1 // Copyright (C) 2007-2012 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
23 // SMESH SMESH : implementaion of SMESH idl descriptions
24 // File : SMESH_Gen.hxx
25 // Author : Paul RASCLE, EDF
28 #ifndef _SMESH_GEN_HXX_
29 #define _SMESH_GEN_HXX_
31 #include "SMESH_SMESH.hxx"
33 #include "Utils_SALOME_Exception.hxx"
35 #include "SMESH_Hypothesis.hxx"
36 #include "SMESH_ComputeError.hxx"
37 #include "SMESH_Algo.hxx"
38 #include "SMESH_Mesh.hxx"
42 #include <TopoDS_Shape.hxx>
47 class SMESHDS_Document;
49 typedef SMESH_Hypothesis::Hypothesis_Status TAlgoStateErrorName;
51 typedef struct studyContextStruct
53 std::map < int, SMESH_Hypothesis * >mapHypothesis;
54 std::map < int, SMESH_Mesh * >mapMesh;
55 SMESHDS_Document * myDocument;
58 typedef std::set<int> TSetOfInt;
60 class SMESH_EXPORT SMESH_Gen
66 SMESH_Mesh* CreateMesh(int theStudyId, bool theIsEmbeddedMode)
67 throw(SALOME_Exception);
70 * \brief Computes aMesh on aShape
71 * \param anUpward - compute from vertices up to more complex shape (internal usage)
72 * \param aDim - upper level dimension of the mesh computation
73 * \param aShapesId - list of shapes with computed mesh entities (elements or nodes)
74 * \retval bool - true if none submesh failed to compute
76 bool Compute(::SMESH_Mesh & aMesh,
77 const TopoDS_Shape & aShape,
78 const bool anUpward=false,
79 const ::MeshDimension aDim=::MeshDim_3D,
80 TSetOfInt* aShapesId=0);
82 #ifdef WITH_SMESH_CANCEL_COMPUTE
83 void PrepareCompute(::SMESH_Mesh & aMesh,
84 const TopoDS_Shape & aShape);
85 void CancelCompute(::SMESH_Mesh & aMesh,
86 const TopoDS_Shape & aShape);
90 * \brief evaluates size of prospective mesh on a shape
91 * \param aMesh - the mesh
92 * \param aShape - the shape
93 * \param aResMap - map for prospective numbers of elements
94 * \retval bool - is a success
96 bool Evaluate(::SMESH_Mesh & aMesh,
97 const TopoDS_Shape & aShape,
98 MapShapeNbElems& aResMap,
99 const bool anUpward=false,
100 TSetOfInt* aShapesId=0);
102 bool CheckAlgoState(SMESH_Mesh& aMesh, const TopoDS_Shape& aShape);
103 // notify on bad state of attached algos, return false
104 // if Compute() would fail because of some algo bad state
107 * \brief Sets number of segments per diagonal of boundary box of geometry by which
108 * default segment length of appropriate 1D hypotheses is defined
110 void SetBoundaryBoxSegmentation( int theNbSegments ) { _segmentation = theNbSegments; }
111 int GetBoundaryBoxSegmentation() const { return _segmentation; }
113 * \brief Sets default number of segments per edge
115 void SetDefaultNbSegments(int nb) { _nbSegments = nb; }
116 int GetDefaultNbSegments() const { return _nbSegments; }
118 struct TAlgoStateError
120 TAlgoStateErrorName _name;
121 const SMESH_Algo* _algo;
125 TAlgoStateError(): _algoDim(0),_algo(0),_name(SMESH_Hypothesis::HYP_OK) {}
126 void Set(TAlgoStateErrorName name, const SMESH_Algo* algo, bool isGlobal)
127 { _name = name; _algo = algo; _algoDim = algo->GetDim(); _isGlobalAlgo = isGlobal; }
128 void Set(TAlgoStateErrorName name, const int algoDim, bool isGlobal)
129 { _name = name; _algo = 0; _algoDim = algoDim; _isGlobalAlgo = isGlobal; }
132 bool GetAlgoState(SMESH_Mesh& aMesh, const TopoDS_Shape& aShape,
133 std::list< SMESH_Gen::TAlgoStateError > & theErrors);
134 // notify on bad state of attached algos, return false
135 // if Compute() would fail because of some algo bad state
136 // theErrors list contains problems description
138 StudyContextStruct *GetStudyContext(int studyId);
140 static int GetShapeDim(const TopAbs_ShapeEnum & aShapeType);
141 static int GetShapeDim(const TopoDS_Shape & aShape)
142 { return GetShapeDim( aShape.ShapeType() ); }
143 SMESH_Algo* GetAlgo(SMESH_Mesh & aMesh, const TopoDS_Shape & aShape, TopoDS_Shape* assignedTo=0);
144 static bool IsGlobalHypothesis(const SMESH_Hypothesis* theHyp, SMESH_Mesh& aMesh);
148 std::map < int, SMESH_Algo * >_mapAlgo;
149 std::map < int, SMESH_0D_Algo * >_map0D_Algo;
150 std::map < int, SMESH_1D_Algo * >_map1D_Algo;
151 std::map < int, SMESH_2D_Algo * >_map2D_Algo;
152 std::map < int, SMESH_3D_Algo * >_map3D_Algo;
156 int _localId; // unique Id of created objects, within SMESH_Gen entity
157 std::map < int, StudyContextStruct * >_mapStudyContext;
159 // hypotheses managing
162 // number of segments per diagonal of boundary box of geometry by which
163 // default segment length of appropriate 1D hypotheses is defined
165 // default of segments
169 #ifdef WITH_SMESH_CANCEL_COMPUTE
170 volatile bool _compute_canceled;
171 SMESH_subMesh* _sm_current;