mirror of
https://git.salome-platform.org/gitpub/modules/smesh.git
synced 2024-11-14 17:48:34 +05:00
112 lines
3.7 KiB
C++
112 lines
3.7 KiB
C++
// Copyright (C) 2007-2014 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
|
|
//
|
|
|
|
// SMESH SMESH : implementaion of SMESH idl descriptions
|
|
// File : StdMeshers_AutomaticLength.hxx
|
|
// Author : Edward AGAPOV, OCC
|
|
// Module : SMESH
|
|
//
|
|
#ifndef _SMESH_AutomaticLength_HXX_
|
|
#define _SMESH_AutomaticLength_HXX_
|
|
|
|
#include "SMESH_StdMeshers.hxx"
|
|
|
|
#include "SMESH_Hypothesis.hxx"
|
|
#include "Utils_SALOME_Exception.hxx"
|
|
|
|
#include <map>
|
|
|
|
class SMESH_Mesh;
|
|
class TopoDS_Shape;
|
|
class TopoDS_TShape;
|
|
|
|
/*!
|
|
* \brief 1D Hypothesis to compute segment length free of thinking
|
|
*
|
|
* It computes segment length basing on max shape size to shortest edge length ratio:
|
|
* S = S0 * f(L/Lmin) where f(x) = 1 + (2/Pi * 7 * atan(x/5) )
|
|
*/
|
|
|
|
class STDMESHERS_EXPORT StdMeshers_AutomaticLength:public SMESH_Hypothesis
|
|
{
|
|
public:
|
|
StdMeshers_AutomaticLength(int hypId, int studyId, SMESH_Gen * gen);
|
|
virtual ~ StdMeshers_AutomaticLength();
|
|
|
|
/*!
|
|
* \brief Computes segment for a given edge
|
|
*/
|
|
double GetLength(const SMESH_Mesh* aMesh, const TopoDS_Shape& anEdge)
|
|
throw(SALOME_Exception);
|
|
|
|
/*!
|
|
* \brief Computes segment length for an edge of given length
|
|
*/
|
|
double GetLength(const SMESH_Mesh* aMesh, const double edgeLength)
|
|
throw(SALOME_Exception);
|
|
|
|
/*!
|
|
* \brief Set Fineness
|
|
* \param theFineness - The Fineness value [0.0-1.0],
|
|
* 0 - coarse mesh
|
|
* 1 - fine mesh
|
|
*
|
|
* Raise if theFineness is out of range
|
|
* The "Initial Number of Elements on the Shortest Edge" (S0)
|
|
* is divided by (0.5 + 4.5 x theFineness)
|
|
*/
|
|
void SetFineness(double theFineness)
|
|
throw(SALOME_Exception);
|
|
|
|
/*!
|
|
* \brief Return mesh Fineness
|
|
* \retval double - Fineness value [0.0-1.0]
|
|
*/
|
|
double GetFineness() const { return _fineness; }
|
|
|
|
virtual std::ostream & SaveTo(std::ostream & save);
|
|
virtual std::istream & LoadFrom(std::istream & load);
|
|
friend std::ostream & operator <<(std::ostream & save, StdMeshers_AutomaticLength & hyp);
|
|
friend std::istream & operator >>(std::istream & load, StdMeshers_AutomaticLength & hyp);
|
|
|
|
/*!
|
|
* \brief Initialize Fineness 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);
|
|
|
|
protected:
|
|
std::map<const TopoDS_TShape*, double> _TShapeToLength;
|
|
const SMESH_Mesh* _mesh;
|
|
double _fineness, _S0, _minLen;
|
|
};
|
|
|
|
#endif
|