1 // Copyright (C) 2007-2008 CEA/DEN, EDF R&D, OPEN CASCADE
3 // Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License.
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // Lesser General Public License for more details.
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
22 // SMESH SMESH_I : idl implementation based on 'SMESH' unit's calsses
23 // File : SMESH_MeshEditor.hxx
24 // Created : Mon Apr 12 14:56:19 2004
25 // Author : Edward AGAPOV (eap)
28 #ifndef SMESH_MeshEditor_HeaderFile
29 #define SMESH_MeshEditor_HeaderFile
31 #include "SMESH_SMESH.hxx"
33 #include "SMDS_MeshElement.hxx"
34 #include "SMESH_Controls.hxx"
35 #include "SMESH_Mesh.hxx"
36 #include "SMESH_SequenceOfElemPtr.hxx"
37 #include "SMESH_SequenceOfNode.hxx"
39 #include <TColStd_HSequenceOfReal.hxx>
51 class SMESH_MesherHelper;
54 typedef std::map<const SMDS_MeshElement*,
55 std::list<const SMDS_MeshElement*> > TElemOfElemListMap;
56 typedef std::map<const SMDS_MeshNode*, const SMDS_MeshNode*> TNodeNodeMap;
58 //!< Set of elements sorted by ID, to be used to assure predictability of edition
59 typedef std::set< const SMDS_MeshElement*, TIDCompare > TIDSortedElemSet;
61 typedef pair< const SMDS_MeshNode*, const SMDS_MeshNode* > NLink;
64 //=======================================================================
66 * \brief Searcher for the node closest to point
68 //=======================================================================
69 struct SMESH_NodeSearcher
71 virtual const SMDS_MeshNode* FindClosestTo( const gp_Pnt& pnt ) = 0;
72 virtual void MoveNode( const SMDS_MeshNode* node, const gp_Pnt& toPnt ) = 0;
75 //=======================================================================
77 * \brief Return elements of given type where the given point is IN or ON.
79 * 'ALL' type means elements of any type excluding nodes and 0D elements
81 //=======================================================================
83 struct SMESH_ElementSearcher
85 virtual void FindElementsByPoint(const gp_Pnt& point,
86 SMDSAbs_ElementType type,
87 std::vector< const SMDS_MeshElement* >& foundElems)=0;
90 //=======================================================================
92 * \brief A sorted pair of nodes
94 //=======================================================================
96 struct SMESH_TLink: public NLink
98 SMESH_TLink(const SMDS_MeshNode* n1, const SMDS_MeshNode* n2 ):NLink( n1, n2 )
99 { if ( n1->GetID() < n2->GetID() ) std::swap( first, second ); }
100 SMESH_TLink(const NLink& link ):NLink( link )
101 { if ( first->GetID() < second->GetID() ) std::swap( first, second ); }
102 const SMDS_MeshNode* node1() const { return first; }
103 const SMDS_MeshNode* node2() const { return second; }
106 //=======================================================================
110 //=======================================================================
111 class SMESH_MeshEditor_PathPoint {
113 SMESH_MeshEditor_PathPoint() {
114 myPnt.SetCoord(99., 99., 99.);
115 myTgt.SetCoord(1.,0.,0.);
119 void SetPnt(const gp_Pnt& aP3D){
122 void SetTangent(const gp_Dir& aTgt){
125 void SetAngle(const double& aBeta){
128 void SetParameter(const double& aPrm){
131 const gp_Pnt& Pnt()const{
134 const gp_Dir& Tangent()const{
140 double Parameter()const{
152 // ============================================================
154 * \brief Editor of a mesh
156 // ============================================================
158 class SMESH_EXPORT SMESH_MeshEditor {
162 SMESH_MeshEditor( SMESH_Mesh* theMesh );
167 SMDS_MeshElement* AddElement(const std::vector<const SMDS_MeshNode*> & nodes,
168 const SMDSAbs_ElementType type,
174 SMDS_MeshElement* AddElement(const std::vector<int> & nodeIDs,
175 const SMDSAbs_ElementType type,
179 bool Remove (const std::list< int >& theElemIDs, const bool isNodes);
180 // Remove a node or an element.
181 // Modify a compute state of sub-meshes which become empty
183 bool InverseDiag (const SMDS_MeshElement * theTria1,
184 const SMDS_MeshElement * theTria2 );
185 // Replace two neighbour triangles with ones built on the same 4 nodes
186 // but having other common link.
187 // Return False if args are improper
189 bool InverseDiag (const SMDS_MeshNode * theNode1,
190 const SMDS_MeshNode * theNode2 );
191 // Replace two neighbour triangles sharing theNode1-theNode2 link
192 // with ones built on the same 4 nodes but having other common link.
193 // Return false if proper faces not found
195 bool DeleteDiag (const SMDS_MeshNode * theNode1,
196 const SMDS_MeshNode * theNode2 );
197 // Replace two neighbour triangles sharing theNode1-theNode2 link
198 // with a quadrangle built on the same 4 nodes.
199 // Return false if proper faces not found
201 bool Reorient (const SMDS_MeshElement * theElement);
202 // Reverse theElement orientation
206 * \brief Fuse neighbour triangles into quadrangles.
207 * \param theElems - The triangles to be fused.
208 * \param theCriterion - Is used to choose a neighbour to fuse with.
209 * \param theMaxAngle - Is a max angle between element normals at which fusion
210 * is still performed; theMaxAngle is mesured in radians.
211 * \retval bool - Success or not.
213 bool TriToQuad (TIDSortedElemSet & theElems,
214 SMESH::Controls::NumericalFunctorPtr theCriterion,
215 const double theMaxAngle);
218 * \brief Split quadrangles into triangles.
219 * \param theElems - The faces to be splitted.
220 * \param theCriterion - Is used to choose a diagonal for splitting.
221 * \retval bool - Success or not.
223 bool QuadToTri (TIDSortedElemSet & theElems,
224 SMESH::Controls::NumericalFunctorPtr theCriterion);
227 * \brief Split quadrangles into triangles.
228 * \param theElems - The faces to be splitted.
229 * \param the13Diag - Is used to choose a diagonal for splitting.
230 * \retval bool - Success or not.
232 bool QuadToTri (TIDSortedElemSet & theElems,
233 const bool the13Diag);
236 * \brief Find better diagonal for splitting.
237 * \param theQuad - The face to find better splitting of.
238 * \param theCriterion - Is used to choose a diagonal for splitting.
239 * \retval int - 1 for 1-3 diagonal, 2 for 2-4, -1 - for errors.
241 int BestSplit (const SMDS_MeshElement* theQuad,
242 SMESH::Controls::NumericalFunctorPtr theCriterion);
245 enum SmoothMethod { LAPLACIAN = 0, CENTROIDAL };
247 void Smooth (TIDSortedElemSet & theElements,
248 std::set<const SMDS_MeshNode*> & theFixedNodes,
249 const SmoothMethod theSmoothMethod,
250 const int theNbIterations,
251 double theTgtAspectRatio = 1.0,
252 const bool the2D = true);
253 // Smooth theElements using theSmoothMethod during theNbIterations
254 // or until a worst element has aspect ratio <= theTgtAspectRatio.
255 // Aspect Ratio varies in range [1.0, inf].
256 // If theElements is empty, the whole mesh is smoothed.
257 // theFixedNodes contains additionally fixed nodes. Nodes built
258 // on edges and boundary nodes are always fixed.
259 // If the2D, smoothing is performed using UV parameters of nodes
260 // on geometrical faces
262 typedef std::auto_ptr< std::list<int> > PGroupIDs;
264 PGroupIDs RotationSweep (TIDSortedElemSet & theElements,
265 const gp_Ax1& theAxis,
266 const double theAngle,
267 const int theNbSteps,
268 const double theToler,
269 const bool theMakeGroups,
270 const bool theMakeWalls=true);
271 // Generate new elements by rotation of theElements around theAxis
272 // by theAngle by theNbSteps
275 * Auxilary flag for advanced extrusion.
276 * BOUNDARY: create or not boundary for result of extrusion
277 * SEW: try to use existing nodes or create new nodes in any case
279 enum ExtrusionFlags {
280 EXTRUSION_FLAG_BOUNDARY = 0x01,
281 EXTRUSION_FLAG_SEW = 0x02
285 * special structire for control of extrusion functionality
288 gp_Dir myDir; // direction of extrusion
289 Handle(TColStd_HSequenceOfReal) mySteps; // magnitudes for each step
290 SMESH_SequenceOfNode myNodes; // nodes for using in sewing
294 * Create new node in the mesh with given coordinates
295 * (auxilary for advanced extrusion)
297 const SMDS_MeshNode* CreateNode(const double x,
300 const double tolnode,
301 SMESH_SequenceOfNode& aNodes);
304 * Generate new elements by extrusion of theElements
305 * It is a method used in .idl file. All functionality
306 * is implemented in the next method (see below) which
307 * is used in the cuurent method.
308 * param theElems - list of elements for extrusion
309 * param newElemsMap returns history of extrusion
310 * param theFlags set flags for performing extrusion (see description
311 * of enum ExtrusionFlags for additional information)
312 * param theTolerance - uses for comparing locations of nodes if flag
313 * EXTRUSION_FLAG_SEW is set
315 PGroupIDs ExtrusionSweep (TIDSortedElemSet & theElems,
316 const gp_Vec& theStep,
317 const int theNbSteps,
318 TElemOfElemListMap& newElemsMap,
319 const bool theMakeGroups,
320 const int theFlags = EXTRUSION_FLAG_BOUNDARY,
321 const double theTolerance = 1.e-6);
324 * Generate new elements by extrusion of theElements
325 * param theElems - list of elements for extrusion
326 * param newElemsMap returns history of extrusion
327 * param theFlags set flags for performing extrusion (see description
328 * of enum ExtrusionFlags for additional information)
329 * param theTolerance - uses for comparing locations of nodes if flag
330 * EXTRUSION_FLAG_SEW is set
331 * param theParams - special structure for manage of extrusion
333 PGroupIDs ExtrusionSweep (TIDSortedElemSet & theElems,
334 ExtrusParam& theParams,
335 TElemOfElemListMap& newElemsMap,
336 const bool theMakeGroups,
338 const double theTolerance);
341 // Generate new elements by extrusion of theElements
342 // by theStep by theNbSteps
344 enum Extrusion_Error {
349 EXTR_BAD_STARTING_NODE,
350 EXTR_BAD_ANGLES_NUMBER,
351 EXTR_CANT_GET_TANGENT
354 Extrusion_Error ExtrusionAlongTrack (TIDSortedElemSet & theElements,
355 SMESH_subMesh* theTrackPattern,
356 const SMDS_MeshNode* theNodeStart,
357 const bool theHasAngles,
358 std::list<double>& theAngles,
359 const bool theLinearVariation,
360 const bool theHasRefPoint,
361 const gp_Pnt& theRefPoint,
362 const bool theMakeGroups);
363 Extrusion_Error ExtrusionAlongTrack (TIDSortedElemSet & theElements,
364 SMESH_Mesh* theTrackPattern,
365 const SMDS_MeshNode* theNodeStart,
366 const bool theHasAngles,
367 std::list<double>& theAngles,
368 const bool theLinearVariation,
369 const bool theHasRefPoint,
370 const gp_Pnt& theRefPoint,
371 const bool theMakeGroups);
372 // Generate new elements by extrusion of theElements along path given by theTrackPattern,
373 // theHasAngles are the rotation angles, base point can be given by theRefPoint
375 PGroupIDs Transform (TIDSortedElemSet & theElements,
376 const gp_Trsf& theTrsf,
378 const bool theMakeGroups,
379 SMESH_Mesh* theTargetMesh=0);
380 // Move or copy theElements applying theTrsf to their nodes
383 typedef std::list< std::list< const SMDS_MeshNode* > > TListOfListOfNodes;
385 void FindCoincidentNodes (std::set<const SMDS_MeshNode*> & theNodes,
386 const double theTolerance,
387 TListOfListOfNodes & theGroupsOfNodes);
388 // Return list of group of nodes close to each other within theTolerance.
389 // Search among theNodes or in the whole mesh if theNodes is empty.
392 * \brief Return SMESH_NodeSearcher
394 SMESH_NodeSearcher* GetNodeSearcher();
397 * \brief Return SMESH_ElementSearcher
399 SMESH_ElementSearcher* GetElementSearcher();
401 * \brief Return true if the point is IN or ON of the element
403 static bool isOut( const SMDS_MeshElement* element, const gp_Pnt& point, double tol );
406 int SimplifyFace (const std::vector<const SMDS_MeshNode *> faceNodes,
407 std::vector<const SMDS_MeshNode *>& poly_nodes,
408 std::vector<int>& quantities) const;
409 // Split face, defined by <faceNodes>, into several faces by repeating nodes.
410 // Is used by MergeNodes()
412 void MergeNodes (TListOfListOfNodes & theNodeGroups);
413 // In each group, the cdr of nodes are substituted by the first one
416 typedef std::list< std::list< int > > TListOfListOfElementsID;
418 void FindEqualElements(std::set<const SMDS_MeshElement*> & theElements,
419 TListOfListOfElementsID & theGroupsOfElementsID);
420 // Return list of group of elements build on the same nodes.
421 // Search among theElements or in the whole mesh if theElements is empty.
423 void MergeElements(TListOfListOfElementsID & theGroupsOfElementsID);
424 // In each group remove all but first of elements.
426 void MergeEqualElements();
427 // Remove all but one of elements built on the same nodes.
428 // Return nb of successfully merged groups.
430 static bool CheckFreeBorderNodes(const SMDS_MeshNode* theNode1,
431 const SMDS_MeshNode* theNode2,
432 const SMDS_MeshNode* theNode3 = 0);
433 // Return true if the three nodes are on a free border
435 static bool FindFreeBorder (const SMDS_MeshNode* theFirstNode,
436 const SMDS_MeshNode* theSecondNode,
437 const SMDS_MeshNode* theLastNode,
438 std::list< const SMDS_MeshNode* > & theNodes,
439 std::list< const SMDS_MeshElement* >& theFaces);
440 // Return nodes and faces of a free border if found
444 // for SewFreeBorder()
445 SEW_BORDER1_NOT_FOUND,
446 SEW_BORDER2_NOT_FOUND,
447 SEW_BOTH_BORDERS_NOT_FOUND,
449 SEW_VOLUMES_TO_SPLIT,
450 // for SewSideElements()
451 SEW_DIFF_NB_OF_ELEMENTS,
452 SEW_TOPO_DIFF_SETS_OF_ELEMENTS,
459 Sew_Error SewFreeBorder (const SMDS_MeshNode* theBorderFirstNode,
460 const SMDS_MeshNode* theBorderSecondNode,
461 const SMDS_MeshNode* theBorderLastNode,
462 const SMDS_MeshNode* theSide2FirstNode,
463 const SMDS_MeshNode* theSide2SecondNode,
464 const SMDS_MeshNode* theSide2ThirdNode = 0,
465 const bool theSide2IsFreeBorder = true,
466 const bool toCreatePolygons = false,
467 const bool toCreatePolyedrs = false);
468 // Sew the free border to the side2 by replacing nodes in
469 // elements on the free border with nodes of the elements
470 // of the side 2. If nb of links in the free border and
471 // between theSide2FirstNode and theSide2LastNode are different,
472 // additional nodes are inserted on a link provided that no
473 // volume elements share the splitted link.
474 // The side 2 is a free border if theSide2IsFreeBorder == true.
475 // Sewing is peformed between the given first, second and last
476 // nodes on the sides.
477 // theBorderFirstNode is merged with theSide2FirstNode.
478 // if (!theSide2IsFreeBorder) then theSide2SecondNode gives
479 // the last node on the side 2, which will be merged with
480 // theBorderLastNode.
481 // if (theSide2IsFreeBorder) then theSide2SecondNode will
482 // be merged with theBorderSecondNode.
483 // if (theSide2IsFreeBorder && theSide2ThirdNode == 0) then
484 // the 2 free borders are sewn link by link and no additional
485 // nodes are inserted.
486 // Return false, if sewing failed.
488 Sew_Error SewSideElements (TIDSortedElemSet& theSide1,
489 TIDSortedElemSet& theSide2,
490 const SMDS_MeshNode* theFirstNode1ToMerge,
491 const SMDS_MeshNode* theFirstNode2ToMerge,
492 const SMDS_MeshNode* theSecondNode1ToMerge,
493 const SMDS_MeshNode* theSecondNode2ToMerge);
494 // Sew two sides of a mesh. Nodes belonging to theSide1 are
495 // merged with nodes of elements of theSide2.
496 // Number of elements in theSide1 and in theSide2 must be
497 // equal and they should have similar node connectivity.
498 // The nodes to merge should belong to side s borders and
499 // the first node should be linked to the second.
501 void InsertNodesIntoLink(const SMDS_MeshElement* theFace,
502 const SMDS_MeshNode* theBetweenNode1,
503 const SMDS_MeshNode* theBetweenNode2,
504 std::list<const SMDS_MeshNode*>& theNodesToInsert,
505 const bool toCreatePoly = false);
506 // insert theNodesToInsert into theFace between theBetweenNode1 and theBetweenNode2.
507 // If toCreatePoly is true, replace theFace by polygon, else split theFace.
509 void UpdateVolumes (const SMDS_MeshNode* theBetweenNode1,
510 const SMDS_MeshNode* theBetweenNode2,
511 std::list<const SMDS_MeshNode*>& theNodesToInsert);
512 // insert theNodesToInsert into all volumes, containing link
513 // theBetweenNode1 - theBetweenNode2, between theBetweenNode1 and theBetweenNode2.
515 void ConvertToQuadratic(const bool theForce3d);
516 //converts all mesh to quadratic one, deletes old elements, replacing
517 //them with quadratic ones with the same id.
519 bool ConvertFromQuadratic();
520 //converts all mesh from quadratic to ordinary ones, deletes old quadratic elements, replacing
521 //them with ordinary mesh elements with the same id.
524 // static int SortQuadNodes (const SMDS_Mesh * theMesh,
525 // int theNodeIds[] );
526 // // Set 4 nodes of a quadrangle face in a good order.
527 // // Swap 1<->2 or 2<->3 nodes and correspondingly return
530 // static bool SortHexaNodes (const SMDS_Mesh * theMesh,
531 // int theNodeIds[] );
532 // // Set 8 nodes of a hexahedron in a good order.
533 // // Return success status
535 static void AddToSameGroups (const SMDS_MeshElement* elemToAdd,
536 const SMDS_MeshElement* elemInGroups,
537 SMESHDS_Mesh * aMesh);
538 // Add elemToAdd to the all groups the elemInGroups belongs to
540 static void RemoveElemFromGroups (const SMDS_MeshElement* element,
541 SMESHDS_Mesh * aMesh);
542 // remove element from the all groups
544 static void ReplaceElemInGroups (const SMDS_MeshElement* elemToRm,
545 const SMDS_MeshElement* elemToAdd,
546 SMESHDS_Mesh * aMesh);
547 // replace elemToRm by elemToAdd in the all groups
550 * \brief Return nodes linked to the given one in elements of the type
552 static void GetLinkedNodes( const SMDS_MeshNode* node,
553 TIDSortedElemSet & linkedNodes,
554 SMDSAbs_ElementType type = SMDSAbs_All );
556 static const SMDS_MeshElement*
557 FindFaceInSet(const SMDS_MeshNode* n1,
558 const SMDS_MeshNode* n2,
559 const TIDSortedElemSet& elemSet,
560 const TIDSortedElemSet& avoidSet);
561 // Return a face having linked nodes n1 and n2 and which is
562 // - not in avoidSet,
563 // - in elemSet provided that !elemSet.empty()
566 * \brief Find corresponding nodes in two sets of faces
567 * \param theSide1 - first face set
568 * \param theSide2 - second first face
569 * \param theFirstNode1 - a boundary node of set 1
570 * \param theFirstNode2 - a node of set 2 corresponding to theFirstNode1
571 * \param theSecondNode1 - a boundary node of set 1 linked with theFirstNode1
572 * \param theSecondNode2 - a node of set 2 corresponding to theSecondNode1
573 * \param nReplaceMap - output map of corresponding nodes
574 * \retval Sew_Error - is a success or not
576 static Sew_Error FindMatchingNodes(std::set<const SMDS_MeshElement*>& theSide1,
577 std::set<const SMDS_MeshElement*>& theSide2,
578 const SMDS_MeshNode* theFirstNode1,
579 const SMDS_MeshNode* theFirstNode2,
580 const SMDS_MeshNode* theSecondNode1,
581 const SMDS_MeshNode* theSecondNode2,
582 TNodeNodeMap & nReplaceMap);
585 * \brief Returns true if given node is medium
586 * \param n - node to check
587 * \param typeToCheck - type of elements containing the node to ask about node status
588 * \retval bool - check result
590 static bool IsMedium(const SMDS_MeshNode* node,
591 const SMDSAbs_ElementType typeToCheck = SMDSAbs_All);
593 int FindShape (const SMDS_MeshElement * theElem);
594 // Return an index of the shape theElem is on
595 // or zero if a shape not found
597 SMESH_Mesh * GetMesh() { return myMesh; }
599 SMESHDS_Mesh * GetMeshDS() { return myMesh->GetMeshDS(); }
601 const SMESH_SequenceOfElemPtr& GetLastCreatedNodes() const { return myLastCreatedNodes; }
603 const SMESH_SequenceOfElemPtr& GetLastCreatedElems() const { return myLastCreatedElems; }
605 bool DoubleNodes( const std::list< int >& theListOfNodes,
606 const std::list< int >& theListOfModifiedElems );
608 bool DoubleNodes( const TIDSortedElemSet& theElems,
609 const TIDSortedElemSet& theNodesNot,
610 const TIDSortedElemSet& theAffectedElems );
612 bool DoubleNodesInRegion( const TIDSortedElemSet& theElems,
613 const TIDSortedElemSet& theNodesNot,
614 const TopoDS_Shape& theShape );
617 * \brief Generated skin mesh (containing 2D cells) from 3D mesh
618 * The created 2D mesh elements based on nodes of free faces of boundary volumes
619 * \return TRUE if operation has been completed successfully, FALSE otherwise
621 bool Make2DMeshFrom3D();
626 * \brief Convert elements contained in a submesh to quadratic
627 * \retval int - nb of checked elements
629 int convertElemToQuadratic(SMESHDS_SubMesh * theSm,
630 SMESH_MesherHelper& theHelper,
631 const bool theForce3d);
634 * \brief Convert quadratic elements to linear ones and remove quadratic nodes
635 * \retval int - nb of checked elements
637 int removeQuadElem( SMESHDS_SubMesh * theSm,
638 SMDS_ElemIteratorPtr theItr,
639 const int theShapeID);
641 * \brief Create groups of elements made during transformation
642 * \param nodeGens - nodes making corresponding myLastCreatedNodes
643 * \param elemGens - elements making corresponding myLastCreatedElems
644 * \param postfix - to append to names of new groups
646 PGroupIDs generateGroups(const SMESH_SequenceOfElemPtr& nodeGens,
647 const SMESH_SequenceOfElemPtr& elemGens,
648 const std::string& postfix,
649 SMESH_Mesh* targetMesh=0);
652 typedef std::map<const SMDS_MeshNode*, std::list<const SMDS_MeshNode*> > TNodeOfNodeListMap;
653 typedef TNodeOfNodeListMap::iterator TNodeOfNodeListMapItr;
654 typedef std::vector<TNodeOfNodeListMapItr> TVecOfNnlmiMap;
655 typedef std::map<const SMDS_MeshElement*, TVecOfNnlmiMap > TElemOfVecOfNnlmiMap;
658 * \brief Create elements by sweeping an element
659 * \param elem - element to sweep
660 * \param newNodesItVec - nodes generated from each node of the element
661 * \param newElems - generated elements
662 * \param nbSteps - number of sweeping steps
663 * \param srcElements - to append elem for each generated element
665 void sweepElement(const SMDS_MeshElement* elem,
666 const std::vector<TNodeOfNodeListMapItr> & newNodesItVec,
667 std::list<const SMDS_MeshElement*>& newElems,
669 SMESH_SequenceOfElemPtr& srcElements);
672 * \brief Create 1D and 2D elements around swept elements
673 * \param mapNewNodes - source nodes and ones generated from them
674 * \param newElemsMap - source elements and ones generated from them
675 * \param elemNewNodesMap - nodes generated from each node of each element
676 * \param elemSet - all swept elements
677 * \param nbSteps - number of sweeping steps
678 * \param srcElements - to append elem for each generated element
680 void makeWalls (TNodeOfNodeListMap & mapNewNodes,
681 TElemOfElemListMap & newElemsMap,
682 TElemOfVecOfNnlmiMap & elemNewNodesMap,
683 TIDSortedElemSet& elemSet,
685 SMESH_SequenceOfElemPtr& srcElements);
688 * auxilary for ExtrusionAlongTrack
690 Extrusion_Error MakeEdgePathPoints(std::list<double>& aPrms,
691 const TopoDS_Edge& aTrackEdge,
693 list<SMESH_MeshEditor_PathPoint>& LPP);
694 Extrusion_Error MakeExtrElements(TIDSortedElemSet& theElements,
695 list<SMESH_MeshEditor_PathPoint>& fullList,
696 const bool theHasAngles,
697 list<double>& theAngles,
698 const bool theLinearVariation,
699 const bool theHasRefPoint,
700 const gp_Pnt& theRefPoint,
701 const bool theMakeGroups);
702 void LinearAngleVariation(const int NbSteps,
703 list<double>& theAngles);
705 bool doubleNodes( SMESHDS_Mesh* theMeshDS,
706 const TIDSortedElemSet& theElems,
707 const TIDSortedElemSet& theNodesNot,
708 std::map< const SMDS_MeshNode*,
709 const SMDS_MeshNode* >& theNodeNodeMap,
710 const bool theIsDoubleElem );
717 * Sequence for keeping nodes created during last operation
719 SMESH_SequenceOfElemPtr myLastCreatedNodes;
722 * Sequence for keeping elements created during last operation
724 SMESH_SequenceOfElemPtr myLastCreatedElems;