1 // Copyright (C) 2007-2013 CEA/DEN, EDF R&D, OPEN CASCADE
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
20 // File : StdMeshers_ViscousLayers.hxx
21 // Created : Wed Dec 1 15:15:34 2010
22 // Author : Edward AGAPOV (eap)
24 #ifndef __StdMeshers_ViscousLayers_HXX__
25 #define __StdMeshers_ViscousLayers_HXX__
27 #include "SMESH_StdMeshers.hxx"
29 #include "SMESH_Hypothesis.hxx"
30 #include "SMESH_ProxyMesh.hxx"
35 * \brief Hypothesis defining parameters of viscous layers
37 class STDMESHERS_EXPORT StdMeshers_ViscousLayers : public SMESH_Hypothesis
40 StdMeshers_ViscousLayers(int hypId, int studyId, SMESH_Gen* gen);
42 // Set boundary shapes, faces in 3D, edges in 2D, either to exclude from
43 // treatment or to make the Viscous Layers on
44 void SetBndShapes(const std::vector<int>& shapeIds, bool toIgnore);
45 std::vector<int> GetBndShapes() const { return _shapeIds; }
46 bool IsToIgnoreShapes() const { return _isToIgnoreShapes; }
48 // Set total thickness of layers of prisms
49 void SetTotalThickness(double thickness);
50 double GetTotalThickness() const { return _thickness; }
52 // Set number of layers of prisms
53 void SetNumberLayers(int nb);
54 int GetNumberLayers() const { return _nbLayers; }
56 // Set factor (>1.0) of growth of layer thickness towards inside of mesh
57 void SetStretchFactor(double factor);
58 double GetStretchFactor() const { return _stretchFactor; }
60 // Computes temporary 2D mesh to be used by 3D algorithm.
61 // Return SMESH_ProxyMesh for each SOLID in theShape
62 SMESH_ProxyMesh::Ptr Compute(SMESH_Mesh& theMesh,
63 const TopoDS_Shape& theShape,
64 const bool toMakeN2NMap=false) const;
66 virtual std::ostream & SaveTo(std::ostream & save);
67 virtual std::istream & LoadFrom(std::istream & load);
70 * \brief Initialize my parameter values by the mesh built on the geometry
71 * \param theMesh - the built mesh
72 * \param theShape - the geometry of interest
73 * \retval bool - true if parameter values have been successfully defined
75 * Just return false as this hypothesis does not have parameters values
77 virtual bool SetParametersByMesh(const SMESH_Mesh* theMesh, const TopoDS_Shape& theShape);
80 * \brief Initialize my parameter values by default parameters.
81 * \retval bool - true if parameter values have been successfully defined
83 virtual bool SetParametersByDefaults(const TDefaults& dflts, const SMESH_Mesh* theMesh=0)
86 static const char* GetHypType() { return "ViscousLayers"; }
90 std::vector<int> _shapeIds;
91 bool _isToIgnoreShapes;
94 double _stretchFactor;
100 // sets a sub-mesh event listener to clear sub-meshes of sub-shapes of
101 // the main shape when sub-mesh of the main shape is cleared,
102 // for example to clear sub-meshes of FACEs when sub-mesh of a SOLID
104 void ToClearSubWithMain( SMESH_subMesh* sub, const TopoDS_Shape& main);