1 // Copyright (C) 2007-2013 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
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_TypeDefs.hxx"
37 #include "SMESH_ComputeError.hxx"
39 #include <utilities.h>
41 #include <TColStd_HSequenceOfReal.hxx>
53 class SMESH_MesherHelper;
54 class SMESH_NodeSearcher;
56 // ============================================================
58 * \brief Editor of a mesh
60 // ============================================================
62 class SMESH_EXPORT SMESH_MeshEditor
66 SMESH_MeshEditor( SMESH_Mesh* theMesh );
68 SMESH_Mesh * GetMesh() { return myMesh; }
69 SMESHDS_Mesh * GetMeshDS() { return myMesh->GetMeshDS(); }
71 const SMESH_SequenceOfElemPtr& GetLastCreatedNodes() const { return myLastCreatedNodes; }
72 const SMESH_SequenceOfElemPtr& GetLastCreatedElems() const { return myLastCreatedElems; }
73 void CrearLastCreated();
74 SMESH_ComputeErrorPtr & GetError() { return myError; }
79 SMDS_MeshElement* AddElement(const std::vector<const SMDS_MeshNode*> & nodes,
80 const SMDSAbs_ElementType type,
83 const double ballDiameter=0.);
87 SMDS_MeshElement* AddElement(const std::vector<int> & nodeIDs,
88 const SMDSAbs_ElementType type,
92 int Remove (const std::list< int >& theElemIDs, const bool isNodes);
93 // Remove a node or an element.
94 // Modify a compute state of sub-meshes which become empty
96 void Create0DElementsOnAllNodes( const TIDSortedElemSet& elements,
97 TIDSortedElemSet& all0DElems);
98 // Create 0D elements on all nodes of the given object except those
99 // nodes on which a 0D element already exists. \a all0DElems returns
100 // all 0D elements found or created on nodes of \a elements
102 bool InverseDiag (const SMDS_MeshElement * theTria1,
103 const SMDS_MeshElement * theTria2 );
104 // Replace two neighbour triangles with ones built on the same 4 nodes
105 // but having other common link.
106 // Return False if args are improper
108 bool InverseDiag (const SMDS_MeshNode * theNode1,
109 const SMDS_MeshNode * theNode2 );
110 // Replace two neighbour triangles sharing theNode1-theNode2 link
111 // with ones built on the same 4 nodes but having other common link.
112 // Return false if proper faces not found
114 bool DeleteDiag (const SMDS_MeshNode * theNode1,
115 const SMDS_MeshNode * theNode2 );
116 // Replace two neighbour triangles sharing theNode1-theNode2 link
117 // with a quadrangle built on the same 4 nodes.
118 // Return false if proper faces not found
120 bool Reorient (const SMDS_MeshElement * theElement);
121 // Reverse theElement orientation
123 int Reorient2D (TIDSortedElemSet & theFaces,
124 const gp_Dir& theDirection,
125 const SMDS_MeshElement * theFace);
126 // Reverse theFaces whose orientation to be same as that of theFace
127 // oriented according to theDirection. Return nb of reoriented faces
130 * \brief Fuse neighbour triangles into quadrangles.
131 * \param theElems - The triangles to be fused.
132 * \param theCriterion - Is used to choose a neighbour to fuse with.
133 * \param theMaxAngle - Is a max angle between element normals at which fusion
134 * is still performed; theMaxAngle is mesured in radians.
135 * \return bool - Success or not.
137 bool TriToQuad (TIDSortedElemSet & theElems,
138 SMESH::Controls::NumericalFunctorPtr theCriterion,
139 const double theMaxAngle);
141 * \brief Split quadrangles into triangles.
142 * \param theElems - The faces to be splitted.
143 * \param theCriterion - Is used to choose a diagonal for splitting.
144 * \return bool - Success or not.
146 bool QuadToTri (TIDSortedElemSet & theElems,
147 SMESH::Controls::NumericalFunctorPtr theCriterion);
149 * \brief Split quadrangles into triangles.
150 * \param theElems - The faces to be splitted.
151 * \param the13Diag - Is used to choose a diagonal for splitting.
152 * \return bool - Success or not.
154 bool QuadToTri (TIDSortedElemSet & theElems,
155 const bool the13Diag);
157 * \brief Split each of given quadrangles into 4 triangles.
158 * \param theElems - The faces to be splitted. If empty all faces are split.
160 void QuadTo4Tri (TIDSortedElemSet & theElems);
163 * \brief Find better diagonal for splitting.
164 * \param theQuad - The face to find better splitting of.
165 * \param theCriterion - Is used to choose a diagonal for splitting.
166 * \return int - 1 for 1-3 diagonal, 2 for 2-4, -1 - for errors.
168 int BestSplit (const SMDS_MeshElement* theQuad,
169 SMESH::Controls::NumericalFunctorPtr theCriterion);
172 enum SplitVolumToTetraFlags { HEXA_TO_5 = 1, HEXA_TO_6 = 2, HEXA_TO_24 = 3 };//!<arg of SplitVolumesIntoTetra()
174 * \brief Split volumic elements into tetrahedra.
176 void SplitVolumesIntoTetra (const TIDSortedElemSet & theElems, const int theMethodFlags);
179 enum SmoothMethod { LAPLACIAN = 0, CENTROIDAL };
181 void Smooth (TIDSortedElemSet & theElements,
182 std::set<const SMDS_MeshNode*> & theFixedNodes,
183 const SmoothMethod theSmoothMethod,
184 const int theNbIterations,
185 double theTgtAspectRatio = 1.0,
186 const bool the2D = true);
187 // Smooth theElements using theSmoothMethod during theNbIterations
188 // or until a worst element has aspect ratio <= theTgtAspectRatio.
189 // Aspect Ratio varies in range [1.0, inf].
190 // If theElements is empty, the whole mesh is smoothed.
191 // theFixedNodes contains additionally fixed nodes. Nodes built
192 // on edges and boundary nodes are always fixed.
193 // If the2D, smoothing is performed using UV parameters of nodes
194 // on geometrical faces
196 typedef TIDTypeCompare TElemSort;
197 typedef std::map < const SMDS_MeshElement*,
198 std::list<const SMDS_MeshElement*>, TElemSort > TTElemOfElemListMap;
199 typedef std::map<const SMDS_MeshNode*, std::list<const SMDS_MeshNode*> > TNodeOfNodeListMap;
200 typedef TNodeOfNodeListMap::iterator TNodeOfNodeListMapItr;
201 typedef std::vector<TNodeOfNodeListMapItr> TVecOfNnlmiMap;
202 typedef std::map<const SMDS_MeshElement*, TVecOfNnlmiMap, TElemSort > TElemOfVecOfNnlmiMap;
203 typedef std::auto_ptr< std::list<int> > PGroupIDs;
205 PGroupIDs RotationSweep (TIDSortedElemSet & theElements,
206 const gp_Ax1& theAxis,
207 const double theAngle,
208 const int theNbSteps,
209 const double theToler,
210 const bool theMakeGroups,
211 const bool theMakeWalls=true);
212 // Generate new elements by rotation of theElements around theAxis
213 // by theAngle by theNbSteps
216 * Auxilary flag for advanced extrusion.
217 * BOUNDARY: create or not boundary for result of extrusion
218 * SEW: try to use existing nodes or create new nodes in any case
220 enum ExtrusionFlags {
221 EXTRUSION_FLAG_BOUNDARY = 0x01,
222 EXTRUSION_FLAG_SEW = 0x02
226 * special structure for control of extrusion functionality
229 gp_Dir myDir; // direction of extrusion
230 Handle(TColStd_HSequenceOfReal) mySteps; // magnitudes for each step
231 SMESH_SequenceOfNode myNodes; // nodes for using in sewing
235 * Create new node in the mesh with given coordinates
236 * (auxiliary for advanced extrusion)
238 const SMDS_MeshNode* CreateNode(const double x,
241 const double tolnode,
242 SMESH_SequenceOfNode& aNodes);
245 * Generate new elements by extrusion of theElements
246 * It is a method used in .idl file. All functionality
247 * is implemented in the next method (see below) which
248 * is used in the current method.
249 * @param theElems - list of elements for extrusion
250 * @param newElemsMap returns history of extrusion
251 * @param theFlags set flags for performing extrusion (see description
252 * of enum ExtrusionFlags for additional information)
253 * @param theTolerance - uses for comparing locations of nodes if flag
254 * EXTRUSION_FLAG_SEW is set
256 PGroupIDs ExtrusionSweep (TIDSortedElemSet & theElems,
257 const gp_Vec& theStep,
258 const int theNbSteps,
259 TTElemOfElemListMap& newElemsMap,
260 const bool theMakeGroups,
261 const int theFlags = EXTRUSION_FLAG_BOUNDARY,
262 const double theTolerance = 1.e-6);
265 * Generate new elements by extrusion of theElements
266 * @param theElems - list of elements for extrusion
267 * @param newElemsMap returns history of extrusion
268 * @param theFlags set flags for performing extrusion (see description
269 * of enum ExtrusionFlags for additional information)
270 * @param theTolerance - uses for comparing locations of nodes if flag
271 * EXTRUSION_FLAG_SEW is set
272 * @param theParams - special structure for manage of extrusion
274 PGroupIDs ExtrusionSweep (TIDSortedElemSet & theElems,
275 ExtrusParam& theParams,
276 TTElemOfElemListMap& newElemsMap,
277 const bool theMakeGroups,
279 const double theTolerance);
282 // Generate new elements by extrusion of theElements
283 // by theStep by theNbSteps
285 enum Extrusion_Error {
290 EXTR_BAD_STARTING_NODE,
291 EXTR_BAD_ANGLES_NUMBER,
292 EXTR_CANT_GET_TANGENT
295 Extrusion_Error ExtrusionAlongTrack (TIDSortedElemSet & theElements,
296 SMESH_subMesh* theTrackPattern,
297 const SMDS_MeshNode* theNodeStart,
298 const bool theHasAngles,
299 std::list<double>& theAngles,
300 const bool theLinearVariation,
301 const bool theHasRefPoint,
302 const gp_Pnt& theRefPoint,
303 const bool theMakeGroups);
304 Extrusion_Error ExtrusionAlongTrack (TIDSortedElemSet & theElements,
305 SMESH_Mesh* theTrackPattern,
306 const SMDS_MeshNode* theNodeStart,
307 const bool theHasAngles,
308 std::list<double>& theAngles,
309 const bool theLinearVariation,
310 const bool theHasRefPoint,
311 const gp_Pnt& theRefPoint,
312 const bool theMakeGroups);
313 // Generate new elements by extrusion of theElements along path given by theTrackPattern,
314 // theHasAngles are the rotation angles, base point can be given by theRefPoint
316 PGroupIDs Transform (TIDSortedElemSet & theElements,
317 const gp_Trsf& theTrsf,
319 const bool theMakeGroups,
320 SMESH_Mesh* theTargetMesh=0);
321 // Move or copy theElements applying theTrsf to their nodes
323 typedef std::list< std::list< const SMDS_MeshNode* > > TListOfListOfNodes;
325 void FindCoincidentNodes (TIDSortedNodeSet & theNodes,
326 const double theTolerance,
327 TListOfListOfNodes & theGroupsOfNodes);
328 // Return list of group of nodes close to each other within theTolerance.
329 // Search among theNodes or in the whole mesh if theNodes is empty.
331 void MergeNodes (TListOfListOfNodes & theNodeGroups);
332 // In each group, the cdr of nodes are substituted by the first one
335 typedef std::list< std::list< int > > TListOfListOfElementsID;
337 void FindEqualElements(TIDSortedElemSet & theElements,
338 TListOfListOfElementsID & theGroupsOfElementsID);
339 // Return list of group of elements build on the same nodes.
340 // Search among theElements or in the whole mesh if theElements is empty.
342 void MergeElements(TListOfListOfElementsID & theGroupsOfElementsID);
343 // In each group remove all but first of elements.
345 void MergeEqualElements();
346 // Remove all but one of elements built on the same nodes.
347 // Return nb of successfully merged groups.
349 int SimplifyFace (const std::vector<const SMDS_MeshNode *>& faceNodes,
350 std::vector<const SMDS_MeshNode *>& poly_nodes,
351 std::vector<int>& quantities) const;
352 // Split face, defined by <faceNodes>, into several faces by repeating nodes.
353 // Is used by MergeNodes()
355 static bool CheckFreeBorderNodes(const SMDS_MeshNode* theNode1,
356 const SMDS_MeshNode* theNode2,
357 const SMDS_MeshNode* theNode3 = 0);
358 // Return true if the three nodes are on a free border
360 static bool FindFreeBorder (const SMDS_MeshNode* theFirstNode,
361 const SMDS_MeshNode* theSecondNode,
362 const SMDS_MeshNode* theLastNode,
363 std::list< const SMDS_MeshNode* > & theNodes,
364 std::list< const SMDS_MeshElement* >& theFaces);
365 // Return nodes and faces of a free border if found
369 // for SewFreeBorder()
370 SEW_BORDER1_NOT_FOUND,
371 SEW_BORDER2_NOT_FOUND,
372 SEW_BOTH_BORDERS_NOT_FOUND,
374 SEW_VOLUMES_TO_SPLIT,
375 // for SewSideElements()
376 SEW_DIFF_NB_OF_ELEMENTS,
377 SEW_TOPO_DIFF_SETS_OF_ELEMENTS,
384 Sew_Error SewFreeBorder (const SMDS_MeshNode* theBorderFirstNode,
385 const SMDS_MeshNode* theBorderSecondNode,
386 const SMDS_MeshNode* theBorderLastNode,
387 const SMDS_MeshNode* theSide2FirstNode,
388 const SMDS_MeshNode* theSide2SecondNode,
389 const SMDS_MeshNode* theSide2ThirdNode = 0,
390 const bool theSide2IsFreeBorder = true,
391 const bool toCreatePolygons = false,
392 const bool toCreatePolyedrs = false);
393 // Sew the free border to the side2 by replacing nodes in
394 // elements on the free border with nodes of the elements
395 // of the side 2. If nb of links in the free border and
396 // between theSide2FirstNode and theSide2LastNode are different,
397 // additional nodes are inserted on a link provided that no
398 // volume elements share the splitted link.
399 // The side 2 is a free border if theSide2IsFreeBorder == true.
400 // Sewing is peformed between the given first, second and last
401 // nodes on the sides.
402 // theBorderFirstNode is merged with theSide2FirstNode.
403 // if (!theSide2IsFreeBorder) then theSide2SecondNode gives
404 // the last node on the side 2, which will be merged with
405 // theBorderLastNode.
406 // if (theSide2IsFreeBorder) then theSide2SecondNode will
407 // be merged with theBorderSecondNode.
408 // if (theSide2IsFreeBorder && theSide2ThirdNode == 0) then
409 // the 2 free borders are sewn link by link and no additional
410 // nodes are inserted.
411 // Return false, if sewing failed.
413 Sew_Error SewSideElements (TIDSortedElemSet& theSide1,
414 TIDSortedElemSet& theSide2,
415 const SMDS_MeshNode* theFirstNode1ToMerge,
416 const SMDS_MeshNode* theFirstNode2ToMerge,
417 const SMDS_MeshNode* theSecondNode1ToMerge,
418 const SMDS_MeshNode* theSecondNode2ToMerge);
419 // Sew two sides of a mesh. Nodes belonging to theSide1 are
420 // merged with nodes of elements of theSide2.
421 // Number of elements in theSide1 and in theSide2 must be
422 // equal and they should have similar node connectivity.
423 // The nodes to merge should belong to side s borders and
424 // the first node should be linked to the second.
426 void InsertNodesIntoLink(const SMDS_MeshElement* theFace,
427 const SMDS_MeshNode* theBetweenNode1,
428 const SMDS_MeshNode* theBetweenNode2,
429 std::list<const SMDS_MeshNode*>& theNodesToInsert,
430 const bool toCreatePoly = false);
431 // insert theNodesToInsert into theFace between theBetweenNode1 and theBetweenNode2.
432 // If toCreatePoly is true, replace theFace by polygon, else split theFace.
434 void UpdateVolumes (const SMDS_MeshNode* theBetweenNode1,
435 const SMDS_MeshNode* theBetweenNode2,
436 std::list<const SMDS_MeshNode*>& theNodesToInsert);
437 // insert theNodesToInsert into all volumes, containing link
438 // theBetweenNode1 - theBetweenNode2, between theBetweenNode1 and theBetweenNode2.
440 void ConvertToQuadratic(const bool theForce3d, const bool theToBiQuad);
441 void ConvertToQuadratic(const bool theForce3d,
442 TIDSortedElemSet& theElements, const bool theToBiQuad);
443 // Converts all mesh to quadratic or bi-quadratic one, deletes old elements,
444 // replacing them with quadratic or bi-quadratic ones with the same id.
445 // If theForce3d = 1; this results in the medium node lying at the
446 // middle of the line segments connecting start and end node of a mesh element.
447 // If theForce3d = 0; this results in the medium node lying at the
448 // geometrical edge from which the mesh element is built.
450 bool ConvertFromQuadratic();
451 void ConvertFromQuadratic(TIDSortedElemSet& theElements);
452 // Converts all mesh from quadratic to ordinary ones, deletes old quadratic elements, replacing
453 // them with ordinary mesh elements with the same id.
454 // Returns true in case of success, false otherwise.
456 static void AddToSameGroups (const SMDS_MeshElement* elemToAdd,
457 const SMDS_MeshElement* elemInGroups,
458 SMESHDS_Mesh * aMesh);
459 // Add elemToAdd to the all groups the elemInGroups belongs to
461 static void RemoveElemFromGroups (const SMDS_MeshElement* element,
462 SMESHDS_Mesh * aMesh);
463 // remove element from the all groups
465 static void ReplaceElemInGroups (const SMDS_MeshElement* elemToRm,
466 const SMDS_MeshElement* elemToAdd,
467 SMESHDS_Mesh * aMesh);
468 // replace elemToRm by elemToAdd in the all groups
470 static void ReplaceElemInGroups (const SMDS_MeshElement* elemToRm,
471 const std::vector<const SMDS_MeshElement*>& elemToAdd,
472 SMESHDS_Mesh * aMesh);
473 // replace elemToRm by elemToAdd in the all groups
476 * \brief Return nodes linked to the given one in elements of the type
478 static void GetLinkedNodes( const SMDS_MeshNode* node,
479 TIDSortedElemSet & linkedNodes,
480 SMDSAbs_ElementType type = SMDSAbs_All );
483 * \brief Find corresponding nodes in two sets of faces
484 * \param theSide1 - first face set
485 * \param theSide2 - second first face
486 * \param theFirstNode1 - a boundary node of set 1
487 * \param theFirstNode2 - a node of set 2 corresponding to theFirstNode1
488 * \param theSecondNode1 - a boundary node of set 1 linked with theFirstNode1
489 * \param theSecondNode2 - a node of set 2 corresponding to theSecondNode1
490 * \param nReplaceMap - output map of corresponding nodes
491 * \return Sew_Error - is a success or not
493 static Sew_Error FindMatchingNodes(std::set<const SMDS_MeshElement*>& theSide1,
494 std::set<const SMDS_MeshElement*>& theSide2,
495 const SMDS_MeshNode* theFirstNode1,
496 const SMDS_MeshNode* theFirstNode2,
497 const SMDS_MeshNode* theSecondNode1,
498 const SMDS_MeshNode* theSecondNode2,
499 TNodeNodeMap & theNodeReplaceMap);
502 * \brief Returns true if given node is medium
503 * \param n - node to check
504 * \param typeToCheck - type of elements containing the node to ask about node status
505 * \return bool - check result
507 static bool IsMedium(const SMDS_MeshNode* node,
508 const SMDSAbs_ElementType typeToCheck = SMDSAbs_All);
510 int FindShape (const SMDS_MeshElement * theElem);
511 // Return an index of the shape theElem is on
512 // or zero if a shape not found
514 void DoubleElements( const TIDSortedElemSet& theElements );
516 bool DoubleNodes( const std::list< int >& theListOfNodes,
517 const std::list< int >& theListOfModifiedElems );
519 bool DoubleNodes( const TIDSortedElemSet& theElems,
520 const TIDSortedElemSet& theNodesNot,
521 const TIDSortedElemSet& theAffectedElems );
523 bool AffectedElemGroupsInRegion( const TIDSortedElemSet& theElems,
524 const TIDSortedElemSet& theNodesNot,
525 const TopoDS_Shape& theShape,
526 TIDSortedElemSet& theAffectedElems);
528 bool DoubleNodesInRegion( const TIDSortedElemSet& theElems,
529 const TIDSortedElemSet& theNodesNot,
530 const TopoDS_Shape& theShape );
532 double OrientedAngle(const gp_Pnt& p0, const gp_Pnt& p1, const gp_Pnt& g1, const gp_Pnt& g2);
534 bool DoubleNodesOnGroupBoundaries( const std::vector<TIDSortedElemSet>& theElems,
535 bool createJointElems);
537 bool CreateFlatElementsOnFacesGroups( const std::vector<TIDSortedElemSet>& theElems );
539 void CreateHoleSkin(double radius,
540 const TopoDS_Shape& theShape,
541 SMESH_NodeSearcher* theNodeSearcher,
542 const char* groupName,
543 std::vector<double>& nodesCoords,
544 std::vector<std::vector<int> >& listOfListOfNodes);
547 * \brief Generated skin mesh (containing 2D cells) from 3D mesh
548 * The created 2D mesh elements based on nodes of free faces of boundary volumes
549 * \return TRUE if operation has been completed successfully, FALSE otherwise
551 bool Make2DMeshFrom3D();
553 enum Bnd_Dimension { BND_2DFROM3D, BND_1DFROM3D, BND_1DFROM2D };
555 int MakeBoundaryMesh(const TIDSortedElemSet& elements,
556 Bnd_Dimension dimension,
557 SMESH_Group* group = 0,
558 SMESH_Mesh* targetMesh = 0,
559 bool toCopyElements = false,
560 bool toCopyExistingBondary = false,
561 bool toAddExistingBondary = false,
562 bool aroundElements = false);
567 * \brief Convert elements contained in a submesh to quadratic
568 * \return int - nb of checked elements
570 int convertElemToQuadratic(SMESHDS_SubMesh * theSm,
571 SMESH_MesherHelper& theHelper,
572 const bool theForce3d);
575 * \brief Convert quadratic elements to linear ones and remove quadratic nodes
576 * \return nb of checked elements
578 int removeQuadElem( SMESHDS_SubMesh * theSm,
579 SMDS_ElemIteratorPtr theItr,
580 const int theShapeID);
582 * \brief Create groups of elements made during transformation
583 * \param nodeGens - nodes making corresponding myLastCreatedNodes
584 * \param elemGens - elements making corresponding myLastCreatedElems
585 * \param postfix - to append to names of new groups
587 PGroupIDs generateGroups(const SMESH_SequenceOfElemPtr& nodeGens,
588 const SMESH_SequenceOfElemPtr& elemGens,
589 const std::string& postfix,
590 SMESH_Mesh* targetMesh=0);
592 * \brief Create elements by sweeping an element
593 * \param elem - element to sweep
594 * \param newNodesItVec - nodes generated from each node of the element
595 * \param newElems - generated elements
596 * \param nbSteps - number of sweeping steps
597 * \param srcElements - to append elem for each generated element
599 void sweepElement(const SMDS_MeshElement* elem,
600 const std::vector<TNodeOfNodeListMapItr> & newNodesItVec,
601 std::list<const SMDS_MeshElement*>& newElems,
603 SMESH_SequenceOfElemPtr& srcElements);
606 * \brief Create 1D and 2D elements around swept elements
607 * \param mapNewNodes - source nodes and ones generated from them
608 * \param newElemsMap - source elements and ones generated from them
609 * \param elemNewNodesMap - nodes generated from each node of each element
610 * \param elemSet - all swept elements
611 * \param nbSteps - number of sweeping steps
612 * \param srcElements - to append elem for each generated element
614 void makeWalls (TNodeOfNodeListMap & mapNewNodes,
615 TTElemOfElemListMap & newElemsMap,
616 TElemOfVecOfNnlmiMap & elemNewNodesMap,
617 TIDSortedElemSet& elemSet,
619 SMESH_SequenceOfElemPtr& srcElements);
621 struct SMESH_MeshEditor_PathPoint
625 double myAngle, myPrm;
627 SMESH_MeshEditor_PathPoint(): myPnt(99., 99., 99.), myTgt(1.,0.,0.), myAngle(0), myPrm(0) {}
628 void SetPnt (const gp_Pnt& aP3D) { myPnt =aP3D; }
629 void SetTangent (const gp_Dir& aTgt) { myTgt =aTgt; }
630 void SetAngle (const double& aBeta) { myAngle=aBeta; }
631 void SetParameter(const double& aPrm) { myPrm =aPrm; }
632 const gp_Pnt& Pnt ()const { return myPnt; }
633 const gp_Dir& Tangent ()const { return myTgt; }
634 double Angle ()const { return myAngle; }
635 double Parameter ()const { return myPrm; }
637 Extrusion_Error MakeEdgePathPoints(std::list<double>& aPrms,
638 const TopoDS_Edge& aTrackEdge,
640 std::list<SMESH_MeshEditor_PathPoint>& aLPP);
641 Extrusion_Error MakeExtrElements(TIDSortedElemSet& theElements,
642 std::list<SMESH_MeshEditor_PathPoint>& theFullList,
643 const bool theHasAngles,
644 std::list<double>& theAngles,
645 const bool theLinearVariation,
646 const bool theHasRefPoint,
647 const gp_Pnt& theRefPoint,
648 const bool theMakeGroups);
649 void LinearAngleVariation(const int NbSteps,
650 list<double>& theAngles);
652 bool doubleNodes( SMESHDS_Mesh* theMeshDS,
653 const TIDSortedElemSet& theElems,
654 const TIDSortedElemSet& theNodesNot,
655 std::map< const SMDS_MeshNode*, const SMDS_MeshNode* >& theNodeNodeMap,
656 const bool theIsDoubleElem );
662 // Nodes and elements created during last operation
663 SMESH_SequenceOfElemPtr myLastCreatedNodes, myLastCreatedElems;
665 // Description of error/warning occured during last operation
666 SMESH_ComputeErrorPtr myError;