public NmmScanData(NmmFileName fileNameObject)
{
MetaData = new ScanMetaData();
MetaData.AddDataFrom(fileNameObject);
MetaData.AddDataFrom(new NmmInstrumentCharacteristcs());
// first read the description file so we can check if requested scan index is valid
MetaData.AddDataFrom(new NmmDescriptionFileParser(fileNameObject));
// now perform the scan index checks
if (MetaData.NumberOfScans > 1)
{
int scanIndex = fileNameObject.ScanIndex;
if (scanIndex == 0)
{
scanIndex = 1;
}
if (scanIndex > MetaData.NumberOfScans)
{
scanIndex = MetaData.NumberOfScans;
}
fileNameObject.SetScanIndex(scanIndex);
MetaData.AddDataFrom(fileNameObject);
}
// at this stage the scan index of fileNameObject should be ok
MetaData.AddDataFrom(new NmmIndFileParser(fileNameObject));
MetaData.AddDataFrom(new NmmEnvironmentData(fileNameObject));
topographyData = new TopographyData(MetaData);
nmmDat = new NmmDatFileParser(fileNameObject);
LoadTopographyData();
// contrary to similar classes of this library, the dat-files are not closed implicitely
nmmDat.Close();
// populate MetaData with absolute origin and center coordinates
PopulateFieldOriginAndCenter();
HeydemannCorrectionApplied = false;
HeydemannCorrectionSpan = 0.0;
}
public TopographyData(ScanMetaData scanMetaData)
{
this.scanMetaData = scanMetaData;
NumberOfColumns = scanMetaData.NumberOfColumnsInFile;
NumberOfProfiles = scanMetaData.NumberOfProfiles;
NumberOfPointsPerProfile = scanMetaData.NumberOfDataPoints;
NumberTotalPoints = NumberOfPointsPerProfile * NumberOfProfiles;
columnNumberOfXYvec = GetColumnIndexFor("XYvec"); // magic string!
switch (scanMetaData.ScanStatus)
{
case ScanDirectionStatus.ForwardOnly:
fwdMatrix = new double[NumberOfColumns, NumberTotalPoints];
ClearTopographyData(ScanDirection.Forward);
bwdMatrix = null;
break;
case ScanDirectionStatus.ForwardAndBackward:
case ScanDirectionStatus.ForwardAndBackwardJustified:
fwdMatrix = new double[NumberOfColumns, NumberTotalPoints];
bwdMatrix = new double[NumberOfColumns, NumberTotalPoints];
ClearTopographyData(ScanDirection.Forward);
ClearTopographyData(ScanDirection.Backward);
break;
case ScanDirectionStatus.Unknown:
case ScanDirectionStatus.NoData:
fwdMatrix = null;
bwdMatrix = null;
break;
}
}