Merge pull request #217 from ChrisClems/master

Floating point precision comparison fix in BSpline.cs
FriendsOfCADability · Jan 14, 2025 · 7acffce · 7acffce
2 parents 1175600 + 5d669e5
commit 7acffce
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/CADability/BSpline.cs b/CADability/BSpline.cs
@@ -2032,8 +2032,8 @@ public override void GetObjectData(SerializationInfo info, StreamingContext cont
         /// <returns>The resulting point</returns>
         public GeoPoint PointAtParam(double param)
         {
-            if (param == knots[0]) return poles[0];
-            if (param == knots[knots.Length - 1]) return poles[poles.Length - 1];
+            if (Math.Abs(param - knots[0]) < Precision.eps) return poles[0];
+            if (Math.Abs(param - knots[knots.Length - 1]) < Precision.eps) return poles[poles.Length - 1];
             lock (this)
             {
                 if (!nurbsHelper) MakeNurbsHelper();