public Overlay(SkyObject[] objects, int width, int height, PixelFormat pixelFormat)
{
this.objects = objects;
thickness = (int)(((double)width) * (10.0f / 5465.0f));
BuildOverlay(width, height, pixelFormat);
}
/// <summary>
/// Automatically identifies objects in the image based on their locations. Requires two objects to be identified manually.
/// </summary>
/// <param name="unidentified">A list of objects that could not be identified.</param>
/// <returns>Returns true if there are enough starter IDs. Otherwise returns false.</returns>
public bool AutoIdentify(out SkyObject[] unidentified)
{
List<SkyObject> unid = new List<SkyObject>();
SkyObject a, b;
a = b = null;
for (int i = 0; i < objects.Count; i++)
{
if (objects[i].CatEntry != null)
{
if (a == null)
a = objects[i];
else if (b == null)
b = objects[i];
else
break;
}
}
if (b == null)
{
unidentified = null;
return false;
}
PointVector pA = new PointVector(a.Location);
PointVector pB = new PointVector(b.Location);
PointVector pDiff = pA - pB;
SkyVector sA = a.CatEntry.Position;
SkyVector sB = b.CatEntry.Position;
SkyVector sDiff = sA - sB;
double xScaleLength = sDiff.RA.Degrees.Fractional / pDiff.X;
double yScaleLength = sDiff.DE.Fractional / pDiff.Y;
for (int i = 0; i < objects.Count; i++)
{
if (objects[i].CatEntry != null)
continue;
PointVector pObj = new PointVector(objects[i].Location);
PointVector pObjDiff = pA - pObj;
double xScaleDiff = xScaleLength * pObjDiff.X;
double yScaleDiff = yScaleLength * pObjDiff.Y;
SkyVector scaleDiff = new SkyVector(new HourAngle(xScaleDiff), yScaleDiff);
SkyVector objPos = sA - scaleDiff;
// Try to find star in catalog
CatalogEntry entry;
if (Program.GC.GetStarAtPosition(objPos, 0.025f, 0.025f, out entry))
{
objects[i].CatEntry = entry;
}
else
{
objects[i].Position = objPos;
unid.Add(objects[i]);
}
}
unidentified = unid.ToArray();
return true;
}
public void CountBlobs(int minWidth, int minHeight, int maxWidth, int maxHeight, bool coupled)
{
BlobCounter blobs = new BlobCounter();
blobs.FilterBlobs = true;
blobs.MinWidth = minWidth;
blobs.MinHeight = minHeight;
blobs.MaxWidth = maxWidth;
blobs.MaxHeight = maxHeight;
blobs.ProcessImage(image.DisplayImage);
Blob[] objs = blobs.GetObjects(image.DisplayImage, false);
for (int i = 0; i < objs.Length; i++)
{
SkyObject o = new SkyObject(objs[i]);
objects.Add(o);
}
overlay = new Overlay(objects.ToArray(), image.Width, image.Height, image.PixelFormat);
AddFilter(new Add(overlay.image.display));
}
/// <summary>
/// Adds an object to the list.
/// </summary>
/// <param name="obj"></param>
public void AddObject(SkyObject obj)
{
objects.Add(obj);
}
public bool RemoveObject(SkyObject obj)
{
return objects.Remove(obj);
}
public frmAddIdentity(SkyObject obj)
{
InitializeComponent();
Obj = obj;
}