X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2FSMESH%2FSMESH_Algo.hxx;h=8a9fad6c9743a187874b5d07150d503a43992f83;hb=refs%2Ftags%2FdistribGeom_28Feb13;hp=aab34f4780c9dd0f85184e50ce2d7f6d32c57b79;hpb=2c607013a23bd4e7ba07e72e0c04dee2c1209cff;p=modules%2Fsmesh.git diff --git a/src/SMESH/SMESH_Algo.hxx b/src/SMESH/SMESH_Algo.hxx index aab34f478..8a9fad6c9 100644 --- a/src/SMESH/SMESH_Algo.hxx +++ b/src/SMESH/SMESH_Algo.hxx @@ -1,4 +1,4 @@ -// Copyright (C) 2007-2011 CEA/DEN, EDF R&D, OPEN CASCADE +// Copyright (C) 2007-2012 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 @@ -30,9 +30,10 @@ #include "SMESH_SMESH.hxx" -#include "SMESH_Hypothesis.hxx" -#include "SMESH_ComputeError.hxx" +#include "SMDSAbs_ElementType.hxx" #include "SMESH_Comment.hxx" +#include "SMESH_ComputeError.hxx" +#include "SMESH_Hypothesis.hxx" #include #include @@ -42,22 +43,26 @@ #include #include #include +#include +class SMDS_MeshNode; +class SMESHDS_Mesh; +class SMESHDS_SubMesh; class SMESH_Gen; -class SMESH_Mesh; class SMESH_HypoFilter; -class TopoDS_Vertex; +class SMESH_Mesh; +class SMESH_MesherHelper; +class SMESH_subMesh; class TopoDS_Face; class TopoDS_Shape; -class SMESHDS_Mesh; -class SMDS_MeshNode; -class SMESH_subMesh; -class SMESH_MesherHelper; +class TopoDS_Vertex; +class TopoDS_Wire; class gp_XYZ; typedef std::map< SMESH_subMesh*, std::vector > MapShapeNbElems; typedef std::map< SMESH_subMesh*, std::vector >::iterator MapShapeNbElemsItr; +// ================================================================================== /*! * \brief Root of all algorithms * @@ -67,9 +72,33 @@ typedef std::map< SMESH_subMesh*, std::vector >::iterator MapShapeNbElemsIt * - methods related to dependencies between sub-meshes imposed by the algorith * - static utilities, like EdgeLength() */ -class SMESH_EXPORT SMESH_Algo:public SMESH_Hypothesis +// ================================================================================== + +class SMESH_EXPORT SMESH_Algo : public SMESH_Hypothesis { -public: + public: + //================================================================================== + /*! + * \brief Structure describing algorithm features + */ + // -------------------------------------------------------------------------------- + struct Features + { + int _dim; + std::set _inElemTypes; // acceptable types of input mesh element + std::set _outElemTypes; // produced types of mesh elements + std::string _label; // GUI type name + + bool IsCompatible( const Features& algo2 ) const; + }; + /*! + * \brief Returns a structure describing algorithm features + */ + static const Features& GetFeatures( const std::string& algoType ); + const Features& GetFeatures() const { return GetFeatures( _name ); } + + public: + //================================================================================== /*! * \brief Creates algorithm * \param hypId - algorithm ID @@ -118,9 +147,9 @@ public: * \param aShape - the shape * \retval bool - is a success * - * Algorithms that !NeedDescretBoundary() || !OnlyUnaryInput() are + * Algorithms that !NeedDiscreteBoundary() || !OnlyUnaryInput() are * to set SMESH_ComputeError returned by SMESH_submesh::GetComputeError() - * to report problematic subshapes + * to report problematic sub-shapes */ virtual bool Compute(SMESH_Mesh & aMesh, const TopoDS_Shape & aShape) = 0; @@ -134,9 +163,11 @@ public: */ virtual bool Compute(SMESH_Mesh & aMesh, SMESH_MesherHelper* aHelper); -#ifdef WITH_SMESH_CANCEL_COMPUTE + /*! + * \brief Sets _computeCanceled to true. It's usage depends on + * implementation of a particular mesher. + */ virtual void CancelCompute(); -#endif /*! * \brief evaluates size of prospective mesh on a shape @@ -219,15 +250,19 @@ public: // an input temporary shape that is neither MainShape nor // its child. - bool NeedDescretBoundary() const { return _requireDescretBoundary; } + bool NeedDiscreteBoundary() const { return _requireDiscreteBoundary; } // 3 - is a Dim-1 mesh prerequisite bool NeedShape() const { return _requireShape; } // 4 - is shape existance required bool SupportSubmeshes() const { return _supportSubmeshes; } - // 5 - whether supports submeshes if !NeedDescretBoundary() + // 5 - whether supports submeshes if !NeedDiscreteBoundary() + bool NeedLowerHyps(int dim) const { return _neededLowerHyps[ dim ]; } + // 6 - if algo !NeedDiscreteBoundary() but requires presence of + // hypotheses of dimension to generate all-dimensional mesh. + // This info is used not to issue warnings on hiding of lower global algos. public: // ================================================================== @@ -279,14 +314,10 @@ public: const bool ignoreMediumNodes, std::map< double, const SMDS_MeshNode* > & theNodes); /*! - * \brief Find out elements orientation on a geometrical face - * \param theFace - The face correctly oriented in the shape being meshed - * \param theMeshDS - The mesh data structure - * \retval bool - true if the face normal and the normal of first element - * in the correspoding submesh point in different directions + * Moved to SMESH_MesherHelper */ - static bool IsReversedSubMesh (const TopoDS_Face& theFace, - SMESHDS_Mesh* theMeshDS); + // static bool IsReversedSubMesh (const TopoDS_Face& theFace, + // SMESHDS_Mesh* theMeshDS); /*! * \brief Compute length of an edge * \param E - the edge @@ -299,6 +330,9 @@ public: */ static bool FaceNormal(const SMDS_MeshElement* F, gp_XYZ& normal, bool normalized=true); + //static int NumberOfWires(const TopoDS_Shape& S); + int NumberOfPoints(SMESH_Mesh& aMesh,const TopoDS_Wire& W); + /*! * \brief Return continuity of two edges * \param E1 - the 1st edge @@ -328,6 +362,13 @@ public: static std::vector< const SMDS_MeshNode*> GetCommonNodes(const SMDS_MeshElement* e1, const SMDS_MeshElement* e2); + enum EMeshError { MEr_OK = 0, MEr_HOLES, MEr_BAD_ORI, MEr_EMPTY }; + + /*! + * \brief Finds topological errors of a sub-mesh + */ + static EMeshError GetMeshError(SMESH_subMesh* subMesh); + protected: /*! @@ -350,6 +391,9 @@ public: */ void addBadInputElement(const SMDS_MeshElement* elem); + void addBadInputElements(const SMESHDS_SubMesh* sm, + const bool addNodes=false); + protected: std::vector _compatibleHypothesis; @@ -358,19 +402,46 @@ protected: // Algo features influencing which Compute() and how is called: // in what turn and with what input shape. - // This fields must be redefined if necessary by each descendant at constructor. + // These fields must be redefined if necessary by each descendant at constructor. bool _onlyUnaryInput; // mesh one shape of GetDim() at once. Default TRUE - bool _requireDescretBoundary; // GetDim()-1 mesh must be present. Default TRUE + bool _requireDiscreteBoundary;// GetDim()-1 mesh must be present. Default TRUE bool _requireShape; // work with GetDim()-1 mesh bound to geom only. Default TRUE - bool _supportSubmeshes; // if !_requireDescretBoundary. Default FALSE + bool _supportSubmeshes; // if !_requireDiscreteBoundary. Default FALSE + bool _neededLowerHyps[4]; // hyp dims needed by algo that !NeedDiscreteBoundary(). Df. FALSE - // quadratic mesh creation required, - // is usually set trough SMESH_MesherHelper::IsQuadraticSubMesh() + // indicates if quadratic mesh creation is required, + // is usually set like this: _quadraticMesh = SMESH_MesherHelper::IsQuadraticSubMesh(shape) bool _quadraticMesh; int _error; //!< SMESH_ComputeErrorName or anything algo specific std::string _comment; //!< any text explaining what is wrong in Compute() std::list _badInputElements; //!< to explain COMPERR_BAD_INPUT_MESH + + volatile bool _computeCanceled; //!< is set to True while computing to stop it +}; + +class SMESH_EXPORT SMESH_0D_Algo: public SMESH_Algo +{ +public: + SMESH_0D_Algo(int hypId, int studyId, SMESH_Gen* gen); +}; + +class SMESH_EXPORT SMESH_1D_Algo: public SMESH_Algo +{ +public: + SMESH_1D_Algo(int hypId, int studyId, SMESH_Gen* gen); +}; + +class SMESH_EXPORT SMESH_2D_Algo: public SMESH_Algo +{ +public: + SMESH_2D_Algo(int hypId, int studyId, SMESH_Gen* gen); +}; + +class SMESH_EXPORT SMESH_3D_Algo: public SMESH_Algo +{ +public: + SMESH_3D_Algo(int hypId, int studyId, SMESH_Gen* gen); }; #endif