mirror of
https://git.salome-platform.org/gitpub/modules/smesh.git
synced 2024-12-27 09:50:34 +05:00
132 lines
4.8 KiB
C++
132 lines
4.8 KiB
C++
// Copyright (C) 2007-2016 CEA/DEN, EDF R&D, OPEN CASCADE
|
|
//
|
|
// 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_ViscousLayers.hxx
|
|
// Created : Wed Dec 1 15:15:34 2010
|
|
// Author : Edward AGAPOV (eap)
|
|
|
|
#ifndef __StdMeshers_ViscousLayers_HXX__
|
|
#define __StdMeshers_ViscousLayers_HXX__
|
|
|
|
#include "SMESH_StdMeshers.hxx"
|
|
|
|
#include "SMESH_Hypothesis.hxx"
|
|
#include "SMESH_ProxyMesh.hxx"
|
|
#include "SMESH_ComputeError.hxx"
|
|
|
|
#include <vector>
|
|
|
|
/*!
|
|
* \brief Hypothesis defining parameters of viscous layers
|
|
*/
|
|
class STDMESHERS_EXPORT StdMeshers_ViscousLayers : public SMESH_Hypothesis
|
|
{
|
|
public:
|
|
StdMeshers_ViscousLayers(int hypId, SMESH_Gen* gen);
|
|
|
|
// Set boundary shapes (faces in 3D, edges in 2D) either to exclude from
|
|
// treatment or to make the Viscous Layers on
|
|
void SetBndShapes(const std::vector<int>& shapeIds, bool toIgnore);
|
|
std::vector<int> GetBndShapes() const { return _shapeIds; }
|
|
bool IsToIgnoreShapes() const { return _isToIgnoreShapes; }
|
|
|
|
// Set total thickness of layers of prisms
|
|
void SetTotalThickness(double thickness);
|
|
double GetTotalThickness() const { return _thickness; }
|
|
|
|
// Set number of layers of prisms
|
|
void SetNumberLayers(int nb);
|
|
int GetNumberLayers() const { return _nbLayers; }
|
|
|
|
// Set factor (>1.0) of growth of layer thickness towards inside of mesh
|
|
void SetStretchFactor(double factor);
|
|
double GetStretchFactor() const { return _stretchFactor; }
|
|
|
|
// Method of computing node translation
|
|
enum ExtrusionMethod {
|
|
// node is translated along normal to a surface with possible further smoothing
|
|
SURF_OFFSET_SMOOTH,
|
|
// node is translated along the average normal of surrounding faces till
|
|
// intersection with a neighbor face translated along its own normal
|
|
// by the layers thickness
|
|
FACE_OFFSET,
|
|
// node is translated along the average normal of surrounding faces
|
|
// by the layers thickness
|
|
NODE_OFFSET
|
|
};
|
|
void SetMethod( ExtrusionMethod how );
|
|
ExtrusionMethod GetMethod() const { return _method; }
|
|
|
|
// Computes temporary 2D mesh to be used by 3D algorithm.
|
|
// Return SMESH_ProxyMesh for each SOLID in theShape
|
|
SMESH_ProxyMesh::Ptr Compute(SMESH_Mesh& theMesh,
|
|
const TopoDS_Shape& theShape,
|
|
const bool toMakeN2NMap=false) const;
|
|
|
|
// Checks compatibility of assigned StdMeshers_ViscousLayers hypotheses
|
|
static SMESH_ComputeErrorPtr
|
|
CheckHypothesis(SMESH_Mesh& aMesh,
|
|
const TopoDS_Shape& aShape,
|
|
SMESH_Hypothesis::Hypothesis_Status& aStatus);
|
|
|
|
// Checks if viscous layers should be constructed on a shape
|
|
bool IsShapeWithLayers(int shapeIndex) const;
|
|
|
|
virtual std::ostream & SaveTo(std::ostream & save);
|
|
virtual std::istream & LoadFrom(std::istream & load);
|
|
|
|
/*!
|
|
* \brief Initialize my parameter values by the mesh built on the geometry
|
|
* \param theMesh - the built mesh
|
|
* \param theShape - the geometry of interest
|
|
* \retval bool - true if parameter values have been successfully defined
|
|
*/
|
|
virtual bool SetParametersByMesh(const SMESH_Mesh* theMesh, const TopoDS_Shape& theShape);
|
|
|
|
/*!
|
|
* \brief Initialize my parameter values by default parameters.
|
|
* \retval bool - true if parameter values have been successfully defined
|
|
*/
|
|
virtual bool SetParametersByDefaults(const TDefaults& dflts, const SMESH_Mesh* theMesh=0)
|
|
{ return false; }
|
|
|
|
static const char* GetHypType() { return "ViscousLayers"; }
|
|
|
|
private:
|
|
|
|
std::vector<int> _shapeIds;
|
|
bool _isToIgnoreShapes;
|
|
int _nbLayers;
|
|
double _thickness;
|
|
double _stretchFactor;
|
|
ExtrusionMethod _method;
|
|
};
|
|
|
|
class SMESH_subMesh;
|
|
namespace VISCOUS_3D
|
|
{
|
|
// sets a sub-mesh event listener to clear sub-meshes of sub-shapes of
|
|
// the main shape when sub-mesh of the main shape is cleared,
|
|
// for example to clear sub-meshes of FACEs when sub-mesh of a SOLID
|
|
// is cleared
|
|
void ToClearSubWithMain( SMESH_subMesh* sub, const TopoDS_Shape& main);
|
|
}
|
|
|
|
#endif
|