1 // Copyright (C) 2007-2011 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_0D_Algo.hxx"
39 #include "SMESH_1D_Algo.hxx"
40 #include "SMESH_2D_Algo.hxx"
41 #include "SMESH_3D_Algo.hxx"
42 #include "SMESH_Mesh.hxx"
46 #include <TopoDS_Shape.hxx>
51 class SMESHDS_Document;
53 typedef SMESH_Hypothesis::Hypothesis_Status TAlgoStateErrorName;
55 typedef struct studyContextStruct
57 std::map < int, SMESH_Hypothesis * >mapHypothesis;
58 std::map < int, SMESH_Mesh * >mapMesh;
59 SMESHDS_Document * myDocument;
62 typedef std::set<int> TSetOfInt;
64 class SMESH_EXPORT SMESH_Gen
70 SMESH_Mesh* CreateMesh(int theStudyId, bool theIsEmbeddedMode)
71 throw(SALOME_Exception);
74 * \brief Computes aMesh on aShape
75 * \param anUpward - compute from vertices up to more complex shape (internal usage)
76 * \param aDim - upper level dimension of the mesh computation
77 * \param aShapesId - list of shapes with computed mesh entities (elements or nodes)
78 * \retval bool - true if none submesh failed to compute
80 bool Compute(::SMESH_Mesh & aMesh,
81 const TopoDS_Shape & aShape,
82 const bool anUpward=false,
83 const ::MeshDimension aDim=::MeshDim_3D,
84 TSetOfInt* aShapesId=0);
86 #ifdef WITH_SMESH_CANCEL_COMPUTE
87 void PrepareCompute(::SMESH_Mesh & aMesh,
88 const TopoDS_Shape & aShape);
89 void CancelCompute(::SMESH_Mesh & aMesh,
90 const TopoDS_Shape & aShape);
94 * \brief evaluates size of prospective mesh on a shape
95 * \param aMesh - the mesh
96 * \param aShape - the shape
97 * \param aResMap - map for prospective numbers of elements
98 * \retval bool - is a success
100 bool Evaluate(::SMESH_Mesh & aMesh,
101 const TopoDS_Shape & aShape,
102 MapShapeNbElems& aResMap,
103 const bool anUpward=false,
104 TSetOfInt* aShapesId=0);
106 bool CheckAlgoState(SMESH_Mesh& aMesh, const TopoDS_Shape& aShape);
107 // notify on bad state of attached algos, return false
108 // if Compute() would fail because of some algo bad state
111 * \brief Sets number of segments per diagonal of boundary box of geometry by which
112 * default segment length of appropriate 1D hypotheses is defined
114 void SetBoundaryBoxSegmentation( int theNbSegments ) { _segmentation = theNbSegments; }
115 int GetBoundaryBoxSegmentation() const { return _segmentation; }
117 * \brief Sets default number of segments per edge
119 void SetDefaultNbSegments(int nb) { _nbSegments = nb; }
120 int GetDefaultNbSegments() const { return _nbSegments; }
122 struct TAlgoStateError
124 TAlgoStateErrorName _name;
125 const SMESH_Algo* _algo;
129 TAlgoStateError(): _algoDim(0),_algo(0),_name(SMESH_Hypothesis::HYP_OK) {}
130 void Set(TAlgoStateErrorName name, const SMESH_Algo* algo, bool isGlobal)
131 { _name = name; _algo = algo; _algoDim = algo->GetDim(); _isGlobalAlgo = isGlobal; }
132 void Set(TAlgoStateErrorName name, const int algoDim, bool isGlobal)
133 { _name = name; _algo = 0; _algoDim = algoDim; _isGlobalAlgo = isGlobal; }
136 bool GetAlgoState(SMESH_Mesh& aMesh, const TopoDS_Shape& aShape,
137 std::list< SMESH_Gen::TAlgoStateError > & theErrors);
138 // notify on bad state of attached algos, return false
139 // if Compute() would fail because of some algo bad state
140 // theErrors list contains problems description
142 StudyContextStruct *GetStudyContext(int studyId);
144 static int GetShapeDim(const TopAbs_ShapeEnum & aShapeType);
145 static int GetShapeDim(const TopoDS_Shape & aShape)
146 { return GetShapeDim( aShape.ShapeType() ); }
147 SMESH_Algo* GetAlgo(SMESH_Mesh & aMesh, const TopoDS_Shape & aShape, TopoDS_Shape* assignedTo=0);
148 static bool IsGlobalHypothesis(const SMESH_Hypothesis* theHyp, SMESH_Mesh& aMesh);
152 std::map < int, SMESH_Algo * >_mapAlgo;
153 std::map < int, SMESH_0D_Algo * >_map0D_Algo;
154 std::map < int, SMESH_1D_Algo * >_map1D_Algo;
155 std::map < int, SMESH_2D_Algo * >_map2D_Algo;
156 std::map < int, SMESH_3D_Algo * >_map3D_Algo;
160 int _localId; // unique Id of created objects, within SMESH_Gen entity
161 std::map < int, StudyContextStruct * >_mapStudyContext;
163 // hypotheses managing
166 // number of segments per diagonal of boundary box of geometry by which
167 // default segment length of appropriate 1D hypotheses is defined
169 // default of segments
173 #ifdef WITH_SMESH_CANCEL_COMPUTE
174 volatile bool _compute_canceled;
175 SMESH_subMesh* _sm_current;