feat: add LeadIn hierarchy (7 classes)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-03-12 23:07:31 -04:00
parent 9b3cf10222
commit f17db1d2f9
7 changed files with 245 additions and 0 deletions
--- a/OpenNest.Core/CNC/CuttingStrategy/LeadIns/ArcLeadIn.cs
+++ b/OpenNest.Core/CNC/CuttingStrategy/LeadIns/ArcLeadIn.cs
@@ -0,0 +1,36 @@
+using System.Collections.Generic;
+using OpenNest.Geometry;
+
+namespace OpenNest.CNC.CuttingStrategy
+{
+    public class ArcLeadIn : LeadIn
+    {
+        public double Radius { get; set; }
+
+        public override List<ICode> Generate(Vector contourStartPoint, double contourNormalAngle,
+            RotationType winding = RotationType.CW)
+        {
+            var piercePoint = GetPiercePoint(contourStartPoint, contourNormalAngle);
+
+            var arcCenter = new Vector(
+                contourStartPoint.X + Radius * System.Math.Cos(contourNormalAngle),
+                contourStartPoint.Y + Radius * System.Math.Sin(contourNormalAngle));
+
+            return new List<ICode>
+            {
+                new RapidMove(piercePoint),
+                new ArcMove(contourStartPoint, arcCenter, winding)
+            };
+        }
+
+        public override Vector GetPiercePoint(Vector contourStartPoint, double contourNormalAngle)
+        {
+            var arcCenterX = contourStartPoint.X + Radius * System.Math.Cos(contourNormalAngle);
+            var arcCenterY = contourStartPoint.Y + Radius * System.Math.Sin(contourNormalAngle);
+
+            return new Vector(
+                arcCenterX + Radius * System.Math.Cos(contourNormalAngle),
+                arcCenterY + Radius * System.Math.Sin(contourNormalAngle));
+        }
+    }
+}