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doc/texinfo/opt_mesh.texi

@@ -184,6 +184,11 @@ CPU time (in seconds) for the generation of the current mesh (read-only)@*
 Default value: @code{0}@*
 Saved in: @code{-}
 
+@item Mesh.DelaunayQ
+Quality factor for initial Delaunay tetrahedralization@*
+Default value: @code{3.5}@*
+Saved in: @code{General.OptionsFileName}
+
 @item Mesh.DrawSkinOnly
 Draw only the skin of 3D meshes?@*
 Default value: @code{0}@*

doc/texinfo/opt_plugin.texi

@@ -992,15 +992,14 @@ Default value: @code{1}
 @end table
 
 @item Plugin(Skin)
-Plugin(Skin) extracts the boundary (skin) of the view `View'. If `Visible' is set, the plugin only extracts the skin of visible entities.
-
-If `View' < 0, the plugin is run on the current view.
-
-Plugin(Skin) creates one new view.
+Plugin(Skin) extracts the boundary (skin) of the current mesh (if `FromMesh' = 1), or from the the view `View' (in which case it creates a new view). If `View' < 0 and `FromMesh' = 0, the plugin is run on the current view.
+If `Visible' is set, the plugin only extracts the skin of visible entities.
 Numeric options:
 @table @code
 @item Visible
 Default value: @code{1}
+@item FromMesh
+Default value: @code{0}
 @item View
 Default value: @code{-1}
 @end table