smesh/src/SMESH/SMESH_Gen.hxx

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// 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,
// 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
// 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.
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//
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// 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.
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//
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// 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
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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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// SMESH SMESH : implementaion of SMESH idl descriptions
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// File : SMESH_Gen.hxx
// Author : Paul RASCLE, EDF
// Module : SMESH
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//
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#ifndef _SMESH_GEN_HXX_
#define _SMESH_GEN_HXX_
#include "SMESH_SMESH.hxx"
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#include "Utils_SALOME_Exception.hxx"
#include "SMESH_Hypothesis.hxx"
#include "SMESH_ComputeError.hxx"
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#include "SMESH_Algo.hxx"
#include "SMESH_Mesh.hxx"
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#include "chrono.hxx"
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#include <TopoDS_Shape.hxx>
#include <map>
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#include <list>
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#include <vector>
#include <string>
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class SMESHDS_Document;
typedef SMESH_Hypothesis::Hypothesis_Status TAlgoStateErrorName;
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typedef struct studyContextStruct
{
std::map < int, SMESH_Hypothesis * >mapHypothesis;
std::map < int, SMESH_Mesh * >mapMesh;
SMESHDS_Document * myDocument;
} StudyContextStruct;
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typedef std::set<int> TSetOfInt;
class SMESH_EXPORT SMESH_Gen
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{
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public:
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SMESH_Gen();
~SMESH_Gen();
SMESH_Mesh* CreateMesh(int theStudyId, bool theIsEmbeddedMode)
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throw(SALOME_Exception);
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/*!
* \brief Computes aMesh on aShape
* \param aShapeOnly - if true, algo->OnlyUnaryInput() feature is ignored and
* only \a aShape is computed.
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* \param anUpward - compute from vertices up to more complex shape (internal usage)
* \param aDim - upper level dimension of the mesh computation
* \param aShapesId - list of shapes with computed mesh entities (elements or nodes)
* \retval bool - true if none submesh failed to compute
*/
bool Compute(::SMESH_Mesh & aMesh,
const TopoDS_Shape & aShape,
const bool aShapeOnly=false,
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const bool anUpward=false,
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const ::MeshDimension aDim=::MeshDim_3D,
TSetOfInt* aShapesId=0);
void PrepareCompute(::SMESH_Mesh & aMesh,
const TopoDS_Shape & aShape);
void CancelCompute(::SMESH_Mesh & aMesh,
const TopoDS_Shape & aShape);
const SMESH_subMesh* GetCurrentSubMesh() const { return _sm_current; }
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/*!
* \brief evaluates size of prospective mesh on a shape
* \param aMesh - the mesh
* \param aShape - the shape
* \param aResMap - map for prospective numbers of elements
* \retval bool - is a success
*/
bool Evaluate(::SMESH_Mesh & aMesh,
const TopoDS_Shape & aShape,
MapShapeNbElems& aResMap,
const bool anUpward=false,
TSetOfInt* aShapesId=0);
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bool CheckAlgoState(SMESH_Mesh& aMesh, const TopoDS_Shape& aShape);
// notify on bad state of attached algos, return false
// if Compute() would fail because of some algo bad state
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/*!
* \brief Sets number of segments per diagonal of boundary box of geometry by which
* default segment length of appropriate 1D hypotheses is defined
*/
void SetBoundaryBoxSegmentation( int theNbSegments ) { _segmentation = theNbSegments; }
int GetBoundaryBoxSegmentation() const { return _segmentation; }
/*!
* \brief Sets default number of segments per edge
*/
void SetDefaultNbSegments(int nb) { _nbSegments = nb; }
int GetDefaultNbSegments() const { return _nbSegments; }
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struct TAlgoStateError
{
TAlgoStateErrorName _name;
const SMESH_Algo* _algo;
int _algoDim;
bool _isGlobalAlgo;
TAlgoStateError(): _algoDim(0),_algo(0),_name(SMESH_Hypothesis::HYP_OK) {}
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void Set(TAlgoStateErrorName name, const SMESH_Algo* algo, bool isGlobal)
{ _name = name; _algo = algo; _algoDim = algo->GetDim(); _isGlobalAlgo = isGlobal; }
void Set(TAlgoStateErrorName name, const int algoDim, bool isGlobal)
{ _name = name; _algo = 0; _algoDim = algoDim; _isGlobalAlgo = isGlobal; }
};
bool GetAlgoState(SMESH_Mesh& aMesh, const TopoDS_Shape& aShape,
std::list< SMESH_Gen::TAlgoStateError > & theErrors);
// notify on bad state of attached algos, return false
// if Compute() would fail because of some algo bad state
// theErrors list contains problems description
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StudyContextStruct *GetStudyContext(int studyId);
static int GetShapeDim(const TopAbs_ShapeEnum & aShapeType);
static int GetShapeDim(const TopoDS_Shape & aShape)
{ return GetShapeDim( aShape.ShapeType() ); }
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SMESH_Algo* GetAlgo(SMESH_Mesh & aMesh, const TopoDS_Shape & aShape, TopoDS_Shape* assignedTo=0);
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static bool IsGlobalHypothesis(const SMESH_Hypothesis* theHyp, SMESH_Mesh& aMesh);
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static std::vector< std::string > GetPluginXMLPaths();
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int GetANewId();
// std::map < int, SMESH_Algo * >_mapAlgo;
// std::map < int, SMESH_0D_Algo * >_map0D_Algo;
// std::map < int, SMESH_1D_Algo * >_map1D_Algo;
// std::map < int, SMESH_2D_Algo * >_map2D_Algo;
// std::map < int, SMESH_3D_Algo * >_map3D_Algo;
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private:
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int _localId; // unique Id of created objects, within SMESH_Gen entity
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std::map < int, StudyContextStruct * >_mapStudyContext;
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// hypotheses managing
int _hypId;
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// number of segments per diagonal of boundary box of geometry by which
// default segment length of appropriate 1D hypotheses is defined
int _segmentation;
// default number of segments
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int _nbSegments;
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counters *_counters;
volatile bool _compute_canceled;
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SMESH_subMesh* _sm_current;
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};
#endif