1 // Created on: 1994-04-18
2 // Created by: Laurent BUCHARD
3 // Copyright (c) 1994-1999 Matra Datavision
4 // Copyright (c) 1999-2014 OPEN CASCADE SAS
6 // This file is part of Open CASCADE Technology software library.
8 // This library is free software; you can redistribute it and/or modify it under
9 // the terms of the GNU Lesser General Public License version 2.1 as published
10 // by the Free Software Foundation, with special exception defined in the file
11 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
12 // distribution for complete text of the license and disclaimer of any warranty.
14 // Alternatively, this file may be used under the terms of Open CASCADE
15 // commercial license or contractual agreement.
17 #ifndef _BRepClass3d_HeaderFile
18 #define _BRepClass3d_HeaderFile
20 #include <Standard.hxx>
21 #include <Standard_DefineAlloc.hxx>
22 #include <Standard_Handle.hxx>
26 class BRepClass3d_Intersector3d;
27 class BRepClass3d_SolidExplorer;
28 class BRepClass3d_SolidPassiveClassifier;
29 class BRepClass3d_SClassifier;
30 class BRepClass3d_SolidClassifier;
41 //! Returns the outer most shell of <S>. Returns a Null
42 //! shell if <S> has no outer shell.
43 //! If <S> has only one shell, then it will return, without checking orientation.
44 Standard_EXPORT static TopoDS_Shell OuterShell (const TopoDS_Solid& S);
60 friend class BRepClass3d_Intersector3d;
61 friend class BRepClass3d_SolidExplorer;
62 friend class BRepClass3d_SolidPassiveClassifier;
63 friend class BRepClass3d_SClassifier;
64 friend class BRepClass3d_SolidClassifier;
74 #endif // _BRepClass3d_HeaderFile