private static FindEdgeReport IVA_FindEdge(VisionImage image,
Roi roi,
RakeDirection direction,
EdgeOptions options,
StraightEdgeOptions straightEdgeOptions,
IVA_Data ivaData,
int stepIndex)
{
// First, delete all the results of this step (from a previous iteration)
Functions.IVA_DisposeStepResults(ivaData, stepIndex);
// Find the Edge
FindEdgeOptions edgeOptions = new FindEdgeOptions(direction);
edgeOptions.EdgeOptions = options;
edgeOptions.StraightEdgeOptions = straightEdgeOptions;
FindEdgeReport lineReport = new FindEdgeReport();
lineReport = Algorithms.FindEdge(image, roi, edgeOptions);
// If there was at least one line, get data
if (lineReport.StraightEdges.Count >= 1)
{
// Store the results in the data structure.
ivaData.stepResults[stepIndex].results.Add(new IVA_Result("Point 1.X Position (Pix.)", lineReport.StraightEdges[0].StraightEdge.Start.X));
ivaData.stepResults[stepIndex].results.Add(new IVA_Result("Point 1.Y Position (Pix.)", lineReport.StraightEdges[0].StraightEdge.Start.Y));
ivaData.stepResults[stepIndex].results.Add(new IVA_Result("Point 2.X Position (Pix.)", lineReport.StraightEdges[0].StraightEdge.End.X));
ivaData.stepResults[stepIndex].results.Add(new IVA_Result("Point 2.Y Position (Pix.)", lineReport.StraightEdges[0].StraightEdge.End.Y));
if ((image.InfoTypes & InfoTypes.Calibration) != 0)
{
ivaData.stepResults[stepIndex].results.Add(new IVA_Result("Point 1.X Position (World)", lineReport.StraightEdges[0].CalibratedStraightEdge.Start.X));
ivaData.stepResults[stepIndex].results.Add(new IVA_Result("Point 1.Y Position (World)", lineReport.StraightEdges[0].CalibratedStraightEdge.Start.Y));
ivaData.stepResults[stepIndex].results.Add(new IVA_Result("Point 2.X Position (World)", lineReport.StraightEdges[0].CalibratedStraightEdge.End.X));
ivaData.stepResults[stepIndex].results.Add(new IVA_Result("Point 2.Y Position (World)", lineReport.StraightEdges[0].CalibratedStraightEdge.End.Y));
}
ivaData.stepResults[stepIndex].results.Add(new IVA_Result("Angle", lineReport.StraightEdges[0].Angle));
if ((image.InfoTypes & InfoTypes.Calibration) != 0)
{
ivaData.stepResults[stepIndex].results.Add(new IVA_Result("Angle (World)", lineReport.StraightEdges[0].CalibratedAngle));
}
}
return(lineReport);
}
private void FindEdges()
{
if (imageViewer1.Roi.Count > 0)
{
// Use search direction selected.
RakeDirection direction = (RakeDirection)Enum.Parse(typeof(RakeDirection), (string)searchDirection.SelectedItem);
// Fill in the edge options structure from the controls on the form.
EdgeOptions edgeOptions = new EdgeOptions();
edgeOptions.ColumnProcessingMode = (ColumnProcessingMode)Enum.Parse(typeof(ColumnProcessingMode), (string)smoothing.SelectedItem);
edgeOptions.InterpolationType = (InterpolationMethod)Enum.Parse(typeof(InterpolationMethod), (string)interpolationMethod.SelectedItem);
edgeOptions.KernelSize = (uint)kernelSize.Value;
edgeOptions.MinimumThreshold = (uint)minimumThreshold.Value;
edgeOptions.Polarity = (EdgePolaritySearchMode)Enum.Parse(typeof(EdgePolaritySearchMode), (string)polarity.SelectedItem);
edgeOptions.Width = (uint)width.Value;
// Fill in the straight edge options structure from the controls on the form.
StraightEdgeOptions straightEdgeOptions = new StraightEdgeOptions();
straightEdgeOptions.AngleRange = (double)angleRange.Value;
straightEdgeOptions.AngleTolerance = (double)angleTolerance.Value;
straightEdgeOptions.HoughIterations = (uint)houghIterations.Value;
straightEdgeOptions.ScoreRange.Initialize((double)minimumScore.Value, (double)maximumScore.Value);
straightEdgeOptions.MinimumCoverage = (double)minimumCoverage.Value;
straightEdgeOptions.MinimumSignalToNoiseRatio = (double)minimumSignalToNoiseRatio.Value;
straightEdgeOptions.NumberOfLines = (uint)numberOfLines.Value;
straightEdgeOptions.Orientation = (double)orientation.Value;
straightEdgeOptions.SearchMode = (StraightEdgeSearchMode)Enum.Parse(typeof(StraightEdgeSearchMode), (string)searchMode.SelectedItem);
straightEdgeOptions.StepSize = (uint)stepSize.Value;
FindEdgeOptions options = new FindEdgeOptions(direction, true, true, true, true);
options.EdgeOptions = edgeOptions;
options.StraightEdgeOptions = straightEdgeOptions;
// Clear all overlays from previous run.
imageViewer1.Image.Overlays.Default.Clear();
// Run the edge detection.
FindEdgeReport report = Algorithms.FindEdge(imageViewer1.Image, imageViewer1.Roi, options);
}
}