check point

2025-07-14 12:03:59 +02:00
commit d3cb790bd9
431 changed files with 44078 additions and 0 deletions
--- a/Hawkeye.VisionBuilder.Workflow/Operations/Simple/Blobs/FindRectangleOperation.cs
+++ b/Hawkeye.VisionBuilder.Workflow/Operations/Simple/Blobs/FindRectangleOperation.cs
@@ -0,0 +1,112 @@
+using Hawkeye.VisionBuilder.Workflow.Datatypes.Elements.Origin;
+using Hawkeye.VisionBuilder.Workflow.Datatypes.Elements.Rectangle;
+using Hawkeye.VisionBuilder.Workflow.Operations.Attributes;
+
+using OpenCvSharp;
+using System;
+using System.Security.Cryptography.Xml;
+using Point = OpenCvSharp.Point;
+
+namespace Hawkeye.VisionBuilder.Workflow.Operations;
+[Category("Simple/Blobs")]
+public class FindRectangleOperation:BaseOperation
+{
+    private readonly WorkflowList _workflowList;
+
+    public int MinWidth { get; set; }
+    public int MaxWidth { get; set; } = 999999;
+    public int MinHeight { get; set; }
+    public int MaxHeight { get; set; } = 999999;
+
+    public Guid ReferenceId { get; set; } = new Guid();
+
+    public bool BadIfFound { get; set; }=false;
+
+    public FindRectangleOperation(WorkflowList workflowList)
+    {
+        _workflowList = workflowList;
+        SearchArea = new RectangleElement()
+        {
+            Editable = true,
+            Location = Vector2.One * 100,
+            Size = Vector2.One * 100,
+            IsGood = true
+        };
+    }
+
+    public RectangleElement SearchArea { get; set; }
+
+    //processing result of current element
+    [NotForTool] public OriginElement Origin { get; private set; } = OriginElement.Default;
+
+    protected override void InterpretInternal(Context context)
+    {
+        if(!CheckImageExists(context)) return;
+        SearchArea.MovePivot(_workflowList.GetOriginById(ReferenceId).Origin.Location);
+        var image = context.ActiveImage.ImageData;
+        var mat = new Mat(image.Size(), image.Type(), Scalar.Black);
+
+        SearchArea.FillMat(mat);
+
+        var contoursMat = image.BitwiseAnd(mat).ToMat();
+        context.GraphicsElements.Add(SearchArea);
+        // find rectangle on image
+        Cv2.FindContours(contoursMat, out var contours, out _, RetrievalModes.External, ContourApproximationModes.ApproxSimple);
+        foreach (Point[] contour in contours)
+        {
+            var rect = Cv2.BoundingRect(contour);
+            if (rect.Width >= MinWidth && rect.Width <= MaxWidth && rect.Height >= MinHeight &&
+                rect.Height <= MaxHeight)
+            {
+                Status = "Rectangle: " + rect;
+                Result = !BadIfFound;
+                RectangleElement re = new RectangleElement()
+                {
+                    Editable = false,
+                    IsGood = !BadIfFound,
+                    Location = new Vector2(rect.X, rect.Y),
+                    Size = new Vector2(rect.Width, rect.Height)
+                };
+                context.GraphicsElements.Add(re);
+                return;
+            }
+        }
+
+        Status = "No rectangle found";
+        Result = BadIfFound;
+        
+        
+
+    }
+
+    public override void SetParameters(Dictionary<string, object> parameters)
+    {
+        base.SetParameters(parameters);
+
+        SearchArea.SetPivot(_workflowList.GetOriginById(ReferenceId).Origin.Location);
+    }
+
+    public override void Save(BinaryWriter bw)
+    {
+        base.Save(bw);
+        bw.Write(ReferenceId.ToString());
+        bw.Write(MinWidth);
+        bw.Write(MaxWidth);
+        bw.Write(MinHeight);
+        bw.Write(MaxHeight);
+        bw.Write(BadIfFound);
+        SearchArea.Save(bw);
+    }
+
+    public override void Load(BinaryReader br)
+    {
+        base.Load(br);
+        ReferenceId = new Guid(br.ReadString());
+        MinWidth = br.ReadInt32();
+        MaxWidth = br.ReadInt32();
+        MinHeight = br.ReadInt32();
+        MaxHeight = br.ReadInt32();
+        BadIfFound = br.ReadBoolean();
+        SearchArea.Load(br);
+    }
+}