3 \page merging_elements_page Merging Elements
5 \n This functionality allows to merge coincident elements of a mesh
6 object selectable in the dialog box. Two elements are considered coincident if they are based on the same set of nodes.
8 \image html mergeelems_ico.png "Merge elements menu button"
11 <li>Choose in the main menu \b Modification -> \b Transformation
12 -> <b>Merge elements</b> item. The following dialog box shall
15 \image html mergeelems_auto.png
18 <li>\b Name is the name of the mesh object whose elements will be
20 <li>\b Automatic or \b Manual Mode allows choosing how the elements
24 <li><b>Automatic mode:</b>
26 <li>In the \b Automatic Mode the elements created on the same nodes
31 <li>If the \b Manual Mode is selected, additional controls are
34 \image html mergeelems.png
37 <li>\b Detect button generates the list of coincident elements found
38 in the selected object.</li>
39 <li><b>Coincident elements</b> is a list of groups of elements for
40 merging. After the operation all elements of each group will
41 be united into one element. The first element of a group is kept and
42 the others are removed.
44 <li>\b Remove button deletes the selected group from the list.</li>
45 <li>\b Add button adds to the list a group of elements selected in the
46 viewer with pressed "Shift" key.</li>
47 <li><b>Select all</b> check-box selects all groups.</li>
48 <li><b>Show double elements IDs</b> check-box shows/hides identifiers of
49 elements of the selected groups in the 3D viewer.</li>
51 <li><b>Edit selected group</b> list allows editing the selected group:
54 <center>adds to the group the elements selected in the viewer.</center>
56 \image html remove.png
57 <center>removes the selected elements from the group.</center>
60 <center>moves the selected element to the first position in the
61 group in order to keep it in the mesh.</center>
64 <li>To confirm your choice click \b Apply or <b>Apply and Close</b> button.</li>
68 In this picture you see a triangle which coincides with one of the
69 elements of the mesh. After we apply <b>Merge Elements</b> functionality, the
70 triangle will be completely merged with the mesh.
72 \image html meshtrianglemergeelem1.png
74 <br><b>See Also</b> a sample TUI Script of a
75 \ref tui_merging_elements "Merge Elements" operation.