X-Git-Url: http://git.salome-platform.org/gitweb/?p=modules%2Fsmesh.git;a=blobdiff_plain;f=src%2FSMESH%2FSMESH_MeshEditor.hxx;h=544a7ddc587f2e0f73df32ff58dd96209cc1ad8c;hp=ea02a7a7c105e3229b86d7d7e560ae850f3c450a;hb=25448a41caf73ab37d1bb224a52a655fe7a97d56;hpb=868e306e098d4ca6bfd1d183f0a57fb9cb805086 diff --git a/src/SMESH/SMESH_MeshEditor.hxx b/src/SMESH/SMESH_MeshEditor.hxx index ea02a7a7c..544a7ddc5 100644 --- a/src/SMESH/SMESH_MeshEditor.hxx +++ b/src/SMESH/SMESH_MeshEditor.hxx @@ -1,60 +1,104 @@ -// SMESH SMESH_I : idl implementation based on 'SMESH' unit's calsses +// Copyright (C) 2007-2014 CEA/DEN, EDF R&D, OPEN CASCADE // -// Copyright (C) 2003 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 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 -// -// See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org +// 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, or (at your option) any later version. // +// 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 +// +// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com +// + // File : SMESH_MeshEditor.hxx // Created : Mon Apr 12 14:56:19 2004 // Author : Edward AGAPOV (eap) // Module : SMESH - - +// #ifndef SMESH_MeshEditor_HeaderFile #define SMESH_MeshEditor_HeaderFile -#include "SMESH_Mesh.hxx" +#include "SMESH_SMESH.hxx" + +#include "SMDS_MeshElement.hxx" #include "SMESH_Controls.hxx" +#include "SMESH_Mesh.hxx" +#include "SMESH_TypeDefs.hxx" +#include "SMESH_ComputeError.hxx" + +#include + +#include +#include #include #include +#include -typedef map > TElemOfElemListMap; - -class SMDS_MeshElement; class SMDS_MeshFace; class SMDS_MeshNode; class gp_Ax1; class gp_Vec; class gp_Pnt; +class SMESH_MesherHelper; +class SMESH_NodeSearcher; + +// ============================================================ +/*! + * \brief Editor of a mesh + */ +// ============================================================ -class SMESH_MeshEditor { - public: +class SMESH_EXPORT SMESH_MeshEditor +{ +public: SMESH_MeshEditor( SMESH_Mesh* theMesh ); - bool Remove (const std::list< int >& theElemIDs, const bool isNodes); + SMESH_Mesh * GetMesh() { return myMesh; } + SMESHDS_Mesh * GetMeshDS() { return myMesh->GetMeshDS(); } + + const SMESH_SequenceOfElemPtr& GetLastCreatedNodes() const { return myLastCreatedNodes; } + const SMESH_SequenceOfElemPtr& GetLastCreatedElems() const { return myLastCreatedElems; } + void CrearLastCreated(); + SMESH_ComputeErrorPtr & GetError() { return myError; } + + /*! + * \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.); + /*! + * \brief Add element + */ + SMDS_MeshElement* AddElement(const std::vector & nodeIDs, + const SMDSAbs_ElementType type, + const bool isPoly, + const int ID = -1); + + int Remove (const std::list< int >& theElemIDs, const bool isNodes); // Remove a node or an element. // Modify a compute state of sub-meshes which become empty + void Create0DElementsOnAllNodes( const TIDSortedElemSet& elements, + TIDSortedElemSet& all0DElems); + // Create 0D elements on all nodes of the given object except those + // nodes on which a 0D element already exists. \a all0DElems returns + // all 0D elements found or created on nodes of \a elements + bool InverseDiag (const SMDS_MeshElement * theTria1, const SMDS_MeshElement * theTria2 ); // Replace two neighbour triangles with ones built on the same 4 nodes @@ -76,6 +120,17 @@ class SMESH_MeshEditor { bool Reorient (const SMDS_MeshElement * theElement); // Reverse theElement orientation + int Reorient2D (TIDSortedElemSet & theFaces, + const gp_Dir& theDirection, + const SMDS_MeshElement * theFace); + // 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. @@ -83,48 +138,79 @@ class SMESH_MeshEditor { * \param theCriterion - Is used to choose a neighbour to fuse with. * \param theMaxAngle - Is a max angle between element normals at which fusion * is still performed; theMaxAngle is mesured in radians. - * \retval bool - Success or not. + * \return bool - Success or not. */ - bool TriToQuad (std::set & theElems, + bool TriToQuad (TIDSortedElemSet & theElems, SMESH::Controls::NumericalFunctorPtr theCriterion, const double theMaxAngle); - /*! * \brief Split quadrangles into triangles. * \param theElems - The faces to be splitted. * \param theCriterion - Is used to choose a diagonal for splitting. - * \retval bool - Success or not. + * \return bool - Success or not. */ - bool QuadToTri (std::set & theElems, + bool QuadToTri (TIDSortedElemSet & theElems, SMESH::Controls::NumericalFunctorPtr theCriterion); - /*! * \brief Split quadrangles into triangles. * \param theElems - The faces to be splitted. * \param the13Diag - Is used to choose a diagonal for splitting. - * \retval bool - Success or not. + * \return bool - Success or not. + */ + bool QuadToTri (TIDSortedElemSet & theElems, + const bool the13Diag); + /*! + * \brief Split each of given quadrangles into 4 triangles. + * \param theElems - The faces to be splitted. If empty all faces are split. */ - bool QuadToTri (std::set & theElems, - const bool the13Diag); + void QuadTo4Tri (TIDSortedElemSet & theElems); /*! * \brief Find better diagonal for splitting. * \param theQuad - The face to find better splitting of. * \param theCriterion - Is used to choose a diagonal for splitting. - * \retval int - 1 for 1-3 diagonal, 2 for 2-4, -1 - for errors. + * \return int - 1 for 1-3 diagonal, 2 for 2-4, -1 - for errors. */ int BestSplit (const SMDS_MeshElement* theQuad, SMESH::Controls::NumericalFunctorPtr theCriterion); + typedef std::map < const SMDS_MeshElement*, int, TIDCompare > TFacetOfElem; + + //!<2nd arg of SplitVolumes() + enum SplitVolumToTetraFlags { HEXA_TO_5 = 1, // split into tetrahedra + HEXA_TO_6, + HEXA_TO_24, + HEXA_TO_2_PRISMS, // split into prisms + HEXA_TO_4_PRISMS }; + /*! + * \brief Split volumic elements into tetrahedra or prisms. + * If facet ID < 0, element is split into tetrahedra, + * else a hexahedron is split into prisms so that the given facet is + * split into triangles + */ + void SplitVolumes (const TFacetOfElem & theElems, const int theMethodFlags); + + /*! + * \brief For hexahedra that will be split into prisms, finds facets to + * split into triangles + * \param [in,out] theHexas - the hexahedra + * \param [in] theFacetNormal - facet normal + * \param [out] theFacets - the hexahedra and found facet IDs + */ + void GetHexaFacetsToSplit( TIDSortedElemSet& theHexas, + const gp_Ax1& theFacetNormal, + TFacetOfElem & theFacets); + + enum SmoothMethod { LAPLACIAN = 0, CENTROIDAL }; - void Smooth (std::set & theElements, - std::set & theFixedNodes, - const SmoothMethod theSmoothMethod, - const int theNbIterations, - double theTgtAspectRatio = 1.0, - const bool the2D = true); + void Smooth (TIDSortedElemSet & theElements, + std::set & theFixedNodes, + const SmoothMethod theSmoothMethod, + const int theNbIterations, + double theTgtAspectRatio = 1.0, + const bool the2D = true); // Smooth theElements using theSmoothMethod during theNbIterations // or until a worst element has aspect ratio <= theTgtAspectRatio. // Aspect Ratio varies in range [1.0, inf]. @@ -134,55 +220,153 @@ class SMESH_MeshEditor { // If the2D, smoothing is performed using UV parameters of nodes // on geometrical faces - - void RotationSweep (std::set & theElements, - const gp_Ax1& theAxis, - const double theAngle, - const int theNbSteps, - const double theToler); + typedef TIDTypeCompare TElemSort; + typedef std::map < const SMDS_MeshElement*, + std::list, TElemSort > TTElemOfElemListMap; + typedef std::map > TNodeOfNodeListMap; + typedef TNodeOfNodeListMap::iterator TNodeOfNodeListMapItr; + typedef std::vector TVecOfNnlmiMap; + typedef std::map TElemOfVecOfNnlmiMap; + typedef std::auto_ptr< std::list > PGroupIDs; + + PGroupIDs RotationSweep (TIDSortedElemSet & theElements, + const gp_Ax1& theAxis, + const double theAngle, + const int theNbSteps, + const double theToler, + const bool theMakeGroups, + const bool theMakeWalls=true); // Generate new elements by rotation of theElements around theAxis // 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 }; - + /*! - * Create new node in the mesh with given coordinates - * (auxilary for advanced extrusion) + * Generator of nodes for extrusion functionality */ - const SMDS_MeshNode* CreateNode(const double x, - const double y, - const double z, - const double tolnode); + 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 + 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; + }; /*! - * Generate new elements by extrusion of theElements - * by theStep by theNbSteps - * param theHistory returns history of extrusion - * param theFlags set flags for performing extrusion (see description + * Generate new elements by extrusion of theElements + * It is a method used in .idl file. All functionality + * is implemented in the next method (see below) which + * is used in the current method. + * @param theElems - list of elements for extrusion + * @param newElemsMap returns history of extrusion + * @param theFlags set flags for performing extrusion (see description * of enum ExtrusionFlags for additional information) - * param theTolerance - uses for comparing locations of nodes if flag + * @param theTolerance - uses for comparing locations of nodes if flag * EXTRUSION_FLAG_SEW is set */ - //void ExtrusionSweep (std::set & theElements, - // const gp_Vec& theStep, - // const int theNbSteps); - void ExtrusionSweep - (set & theElems, - const gp_Vec& theStep, - const int theNbSteps, - TElemOfElemListMap& newElemsMap, - //SMESH_DataMapOfElemPtrSequenceOfElemPtr& theHistory, - const int theFlags = EXTRUSION_FLAG_BOUNDARY, - const double theTolerance = 1.e-6); + PGroupIDs ExtrusionSweep (TIDSortedElemSet & theElems, + const gp_Vec& theStep, + const int theNbSteps, + TTElemOfElemListMap& newElemsMap, + const int theFlags, + const double theTolerance = 1.e-6); + /*! + * Generate new elements by extrusion of theElements + * @param theElems - list of elements for extrusion + * @param newElemsMap returns history of extrusion + * @param theFlags set flags for performing extrusion (see description + * of enum ExtrusionFlags for additional information) + * @param theTolerance - uses for comparing locations of nodes if flag + * EXTRUSION_FLAG_SEW is set + * @param theParams - special structure for manage of extrusion + */ + PGroupIDs ExtrusionSweep (TIDSortedElemSet & theElems, + ExtrusParam& theParams, + TTElemOfElemListMap& newElemsMap); + + // Generate new elements by extrusion of theElements // by theStep by theNbSteps @@ -196,48 +380,78 @@ class SMESH_MeshEditor { EXTR_CANT_GET_TANGENT }; - Extrusion_Error ExtrusionAlongTrack (std::set & theElements, - SMESH_subMesh* theTrackPattern, - const SMDS_MeshNode* theNodeStart, - const bool theHasAngles, - std::list& theAngles, - const bool theHasRefPoint, - const gp_Pnt& theRefPoint); + Extrusion_Error ExtrusionAlongTrack (TIDSortedElemSet & theElements, + SMESH_subMesh* theTrackPattern, + const SMDS_MeshNode* theNodeStart, + const bool theHasAngles, + std::list& theAngles, + const bool theLinearVariation, + const bool theHasRefPoint, + const gp_Pnt& theRefPoint, + const bool theMakeGroups); + Extrusion_Error ExtrusionAlongTrack (TIDSortedElemSet & theElements, + SMESH_Mesh* theTrackPattern, + const SMDS_MeshNode* theNodeStart, + const bool theHasAngles, + std::list& theAngles, + const bool theLinearVariation, + const bool theHasRefPoint, + const gp_Pnt& theRefPoint, + const bool theMakeGroups); // Generate new elements by extrusion of theElements along path given by theTrackPattern, // theHasAngles are the rotation angles, base point can be given by theRefPoint - void Transform (std::set & theElements, - const gp_Trsf& theTrsf, - const bool theCopy); + PGroupIDs Transform (TIDSortedElemSet & theElements, + const gp_Trsf& theTrsf, + const bool theCopy, + const bool theMakeGroups, + SMESH_Mesh* theTargetMesh=0); // Move or copy theElements applying theTrsf to their nodes typedef std::list< std::list< const SMDS_MeshNode* > > TListOfListOfNodes; - void FindCoincidentNodes (std::set & theNodes, - const double theTolerance, - TListOfListOfNodes & theGroupsOfNodes); + void FindCoincidentNodes (TIDSortedNodeSet & theNodes, + const double theTolerance, + TListOfListOfNodes & theGroupsOfNodes); // Return list of group of nodes close to each other within theTolerance. // Search among theNodes or in the whole mesh if theNodes is empty. - int SimplifyFace (const vector faceNodes, - vector& poly_nodes, - vector& quantities) const; - // Split face, defined by , into several faces by repeating nodes. - // Is used by MergeNodes() - void MergeNodes (TListOfListOfNodes & theNodeGroups); // In each group, the cdr of nodes are substituted by the first one // in all elements. + typedef std::list< std::list< int > > TListOfListOfElementsID; + + void FindEqualElements(TIDSortedElemSet & theElements, + TListOfListOfElementsID & theGroupsOfElementsID); + // Return list of group of elements build on the same nodes. + // Search among theElements or in the whole mesh if theElements is empty. + + void MergeElements(TListOfListOfElementsID & theGroupsOfElementsID); + // In each group remove all but first of elements. + void MergeEqualElements(); // Remove all but one of elements built on the same nodes. // Return nb of successfully merged groups. + int SimplifyFace (const std::vector& faceNodes, + std::vector& poly_nodes, + std::vector& quantities) const; + // Split face, defined by , into several faces by repeating nodes. + // Is used by MergeNodes() + static bool CheckFreeBorderNodes(const SMDS_MeshNode* theNode1, const SMDS_MeshNode* theNode2, const SMDS_MeshNode* theNode3 = 0); // Return true if the three nodes are on a free border + static bool FindFreeBorder (const SMDS_MeshNode* theFirstNode, + const SMDS_MeshNode* theSecondNode, + const SMDS_MeshNode* theLastNode, + std::list< const SMDS_MeshNode* > & theNodes, + std::list< const SMDS_MeshElement* >& theFaces); + // Return nodes and faces of a free border if found + enum Sew_Error { SEW_OK, // for SewFreeBorder() @@ -250,7 +464,8 @@ class SMESH_MeshEditor { SEW_DIFF_NB_OF_ELEMENTS, SEW_TOPO_DIFF_SETS_OF_ELEMENTS, SEW_BAD_SIDE1_NODES, - SEW_BAD_SIDE2_NODES + SEW_BAD_SIDE2_NODES, + SEW_INTERNAL_ERROR }; @@ -283,12 +498,12 @@ class SMESH_MeshEditor { // nodes are inserted. // Return false, if sewing failed. - Sew_Error SewSideElements (std::set& theSide1, - std::set& theSide2, - const SMDS_MeshNode* theFirstNode1ToMerge, - const SMDS_MeshNode* theFirstNode2ToMerge, - const SMDS_MeshNode* theSecondNode1ToMerge, - const SMDS_MeshNode* theSecondNode2ToMerge); + Sew_Error SewSideElements (TIDSortedElemSet& theSide1, + TIDSortedElemSet& theSide2, + const SMDS_MeshNode* theFirstNode1ToMerge, + const SMDS_MeshNode* theFirstNode2ToMerge, + const SMDS_MeshNode* theSecondNode1ToMerge, + const SMDS_MeshNode* theSecondNode2ToMerge); // Sew two sides of a mesh. Nodes belonging to theSide1 are // merged with nodes of elements of theSide2. // Number of elements in theSide1 and in theSide2 must be @@ -310,44 +525,240 @@ class SMESH_MeshEditor { // insert theNodesToInsert into all volumes, containing link // theBetweenNode1 - theBetweenNode2, between theBetweenNode1 and theBetweenNode2. -// static int SortQuadNodes (const SMDS_Mesh * theMesh, -// int theNodeIds[] ); -// // Set 4 nodes of a quadrangle face in a good order. -// // Swap 1<->2 or 2<->3 nodes and correspondingly return -// // 1 or 2 else 0. -// -// static bool SortHexaNodes (const SMDS_Mesh * theMesh, -// int theNodeIds[] ); -// // Set 8 nodes of a hexahedron in a good order. -// // Return success status + void ConvertToQuadratic(const bool theForce3d, const bool theToBiQuad); + void ConvertToQuadratic(const bool theForce3d, + TIDSortedElemSet& theElements, const bool theToBiQuad); + // Converts all mesh to quadratic or bi-quadratic one, deletes old elements, + // replacing them with quadratic or bi-quadratic ones with the same id. + // If theForce3d = 1; this results in the medium node lying at the + // middle of the line segments connecting start and end node of a mesh element. + // If theForce3d = 0; this results in the medium node lying at the + // geometrical edge from which the mesh element is built. + + bool ConvertFromQuadratic(); + void ConvertFromQuadratic(TIDSortedElemSet& theElements); + // Converts all mesh from quadratic to ordinary ones, deletes old quadratic elements, replacing + // them with ordinary mesh elements with the same id. + // Returns true in case of success, false otherwise. static void AddToSameGroups (const SMDS_MeshElement* elemToAdd, const SMDS_MeshElement* elemInGroups, SMESHDS_Mesh * aMesh); - // Add elemToAdd to the groups the elemInGroups belongs to + // Add elemToAdd to the all groups the elemInGroups belongs to - static const SMDS_MeshElement* - FindFaceInSet(const SMDS_MeshNode* n1, - const SMDS_MeshNode* n2, - const std::set& elemSet, - const std::set& avoidSet); - // Return a face having linked nodes n1 and n2 and which is - // - not in avoidSet, - // - in elemSet provided that !elemSet.empty() + static void RemoveElemFromGroups (const SMDS_MeshElement* element, + SMESHDS_Mesh * aMesh); + // remove element from the all groups + + static void ReplaceElemInGroups (const SMDS_MeshElement* elemToRm, + const SMDS_MeshElement* elemToAdd, + SMESHDS_Mesh * aMesh); + // replace elemToRm by elemToAdd in the all groups + + static void ReplaceElemInGroups (const SMDS_MeshElement* elemToRm, + const std::vector& elemToAdd, + SMESHDS_Mesh * aMesh); + // replace elemToRm by elemToAdd in the all groups + + /*! + * \brief Return nodes linked to the given one in elements of the type + */ + static void GetLinkedNodes( const SMDS_MeshNode* node, + TIDSortedElemSet & linkedNodes, + SMDSAbs_ElementType type = SMDSAbs_All ); + + /*! + * \brief Find corresponding nodes in two sets of faces + * \param theSide1 - first face set + * \param theSide2 - second first face + * \param theFirstNode1 - a boundary node of set 1 + * \param theFirstNode2 - a node of set 2 corresponding to theFirstNode1 + * \param theSecondNode1 - a boundary node of set 1 linked with theFirstNode1 + * \param theSecondNode2 - a node of set 2 corresponding to theSecondNode1 + * \param nReplaceMap - output map of corresponding nodes + * \return Sew_Error - is a success or not + */ + static Sew_Error FindMatchingNodes(std::set& theSide1, + std::set& theSide2, + const SMDS_MeshNode* theFirstNode1, + const SMDS_MeshNode* theFirstNode2, + const SMDS_MeshNode* theSecondNode1, + const SMDS_MeshNode* theSecondNode2, + TNodeNodeMap & theNodeReplaceMap); + + /*! + * \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 + * \return bool - check result + */ + static bool IsMedium(const SMDS_MeshNode* node, + const SMDSAbs_ElementType typeToCheck = SMDSAbs_All); int FindShape (const SMDS_MeshElement * theElem); // Return an index of the shape theElem is on // or zero if a shape not found + void DoubleElements( const TIDSortedElemSet& theElements ); - SMESH_Mesh * GetMesh() { return myMesh; } + bool DoubleNodes( const std::list< int >& theListOfNodes, + const std::list< int >& theListOfModifiedElems ); + + bool DoubleNodes( const TIDSortedElemSet& theElems, + const TIDSortedElemSet& theNodesNot, + const TIDSortedElemSet& theAffectedElems ); + + bool AffectedElemGroupsInRegion( const TIDSortedElemSet& theElems, + const TIDSortedElemSet& theNodesNot, + const TopoDS_Shape& theShape, + TIDSortedElemSet& theAffectedElems); + + bool DoubleNodesInRegion( const TIDSortedElemSet& theElems, + const TIDSortedElemSet& theNodesNot, + const TopoDS_Shape& theShape ); + + double OrientedAngle(const gp_Pnt& p0, const gp_Pnt& p1, const gp_Pnt& g1, const gp_Pnt& g2); + + bool DoubleNodesOnGroupBoundaries( const std::vector& theElems, + bool createJointElems, + bool onAllBoundaries); - SMESHDS_Mesh * GetMeshDS() { return myMesh->GetMeshDS(); } + bool CreateFlatElementsOnFacesGroups( const std::vector& theElems ); + + void CreateHoleSkin(double radius, + const TopoDS_Shape& theShape, + SMESH_NodeSearcher* theNodeSearcher, + const char* groupName, + std::vector& nodesCoords, + std::vector >& listOfListOfNodes); + + /*! + * \brief Generated skin mesh (containing 2D cells) from 3D mesh + * The created 2D mesh elements based on nodes of free faces of boundary volumes + * \return TRUE if operation has been completed successfully, FALSE otherwise + */ + bool Make2DMeshFrom3D(); + + enum Bnd_Dimension { BND_2DFROM3D, BND_1DFROM3D, BND_1DFROM2D }; + + int MakeBoundaryMesh(const TIDSortedElemSet& elements, + Bnd_Dimension dimension, + SMESH_Group* group = 0, + SMESH_Mesh* targetMesh = 0, + bool toCopyElements = false, + bool toCopyExistingBondary = false, + bool toAddExistingBondary = false, + bool aroundElements = false); private: - SMESH_Mesh * myMesh; + /*! + * \brief Convert elements contained in a submesh to quadratic + * \return int - nb of checked elements + */ + int convertElemToQuadratic(SMESHDS_SubMesh * theSm, + SMESH_MesherHelper& theHelper, + const bool theForce3d); + /*! + * \brief Convert quadratic elements to linear ones and remove quadratic nodes + * \return nb of checked elements + */ + int removeQuadElem( SMESHDS_SubMesh * theSm, + SMDS_ElemIteratorPtr theItr, + const int theShapeID); + /*! + * \brief Create groups of elements made during transformation + * \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, + const bool topPresent=true); + /*! + * \brief Create elements by sweeping an element + * \param elem - element to sweep + * \param newNodesItVec - nodes generated from each node of the element + * \param newElems - generated elements + * \param nbSteps - number of sweeping steps + * \param srcElements - to append elem for each generated element + */ + void sweepElement(const SMDS_MeshElement* elem, + const std::vector & newNodesItVec, + std::list& newElems, + const int nbSteps, + SMESH_SequenceOfElemPtr& srcElements); + + /*! + * \brief Create 1D and 2D elements around swept elements + * \param mapNewNodes - source nodes and ones generated from them + * \param newElemsMap - source elements and ones generated from them + * \param elemNewNodesMap - nodes generated from each node of each element + * \param elemSet - all swept elements + * \param nbSteps - number of sweeping steps + * \param srcElements - to append elem for each generated element + */ + void makeWalls (TNodeOfNodeListMap & mapNewNodes, + TTElemOfElemListMap & newElemsMap, + TElemOfVecOfNnlmiMap & elemNewNodesMap, + TIDSortedElemSet& elemSet, + const int nbSteps, + SMESH_SequenceOfElemPtr& srcElements); + + struct SMESH_MeshEditor_PathPoint + { + gp_Pnt myPnt; + gp_Dir myTgt; + double myAngle, myPrm; + + SMESH_MeshEditor_PathPoint(): myPnt(99., 99., 99.), myTgt(1.,0.,0.), myAngle(0), myPrm(0) {} + void SetPnt (const gp_Pnt& aP3D) { myPnt =aP3D; } + void SetTangent (const gp_Dir& aTgt) { myTgt =aTgt; } + void SetAngle (const double& aBeta) { myAngle=aBeta; } + void SetParameter(const double& aPrm) { myPrm =aPrm; } + const gp_Pnt& Pnt ()const { return myPnt; } + const gp_Dir& Tangent ()const { return myTgt; } + double Angle ()const { return myAngle; } + double Parameter ()const { return myPrm; } + }; + Extrusion_Error MakeEdgePathPoints(std::list& aPrms, + const TopoDS_Edge& aTrackEdge, + bool aFirstIsStart, + std::list& aLPP); + Extrusion_Error MakeExtrElements(TIDSortedElemSet& theElements, + std::list& theFullList, + const bool theHasAngles, + std::list& theAngles, + const bool theLinearVariation, + const bool theHasRefPoint, + const gp_Pnt& theRefPoint, + const bool theMakeGroups); + 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 ); + + void copyPosition( const SMDS_MeshNode* from, + const SMDS_MeshNode* to ); + +private: + + SMESH_Mesh * myMesh; + + // Nodes and elements created during last operation + SMESH_SequenceOfElemPtr myLastCreatedNodes, myLastCreatedElems; + + // Description of error/warning occured during last operation + SMESH_ComputeErrorPtr myError; }; #endif