public void EvaluateHDUS()
{
BasicHDU[] hdus = NomTamFits.Read();
foreach (BasicHDU hdu in hdus.Skip(1))
{
HDU cSharpHDU = new HDU();
foreach (string headerKey in HeaderKeysList.HeaderKeys)
{
if (headerKey.Equals("COMMENT", StringComparison.InvariantCultureIgnoreCase))
{
cSharpHDU.Header.DataType = hdu.Header.GetCard(14).Split(splitChar)[2];
}
else
{
cSharpHDU.AddHeader(headerKey, hdu.Header.GetDoubleValue(headerKey));
}
}
System.Array hduDataArray = (System.Array)hdu.Data.DataArray;
HDUS.Add(ReadDataArray(cSharpHDU, hduDataArray));
}
}
public HDU ReadDataArray(HDU cSharpHDU, System.Array hduDataArray)
{
double?refPixelX = cSharpHDU.GetHeader("CRPIX1");
double?refPixelY = cSharpHDU.GetHeader("CRPIX2");
double?offsetX = cSharpHDU.GetHeader("CDELT1");
double?offsetY = cSharpHDU.GetHeader("CDELT2");
double?xCoord = cSharpHDU.GetHeader("CRVAL1");
double?yCoord = cSharpHDU.GetHeader("CRVAL2");
double?typeOf = cSharpHDU.GetHeader("BITPIX");
if (typeOf == -32)
{
int count = 0;
foreach (float[] data in hduDataArray)
{
for (int i = 0; i < data.Length; i++)
{
double?_x;
double?_y;
double weight;
_x = xCoord + ((refPixelX + count - 1) * offsetX);
_x = ((_x + 180) % 360) - 180;
_y = yCoord + ((refPixelY + i - 1) * offsetY);
weight = data[i];
if (_x is double && _y is double && !Double.IsNaN(weight) && weight != 999)
{
double x = _x ?? 0;
double y = _y ?? 0;
cSharpHDU.AddPixel(x, y, weight);
}
}
count++;
}
}
else if (typeOf == 16)
{
foreach (short[] data in hduDataArray)
{
int count = 0;
for (int i = 0; i < data.Length; i++)
{
double?_x;
double?_y;
double weight;
_x = xCoord + ((refPixelX + count - 1) * offsetX);
_y = yCoord + ((refPixelY + i - 1) * offsetY);
weight = data[i];
if (_x is double && _y is double && !Double.IsNaN(weight) && weight != 999)
{
double x = _x ?? 0;
double y = _y ?? 0;
cSharpHDU.AddPixel(x, y, weight);
}
}
count++;
}
}
return(cSharpHDU);
}
