X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FSMESH%2FSMESH_MesherHelper.hxx;h=4b4ffdb750b53ba7301658886b02671bf202c51d;hb=9f9b9d6ceb9972d38e65bcadadbbade14c2f04ea;hp=7a53c71eb064edc04ee9757588d08618d5095189;hpb=4466dfe1ce1644260fb11df461175e53785fb867;p=modules%2Fsmesh.git diff --git a/src/SMESH/SMESH_MesherHelper.hxx b/src/SMESH/SMESH_MesherHelper.hxx index 7a53c71eb..4b4ffdb75 100644 --- a/src/SMESH/SMESH_MesherHelper.hxx +++ b/src/SMESH/SMESH_MesherHelper.hxx @@ -1,23 +1,23 @@ -// Copyright (C) 2007-2010 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 +// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN, +// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS // -// 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. +// 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. // -// 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. +// 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. // -// 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 +// 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 // -// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com +// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com // // File: SMESH_MesherHelper.hxx @@ -58,12 +58,15 @@ typedef gp_XY (*xyFunPtr)(const gp_XY& uv1, const gp_XY& uv2); //======================================================================= /*! - * \brief It helps meshers to add elements + * \brief It helps meshers to add elements and provides other utilities * - * It allow meshers not to care about creation of medium nodes + * - It allows meshers not to care about creation of medium nodes * when filling a quadratic mesh. Helper does it itself. - * It defines degree of elements to create when IsQuadraticSubMesh() + * It defines order of elements to create when IsQuadraticSubMesh() * is called. + * - It provides information on a shape it is initialized with: + * periodicity, presence of singularities etc. + * - ... */ //======================================================================= @@ -73,32 +76,55 @@ public: // ---------- PUBLIC UTILITIES ---------- /*! - * \brief Returns true if given node is medium - * \param n - node to check - * \param typeToCheck - type of elements containing the node to ask about node status + * \brief Returns true if all elements of a sub-mesh are of same shape + * \param smDS - sub-mesh to check elements of + * \param shape - expected shape of elements + * \param nullSubMeshRes - result value for the case of smDS == NULL * \retval bool - check result */ - static bool IsMedium(const SMDS_MeshNode* node, - const SMDSAbs_ElementType typeToCheck = SMDSAbs_All); + static bool IsSameElemGeometry(const SMESHDS_SubMesh* smDS, + SMDSAbs_GeometryType shape, + const bool nullSubMeshRes = true); /*! * \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 theBaseEdge - the edge nodes of which are columns' bases + * \param theBaseSide - the edges holding nodes on which columns' bases * \param theMesh - the mesh containing nodes * \retval bool - false if something is wrong * * The key of the map is a normalized parameter of each - * base node on theBaseEdge. + * base node on theBaseSide. Edges in theBaseSide must be sequenced. * This method works in supposition that nodes on the face * forms a rectangular grid and elements can be quardrangles or triangles */ + static bool LoadNodeColumns(TParam2ColumnMap & theParam2ColumnMap, + const TopoDS_Face& theFace, + const std::list& theBaseSide, + SMESHDS_Mesh* theMesh, + SMESH_ProxyMesh* theProxyMesh=0); + /*! + * \brief Variant of LoadNodeColumns() above with theBaseSide given by one edge + */ static bool LoadNodeColumns(TParam2ColumnMap & theParam2ColumnMap, const TopoDS_Face& theFace, const TopoDS_Edge& theBaseEdge, SMESHDS_Mesh* theMesh, SMESH_ProxyMesh* theProxyMesh=0); + /*! + * \brief Return true if 2D mesh on FACE is structured + */ + static bool IsStructured( SMESH_subMesh* faceSM ); + + /*! + * \brief Returns true if given node is medium + * \param n - node to check + * \param typeToCheck - type of elements containing the node to ask about node status + * \retval bool - check result + */ + static bool IsMedium(const SMDS_MeshNode* node, + const SMDSAbs_ElementType typeToCheck = SMDSAbs_All); /*! * \brief Return support shape of a node * \param node - the node @@ -120,6 +146,17 @@ public: return ind; } + /*! + * \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 + * \retval int - the calculated number + */ + static int Count(const TopoDS_Shape& shape, + const TopAbs_ShapeEnum type, + const bool ignoreSame); + /*! * \brief Return number of unique ancestors of the shape */ @@ -132,7 +169,13 @@ public: static PShapeIteratorPtr GetAncestors(const TopoDS_Shape& shape, const SMESH_Mesh& mesh, TopAbs_ShapeEnum ancestorType); - + /*! + * \brief Find a common ancestor, of the given type, of two shapes + */ + static TopoDS_Shape GetCommonAncestor(const TopoDS_Shape& shape1, + const TopoDS_Shape& shape2, + const SMESH_Mesh& mesh, + TopAbs_ShapeEnum ancestorType); /*! * \brief Return orientation of sub-shape in the main shape */ @@ -147,6 +190,11 @@ public: static bool IsClosedEdge( const TopoDS_Edge& anEdge ); + static TopoDS_Vertex IthVertex( const bool is2nd, TopoDS_Edge anEdge, const bool CumOri=true ); + + static TopAbs_ShapeEnum GetGroupType(const TopoDS_Shape& group, + const bool avoidCompound=false); + public: // ---------- PUBLIC INSTANCE METHODS ---------- @@ -173,18 +221,25 @@ public: */ bool GetIsQuadratic() const { return myCreateQuadratic; } + /* + * \brief Find out elements orientation on a geometrical face + */ + bool IsReversedSubMesh (const TopoDS_Face& theFace); + /*! * \brief Move medium nodes of faces and volumes to fix distorted elements + * \param error - container of fixed distorted elements * \param volumeOnly - fix nodes on geom faces or not if the shape is solid */ - void FixQuadraticElements(bool volumeOnly=true); + void FixQuadraticElements(SMESH_ComputeErrorPtr& error, bool volumeOnly=true); /*! * \brief To set created elements on the shape set by IsQuadraticSubMesh() * or the next methods. By defaul elements are set on the shape if * a mesh has no shape to be meshed */ - void SetElementsOnShape(bool toSet) { mySetElemOnShape = toSet; } + bool SetElementsOnShape(bool toSet) + { bool res = mySetElemOnShape; mySetElemOnShape = toSet; return res; } /*! * \brief Set shape to make elements on without calling IsQuadraticSubMesh() @@ -204,7 +259,7 @@ public: /*! * Creates a node */ - SMDS_MeshNode* AddNode(double x, double y, double z, int ID = 0); + SMDS_MeshNode* AddNode(double x, double y, double z, int ID = 0, double u=0., double v=0.); /*! * Creates quadratic or linear edge */ @@ -280,6 +335,24 @@ public: const int id = 0, bool force3d = true); + /*! + * Creates LINEAR!!!!!!!!! octahedron + */ + SMDS_MeshVolume* AddVolume(const SMDS_MeshNode* n1, + const SMDS_MeshNode* n2, + const SMDS_MeshNode* n3, + const SMDS_MeshNode* n4, + const SMDS_MeshNode* n5, + const SMDS_MeshNode* n6, + const SMDS_MeshNode* n7, + const SMDS_MeshNode* n8, + const SMDS_MeshNode* n9, + const SMDS_MeshNode* n10, + const SMDS_MeshNode* n11, + const SMDS_MeshNode* n12, + const int id = 0, + bool force3d = true); + /*! * Creates polyhedron. In quadratic mesh, adds medium nodes */ @@ -287,6 +360,14 @@ public: const std::vector& quantities, const int ID=0, const bool force3d = true); + /*! + * \brief Enables fixing node parameters on EDGEs and FACEs by + * GetNodeU(...,check=true), GetNodeUV(...,check=true), CheckNodeUV() and + * CheckNodeU() in case if a node lies on a shape set via SetSubShape(). + * Default is False + */ + void ToFixNodeParameters(bool toFix); + /*! * \brief Return U of the given node on the edge */ @@ -297,6 +378,7 @@ public: /*! * \brief Return node UV on face * \param inFaceNode - a node of element being created located inside a face + * \param check - if provided, returns result of UV check that it enforces */ gp_XY GetNodeUV(const TopoDS_Face& F, const SMDS_MeshNode* n, @@ -443,6 +525,12 @@ public: const SMDS_MeshNode* GetMediumNode(const SMDS_MeshNode* n1, const SMDS_MeshNode* n2, const bool force3d); + /*! + * \brief Return index and type of the shape (EDGE or FACE only) to set a medium node on + */ + std::pair GetMediumPos(const SMDS_MeshNode* n1, + const SMDS_MeshNode* n2, + const bool useCurSubShape=false); /*! * \brief Add a link in my data structure */ @@ -455,6 +543,10 @@ public: void AddTLinkNodeMap(const TLinkNodeMap& aMap) { myTLinkNodeMap.insert(aMap.begin(), aMap.end()); } + void AddTLinks(const SMDS_MeshEdge* edge); + void AddTLinks(const SMDS_MeshFace* face); + void AddTLinks(const SMDS_MeshVolume* vol); + /** * Returns myTLinkNodeMap */ @@ -505,9 +597,9 @@ protected: SMESH_Mesh* myMesh; int myShapeID; - // to create quadratic elements bool myCreateQuadratic; bool mySetElemOnShape; + bool myFixNodeParameters; std::map< int,bool > myNodePosShapesValidity; bool toCheckPosOnShape(int shapeID ) const;