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146 lines
5.0 KiB
C++
146 lines
5.0 KiB
C++
// Copyright (C) 2007-2013 CEA/DEN, EDF R&D, OPEN CASCADE
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//
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// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
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// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
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//
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// This library is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 2.1 of the License.
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//
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License along with this library; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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//
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// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
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//
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// File : StdMeshers_CartesianParameters3D.hxx
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// Author : Edward AGAPOV
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// Module : SMESH
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//
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#ifndef _SMESH_CartesianParameters3D_HXX_
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#define _SMESH_CartesianParameters3D_HXX_
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#include "SMESH_StdMeshers.hxx"
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#include "SMESH_Hypothesis.hxx"
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#include "Utils_SALOME_Exception.hxx"
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#include <vector>
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class SMESH_Gen;
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class Bnd_Box;
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// =========================================================
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/*!
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* This hypothesis specifies
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* - Definition of the Cartesian grid
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* - Size threshold
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*/
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// =========================================================
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class STDMESHERS_EXPORT StdMeshers_CartesianParameters3D: public SMESH_Hypothesis
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{
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public:
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// Constructor
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StdMeshers_CartesianParameters3D( int hypId, int studyId, SMESH_Gen * gen );
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/*!
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* Sets coordinates of node positions along an axis (countered from 0)
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*/
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void SetGrid(std::vector<double>& xNodes, int axis) throw ( SALOME_Exception );
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/*!
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* Return coordinates of node positions along the three axes
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*/
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void GetGrid(std::vector<double>& xNodes, int axis) const throw ( SALOME_Exception );
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/*!
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* \brief Set grid spacing along the three axes
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* \param spaceFunctions - functions defining spacing values at given point on axis
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* \param internalPoints - points dividing a grid into parts along each direction
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*
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* Parameter t of spaceFunction f(t) is a position [0,1] withing bounding box of
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* the shape to mesh
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*/
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void SetGridSpacing(std::vector<std::string>& spaceFunctions,
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std::vector<double>& internalPoints,
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const int axis) throw ( SALOME_Exception );
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void GetGridSpacing(std::vector<std::string>& spaceFunctions,
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std::vector<double>& internalPoints,
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const int axis) const throw ( SALOME_Exception );
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bool IsGridBySpacing(const int axis) const throw ( SALOME_Exception );
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/*!
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* \brief Computes node coordinates by spacing functions
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* \param x0 - lower coordinate
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* \param x1 - upper coordinate
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* \param spaceFuns - space functions
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* \param points - internal points
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* \param coords - the computed coordinates
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*/
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static void ComputeCoordinates(const double x0,
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const double x1,
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std::vector<std::string>& spaceFuns,
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std::vector<double>& points,
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std::vector<double>& coords,
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const std::string& axis ) throw (SALOME_Exception);
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/*!
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* Return coordinates of node positions along the three axes.
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* If the grid is defined by spacing functions, the coordinates are computed
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*/
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void GetCoordinates(std::vector<double>& xNodes,
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std::vector<double>& yNodes,
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std::vector<double>& zNodes,
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const Bnd_Box& bndBox) const throw ( SALOME_Exception );
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/*!
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* Set size threshold. A polyhedral cell got by cutting an initial
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* hexahedron by geometry boundary is considered small and is removed if
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* it's size is \athreshold times less than the size of the initial hexahedron.
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*/
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void SetSizeThreshold(const double threshold) throw ( SALOME_Exception );
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/*!
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* \brief Return size threshold
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*/
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double GetSizeThreshold() const;
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/*!
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* \brief Return true if parameters are well defined
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*/
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bool IsDefined() const;
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/*!
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* \brief Persistence methods
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*/
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virtual std::ostream & SaveTo(std::ostream & save);
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virtual std::istream & LoadFrom(std::istream & load);
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/*!
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* \brief Initialize my parameter values by the mesh built on the geometry
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*/
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virtual bool SetParametersByMesh(const SMESH_Mesh* theMesh, const TopoDS_Shape& theShape);
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/*!
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* \brief Initialize my parameter values by default parameters.
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*/
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virtual bool SetParametersByDefaults(const TDefaults& dflts, const SMESH_Mesh* theMesh=0);
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protected:
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std::vector<double> _coords[3];
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std::vector<std::string> _spaceFunctions[3];
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std::vector<double> _internalPoints[3];
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double _sizeThreshold;
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};
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#endif
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