public static int FindNumberOfRayDataFields(KnownDataFlagBlock dataFlagBlock, FileHeaderBlock fileHeaderBlock)
{
Type type = typeof(KnownDataFlagBlock);
int numberofitems = 0;
foreach (FieldInfo fi in type.GetFields(BindingFlags.Instance | BindingFlags.Public))
{
if (fi.Name == "PositionFlag" || fi.Name == "DirectionFlag" || fi.Name == "StokesFlag")
{
if ((int)fi.GetValue(dataFlagBlock) == 1)
{
numberofitems += 3;
}
}
else if (fi.Name == "TristimulusFlag")
{
if ((int)fi.GetValue(dataFlagBlock) == 1)
{
numberofitems += 2;
}
}
else
{
if ((int)fi.GetValue(dataFlagBlock) == 1)
{
numberofitems++;
}
}
}
if (fileHeaderBlock.NumberOfAdditionalRayDataItemsPerRay > 0)
{
numberofitems += fileHeaderBlock.NumberOfAdditionalRayDataItemsPerRay;
}
return(numberofitems);
}
public static string[] GetListofRayDataFieldsPresent(KnownDataFlagBlock dataFlagBlock, FileHeaderBlock fileHeaderBlock, AdditionalRayDataColumnLabelsBlock additionalRayDataColumn = null)
{
Type type = typeof(KnownDataFlagBlock);
string[] rayitems = new string[FindNumberOfRayDataFields(dataFlagBlock, fileHeaderBlock)];
var position = 0;
foreach (FieldInfo fi in type.GetFields(BindingFlags.Instance | BindingFlags.Public))
{
if (fi.Name == "PositionFlag" && (int)fi.GetValue(dataFlagBlock) == 1)
{
rayitems[0] = "X Position";
rayitems[1] = "Y Position";
rayitems[2] = "Z Position";
position += 3;
}
if (fi.Name == "PositionFlag" && (int)fi.GetValue(dataFlagBlock) == 1)
{
rayitems[3] = "X Direction Cosine";
rayitems[4] = "Y Direction Cosine";
rayitems[5] = "Z Direction Cosine";
position += 3;
}
if (fi.Name == "RadiantFlux_StokesS0Flag" && (int)fi.GetValue(dataFlagBlock) == 1)
{
rayitems[position] = "Radiant Flux/Stokes S0";
position += 1;
}
if (fi.Name == "WavelengthFlag" && (int)fi.GetValue(dataFlagBlock) == 1)
{
rayitems[position] = "Wavelength";
position += 1;
}
if (fi.Name == "LuminousFlux_TristimulusYFlag" && (int)fi.GetValue(dataFlagBlock) == 1)
{
rayitems[position] = "LuminousFlux / Tristimulus Y";
position += 1;
}
if (fi.Name == "StokesFlag" && (int)fi.GetValue(dataFlagBlock) == 1)
{
rayitems[position] = "Stokes S1";
rayitems[position + 1] = "Stokes S2";
rayitems[position + 2] = "Stokes S3";
position += 3;
}
if (fi.Name == "TristimulusFlag" && (int)fi.GetValue(dataFlagBlock) == 1)
{
rayitems[position] = "X Tristimulus";
rayitems[position + 1] = "Y Tristimulus";
position += 2;
}
if (fi.Name == "SpectrumIndexFlag" && (int)fi.GetValue(dataFlagBlock) == 1)
{
rayitems[position] = "Spectrum Index";
position += 1;
}
if (fileHeaderBlock.NumberOfAdditionalRayDataItemsPerRay > 0)
{
for (int i = 0; i < fileHeaderBlock.NumberOfAdditionalRayDataItemsPerRay; i++)
{
rayitems[position] = additionalRayDataColumn.ColumnNames[i];
}
}
}
return(rayitems);
}
public IESTM25File(string fileName, ulong numrays)
{
using (BinaryReader reader = new BinaryReader(File.Open(fileName, FileMode.Open)))
{
FileHeaderBlock fileHeader = new FileHeaderBlock();
ReadHeaderBlock(reader, ref fileHeader);
if (!fileHeader.CheckHeaderBlockisValid())
{
throw new InvalidTM25Exception("Header Block Not Correct Size", "");
}
FileHeader = fileHeader;
KnownDataFlagBlock knownDataFlag = new KnownDataFlagBlock();
ReadDataFlagBlock(reader, ref knownDataFlag);
if (!knownDataFlag.CheckKnownDataFlagBlockisValid())
{
throw new InvalidTM25Exception("Data Flag Block Not Correct Size", "");
}
DataFlags = knownDataFlag;
DescriptionHeaderBlock descriptionHeader = new DescriptionHeaderBlock();
ReadDescriptionHeaderBlock(reader, ref descriptionHeader);
if (!descriptionHeader.CheckDescriptionBlockisValid())
{
throw new InvalidTM25Exception("Description Header Block is Not Correct Size", "");
}
DescriptionHeader = descriptionHeader;
if (FileHeader.NumberOfSpectralTables > 0)
{
SpectralTableBlock spectralTables = new SpectralTableBlock();
spectralTables.SpectralTables = new List <SpectralTable>();
ReadSpectralTableBlock(reader, ref spectralTables);
if (!spectralTables.CheckSpectralTableisValid())
{
throw new InvalidTM25Exception("Spectral Table Block is Not Correct Size", "");
}
SpectralTables = spectralTables;
}
if (FileHeader.NumberOfAdditionalRayDataItemsPerRay > 0)
{
AdditionalRayDataColumnLabelsBlock columnLabelsBlock = new AdditionalRayDataColumnLabelsBlock();
ReadColumnsLabelsBlock(reader, ref columnLabelsBlock);
if (!columnLabelsBlock.CheckAdditionalRayDataColumnisValid())
{
throw new InvalidTM25Exception("Additional Ray Data Columns Block is incorrect");
}
AdditionalRayDataColumnLabels = columnLabelsBlock;
}
if (FileHeader.SizeOfAdditionalTextBlock > 0)
{
AdditionalTextBlock additionalTextBlock = new AdditionalTextBlock();
ReadAdditionalTextBlock(reader, ref additionalTextBlock);
AdditionalText = additionalTextBlock;
}
RayDataLinesBlock rayDataLines = new RayDataLinesBlock();
rayDataLines.Rays = new float[FileHeader.NumberOfRays][];
ReadPartialRayDataBlock(reader, ref rayDataLines, numrays);
rayDataLines.RayDataMembers = TM25HelperFunctions.GetListofRayDataFieldsPresent(DataFlags, FileHeader, AdditionalRayDataColumnLabels);
RayData = rayDataLines;
}
}
private void ReadDataFlagBlock(BinaryReader reader, ref KnownDataFlagBlock knownDataFlag)
{
var intbuffer = reader.ReadInt32();
if (intbuffer != 1)
{
throw new InvalidTM25Exception("Position Flag Must be 1", intbuffer.ToString());
}
knownDataFlag.PositionFlag = intbuffer;
intbuffer = reader.ReadInt32();
if (intbuffer != 1)
{
throw new InvalidTM25Exception("Direction Flag Must be 1", intbuffer.ToString());
}
knownDataFlag.DirectionFlag = intbuffer;
var radiantFluxFlag = reader.ReadInt32();
intbuffer = reader.ReadInt32();
if (intbuffer > 1)
{
throw new InvalidTM25Exception("Wavelength Flag not 0 or 1", intbuffer.ToString());
}
if (FileHeader.SpectralDataIdentifier == 2 && intbuffer == 0)
{
throw new InvalidTM25Exception("Wavelength Flag not Present", intbuffer.ToString());
}
knownDataFlag.WavelengthFlag = intbuffer;
var luminousFluxFlag = reader.ReadInt32();
var stokesFlag = reader.ReadInt32();
var tristimulusFlag = reader.ReadInt32();
intbuffer = reader.ReadInt32();
if (intbuffer > 1)
{
throw new InvalidTM25Exception("Spectrum Index Flag not 0 or 1", intbuffer.ToString());
}
if (FileHeader.SpectralDataIdentifier == 4 && intbuffer == 0)
{
throw new InvalidTM25Exception("Spectrum Index Flag Not Correct", intbuffer.ToString());
}
if (FileHeader.SpectralDataIdentifier != 4 && intbuffer == 1)
{
throw new InvalidTM25Exception("Spectrum Index Flag Not Correct", intbuffer.ToString());
}
knownDataFlag.SpetrumIndexFlag = intbuffer;
if (radiantFluxFlag == 0 && luminousFluxFlag == 0)
{
throw new InvalidTM25Exception("Radiant Flux Flag Not Correct", radiantFluxFlag.ToString());
}
if (stokesFlag == 1 && radiantFluxFlag == 0)
{
throw new InvalidTM25Exception("Radiant Flux Flag Not Correct", radiantFluxFlag.ToString());
}
if ((FileHeader.SpectralDataIdentifier == 2 || FileHeader.SpectralDataIdentifier == 4) && radiantFluxFlag == 0)
{
throw new InvalidTM25Exception("Radiant Flux Flag Not Correct", radiantFluxFlag.ToString());
}
if (radiantFluxFlag > 1)
{
throw new InvalidTM25Exception(@"Radiant Flux/Stokes So Flag not 0 or 1", intbuffer.ToString());
}
knownDataFlag.RadiantFlux_StokesS0Flag = radiantFluxFlag;
knownDataFlag.StokesFlag = stokesFlag;
if (tristimulusFlag == 1 && luminousFluxFlag == 0)
{
throw new InvalidTM25Exception("Luminous Flux Flag Not Correct", luminousFluxFlag.ToString());
}
if ((FileHeader.SpectralDataIdentifier == 2) || (FileHeader.SpectralDataIdentifier == 4))
{
luminousFluxFlag = 0;
}
knownDataFlag.LuminousFlux_TristimulusYFlag = luminousFluxFlag;
if (tristimulusFlag == 1 && FileHeader.SpectralDataIdentifier != 0)
{
throw new InvalidTM25Exception("Tristimulus Data is only allowed if Spectral Data Identifier = 0", tristimulusFlag.ToString());
}
knownDataFlag.TristimulusFlag = tristimulusFlag;
}