private int pixeldepth = 16; //Fixed pixel depth -- May be changed latger
public ImageArray(string filepath)
//Open a new integer array representing the contents of a TSX image
// get and store the width and height in pixels for changes
// close the TSX window
{
ccdsoftImage tsx_im = new ccdsoftImage();
imageFilePath = filepath;
tsx_im.Path = imageFilePath;
tsx_im.Open();
//tsx_im.AttachToActive();
var img = tsx_im.DataArray;
var pix = new int[img.Length];
for (int i = 0; i < img.Length; i++)
{
pix[i] = Convert.ToInt32(img[i]);
}
imagePixels = pix;
pixelSizeX = tsx_im.WidthInPixels;
pixelSizeY = tsx_im.HeightInPixels;
tsx_im.DetachOnClose = 0;
tsx_im.Close();
tsx_im = null;
pix = null;
GC.Collect();
return;
}
public static bool DialogOpenImageFile(ccdsoftImage tsximg, string agnName)
{
using (OpenFileDialog imageFileDialog = new OpenFileDialog())
{
imageFileDialog.Filter = "*.fit|*.fit";
Configuration cfg = new Configuration();
string imageFileDirectory = cfg.ImageBankFolder + "\\" + agnName;
if (Directory.Exists(imageFileDirectory))
{
imageFileDialog.InitialDirectory = imageFileDirectory;
if (imageFileDialog.ShowDialog() == DialogResult.OK)
{
tsximg.Path = imageFileDialog.FileName;
try { tsximg.Open(); }
catch (Exception ex)
{
MessageBox.Show(ex.Message);
return(false);
}
return(true);
}
else
{
return(false);
}
}
return(false);
}
}
public XYToRADec(string wcsfilepath, double Xpos, double Ypos)
{
//Open reference image in TSX. Plate solve.
ccdsoftImage tsx_img = new ccdsoftImage();
tsx_img.Path = wcsfilepath;
tsx_img.Open();
tsx_img.DetachOnClose = 0;
try
{
tsx_img.InsertWCS(true);
}
catch
{
tsx_img.Close();
plateSolve = false;
return;
}
tsx_img.XYToRADec(Xpos, Ypos);
targetRA = tsx_img.XYToRADecResultRA();
targetDec = tsx_img.XYToRADecResultDec();
northangle = tsx_img.NorthAngle;
imagescale = tsx_img.ScaleInArcsecondsPerPixel;
imagewidth = tsx_img.WidthInPixels;
imageheight = tsx_img.HeightInPixels;
plateSolve = true;
tsx_img.Close();
return;
}
public static bool DirectOpenFitsFile(ccdsoftImage tsximg, string filePath)
{
tsximg.Path = filePath;
try { tsximg.Open(); }
catch (Exception ex)
{
MessageBox.Show(ex.Message);
return(false);
}
return(true);
}
public static bool DialogOpenFitsFile(ccdsoftImage tsximg)
{
using (OpenFileDialog fitsDialog = new OpenFileDialog())
{
fitsDialog.Filter = "*.fit|*.fit";
if (fitsDialog.ShowDialog() == DialogResult.OK)
{
tsximg.Path = fitsDialog.FileName;
try { tsximg.Open(); }
catch (Exception ex)
{
MessageBox.Show(ex.Message);
return(false);
}
return(true);
}
else
{
return(false);
}
}
}
public RADecToXY(string wcsfilepath, double tRA, double tDec)
{
//Open reference image in TSX. Plate solve.
ccdsoftImage tsx_img = new ccdsoftImage();
tsx_img.Path = wcsfilepath;
tsx_img.Open();
tsx_img.DetachOnClose = 0;
try
{
tsx_img.InsertWCS(true);
}
catch
{
tsx_img.Close();
plateSolveResult = false;
return;
}
tsx_img.RADecToXY(tRA, tDec);
targetX = Convert.ToInt32(tsx_img.RADecToXYResultX());
targetY = Convert.ToInt32(tsx_img.RADecToXYResultY());
northangle = tsx_img.NorthAngle;
imagescale = tsx_img.ScaleInArcsecondsPerPixel;
imagewidth = tsx_img.WidthInPixels;
imageheight = tsx_img.HeightInPixels;
//Check for some catastrophic problem with the image link result
if ((targetX < 0) || (targetX > imagewidth) || (targetY < 0) || (targetY > imageheight))
{
plateSolveResult = false;
}
else
{
plateSolveResult = true;
};
tsx_img.Close();
return;
}
public string Display(string galaxyName, double suspectRAhrs, double suspectDecdeg)
{
const int sampleSize = 20;
//Test code for PlateSolve2 Wrapper
//CancellationToken cToken;
TargetName = galaxyName;
TargetRAhrs = suspectRAhrs;
TargetDecdeg = suspectDecdeg;
string followUpfileName = FollowUpPath + "\\" + TargetName + ".fit";
TargetImageDir = ImageBankPath + "\\" + TargetName;
//Show suspect in astroimage form, if PlateSolve2 is installed
// if not, then an exception will be thrown
//
//test code
//fileName = "C:\\Users\\Rick McAlister\\Documents\\SuperScan\\Image Bank\\NGC 1023\\NGC 1023_2019-10-31-2138.fit";
//fileName = "C:\\Users\\Rick McAlister\\Documents\\SuperScan\\Image Bank\\NGC 1023\\CurrentImage.fit";
//
TargetFits = new FitsFile(followUpfileName, true);
double pixSize = 1;
if (TargetFits.FocalLength != 0)
{
pixSize = (206.265 / TargetFits.FocalLength) * TargetFits.XpixSz;
}
//
ccdsoftImage tsxim = new ccdsoftImage();
tsxim.Path = FollowUpPath + "\\" + galaxyName + ".fit";
tsxim.Open();
//Try to image link. If not successful, probably too few stars
// if so, just return out of this;
ImageLink tsxil = new ImageLink();
tsxil.pathToFITS = tsxim.Path;
try { tsxil.execute(); }
catch (Exception ex)
{
return("Image Link Error: " + ex.Message);
}
//Show pic on scrren
tsxim.Visible = 0;
ImageLinkResults tsxilr = new ImageLinkResults();
int rlt = tsxilr.succeeded;
string rltText = tsxilr.errorText;
try
{
//tsxim.InsertWCS(true);
tsxim.ShowInventory();
}
catch (Exception ex)
{
string evx = ex.Message;
return(evx);
}
//Look for a light source within 10 pixels of the target RA/Dec
//The developer is picking an arbitrary 10 pixel square box as "near"
int iLS = FindClosestLightSource(tsxim, TargetRAhrs, TargetDecdeg, 10);
if (iLS == -1)
{
return("No light source found at suspect location\r\n **Aborting check**");
}
//Success -- light source at target location. Get magnitude and X,Y coordinates for all light sources
var rMagArr = tsxim.InventoryArray((int)ccdsoftInventoryIndex.cdInventoryMagnitude);
var rXArr = tsxim.InventoryArray((int)ccdsoftInventoryIndex.cdInventoryX);
var rYArr = tsxim.InventoryArray((int)ccdsoftInventoryIndex.cdInventoryY);
double rMag;
string cName;
int starIndex = 0;
int starCount = 0;
int minStarCount = sampleSize;
double tMag = rMagArr[iLS];
//Collect a set of catalog stars that have positions that match up
// with reference light sources of similar intensity to the target
// light source.
//
// first, create data arrays for reference magnitudes and catalog magnitudes
double[] refMag = new double[sampleSize];
double[] catMag = new double[sampleSize];
double[] difMag = new double[sampleSize];
//double[] meanDev = new double[sampleSize];
// second, create TSX objects for the star chart and object information
sky6StarChart tsxsc = new sky6StarChart();
sky6ObjectInformation tsxoi = new sky6ObjectInformation();
//loop over all the stars in the light source magnitude array,
// or until a sufficient number of stars are found that match up
do
{
//Compare the reference light source magnitude to the target light source magnitude
// if within 1 magnitude of each other then look up the associated star, if any
rMag = (double)rMagArr[starIndex];
if (Math.Abs(tMag - rMag) <= 1.0)
{
//Get the RA/Dec location of the reference light source
tsxim.XYToRADec(rXArr[starIndex], rYArr[starIndex]);
double rRA = tsxim.XYToRADecResultRA();
double rDec = tsxim.XYToRADecResultDec();
//Center the star chart on the RA/Dec coordinates
tsxsc.RightAscension = rRA;
tsxsc.Declination = rDec;
int Xcen = tsxsc.WidthInPixels / 2;
int Ycen = tsxsc.HeightInPixels / 2;
//find the star at the center of the chart
tsxsc.ClickFind(Xcen, Ycen);
//get the name of the star, if any
tsxoi.Property(Sk6ObjectInformationProperty.sk6ObjInfoProp_SOURCE_CATALOG);
string cSrc = tsxoi.ObjInfoPropOut;
//if there is a name, then get its properties
if (cSrc != "")
{
//Get the name of the star
tsxoi.Property(Sk6ObjectInformationProperty.sk6ObjInfoProp_NAME1);
cName = tsxoi.ObjInfoPropOut;
//Get the catalog magnitude of the star
tsxoi.Property(Sk6ObjectInformationProperty.sk6ObjInfoProp_MAG);
catMag[starCount] = tsxoi.ObjInfoPropOut;
refMag[starCount] = rMag;
starCount++;
}
}
starIndex++;
} while ((starCount < minStarCount) && (starIndex < rMagArr.Length));
//Compute the difference bewtween reference magnitude and catalog magnitude
for (int i = 0; i < starCount; i++)
{
difMag[i] = refMag[i] - catMag[i];
}
//Compute the average difference
double avgMagDif = 0;
for (int i = 0; i < starCount; i++)
{
avgMagDif += difMag[i];
}
avgMagDif = avgMagDif / starCount;
//Compute the mean square of the deviation
double avgMagDev = 0;
for (int i = 0; i < starCount; i++)
{
avgMagDev += Math.Pow((difMag[i] - avgMagDif), 2);
}
avgMagDev = Math.Sqrt(avgMagDev / starCount);
//Compute the adjusted magnitude for target
double avgTgtAdjMag = tMag - avgMagDif;
//Compute the adjusted magnitude error
double meanDevTgtAdjMag = avgMagDev;
//Return center of starchart to target location
//Set the center of view to the suspect//s RA/Dec and light up the target icon
//
//Recenter the star chart on the RA/Dec coordinates
tsxsc.RightAscension = TargetRAhrs;
tsxsc.Declination = TargetDecdeg;
int Xtcen = tsxsc.WidthInPixels / 2;
int Ytcen = tsxsc.HeightInPixels / 2;
//find the star at the center of the chart
tsxsc.ClickFind(Xtcen, Ytcen);
tsxoi.Property(Sk6ObjectInformationProperty.sk6ObjInfoProp_NAME1);
string starName = tsxoi.ObjInfoPropOut;
//Open astrodisplay form of follow up image
tsxim = null;
tsxoi = null;
tsxsc = null;
//Report on computed apparant magnitude
return("Nearest star: " + starName + "\r\n" +
"Adjusted apparent magnitude = " +
avgTgtAdjMag.ToString() + " +/- " +
meanDevTgtAdjMag.ToString());
}
public bool NewStar(string gname, string dfilepath, string rfilepath)
{
//Look for star-like reminant in difference image using the TSX "ShowInventory" (Sextractor) function
// return true if star-like object found, false if not.
//
//Open a new TSX Image object, then load and open difference image
ccdsoftImage tsx_dif = new ccdsoftImage();
tsx_dif.Path = dfilepath;
tsx_dif.Open();
//Prepare TSX to close the image window when closing the image
tsx_dif.DetachOnClose = 0;
//Look for stars using Sextractor
// If fails, close the object and image
try
{
int tdstat = tsx_dif.ShowInventory();
}
catch
{
tsx_dif.Close();
LogEntry("No suspects: Sextractor failed on Difference Image.");
return(false);
}
// Sextractor didnt// run into any problems, but may have found nothing
// Check how many objects found, if none then close up and return false
// If something is found, then leave the window open and return "true"
var dMagArr = tsx_dif.InventoryArray((int)ccdsoftInventoryIndex.cdInventoryMagnitude);
//double[] FWHMArr = Convert.ToDouble(tDiff.InventoryArray((int)ccdsoftInventoryIndex.cdInventoryFWHM));
var dXPosArr = tsx_dif.InventoryArray((int)ccdsoftInventoryIndex.cdInventoryX);
var dYPosArr = tsx_dif.InventoryArray((int)ccdsoftInventoryIndex.cdInventoryY);
//double[] ElpArr = Convert.ToDouble(tDiff.InventoryArray((int)ccdsoftInventoryIndex.cdInventoryEllipticity));
var dClsArr = tsx_dif.InventoryArray((int)ccdsoftInventoryIndex.cdInventoryClass);
if (dMagArr.Length == 0)
{
tsx_dif.Close();
LogEntry("No suspects: No light sources found on Difference Image.");
return(false);
}
else
{
//We have at least one hit in the box. Now look to see if any don//t match up with
// light sources found in the reduced reference image.
//Open a new TSX Image object, then load and open difference image
ccdsoftImage tsx_ref = new ccdsoftImage();
tsx_ref.Path = rfilepath;
tsx_ref.Open();
//Prepare TSX to close the image window when closing the image
tsx_ref.DetachOnClose = 0;
//Look for stars using Sextractor
// If fails, close the object and image
try
{
int cdstat = tsx_ref.ShowInventory();
}
catch
{
tsx_ref.Close();
tsx_dif.Close();
LogEntry("No suspects: Sextractor failed on Reference Image.");
return(false);
}
// Sextractor didnt// run into any problems, but may have found nothing
// Check how many objects found, if none then close up and return false
// If something is found, then leave the window open and return "true"
var rMagArr = tsx_ref.InventoryArray((int)ccdsoftInventoryIndex.cdInventoryMagnitude);
//double[] FWHMArr = Convert.ToDouble(tDiff.InventoryArray((int)ccdsoftInventoryIndex.cdInventoryFWHM));
var rXPosArr = tsx_ref.InventoryArray((int)ccdsoftInventoryIndex.cdInventoryX);
var rYPosArr = tsx_ref.InventoryArray((int)ccdsoftInventoryIndex.cdInventoryY);
//double[] ElpArr = Convert.ToDouble(tDiff.InventoryArray((int)ccdsoftInventoryIndex.cdInventoryEllipticity));
var rClsArr = tsx_ref.InventoryArray((int)ccdsoftInventoryIndex.cdInventoryClass);
//So let//s make being within 20 pixels (40 arcsec) of each other sufficient for calling two light sources the same.
//Proceed through the light source array looking for matches, there shouldn//t be many
int proximity = 20;
Boolean nomatch;
for (int di = 0; di < dXPosArr.Length; di++)
{
double dXpos = Convert.ToDouble(dXPosArr[di]);
double dYpos = Convert.ToDouble(dYPosArr[di]);
double dCls = Convert.ToDouble(dClsArr[di]);
nomatch = true;
if (dCls >= 0.8)
{
for (int ri = 0; ri < rXPosArr.Length; ri++)
{
double rXpos = Convert.ToDouble(rXPosArr[ri]);
double rYpos = Convert.ToDouble(rYPosArr[ri]);
if ((Math.Abs(dXpos - rXpos) <= proximity) && (Math.Abs(dYpos - rYpos) <= proximity))
{
nomatch = false;
break;
}
}
if (nomatch)
{
// A suspect has been found. Log it//s x,y location on the Difference image, then
// Get its location (RA,Dec) by using XYToRADec method that runs yet another Image Link
// on the current image file (not the cropped one), extrapolating the cropped difference image x,y
// to the uncropped current image, then using TSX to convert the extrapolated X,Y to an RA,Dec.
//
// Add to Suspect List then, log, close, collect and return
// We may do more later...
LogEntry("Suspect without alibi in " + dfilepath + " at X= " + Convert.ToInt32(dXpos) + " Y= " + Convert.ToInt32(dYpos));
double xCurPos = ((dXpos - (tsx_dif.WidthInPixels) / 2)) + (grandeWidth / 2);
double yCurPos = ((dYpos - (tsx_dif.HeightInPixels) / 2)) + (grandeHeight / 2);
XYToRADec ss_perp = new XYToRADec(curImagePath, xCurPos, yCurPos);
double pRA = ss_perp.RA;
double pDec = ss_perp.Dec;
LogEntry("Suspect//s coordinates (RA,Dec) = " + pRA.ToString() + " Hrs, " + pDec.ToString() + " Deg");
//Now create a new entry and save the suspect in the suspect file
Suspect ss_sus = new Suspect();
ss_sus.GalaxyName = gname;
ss_sus.Event = DateTime.Now;
ss_sus.SuspectRA = pRA;
ss_sus.SuspectDec = pDec;
ss_sus.SuspectCurrentLocationX = dXpos;
ss_sus.SuspectCurrentLocationY = dYpos;
ss_sus.Store();
tsx_dif.Close();
tsx_dif = null;
tsx_ref.Close();
tsx_ref = null;
ss_perp = null;
ss_sus = null;
GC.Collect();
return(true);
}
}
}
//If no suspects found, log, close, collect and return;
LogEntry("All suspects have alibis from Reference image.");
tsx_dif.Close();
tsx_dif = null;
tsx_ref.Close();
tsx_ref = null;
return(false);
}
}