public static void LearnPattern(ImageViewer SourceImage, float fUpper = 0, float fLower = 0)
{
using (VisionImage plane = new VisionImage(ImageType.U8, 7))
{
// Extract the green color plane and copy it to the main image.
if (SourceImage.Image.Type == ImageType.Rgb32)
{
Algorithms.ExtractColorPlanes(SourceImage.Image, NationalInstruments.Vision.ColorMode.Rgb, null, plane, null);
Algorithms.Copy(plane, SourceImage.Image);
}
}
// Algorithms.LearnPattern2(SourceImage.Image);
OvalContour vaRect2 = new OvalContour(0, 0, 0, 0);
Roi roi = new Roi();
roi.Add(vaRect2);
// Histogram Grayscale
using (VisionImage imageMask = new VisionImage(ImageType.U8, 7))
{
RotationAngleRange ra = new RotationAngleRange(fLower, fUpper);
PixelValue fillValue = new PixelValue(255);
Algorithms.RoiToMask(imageMask, roi, fillValue, SourceImage.Image);
Algorithms.LearnPattern2(SourceImage.Image, imageMask, MatchingAlgorithm.MatchGrayValuePyramid, ra);
}
roi.Dispose();
}
public override bool Lerarn(VisionImage image, Roi roi)
{
if (roi.Count == 0)
{
return(false);
}
bool rtn = false;
try
{
Algorithms.Extract(image, this.Temp, roi);
RotationAngleRange range = new RotationAngleRange();
var op1 = (this.OptionList[0] as DetectCurveOptions).Options;
Algorithms.LearnGeometricPatternEdgeBased(this.Temp, new PointContour(), 0, op1, LearnOptions);
rtn = true;
}
catch (VisionException ex)
{
Debug.WriteLine(ex.VisionErrorText);
}
return(rtn);
}
public override bool Lerarn(VisionImage image, Roi roi)
{
if (roi.Count == 0)
{
return(false);
}
bool rtn = false;
try
{
Algorithms.Extract(image, this.Temp, roi);
RotationAngleRange range = new RotationAngleRange();
range.Lower = 0;
range.Upper = 360;
Algorithms.LearnPattern2(this.Temp, null, this.MatchingAlgorithm, range);
rtn = true;
}
catch (Exception ex)
{
Debug.WriteLine(ex.Message);
}
return(rtn);
}
