Changing orientation of elements
********************************
-Orientation of an element is changed by changing the order of its nodes.
+Orientation of an element is changed by changing the :doc:`order <connectivity>` of its nodes.
-**To change orientation of elements:**
+*To change orientation of elements:*
-#. Select a mesh (and display it in the 3D Viewer if you are going to pick elements by mouse).
-#. In the **Modification** menu select the **Orientation** item or click **Orientation** button in the toolbar.
-
- .. image:: ../images/image79.png
- :align: center
+.. |img| image:: ../images/image79.png
- .. centered::
- **"Orientation" button**
+#. Select a mesh (and display it in the 3D Viewer if you are going to pick elements by mouse).
+#. In the **Modification** menu select the **Orientation** item or click *Orientation* button |img| in the toolbar.
- The following dialog box will appear:
+ The following dialog box will appear:
.. image:: ../images/orientaation1.png
:align: center
* Select type of elements to reorient: **Face** or **Volume**.
- * **The main list** shall contain the elements which will be reoriented. You can click on an element in the 3D viewer and it will be highlighted. After that click the **Add** button and the ID of this element will be added to the list. To remove a selected element or elements from the list click the **Remove** button. The **Sort** button allows to sort the list of elements IDs. The **Set filter** button allows to apply a definite :ref:`filtering_elements` "filter" to the selection of elements.
+ * **The main list** shall contain the elements which will be reoriented. You can click on an element in the 3D viewer and it will be highlighted. After that click the **Add** button and the ID of this element will be added to the list. To remove a selected element or elements from the list click the **Remove** button. The **Sort** button allows to sort the list of elements IDs. The **Set filter** button allows to apply a definite :ref:`filter <filtering_elements>` to the selection of elements.
* **Apply to all** radio button allows to modify the orientation of all elements of the selected mesh.
* *Select from** set of fields allows to choose a sub-mesh or an existing group whose elements can be added to the list.