/// <summary>
/// 获取GNSS类型
/// </summary>
/// <param name="obsCode"></param>
/// <returns></returns>
public static GnssCodeType GetGnssCodeType(ObservationCode obsCode)
{
switch (obsCode.ObservationType)
{
case ObservationType.C:
if (obsCode.Attribute == "C")
{
return(GnssCodeType.CA);
}
return(GnssCodeType.P);
break;
case ObservationType.L:
return(GnssCodeType.L);
break;
case ObservationType.D:
return(GnssCodeType.D);
break;
default:
break;
}
return(GnssCodeType.CA);
}
/// <summary>
/// RINEX 2.x 的所有观测码相同。
/// </summary>
/// <returns></returns>
public List <string> GetObsCodesV2()
{ //如果没有Mix，则可能是rinex 2.0版本，直接赋予其它观测值给它。
var list = new List <string>();
if (ObsCodes.Count != 0)
{
//直接获取
foreach (var item in ObsCodes)
{
if (item.Value[0].Length == 2)
{
return(new List <string>(item.Value));
}
}
//其它情况
foreach (var item in ObsCodes)
{
foreach (var type in item.Value)
{
var ty = new ObservationCode(type).GetRinexCode(2);
if (!list.Contains(ty))
{
list.Add(ty);
}
}
}
}
return(list);
}
/// <summary>
/// 移除对于双频无电离层组合多余的观测值
/// </summary>
public void IsRemoveRedundantObsForIonoFree()
{
Dictionary <SatelliteType, List <string> > tobeRemoeved = new Dictionary <SatelliteType, List <string> >();
foreach (var item in ObsCodes)
{
var SatelliteType = item.Key;
List <int> freqA = ObsCodeConvert.GetRinexFrequenceNumber(SatelliteType, FrequenceType.A);
List <int> freqB = ObsCodeConvert.GetRinexFrequenceNumber(SatelliteType, FrequenceType.B);
List <int> total = new List <int>(freqA);
total.AddRange(freqB);
var tobeRemoeved2 = new List <string>();
foreach (var kv2 in item.Value)
{
ObservationCode code = ObservationCode.Parse(kv2);
if (!total.Contains(code.BandOrFrequency) ||
code.ObservationType == ObservationType.D ||
code.ObservationType == ObservationType.S)
{
tobeRemoeved2.Add(kv2);
}
}
tobeRemoeved[SatelliteType] = tobeRemoeved2;
}
foreach (var toremove in tobeRemoeved)
{
var SatelliteType = toremove.Key;
var old = ObsCodes[SatelliteType];
old.RemoveAll(item => toremove.Value.Contains(item));// = Geo.Utils.ListUtil.GetExcept(old, item.Value);
}
}
/// <summary>
/// 相等
/// </summary>
/// <param name="obj"></param>
/// <returns></returns>
public override bool Equals(object obj)
{
if (!(obj is ObservationCode))
{
return(false);
}
ObservationCode o = (ObservationCode)obj;
return(BandOrFrequency == o.BandOrFrequency &&
Attribute == o.Attribute &&
ObservationType == o.ObservationType);
}
/// <summary>
/// CA 码修改为P码
/// </summary>
/// <param name="rinexCode"></param>
/// <returns></returns>
internal static void ChagngeCaToP(ref ObservationCode rinexCode)
{
rinexCode.Attribute = DefaultAttributeOfP;
}