include/opencascade/ShapeUpgrade_ShellSewing.hxx

0001 // Created on: 1998-06-03
0002 // Created by: data exchange team
0003 // Copyright (c) 1998-1999 Matra Datavision
0004 // Copyright (c) 1999-2014 OPEN CASCADE SAS
0005 //
0006 // This file is part of Open CASCADE Technology software library.
0007 //
0008 // This library is free software; you can redistribute it and/or modify it under
0009 // the terms of the GNU Lesser General Public License version 2.1 as published
0010 // by the Free Software Foundation, with special exception defined in the file
0011 // OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
0012 // distribution for complete text of the license and disclaimer of any warranty.
0013 //
0014 // Alternatively, this file may be used under the terms of Open CASCADE
0015 // commercial license or contractual agreement.
0016
0017 #ifndef _ShapeUpgrade_ShellSewing_HeaderFile
0018 #define _ShapeUpgrade_ShellSewing_HeaderFile
0019
0020 #include <Standard.hxx>
0021 #include <Standard_DefineAlloc.hxx>
0022 #include <Standard_Handle.hxx>
0023
0024 #include <TopTools_IndexedMapOfShape.hxx>
0025 #include <Standard_Integer.hxx>
0026 class ShapeBuild_ReShape;
0027 class TopoDS_Shape;
0028
0029
0030 //! This class provides a tool for applying sewing algorithm from
0031 //! BRepBuilderAPI: it takes a shape, calls sewing for each shell,
0032 //! and then replaces sewed shells with use of ShapeBuild_ReShape
0033 class ShapeUpgrade_ShellSewing
0034 {
0035 public:
0036
0037   DEFINE_STANDARD_ALLOC
0038
0039
0040   //! Creates a ShellSewing, empty
0041   Standard_EXPORT ShapeUpgrade_ShellSewing();
0042
0043   //! Builds a new shape from a former one, by calling Sewing from
0044   //! BRepBuilderAPI. Rebuilt solids are oriented to be "not infinite"
0045   //!
0046   //! If <tol> is not given (i.e. value 0. by default), it is
0047   //! computed as the mean tolerance recorded in <shape>
0048   //!
0049   //! If no shell has been sewed, this method returns the input
0050   //! shape
0051   Standard_EXPORT TopoDS_Shape ApplySewing (const TopoDS_Shape& shape, const Standard_Real tol = 0.0);
0052
0053
0054
0055
0056 protected:
0057
0058
0059
0060
0061
0062 private:
0063
0064
0065   Standard_EXPORT void Init (const TopoDS_Shape& shape);
0066
0067   Standard_EXPORT Standard_Integer Prepare (const Standard_Real tol);
0068
0069   Standard_EXPORT TopoDS_Shape Apply (const TopoDS_Shape& shape, const Standard_Real tol);
0070
0071
0072   TopTools_IndexedMapOfShape myShells;
0073   Handle(ShapeBuild_ReShape) myReShape;
0074
0075
0076 };
0077
0078
0079
0080
0081
0082
0083
0084 #endif // _ShapeUpgrade_ShellSewing_HeaderFile