1 // Copyright (C) 2007-2020 CEA/DEN, EDF R&D
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
21 // File : BLSURFPlugin_BLSURF.cxx
22 // Authors : Francis KLOSS (OCC) & Patrick LAUG (INRIA) & Lioka RAZAFINDRAZAKA (CEA)
23 // & Aurelien ALLEAUME (DISTENE)
24 // Size maps developement: Nicolas GEIMER (OCC) & Gilles DAVID (EURIWARE)
27 #include "BLSURFPlugin_BLSURF.hxx"
28 #include "BLSURFPlugin_Hypothesis.hxx"
29 #include "BLSURFPlugin_Attractor.hxx"
32 #include <meshgems/meshgems.h>
33 #include <meshgems/cadsurf.h>
36 #include <structmember.h>
39 #include <Basics_Utils.hxx>
41 #include <SMDS_EdgePosition.hxx>
42 #include <SMESHDS_Group.hxx>
43 #include <SMESH_Gen.hxx>
44 #include <SMESH_Group.hxx>
45 #include <SMESH_Mesh.hxx>
46 #include <SMESH_MeshEditor.hxx>
47 #include <SMESH_MesherHelper.hxx>
48 #include <StdMeshers_FaceSide.hxx>
49 #include <StdMeshers_ViscousLayers2D.hxx>
50 #include <SMESH_File.hxx>
52 #include <utilities.h>
60 // OPENCASCADE includes
61 #include <BRepBndLib.hxx>
62 #include <BRepBuilderAPI_MakeFace.hxx>
63 #include <BRepBuilderAPI_MakePolygon.hxx>
64 #include <BRepBuilderAPI_MakeWire.hxx>
65 #include <BRepGProp.hxx>
66 #include <BRepTools.hxx>
67 #include <BRep_Builder.hxx>
68 #include <BRep_Tool.hxx>
69 #include <GProp_GProps.hxx>
70 #include <Geom2d_Curve.hxx>
71 #include <Geom2d_Line.hxx>
72 #include <GeomAPI_ProjectPointOnCurve.hxx>
73 #include <GeomAPI_ProjectPointOnSurf.hxx>
74 #include <Geom_Curve.hxx>
75 #include <Geom_Surface.hxx>
76 #include <NCollection_DataMap.hxx>
77 #include <NCollection_Map.hxx>
78 #include <Standard_ErrorHandler.hxx>
80 #include <TopExp_Explorer.hxx>
81 #include <TopTools_DataMapOfShapeInteger.hxx>
82 #include <TopTools_IndexedMapOfShape.hxx>
83 #include <TopTools_MapOfShape.hxx>
85 #include <TopoDS_Compound.hxx>
86 #include <TopoDS_Edge.hxx>
87 #include <TopoDS_Face.hxx>
88 #include <TopoDS_Shape.hxx>
89 #include <TopoDS_Vertex.hxx>
90 #include <TopoDS_Wire.hxx>
92 #include <gp_Pnt2d.hxx>
102 /* ==================================
103 * =========== PYTHON ==============
104 * ==================================*/
115 PyStdOut_dealloc(PyStdOut *self)
121 PyStdOut_write(PyStdOut *self, PyObject *args)
125 if (!PyArg_ParseTuple(args, "t#:write",&c, &l))
128 *(self->out)=*(self->out)+c;
134 static PyMethodDef PyStdOut_methods[] = {
135 {"write", (PyCFunction)PyStdOut_write, METH_VARARGS,
136 PyDoc_STR("write(string) -> None")},
137 {NULL, NULL} /* sentinel */
140 static PyMemberDef PyStdOut_memberlist[] = {
141 {(char*)"softspace", T_INT, offsetof(PyStdOut, softspace), 0,
142 (char*)"flag indicating that a space needs to be printed; used by print"},
143 {NULL} /* Sentinel */
146 static PyTypeObject PyStdOut_Type = {
147 /* The ob_type field must be initialized in the module init function
148 * to be portable to Windows without using C++. */
149 PyVarObject_HEAD_INIT(NULL, 0)
151 sizeof(PyStdOut), /*tp_basicsize*/
154 (destructor)PyStdOut_dealloc, /*tp_dealloc*/
161 0, /*tp_as_sequence*/
166 PyObject_GenericGetAttr, /*tp_getattro*/
167 /* softspace is writable: we must supply tp_setattro */
168 PyObject_GenericSetAttr, /* tp_setattro */
170 Py_TPFLAGS_DEFAULT, /*tp_flags*/
174 0, /*tp_richcompare*/
175 0, /*tp_weaklistoffset*/
178 PyStdOut_methods, /*tp_methods*/
179 PyStdOut_memberlist, /*tp_members*/
193 PyObject * newPyStdOut( std::string& out )
195 PyStdOut* self = PyObject_New(PyStdOut, &PyStdOut_Type);
200 return (PyObject*)self;
205 ////////////////////////END PYTHON///////////////////////////
207 //////////////////MY MAPS////////////////////////////////////////
209 TopTools_IndexedMapOfShape FacesWithSizeMap;
210 std::map<int,string> FaceId2SizeMap;
211 TopTools_IndexedMapOfShape EdgesWithSizeMap;
212 std::map<int,string> EdgeId2SizeMap;
213 TopTools_IndexedMapOfShape VerticesWithSizeMap;
214 std::map<int,string> VertexId2SizeMap;
216 std::map<int,PyObject*> FaceId2PythonSmp;
217 std::map<int,PyObject*> EdgeId2PythonSmp;
218 std::map<int,PyObject*> VertexId2PythonSmp;
220 typedef std::map<int, std::vector< BLSURFPlugin_Attractor* > > TId2ClsAttractorVec;
221 TId2ClsAttractorVec FaceId2ClassAttractor;
222 TId2ClsAttractorVec FaceIndex2ClassAttractor;
223 std::map<int,std::vector<double> > FaceId2AttractorCoords;
226 TopTools_IndexedMapOfShape FacesWithEnforcedVertices;
227 std::map< int, BLSURFPlugin_Hypothesis::TEnfVertexCoordsList > FaceId2EnforcedVertexCoords;
228 std::map< BLSURFPlugin_Hypothesis::TEnfVertexCoords, BLSURFPlugin_Hypothesis::TEnfVertexCoords > EnfVertexCoords2ProjVertex;
229 std::map< BLSURFPlugin_Hypothesis::TEnfVertexCoords, BLSURFPlugin_Hypothesis::TEnfVertexList > EnfVertexCoords2EnfVertexList;
230 SMESH_MesherHelper* theHelper;
232 bool HasSizeMapOnFace=false;
233 bool HasSizeMapOnEdge=false;
234 bool HasSizeMapOnVertex=false;
235 //bool HasAttractorOnFace=false;
237 //=============================================================================
241 //=============================================================================
243 BLSURFPlugin_BLSURF::BLSURFPlugin_BLSURF(int hypId,
246 : SMESH_2D_Algo(hypId, gen)
248 _name = theHasGEOM ? "MG-CADSurf" : "MG-CADSurf_NOGEOM";//"BLSURF";
249 _shapeType = (1 << TopAbs_FACE); // 1 bit /shape type
250 _compatibleHypothesis.push_back(BLSURFPlugin_Hypothesis::GetHypType(theHasGEOM));
252 _compatibleHypothesis.push_back(StdMeshers_ViscousLayers2D::GetHypType());
253 _requireDiscreteBoundary = false;
254 _onlyUnaryInput = false;
256 _supportSubmeshes = true;
257 _requireShape = theHasGEOM;
259 /* Initialize the Python interpreter */
260 assert(Py_IsInitialized());
261 PyGILState_STATE gstate;
262 gstate = PyGILState_Ensure();
265 main_mod = PyImport_AddModule("__main__");
268 main_dict = PyModule_GetDict(main_mod);
270 PyRun_SimpleString("from math import *");
271 PyGILState_Release(gstate);
273 FacesWithSizeMap.Clear();
274 FaceId2SizeMap.clear();
275 EdgesWithSizeMap.Clear();
276 EdgeId2SizeMap.clear();
277 VerticesWithSizeMap.Clear();
278 VertexId2SizeMap.clear();
279 FaceId2PythonSmp.clear();
280 EdgeId2PythonSmp.clear();
281 VertexId2PythonSmp.clear();
282 FaceId2AttractorCoords.clear();
283 FaceId2ClassAttractor.clear();
284 FaceIndex2ClassAttractor.clear();
285 FacesWithEnforcedVertices.Clear();
286 FaceId2EnforcedVertexCoords.clear();
287 EnfVertexCoords2ProjVertex.clear();
288 EnfVertexCoords2EnfVertexList.clear();
290 _compute_canceled = false;
293 //=============================================================================
297 //=============================================================================
299 BLSURFPlugin_BLSURF::~BLSURFPlugin_BLSURF()
304 //=============================================================================
308 //=============================================================================
310 bool BLSURFPlugin_BLSURF::CheckHypothesis
312 const TopoDS_Shape& aShape,
313 SMESH_Hypothesis::Hypothesis_Status& aStatus)
316 _haveViscousLayers = false;
318 list<const SMESHDS_Hypothesis*>::const_iterator itl;
319 const SMESHDS_Hypothesis* theHyp;
321 const list<const SMESHDS_Hypothesis*>& hyps = GetUsedHypothesis(aMesh, aShape,
322 /*ignoreAuxiliary=*/false);
323 aStatus = SMESH_Hypothesis::HYP_OK;
326 return true; // can work with no hypothesis
329 for ( itl = hyps.begin(); itl != hyps.end() && ( aStatus == HYP_OK ); ++itl )
332 string hypName = theHyp->GetName();
333 if ( hypName == BLSURFPlugin_Hypothesis::GetHypType(true) ||
334 hypName == BLSURFPlugin_Hypothesis::GetHypType(false) )
336 _hypothesis = static_cast<const BLSURFPlugin_Hypothesis*> (theHyp);
338 if ( _hypothesis->GetPhysicalMesh() == BLSURFPlugin_Hypothesis::DefaultSize &&
339 _hypothesis->GetGeometricMesh() == BLSURFPlugin_Hypothesis::DefaultGeom )
340 // hphy_flag = 0 and hgeo_flag = 0 is not allowed (spec)
341 aStatus = SMESH_Hypothesis::HYP_BAD_PARAMETER;
343 else if ( hypName == StdMeshers_ViscousLayers2D::GetHypType() )
345 if ( !_haveViscousLayers )
347 if ( error( StdMeshers_ViscousLayers2D::CheckHypothesis( aMesh, aShape, aStatus )))
348 _haveViscousLayers = true;
353 aStatus = SMESH_Hypothesis::HYP_INCOMPATIBLE;
356 return aStatus == SMESH_Hypothesis::HYP_OK;
359 //=============================================================================
361 * Pass parameters to MG-CADSurf
363 //=============================================================================
365 inline std::string val_to_string(double d)
367 std::ostringstream o;
372 inline std::string val_to_string_rel(double d)
374 std::ostringstream o;
380 inline std::string val_to_string(int i)
382 std::ostringstream o;
387 inline std::string val_to_string_rel(int i)
389 std::ostringstream o;
395 double _smp_phy_size;
396 status_t size_on_surface(integer face_id, real *uv, real *size, void *user_data);
397 status_t size_on_edge(integer edge_id, real t, real *size, void *user_data);
398 status_t size_on_vertex(integer vertex_id, real *size, void *user_data);
405 /////////////////////////////////////////////////////////
407 projectionPoint getProjectionPoint(TopoDS_Face& theFace, const gp_Pnt& thePoint)
409 projectionPoint myPoint;
411 if ( theFace.IsNull() )
413 TopoDS_Shape foundFace, myShape = theHelper->GetSubShape();
414 TopTools_MapOfShape checkedFaces;
415 std::map< double, std::pair< TopoDS_Face, gp_Pnt2d > > dist2face;
417 for ( TopExp_Explorer exp ( myShape, TopAbs_FACE ); exp.More(); exp.Next())
419 const TopoDS_Face& face = TopoDS::Face( exp.Current() );
420 if ( !checkedFaces.Add( face )) continue;
422 // check distance to face
423 Handle(ShapeAnalysis_Surface) surface = theHelper->GetSurface( face );
424 gp_Pnt2d uv = surface->ValueOfUV( thePoint, Precision::Confusion());
425 double distance = surface->Gap();
426 if ( distance > Precision::Confusion() )
428 // the face is far, store for future analysis
429 dist2face.insert( std::make_pair( distance, std::make_pair( face, uv )));
433 // check location on the face
434 BRepClass_FaceClassifier FC( face, uv, BRep_Tool::Tolerance( face ));
435 if ( FC.State() == TopAbs_IN )
437 if ( !foundFace.IsNull() )
438 return myPoint; // thePoint seems to be TopAbs_ON
440 myPoint.uv = uv.XY();
441 myPoint.xyz = surface->Value( uv ).XYZ();
444 if ( FC.State() == TopAbs_ON )
448 if ( foundFace.IsNull() )
450 // find the closest face
451 std::map< double, std::pair< TopoDS_Face, gp_Pnt2d > >::iterator d2f = dist2face.begin();
452 for ( ; d2f != dist2face.end(); ++d2f )
454 const TopoDS_Face& face = d2f->second.first;
455 const gp_Pnt2d & uv = d2f->second.second;
456 BRepClass_FaceClassifier FC( face, uv, Precision::Confusion());
457 if ( FC.State() == TopAbs_IN )
460 myPoint.uv = uv.XY();
461 myPoint.xyz = theHelper->GetSurface( face )->Value( uv ).XYZ();
466 // set the resultShape
467 // if ( foundFace.IsNull() )
468 // throw SMESH_ComputeError(COMPERR_BAD_PARMETERS,
469 // "getProjectionPoint: can't find a face by a vertex");
470 theFace = TopoDS::Face( foundFace );
474 Handle(Geom_Surface) surface = BRep_Tool::Surface( theFace );
475 GeomAPI_ProjectPointOnSurf projector( thePoint, surface );
476 if ( !projector.IsDone() || projector.NbPoints()==0 )
477 throw SMESH_ComputeError(COMPERR_BAD_PARMETERS,
478 "getProjectionPoint: can't project a vertex to a face");
481 projector.LowerDistanceParameters(u,v);
482 myPoint.uv = gp_XY(u,v);
483 gp_Pnt aPnt = projector.NearestPoint();
484 myPoint.xyz = gp_XYZ(aPnt.X(),aPnt.Y(),aPnt.Z());
486 BRepClass_FaceClassifier FC( theFace, myPoint.uv, Precision::Confusion());
487 if ( FC.State() != TopAbs_IN )
494 /////////////////////////////////////////////////////////
495 TopoDS_Shape BLSURFPlugin_BLSURF::entryToShape(std::string entry)
497 GEOM::GEOM_Object_var aGeomObj;
498 TopoDS_Shape S = TopoDS_Shape();
499 SALOMEDS::SObject_var aSObj = SMESH_Gen_i::getStudyServant()->FindObjectID( entry.c_str() );
500 if (!aSObj->_is_nil()) {
501 CORBA::Object_var obj = aSObj->GetObject();
502 aGeomObj = GEOM::GEOM_Object::_narrow(obj);
505 if ( !aGeomObj->_is_nil() )
506 S = SMESH_Gen_i::GetSMESHGen()->GeomObjectToShape( aGeomObj.in() );
510 void _createEnforcedVertexOnFace(TopoDS_Face faceShape, gp_Pnt aPnt, BLSURFPlugin_Hypothesis::TEnfVertex *enfVertex)
512 BLSURFPlugin_Hypothesis::TEnfVertexCoords enf_coords, coords, s_coords;
514 // Find the face and get the (u,v) values of the enforced vertex on the face
515 projectionPoint myPoint = getProjectionPoint(faceShape,aPnt);
516 if ( faceShape.IsNull() )
519 enf_coords.push_back(aPnt.X());
520 enf_coords.push_back(aPnt.Y());
521 enf_coords.push_back(aPnt.Z());
523 coords.push_back(myPoint.uv.X());
524 coords.push_back(myPoint.uv.Y());
525 coords.push_back(myPoint.xyz.X());
526 coords.push_back(myPoint.xyz.Y());
527 coords.push_back(myPoint.xyz.Z());
529 s_coords.push_back(myPoint.xyz.X());
530 s_coords.push_back(myPoint.xyz.Y());
531 s_coords.push_back(myPoint.xyz.Z());
533 // Save pair projected vertex / enf vertex
534 EnfVertexCoords2ProjVertex[s_coords] = enf_coords;
535 pair<BLSURFPlugin_Hypothesis::TEnfVertexList::iterator,bool> ret;
536 BLSURFPlugin_Hypothesis::TEnfVertexList::iterator it;
537 ret = EnfVertexCoords2EnfVertexList[s_coords].insert(enfVertex);
538 if (ret.second == false) {
540 (*it)->grpName = enfVertex->grpName;
544 if (! FacesWithEnforcedVertices.Contains(faceShape)) {
545 key = FacesWithEnforcedVertices.Add(faceShape);
548 key = FacesWithEnforcedVertices.FindIndex(faceShape);
551 // If a node is already created by an attractor, do not create enforced vertex
552 int attractorKey = FacesWithSizeMap.FindIndex(faceShape);
553 bool sameAttractor = false;
554 if (attractorKey >= 0)
555 if (FaceId2AttractorCoords.count(attractorKey) > 0)
556 if (FaceId2AttractorCoords[attractorKey] == coords)
557 sameAttractor = true;
559 if (FaceId2EnforcedVertexCoords.find(key) != FaceId2EnforcedVertexCoords.end()) {
561 FaceId2EnforcedVertexCoords[key].insert(coords); // there should be no redondant coords here (see std::set management)
564 if (! sameAttractor) {
565 BLSURFPlugin_Hypothesis::TEnfVertexCoordsList ens;
567 FaceId2EnforcedVertexCoords[key] = ens;
572 /////////////////////////////////////////////////////////
573 void BLSURFPlugin_BLSURF::createEnforcedVertexOnFace(TopoDS_Shape faceShape, BLSURFPlugin_Hypothesis::TEnfVertexList enfVertexList)
575 BLSURFPlugin_Hypothesis::TEnfVertex* enfVertex;
578 BLSURFPlugin_Hypothesis::TEnfVertexList::const_iterator enfVertexListIt = enfVertexList.begin();
580 for( ; enfVertexListIt != enfVertexList.end() ; ++enfVertexListIt ) {
581 enfVertex = *enfVertexListIt;
582 // Case of manual coords
583 if (enfVertex->coords.size() != 0) {
584 aPnt.SetCoord(enfVertex->coords[0],enfVertex->coords[1],enfVertex->coords[2]);
585 _createEnforcedVertexOnFace( TopoDS::Face(faceShape), aPnt, enfVertex);
588 // Case of geom vertex coords
589 if (enfVertex->geomEntry != "") {
590 TopoDS_Shape GeomShape = entryToShape(enfVertex->geomEntry);
591 TopAbs_ShapeEnum GeomType = GeomShape.ShapeType();
592 if (GeomType == TopAbs_VERTEX)
594 enfVertex->vertex = TopoDS::Vertex( GeomShape );
595 aPnt = BRep_Tool::Pnt( enfVertex->vertex );
596 _createEnforcedVertexOnFace( TopoDS::Face(faceShape), aPnt, enfVertex);
599 if (GeomType == TopAbs_COMPOUND)
601 for (TopoDS_Iterator it (GeomShape); it.More(); it.Next())
602 if (it.Value().ShapeType() == TopAbs_VERTEX)
604 enfVertex->vertex = TopoDS::Vertex( it.Value() );
605 aPnt = BRep_Tool::Pnt( enfVertex->vertex );
606 _createEnforcedVertexOnFace( TopoDS::Face(faceShape), aPnt, enfVertex);
613 /////////////////////////////////////////////////////////
614 void createAttractorOnFace(TopoDS_Shape GeomShape, std::string AttractorFunction, double defaultSize)
616 double xa, ya, za; // Coordinates of attractor point
617 double a, b; // Attractor parameter
619 bool createNode=false; // To create a node on attractor projection
621 const char *sep = ";";
622 // atIt->second has the following pattern:
623 // ATTRACTOR(xa;ya;za;a;b;True|False;d)
625 // xa;ya;za : coordinates of attractor
626 // a : desired size on attractor
627 // b : distance of influence of attractor
628 // d : distance until which the size remains constant
630 // We search the parameters in the string
632 pos1 = AttractorFunction.find(sep);
633 if (pos1!=string::npos)
634 xa = atof(AttractorFunction.substr(10, pos1-10).c_str());
636 pos2 = AttractorFunction.find(sep, pos1+1);
637 if (pos2!=string::npos) {
638 ya = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
642 pos2 = AttractorFunction.find(sep, pos1+1);
643 if (pos2!=string::npos) {
644 za = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
648 pos2 = AttractorFunction.find(sep, pos1+1);
649 if (pos2!=string::npos) {
650 a = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
654 pos2 = AttractorFunction.find(sep, pos1+1);
655 if (pos2!=string::npos) {
656 b = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
660 pos2 = AttractorFunction.find(sep, pos1+1);
661 if (pos2!=string::npos) {
662 string createNodeStr = AttractorFunction.substr(pos1+1, pos2-pos1-1);
663 createNode = (AttractorFunction.substr(pos1+1, pos2-pos1-1) == "True");
667 pos2 = AttractorFunction.find(")");
668 if (pos2!=string::npos) {
669 d = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
672 // Get the (u,v) values of the attractor on the face
673 projectionPoint myPoint = getProjectionPoint(TopoDS::Face(GeomShape),gp_Pnt(xa,ya,za));
674 gp_XY uvPoint = myPoint.uv;
675 gp_XYZ xyzPoint = myPoint.xyz;
676 Standard_Real u0 = uvPoint.X();
677 Standard_Real v0 = uvPoint.Y();
678 Standard_Real x0 = xyzPoint.X();
679 Standard_Real y0 = xyzPoint.Y();
680 Standard_Real z0 = xyzPoint.Z();
681 std::vector<double> coords;
682 coords.push_back(u0);
683 coords.push_back(v0);
684 coords.push_back(x0);
685 coords.push_back(y0);
686 coords.push_back(z0);
687 // We construct the python function
688 ostringstream attractorFunctionStream;
689 attractorFunctionStream << "def f(u,v): return ";
690 attractorFunctionStream << defaultSize << "-(" << defaultSize <<"-" << a << ")";
691 //attractorFunctionStream << "*exp(-((u-("<<u0<<"))*(u-("<<u0<<"))+(v-("<<v0<<"))*(v-("<<v0<<")))/(" << b << "*" << b <<"))";
692 // rnc: make possible to keep the size constant until
693 // a defined distance. Distance is expressed as the positiv part
694 // of r-d where r is the distance to (u0,v0)
695 attractorFunctionStream << "*exp(-(0.5*(sqrt((u-"<<u0<<")**2+(v-"<<v0<<")**2)-"<<d<<"+abs(sqrt((u-"<<u0<<")**2+(v-"<<v0<<")**2)-"<<d<<"))/(" << b << "))**2)";
698 if (! FacesWithSizeMap.Contains(TopoDS::Face(GeomShape))) {
699 key = FacesWithSizeMap.Add(TopoDS::Face(GeomShape));
702 key = FacesWithSizeMap.FindIndex(TopoDS::Face(GeomShape));
704 FaceId2SizeMap[key] =attractorFunctionStream.str();
706 FaceId2AttractorCoords[key] = coords;
708 // // Test for new attractors
709 // gp_Pnt myP(xyzPoint);
710 // TopoDS_Vertex myV = BRepBuilderAPI_MakeVertex(myP);
711 // BLSURFPlugin_Attractor myAttractor(TopoDS::Face(GeomShape),myV,200);
712 // myAttractor.SetParameters(a, defaultSize, b, d);
713 // myAttractor.SetType(1);
714 // FaceId2ClassAttractor[key] = myAttractor;
715 // if(FaceId2ClassAttractor[key].GetFace().IsNull()){
719 // One sub-shape to get ids from
720 BLSURFPlugin_BLSURF::TListOfIDs _getSubShapeIDsInMainShape(const TopoDS_Shape& theMainShape,
721 const TopoDS_Shape& theSubShape,
722 TopAbs_ShapeEnum theShapeType)
724 BLSURFPlugin_BLSURF::TListOfIDs face_ids;
726 TopTools_MapOfShape subShapes;
727 TopTools_IndexedMapOfShape anIndices;
728 TopExp::MapShapes(theMainShape, theShapeType, anIndices);
730 for (TopExp_Explorer face_iter(theSubShape,theShapeType);face_iter.More();face_iter.Next())
732 if ( subShapes.Add( face_iter.Current() )) // issue 23416
734 int face_id = anIndices.FindIndex( face_iter.Current() );
736 throw SALOME_Exception( "Periodicity: sub_shape not found in main_shape");
737 face_ids.push_back( face_id );
743 BLSURFPlugin_BLSURF::TListOfIDs _getSubShapeIDsInMainShape(SMESH_Mesh* theMesh,
744 TopoDS_Shape theSubShape,
745 TopAbs_ShapeEnum theShapeType)
747 BLSURFPlugin_BLSURF::TListOfIDs face_ids;
749 for (TopExp_Explorer face_iter(theSubShape,theShapeType);face_iter.More();face_iter.Next())
751 int face_id = theMesh->GetMeshDS()->ShapeToIndex(face_iter.Current());
753 throw SALOME_Exception ( "Periodicity: sub_shape not found in main_shape");
754 face_ids.push_back(face_id);
760 void BLSURFPlugin_BLSURF::addCoordsFromVertices(const std::vector<std::string> &theVerticesEntries, std::vector<double> &theVerticesCoords)
762 for (std::vector<std::string>::const_iterator it = theVerticesEntries.begin(); it != theVerticesEntries.end(); it++)
764 BLSURFPlugin_Hypothesis::TEntry theVertexEntry = *it;
765 addCoordsFromVertex(theVertexEntry, theVerticesCoords);
770 void BLSURFPlugin_BLSURF::addCoordsFromVertex(BLSURFPlugin_Hypothesis::TEntry theVertexEntry, std::vector<double> &theVerticesCoords)
772 if (theVertexEntry!="")
774 TopoDS_Shape aShape = entryToShape(theVertexEntry);
776 gp_Pnt aPnt = BRep_Tool::Pnt( TopoDS::Vertex( aShape ) );
777 double theX, theY, theZ;
782 theVerticesCoords.push_back(theX);
783 theVerticesCoords.push_back(theY);
784 theVerticesCoords.push_back(theZ);
788 /////////////////////////////////////////////////////////
789 void BLSURFPlugin_BLSURF::createPreCadFacesPeriodicity(TopoDS_Shape theGeomShape, const BLSURFPlugin_Hypothesis::TPreCadPeriodicity &preCadPeriodicity)
791 TopoDS_Shape geomShape1 = entryToShape(preCadPeriodicity.shape1Entry);
792 TopoDS_Shape geomShape2 = entryToShape(preCadPeriodicity.shape2Entry);
794 TListOfIDs theFace1_ids = _getSubShapeIDsInMainShape(theGeomShape, geomShape1, TopAbs_FACE);
795 TListOfIDs theFace2_ids = _getSubShapeIDsInMainShape(theGeomShape, geomShape2, TopAbs_FACE);
797 TPreCadPeriodicityIDs preCadFacesPeriodicityIDs;
798 preCadFacesPeriodicityIDs.shape1IDs = theFace1_ids;
799 preCadFacesPeriodicityIDs.shape2IDs = theFace2_ids;
801 addCoordsFromVertices(preCadPeriodicity.theSourceVerticesEntries, preCadFacesPeriodicityIDs.theSourceVerticesCoords);
802 addCoordsFromVertices(preCadPeriodicity.theTargetVerticesEntries, preCadFacesPeriodicityIDs.theTargetVerticesCoords);
804 _preCadFacesIDsPeriodicityVector.push_back(preCadFacesPeriodicityIDs);
807 /////////////////////////////////////////////////////////
808 void BLSURFPlugin_BLSURF::createPreCadEdgesPeriodicity(TopoDS_Shape theGeomShape, const BLSURFPlugin_Hypothesis::TPreCadPeriodicity &preCadPeriodicity)
810 TopoDS_Shape geomShape1 = entryToShape(preCadPeriodicity.shape1Entry);
811 TopoDS_Shape geomShape2 = entryToShape(preCadPeriodicity.shape2Entry);
813 TListOfIDs theEdge1_ids = _getSubShapeIDsInMainShape(theGeomShape, geomShape1, TopAbs_EDGE);
814 TListOfIDs theEdge2_ids = _getSubShapeIDsInMainShape(theGeomShape, geomShape2, TopAbs_EDGE);
816 TPreCadPeriodicityIDs preCadEdgesPeriodicityIDs;
817 preCadEdgesPeriodicityIDs.shape1IDs = theEdge1_ids;
818 preCadEdgesPeriodicityIDs.shape2IDs = theEdge2_ids;
820 addCoordsFromVertices(preCadPeriodicity.theSourceVerticesEntries, preCadEdgesPeriodicityIDs.theSourceVerticesCoords);
821 addCoordsFromVertices(preCadPeriodicity.theTargetVerticesEntries, preCadEdgesPeriodicityIDs.theTargetVerticesCoords);
823 _preCadEdgesIDsPeriodicityVector.push_back(preCadEdgesPeriodicityIDs);
827 /////////////////////////////////////////////////////////
829 void BLSURFPlugin_BLSURF::SetParameters(const BLSURFPlugin_Hypothesis* hyp,
830 cadsurf_session_t * css,
831 const TopoDS_Shape& theGeomShape)
834 // Clear map so that it is not stored in the algorithm with old enforced vertices in it
835 FacesWithSizeMap.Clear();
836 FaceId2SizeMap.clear();
837 EdgesWithSizeMap.Clear();
838 EdgeId2SizeMap.clear();
839 VerticesWithSizeMap.Clear();
840 VertexId2SizeMap.clear();
841 FaceId2PythonSmp.clear();
842 EdgeId2PythonSmp.clear();
843 VertexId2PythonSmp.clear();
844 FaceId2AttractorCoords.clear();
845 FaceId2ClassAttractor.clear();
846 FaceIndex2ClassAttractor.clear();
847 FacesWithEnforcedVertices.Clear();
848 FaceId2EnforcedVertexCoords.clear();
849 EnfVertexCoords2ProjVertex.clear();
850 EnfVertexCoords2EnfVertexList.clear();
852 double diagonal = SMESH_Mesh::GetShapeDiagonalSize( theGeomShape );
853 double bbSegmentation = _gen->GetBoundaryBoxSegmentation();
854 int _physicalMesh = BLSURFPlugin_Hypothesis::GetDefaultPhysicalMesh();
855 int _geometricMesh = BLSURFPlugin_Hypothesis::GetDefaultGeometricMesh();
856 double _phySize = BLSURFPlugin_Hypothesis::GetDefaultPhySize(diagonal, bbSegmentation);
857 bool _phySizeRel = BLSURFPlugin_Hypothesis::GetDefaultPhySizeRel();
858 double _minSize = BLSURFPlugin_Hypothesis::GetDefaultMinSize(diagonal);
859 bool _minSizeRel = BLSURFPlugin_Hypothesis::GetDefaultMinSizeRel();
860 double _maxSize = BLSURFPlugin_Hypothesis::GetDefaultMaxSize(diagonal);
861 bool _maxSizeRel = BLSURFPlugin_Hypothesis::GetDefaultMaxSizeRel();
862 double _use_gradation = BLSURFPlugin_Hypothesis::GetDefaultUseGradation();
863 double _gradation = BLSURFPlugin_Hypothesis::GetDefaultGradation();
864 double _use_volume_gradation = BLSURFPlugin_Hypothesis::GetDefaultUseVolumeGradation();
865 double _volume_gradation = BLSURFPlugin_Hypothesis::GetDefaultVolumeGradation();
866 BLSURFPlugin_Hypothesis::ElementType _elementType = BLSURFPlugin_Hypothesis::GetDefaultElementType();
867 double _angleMesh = BLSURFPlugin_Hypothesis::GetDefaultAngleMesh();
868 double _chordalError = BLSURFPlugin_Hypothesis::GetDefaultChordalError(diagonal);
869 bool _anisotropic = BLSURFPlugin_Hypothesis::GetDefaultAnisotropic();
870 double _anisotropicRatio = BLSURFPlugin_Hypothesis::GetDefaultAnisotropicRatio();
871 bool _removeTinyEdges = BLSURFPlugin_Hypothesis::GetDefaultRemoveTinyEdges();
872 double _tinyEdgeLength = BLSURFPlugin_Hypothesis::GetDefaultTinyEdgeLength(diagonal);
873 bool _optimiseTinyEdges = BLSURFPlugin_Hypothesis::GetDefaultOptimiseTinyEdges();
874 double _tinyEdgeOptimisLength = BLSURFPlugin_Hypothesis::GetDefaultTinyEdgeOptimisationLength(diagonal);
875 bool _correctSurfaceIntersec= BLSURFPlugin_Hypothesis::GetDefaultCorrectSurfaceIntersection();
876 double _corrSurfaceIntersCost = BLSURFPlugin_Hypothesis::GetDefaultCorrectSurfaceIntersectionMaxCost();
877 bool _badElementRemoval = BLSURFPlugin_Hypothesis::GetDefaultBadElementRemoval();
878 double _badElementAspectRatio = BLSURFPlugin_Hypothesis::GetDefaultBadElementAspectRatio();
879 bool _optimizeMesh = BLSURFPlugin_Hypothesis::GetDefaultOptimizeMesh();
880 bool _quadraticMesh = BLSURFPlugin_Hypothesis::GetDefaultQuadraticMesh();
881 int _verb = BLSURFPlugin_Hypothesis::GetDefaultVerbosity();
882 //int _topology = BLSURFPlugin_Hypothesis::GetDefaultTopology();
883 bool _useSurfaceProximity = BLSURFPlugin_Hypothesis::GetDefaultUseSurfaceProximity ();
884 int _nbSurfaceProximityLayers = BLSURFPlugin_Hypothesis::GetDefaultNbSurfaceProximityLayers();
885 double _surfaceProximityRatio = BLSURFPlugin_Hypothesis::GetDefaultSurfaceProximityRatio ();
886 bool _useVolumeProximity = BLSURFPlugin_Hypothesis::GetDefaultUseVolumeProximity ();
887 int _nbVolumeProximityLayers = BLSURFPlugin_Hypothesis::GetDefaultNbVolumeProximityLayers ();
888 double _volumeProximityRatio = BLSURFPlugin_Hypothesis::GetDefaultVolumeProximityRatio ();
891 //int _precadMergeEdges = BLSURFPlugin_Hypothesis::GetDefaultPreCADMergeEdges();
892 //int _precadRemoveDuplicateCADFaces = BLSURFPlugin_Hypothesis::GetDefaultPreCADRemoveDuplicateCADFaces();
893 //int _precadProcess3DTopology = BLSURFPlugin_Hypothesis::GetDefaultPreCADProcess3DTopology();
894 //int _precadDiscardInput = BLSURFPlugin_Hypothesis::GetDefaultPreCADDiscardInput();
896 const BLSURFPlugin_Hypothesis::TPreCadPeriodicityVector preCadFacesPeriodicityVector = BLSURFPlugin_Hypothesis::GetPreCadFacesPeriodicityVector(hyp);
899 _physicalMesh = (int) hyp->GetPhysicalMesh();
900 _geometricMesh = (int) hyp->GetGeometricMesh();
901 if (hyp->GetPhySize() > 0) {
902 _phySize = hyp->GetPhySize();
903 // if user size is not explicitly specified, "relative" flag is ignored
904 _phySizeRel = hyp->IsPhySizeRel();
906 if (hyp->GetMinSize() > 0) {
907 _minSize = hyp->GetMinSize();
908 // if min size is not explicitly specified, "relative" flag is ignored
909 _minSizeRel = hyp->IsMinSizeRel();
911 if (hyp->GetMaxSize() > 0) {
912 _maxSize = hyp->GetMaxSize();
913 // if max size is not explicitly specified, "relative" flag is ignored
914 _maxSizeRel = hyp->IsMaxSizeRel();
916 _use_gradation = hyp->GetUseGradation();
917 if (hyp->GetGradation() > 0 && _use_gradation)
918 _gradation = hyp->GetGradation();
919 _use_volume_gradation = hyp->GetUseVolumeGradation();
920 if (hyp->GetVolumeGradation() > 0 && _use_volume_gradation )
921 _volume_gradation = hyp->GetVolumeGradation();
922 _elementType = hyp->GetElementType();
923 if (hyp->GetAngleMesh() > 0)
924 _angleMesh = hyp->GetAngleMesh();
925 if (hyp->GetChordalError() > 0)
926 _chordalError = hyp->GetChordalError();
927 _anisotropic = hyp->GetAnisotropic();
928 if (hyp->GetAnisotropicRatio() >= 0)
929 _anisotropicRatio = hyp->GetAnisotropicRatio();
930 _removeTinyEdges = hyp->GetRemoveTinyEdges();
931 if (hyp->GetTinyEdgeLength() > 0)
932 _tinyEdgeLength = hyp->GetTinyEdgeLength();
933 _optimiseTinyEdges = hyp->GetOptimiseTinyEdges();
934 if (hyp->GetTinyEdgeOptimisationLength() > 0)
935 _tinyEdgeOptimisLength = hyp->GetTinyEdgeOptimisationLength();
936 _correctSurfaceIntersec = hyp->GetCorrectSurfaceIntersection();
937 if (hyp->GetCorrectSurfaceIntersectionMaxCost() > 0)
938 _corrSurfaceIntersCost = hyp->GetCorrectSurfaceIntersectionMaxCost();
939 _badElementRemoval = hyp->GetBadElementRemoval();
940 if (hyp->GetBadElementAspectRatio() >= 0)
941 _badElementAspectRatio = hyp->GetBadElementAspectRatio();
942 _optimizeMesh = hyp->GetOptimizeMesh();
943 _quadraticMesh = hyp->GetQuadraticMesh();
944 _verb = hyp->GetVerbosity();
945 //_topology = (int) hyp->GetTopology();
947 //_precadMergeEdges = hyp->GetPreCADMergeEdges();
948 //_precadRemoveDuplicateCADFaces = hyp->GetPreCADRemoveDuplicateCADFaces();
949 //_precadProcess3DTopology = hyp->GetPreCADProcess3DTopology();
950 //_precadDiscardInput = hyp->GetPreCADDiscardInput();
951 _useSurfaceProximity = hyp->GetUseSurfaceProximity ();
952 _nbSurfaceProximityLayers = hyp->GetNbSurfaceProximityLayers();
953 _surfaceProximityRatio = hyp->GetSurfaceProximityRatio ();
954 _useVolumeProximity = hyp->GetUseVolumeProximity ();
955 _nbVolumeProximityLayers = hyp->GetNbVolumeProximityLayers ();
956 _volumeProximityRatio = hyp->GetVolumeProximityRatio ();
959 const BLSURFPlugin_Hypothesis::TOptionValues& opts = hyp->GetOptionValues();
960 BLSURFPlugin_Hypothesis::TOptionValues::const_iterator opIt;
961 for ( opIt = opts.begin(); opIt != opts.end(); ++opIt ){
962 MESSAGE("OptionValue: " << opIt->first.c_str() << ", value: " << opIt->second.c_str());
963 if ( !opIt->second.empty() ) {
964 // With MeshGems 2.4-5, there are issues with periodicity and multithread
965 // => As a temporary workaround, we enforce to use only one thread if periodicity is used.
966 if (opIt->first == "max_number_of_threads" && opIt->second != "1" && ! preCadFacesPeriodicityVector.empty()){
967 std::cout << "INFO: Disabling multithread to avoid periodicity issues" << std::endl;
968 set_param(css, opIt->first.c_str(), "1");
971 set_param(css, opIt->first.c_str(), opIt->second.c_str());
975 const BLSURFPlugin_Hypothesis::TOptionValues& custom_opts = hyp->GetCustomOptionValues();
976 for ( opIt = custom_opts.begin(); opIt != custom_opts.end(); ++opIt )
977 if ( !opIt->second.empty() ) {
978 set_param(css, opIt->first.c_str(), opIt->second.c_str());
981 const BLSURFPlugin_Hypothesis::TOptionValues& preCADopts = hyp->GetPreCADOptionValues();
982 for ( opIt = preCADopts.begin(); opIt != preCADopts.end(); ++opIt )
983 if ( !opIt->second.empty() ) {
984 set_param(css, opIt->first.c_str(), opIt->second.c_str());
988 if ( BLSURFPlugin_Hypothesis::HasPreCADOptions( hyp ))
990 cadsurf_set_param(css, "use_precad", "yes" ); // for old versions
992 // PreProcessor (formerly PreCAD) -- commented params are preCADoptions (since 0023307)
993 //set_param(css, "merge_edges", _precadMergeEdges ? "yes" : "no");
994 //set_param(css, "remove_duplicate_cad_faces", _precadRemoveDuplicateCADFaces ? "yes" : "no");
995 //set_param(css, "process_3d_topology", _precadProcess3DTopology ? "1" : "0");
996 //set_param(css, "discard_input_topology", _precadDiscardInput ? "1" : "0");
997 //set_param(css, "max_number_of_points_per_patch", "1000000");
999 bool useGradation = false;
1000 switch (_physicalMesh)
1002 case BLSURFPlugin_Hypothesis::PhysicalGlobalSize:
1003 set_param(css, "physical_size_mode", "global");
1004 set_param(css, "global_physical_size", _phySizeRel ? val_to_string_rel(_phySize).c_str() : val_to_string(_phySize).c_str());
1005 //useGradation = true;
1007 case BLSURFPlugin_Hypothesis::PhysicalLocalSize:
1008 set_param(css, "physical_size_mode", "local");
1009 set_param(css, "global_physical_size", _phySizeRel ? val_to_string_rel(_phySize).c_str() : val_to_string(_phySize).c_str());
1010 //useGradation = true;
1013 set_param(css, "physical_size_mode", "none");
1016 switch (_geometricMesh)
1018 case BLSURFPlugin_Hypothesis::GeometricalGlobalSize:
1019 set_param(css, "geometric_size_mode", "global");
1020 set_param(css, "geometric_approximation", val_to_string(_angleMesh).c_str());
1021 set_param(css, "chordal_error", val_to_string(_chordalError).c_str());
1022 //useGradation = true;
1024 case BLSURFPlugin_Hypothesis::GeometricalLocalSize:
1025 set_param(css, "geometric_size_mode", "local");
1026 set_param(css, "geometric_approximation", val_to_string(_angleMesh).c_str());
1027 set_param(css, "chordal_error", val_to_string(_chordalError).c_str());
1028 //useGradation = true;
1031 set_param(css, "geometric_size_mode", "none");
1034 if ( hyp && hyp->GetPhySize() > 0 ) {
1035 // user size is explicitly specified via hypothesis parameters
1036 // min and max sizes should be compared with explicitly specified user size
1037 // - compute absolute min size
1038 double mins = _minSizeRel ? _minSize * diagonal : _minSize;
1039 // - min size should not be greater than user size
1040 if ( _phySize < mins )
1041 set_param(css, "min_size", _phySizeRel ? val_to_string_rel(_phySize).c_str() : val_to_string(_phySize).c_str());
1043 set_param(css, "min_size", _minSizeRel ? val_to_string_rel(_minSize).c_str() : val_to_string(_minSize).c_str());
1044 // - compute absolute max size
1045 double maxs = _maxSizeRel ? _maxSize * diagonal : _maxSize;
1046 // - max size should not be less than user size
1047 if ( _phySize > maxs )
1048 set_param(css, "max_size", _phySizeRel ? val_to_string_rel(_phySize).c_str() : val_to_string(_phySize).c_str());
1050 set_param(css, "max_size", _maxSizeRel ? val_to_string_rel(_maxSize).c_str() : val_to_string(_maxSize).c_str());
1053 // user size is not explicitly specified
1054 // - if minsize is not explicitly specified, we pass default value computed automatically, in this case "relative" flag is ignored
1055 set_param(css, "min_size", _minSizeRel ? val_to_string_rel(_minSize).c_str() : val_to_string(_minSize).c_str());
1056 // - if maxsize is not explicitly specified, we pass default value computed automatically, in this case "relative" flag is ignored
1057 set_param(css, "max_size", _maxSizeRel ? val_to_string_rel(_maxSize).c_str() : val_to_string(_maxSize).c_str());
1059 useGradation = true; // bos #18758
1060 // anisotropic and quadrangle mesh requires disabling gradation
1061 if ( _anisotropic && _elementType != BLSURFPlugin_Hypothesis::Triangles )
1062 useGradation = false; // limitation of V1.3
1063 if ( useGradation && _use_gradation )
1064 set_param(css, "gradation", val_to_string(_gradation).c_str());
1065 if ( useGradation && _use_volume_gradation )
1066 set_param(css, "volume_gradation", val_to_string(_volume_gradation).c_str());
1068 // New since MeshGems 2.5: add full_quad
1069 const char * element_generation = "";
1070 switch ( _elementType )
1072 case BLSURFPlugin_Hypothesis::Triangles:
1073 element_generation = "triangle";
1075 case BLSURFPlugin_Hypothesis::QuadrangleDominant:
1076 element_generation = "quad_dominant";
1078 case BLSURFPlugin_Hypothesis::Quadrangles:
1079 element_generation = "full_quad";
1083 set_param(css, "element_generation", element_generation);
1086 set_param(css, "metric", _anisotropic ? "anisotropic" : "isotropic");
1088 set_param(css, "anisotropic_ratio", val_to_string(_anisotropicRatio).c_str());
1089 set_param(css, "remove_tiny_edges", _removeTinyEdges ? "1" : "0");
1090 if ( _removeTinyEdges )
1091 set_param(css, "tiny_edge_length", val_to_string(_tinyEdgeLength).c_str());
1092 set_param(css, "optimise_tiny_edges", _optimiseTinyEdges ? "1" : "0");
1093 if ( _optimiseTinyEdges )
1094 set_param(css, "tiny_edge_optimisation_length", val_to_string(_tinyEdgeOptimisLength).c_str());
1095 set_param(css, "correct_surface_intersections", _correctSurfaceIntersec ? "1" : "0");
1096 if ( _correctSurfaceIntersec )
1097 set_param(css, "surface_intersections_processing_max_cost", val_to_string(_corrSurfaceIntersCost ).c_str());
1098 set_param(css, "force_bad_surface_element_removal", _badElementRemoval ? "1" : "0");
1099 if ( _badElementRemoval )
1100 set_param(css, "bad_surface_element_aspect_ratio", val_to_string(_badElementAspectRatio).c_str());
1101 set_param(css, "optimisation", _optimizeMesh ? "yes" : "no");
1102 set_param(css, "element_order", _quadraticMesh ? "quadratic" : "linear");
1103 set_param(css, "verbose", val_to_string(_verb).c_str());
1105 set_param(css, "use_surface_proximity", _useSurfaceProximity ? "yes" : "no" );
1106 if ( _useSurfaceProximity )
1108 set_param(css, "surface_proximity_layers", SMESH_Comment( _nbSurfaceProximityLayers ));
1109 set_param(css, "surface_proximity_ratio", SMESH_Comment( _surfaceProximityRatio ));
1111 set_param(css, "use_volume_proximity", _useVolumeProximity ? "yes" : "no" );
1112 if ( _useVolumeProximity )
1114 set_param(css, "volume_proximity_layers", SMESH_Comment( _nbVolumeProximityLayers ));
1115 set_param(css, "volume_proximity_ratio", SMESH_Comment( _volumeProximityRatio ));
1118 _smp_phy_size = _phySizeRel ? _phySize*diagonal : _phySize;
1120 std::cout << "_smp_phy_size = " << _smp_phy_size << std::endl;
1122 if (_physicalMesh == BLSURFPlugin_Hypothesis::PhysicalLocalSize)
1124 TopoDS_Shape GeomShape;
1125 TopoDS_Shape AttShape;
1126 TopAbs_ShapeEnum GeomType;
1128 // Standard Size Maps
1130 const BLSURFPlugin_Hypothesis::TSizeMap sizeMaps = BLSURFPlugin_Hypothesis::GetSizeMapEntries(hyp);
1131 BLSURFPlugin_Hypothesis::TSizeMap::const_iterator smIt = sizeMaps.begin();
1132 for ( ; smIt != sizeMaps.end(); ++smIt ) {
1133 if ( !smIt->second.empty() ) {
1134 GeomShape = entryToShape(smIt->first);
1135 GeomType = GeomShape.ShapeType();
1138 if (GeomType == TopAbs_COMPOUND) {
1139 for (TopoDS_Iterator it (GeomShape); it.More(); it.Next()){
1141 if (it.Value().ShapeType() == TopAbs_FACE){
1142 HasSizeMapOnFace = true;
1143 if (! FacesWithSizeMap.Contains(TopoDS::Face(it.Value()))) {
1144 key = FacesWithSizeMap.Add(TopoDS::Face(it.Value()));
1147 key = FacesWithSizeMap.FindIndex(TopoDS::Face(it.Value()));
1149 FaceId2SizeMap[key] = smIt->second;
1152 if (it.Value().ShapeType() == TopAbs_EDGE){
1153 HasSizeMapOnEdge = true;
1154 HasSizeMapOnFace = true;
1155 if (! EdgesWithSizeMap.Contains(TopoDS::Edge(it.Value()))) {
1156 key = EdgesWithSizeMap.Add(TopoDS::Edge(it.Value()));
1159 key = EdgesWithSizeMap.FindIndex(TopoDS::Edge(it.Value()));
1161 EdgeId2SizeMap[key] = smIt->second;
1163 // Group of vertices
1164 if (it.Value().ShapeType() == TopAbs_VERTEX){
1165 HasSizeMapOnVertex = true;
1166 HasSizeMapOnEdge = true;
1167 HasSizeMapOnFace = true;
1168 if (! VerticesWithSizeMap.Contains(TopoDS::Vertex(it.Value()))) {
1169 key = VerticesWithSizeMap.Add(TopoDS::Vertex(it.Value()));
1172 key = VerticesWithSizeMap.FindIndex(TopoDS::Vertex(it.Value()));
1174 VertexId2SizeMap[key] = smIt->second;
1179 if (GeomType == TopAbs_FACE){
1180 HasSizeMapOnFace = true;
1181 if (! FacesWithSizeMap.Contains(TopoDS::Face(GeomShape))) {
1182 key = FacesWithSizeMap.Add(TopoDS::Face(GeomShape));
1185 key = FacesWithSizeMap.FindIndex(TopoDS::Face(GeomShape));
1187 FaceId2SizeMap[key] = smIt->second;
1190 if (GeomType == TopAbs_EDGE){
1191 HasSizeMapOnEdge = true;
1192 HasSizeMapOnFace = true;
1193 if (! EdgesWithSizeMap.Contains(TopoDS::Edge(GeomShape))) {
1194 key = EdgesWithSizeMap.Add(TopoDS::Edge(GeomShape));
1197 key = EdgesWithSizeMap.FindIndex(TopoDS::Edge(GeomShape));
1199 EdgeId2SizeMap[key] = smIt->second;
1202 if (GeomType == TopAbs_VERTEX){
1203 HasSizeMapOnVertex = true;
1204 HasSizeMapOnEdge = true;
1205 HasSizeMapOnFace = true;
1206 if (! VerticesWithSizeMap.Contains(TopoDS::Vertex(GeomShape))) {
1207 key = VerticesWithSizeMap.Add(TopoDS::Vertex(GeomShape));
1210 key = VerticesWithSizeMap.FindIndex(TopoDS::Vertex(GeomShape));
1212 VertexId2SizeMap[key] = smIt->second;
1220 // TODO appeler le constructeur des attracteurs directement ici
1221 // if ( !_phySizeRel ) {
1222 const BLSURFPlugin_Hypothesis::TSizeMap attractors = BLSURFPlugin_Hypothesis::GetAttractorEntries(hyp);
1223 BLSURFPlugin_Hypothesis::TSizeMap::const_iterator atIt = attractors.begin();
1224 for ( ; atIt != attractors.end(); ++atIt ) {
1225 if ( !atIt->second.empty() ) {
1226 GeomShape = entryToShape(atIt->first);
1227 GeomType = GeomShape.ShapeType();
1229 if (GeomType == TopAbs_COMPOUND){
1230 for (TopoDS_Iterator it (GeomShape); it.More(); it.Next()){
1231 if (it.Value().ShapeType() == TopAbs_FACE){
1232 HasSizeMapOnFace = true;
1233 createAttractorOnFace(it.Value(), atIt->second, _phySizeRel ? _phySize*diagonal : _phySize);
1238 if (GeomType == TopAbs_FACE){
1239 HasSizeMapOnFace = true;
1240 createAttractorOnFace(GeomShape, atIt->second, _phySizeRel ? _phySize*diagonal : _phySize);
1243 if (GeomType == TopAbs_EDGE){
1244 HasSizeMapOnEdge = true;
1245 HasSizeMapOnFace = true;
1246 EdgeId2SizeMap[TopoDS::Edge(GeomShape).HashCode(IntegerLast())] = atIt->second;
1248 if (GeomType == TopAbs_VERTEX){
1249 HasSizeMapOnVertex = true;
1250 HasSizeMapOnEdge = true;
1251 HasSizeMapOnFace = true;
1252 VertexId2SizeMap[TopoDS::Vertex(GeomShape).HashCode(IntegerLast())] = atIt->second;
1260 // temporary commented out for testing
1262 // - Fill in the BLSURFPlugin_Hypothesis::TAttractorMap map in the hypothesis
1263 // - Uncomment and complete this part to construct the attractors from the attractor shape and the passed parameters on each face of the map
1264 // - To do this use the public methodss: SetParameters(several double parameters) and SetType(int type)
1266 // - Construct the attractors with an empty dist. map in the hypothesis
1267 // - build the map here for each face with an attractor set and only if the attractor shape as changed since the last call to _buildmap()
1268 // -> define a bool _mapbuilt in the class that is set to false by default and set to true when calling _buildmap() OK
1270 theNbAttractors = 0;
1271 const BLSURFPlugin_Hypothesis::TAttractorMap class_attractors = BLSURFPlugin_Hypothesis::GetClassAttractorEntries(hyp);
1273 BLSURFPlugin_Hypothesis::TAttractorMap::const_iterator AtIt = class_attractors.begin();
1274 for ( ; AtIt != class_attractors.end(); ++AtIt ) {
1275 if ( !AtIt->second->Empty() ) {
1276 GeomShape = entryToShape(AtIt->first);
1277 if ( !SMESH_MesherHelper::IsSubShape( GeomShape, theGeomShape ))
1279 AttShape = AtIt->second->GetAttractorShape();
1280 GeomType = GeomShape.ShapeType();
1282 // if (GeomType == TopAbs_COMPOUND){
1283 // for (TopoDS_Iterator it (GeomShape); it.More(); it.Next()){
1284 // if (it.Value().ShapeType() == TopAbs_FACE){
1285 // HasAttractorOnFace = true;
1286 // myAttractor = BLSURFPluginAttractor(GeomShape, AttShape);
1291 if (GeomType == TopAbs_FACE
1292 && (AttShape.ShapeType() == TopAbs_VERTEX
1293 || AttShape.ShapeType() == TopAbs_EDGE
1294 || AttShape.ShapeType() == TopAbs_WIRE
1295 || AttShape.ShapeType() == TopAbs_COMPOUND) ){
1296 HasSizeMapOnFace = true;
1298 key = FacesWithSizeMap.Add(TopoDS::Face(GeomShape) );
1300 FaceId2ClassAttractor[key].push_back( AtIt->second );
1304 MESSAGE("Wrong shape type !!")
1312 // Enforced Vertices
1314 const BLSURFPlugin_Hypothesis::TFaceEntryEnfVertexListMap entryEnfVertexListMap = BLSURFPlugin_Hypothesis::GetAllEnforcedVerticesByFace(hyp);
1315 BLSURFPlugin_Hypothesis::TFaceEntryEnfVertexListMap::const_iterator enfIt = entryEnfVertexListMap.begin();
1316 for ( ; enfIt != entryEnfVertexListMap.end(); ++enfIt ) {
1317 if ( !enfIt->second.empty() ) {
1318 GeomShape = entryToShape(enfIt->first);
1319 if ( GeomShape.IsNull() )
1321 createEnforcedVertexOnFace( GeomShape, enfIt->second );
1324 else if ( GeomShape.ShapeType() == TopAbs_COMPOUND)
1326 for (TopoDS_Iterator it (GeomShape); it.More(); it.Next()){
1327 if (it.Value().ShapeType() == TopAbs_FACE){
1328 HasSizeMapOnFace = true;
1329 createEnforcedVertexOnFace(it.Value(), enfIt->second);
1333 else if ( GeomShape.ShapeType() == TopAbs_FACE)
1335 HasSizeMapOnFace = true;
1336 createEnforcedVertexOnFace(GeomShape, enfIt->second);
1341 // Internal vertices
1342 bool useInternalVertexAllFaces = BLSURFPlugin_Hypothesis::GetInternalEnforcedVertexAllFaces(hyp);
1343 if (useInternalVertexAllFaces) {
1344 std::string grpName = BLSURFPlugin_Hypothesis::GetInternalEnforcedVertexAllFacesGroup(hyp);
1346 TopExp_Explorer exp (theGeomShape, TopAbs_FACE);
1347 for (; exp.More(); exp.Next()){
1348 TopExp_Explorer exp_face (exp.Current(), TopAbs_VERTEX, TopAbs_EDGE);
1349 for (; exp_face.More(); exp_face.Next())
1351 // Get coords of vertex
1352 // Check if current coords is already in enfVertexList
1353 // If coords not in enfVertexList, add new enfVertex
1354 aPnt = BRep_Tool::Pnt(TopoDS::Vertex(exp_face.Current()));
1355 BLSURFPlugin_Hypothesis::TEnfVertex* enfVertex = new BLSURFPlugin_Hypothesis::TEnfVertex();
1356 enfVertex->coords.push_back(aPnt.X());
1357 enfVertex->coords.push_back(aPnt.Y());
1358 enfVertex->coords.push_back(aPnt.Z());
1359 enfVertex->name = "";
1360 enfVertex->faceEntries.clear();
1361 enfVertex->geomEntry = "";
1362 enfVertex->grpName = grpName;
1363 enfVertex->vertex = TopoDS::Vertex( exp_face.Current() );
1364 _createEnforcedVertexOnFace( TopoDS::Face(exp.Current()), aPnt, enfVertex);
1365 HasSizeMapOnFace = true;
1370 cadsurf_set_sizemap_iso_cad_face(css, size_on_surface, &_smp_phy_size);
1372 if (HasSizeMapOnEdge){
1373 cadsurf_set_sizemap_iso_cad_edge(css, size_on_edge, &_smp_phy_size);
1375 if (HasSizeMapOnVertex){
1376 cadsurf_set_sizemap_iso_cad_point(css, size_on_vertex, &_smp_phy_size);
1383 _preCadFacesIDsPeriodicityVector.clear();
1384 _preCadEdgesIDsPeriodicityVector.clear();
1386 for (std::size_t i = 0; i<preCadFacesPeriodicityVector.size(); i++){
1387 createPreCadFacesPeriodicity(theGeomShape, preCadFacesPeriodicityVector[i]);
1390 const BLSURFPlugin_Hypothesis::TPreCadPeriodicityVector preCadEdgesPeriodicityVector = BLSURFPlugin_Hypothesis::GetPreCadEdgesPeriodicityVector(hyp);
1392 for (std::size_t i = 0; i<preCadEdgesPeriodicityVector.size(); i++){
1393 createPreCadEdgesPeriodicity(theGeomShape, preCadEdgesPeriodicityVector[i]);
1397 //================================================================================
1399 * \brief Throws an exception if a parameter name is wrong
1401 //================================================================================
1403 void BLSURFPlugin_BLSURF::set_param(cadsurf_session_t *css,
1404 const char * option_name,
1405 const char * option_value)
1407 status_t status = cadsurf_set_param(css, option_name, option_value );
1409 if ( _hypothesis && _hypothesis->GetVerbosity() > _hypothesis->GetDefaultVerbosity() )
1410 cout << option_name << " = " << option_value << endl;
1412 if ( status != MESHGEMS_STATUS_OK )
1414 if ( status == MESHGEMS_STATUS_UNKNOWN_PARAMETER ) {
1415 throw SALOME_Exception
1416 ( SMESH_Comment("Invalid name of CADSURF parameter: ") << option_name );
1418 else if ( status == MESHGEMS_STATUS_NOLICENSE )
1419 throw SALOME_Exception
1420 ( "No valid license available" );
1422 throw SALOME_Exception
1423 ( SMESH_Comment("Either wrong name or unacceptable value of CADSURF parameter '")
1424 << option_name << "': " << option_value);
1430 // --------------------------------------------------------------------------
1432 * \brief Class correctly terminating usage of MG-CADSurf library at destruction
1434 struct BLSURF_Cleaner
1437 cadsurf_session_t* _css;
1441 BLSURF_Cleaner(context_t * ctx,
1442 cadsurf_session_t* css=0,
1453 Clean( /*exceptContext=*/false );
1455 void Clean(const bool exceptContext)
1459 cadsurf_session_delete(_css); _css = 0;
1461 // #if BLSURF_VERSION_LONG >= "3.1.1"
1462 // // if(geo_sizemap_e)
1463 // // distene_sizemap_delete(geo_sizemap_e);
1464 // // if(geo_sizemap_f)
1465 // // distene_sizemap_delete(geo_sizemap_f);
1466 // if(iso_sizemap_p)
1467 // distene_sizemap_delete(iso_sizemap_p);
1468 // if(iso_sizemap_e)
1469 // distene_sizemap_delete(iso_sizemap_e);
1470 // if(iso_sizemap_f)
1471 // distene_sizemap_delete(iso_sizemap_f);
1473 // // if(clean_geo_sizemap_e)
1474 // // distene_sizemap_delete(clean_geo_sizemap_e);
1475 // // if(clean_geo_sizemap_f)
1476 // // distene_sizemap_delete(clean_geo_sizemap_f);
1477 // if(clean_iso_sizemap_p)
1478 // distene_sizemap_delete(clean_iso_sizemap_p);
1479 // if(clean_iso_sizemap_e)
1480 // distene_sizemap_delete(clean_iso_sizemap_e);
1481 // if(clean_iso_sizemap_f)
1482 // distene_sizemap_delete(clean_iso_sizemap_f);
1485 cad_delete(_cad); _cad = 0;
1486 dcad_delete(_dcad); _dcad = 0;
1487 if ( !exceptContext )
1489 context_delete(_ctx); _ctx = 0;
1495 // --------------------------------------------------------------------------
1496 // comparator to sort nodes and sub-meshes
1497 struct ShapeTypeCompare
1499 // sort nodes by position in the following order:
1500 // SMDS_TOP_FACE=2, SMDS_TOP_EDGE=1, SMDS_TOP_VERTEX=0, SMDS_TOP_3DSPACE=3
1501 bool operator()( const SMDS_MeshNode* n1, const SMDS_MeshNode* n2 ) const
1503 // NEW ORDER: nodes earlier added to sub-mesh are considered "less"
1504 //return n1->getIdInShape() < n2->getIdInShape();
1505 return n1->GetID() < n2->GetID(); // earlier created nodes have less IDs
1507 // sort sub-meshes in order: EDGE, VERTEX
1508 bool operator()( const SMESHDS_SubMesh* s1, const SMESHDS_SubMesh* s2 ) const
1510 int isVertex1 = ( s1 && s1->NbElements() == 0 );
1511 int isVertex2 = ( s2 && s2->NbElements() == 0 );
1512 if ( isVertex1 == isVertex2 )
1514 return isVertex1 < isVertex2;
1518 //================================================================================
1520 * \brief Fills groups of nodes to be merged
1522 //================================================================================
1524 void getNodeGroupsToMerge( const SMESHDS_SubMesh* smDS,
1525 const TopoDS_Shape& shape,
1526 SMESH_MeshEditor::TListOfListOfNodes& nodeGroupsToMerge)
1528 SMDS_NodeIteratorPtr nIt = smDS->GetNodes();
1529 switch ( shape.ShapeType() )
1531 case TopAbs_VERTEX: {
1532 std::list< const SMDS_MeshNode* > nodes;
1533 while ( nIt->more() )
1534 nodes.push_back( nIt->next() );
1535 if ( nodes.size() > 1 )
1536 nodeGroupsToMerge.push_back( nodes );
1540 std::multimap< double, const SMDS_MeshNode* > u2node;
1541 while ( nIt->more() )
1543 const SMDS_MeshNode* n = nIt->next();
1544 if ( SMDS_EdgePositionPtr ePos = n->GetPosition() )
1545 u2node.insert( make_pair( ePos->GetUParameter(), n ));
1547 if ( u2node.size() < 2 ) return;
1549 //double tol = (( u2node.rbegin()->first - u2node.begin()->first ) / 20.) / u2node.size();
1551 BRep_Tool::Range( TopoDS::Edge( shape ), f,l );
1552 double tol = (( l - f ) / 10.) / u2node.size(); // 10. - adjusted for #17262
1554 std::multimap< double, const SMDS_MeshNode* >::iterator un2, un1;
1555 for ( un2 = u2node.begin(), un1 = un2++; un2 != u2node.end(); un1 = un2++ )
1557 if (( un2->first - un1->first ) <= tol )
1559 std::list< const SMDS_MeshNode* > nodes;
1560 nodes.push_back( un1->second );
1561 while (( un2->first - un1->first ) <= tol )
1563 nodes.push_back( un2->second );
1564 if ( ++un2 == u2node.end()) {
1569 // make nodes created on the boundary of viscous layer replace nodes created
1570 // by MG-CADSurf as their SMDS_Position is more correct
1571 nodes.sort( ShapeTypeCompare() );
1572 nodeGroupsToMerge.push_back( nodes );
1579 // SMESH_MeshEditor::TListOfListOfNodes::const_iterator nll = nodeGroupsToMerge.begin();
1580 // for ( ; nll != nodeGroupsToMerge.end(); ++nll )
1582 // cout << "Merge ";
1583 // const std::list< const SMDS_MeshNode* >& nl = *nll;
1584 // std::list< const SMDS_MeshNode* >::const_iterator nIt = nl.begin();
1585 // for ( ; nIt != nl.end(); ++nIt )
1586 // cout << (*nIt) << " ";
1592 //================================================================================
1594 * \brief A temporary mesh used to compute mesh on a proxy FACE
1596 //================================================================================
1598 struct TmpMesh: public SMESH_Mesh
1600 typedef std::map<const SMDS_MeshNode*, const SMDS_MeshNode*, TIDCompare > TN2NMap;
1601 TN2NMap _tmp2origNN;
1602 TopoDS_Face _proxyFace;
1606 _myMeshDS = new SMESHDS_Mesh( _id, true );
1608 //--------------------------------------------------------------------------------
1610 * \brief Creates a FACE bound by viscous layers and mesh each its EDGE with 1 segment
1612 //--------------------------------------------------------------------------------
1614 const TopoDS_Face& makeProxyFace( SMESH_ProxyMesh::Ptr& viscousMesh,
1615 const TopoDS_Face& origFace)
1617 SMESH_Mesh* origMesh = viscousMesh->GetMesh();
1619 SMESH_MesherHelper helper( *origMesh );
1620 helper.SetSubShape( origFace );
1621 const bool hasSeam = helper.HasRealSeam();
1623 // get data of nodes on inner boundary of viscous layers
1625 TSideVector wireVec = StdMeshers_FaceSide::GetFaceWires(origFace, *origMesh,
1626 /*skipMediumNodes = */true,
1627 err, &helper, viscousMesh );
1628 if ( err && err->IsKO() )
1629 throw *err.get(); // it should be caught at SMESH_subMesh
1631 // proxy nodes and corresponding tmp VERTEXes
1632 std::vector<const SMDS_MeshNode*> origNodes;
1633 std::vector<TopoDS_Vertex> tmpVertex;
1635 // create a proxy FACE
1636 TopoDS_Face origFaceCopy = TopoDS::Face( origFace.EmptyCopied() );
1637 BRepBuilderAPI_MakeFace newFace( origFaceCopy );
1638 bool hasPCurves = false;
1639 for ( size_t iW = 0; iW != wireVec.size(); ++iW )
1641 StdMeshers_FaceSidePtr& wireData = wireVec[iW];
1642 const UVPtStructVec& wirePoints = wireData->GetUVPtStruct();
1643 if ( wirePoints.size() < 3 )
1646 BRepBuilderAPI_MakePolygon polygon;
1647 const size_t i0 = tmpVertex.size();
1648 for ( size_t iN = 0; iN < wirePoints.size(); ++iN )
1650 polygon.Add( SMESH_TNodeXYZ( wirePoints[ iN ].node ));
1651 origNodes.push_back( wirePoints[ iN ].node );
1652 tmpVertex.push_back( polygon.LastVertex() );
1654 // check presence of a pcurve
1655 checkPCurve( polygon, origFaceCopy, hasPCurves, &wirePoints[ iN-1 ] );
1657 tmpVertex[ i0 ] = polygon.FirstVertex(); // polygon.LastVertex()==NULL for 1 vertex in wire
1659 if ( !polygon.IsDone() )
1660 throw SALOME_Exception("BLSURFPlugin_BLSURF: BRepBuilderAPI_MakePolygon failed");
1661 TopoDS_Wire wire = polygon;
1663 wire = updateSeam( wire, origNodes );
1664 newFace.Add( wire );
1666 _proxyFace = newFace;
1668 // set a new shape to mesh
1669 TopoDS_Compound auxCompoundToMesh;
1670 BRep_Builder shapeBuilder;
1671 shapeBuilder.MakeCompound( auxCompoundToMesh );
1672 shapeBuilder.Add( auxCompoundToMesh, _proxyFace );
1673 shapeBuilder.Add( auxCompoundToMesh, origMesh->GetShapeToMesh() );
1675 ShapeToMesh( auxCompoundToMesh );
1678 // Make input mesh for MG-CADSurf: segments on EDGE's of newFace
1680 // make nodes and fill in _tmp2origNN
1682 SMESHDS_Mesh* tmpMeshDS = GetMeshDS();
1683 for ( size_t i = 0; i < origNodes.size(); ++i )
1685 GetSubMesh( tmpVertex[i] )->ComputeStateEngine( SMESH_subMesh::COMPUTE );
1686 if ( const SMDS_MeshNode* tmpN = SMESH_Algo::VertexNode( tmpVertex[i], tmpMeshDS ))
1687 _tmp2origNN.insert( _tmp2origNN.end(), make_pair( tmpN, origNodes[i] ));
1688 // else -- it can be a seam vertex replaced by updateSeam()
1689 // throw SALOME_Exception("BLSURFPlugin_BLSURF: a proxy vertex not meshed");
1693 TopoDS_Vertex v1, v2;
1694 for ( TopExp_Explorer edge( _proxyFace, TopAbs_EDGE ); edge.More(); edge.Next() )
1696 const TopoDS_Edge& E = TopoDS::Edge( edge.Current() );
1697 TopExp::Vertices( E, v1, v2 );
1698 const SMDS_MeshNode* n1 = SMESH_Algo::VertexNode( v1, tmpMeshDS );
1699 const SMDS_MeshNode* n2 = SMESH_Algo::VertexNode( v2, tmpMeshDS );
1701 if ( SMDS_MeshElement* seg = tmpMeshDS->AddEdge( n1, n2 ))
1702 tmpMeshDS->SetMeshElementOnShape( seg, E );
1708 //--------------------------------------------------------------------------------
1710 * \brief Add pcurve to the last edge of a wire
1712 //--------------------------------------------------------------------------------
1714 void checkPCurve( BRepBuilderAPI_MakePolygon& wire,
1715 const TopoDS_Face& face,
1717 const uvPtStruct * wirePoints )
1721 TopoDS_Edge edge = wire.Edge();
1722 if ( edge.IsNull() ) return;
1724 if ( BRep_Tool::CurveOnSurface(edge, face, f, l))
1729 gp_XY p1 = wirePoints[ 0 ].UV(), p2 = wirePoints[ 1 ].UV();
1730 Handle(Geom2d_Line) pcurve = new Geom2d_Line( p1, gp_Dir2d( p2 - p1 ));
1731 BRep_Builder().UpdateEdge( edge, Handle(Geom_Curve)(), Precision::Confusion() );
1732 BRep_Builder().UpdateEdge( edge, pcurve, face, Precision::Confusion() );
1733 BRep_Builder().Range( edge, 0, ( p2 - p1 ).Modulus() );
1734 // cout << "n1 = mesh.AddNode( " << p1.X()*10 << ", " << p1.Y() << ", 0 )" << endl
1735 // << "n2 = mesh.AddNode( " << p2.X()*10 << ", " << p2.Y() << ", 0 )" << endl
1736 // << "mesh.AddEdge( [ n1, n2 ] )" << endl;
1739 //--------------------------------------------------------------------------------
1741 * \brief Replace coincident EDGEs with reversed copies.
1743 //--------------------------------------------------------------------------------
1745 TopoDS_Wire updateSeam( const TopoDS_Wire& wire,
1746 const std::vector<const SMDS_MeshNode*>& nodesOfVertices )
1748 BRepBuilderAPI_MakeWire newWire;
1750 typedef NCollection_DataMap<SMESH_TLink, TopoDS_Edge, SMESH_TLink > TSeg2EdgeMap;
1751 TSeg2EdgeMap seg2EdgeMap;
1753 TopoDS_Iterator edgeIt( wire );
1754 for ( int iSeg = 1; edgeIt.More(); edgeIt.Next(), ++iSeg )
1756 SMESH_TLink link( nodesOfVertices[ iSeg-1 ], nodesOfVertices[ iSeg ]);
1757 TopoDS_Edge edge( TopoDS::Edge( edgeIt.Value() ));
1759 TopoDS_Edge* edgeInMap = seg2EdgeMap.Bound( link, edge );
1760 bool isSeam = ( *edgeInMap != edge );
1763 edgeInMap->Reverse();
1766 newWire.Add( edge );
1771 //--------------------------------------------------------------------------------
1773 * \brief Fill in the origMesh with faces computed by MG-CADSurf in this tmp mesh
1775 //--------------------------------------------------------------------------------
1777 void FillInOrigMesh( SMESH_Mesh& origMesh,
1778 const TopoDS_Face& origFace )
1780 SMESH_MesherHelper helper( origMesh );
1781 helper.SetSubShape( origFace );
1782 helper.SetElementsOnShape( true );
1784 SMESH_MesherHelper tmpHelper( *this );
1785 tmpHelper.SetSubShape( _proxyFace );
1787 // iterate over tmp faces and copy them in origMesh
1788 const SMDS_MeshNode* nodes[27];
1789 const SMDS_MeshNode* nullNode = 0;
1791 SMDS_FaceIteratorPtr fIt = GetMeshDS()->facesIterator();
1792 while ( fIt->more() )
1794 const SMDS_MeshElement* f = fIt->next();
1795 SMDS_ElemIteratorPtr nIt = f->nodesIterator();
1797 for ( ; nIt->more(); ++nbN )
1799 const SMDS_MeshNode* n = static_cast<const SMDS_MeshNode*>( nIt->next() );
1800 TN2NMap::iterator n2nIt =
1801 _tmp2origNN.insert( _tmp2origNN.end(), make_pair( n, nullNode ));
1802 if ( !n2nIt->second ) {
1804 gp_XY uv = tmpHelper.GetNodeUV( _proxyFace, n );
1805 n2nIt->second = helper.AddNode( xyz[0], xyz[1], xyz[2], uv.X(), uv.Y() );
1807 nodes[ nbN ] = n2nIt->second;
1810 case 3: helper.AddFace( nodes[0], nodes[1], nodes[2] ); break;
1811 // case 6: helper.AddFace( nodes[0], nodes[1], nodes[2],
1812 // nodes[3], nodes[4], nodes[5]); break;
1813 case 4: helper.AddFace( nodes[0], nodes[1], nodes[2], nodes[3] ); break;
1814 // case 9: helper.AddFace( nodes[0], nodes[1], nodes[2], nodes[3],
1815 // nodes[4], nodes[5], nodes[6], nodes[7], nodes[8]); break;
1816 // case 8: helper.AddFace( nodes[0], nodes[1], nodes[2], nodes[3],
1817 // nodes[4], nodes[5], nodes[6], nodes[7]); break;
1824 * \brief A structure holding an error description and a verbisity level
1826 struct message_cb_user_data
1828 std::string * _error;
1835 status_t curv_fun(real t, real *uv, real *dt, real *dtt, void *user_data);
1836 status_t surf_fun(real *uv, real *xyz, real*du, real *dv,
1837 real *duu, real *duv, real *dvv, void *user_data);
1838 status_t message_cb(message_t *msg, void *user_data);
1839 status_t interrupt_cb(integer *interrupt_status, void *user_data);
1841 //=============================================================================
1845 //=============================================================================
1847 bool BLSURFPlugin_BLSURF::Compute(SMESH_Mesh& aMesh, const TopoDS_Shape& aShape)
1849 // Fix problem with locales
1850 Kernel_Utils::Localizer aLocalizer;
1852 this->SMESH_Algo::_progress = 1e-3; // prevent progress advancment while computing attractors
1854 bool viscousLayersMade =
1855 ( aShape.ShapeType() == TopAbs_FACE &&
1856 StdMeshers_ViscousLayers2D::HasProxyMesh( TopoDS::Face( aShape ), aMesh ));
1858 if ( !viscousLayersMade )
1859 if ( !compute( aMesh, aShape, /*allowSubMeshClearing=*/true ))
1862 if ( _haveViscousLayers || viscousLayersMade )
1864 // Compute viscous layers
1866 TopTools_MapOfShape map;
1867 for (TopExp_Explorer face_iter(aShape,TopAbs_FACE);face_iter.More();face_iter.Next())
1869 const TopoDS_Face& F = TopoDS::Face(face_iter.Current());
1870 if ( !map.Add( F )) continue;
1871 SMESH_ProxyMesh::Ptr viscousMesh = StdMeshers_ViscousLayers2D::Compute( aMesh, F );
1873 return false; // error in StdMeshers_ViscousLayers2D::Compute()
1875 // Compute MG-CADSurf mesh on viscous layers
1877 if ( viscousMesh->NbProxySubMeshes() > 0 )
1880 const TopoDS_Face& proxyFace = tmpMesh.makeProxyFace( viscousMesh, F );
1881 if ( !compute( tmpMesh, proxyFace, /*allowSubMeshClearing=*/false ))
1883 tmpMesh.FillInOrigMesh( aMesh, F );
1887 // Re-compute MG-CADSurf mesh on the rest faces if the mesh was cleared
1889 for (TopExp_Explorer face_iter(aShape,TopAbs_FACE);face_iter.More();face_iter.Next())
1891 const TopoDS_Face& F = TopoDS::Face(face_iter.Current());
1892 SMESH_subMesh* fSM = aMesh.GetSubMesh( F );
1893 if ( fSM->IsMeshComputed() ) continue;
1895 if ( !compute( aMesh, aShape, /*allowSubMeshClearing=*/true ))
1903 //=============================================================================
1907 //=============================================================================
1909 bool BLSURFPlugin_BLSURF::compute(SMESH_Mesh& aMesh,
1910 const TopoDS_Shape& aShape,
1911 bool allowSubMeshClearing)
1913 /* create a distene context (generic object) */
1914 status_t status = STATUS_ERROR;
1916 SMESHDS_Mesh* meshDS = aMesh.GetMeshDS();
1917 SMESH_MesherHelper helper( aMesh ), helperWithShape( aMesh );
1918 myHelper = theHelper = & helperWithShape;
1919 // do not call helper.IsQuadraticSubMesh() because sub-meshes
1920 // may be cleaned and helper.myTLinkNodeMap gets invalid in such a case
1921 bool haveQuadraticSubMesh = helperWithShape.IsQuadraticSubMesh( aShape );
1922 bool quadraticSubMeshAndViscousLayer = false;
1923 bool needMerge = false;
1924 typedef set< SMESHDS_SubMesh*, ShapeTypeCompare > TSubMeshSet;
1925 TSubMeshSet edgeSubmeshes;
1926 TSubMeshSet& mergeSubmeshes = edgeSubmeshes;
1927 double existingPhySize = 0;
1929 TopTools_IndexedMapOfShape pmap, emap, fmap;
1931 TopTools_IndexedDataMapOfShapeListOfShape e2ffmap;
1932 TopExp::MapShapesAndAncestors( aShape, TopAbs_EDGE, TopAbs_FACE, e2ffmap );
1934 // Issue 0019864. On DebianSarge, FE signals do not obey to OSD::SetSignal(false)
1936 feclearexcept( FE_ALL_EXCEPT );
1937 int oldFEFlags = fedisableexcept( FE_ALL_EXCEPT );
1940 context_t *ctx = context_new();
1942 /* Set the message callback in the working context */
1943 message_cb_user_data mcud;
1944 mcud._error = & this->SMESH_Algo::_comment;
1945 mcud._progress = & this->SMESH_Algo::_progress;
1947 _hypothesis ? _hypothesis->GetVerbosity() : BLSURFPlugin_Hypothesis::GetDefaultVerbosity();
1948 context_set_message_callback(ctx, message_cb, &mcud);
1950 /* set the interruption callback */
1951 _compute_canceled = false;
1952 context_set_interrupt_callback(ctx, interrupt_cb, this);
1954 /* create the CAD object we will work on. It is associated to the context ctx. */
1955 cad_t *c = cad_new(ctx);
1956 dcad_t *dcad = dcad_new(c);
1958 // To enable multithreading
1959 cad_set_thread_safety(c, 1);
1961 /* Now fill the CAD object with data from your CAD
1962 * environement. This is the most complex part of a successfull
1968 cadsurf_session_t *css = cadsurf_session_new(ctx);
1970 // an object that correctly deletes all cadsurf objects at destruction
1971 BLSURF_Cleaner cleaner( ctx,css,c,dcad );
1973 SetParameters(_hypothesis, css, aShape);
1975 haveQuadraticSubMesh = haveQuadraticSubMesh || (_hypothesis != NULL && _hypothesis->GetQuadraticMesh());
1976 helper.SetIsQuadratic( haveQuadraticSubMesh );
1978 // To remove as soon as quadratic mesh is allowed - BEGIN
1979 // GDD: Viscous layer is not allowed with quadratic mesh
1980 if (_haveViscousLayers && haveQuadraticSubMesh ) {
1981 quadraticSubMeshAndViscousLayer = true;
1982 _haveViscousLayers = !haveQuadraticSubMesh;
1983 _comment += "Warning: Viscous layer is not possible with a quadratic mesh, it is ignored.";
1984 error(COMPERR_WARNING, _comment);
1986 // To remove as soon as quadratic mesh is allowed - END
1988 // needed to prevent the opencascade memory managmement from freeing things
1989 vector<Handle(Geom2d_Curve)> curves;
1990 vector<Handle(Geom_Surface)> surfaces;
1994 FaceId2PythonSmp.clear();
1995 EdgeId2PythonSmp.clear();
1996 VertexId2PythonSmp.clear();
1998 /****************************************************************************************
2000 *****************************************************************************************/
2002 string bad_end = "return";
2004 TopTools_IndexedMapOfShape _map;
2005 TopExp::MapShapes(aShape,TopAbs_VERTEX,_map);
2006 int ienf = _map.Extent();
2008 assert(Py_IsInitialized());
2009 PyGILState_STATE gstate;
2011 string theSizeMapStr;
2013 for (TopExp_Explorer face_iter(aShape,TopAbs_FACE);face_iter.More();face_iter.Next())
2015 TopoDS_Face f = TopoDS::Face(face_iter.Current());
2017 SMESH_subMesh* fSM = aMesh.GetSubMesh( f );
2018 if ( !fSM->IsEmpty() ) continue; // skip already meshed FACE with viscous layers
2020 // make INTERNAL face oriented FORWARD (issue 0020993)
2021 if (f.Orientation() != TopAbs_FORWARD && f.Orientation() != TopAbs_REVERSED )
2022 f.Orientation(TopAbs_FORWARD);
2024 iface = fmap.Add(f);
2026 surfaces.push_back(BRep_Tool::Surface(f));
2028 /* create an object representing the face for cadsurf */
2029 /* where face_id is an integer identifying the face.
2030 * surf_function is the function that defines the surface
2031 * (For this face, it will be called by cadsurf with your_face_object_ptr
2032 * as last parameter.
2034 cad_face_t *fce = cad_face_new(c, iface, surf_fun, surfaces.back().get());
2036 /* by default a face has no tag (color).
2037 The following call sets it to the same value as the Geom module ID : */
2038 int faceTag = meshDS->ShapeToIndex(f);
2039 faceTag = BLSURFPlugin_Hypothesis::GetHyperPatchTag( faceTag, _hypothesis );
2040 cad_face_set_tag(fce, faceTag);
2042 /* Set face orientation (optional if you want a well oriented output mesh)*/
2043 if(f.Orientation() != TopAbs_FORWARD)
2044 cad_face_set_orientation(fce, CAD_ORIENTATION_REVERSED);
2046 cad_face_set_orientation(fce, CAD_ORIENTATION_FORWARD);
2048 if (HasSizeMapOnFace /*&& !use_precad*/) //22903: use_precad seems not to interfere
2050 // -----------------
2052 // -----------------
2053 faceKey = FacesWithSizeMap.FindIndex(f);
2056 if (FaceId2SizeMap.find(faceKey)!=FaceId2SizeMap.end())
2058 theSizeMapStr = FaceId2SizeMap[faceKey];
2059 // check if function ends with "return"
2060 if (theSizeMapStr.find(bad_end) == (theSizeMapStr.size()-bad_end.size()-1))
2062 // Expr To Python function, verification is performed at validation in GUI
2063 gstate = PyGILState_Ensure();
2064 PyObject * obj = NULL;
2065 obj= PyRun_String(theSizeMapStr.c_str(), Py_file_input, main_dict, NULL);
2067 PyObject * func = NULL;
2068 func = PyObject_GetAttrString(main_mod, "f");
2069 FaceId2PythonSmp[iface]=func;
2070 FaceId2SizeMap.erase(faceKey);
2071 PyGILState_Release(gstate);
2074 // Specific size map = Attractor
2075 std::map<int,std::vector<double> >::iterator attractor_iter = FaceId2AttractorCoords.begin();
2077 for (; attractor_iter != FaceId2AttractorCoords.end(); ++attractor_iter) {
2078 if (attractor_iter->first == faceKey)
2080 double xyzCoords[3] = {attractor_iter->second[2],
2081 attractor_iter->second[3],
2082 attractor_iter->second[4]};
2084 gp_Pnt P(xyzCoords[0],xyzCoords[1],xyzCoords[2]);
2085 BRepClass_FaceClassifier scl(f,P,1e-7);
2086 scl.Perform(f, P, 1e-7);
2087 TopAbs_State result = scl.State();
2088 if ( result == TopAbs_OUT )
2089 MESSAGE("Point is out of face: node is not created");
2090 if ( result == TopAbs_UNKNOWN )
2091 MESSAGE("Point position on face is unknown: node is not created");
2092 if ( result == TopAbs_ON )
2093 MESSAGE("Point is on border of face: node is not created");
2094 if ( result == TopAbs_IN )
2096 // Point is inside face and not on border
2097 double uvCoords[2] = {attractor_iter->second[0],attractor_iter->second[1]};
2099 cad_point_t* point_p = cad_point_new(fce, ienf, uvCoords);
2100 cad_point_set_tag(point_p, ienf);
2102 FaceId2AttractorCoords.erase(faceKey);
2106 // -----------------
2108 // -----------------
2109 TId2ClsAttractorVec::iterator clAttractor_iter = FaceId2ClassAttractor.find(faceKey);
2110 if (clAttractor_iter != FaceId2ClassAttractor.end()){
2111 std::vector< BLSURFPlugin_Attractor* > & attVec = clAttractor_iter->second;
2112 for ( size_t i = 0; i < attVec.size(); ++i )
2113 if ( !attVec[i]->IsMapBuilt() ) {
2114 std::cout<<"Compute " << theNbAttractors-- << "-th attractor" <<std::endl;
2115 attVec[i]->BuildMap();
2117 FaceIndex2ClassAttractor[iface].swap( attVec );
2118 FaceId2ClassAttractor.erase(clAttractor_iter);
2120 } // if (HasSizeMapOnFace && !use_precad)
2122 // ------------------
2123 // Enforced Vertices
2124 // ------------------
2125 faceKey = FacesWithEnforcedVertices.FindIndex(f);
2126 std::map<int,BLSURFPlugin_Hypothesis::TEnfVertexCoordsList >::const_iterator evmIt = FaceId2EnforcedVertexCoords.find(faceKey);
2127 if (evmIt != FaceId2EnforcedVertexCoords.end())
2129 BLSURFPlugin_Hypothesis::TEnfVertexCoordsList evl = evmIt->second;
2130 BLSURFPlugin_Hypothesis::TEnfVertexCoordsList::const_iterator evlIt = evl.begin();
2131 for (; evlIt != evl.end(); ++evlIt)
2133 double uvCoords[2] = { evlIt->at(0), evlIt->at(1) };
2135 cad_point_t* point_p = cad_point_new(fce, ienf, uvCoords);
2137 BLSURFPlugin_Hypothesis::TEnfVertexCoords xyzCoords;
2138 xyzCoords.push_back(evlIt->at(2));
2139 xyzCoords.push_back(evlIt->at(3));
2140 xyzCoords.push_back(evlIt->at(4));
2141 std::map< BLSURFPlugin_Hypothesis::TEnfVertexCoords, BLSURFPlugin_Hypothesis::TEnfVertexList >::const_iterator enfCoordsIt = EnfVertexCoords2EnfVertexList.find(xyzCoords);
2142 if (enfCoordsIt != EnfVertexCoords2EnfVertexList.end() &&
2143 !enfCoordsIt->second.empty() )
2145 // to merge nodes of an INTERNAL vertex belonging to several faces
2146 TopoDS_Vertex v = (*enfCoordsIt->second.begin() )->vertex;
2147 if ( v.IsNull() ) v = (*enfCoordsIt->second.rbegin())->vertex;
2148 if ( !v.IsNull() && meshDS->ShapeToIndex( v ) > 0 )
2150 tag = pmap.Add( v );
2151 SMESH_subMesh* vSM = aMesh.GetSubMesh( v );
2152 vSM->ComputeStateEngine( SMESH_subMesh::COMPUTE );
2153 mergeSubmeshes.insert( vSM->GetSubMeshDS() );
2154 // //if ( tag != pmap.Extent() )
2155 // needMerge = true;
2158 if ( tag == 0 ) tag = ienf;
2159 cad_point_set_tag(point_p, tag);
2161 FaceId2EnforcedVertexCoords.erase(faceKey);
2165 /****************************************************************************************
2167 now create the edges associated to this face
2168 *****************************************************************************************/
2170 for (TopExp_Explorer edge_iter(f,TopAbs_EDGE);edge_iter.More();edge_iter.Next())
2172 TopoDS_Edge e = TopoDS::Edge(edge_iter.Current());
2173 int ic = emap.FindIndex(e);
2178 curves.push_back(BRep_Tool::CurveOnSurface(e, f, tmin, tmax));
2180 if (HasSizeMapOnEdge){
2181 edgeKey = EdgesWithSizeMap.FindIndex(e);
2182 if (EdgeId2SizeMap.find(edgeKey)!=EdgeId2SizeMap.end())
2184 theSizeMapStr = EdgeId2SizeMap[edgeKey];
2185 if (theSizeMapStr.find(bad_end) == (theSizeMapStr.size()-bad_end.size()-1))
2187 // Expr To Python function, verification is performed at validation in GUI
2188 gstate = PyGILState_Ensure();
2189 PyObject * obj = NULL;
2190 obj= PyRun_String(theSizeMapStr.c_str(), Py_file_input, main_dict, NULL);
2192 PyObject * func = NULL;
2193 func = PyObject_GetAttrString(main_mod, "f");
2194 EdgeId2PythonSmp[ic]=func;
2195 EdgeId2SizeMap.erase(edgeKey);
2196 PyGILState_Release(gstate);
2199 /* data of nodes existing on the edge */
2200 StdMeshers_FaceSidePtr nodeData;
2201 SMESH_subMesh* sm = aMesh.GetSubMesh( e );
2202 if ( !sm->IsEmpty() )
2204 // SMESH_subMeshIteratorPtr subsmIt = sm->getDependsOnIterator( /*includeSelf=*/true,
2205 // /*complexFirst=*/false);
2206 // while ( subsmIt->more() )
2207 // edgeSubmeshes.insert( subsmIt->next()->GetSubMeshDS() );
2208 edgeSubmeshes.insert( sm->GetSubMeshDS() );
2210 nodeData.reset( new StdMeshers_FaceSide( f, e, &aMesh, /*isForwrd = */true,
2211 /*ignoreMedium=*/haveQuadraticSubMesh));
2212 if ( nodeData->MissVertexNode() )
2213 return error(COMPERR_BAD_INPUT_MESH,"No node on vertex");
2215 const std::vector<UVPtStruct>& nodeDataVec = nodeData->GetUVPtStruct();
2216 if ( !nodeDataVec.empty() )
2218 if ( Abs( nodeDataVec[0].param - tmin ) > Abs( nodeDataVec.back().param - tmin ))
2220 nodeData->Reverse();
2221 nodeData->GetUVPtStruct(); // nodeData recomputes nodeDataVec
2223 // tmin and tmax can change in case of viscous layer on an adjacent edge
2224 tmin = nodeDataVec.front().param;
2225 tmax = nodeDataVec.back().param;
2227 existingPhySize += nodeData->Length() / ( nodeDataVec.size() - 1 );
2231 cout << "---------------- Invalid nodeData" << endl;
2236 /* attach the edge to the current cadsurf face */
2237 cad_edge_t *edg = cad_edge_new(fce, ic, tmin, tmax, curv_fun, curves.back().get());
2239 /* by default an edge has no tag (color).
2240 The following call sets it to the same value as the edge_id : */
2241 // IMP23368. Do not set tag to an EDGE shared by FACEs of a hyper-patch
2242 bool isInHyperPatch = false;
2244 std::set< int > faceTags, faceIDs;
2245 TopTools_ListIteratorOfListOfShape fIt( e2ffmap.FindFromKey( e ));
2246 for ( ; fIt.More(); fIt.Next() )
2248 int faceTag = meshDS->ShapeToIndex( fIt.Value() );
2249 if ( !faceIDs.insert( faceTag ).second )
2250 continue; // a face encounters twice for a seam edge
2251 int hpTag = BLSURFPlugin_Hypothesis::GetHyperPatchTag( faceTag, _hypothesis );
2252 if ( !faceTags.insert( hpTag ).second )
2254 isInHyperPatch = true;
2259 if ( !isInHyperPatch )
2260 cad_edge_set_tag(edg, ic);
2262 /* by default, an edge does not necessalry appear in the resulting mesh,
2263 unless the following property is set :
2265 cad_edge_set_property(edg, EDGE_PROPERTY_SOFT_REQUIRED);
2267 /* by default an edge is a boundary edge */
2268 if (e.Orientation() == TopAbs_INTERNAL)
2269 cad_edge_set_property(edg, EDGE_PROPERTY_INTERNAL);
2271 // pass existing nodes of sub-meshes to MG-CADSurf
2274 const std::vector<UVPtStruct>& nodeDataVec = nodeData->GetUVPtStruct();
2275 const int nbNodes = nodeDataVec.size();
2277 dcad_edge_discretization_t *dedge;
2278 dcad_get_edge_discretization(dcad, edg, &dedge);
2279 dcad_edge_discretization_set_vertex_count( dedge, nbNodes );
2281 // cout << endl << " EDGE " << ic << endl;
2282 // cout << "tmin = "<<tmin << ", tmax = "<< tmax << endl;
2283 for ( int iN = 0; iN < nbNodes; ++iN )
2285 const UVPtStruct& nData = nodeDataVec[ iN ];
2286 double t = nData.param;
2287 real uv[2] = { nData.u, nData.v };
2288 SMESH_TNodeXYZ nXYZ( nData.node );
2289 // cout << "\tt = " << t
2290 // << "\t uv = ( " << uv[0] << ","<< uv[1] << " ) "
2291 // << "\t u = " << nData.param
2292 // << "\t ID = " << nData.node->GetID() << endl;
2293 dcad_edge_discretization_set_vertex_coordinates( dedge, iN+1, t, uv, nXYZ.ChangeData() );
2295 TopoDS_Shape v = helper.GetSubShapeByNode( nodeDataVec[0].node, meshDS );
2296 if ( !v.IsNull() && v.ShapeType() == TopAbs_VERTEX )
2297 dcad_edge_discretization_set_vertex_tag( dedge, 1, pmap.Add( v ));
2299 v = helper.GetSubShapeByNode( nodeDataVec.back().node, meshDS );
2300 if ( !v.IsNull() && v.ShapeType() == TopAbs_VERTEX )
2301 dcad_edge_discretization_set_vertex_tag( dedge, nbNodes, pmap.Add( v ));
2303 dcad_edge_discretization_set_property(dedge, DISTENE_DCAD_PROPERTY_REQUIRED);
2306 /****************************************************************************************
2308 *****************************************************************************************/
2312 gp_Pnt2d e0 = curves.back()->Value(tmin);
2313 gp_Pnt ee0 = surfaces.back()->Value(e0.X(), e0.Y());
2314 Standard_Real d1=0,d2=0;
2317 for (TopExp_Explorer ex_edge(e ,TopAbs_VERTEX); ex_edge.More(); ex_edge.Next()) {
2318 TopoDS_Vertex v = TopoDS::Vertex(ex_edge.Current());
2322 d1 = ee0.SquareDistance(BRep_Tool::Pnt(v));
2325 d2 = ee0.SquareDistance(BRep_Tool::Pnt(v));
2327 *ip = pmap.FindIndex(v);
2330 // SMESH_subMesh* sm = aMesh.GetSubMesh(v);
2331 // if ( sm->IsMeshComputed() )
2332 // edgeSubmeshes.insert( sm->GetSubMeshDS() );
2335 // std::string aFileName = "fmap_vertex_";
2336 // aFileName.append(val_to_string(*ip));
2337 // aFileName.append(".brep");
2338 // BRepTools::Write(v,aFileName.c_str());
2340 if (HasSizeMapOnVertex){
2341 vertexKey = VerticesWithSizeMap.FindIndex(v);
2342 if (VertexId2SizeMap.find(vertexKey)!=VertexId2SizeMap.end()){
2343 theSizeMapStr = VertexId2SizeMap[vertexKey];
2344 if (theSizeMapStr.find(bad_end) == (theSizeMapStr.size()-bad_end.size()-1))
2346 // Expr To Python function, verification is performed at validation in GUI
2347 gstate = PyGILState_Ensure();
2348 PyObject * obj = NULL;
2349 obj= PyRun_String(theSizeMapStr.c_str(), Py_file_input, main_dict, NULL);
2351 PyObject * func = NULL;
2352 func = PyObject_GetAttrString(main_mod, "f");
2353 VertexId2PythonSmp[*ip]=func;
2354 VertexId2SizeMap.erase(vertexKey); // do not erase if using a vector
2355 PyGILState_Release(gstate);
2360 // should not happen
2361 MESSAGE("An edge does not have 2 extremities.");
2364 // This defines the curves extremity connectivity
2365 cad_edge_set_extremities(edg, ip1, ip2);
2366 /* set the tag (color) to the same value as the extremity id : */
2367 cad_edge_set_extremities_tag(edg, ip1, ip2);
2370 cad_edge_set_extremities(edg, ip2, ip1);
2371 cad_edge_set_extremities_tag(edg, ip2, ip1);
2377 ///////////////////////
2379 ///////////////////////
2381 if (! _preCadFacesIDsPeriodicityVector.empty())
2383 for (std::size_t i=0; i < _preCadFacesIDsPeriodicityVector.size(); i++){
2384 std::vector<int> theFace1_ids = _preCadFacesIDsPeriodicityVector[i].shape1IDs;
2385 std::vector<int> theFace2_ids = _preCadFacesIDsPeriodicityVector[i].shape2IDs;
2386 int* theFace1_ids_c = &theFace1_ids[0];
2387 int* theFace2_ids_c = &theFace2_ids[0];
2388 std::ostringstream o;
2389 o << "_preCadFacesIDsPeriodicityVector[" << i << "] = [";
2390 for (std::size_t j=0; j < theFace1_ids.size(); j++)
2391 o << theFace1_ids[j] << ", ";
2393 for (std::size_t j=0; j < theFace2_ids.size(); j++)
2394 o << theFace2_ids[j] << ", ";
2396 // if ( _hypothesis->GetVerbosity() > _hypothesis->GetDefaultVerbosity() )
2397 // cout << o.str() << endl;
2398 if (_preCadFacesIDsPeriodicityVector[i].theSourceVerticesCoords.empty())
2400 // If no source points, call periodicity without transformation function
2401 meshgems_cad_periodicity_transformation_t periodicity_transformation = NULL;
2402 status = cad_add_face_multiple_periodicity_with_transformation_function(c, theFace1_ids_c, theFace1_ids.size(),
2403 theFace2_ids_c, theFace2_ids.size(), periodicity_transformation, NULL);
2404 if(status != STATUS_OK)
2405 cout << "cad_add_face_multiple_periodicity_with_transformation_function failed with error code " << status << "\n";
2409 // get the transformation vertices
2410 double* theSourceVerticesCoords_c = &_preCadFacesIDsPeriodicityVector[i].theSourceVerticesCoords[0];
2411 double* theTargetVerticesCoords_c = &_preCadFacesIDsPeriodicityVector[i].theTargetVerticesCoords[0];
2412 int nbSourceVertices = _preCadFacesIDsPeriodicityVector[i].theSourceVerticesCoords.size()/3;
2413 int nbTargetVertices = _preCadFacesIDsPeriodicityVector[i].theTargetVerticesCoords.size()/3;
2415 status = cad_add_face_multiple_periodicity_with_transformation_function_by_points(c, theFace1_ids_c, theFace1_ids.size(),
2416 theFace2_ids_c, theFace2_ids.size(), theSourceVerticesCoords_c, nbSourceVertices, theTargetVerticesCoords_c, nbTargetVertices);
2417 if(status != STATUS_OK)
2418 cout << "cad_add_face_multiple_periodicity_with_transformation_function_by_points failed with error code " << status << "\n";
2423 if (! _preCadEdgesIDsPeriodicityVector.empty())
2425 for (std::size_t i=0; i < _preCadEdgesIDsPeriodicityVector.size(); i++){
2426 std::vector<int> theEdge1_ids = _preCadEdgesIDsPeriodicityVector[i].shape1IDs;
2427 std::vector<int> theEdge2_ids = _preCadEdgesIDsPeriodicityVector[i].shape2IDs;
2428 // Use the address of the first element of the vector to initialize the array
2429 int* theEdge1_ids_c = &theEdge1_ids[0];
2430 int* theEdge2_ids_c = &theEdge2_ids[0];
2432 std::ostringstream o;
2433 o << "_preCadEdgesIDsPeriodicityVector[" << i << "] = [";
2434 for (std::size_t j=0; j < theEdge1_ids.size(); j++)
2435 o << theEdge1_ids[j] << ", ";
2437 for (std::size_t j=0; j < theEdge2_ids.size(); j++)
2438 o << theEdge2_ids[j] << ", ";
2440 // if ( _hypothesis->GetVerbosity() > _hypothesis->GetDefaultVerbosity() )
2441 // cout << o.str() << endl;
2443 if (_preCadEdgesIDsPeriodicityVector[i].theSourceVerticesCoords.empty())
2445 // If no source points, call periodicity without transformation function
2446 meshgems_cad_periodicity_transformation_t periodicity_transformation = NULL;
2447 status = cad_add_edge_multiple_periodicity_with_transformation_function(c, theEdge1_ids_c, theEdge1_ids.size(),
2448 theEdge2_ids_c, theEdge2_ids.size(), periodicity_transformation, NULL);
2449 if(status != STATUS_OK)
2450 cout << "cad_add_edge_multiple_periodicity_with_transformation_function failed with error code " << status << "\n";
2454 // get the transformation vertices
2455 double* theSourceVerticesCoords_c = &_preCadEdgesIDsPeriodicityVector[i].theSourceVerticesCoords[0];
2456 double* theTargetVerticesCoords_c = &_preCadEdgesIDsPeriodicityVector[i].theTargetVerticesCoords[0];
2457 int nbSourceVertices = _preCadEdgesIDsPeriodicityVector[i].theSourceVerticesCoords.size()/3;
2458 int nbTargetVertices = _preCadEdgesIDsPeriodicityVector[i].theTargetVerticesCoords.size()/3;
2460 status = cad_add_edge_multiple_periodicity_with_transformation_function_by_points(c, theEdge1_ids_c, theEdge1_ids.size(),
2461 theEdge2_ids_c, theEdge2_ids.size(), theSourceVerticesCoords_c, nbSourceVertices, theTargetVerticesCoords_c, nbTargetVertices);
2462 if(status != STATUS_OK)
2463 cout << "cad_add_edge_multiple_periodicity_with_transformation_function_by_points failed with error code " << status << "\n";
2468 if ( !_hypothesis && !edgeSubmeshes.empty() && existingPhySize != 0 )
2470 // prevent failure due to the default PhySize incompatible with size of existing 1D mesh
2471 // and with face size
2472 // double minFaceSize = existingPhySize / edgeSubmeshes.size();
2473 // for ( int iF = 1; iF <= fmap.Extent(); ++iF )
2476 // BRepBndLib::Add( fmap( iF ), box );
2477 // gp_XYZ delta = box.CornerMax().XYZ() - box.CornerMin().XYZ();
2478 // std::sort( delta.ChangeData(), delta.ChangeData() + 3 );
2479 // minFaceSize = Min( minFaceSize, delta.Coord(2) );
2481 // set_param(css, "global_physical_size", val_to_string( minFaceSize * 0.5 ).c_str());
2482 // set_param(css, "max_size", val_to_string( minFaceSize * 5 ).c_str());
2485 // TODO: be able to use a mesh in input.
2486 // See imsh usage in Products/templates/mg-cadsurf_template_common.cpp
2487 // => cadsurf_set_mesh
2489 // Use the original dcad
2490 cadsurf_set_dcad(css, dcad);
2492 // Use the original cad
2493 cadsurf_set_cad(css, c);
2495 std::cout << std::endl;
2496 std::cout << "Beginning of Surface Mesh generation" << std::endl;
2497 std::cout << std::endl;
2502 status = cadsurf_compute_mesh(css);
2505 catch ( std::exception& exc ) {
2506 _comment += exc.what();
2508 catch (Standard_Failure& ex) {
2509 _comment += ex.DynamicType()->Name();
2510 if ( ex.GetMessageString() && strlen( ex.GetMessageString() )) {
2512 _comment += ex.GetMessageString();
2516 if ( _comment.empty() )
2517 _comment = "Exception in cadsurf_compute_mesh()";
2520 std::cout << std::endl;
2521 std::cout << "End of Surface Mesh generation" << std::endl;
2522 std::cout << std::endl;
2525 cadsurf_get_mesh(css, &msh);
2526 if ( !msh || STATUS_IS_ERROR( status ))
2528 /* release the mesh object */
2529 cadsurf_regain_mesh(css, msh);
2530 return error(_comment);
2533 // Clear mesh from already meshed edges if possible else
2534 // remember that merge is needed
2535 TSubMeshSet::iterator smIt = edgeSubmeshes.begin();
2536 for ( ; smIt != edgeSubmeshes.end(); ++smIt ) // loop on already meshed EDGEs
2538 SMESHDS_SubMesh* smDS = *smIt;
2539 if ( !smDS ) continue;
2540 SMDS_NodeIteratorPtr nIt = smDS->GetNodes();
2543 const SMDS_MeshNode* n = nIt->next();
2544 if ( n->NbInverseElements( SMDSAbs_Face ) > 0 )
2546 needMerge = true; // to correctly sew with viscous mesh
2547 // add existing medium nodes to helper
2548 if ( aMesh.NbEdges( ORDER_QUADRATIC ) > 0 )
2550 SMDS_ElemIteratorPtr edgeIt = smDS->GetElements();
2551 while ( edgeIt->more() )
2552 helper.AddTLinks( static_cast<const SMDS_MeshEdge*>(edgeIt->next()));
2557 if ( allowSubMeshClearing )
2559 SMDS_ElemIteratorPtr eIt = smDS->GetElements();
2560 while ( eIt->more() ) meshDS->RemoveFreeElement( eIt->next(), 0 );
2561 SMDS_NodeIteratorPtr nIt = smDS->GetNodes();
2562 while ( nIt->more() ) meshDS->RemoveFreeNode( nIt->next(), 0 );
2571 std::string GMFFileName = BLSURFPlugin_Hypothesis::GetDefaultGMFFile();
2573 GMFFileName = _hypothesis->GetGMFFile();
2574 if (GMFFileName != "") {
2575 bool asciiFound = (GMFFileName.find(".mesh", GMFFileName.length()-5) != std::string::npos);
2576 bool binaryFound = (GMFFileName.find(".meshb",GMFFileName.length()-6) != std::string::npos);
2577 if (!asciiFound && !binaryFound)
2578 GMFFileName.append(".mesh");
2579 mesh_write_mesh(msh, GMFFileName.c_str());
2582 /* retrieve mesh data (see meshgems/mesh.h) */
2583 integer nv, ne, nt, nq, vtx[4], tag, nb_tag;
2584 integer *evedg, *evtri, *evquad, *tags_buff, type;
2587 mesh_get_vertex_count(msh, &nv);
2588 mesh_get_edge_count(msh, &ne);
2589 mesh_get_triangle_count(msh, &nt);
2590 mesh_get_quadrangle_count(msh, &nq);
2592 evedg = (integer *)mesh_calloc_generic_buffer(msh);
2593 evtri = (integer *)mesh_calloc_generic_buffer(msh);
2594 evquad = (integer *)mesh_calloc_generic_buffer(msh);
2595 tags_buff = (integer*)mesh_calloc_generic_buffer(msh);
2597 std::vector<const SMDS_MeshNode*> nodes(nv+1);
2598 std::vector<bool> tags(nv+1);
2600 /* enumerated vertices */
2601 for(int iv=1;iv<=nv;iv++) {
2602 mesh_get_vertex_coordinates(msh, iv, xyz);
2603 mesh_get_vertex_tag(msh, iv, &tag);
2604 // Issue 0020656. Use vertex coordinates
2606 if ( tag > 0 && tag <= pmap.Extent() ) {
2607 TopoDS_Vertex v = TopoDS::Vertex(pmap(tag));
2608 double tol = BRep_Tool::Tolerance( v );
2609 gp_Pnt p = BRep_Tool::Pnt( v );
2610 if ( p.IsEqual( gp_Pnt( xyz[0], xyz[1], xyz[2]), 1e3*tol))
2611 xyz[0] = p.X(), xyz[1] = p.Y(), xyz[2] = p.Z();
2613 tag = 0; // enforced or attracted vertex
2614 nodes[iv] = SMESH_Algo::VertexNode( v, meshDS );
2617 nodes[iv] = meshDS->AddNode(xyz[0], xyz[1], xyz[2]);
2619 // Create group of enforced vertices if requested
2620 BLSURFPlugin_Hypothesis::TEnfVertexCoords projVertex;
2622 projVertex.push_back((double)xyz[0]);
2623 projVertex.push_back((double)xyz[1]);
2624 projVertex.push_back((double)xyz[2]);
2625 std::map< BLSURFPlugin_Hypothesis::TEnfVertexCoords, BLSURFPlugin_Hypothesis::TEnfVertexList >::const_iterator enfCoordsIt = EnfVertexCoords2EnfVertexList.find(projVertex);
2626 if (enfCoordsIt != EnfVertexCoords2EnfVertexList.end())
2628 BLSURFPlugin_Hypothesis::TEnfVertexList::const_iterator enfListIt = enfCoordsIt->second.begin();
2629 BLSURFPlugin_Hypothesis::TEnfVertex *currentEnfVertex;
2630 for (; enfListIt != enfCoordsIt->second.end(); ++enfListIt) {
2631 currentEnfVertex = (*enfListIt);
2632 if (currentEnfVertex->grpName != "") {
2633 bool groupDone = false;
2634 SMESH_Mesh::GroupIteratorPtr grIt = aMesh.GetGroups();
2635 while (grIt->more()) {
2636 SMESH_Group * group = grIt->next();
2637 if ( !group ) continue;
2638 SMESHDS_GroupBase* groupDS = group->GetGroupDS();
2639 if ( !groupDS ) continue;
2640 if ( groupDS->GetType()==SMDSAbs_Node && currentEnfVertex->grpName.compare(group->GetName())==0) {
2641 SMESHDS_Group* aGroupDS = static_cast<SMESHDS_Group*>( groupDS );
2642 aGroupDS->SMDSGroup().Add(nodes[iv]);
2643 // How can I inform the hypothesis ?
2644 // _hypothesis->AddEnfVertexNodeID(currentEnfVertex->grpName,nodes[iv]->GetID());
2651 SMESH_Group* aGroup = aMesh.AddGroup( SMDSAbs_Node, currentEnfVertex->grpName.c_str() );
2652 aGroup->SetName( currentEnfVertex->grpName.c_str() );
2653 SMESHDS_Group* aGroupDS = static_cast<SMESHDS_Group*>( aGroup->GetGroupDS() );
2654 aGroupDS->SMDSGroup().Add(nodes[iv]);
2658 throw SALOME_Exception(LOCALIZED("An enforced vertex node was not added to a group"));
2661 MESSAGE("Group name is empty: '"<<currentEnfVertex->grpName<<"' => group is not created");
2665 // internal points are tagged to zero
2666 if(tag > 0 && tag <= pmap.Extent() ){
2667 meshDS->SetNodeOnVertex(nodes[iv], TopoDS::Vertex(pmap(tag)));
2674 /* enumerate edges */
2675 for(int it=1;it<=ne;it++) {
2677 mesh_get_edge_vertices(msh, it, vtx);
2678 mesh_get_edge_extra_vertices(msh, it, &type, evedg);
2679 mesh_get_edge_tag(msh, it, &tag);
2681 // If PreCAD performed some cleaning operations (remove tiny edges,
2682 // merge edges ...) an output tag can indeed represent several original tags.
2683 // Get the initial tags corresponding to the output tag and redefine the tag as
2684 // the last of the two initial tags (else the output tag is out of emap and hasn't any meaning)
2685 mesh_get_composite_tag_definition(msh, tag, &nb_tag, tags_buff);
2687 tag=tags_buff[nb_tag-1];
2688 if ( tag < 1 || tag > emap.Extent() )
2690 std::cerr << "MG-CADSurf BUG:::: Edge tag " << tag
2691 << " does not point to a CAD edge (nb edges " << emap.Extent() << ")" << std::endl;
2695 Set_NodeOnEdge(meshDS, nodes[vtx[0]], emap(tag));
2696 tags[vtx[0]] = false;
2699 Set_NodeOnEdge(meshDS, nodes[vtx[1]], emap(tag));
2700 tags[vtx[1]] = false;
2702 if (type == MESHGEMS_MESH_ELEMENT_TYPE_EDGE3) {
2704 if (tags[evedg[0]]) {
2705 Set_NodeOnEdge(meshDS, nodes[evedg[0]], emap(tag));
2706 tags[evedg[0]] = false;
2708 edg = meshDS->AddEdge(nodes[vtx[0]], nodes[vtx[1]], nodes[evedg[0]]);
2711 edg = helper.AddEdge(nodes[vtx[0]], nodes[vtx[1]]);
2713 meshDS->SetMeshElementOnShape(edg, TopoDS::Edge(emap(tag)));
2716 /* enumerate triangles */
2717 for(int it=1;it<=nt;it++) {
2719 mesh_get_triangle_vertices(msh, it, vtx);
2720 mesh_get_triangle_extra_vertices(msh, it, &type, evtri);
2721 mesh_get_triangle_tag(msh, it, &tag);
2723 meshDS->SetNodeOnFace(nodes[vtx[0]], tag);
2724 tags[vtx[0]] = false;
2727 meshDS->SetNodeOnFace(nodes[vtx[1]], tag);
2728 tags[vtx[1]] = false;
2731 meshDS->SetNodeOnFace(nodes[vtx[2]], tag);
2732 tags[vtx[2]] = false;
2734 if (type == MESHGEMS_MESH_ELEMENT_TYPE_TRIA6) {
2735 // QUADRATIC TRIANGLE
2736 if (tags[evtri[0]]) {
2737 meshDS->SetNodeOnFace(nodes[evtri[0]], tag);
2738 tags[evtri[0]] = false;
2740 if (tags[evtri[1]]) {
2741 meshDS->SetNodeOnFace(nodes[evtri[1]], tag);
2742 tags[evtri[1]] = false;
2744 if (tags[evtri[2]]) {
2745 meshDS->SetNodeOnFace(nodes[evtri[2]], tag);
2746 tags[evtri[2]] = false;
2748 tri = meshDS->AddFace(nodes[vtx[0]], nodes[vtx[1]], nodes[vtx[2]],
2749 nodes[evtri[0]], nodes[evtri[1]], nodes[evtri[2]]);
2752 if ( helper.GetIsQuadratic() )
2753 helper.SetSubShape( tag );
2754 tri = helper.AddFace(nodes[vtx[0]], nodes[vtx[1]], nodes[vtx[2]]);
2756 meshDS->SetMeshElementOnShape(tri, tag);
2759 /* enumerate quadrangles */
2760 for(int it=1;it<=nq;it++) {
2761 SMDS_MeshFace* quad;
2762 mesh_get_quadrangle_vertices(msh, it, vtx);
2763 mesh_get_quadrangle_extra_vertices(msh, it, &type, evquad);
2764 mesh_get_quadrangle_tag(msh, it, &tag);
2766 meshDS->SetNodeOnFace(nodes[vtx[0]], tag);
2767 tags[vtx[0]] = false;
2770 meshDS->SetNodeOnFace(nodes[vtx[1]], tag);
2771 tags[vtx[1]] = false;
2774 meshDS->SetNodeOnFace(nodes[vtx[2]], tag);
2775 tags[vtx[2]] = false;
2778 meshDS->SetNodeOnFace(nodes[vtx[3]], tag);
2779 tags[vtx[3]] = false;
2781 if (type == MESHGEMS_MESH_ELEMENT_TYPE_QUAD9) {
2782 // QUADRATIC QUADRANGLE
2783 if (tags[evquad[0]]) {
2784 meshDS->SetNodeOnFace(nodes[evquad[0]], tag);
2785 tags[evquad[0]] = false;
2787 if (tags[evquad[1]]) {
2788 meshDS->SetNodeOnFace(nodes[evquad[1]], tag);
2789 tags[evquad[1]] = false;
2791 if (tags[evquad[2]]) {
2792 meshDS->SetNodeOnFace(nodes[evquad[2]], tag);
2793 tags[evquad[2]] = false;
2795 if (tags[evquad[3]]) {
2796 meshDS->SetNodeOnFace(nodes[evquad[3]], tag);
2797 tags[evquad[3]] = false;
2799 if (tags[evquad[4]]) {
2800 meshDS->SetNodeOnFace(nodes[evquad[4]], tag);
2801 tags[evquad[4]] = false;
2803 quad = meshDS->AddFace(nodes[vtx[0]], nodes[vtx[1]], nodes[vtx[2]], nodes[vtx[3]],
2804 nodes[evquad[0]], nodes[evquad[1]], nodes[evquad[2]], nodes[evquad[3]],
2808 quad = helper.AddFace(nodes[vtx[0]], nodes[vtx[1]], nodes[vtx[2]], nodes[vtx[3]]);
2810 meshDS->SetMeshElementOnShape(quad, tag);
2813 /* release the mesh object, the rest is released by cleaner */
2814 cadsurf_regain_mesh(css, msh);
2817 // Remove free nodes that can appear e.g. if "remove tiny edges"(IPAL53235)
2818 for(int iv=1;iv<=nv;iv++)
2819 if ( nodes[iv] && nodes[iv]->NbInverseElements() == 0 )
2820 meshDS->RemoveFreeNode( nodes[iv], 0, /*fromGroups=*/false );
2823 if ( needMerge ) // sew mesh computed by MG-CADSurf with pre-existing mesh
2825 SMESH_MeshEditor editor( &aMesh );
2826 SMESH_MeshEditor::TListOfListOfNodes nodeGroupsToMerge;
2827 TIDSortedElemSet segementsOnEdge;
2828 TSubMeshSet::iterator smIt;
2829 SMESHDS_SubMesh* smDS;
2831 // merge nodes on EDGE's with ones computed by MG-CADSurf
2832 for ( smIt = mergeSubmeshes.begin(); smIt != mergeSubmeshes.end(); ++smIt )
2834 if (! (smDS = *smIt) ) continue;
2835 getNodeGroupsToMerge( smDS, meshDS->IndexToShape((*smIt)->GetID()), nodeGroupsToMerge );
2837 SMDS_ElemIteratorPtr segIt = smDS->GetElements();
2838 while ( segIt->more() )
2839 segementsOnEdge.insert( segIt->next() );
2842 editor.MergeNodes( nodeGroupsToMerge );
2845 SMESH_MeshEditor::TListOfListOfElementsID equalSegments;
2846 editor.FindEqualElements( segementsOnEdge, equalSegments );
2847 editor.MergeElements( equalSegments );
2849 // remove excess segments created on the boundary of viscous layers
2850 const SMDS_TypeOfPosition onFace = SMDS_TOP_FACE;
2851 for ( int i = 1; i <= emap.Extent(); ++i )
2853 if ( SMESHDS_SubMesh* smDS = meshDS->MeshElements( emap( i )))
2855 SMDS_ElemIteratorPtr segIt = smDS->GetElements();
2856 while ( segIt->more() )
2858 const SMDS_MeshElement* seg = segIt->next();
2859 if ( seg->GetNode(0)->GetPosition()->GetTypeOfPosition() == onFace ||
2860 seg->GetNode(1)->GetPosition()->GetTypeOfPosition() == onFace )
2861 meshDS->RemoveFreeElement( seg, smDS );
2868 // SetIsAlwaysComputed( true ) to sub-meshes of EDGEs w/o mesh
2869 for (int i = 1; i <= emap.Extent(); i++)
2870 if ( SMESH_subMesh* sm = aMesh.GetSubMeshContaining( emap( i )))
2871 sm->SetIsAlwaysComputed( true );
2872 for (int i = 1; i <= pmap.Extent(); i++)
2873 if ( SMESH_subMesh* sm = aMesh.GetSubMeshContaining( pmap( i )))
2874 if ( !sm->IsMeshComputed() )
2875 sm->SetIsAlwaysComputed( true );
2877 // Set error to FACE's w/o elements
2878 SMESH_ComputeErrorName err = COMPERR_ALGO_FAILED;
2879 if ( _comment.empty() && status == STATUS_OK )
2881 err = COMPERR_WARNING;
2882 _comment = "No mesh elements assigned to a face";
2884 bool badFaceFound = false;
2885 for (TopExp_Explorer face_iter(aShape,TopAbs_FACE);face_iter.More();face_iter.Next())
2887 TopoDS_Face f = TopoDS::Face(face_iter.Current());
2888 SMESH_subMesh* sm = aMesh.GetSubMesh( f );
2889 if ( !sm->GetSubMeshDS() || sm->GetSubMeshDS()->NbElements() == 0 )
2891 int faceTag = sm->GetId();
2892 if ( faceTag != BLSURFPlugin_Hypothesis::GetHyperPatchTag( faceTag, _hypothesis ))
2894 // triangles are assigned to the first face of hyper-patch
2895 sm->SetIsAlwaysComputed( true );
2899 sm->GetComputeError().reset( new SMESH_ComputeError( err, _comment, this ));
2900 badFaceFound = true;
2904 if ( err == COMPERR_WARNING )
2908 if ( status != STATUS_OK && !badFaceFound ) {
2912 // Issue 0019864. On DebianSarge, FE signals do not obey to OSD::SetSignal(false)
2914 if ( oldFEFlags > 0 )
2915 feenableexcept( oldFEFlags );
2916 feclearexcept( FE_ALL_EXCEPT );
2920 std::cout << "FacesWithSizeMap" << std::endl;
2921 FacesWithSizeMap.Statistics(std::cout);
2922 std::cout << "EdgesWithSizeMap" << std::endl;
2923 EdgesWithSizeMap.Statistics(std::cout);
2924 std::cout << "VerticesWithSizeMap" << std::endl;
2925 VerticesWithSizeMap.Statistics(std::cout);
2926 std::cout << "FacesWithEnforcedVertices" << std::endl;
2927 FacesWithEnforcedVertices.Statistics(std::cout);
2930 return ( status == STATUS_OK && !quadraticSubMeshAndViscousLayer );
2933 //================================================================================
2935 * \brief Compute a mesh basing on discrete CAD description
2937 //================================================================================
2939 bool BLSURFPlugin_BLSURF::Compute(SMESH_Mesh & aMesh, SMESH_MesherHelper* aHelper)
2941 if ( aMesh.NbFaces() == 0 )
2942 return error( COMPERR_BAD_INPUT_MESH, "2D elements are missing" );
2944 context_t *ctx = context_new();
2945 if (!ctx) return error("Pb in context_new()");
2947 BLSURF_Cleaner cleaner( ctx );
2949 message_cb_user_data mcud;
2950 mcud._error = & this->SMESH_Algo::_comment;
2951 mcud._progress = & this->SMESH_Algo::_progress;
2953 _hypothesis ? _hypothesis->GetVerbosity() : BLSURFPlugin_Hypothesis::GetDefaultVerbosity();
2954 meshgems_status_t ret = context_set_message_callback(ctx, message_cb, &mcud);
2955 if (ret != STATUS_OK) return error("Pb. in context_set_message_callback() ");
2957 cadsurf_session_t * css = cadsurf_session_new(ctx);
2958 if(!css) return error( "Pb. in cadsurf_session_new() " );
2962 // Fill an input mesh
2964 mesh_t * msh = meshgems_mesh_new_in_memory( ctx );
2965 if ( !msh ) return error("Pb. in meshgems_mesh_new_in_memory()");
2967 // mark nodes used by 2D elements
2968 SMESHDS_Mesh* meshDS = aMesh.GetMeshDS();
2969 SMDS_NodeIteratorPtr nodeIt = meshDS->nodesIterator();
2970 while ( nodeIt->more() )
2972 const SMDS_MeshNode* n = nodeIt->next();
2973 n->setIsMarked( n->NbInverseElements( SMDSAbs_Face ));
2975 meshgems_mesh_set_vertex_count( msh, meshDS->NbNodes() );
2977 // set node coordinates
2978 if ( meshDS->NbNodes() != meshDS->MaxNodeID() )
2980 meshDS->CompactMesh();
2983 nodeIt = meshDS->nodesIterator();
2985 for ( i = 1; nodeIt->more(); ++i )
2987 nXYZ.Set( nodeIt->next() );
2988 meshgems_mesh_set_vertex_coordinates( msh, i, nXYZ.ChangeData() );
2991 // set nodes of faces
2992 meshgems_mesh_set_triangle_count ( msh, meshDS->GetMeshInfo().NbTriangles() );
2993 meshgems_mesh_set_quadrangle_count( msh, meshDS->GetMeshInfo().NbQuadrangles() );
2994 meshgems_integer nodeIDs[4];
2995 meshgems_integer iT = 1, iQ = 1;
2996 SMDS_FaceIteratorPtr faceIt = meshDS->facesIterator();
2997 while ( faceIt->more() )
2999 const SMDS_MeshElement* face = faceIt->next();
3000 meshgems_integer nbNodes = face->NbCornerNodes();
3001 if ( nbNodes > 4 || face->IsPoly() ) continue;
3003 for ( i = 0; i < nbNodes; ++i )
3004 nodeIDs[i] = face->GetNode( i )->GetID();
3006 meshgems_mesh_set_triangle_vertices ( msh, iT++, nodeIDs );
3008 meshgems_mesh_set_quadrangle_vertices( msh, iQ++, nodeIDs );
3011 ret = cadsurf_set_mesh(css, msh);
3012 if ( ret != STATUS_OK ) return error("Pb in cadsurf_set_mesh()");
3017 SetParameters(_hypothesis, css, aMesh.GetShapeToMesh() );
3019 ret = cadsurf_compute_mesh(css);
3020 if ( ret != STATUS_OK ) return false;
3023 cadsurf_get_mesh(css, &omsh);
3024 if ( !omsh ) return error( "Pb. in cadsurf_get_mesh()" );
3027 // Update SALOME mesh
3029 // remove quadrangles and triangles
3030 for ( faceIt = meshDS->facesIterator(); faceIt->more(); )
3032 const SMDS_MeshElement* face = faceIt->next();
3033 if ( !face->IsPoly() )
3034 meshDS->RemoveFreeElement( face, /*sm=*/0, /*fromGroups=*/true );
3036 // remove edges that bound the just removed faces
3037 for ( SMDS_EdgeIteratorPtr edgeIt = meshDS->edgesIterator(); edgeIt->more(); )
3039 const SMDS_MeshElement* edge = edgeIt->next();
3040 const SMDS_MeshNode* n0 = edge->GetNode(0);
3041 const SMDS_MeshNode* n1 = edge->GetNode(1);
3042 if ( n0->isMarked() &&
3044 n0->NbInverseElements( SMDSAbs_Volume ) == 0 &&
3045 n1->NbInverseElements( SMDSAbs_Volume ) == 0 )
3046 meshDS->RemoveFreeElement( edge, /*sm=*/0, /*fromGroups=*/true );
3048 // remove nodes that just became free
3049 for ( nodeIt = meshDS->nodesIterator(); nodeIt->more(); )
3051 const SMDS_MeshNode* n = nodeIt->next();
3052 if ( n->isMarked() && n->NbInverseElements() == 0 )
3053 meshDS->RemoveFreeNode( n, /*sm=*/0, /*fromGroups=*/true );
3057 meshgems_integer nbvtx = 0, nodeID;
3058 meshgems_mesh_get_vertex_count( omsh, &nbvtx );
3059 meshgems_real xyz[3];
3060 for ( i = 1; i <= nbvtx; ++i )
3062 meshgems_mesh_get_vertex_coordinates( omsh, i, xyz );
3063 SMDS_MeshNode* n = meshDS->AddNode( xyz[0], xyz[1], xyz[2] );
3064 nodeID = n->GetID();
3065 meshgems_mesh_set_vertex_tag( omsh, i, &nodeID ); // save mapping of IDs in MG and SALOME meshes
3069 meshgems_integer nbtri = 0;
3070 meshgems_mesh_get_triangle_count( omsh, &nbtri );
3071 const SMDS_MeshNode* nodes[4];
3072 for ( i = 1; i <= nbtri; ++i )
3074 meshgems_mesh_get_triangle_vertices( omsh, i, nodeIDs );
3075 for ( int j = 0; j < 3; ++j )
3077 meshgems_mesh_get_vertex_tag( omsh, nodeIDs[j], &nodeID );
3078 nodes[j] = meshDS->FindNode( nodeID );
3080 meshDS->AddFace( nodes[0], nodes[1], nodes[2] );
3084 meshgems_integer nbquad = 0;
3085 meshgems_mesh_get_quadrangle_count( omsh, &nbquad );
3086 for ( i = 1; i <= nbquad; ++i )
3088 meshgems_mesh_get_quadrangle_vertices( omsh, i, nodeIDs );
3089 for ( int j = 0; j < 4; ++j )
3091 meshgems_mesh_get_vertex_tag( omsh, nodeIDs[j], &nodeID );
3092 nodes[j] = meshDS->FindNode( nodeID );
3094 meshDS->AddFace( nodes[0], nodes[1], nodes[2], nodes[3] );
3099 std::string GMFFileName = _hypothesis->GetGMFFile();
3100 if ( !GMFFileName.empty() )
3102 bool asciiFound = (GMFFileName.find(".mesh", GMFFileName.size()-5) != std::string::npos);
3103 bool binaryFound = (GMFFileName.find(".meshb",GMFFileName.size()-6) != std::string::npos);
3104 if ( !asciiFound && !binaryFound )
3105 GMFFileName.append(".mesh");
3106 mesh_write_mesh(msh, GMFFileName.c_str());
3110 cadsurf_regain_mesh(css, omsh);
3112 // as we don't assign the new triangles to a shape (the pseudo-shape),
3113 // we mark the shape as always computed to avoid the error messages
3114 // that no elements assigned to the shape
3115 aMesh.GetSubMesh( aHelper->GetSubShape() )->SetIsAlwaysComputed( true );
3120 //================================================================================
3122 * \brief Terminates computation
3124 //================================================================================
3126 void BLSURFPlugin_BLSURF::CancelCompute()
3128 _compute_canceled = true;
3131 //=============================================================================
3135 //=============================================================================
3137 void BLSURFPlugin_BLSURF::Set_NodeOnEdge(SMESHDS_Mesh* meshDS,
3138 const SMDS_MeshNode* node,
3139 const TopoDS_Shape& ed)
3141 const TopoDS_Edge edge = TopoDS::Edge(ed);
3143 gp_Pnt pnt(node->X(), node->Y(), node->Z());
3145 Standard_Real p0 = 0.0;
3146 Standard_Real p1 = 1.0;
3147 TopLoc_Location loc;
3148 Handle(Geom_Curve) curve = BRep_Tool::Curve(edge, loc, p0, p1);
3149 if ( curve.IsNull() )
3151 // issue 22499. Node at a sphere apex
3152 meshDS->SetNodeOnEdge(node, edge, p0);
3156 if ( !loc.IsIdentity() ) pnt.Transform( loc.Transformation().Inverted() );
3157 GeomAPI_ProjectPointOnCurve proj(pnt, curve, p0, p1);
3160 if ( proj.NbPoints() > 0 )
3162 pa = (double)proj.LowerDistanceParameter();
3163 // Issue 0020656. Move node if it is too far from edge
3164 gp_Pnt curve_pnt = curve->Value( pa );
3165 double dist2 = pnt.SquareDistance( curve_pnt );
3166 double tol = BRep_Tool::Tolerance( edge );
3167 if ( 1e-14 < dist2 && dist2 <= 1000*tol ) // large enough and within tolerance
3169 curve_pnt.Transform( loc );
3170 meshDS->MoveNode( node, curve_pnt.X(), curve_pnt.Y(), curve_pnt.Z() );
3174 meshDS->SetNodeOnEdge(node, edge, pa);
3177 /* Curve definition function See cad_curv_t in file meshgems/cad.h for
3179 * NOTE : if when your CAD systems evaluates second
3180 * order derivatives it also computes first order derivatives and
3181 * function evaluation, you can optimize this example by making only
3182 * one CAD call and filling the necessary uv, dt, dtt arrays.
3184 status_t curv_fun(real t, real *uv, real *dt, real *dtt, void *user_data)
3186 /* t is given. It contains the t (time) 1D parametric coordintaes
3187 of the point PreCAD/MG-CADSurf is querying on the curve */
3189 /* user_data identifies the edge PreCAD/MG-CADSurf is querying
3190 * (see cad_edge_new later in this example) */
3191 const Geom2d_Curve*pargeo = (const Geom2d_Curve*) user_data;
3194 /* MG-CADSurf is querying the function evaluation */
3197 uv[0]=P.X(); uv[1]=P.Y();
3201 /* query for the first order derivatives */
3204 dt[0]=V1.X(); dt[1]=V1.Y();
3208 /* query for the second order derivatives */
3211 dtt[0]=V2.X(); dtt[1]=V2.Y();
3217 /* Surface definition function.
3218 * See cad_surf_t in file meshgems/cad.h for more information.
3219 * NOTE : if when your CAD systems evaluates second order derivatives it also
3220 * computes first order derivatives and function evaluation, you can optimize
3221 * this example by making only one CAD call and filling the necessary xyz, du, dv, etc..
3224 status_t surf_fun(real *uv, real *xyz, real*du, real *dv,
3225 real *duu, real *duv, real *dvv, void *user_data)
3227 /* uv[2] is given. It contains the u,v coordinates of the point
3228 * PreCAD/MG-CADSurf is querying on the surface */
3230 /* user_data identifies the face PreCAD/MG-CADSurf is querying (see
3231 * cad_face_new later in this example)*/
3232 const Geom_Surface* geometry = (const Geom_Surface*) user_data;
3236 P=geometry->Value(uv[0],uv[1]); // S.D0(U,V,P);
3237 xyz[0]=P.X(); xyz[1]=P.Y(); xyz[2]=P.Z();
3244 geometry->D1(uv[0],uv[1],P,D1U,D1V);
3245 du[0]=D1U.X(); du[1]=D1U.Y(); du[2]=D1U.Z();
3246 dv[0]=D1V.X(); dv[1]=D1V.Y(); dv[2]=D1V.Z();
3249 if(duu && duv && dvv){
3253 gp_Vec D2U,D2V,D2UV;
3255 geometry->D2(uv[0],uv[1],P,D1U,D1V,D2U,D2V,D2UV);
3256 duu[0]=D2U.X(); duu[1]=D2U.Y(); duu[2]=D2U.Z();
3257 duv[0]=D2UV.X(); duv[1]=D2UV.Y(); duv[2]=D2UV.Z();
3258 dvv[0]=D2V.X(); dvv[1]=D2V.Y(); dvv[2]=D2V.Z();
3265 status_t size_on_surface(integer face_id, real *uv, real *size, void *user_data)
3267 TId2ClsAttractorVec::iterator f2attVec;
3268 if (FaceId2PythonSmp.count(face_id) != 0) {
3269 assert(Py_IsInitialized());
3270 PyGILState_STATE gstate;
3271 gstate = PyGILState_Ensure();
3272 PyObject* pyresult = PyObject_CallFunction(FaceId2PythonSmp[face_id],(char*)"(f,f)",uv[0],uv[1]);
3274 if ( pyresult != NULL) {
3275 result = PyFloat_AsDouble(pyresult);
3276 Py_DECREF(pyresult);
3281 string err_description="";
3282 PyObject* new_stderr = newPyStdOut(err_description);
3283 PyObject* old_stderr = PySys_GetObject((char*)"stderr");
3284 Py_INCREF(old_stderr);
3285 PySys_SetObject((char*)"stderr", new_stderr);
3287 PySys_SetObject((char*)"stderr", old_stderr);
3288 Py_DECREF(new_stderr);
3289 MESSAGE("Can't evaluate f(" << uv[0] << "," << uv[1] << ")" << " error is " << err_description);
3290 result = *((real*)user_data);
3293 PyGILState_Release(gstate);
3295 else if (( f2attVec = FaceIndex2ClassAttractor.find(face_id)) != FaceIndex2ClassAttractor.end() && !f2attVec->second.empty())
3299 std::vector< BLSURFPlugin_Attractor* > & attVec = f2attVec->second;
3300 for ( size_t i = 0; i < attVec.size(); ++i )
3302 //result += attVec[i]->GetSize(uv[0],uv[1]);
3303 result = Min( result, attVec[i]->GetSize(uv[0],uv[1]));
3305 //*size = result / attVec.size(); // mean of sizes defined by all attractors
3309 *size = *((real*)user_data);
3311 // std::cout << "Size_on_surface sur la face " << face_id << " donne une size de: " << *size << std::endl;
3315 status_t size_on_edge(integer edge_id, real t, real *size, void *user_data)
3317 if (EdgeId2PythonSmp.count(edge_id) != 0){
3318 assert(Py_IsInitialized());
3319 PyGILState_STATE gstate;
3320 gstate = PyGILState_Ensure();
3321 PyObject* pyresult = PyObject_CallFunction(EdgeId2PythonSmp[edge_id],(char*)"(f)",t);
3323 if ( pyresult != NULL) {
3324 result = PyFloat_AsDouble(pyresult);
3325 Py_DECREF(pyresult);
3330 string err_description="";
3331 PyObject* new_stderr = newPyStdOut(err_description);
3332 PyObject* old_stderr = PySys_GetObject((char*)"stderr");
3333 Py_INCREF(old_stderr);
3334 PySys_SetObject((char*)"stderr", new_stderr);
3336 PySys_SetObject((char*)"stderr", old_stderr);
3337 Py_DECREF(new_stderr);
3338 MESSAGE("Can't evaluate f(" << t << ")" << " error is " << err_description);
3339 result = *((real*)user_data);
3342 PyGILState_Release(gstate);
3345 *size = *((real*)user_data);
3350 status_t size_on_vertex(integer point_id, real *size, void *user_data)
3352 if (VertexId2PythonSmp.count(point_id) != 0){
3353 assert(Py_IsInitialized());
3354 PyGILState_STATE gstate;
3355 gstate = PyGILState_Ensure();
3356 PyObject* pyresult = PyObject_CallFunction(VertexId2PythonSmp[point_id],(char*)"");
3358 if ( pyresult != NULL) {
3359 result = PyFloat_AsDouble(pyresult);
3360 Py_DECREF(pyresult);
3365 string err_description="";
3366 PyObject* new_stderr = newPyStdOut(err_description);
3367 PyObject* old_stderr = PySys_GetObject((char*)"stderr");
3368 Py_INCREF(old_stderr);
3369 PySys_SetObject((char*)"stderr", new_stderr);
3371 PySys_SetObject((char*)"stderr", old_stderr);
3372 Py_DECREF(new_stderr);
3373 MESSAGE("Can't evaluate f()" << " error is " << err_description);
3374 result = *((real*)user_data);
3377 PyGILState_Release(gstate);
3380 *size = *((real*)user_data);
3386 * The following function will be called for PreCAD/MG-CADSurf message
3387 * printing. See context_set_message_callback (later in this
3388 * template) for how to set user_data.
3390 status_t message_cb(message_t *msg, void *user_data)
3392 integer errnumber = 0;
3394 message_get_number(msg, &errnumber);
3395 message_get_description(msg, &desc);
3397 message_cb_user_data * mcud = (message_cb_user_data*)user_data;
3398 // Get all the error message and some warning messages related to license and periodicity
3399 if ( errnumber < 0 ||
3400 err.find("license" ) != string::npos ||
3401 err.find("periodicity") != string::npos )
3403 // remove ^A from the tail
3404 int len = strlen( desc );
3405 while (len > 0 && desc[len-1] != '\n')
3407 mcud->_error->append( desc, len );
3410 if ( errnumber == 3009001 )
3411 * mcud->_progress = atof( desc + 11 ) / 100.;
3412 if ( mcud->_verbosity > 0 )
3413 std::cout << desc << std::endl;
3418 /* This is the interrupt callback. PreCAD/MG-CADSurf will call this
3419 * function regularily. See the file meshgems/interrupt.h
3421 status_t interrupt_cb(integer *interrupt_status, void *user_data)
3423 integer you_want_to_continue = 1;
3424 BLSURFPlugin_BLSURF* tmp = (BLSURFPlugin_BLSURF*)user_data;
3425 you_want_to_continue = !tmp->computeCanceled();
3427 if(you_want_to_continue)
3429 *interrupt_status = INTERRUPT_CONTINUE;
3432 else /* you want to stop MG-CADSurf */
3434 *interrupt_status = INTERRUPT_STOP;
3435 return STATUS_ERROR;
3439 //=============================================================================
3443 //=============================================================================
3444 bool BLSURFPlugin_BLSURF::Evaluate(SMESH_Mesh& aMesh,
3445 const TopoDS_Shape& aShape,
3446 MapShapeNbElems& aResMap)
3448 double diagonal = aMesh.GetShapeDiagonalSize();
3449 double bbSegmentation = _gen->GetBoundaryBoxSegmentation();
3450 int _physicalMesh = BLSURFPlugin_Hypothesis::GetDefaultPhysicalMesh();
3451 double _phySize = BLSURFPlugin_Hypothesis::GetDefaultPhySize(diagonal, bbSegmentation);
3452 bool _phySizeRel = BLSURFPlugin_Hypothesis::GetDefaultPhySizeRel();
3453 //int _geometricMesh = BLSURFPlugin_Hypothesis::GetDefaultGeometricMesh();
3454 double _angleMesh = BLSURFPlugin_Hypothesis::GetDefaultAngleMesh();
3455 BLSURFPlugin_Hypothesis::ElementType _elementType = BLSURFPlugin_Hypothesis::GetDefaultElementType();
3457 _physicalMesh = (int) _hypothesis->GetPhysicalMesh();
3458 _phySizeRel = _hypothesis->IsPhySizeRel();
3459 if ( _hypothesis->GetPhySize() > 0)
3460 _phySize = _phySizeRel ? diagonal*_hypothesis->GetPhySize() : _hypothesis->GetPhySize();
3461 //_geometricMesh = (int) hyp->GetGeometricMesh();
3462 if (_hypothesis->GetAngleMesh() > 0)
3463 _angleMesh = _hypothesis->GetAngleMesh();
3464 _elementType = _hypothesis->GetElementType();
3466 //0020968: EDF1545 SMESH: Problem in the creation of a mesh group on geometry
3467 // GetDefaultPhySize() sometimes leads to computation failure
3468 _phySize = aMesh.GetShapeDiagonalSize() / _gen->GetBoundaryBoxSegmentation();
3471 bool IsQuadratic = _quadraticMesh;
3476 TopTools_DataMapOfShapeInteger EdgesMap;
3477 double fullLen = 0.0;
3478 double fullNbSeg = 0;
3479 for (TopExp_Explorer exp(aShape, TopAbs_EDGE); exp.More(); exp.Next()) {
3480 TopoDS_Edge E = TopoDS::Edge( exp.Current() );
3481 if( EdgesMap.IsBound(E) )
3483 SMESH_subMesh *sm = aMesh.GetSubMesh(E);
3484 double aLen = SMESH_Algo::EdgeLength(E);
3487 if(_physicalMesh==1) {
3488 nb1d = (int)( aLen/_phySize + 1 );
3493 Handle(Geom_Curve) C = BRep_Tool::Curve(E,f,l);
3494 double fullAng = 0.0;
3495 double dp = (l-f)/200;
3500 for(int j=2; j<=200; j++) {
3503 fullAng += fabs(V1.Angle(V2));
3507 nb1d = (int)( fullAng/_angleMesh + 1 );
3510 std::vector<int> aVec(SMDSEntity_Last);
3511 for(int i=SMDSEntity_Node; i<SMDSEntity_Last; i++) aVec[i]=0;
3512 if( IsQuadratic > 0 ) {
3513 aVec[SMDSEntity_Node] = 2*nb1d - 1;
3514 aVec[SMDSEntity_Quad_Edge] = nb1d;
3517 aVec[SMDSEntity_Node] = nb1d - 1;
3518 aVec[SMDSEntity_Edge] = nb1d;
3520 aResMap.insert(std::make_pair(sm,aVec));
3521 EdgesMap.Bind(E,nb1d);
3523 double ELen = fullLen/fullNbSeg;
3527 // try to evaluate as in MEFISTO
3528 for (TopExp_Explorer exp(aShape, TopAbs_FACE); exp.More(); exp.Next()) {
3529 TopoDS_Face F = TopoDS::Face( exp.Current() );
3530 SMESH_subMesh *sm = aMesh.GetSubMesh(F);
3532 BRepGProp::SurfaceProperties(F,G);
3533 double anArea = G.Mass();
3535 std::vector<int> nb1dVec;
3536 for (TopExp_Explorer exp1(F,TopAbs_EDGE); exp1.More(); exp1.Next()) {
3537 int nbSeg = EdgesMap.Find(exp1.Current());
3539 nb1dVec.push_back( nbSeg );
3542 int nbTria = (int) ( anArea/( ELen*ELen*sqrt(3.) / 4 ) );
3543 int nbNodes = (int) ( ( nbTria*3 - (nb1d-1)*2 ) / 6 + 1 );
3544 if ( _elementType != BLSURFPlugin_Hypothesis::Quadrangles )
3546 if ( nb1dVec.size() == 4 ) // quadrangle geom face
3548 int n1 = nb1dVec[0], n2 = nb1dVec[ nb1dVec[1] == nb1dVec[0] ? 2 : 1 ];
3550 nbNodes = (n1 + 1) * (n2 + 1);
3555 nbTria = nbQuad = nbTria / 3 + 1;
3558 std::vector<int> aVec(SMDSEntity_Last,0);
3560 int nb1d_in = (nbTria*3 - nb1d) / 2;
3561 aVec[SMDSEntity_Node] = nbNodes + nb1d_in;
3562 aVec[SMDSEntity_Quad_Triangle] = nbTria;
3563 aVec[SMDSEntity_Quad_Quadrangle] = nbQuad;
3566 aVec[SMDSEntity_Node] = nbNodes;
3567 aVec[SMDSEntity_Triangle] = nbTria;
3568 aVec[SMDSEntity_Quadrangle] = nbQuad;
3570 aResMap.insert(std::make_pair(sm,aVec));
3577 BRepGProp::VolumeProperties(aShape,G);
3578 double aVolume = G.Mass();
3579 double tetrVol = 0.1179*ELen*ELen*ELen;
3580 int nbVols = int(aVolume/tetrVol);
3581 int nb1d_in = int(( nbVols*6 - fullNbSeg ) / 6 );
3582 std::vector<int> aVec(SMDSEntity_Last);
3583 for(int i=SMDSEntity_Node; i<SMDSEntity_Last; i++) aVec[i]=0;
3585 aVec[SMDSEntity_Node] = nb1d_in/3 + 1 + nb1d_in;
3586 aVec[SMDSEntity_Quad_Tetra] = nbVols;
3589 aVec[SMDSEntity_Node] = nb1d_in/3 + 1;
3590 aVec[SMDSEntity_Tetra] = nbVols;
3592 SMESH_subMesh *sm = aMesh.GetSubMesh(aShape);
3593 aResMap.insert(std::make_pair(sm,aVec));