X-Git-Url: http://git.salome-platform.org/gitweb/?p=modules%2Fsmesh.git;a=blobdiff_plain;f=src%2FSMESH%2FSMESH_MesherHelper.hxx;h=191c8814b9904ef3dddb7757c29af64a2121e91a;hp=fdf863f033e94d0792d75204853661e5ee932545;hb=499f29d24922cec66e41b41a0039a954993bc6df;hpb=193c49c87753b6ccabb2b5e6dc935aa480d2d43e diff --git a/src/SMESH/SMESH_MesherHelper.hxx b/src/SMESH/SMESH_MesherHelper.hxx index fdf863f03..191c8814b 100644 --- a/src/SMESH/SMESH_MesherHelper.hxx +++ b/src/SMESH/SMESH_MesherHelper.hxx @@ -1,4 +1,4 @@ -// Copyright (C) 2007-2015 CEA/DEN, EDF R&D, OPEN CASCADE +// Copyright (C) 2007-2022 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 @@ -29,9 +29,8 @@ #include "SMESH_SMESH.hxx" -#include "SMESH_MeshEditor.hxx" // needed for many meshers -#include -#include +#include "SMESH_ComputeError.hxx" +#include "SMESH_TypeDefs.hxx" #include #include @@ -42,16 +41,26 @@ #include #include -class GeomAPI_ProjectPointOnSurf; class GeomAPI_ProjectPointOnCurve; +class GeomAPI_ProjectPointOnSurf; +class SMDS_MeshNode; +class SMESHDS_Hypothesis; +class SMESHDS_Mesh; +class SMESHDS_SubMesh; +class SMESH_Gen; +class SMESH_Mesh; class SMESH_ProxyMesh; +class SMESH_subMesh; +class TopoDS_Edge; +class TopoDS_Face; +class TopoDS_Vertex; typedef std::map TLinkNodeMap; typedef std::map::iterator ItTLinkNode; typedef SMDS_Iterator PShapeIterator; typedef boost::shared_ptr< PShapeIterator > PShapeIteratorPtr; - + typedef std::vector TNodeColumn; typedef std::map< double, TNodeColumn > TParam2ColumnMap; @@ -91,7 +100,7 @@ class SMESH_EXPORT SMESH_MesherHelper * \brief Load nodes bound to face into a map of node columns * \param theParam2ColumnMap - map of node columns to fill * \param theFace - the face on which nodes are searched for - * \param theBaseSide - the edges holding nodes on which columns' bases + * \param theBaseSide - the edges holding nodes on which columns base * \param theMesh - the mesh containing nodes * \retval bool - false if something is wrong * @@ -118,10 +127,19 @@ class SMESH_EXPORT SMESH_MesherHelper */ static bool IsStructured( SMESH_subMesh* faceSM ); + /*! + * \brief Return true if a node is at a corner of a 2D structured mesh of FACE + */ + static bool IsCornerOfStructure( const SMDS_MeshNode* n, + const SMESHDS_SubMesh* faceSM, + SMESH_MesherHelper& faceAnalyser ); + /*! * \brief Return true if 2D mesh on FACE is distored */ - static bool IsDistorted2D( SMESH_subMesh* faceSM, bool checkUV=false ); + static bool IsDistorted2D( SMESH_subMesh* faceSM, + bool checkUV = false, + SMESH_MesherHelper* faceHelper = NULL); /*! * \brief Returns true if given node is medium @@ -186,7 +204,7 @@ class SMESH_EXPORT SMESH_MesherHelper * \brief Count nb of sub-shapes * \param shape - the shape * \param type - the type of sub-shapes to count - * \param ignoreSame - if true, use map not to count same shapes, esle use explorer + * \param ignoreSame - if true, use map not to count same shapes, else use explorer * \retval int - the calculated number */ static int Count(const TopoDS_Shape& shape, @@ -200,11 +218,12 @@ class SMESH_EXPORT SMESH_MesherHelper const SMESH_Mesh& mesh, TopAbs_ShapeEnum ancestorType=TopAbs_SHAPE); /*! - * \brief Return iterator on ancestors of the given type + * \brief Return iterator on ancestors of the given type, included into a container shape */ static PShapeIteratorPtr GetAncestors(const TopoDS_Shape& shape, const SMESH_Mesh& mesh, - TopAbs_ShapeEnum ancestorType); + TopAbs_ShapeEnum ancestorType, + const TopoDS_Shape* container = 0); /*! * \brief Find a common ancestor, of the given type, of two shapes */ @@ -248,12 +267,12 @@ public: // constructor SMESH_MesherHelper(SMESH_Mesh& theMesh); - SMESH_Gen* GetGen() const { return GetMesh()->GetGen(); } + SMESH_Gen* GetGen() const; SMESH_Mesh* GetMesh() const { return myMesh; } - SMESHDS_Mesh* GetMeshDS() const { return GetMesh()->GetMeshDS(); } - + SMESHDS_Mesh* GetMeshDS() const; + /*! * Check submesh for given shape: if all elements on this shape are quadratic, * quadratic elements will be created. Also fill myTLinkNodeMap @@ -296,7 +315,7 @@ public: /*! * \brief To set created elements on the shape set by IsQuadraticSubMesh() - * or the next methods. By defaul elements are set on the shape if + * or the next methods. By default elements are set on the shape if * a mesh has no shape to be meshed */ bool SetElementsOnShape(bool toSet) @@ -316,17 +335,28 @@ public: * \brief Return the shape set by IsQuadraticSubMesh() or SetSubShape() */ const TopoDS_Shape& GetSubShape() const { return myShape; } + /*! + * \brief Copy shape information from another helper to improve performance + * since SetSubShape() can be time consuming if there are many edges + */ + void CopySubShapeInfo(const SMESH_MesherHelper& other); + + + /*! + * \brief Convert a shape to its index in the SMESHDS_Mesh + */ + int ShapeToIndex( const TopoDS_Shape& S ) const; /*! * Creates a node (!Note ID before u=0.,v0.) */ - SMDS_MeshNode* AddNode(double x, double y, double z, int ID = 0, double u=0., double v=0.); + SMDS_MeshNode* AddNode(double x, double y, double z, smIdType ID = 0, double u=0., double v=0.); /*! * Creates quadratic or linear edge */ SMDS_MeshEdge* AddEdge(const SMDS_MeshNode* n1, const SMDS_MeshNode* n2, - const int id = 0, + const smIdType id = 0, const bool force3d = true); /*! * Creates quadratic or linear triangle @@ -334,7 +364,7 @@ public: SMDS_MeshFace* AddFace(const SMDS_MeshNode* n1, const SMDS_MeshNode* n2, const SMDS_MeshNode* n3, - const int id=0, + const smIdType id=0, const bool force3d = false); /*! * Creates bi-quadratic, quadratic or linear quadrangle @@ -343,13 +373,13 @@ public: const SMDS_MeshNode* n2, const SMDS_MeshNode* n3, const SMDS_MeshNode* n4, - const int id = 0, + const smIdType id = 0, const bool force3d = false); /*! * Creates polygon, with additional nodes in quadratic mesh */ SMDS_MeshFace* AddPolygonalFace (const std::vector& nodes, - const int id = 0, + const smIdType id = 0, const bool force3d = false); /*! * Creates quadratic or linear tetrahedron @@ -358,7 +388,7 @@ public: const SMDS_MeshNode* n2, const SMDS_MeshNode* n3, const SMDS_MeshNode* n4, - const int id = 0, + const smIdType id = 0, const bool force3d = true); /*! * Creates quadratic or linear pyramid @@ -368,7 +398,7 @@ public: const SMDS_MeshNode* n3, const SMDS_MeshNode* n4, const SMDS_MeshNode* n5, - const int id = 0, + const smIdType id = 0, const bool force3d = true); /*! * Creates quadratic or linear pentahedron @@ -379,7 +409,7 @@ public: const SMDS_MeshNode* n4, const SMDS_MeshNode* n5, const SMDS_MeshNode* n6, - const int id = 0, + const smIdType id = 0, const bool force3d = true); /*! * Creates bi-quadratic, quadratic or linear hexahedron @@ -392,7 +422,7 @@ public: const SMDS_MeshNode* n6, const SMDS_MeshNode* n7, const SMDS_MeshNode* n8, - const int id = 0, + const smIdType id = 0, bool force3d = true); /*! @@ -410,7 +440,7 @@ public: const SMDS_MeshNode* n10, const SMDS_MeshNode* n11, const SMDS_MeshNode* n12, - const int id = 0, + const smIdType id = 0, bool force3d = true); /*! @@ -418,7 +448,7 @@ public: */ SMDS_MeshVolume* AddPolyhedralVolume (const std::vector& nodes, const std::vector& quantities, - const int ID=0, + const smIdType ID=0, const bool force3d = true); /*! * \brief Enables fixing node parameters on EDGEs and FACEs by @@ -487,7 +517,7 @@ public: /*! * \brief Define a pointer to wrapper over a function of gp_XY class, * suitable to pass as xyFunPtr to ApplyIn2D(). - * For exaple gp_XY_FunPtr(Added) defines pointer gp_XY_Added to function + * For example gp_XY_FunPtr(Added) defines pointer gp_XY_Added to function * calling gp_XY::Added(gp_XY), which is to be used like following * ApplyIn2D(surf, uv1, uv2, gp_XY_Added) */ @@ -524,11 +554,20 @@ public: bool GetNodeUVneedInFaceNode(const TopoDS_Face& F = TopoDS_Face()) const; /*! - * \brief Return projector intitialized by given face without location, which is returned + * \brief Return projector initialized by given face without location */ GeomAPI_ProjectPointOnSurf& GetProjector(const TopoDS_Face& F, TopLoc_Location& loc, - double tol=0 ) const; + double tol=0 ) const; + /*! + * \brief Return projector initialized by given face + */ + GeomAPI_ProjectPointOnSurf& GetProjector(const TopoDS_Face& F, + double tol=0 ) const; + /*! + * \brief Return projector initialized by given EDGE + */ + GeomAPI_ProjectPointOnCurve& GetPCProjector(const TopoDS_Edge& E ) const; /*! * \brief Return a cached ShapeAnalysis_Surface of a FACE */ @@ -546,9 +585,15 @@ public: /*! * \brief Check if the shape set through IsQuadraticSubMesh() or SetSubShape() * has a degenerated edges - * \retval bool - true if it has + * \retval bool - true if there are degenerated edges */ bool HasDegeneratedEdges() const { return !myDegenShapeIds.empty(); } + /*! + * \brief Return a number of degenerated edges in the shape set through + * IsQuadraticSubMesh() or SetSubShape() + * \retval size_t - nb edges + */ + size_t NbDegeneratedEdges() const { return myDegenShapeIds.size(); } /*! * \brief Check if shape is a seam edge or it's vertex @@ -556,7 +601,7 @@ public: * \retval bool - true if subShape is a seam shape * * It works only if IsQuadraticSubMesh() or SetSubShape() has been called. - * Seam shape has two 2D alternative represenations on the face + * Seam shape has two 2D alternative representations on the face */ bool IsSeamShape(const int subShape) const { return mySeamShapeIds.find( subShape ) != mySeamShapeIds.end(); } @@ -566,10 +611,10 @@ public: * \retval bool - true if subShape is a seam shape * * It works only if IsQuadraticSubMesh() or SetSubShape() has been called. - * Seam shape has two 2D alternative represenations on the face + * Seam shape has two 2D alternative representations on the face */ bool IsSeamShape(const TopoDS_Shape& subShape) const - { return IsSeamShape( GetMeshDS()->ShapeToIndex( subShape )); } + { return IsSeamShape( ShapeToIndex( subShape )); } /*! * \brief Return true if an edge or a vertex encounters twice in face wire * \param subShape - Id of edge or vertex @@ -581,7 +626,7 @@ public: * \param subShape - edge or vertex */ bool IsRealSeam(const TopoDS_Shape& subShape) const - { return IsRealSeam( GetMeshDS()->ShapeToIndex( subShape)); } + { return IsRealSeam( ShapeToIndex( subShape )); } /*! * \brief Check if the shape set through IsQuadraticSubMesh() or SetSubShape() * has a seam edge, i.e. an edge that has two parametric representations @@ -595,15 +640,29 @@ public: * \retval bool - true if it has */ bool HasRealSeam() const { return HasSeam() && ( *mySeamShapeIds.begin() < 0 ); } + /*! + * \brief Return a number of real seam edges in the shape set through + * IsQuadraticSubMesh() or SetSubShape(). A real seam edge encounters twice in a wire + * \retval size_t - nb of real seams + */ + size_t NbRealSeam() const; /*! * \brief Return index of periodic parametric direction of a closed face * \retval int - 1 for U, 2 for V direction */ int GetPeriodicIndex() const { return myParIndex; } + /*! + * \brief Return period in given direction [1,2] + */ + double GetPeriod(int perioIndex) const { return myPar2[ perioIndex-1 ] - myPar1[ perioIndex-1 ]; } /*! * \brief Return an alternative parameter for a node on seam */ double GetOtherParam(const double param) const; + /*! + * \brief Check if UV is on seam. Return 0 if not, 1 for U seam, 2 for V seam + */ + int IsOnSeam(const gp_XY& uv) const; /*! * \brief Return existing or create new medium nodes between given ones @@ -684,6 +743,9 @@ public: virtual ~SMESH_MesherHelper(); + static void WriteShape(const TopoDS_Shape& s); + + protected: /*! @@ -700,13 +762,14 @@ public: double getFaceMaxTol( const TopoDS_Shape& face ) const; + private: - // Forbiden copy constructor + // forbidden copy constructor SMESH_MesherHelper (const SMESH_MesherHelper& theOther); // key of a map of bi-quadratic face to it's central node - struct TBiQuad: public std::pair > + struct TBiQuad: public std::pair > { TBiQuad(const SMDS_MeshNode* n1, const SMDS_MeshNode* n2,