fix(extrude): start extend negative for symmetric extrude

2026-02-17 01:16:36 +00:00
parent e6f98ac921
commit 20d035205a
1 changed files with 2 additions and 2 deletions
--- a/tools/adaptive-isogrid/src/nx/import_profile.py
+++ b/tools/adaptive-isogrid/src/nx/import_profile.py
@@ -637,8 +637,8 @@ def _extrude_sketch(part: Any, sketch: Any, thickness: float,
            lister.WriteLine(f"[extrude] Expression warning: {exc}")
            half_expr = str(float(thickness) / 2.0)

-        # Symmetric extrude: ±thk/2 from sketch plane
-        builder.Limits.StartExtend.Value.RightHandSide = half_expr
+        # Symmetric extrude: -thk/2 to +thk/2 from sketch plane
+        builder.Limits.StartExtend.Value.RightHandSide = f"-({half_expr})"
        builder.Limits.EndExtend.Value.RightHandSide = half_expr

        builder.BooleanOperation.Type = NXOpen.GeometricUtilities.BooleanOperation.BooleanType.Create