/// <summary>
/// 两个文件合并，本方法只适合计算站点不重复,且不相关的情况。
/// 信息只是简单的叠加。只有两个文件都有的信息块才会被合并。
/// </summary>
/// <param name="fileB"></param>
/// <param name="eraseNonCoord"> 是否清理非坐标的值和对应矩阵</param>
public static SinexFile Merge(SinexFile fileA, SinexFile fileB, bool eraseNonCoord = true)
{
if (eraseNonCoord)
{
fileA.CleanNonCoordSolutionValue();
fileB.CleanNonCoordSolutionValue();
}
SinexFile newFile = EmergeBasic(fileA, fileB);
//合并解算结果，不更新标准差
SinexMerger.MergeSolutionValue(newFile.SolutionEstimateBlock, fileA.SolutionEstimateBlock, fileB.SolutionEstimateBlock);
SinexMerger.MergeSolutionValue(newFile.SolutionAprioriBlock, fileA.SolutionAprioriBlock, fileB.SolutionAprioriBlock);
//统计数据的合并, 需要做一些叠加工作。
SinexStatistic statisticA = fileA.GetStatistic();
SinexStatistic statisticB = fileB.GetStatistic();
if (fileA.SolutionStattisticsBlock != null && fileB.SolutionStattisticsBlock != null)
{
newFile.SolutionStattisticsBlock.Items = fileA.GetStatistic().Merge(fileB.GetStatistic()).GetSolutionStatistics();
}
SinexStatistic statisticNew = newFile.GetStatistic();
double varFactorA = statisticNew.VarianceOfUnitWeight / statisticA.VarianceOfUnitWeight;
double varFactorB = statisticNew.VarianceOfUnitWeight / statisticB.VarianceOfUnitWeight;
//合并矩阵，协方差矩阵,前面已经判断并重新布置matrix了，此处只管合并。
MergeSolutionMatrix(newFile.SolutionMatrixEstimateCova, fileA.SolutionMatrixEstimateCova, varFactorA, fileB.SolutionMatrixEstimateCova, varFactorB, newFile.SolutionEstimateBlock);
MergeSolutionMatrix(newFile.SolutionMatrixAprioriCova, fileA.SolutionMatrixAprioriCova, varFactorA, fileB.SolutionMatrixAprioriCova, varFactorB, newFile.SolutionAprioriBlock);
return(newFile);
}
/// <summary>
/// 清理非坐标的值和对应矩阵，对文件进行瘦身。
/// </summary>
public void CleanNonCoordSolutionValue()
{
if (SolutionEstimateBlock != null && !this.IsOnlyEstimateCoordValue)
{
SinexMerger.CleanNonCoordSolutionValue(SolutionEstimateBlock, SolutionMatrixEstimateCova);
}
if (SolutionAprioriBlock != null && !this.IsOnlyAprioriCoordValue)
{
SinexMerger.CleanNonCoordSolutionValue(SolutionAprioriBlock, SolutionMatrixAprioriCova);
}
}
/// <summary>
/// 合并两个文件的基础信息，如测站名、接收机、天线等信息。
/// 协方差、平差结果等需要计算后添加进来。
/// 只有两个文件都有的信息块才会被合并。
/// </summary>
/// <param name="fileA"></param>
/// <param name="fileB"></param>
/// <returns></returns>
public static SinexFile EmergeBasic(SinexFile fileA, SinexFile fileB)
{
//创建 Sinex 结果文件
SinexFile result = new SinexFile("Gnsser");
SinexMerger.MergeBlock(result.SiteIdBlock, fileA.SiteIdBlock, fileB.SiteIdBlock);
SinexMerger.MergeBlock(result.SiteReceiverBlock, fileA.SiteReceiverBlock, fileB.SiteReceiverBlock);
SinexMerger.MergeBlock(result.SiteAntennaBlock, fileA.SiteAntennaBlock, fileB.SiteAntennaBlock);
SinexMerger.MergeBlock(result.SiteEccentricityBlock, fileA.SiteEccentricityBlock, fileB.SiteEccentricityBlock);
SinexMerger.MergeBlock(result.SatelliteIdBlock, fileA.SatelliteIdBlock, fileB.SatelliteIdBlock);
SinexMerger.MergeBlock(result.SatellitePhaseCenterBlock, fileA.SatellitePhaseCenterBlock, fileB.SatellitePhaseCenterBlock);
SinexMerger.MergeBlock(result.InputHistoryBlock, fileA.InputHistoryBlock, fileB.InputHistoryBlock);
SinexMerger.MergeBlock(result.InputFilesBlock, fileA.InputFilesBlock, fileB.InputFilesBlock);
SinexMerger.MergeBlock(result.FileCommentBlock, fileA.FileCommentBlock, fileB.FileCommentBlock);
SinexMerger.MergeBlock(result.FileAcknowledgementBlock, fileA.FileAcknowledgementBlock, fileB.FileAcknowledgementBlock);
SinexMerger.MergeBlock(result.InputHistoryBlock, fileA.InputHistoryBlock, fileB.InputHistoryBlock);
SinexMerger.MergeBlock(result.SiteGpsPhaseCenterBlock, fileA.SiteGpsPhaseCenterBlock, fileB.SiteGpsPhaseCenterBlock);
SinexMerger.MergeBlock(result.SolutionEpochBlock, fileA.SolutionEpochBlock, fileB.SolutionEpochBlock);
return(result);
}