X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FSMESH%2FSMESH_MeshEditor.hxx;h=6f75318e63ed7ef8b23773031831feafa6751c15;hb=7084b4f9799cf4a0145ba86ab8b653de8f2d2bdb;hp=865a395c96c2884f1d246553eaa53dc08d451d9d;hpb=9ab3722c1b5f134261069e4a7fefe6b9c10820a9;p=modules%2Fsmesh.git diff --git a/src/SMESH/SMESH_MeshEditor.hxx b/src/SMESH/SMESH_MeshEditor.hxx index 865a395c9..6f75318e6 100644 --- a/src/SMESH/SMESH_MeshEditor.hxx +++ b/src/SMESH/SMESH_MeshEditor.hxx @@ -1,4 +1,4 @@ -// Copyright (C) 2007-2014 CEA/DEN, EDF R&D, OPEN CASCADE +// Copyright (C) 2007-2015 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 @@ -70,24 +70,52 @@ public: const SMESH_SequenceOfElemPtr& GetLastCreatedNodes() const { return myLastCreatedNodes; } const SMESH_SequenceOfElemPtr& GetLastCreatedElems() const { return myLastCreatedElems; } - void CrearLastCreated(); + void ClearLastCreated(); SMESH_ComputeErrorPtr & GetError() { return myError; } + // -------------------------------------------------------------------------------- + struct ElemFeatures //!< Features of element to create + { + SMDSAbs_ElementType myType; + bool myIsPoly, myIsQuad; + int myID; + double myBallDiameter; + std::vector myPolyhedQuantities; + + ElemFeatures( SMDSAbs_ElementType type=SMDSAbs_All, bool isPoly=false, bool isQuad=false ) + :myType( type ), myIsPoly(isPoly), myIsQuad(isQuad), myID(-1), myBallDiameter(0) {} + + ElemFeatures& Init( SMDSAbs_ElementType type, bool isPoly=false, bool isQuad=false ) + { myType = type; myIsPoly = isPoly; myIsQuad = isQuad; return *this; } + + ElemFeatures& Init( const SMDS_MeshElement* elem, bool basicOnly=true ); + + ElemFeatures& Init( double diameter ) + { myType = SMDSAbs_Ball; myBallDiameter = diameter; return *this; } + + ElemFeatures& Init( vector& quanities, bool isQuad=false ) + { myType = SMDSAbs_Volume; myIsPoly = 1; myIsQuad = isQuad; + myPolyhedQuantities.swap( quanities ); return *this; } + + ElemFeatures& Init( const vector& quanities, bool isQuad=false ) + { myType = SMDSAbs_Volume; myIsPoly = 1; myIsQuad = isQuad; + myPolyhedQuantities = quanities; return *this; } + + ElemFeatures& SetPoly(bool isPoly) { myIsPoly = isPoly; return *this; } + ElemFeatures& SetQuad(bool isQuad) { myIsQuad = isQuad; return *this; } + ElemFeatures& SetID (int ID) { myID = ID; return *this; } + }; + /*! * \brief Add element */ SMDS_MeshElement* AddElement(const std::vector & nodes, - const SMDSAbs_ElementType type, - const bool isPoly, - const int ID = -1, - const double ballDiameter=0.); + const ElemFeatures& features); /*! * \brief Add element */ - SMDS_MeshElement* AddElement(const std::vector & nodeIDs, - const SMDSAbs_ElementType type, - const bool isPoly, - const int ID = -1); + SMDS_MeshElement* AddElement(const std::vector & nodeIDs, + const ElemFeatures& features); int Remove (const std::list< int >& theElemIDs, const bool isNodes); // Remove a node or an element. @@ -126,6 +154,12 @@ public: // Reverse theFaces whose orientation to be same as that of theFace // oriented according to theDirection. Return nb of reoriented faces + int Reorient2DBy3D (TIDSortedElemSet & theFaces, + TIDSortedElemSet & theVolumes, + const bool theOutsideNormal); + // Reorient faces basing on orientation of adjacent volumes. + // Return nb of reoriented faces + /*! * \brief Fuse neighbour triangles into quadrangles. * \param theElems - The triangles to be fused. @@ -187,7 +221,7 @@ public: /*! * \brief For hexahedra that will be split into prisms, finds facets to - * split into triangles + * split into triangles * \param [in,out] theHexas - the hexahedra * \param [in] theFacetNormal - facet normal * \param [out] theFacets - the hexahedra and found facet IDs @@ -196,6 +230,16 @@ public: const gp_Ax1& theFacetNormal, TFacetOfElem & theFacets); + /*! + * \brief Split bi-quadratic elements into linear ones without creation of additional nodes + * - bi-quadratic triangle will be split into 3 linear quadrangles; + * - bi-quadratic quadrangle will be split into 4 linear quadrangles; + * - tri-quadratic hexahedron will be split into 8 linear hexahedra; + * Quadratic elements of lower dimension adjacent to the split bi-quadratic element + * will be split in order to keep the mesh conformal. + * \param elems - elements to split + */ + void SplitBiQuadraticIntoLinear(TIDSortedElemSet& theElems); enum SmoothMethod { LAPLACIAN = 0, CENTROIDAL }; @@ -223,7 +267,7 @@ public: typedef std::map TElemOfVecOfNnlmiMap; typedef std::auto_ptr< std::list > PGroupIDs; - PGroupIDs RotationSweep (TIDSortedElemSet & theElements, + PGroupIDs RotationSweep (TIDSortedElemSet theElements[2], const gp_Ax1& theAxis, const double theAngle, const int theNbSteps, @@ -234,34 +278,99 @@ public: // by theAngle by theNbSteps /*! - * Auxilary flag for advanced extrusion. + * Flags of extrusion. * BOUNDARY: create or not boundary for result of extrusion * SEW: try to use existing nodes or create new nodes in any case + * GROUPS: to create groups + * BY_AVG_NORMAL: step size is measured along average normal to elements, + * else step size is measured along average normal of any element + * USE_INPUT_ELEMS_ONLY: to use only input elements to compute extrusion direction + * for ExtrusionByNormal() */ enum ExtrusionFlags { EXTRUSION_FLAG_BOUNDARY = 0x01, - EXTRUSION_FLAG_SEW = 0x02 + EXTRUSION_FLAG_SEW = 0x02, + EXTRUSION_FLAG_GROUPS = 0x04, + EXTRUSION_FLAG_BY_AVG_NORMAL = 0x08, + EXTRUSION_FLAG_USE_INPUT_ELEMS_ONLY = 0x10 }; - + /*! - * special structure for control of extrusion functionality + * Generator of nodes for extrusion functionality */ - struct ExtrusParam { - gp_Dir myDir; // direction of extrusion + class SMESH_EXPORT ExtrusParam { + gp_Dir myDir; // direction of extrusion Handle(TColStd_HSequenceOfReal) mySteps; // magnitudes for each step - SMESH_SequenceOfNode myNodes; // nodes for using in sewing + SMESH_SequenceOfNode myNodes; // nodes for using in sewing + int myFlags; // see ExtrusionFlags + double myTolerance; // tolerance for sewing nodes + const TIDSortedElemSet* myElemsToUse; // elements to use for extrusion by normal + + int (ExtrusParam::*myMakeNodesFun)(SMESHDS_Mesh* mesh, + const SMDS_MeshNode* srcNode, + std::list & newNodes, + const bool makeMediumNodes); + + public: + ExtrusParam( const gp_Vec& theStep, + const int theNbSteps, + const int theFlags = 0, + const double theTolerance = 1e-6); + ExtrusParam( const gp_Dir& theDir, + Handle(TColStd_HSequenceOfReal) theSteps, + const int theFlags = 0, + const double theTolerance = 1e-6); + ExtrusParam( const double theStep, + const int theNbSteps, + const int theFlags, + const int theDim); // for extrusion by normal + + SMESH_SequenceOfNode& ChangeNodes() { return myNodes; } + int& Flags() { return myFlags; } + bool ToMakeBoundary() const { return myFlags & EXTRUSION_FLAG_BOUNDARY; } + bool ToMakeGroups() const { return myFlags & EXTRUSION_FLAG_GROUPS; } + bool ToUseInpElemsOnly() const { return myFlags & EXTRUSION_FLAG_USE_INPUT_ELEMS_ONLY; } + int NbSteps() const { return mySteps->Length(); } + + // stores elements to use for extrusion by normal, depending on + // state of EXTRUSION_FLAG_USE_INPUT_ELEMS_ONLY flag + void SetElementsToUse( const TIDSortedElemSet& elems ); + + // creates nodes and returns number of nodes added in \a newNodes + int MakeNodes( SMESHDS_Mesh* mesh, + const SMDS_MeshNode* srcNode, + std::list & newNodes, + const bool makeMediumNodes) + { + return (this->*myMakeNodesFun)( mesh, srcNode, newNodes, makeMediumNodes ); + } + private: + + int makeNodesByDir( SMESHDS_Mesh* mesh, + const SMDS_MeshNode* srcNode, + std::list & newNodes, + const bool makeMediumNodes); + int makeNodesByDirAndSew( SMESHDS_Mesh* mesh, + const SMDS_MeshNode* srcNode, + std::list & newNodes, + const bool makeMediumNodes); + int makeNodesByNormal2D( SMESHDS_Mesh* mesh, + const SMDS_MeshNode* srcNode, + std::list & newNodes, + const bool makeMediumNodes); + int makeNodesByNormal1D( SMESHDS_Mesh* mesh, + const SMDS_MeshNode* srcNode, + std::list & newNodes, + const bool makeMediumNodes); + // step iteration + void beginStepIter( bool withMediumNodes ); + bool moreSteps(); + double nextStep(); + std::vector< double > myCurSteps; + bool myWithMediumNodes; + int myNextStep; }; - /*! - * Create new node in the mesh with given coordinates - * (auxiliary for advanced extrusion) - */ - const SMDS_MeshNode* CreateNode(const double x, - const double y, - const double z, - const double tolnode, - SMESH_SequenceOfNode& aNodes); - /*! * Generate new elements by extrusion of theElements * It is a method used in .idl file. All functionality @@ -274,12 +383,11 @@ public: * @param theTolerance - uses for comparing locations of nodes if flag * EXTRUSION_FLAG_SEW is set */ - PGroupIDs ExtrusionSweep (TIDSortedElemSet & theElems, + PGroupIDs ExtrusionSweep (TIDSortedElemSet theElems[2], const gp_Vec& theStep, const int theNbSteps, TTElemOfElemListMap& newElemsMap, - const bool theMakeGroups, - const int theFlags = EXTRUSION_FLAG_BOUNDARY, + const int theFlags, const double theTolerance = 1.e-6); /*! @@ -292,12 +400,9 @@ public: * EXTRUSION_FLAG_SEW is set * @param theParams - special structure for manage of extrusion */ - PGroupIDs ExtrusionSweep (TIDSortedElemSet & theElems, + PGroupIDs ExtrusionSweep (TIDSortedElemSet theElems[2], ExtrusParam& theParams, - TTElemOfElemListMap& newElemsMap, - const bool theMakeGroups, - const int theFlags, - const double theTolerance); + TTElemOfElemListMap& newElemsMap); // Generate new elements by extrusion of theElements @@ -313,7 +418,7 @@ public: EXTR_CANT_GET_TANGENT }; - Extrusion_Error ExtrusionAlongTrack (TIDSortedElemSet & theElements, + Extrusion_Error ExtrusionAlongTrack (TIDSortedElemSet theElements[2], SMESH_subMesh* theTrackPattern, const SMDS_MeshNode* theNodeStart, const bool theHasAngles, @@ -322,7 +427,7 @@ public: const bool theHasRefPoint, const gp_Pnt& theRefPoint, const bool theMakeGroups); - Extrusion_Error ExtrusionAlongTrack (TIDSortedElemSet & theElements, + Extrusion_Error ExtrusionAlongTrack (TIDSortedElemSet theElements[2], SMESH_Mesh* theTrackPattern, const SMDS_MeshNode* theNodeStart, const bool theHasAngles, @@ -345,7 +450,8 @@ public: void FindCoincidentNodes (TIDSortedNodeSet & theNodes, const double theTolerance, - TListOfListOfNodes & theGroupsOfNodes); + TListOfListOfNodes & theGroupsOfNodes, + bool theSeparateCornersAndMedium); // Return list of group of nodes close to each other within theTolerance. // Search among theNodes or in the whole mesh if theNodes is empty. @@ -605,11 +711,14 @@ public: * \param nodeGens - nodes making corresponding myLastCreatedNodes * \param elemGens - elements making corresponding myLastCreatedElems * \param postfix - to append to names of new groups + * \param targetMesh - mesh to create groups in + * \param topPresent - is there "top" elements that are created by sweeping */ PGroupIDs generateGroups(const SMESH_SequenceOfElemPtr& nodeGens, const SMESH_SequenceOfElemPtr& elemGens, const std::string& postfix, - SMESH_Mesh* targetMesh=0); + SMESH_Mesh* targetMesh=0, + const bool topPresent=true); /*! * \brief Create elements by sweeping an element * \param elem - element to sweep @@ -660,7 +769,7 @@ public: const TopoDS_Edge& aTrackEdge, bool aFirstIsStart, std::list& aLPP); - Extrusion_Error MakeExtrElements(TIDSortedElemSet& theElements, + Extrusion_Error MakeExtrElements(TIDSortedElemSet theElements[2], std::list& theFullList, const bool theHasAngles, std::list& theAngles, @@ -671,11 +780,14 @@ public: void LinearAngleVariation(const int NbSteps, list& theAngles); - bool doubleNodes( SMESHDS_Mesh* theMeshDS, - const TIDSortedElemSet& theElems, - const TIDSortedElemSet& theNodesNot, - std::map< const SMDS_MeshNode*, const SMDS_MeshNode* >& theNodeNodeMap, - const bool theIsDoubleElem ); + bool doubleNodes( SMESHDS_Mesh* theMeshDS, + const TIDSortedElemSet& theElems, + const TIDSortedElemSet& theNodesNot, + TNodeNodeMap& theNodeNodeMap, + const bool theIsDoubleElem ); + + void copyPosition( const SMDS_MeshNode* from, + const SMDS_MeshNode* to ); private: