feat: add BestFitFilter and TileEvaluator for pair filtering and tiling

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>
2026-03-07 11:51:44 -05:00
parent 2a8b2dfdee
commit 7a0aac9f59
4 changed files with 134 additions and 0 deletions
@@ -0,0 +1,46 @@
+using System.Collections.Generic;
+
+namespace OpenNest.Engine.BestFit
+{
+    public class BestFitFilter
+    {
+        public double MaxPlateWidth { get; set; }
+        public double MaxPlateHeight { get; set; }
+        public double MaxAspectRatio { get; set; } = 5.0;
+        public double MinUtilization { get; set; } = 0.3;
+
+        public void Apply(List<BestFitResult> results)
+        {
+            foreach (var result in results)
+            {
+                if (!result.Keep)
+                    continue;
+
+                if (result.ShortestSide > System.Math.Min(MaxPlateWidth, MaxPlateHeight))
+                {
+                    result.Keep = false;
+                    result.Reason = "Exceeds plate dimensions";
+                    continue;
+                }
+
+                var aspect = result.LongestSide / result.ShortestSide;
+
+                if (aspect > MaxAspectRatio)
+                {
+                    result.Keep = false;
+                    result.Reason = string.Format("Aspect ratio {0:F1} exceeds max {1}", aspect, MaxAspectRatio);
+                    continue;
+                }
+
+                if (result.Utilization < MinUtilization)
+                {
+                    result.Keep = false;
+                    result.Reason = string.Format("Utilization {0:P0} below minimum", result.Utilization);
+                    continue;
+                }
+
+                result.Reason = "Valid";
+            }
+        }
+    }
+}