--- /dev/null
+// Copyright (C) 2007-2021 CEA/DEN, EDF R&D, OPEN CASCADE
+//
+// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
+// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
+//
+// File : StdMeshers_Cartesian_VL.hxx
+// Created : Tue May 24 12:32:01 2022
+// Author : Edward AGAPOV (eap)
+
+#ifndef __StdMeshers_Cartesian_VL_HXX__
+#define __StdMeshers_Cartesian_VL_HXX__
+
+#include <BRepOffset_MakeOffset.hxx>
+#include <set>
+#include <map>
+#include <vector>
+
+class StdMeshers_ViscousLayers;
+class SMESH_Mesh;
+
+namespace StdMeshers_Cartesian_VL
+{
+ class ViscousBuilder
+ {
+ public:
+
+ ViscousBuilder( const StdMeshers_ViscousLayers* hypViscousLayers,
+ const SMESH_Mesh & theMesh,
+ const TopoDS_Shape & theShape);
+ ~ViscousBuilder();
+
+ TopoDS_Shape MakeOffsetShape(const TopoDS_Shape & theShape,
+ SMESH_Mesh & theMesh,
+ std::string & theError );
+
+ SMESH_Mesh* MakeOffsetMesh();
+
+ bool MakeViscousLayers( SMESH_Mesh & theMesh,
+ const TopoDS_Shape & theShape );
+
+ private:
+
+ TopoDS_Shape getOffsetSubShape( const TopoDS_Shape& S );
+
+ const StdMeshers_ViscousLayers* _hyp;
+ BRepOffset_MakeOffset _makeOffset;
+ SMESH_Mesh* _offsetMesh;
+ TopoDS_Shape _offsetShape;
+ std::set< int > _shapesWVL; // shapes with viscous layers
+ std::map< int, std::vector< int > > _edge2facesWOVL; // EDGE 2 FACEs w/o VL
+ };
+}
+
+#endif
