{
//天线相位缠绕效应改正，2018.08.03，czs，疑问：此处增加到了相位改正数上，是否伪距也需要增加？？
phaseCorrector.Add(new PhaseWindUpCorrector(Context.SatInfoService.SatInfoFile, Context));
}
}
return(modelCorrectors);
}