From 7a2c0026725657248303186f3d21892050dec348 Mon Sep 17 00:00:00 2001
From: Antoine <antoine.letarte@gmail.com>
Date: Mon, 16 Feb 2026 18:57:31 +0000
Subject: [PATCH] fix: use Matrix3x3 for datum plane, property assignment for
 SketchInPlaceBuilder2

---
 .../adaptive-isogrid/src/nx/import_profile.py | 36 ++++++++++---------
 1 file changed, 19 insertions(+), 17 deletions(-)

diff --git a/tools/adaptive-isogrid/src/nx/import_profile.py b/tools/adaptive-isogrid/src/nx/import_profile.py
index 4a32eb45..1b5bd7b0 100644
--- a/tools/adaptive-isogrid/src/nx/import_profile.py
+++ b/tools/adaptive-isogrid/src/nx/import_profile.py
@@ -118,30 +118,32 @@ def _find_or_create_sketch(
     origin_pt = NXOpen.Point3d(origin[0], origin[1], origin[2])
     normal_vec = NXOpen.Vector3d(normal[0], normal[1], normal[2])
     x_vec = NXOpen.Vector3d(x_axis[0], x_axis[1], x_axis[2])
+    y_axis = transform["y_axis"]
+    y_vec = NXOpen.Vector3d(y_axis[0], y_axis[1], y_axis[2])
 
-    # Create a Plane object using the normal vector
-    plane = part.Planes.CreatePlane(
-        NXOpen.PlaneTypes.MethodType.Distance,       # method
-        NXOpen.PlaneTypes.AlternateType.One,          # alternate
-        origin_pt,                                     # origin
-        normal_vec,                                    # normal
-        "",                                            # expression
-        False,                                         # flip
-        False,                                         # percent
-        [],                                            # geometry refs
-    )
+    # Build Matrix3x3 from x_axis, y_axis, normal (row-major: Xx,Xy,Xz, Yx,Yy,Yz, Zx,Zy,Zz)
+    mtx = NXOpen.Matrix3x3()
+    mtx.Xx = x_axis[0]; mtx.Xy = x_axis[1]; mtx.Xz = x_axis[2]
+    mtx.Yx = y_axis[0]; mtx.Yy = y_axis[1]; mtx.Yz = y_axis[2]
+    mtx.Zx = normal[0]; mtx.Zy = normal[1]; mtx.Zz = normal[2]
+
+    # Create fixed datum plane
+    datum_plane = part.Datums.CreateFixedDatumPlane(origin_pt, mtx)
+    lister.WriteLine(f"[import] Created datum plane: {datum_plane}")
 
     # Create sketch-in-place builder
-    sketch_builder = part.Sketches.CreateNewSketchInPlaceBuilder(NXOpen.Sketch.Null)
-    sketch_builder.PlaneReference(plane)
+    sketch_builder = part.Sketches.CreateSketchInPlaceBuilder2(NXOpen.Sketch.Null)
 
-    # Set sketch origin as a Point object
+    # Set plane — PlaneReference is a property setter
+    sketch_builder.PlaneReference = datum_plane
+
+    # Set sketch origin
     origin_point = part.Points.CreatePoint(origin_pt)
-    sketch_builder.SketchOrigin(origin_point)
+    sketch_builder.SketchOrigin = origin_point
 
-    # Set axis reference as Direction
+    # Set axis reference
     axis_dir = part.Directions.CreateDirection(origin_pt, x_vec, NXOpen.SmartObject.UpdateOption.WithinModeling)
-    sketch_builder.AxisReference(axis_dir)
+    sketch_builder.AxisReference = axis_dir
 
     # Commit to create the sketch
     sketch_feature = sketch_builder.CommitFeature()