/*! \page extrusion_page Extrusion \n Extrusion is used to build mesh elements of plus one dimension than the input ones. Any line or planar element can be extruded. Line elements will extrude into quadrilateral plane elements. Triangular and Quadrilateral plane elements extrude into Pentahedron and Hexahedron solids respectively. To use extrusion:
  1. From the \b Modification menu choose the \b Extrusion item or click "Extrusion" button in the toolbar. \image html image91.png
    "Extrusion" button
    The following dialog box will appear: \image html extrusionalongaline1.png \image html extrusionalongaline2.png
  2. In this dialog box you should select:
  3. Generate Groups checkbox allows copying the groups of elements of the source mesh to the newly created one.
  4. Click the \b Apply or \b OK button.
\image html image77.jpg "The mesh with an edge selected for extrusion" \image html image76.jpg "The mesh with extruded edge"
See Also a sample TUI Script of an \ref tui_extrusion "Extrusion" operation. */