Merge branch 'develop' into MeshRotation

pshriwise · Dec 20, 2025 · Oct 11, 2024 · Oct 11, 2024 · Oct 14, 2024 · Oct 14, 2024
commit da17908a0c5dd8d09740e82071b2592279a29118
diff --git a/openmc/filter.py b/openmc/filter.py
@@ -1043,14 +1043,14 @@ def from_xml_element(cls, elem: ET.Element, **kwargs) -> MeshFilter:
 
         translation = get_elem_list(elem, "translation", float) or []
         if translation:
-            out.translation = [float(x) for x in translation.split()]
-        rotation = elem.get('rotation')
+            out.translation = translation
+
+        rotation = get_elem_list(elem, 'rotation', float) or []
         if rotation:
-            values = [float(x) for x in rotation.split()]
-            if len(values) == 3:
-                out.rotation = [float(x) for x in values]
-            elif len(values) == 9:
-                out.rotation = np.array(values).reshape(3, 3)
+            if len(rotation) == 3:
+                out.rotation = rotation
+            elif len(rotation) == 9:
+                out.rotation = np.array(rotation).reshape(3, 3)
         return out