1 // Copyright (C) 2007-2015 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>
34 #include <meshgems/precad.h>
37 #include <structmember.h>
40 #include <Basics_Utils.hxx>
41 #include <Basics_OCCTVersion.hxx>
43 #include <SMDS_EdgePosition.hxx>
44 #include <SMESHDS_Group.hxx>
45 #include <SMESH_Gen.hxx>
46 #include <SMESH_Group.hxx>
47 #include <SMESH_Mesh.hxx>
48 #include <SMESH_MeshEditor.hxx>
49 #include <SMESH_MesherHelper.hxx>
50 #include <StdMeshers_FaceSide.hxx>
51 #include <StdMeshers_ViscousLayers2D.hxx>
52 #include <SMESH_File.hxx>
54 #include <utilities.h>
62 // OPENCASCADE includes
63 #include <BRepBuilderAPI_MakeFace.hxx>
64 #include <BRepBuilderAPI_MakePolygon.hxx>
65 //#include <BRepBuilderAPI_MakeVertex.hxx>
66 #include <BRepGProp.hxx>
67 #include <BRepTools.hxx>
68 #include <BRep_Builder.hxx>
69 #include <BRep_Tool.hxx>
70 #include <GProp_GProps.hxx>
71 #include <Geom2d_Curve.hxx>
72 #include <GeomAPI_ProjectPointOnCurve.hxx>
73 #include <GeomAPI_ProjectPointOnSurf.hxx>
74 #include <Geom_Curve.hxx>
75 #include <Geom_Surface.hxx>
76 #include <NCollection_Map.hxx>
77 #include <Standard_ErrorHandler.hxx>
79 #include <TopExp_Explorer.hxx>
80 #include <TopTools_DataMapOfShapeInteger.hxx>
81 #include <TopTools_IndexedMapOfShape.hxx>
82 #include <TopTools_MapOfShape.hxx>
84 #include <TopoDS_Compound.hxx>
85 #include <TopoDS_Edge.hxx>
86 #include <TopoDS_Face.hxx>
87 #include <TopoDS_Shape.hxx>
88 #include <TopoDS_Vertex.hxx>
89 #include <TopoDS_Wire.hxx>
91 #include <gp_Pnt2d.hxx>
99 /* ==================================
100 * =========== PYTHON ==============
101 * ==================================*/
110 PyStdOut_dealloc(PyStdOut *self)
116 PyStdOut_write(PyStdOut *self, PyObject *args)
120 if (!PyArg_ParseTuple(args, "t#:write",&c, &l))
124 *(self->out)=*(self->out)+c;
130 static PyMethodDef PyStdOut_methods[] = {
131 {"write", (PyCFunction)PyStdOut_write, METH_VARARGS,
132 PyDoc_STR("write(string) -> None")},
133 {NULL, NULL} /* sentinel */
136 static PyMemberDef PyStdOut_memberlist[] = {
137 {(char*)"softspace", T_INT, offsetof(PyStdOut, softspace), 0,
138 (char*)"flag indicating that a space needs to be printed; used by print"},
139 {NULL} /* Sentinel */
142 static PyTypeObject PyStdOut_Type = {
143 /* The ob_type field must be initialized in the module init function
144 * to be portable to Windows without using C++. */
145 PyObject_HEAD_INIT(NULL)
148 sizeof(PyStdOut), /*tp_basicsize*/
151 (destructor)PyStdOut_dealloc, /*tp_dealloc*/
158 0, /*tp_as_sequence*/
163 PyObject_GenericGetAttr, /*tp_getattro*/
164 /* softspace is writable: we must supply tp_setattro */
165 PyObject_GenericSetAttr, /* tp_setattro */
167 Py_TPFLAGS_DEFAULT, /*tp_flags*/
171 0, /*tp_richcompare*/
172 0, /*tp_weaklistoffset*/
175 PyStdOut_methods, /*tp_methods*/
176 PyStdOut_memberlist, /*tp_members*/
190 PyObject * newPyStdOut( std::string& out )
193 self = PyObject_New(PyStdOut, &PyStdOut_Type);
198 return (PyObject*)self;
202 ////////////////////////END PYTHON///////////////////////////
204 //////////////////MY MAPS////////////////////////////////////////
206 TopTools_IndexedMapOfShape FacesWithSizeMap;
207 std::map<int,string> FaceId2SizeMap;
208 TopTools_IndexedMapOfShape EdgesWithSizeMap;
209 std::map<int,string> EdgeId2SizeMap;
210 TopTools_IndexedMapOfShape VerticesWithSizeMap;
211 std::map<int,string> VertexId2SizeMap;
213 std::map<int,PyObject*> FaceId2PythonSmp;
214 std::map<int,PyObject*> EdgeId2PythonSmp;
215 std::map<int,PyObject*> VertexId2PythonSmp;
217 typedef std::map<int, std::vector< BLSURFPlugin_Attractor* > > TId2ClsAttractorVec;
218 TId2ClsAttractorVec FaceId2ClassAttractor;
219 TId2ClsAttractorVec FaceIndex2ClassAttractor;
220 std::map<int,std::vector<double> > FaceId2AttractorCoords;
223 TopTools_IndexedMapOfShape FacesWithEnforcedVertices;
224 std::map< int, BLSURFPlugin_Hypothesis::TEnfVertexCoordsList > FaceId2EnforcedVertexCoords;
225 std::map< BLSURFPlugin_Hypothesis::TEnfVertexCoords, BLSURFPlugin_Hypothesis::TEnfVertexCoords > EnfVertexCoords2ProjVertex;
226 std::map< BLSURFPlugin_Hypothesis::TEnfVertexCoords, BLSURFPlugin_Hypothesis::TEnfVertexList > EnfVertexCoords2EnfVertexList;
228 bool HasSizeMapOnFace=false;
229 bool HasSizeMapOnEdge=false;
230 bool HasSizeMapOnVertex=false;
231 //bool HasAttractorOnFace=false;
233 //=============================================================================
237 //=============================================================================
239 BLSURFPlugin_BLSURF::BLSURFPlugin_BLSURF(int hypId, int studyId,
241 : SMESH_2D_Algo(hypId, studyId, gen)
243 MESSAGE("BLSURFPlugin_BLSURF::BLSURFPlugin_BLSURF");
245 _name = "MG-CADSurf";//"BLSURF";
246 _shapeType = (1 << TopAbs_FACE); // 1 bit /shape type
247 _compatibleHypothesis.push_back(BLSURFPlugin_Hypothesis::GetHypType());
248 _compatibleHypothesis.push_back(StdMeshers_ViscousLayers2D::GetHypType());
249 _requireDiscreteBoundary = false;
250 _onlyUnaryInput = false;
252 _supportSubmeshes = true;
254 smeshGen_i = SMESH_Gen_i::GetSMESHGen();
255 CORBA::Object_var anObject = smeshGen_i->GetNS()->Resolve("/myStudyManager");
256 SALOMEDS::StudyManager_var aStudyMgr = SALOMEDS::StudyManager::_narrow(anObject);
258 MESSAGE("studyid = " << _studyId);
261 myStudy = aStudyMgr->GetStudyByID(_studyId);
262 if ( !myStudy->_is_nil() )
263 MESSAGE("myStudy->StudyId() = " << myStudy->StudyId());
265 /* Initialize the Python interpreter */
266 assert(Py_IsInitialized());
267 PyGILState_STATE gstate;
268 gstate = PyGILState_Ensure();
271 main_mod = PyImport_AddModule("__main__");
274 main_dict = PyModule_GetDict(main_mod);
276 PyRun_SimpleString("from math import *");
277 PyGILState_Release(gstate);
279 FacesWithSizeMap.Clear();
280 FaceId2SizeMap.clear();
281 EdgesWithSizeMap.Clear();
282 EdgeId2SizeMap.clear();
283 VerticesWithSizeMap.Clear();
284 VertexId2SizeMap.clear();
285 FaceId2PythonSmp.clear();
286 EdgeId2PythonSmp.clear();
287 VertexId2PythonSmp.clear();
288 FaceId2AttractorCoords.clear();
289 FaceId2ClassAttractor.clear();
290 FaceIndex2ClassAttractor.clear();
291 FacesWithEnforcedVertices.Clear();
292 FaceId2EnforcedVertexCoords.clear();
293 EnfVertexCoords2ProjVertex.clear();
294 EnfVertexCoords2EnfVertexList.clear();
296 _compute_canceled = false;
299 //=============================================================================
303 //=============================================================================
305 BLSURFPlugin_BLSURF::~BLSURFPlugin_BLSURF()
307 MESSAGE("BLSURFPlugin_BLSURF::~BLSURFPlugin_BLSURF");
311 //=============================================================================
315 //=============================================================================
317 bool BLSURFPlugin_BLSURF::CheckHypothesis
319 const TopoDS_Shape& aShape,
320 SMESH_Hypothesis::Hypothesis_Status& aStatus)
323 _haveViscousLayers = false;
325 list<const SMESHDS_Hypothesis*>::const_iterator itl;
326 const SMESHDS_Hypothesis* theHyp;
328 const list<const SMESHDS_Hypothesis*>& hyps = GetUsedHypothesis(aMesh, aShape,
329 /*ignoreAuxiliary=*/false);
330 aStatus = SMESH_Hypothesis::HYP_OK;
333 return true; // can work with no hypothesis
336 for ( itl = hyps.begin(); itl != hyps.end() && ( aStatus == HYP_OK ); ++itl )
339 string hypName = theHyp->GetName();
340 if ( hypName == BLSURFPlugin_Hypothesis::GetHypType() )
342 _hypothesis = static_cast<const BLSURFPlugin_Hypothesis*> (theHyp);
344 if ( _hypothesis->GetPhysicalMesh() == BLSURFPlugin_Hypothesis::DefaultSize &&
345 _hypothesis->GetGeometricMesh() == BLSURFPlugin_Hypothesis::DefaultGeom )
346 // hphy_flag = 0 and hgeo_flag = 0 is not allowed (spec)
347 aStatus = SMESH_Hypothesis::HYP_BAD_PARAMETER;
349 else if ( hypName == StdMeshers_ViscousLayers2D::GetHypType() )
351 if ( !_haveViscousLayers )
353 if ( error( StdMeshers_ViscousLayers2D::CheckHypothesis( aMesh, aShape, aStatus )))
354 _haveViscousLayers = true;
359 aStatus = SMESH_Hypothesis::HYP_INCOMPATIBLE;
362 return aStatus == SMESH_Hypothesis::HYP_OK;
365 //=============================================================================
367 * Pass parameters to MG-CADSurf
369 //=============================================================================
371 inline std::string val_to_string(double d)
373 std::ostringstream o;
378 inline std::string val_to_string_rel(double d)
380 std::ostringstream o;
386 inline std::string val_to_string(int i)
388 std::ostringstream o;
393 inline std::string val_to_string_rel(int i)
395 std::ostringstream o;
401 double _smp_phy_size;
402 status_t size_on_surface(integer face_id, real *uv, real *size, void *user_data);
403 status_t size_on_edge(integer edge_id, real t, real *size, void *user_data);
404 status_t size_on_vertex(integer vertex_id, real *size, void *user_data);
410 /////////////////////////////////////////////////////////
411 projectionPoint getProjectionPoint(const TopoDS_Face& face, const gp_Pnt& point)
413 projectionPoint myPoint;
414 Handle(Geom_Surface) surface = BRep_Tool::Surface(face);
415 GeomAPI_ProjectPointOnSurf projector( point, surface );
416 if ( !projector.IsDone() || projector.NbPoints()==0 )
417 throw "getProjectionPoint: Can't project";
419 Quantity_Parameter u,v;
420 projector.LowerDistanceParameters(u,v);
421 myPoint.uv = gp_XY(u,v);
422 gp_Pnt aPnt = projector.NearestPoint();
423 myPoint.xyz = gp_XYZ(aPnt.X(),aPnt.Y(),aPnt.Z());
427 /////////////////////////////////////////////////////////
429 /////////////////////////////////////////////////////////
430 double getT(const TopoDS_Edge& edge, const gp_Pnt& point)
433 Handle(Geom_Curve) curve = BRep_Tool::Curve(edge, f,l);
434 GeomAPI_ProjectPointOnCurve projector( point, curve);
435 if ( projector.NbPoints() == 0 )
437 return projector.LowerDistanceParameter();
440 /////////////////////////////////////////////////////////
441 TopoDS_Shape BLSURFPlugin_BLSURF::entryToShape(std::string entry)
443 MESSAGE("BLSURFPlugin_BLSURF::entryToShape "<<entry );
444 GEOM::GEOM_Object_var aGeomObj;
445 TopoDS_Shape S = TopoDS_Shape();
446 SALOMEDS::SObject_var aSObj = myStudy->FindObjectID( entry.c_str() );
447 if (!aSObj->_is_nil()) {
448 CORBA::Object_var obj = aSObj->GetObject();
449 aGeomObj = GEOM::GEOM_Object::_narrow(obj);
452 if ( !aGeomObj->_is_nil() )
453 S = smeshGen_i->GeomObjectToShape( aGeomObj.in() );
457 void _createEnforcedVertexOnFace(TopoDS_Face faceShape, gp_Pnt aPnt, BLSURFPlugin_Hypothesis::TEnfVertex *enfVertex)
459 BLSURFPlugin_Hypothesis::TEnfVertexCoords enf_coords, coords, s_coords;
464 // Get the (u,v) values of the enforced vertex on the face
465 projectionPoint myPoint = getProjectionPoint(faceShape,aPnt);
467 MESSAGE("Enforced Vertex: " << aPnt.X() << ", " << aPnt.Y() << ", " << aPnt.Z());
468 MESSAGE("Projected Vertex: " << myPoint.xyz.X() << ", " << myPoint.xyz.Y() << ", " << myPoint.xyz.Z());
469 MESSAGE("Parametric coordinates: " << myPoint.uv.X() << ", " << myPoint.uv.Y() );
471 enf_coords.push_back(aPnt.X());
472 enf_coords.push_back(aPnt.Y());
473 enf_coords.push_back(aPnt.Z());
475 coords.push_back(myPoint.uv.X());
476 coords.push_back(myPoint.uv.Y());
477 coords.push_back(myPoint.xyz.X());
478 coords.push_back(myPoint.xyz.Y());
479 coords.push_back(myPoint.xyz.Z());
481 s_coords.push_back(myPoint.xyz.X());
482 s_coords.push_back(myPoint.xyz.Y());
483 s_coords.push_back(myPoint.xyz.Z());
485 // Save pair projected vertex / enf vertex
486 MESSAGE("Storing pair projected vertex / enf vertex:");
487 MESSAGE("("<< myPoint.xyz.X() << ", " << myPoint.xyz.Y() << ", " << myPoint.xyz.Z() <<") / (" << aPnt.X() << ", " << aPnt.Y() << ", " << aPnt.Z()<<")");
488 EnfVertexCoords2ProjVertex[s_coords] = enf_coords;
489 MESSAGE("Group name is: \"" << enfVertex->grpName << "\"");
490 pair<BLSURFPlugin_Hypothesis::TEnfVertexList::iterator,bool> ret;
491 BLSURFPlugin_Hypothesis::TEnfVertexList::iterator it;
492 ret = EnfVertexCoords2EnfVertexList[s_coords].insert(enfVertex);
493 if (ret.second == false) {
495 (*it)->grpName = enfVertex->grpName;
499 if (! FacesWithEnforcedVertices.Contains(faceShape)) {
500 key = FacesWithEnforcedVertices.Add(faceShape);
503 key = FacesWithEnforcedVertices.FindIndex(faceShape);
506 // If a node is already created by an attractor, do not create enforced vertex
507 int attractorKey = FacesWithSizeMap.FindIndex(faceShape);
508 bool sameAttractor = false;
509 if (attractorKey >= 0)
510 if (FaceId2AttractorCoords.count(attractorKey) > 0)
511 if (FaceId2AttractorCoords[attractorKey] == coords)
512 sameAttractor = true;
514 if (FaceId2EnforcedVertexCoords.find(key) != FaceId2EnforcedVertexCoords.end()) {
515 MESSAGE("Map of enf. vertex has key " << key)
516 MESSAGE("Enf. vertex list size is: " << FaceId2EnforcedVertexCoords[key].size())
518 FaceId2EnforcedVertexCoords[key].insert(coords); // there should be no redondant coords here (see std::set management)
520 MESSAGE("An attractor node is already defined: I don't add the enforced vertex");
521 MESSAGE("New Enf. vertex list size is: " << FaceId2EnforcedVertexCoords[key].size())
524 MESSAGE("Map of enf. vertex has not key " << key << ": creating it")
525 if (! sameAttractor) {
526 BLSURFPlugin_Hypothesis::TEnfVertexCoordsList ens;
528 FaceId2EnforcedVertexCoords[key] = ens;
531 MESSAGE("An attractor node is already defined: I don't add the enforced vertex");
535 /////////////////////////////////////////////////////////
536 void BLSURFPlugin_BLSURF::createEnforcedVertexOnFace(TopoDS_Shape faceShape, BLSURFPlugin_Hypothesis::TEnfVertexList enfVertexList)
538 BLSURFPlugin_Hypothesis::TEnfVertex* enfVertex;
541 BLSURFPlugin_Hypothesis::TEnfVertexList::const_iterator enfVertexListIt = enfVertexList.begin();
543 for( ; enfVertexListIt != enfVertexList.end() ; ++enfVertexListIt ) {
544 enfVertex = *enfVertexListIt;
545 // Case of manual coords
546 if (enfVertex->coords.size() != 0) {
547 aPnt.SetCoord(enfVertex->coords[0],enfVertex->coords[1],enfVertex->coords[2]);
548 _createEnforcedVertexOnFace( TopoDS::Face(faceShape), aPnt, enfVertex);
551 // Case of geom vertex coords
552 if (enfVertex->geomEntry != "") {
553 TopoDS_Shape GeomShape = entryToShape(enfVertex->geomEntry);
554 TopAbs_ShapeEnum GeomType = GeomShape.ShapeType();
555 if (GeomType == TopAbs_VERTEX){
556 aPnt = BRep_Tool::Pnt(TopoDS::Vertex(GeomShape));
557 _createEnforcedVertexOnFace( TopoDS::Face(faceShape), aPnt, enfVertex);
560 if (GeomType == TopAbs_COMPOUND){
561 for (TopoDS_Iterator it (GeomShape); it.More(); it.Next()){
562 if (it.Value().ShapeType() == TopAbs_VERTEX){
563 aPnt = BRep_Tool::Pnt(TopoDS::Vertex(it.Value()));
564 _createEnforcedVertexOnFace( TopoDS::Face(faceShape), aPnt, enfVertex);
572 /////////////////////////////////////////////////////////
573 void createAttractorOnFace(TopoDS_Shape GeomShape, std::string AttractorFunction, double defaultSize)
575 MESSAGE("Attractor function: "<< AttractorFunction);
576 double xa, ya, za; // Coordinates of attractor point
577 double a, b; // Attractor parameter
579 bool createNode=false; // To create a node on attractor projection
581 const char *sep = ";";
582 // atIt->second has the following pattern:
583 // ATTRACTOR(xa;ya;za;a;b;True|False;d)
585 // xa;ya;za : coordinates of attractor
586 // a : desired size on attractor
587 // b : distance of influence of attractor
588 // d : distance until which the size remains constant
590 // We search the parameters in the string
592 pos1 = AttractorFunction.find(sep);
593 if (pos1!=string::npos)
594 xa = atof(AttractorFunction.substr(10, pos1-10).c_str());
596 pos2 = AttractorFunction.find(sep, pos1+1);
597 if (pos2!=string::npos) {
598 ya = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
602 pos2 = AttractorFunction.find(sep, pos1+1);
603 if (pos2!=string::npos) {
604 za = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
608 pos2 = AttractorFunction.find(sep, pos1+1);
609 if (pos2!=string::npos) {
610 a = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
614 pos2 = AttractorFunction.find(sep, pos1+1);
615 if (pos2!=string::npos) {
616 b = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
620 pos2 = AttractorFunction.find(sep, pos1+1);
621 if (pos2!=string::npos) {
622 string createNodeStr = AttractorFunction.substr(pos1+1, pos2-pos1-1);
623 MESSAGE("createNode: " << createNodeStr);
624 createNode = (AttractorFunction.substr(pos1+1, pos2-pos1-1) == "True");
628 pos2 = AttractorFunction.find(")");
629 if (pos2!=string::npos) {
630 d = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
633 // Get the (u,v) values of the attractor on the face
634 projectionPoint myPoint = getProjectionPoint(TopoDS::Face(GeomShape),gp_Pnt(xa,ya,za));
635 gp_XY uvPoint = myPoint.uv;
636 gp_XYZ xyzPoint = myPoint.xyz;
637 Standard_Real u0 = uvPoint.X();
638 Standard_Real v0 = uvPoint.Y();
639 Standard_Real x0 = xyzPoint.X();
640 Standard_Real y0 = xyzPoint.Y();
641 Standard_Real z0 = xyzPoint.Z();
642 std::vector<double> coords;
643 coords.push_back(u0);
644 coords.push_back(v0);
645 coords.push_back(x0);
646 coords.push_back(y0);
647 coords.push_back(z0);
648 // We construct the python function
649 ostringstream attractorFunctionStream;
650 attractorFunctionStream << "def f(u,v): return ";
651 attractorFunctionStream << defaultSize << "-(" << defaultSize <<"-" << a << ")";
652 //attractorFunctionStream << "*exp(-((u-("<<u0<<"))*(u-("<<u0<<"))+(v-("<<v0<<"))*(v-("<<v0<<")))/(" << b << "*" << b <<"))";
653 // rnc: make possible to keep the size constant until
654 // a defined distance. Distance is expressed as the positiv part
655 // of r-d where r is the distance to (u0,v0)
656 attractorFunctionStream << "*exp(-(0.5*(sqrt((u-"<<u0<<")**2+(v-"<<v0<<")**2)-"<<d<<"+abs(sqrt((u-"<<u0<<")**2+(v-"<<v0<<")**2)-"<<d<<"))/(" << b << "))**2)";
658 MESSAGE("Python function for attractor:" << std::endl << attractorFunctionStream.str());
661 if (! FacesWithSizeMap.Contains(TopoDS::Face(GeomShape))) {
662 key = FacesWithSizeMap.Add(TopoDS::Face(GeomShape));
665 key = FacesWithSizeMap.FindIndex(TopoDS::Face(GeomShape));
667 FaceId2SizeMap[key] =attractorFunctionStream.str();
669 MESSAGE("Creating node on ("<<x0<<","<<y0<<","<<z0<<")");
670 FaceId2AttractorCoords[key] = coords;
672 // // Test for new attractors
673 // gp_Pnt myP(xyzPoint);
674 // TopoDS_Vertex myV = BRepBuilderAPI_MakeVertex(myP);
675 // BLSURFPlugin_Attractor myAttractor(TopoDS::Face(GeomShape),myV,200);
676 // myAttractor.SetParameters(a, defaultSize, b, d);
677 // myAttractor.SetType(1);
678 // FaceId2ClassAttractor[key] = myAttractor;
679 // if(FaceId2ClassAttractor[key].GetFace().IsNull()){
680 // MESSAGE("face nulle ");
683 // MESSAGE("face OK");
685 // if (FaceId2ClassAttractor[key].GetAttractorShape().IsNull()){
686 // MESSAGE("pas de point");
689 // MESSAGE("point OK");
692 // One sub-shape to get ids from
693 BLSURFPlugin_BLSURF::TListOfIDs _getSubShapeIDsInMainShape(TopoDS_Shape theMainShape, TopoDS_Shape theSubShape,
694 TopAbs_ShapeEnum theShapeType)
696 BLSURFPlugin_BLSURF::TListOfIDs face_ids;
697 TopTools_IndexedMapOfShape anIndices;
699 TopExp::MapShapes(theMainShape, theShapeType, anIndices);
701 // Standard_Boolean result = BRepTools::Write(theMainShape,"main_shape.brep");
703 for (TopExp_Explorer face_iter(theSubShape,theShapeType);face_iter.More();face_iter.Next())
705 int face_id = anIndices.FindIndex(face_iter.Current());
707 throw SALOME_Exception ( SMESH_Comment("Sub_shape not found in main_shape"));
708 face_ids.push_back(face_id);
709 // std::ostringstream o;
710 // o << "face_" << face_id << ".brep";
711 // std::string face_name = o.str();
712 // const TopoDS_Face& face = TopoDS::Face(face_iter.Current());
713 // Standard_Boolean result = BRepTools::Write(face,face_name.c_str());
719 BLSURFPlugin_BLSURF::TListOfIDs _getSubShapeIDsInMainShape(SMESH_Mesh* theMesh,
720 TopoDS_Shape theSubShape,
721 TopAbs_ShapeEnum theShapeType)
723 BLSURFPlugin_BLSURF::TListOfIDs face_ids;
725 for (TopExp_Explorer face_iter(theSubShape,theShapeType);face_iter.More();face_iter.Next())
727 int face_id = theMesh->GetMeshDS()->ShapeToIndex(face_iter.Current());
729 throw SALOME_Exception ( SMESH_Comment("Sub_shape not found in main_shape"));
730 face_ids.push_back(face_id);
736 void BLSURFPlugin_BLSURF::addCoordsFromVertices(const std::vector<std::string> &theVerticesEntries, std::vector<double> &theVerticesCoords)
738 for (std::vector<std::string>::const_iterator it = theVerticesEntries.begin(); it != theVerticesEntries.end(); it++)
740 BLSURFPlugin_Hypothesis::TEntry theVertexEntry = *it;
741 MESSAGE("Vertex entry " << theVertexEntry);
742 addCoordsFromVertex(theVertexEntry, theVerticesCoords);
747 void BLSURFPlugin_BLSURF::addCoordsFromVertex(BLSURFPlugin_Hypothesis::TEntry theVertexEntry, std::vector<double> &theVerticesCoords)
749 if (theVertexEntry!="")
751 TopoDS_Shape aShape = entryToShape(theVertexEntry);
753 gp_Pnt aPnt = BRep_Tool::Pnt( TopoDS::Vertex( aShape ) );
754 double theX, theY, theZ;
759 theVerticesCoords.push_back(theX);
760 theVerticesCoords.push_back(theY);
761 theVerticesCoords.push_back(theZ);
765 /////////////////////////////////////////////////////////
766 void BLSURFPlugin_BLSURF::createPreCadFacesPeriodicity(TopoDS_Shape theGeomShape, const BLSURFPlugin_Hypothesis::TPreCadPeriodicity &preCadPeriodicity)
768 MESSAGE("BLSURFPlugin_BLSURF::createFacesPeriodicity");
770 TopoDS_Shape geomShape1 = entryToShape(preCadPeriodicity.shape1Entry);
771 TopoDS_Shape geomShape2 = entryToShape(preCadPeriodicity.shape2Entry);
773 TListOfIDs theFace1_ids = _getSubShapeIDsInMainShape(theGeomShape, geomShape1, TopAbs_FACE);
774 TListOfIDs theFace2_ids = _getSubShapeIDsInMainShape(theGeomShape, geomShape2, TopAbs_FACE);
776 TPreCadPeriodicityIDs preCadFacesPeriodicityIDs;
777 preCadFacesPeriodicityIDs.shape1IDs = theFace1_ids;
778 preCadFacesPeriodicityIDs.shape2IDs = theFace2_ids;
780 MESSAGE("preCadPeriodicity.theSourceVerticesEntries.size(): " << preCadPeriodicity.theSourceVerticesEntries.size());
781 MESSAGE("preCadPeriodicity.theTargetVerticesEntries.size(): " << preCadPeriodicity.theTargetVerticesEntries.size());
783 addCoordsFromVertices(preCadPeriodicity.theSourceVerticesEntries, preCadFacesPeriodicityIDs.theSourceVerticesCoords);
784 addCoordsFromVertices(preCadPeriodicity.theTargetVerticesEntries, preCadFacesPeriodicityIDs.theTargetVerticesCoords);
786 MESSAGE("preCadFacesPeriodicityIDs.theSourceVerticesCoords.size(): " << preCadFacesPeriodicityIDs.theSourceVerticesCoords.size());
787 MESSAGE("preCadFacesPeriodicityIDs.theTargetVerticesCoords.size(): " << preCadFacesPeriodicityIDs.theTargetVerticesCoords.size());
789 _preCadFacesIDsPeriodicityVector.push_back(preCadFacesPeriodicityIDs);
790 MESSAGE("_preCadFacesIDsPeriodicityVector.size() = " << _preCadFacesIDsPeriodicityVector.size());
791 MESSAGE("BLSURFPlugin_BLSURF::createFacesPeriodicity END");
795 /////////////////////////////////////////////////////////
796 void BLSURFPlugin_BLSURF::createPreCadEdgesPeriodicity(TopoDS_Shape theGeomShape, const BLSURFPlugin_Hypothesis::TPreCadPeriodicity &preCadPeriodicity)
798 MESSAGE("BLSURFPlugin_BLSURF::createEdgesPeriodicity");
800 TopoDS_Shape geomShape1 = entryToShape(preCadPeriodicity.shape1Entry);
801 TopoDS_Shape geomShape2 = entryToShape(preCadPeriodicity.shape2Entry);
803 TListOfIDs theEdge1_ids = _getSubShapeIDsInMainShape(theGeomShape, geomShape1, TopAbs_EDGE);
804 TListOfIDs theEdge2_ids = _getSubShapeIDsInMainShape(theGeomShape, geomShape2, TopAbs_EDGE);
806 TPreCadPeriodicityIDs preCadEdgesPeriodicityIDs;
807 preCadEdgesPeriodicityIDs.shape1IDs = theEdge1_ids;
808 preCadEdgesPeriodicityIDs.shape2IDs = theEdge2_ids;
810 addCoordsFromVertices(preCadPeriodicity.theSourceVerticesEntries, preCadEdgesPeriodicityIDs.theSourceVerticesCoords);
811 addCoordsFromVertices(preCadPeriodicity.theTargetVerticesEntries, preCadEdgesPeriodicityIDs.theTargetVerticesCoords);
813 _preCadEdgesIDsPeriodicityVector.push_back(preCadEdgesPeriodicityIDs);
814 MESSAGE("_preCadEdgesIDsPeriodicityVector.size() = " << _preCadEdgesIDsPeriodicityVector.size());
815 MESSAGE("BLSURFPlugin_BLSURF::createEdgesPeriodicity END");
819 /////////////////////////////////////////////////////////
820 void BLSURFPlugin_BLSURF::createFacesPeriodicity(TopoDS_Shape theGeomShape, BLSURFPlugin_Hypothesis::TEntry theFace1, BLSURFPlugin_Hypothesis::TEntry theFace2)
822 MESSAGE("BLSURFPlugin_BLSURF::createFacesPeriodicity");
824 TopoDS_Shape GeomShape1 = entryToShape(theFace1);
825 TopoDS_Shape GeomShape2 = entryToShape(theFace2);
827 TListOfIDs theFace1_ids = _getSubShapeIDsInMainShape(theGeomShape, GeomShape1, TopAbs_FACE);
828 TListOfIDs theFace2_ids = _getSubShapeIDsInMainShape(theGeomShape, GeomShape2, TopAbs_FACE);
830 // Only one face id, since only a face can be selected
831 int theFace1_id = theFace1_ids[0];
832 int theFace2_id = theFace2_ids[0];
834 std::pair<int, int> pairOfFacesID = std::make_pair(theFace1_id, theFace2_id);
836 _facesIDsPeriodicityVector.push_back(pairOfFacesID);
837 MESSAGE("_facesIDsPeriodicityVector.size() = " << _facesIDsPeriodicityVector.size());
838 MESSAGE("BLSURFPlugin_BLSURF::createFacesPeriodicity END");
843 /////////////////////////////////////////////////////////
844 void BLSURFPlugin_BLSURF::createEdgesPeriodicity(TopoDS_Shape theGeomShape, BLSURFPlugin_Hypothesis::TEntry theFace1, BLSURFPlugin_Hypothesis::TEntry theEdge1,
845 BLSURFPlugin_Hypothesis::TEntry theFace2, BLSURFPlugin_Hypothesis::TEntry theEdge2, int edge_orientation)
847 MESSAGE("BLSURFPlugin_BLSURF::createEdgesPeriodicity");
849 TEdgePeriodicityIDs edgePeriodicityIDs;
853 TopoDS_Shape GeomFace1 = entryToShape(theFace1);
854 TListOfIDs theFace1_ids = _getSubShapeIDsInMainShape(theGeomShape, GeomFace1, TopAbs_FACE);
855 // Only one face id, since only a face can be selected
856 edgePeriodicityIDs.theFace1ID = theFace1_ids[0];
859 edgePeriodicityIDs.theFace1ID = 0;
862 TopoDS_Shape GeomFace2 = entryToShape(theFace2);
863 TListOfIDs theFace2_ids = _getSubShapeIDsInMainShape(theGeomShape, GeomFace2, TopAbs_FACE);
864 edgePeriodicityIDs.theFace2ID = theFace2_ids[0];
867 edgePeriodicityIDs.theFace2ID = 0;
869 TopoDS_Shape GeomEdge1 = entryToShape(theEdge1);
870 TopoDS_Shape GeomEdge2 = entryToShape(theEdge2);
872 TListOfIDs theEdge1_ids = _getSubShapeIDsInMainShape(theGeomShape, GeomEdge1, TopAbs_EDGE);
873 TListOfIDs theEdge2_ids = _getSubShapeIDsInMainShape(theGeomShape, GeomEdge2, TopAbs_EDGE);
875 if (edge_orientation == 0 && GeomEdge1.Closed())
877 // if edge is closed, we have to set its orientation
878 MESSAGE("GeomEdge1.Orientation() = " << GeomEdge1.Orientation());
879 MESSAGE("GeomEdge2.Orientation() = " << GeomEdge2.Orientation());
880 if(GeomEdge1.Orientation() == TopAbs_FORWARD)
881 edge_orientation = CAD_ORIENTATION_REVERSED;
883 edge_orientation = CAD_ORIENTATION_FORWARD;
886 // Only one edge id, since only a edge can be selected
887 edgePeriodicityIDs.theEdge1ID = theEdge1_ids[0];
888 edgePeriodicityIDs.theEdge2ID = theEdge2_ids[0];
889 edgePeriodicityIDs.edge_orientation = edge_orientation;
891 _edgesIDsPeriodicityVector.push_back(edgePeriodicityIDs);
892 MESSAGE("_edgesIDsPeriodicityVector.size() = " << _edgesIDsPeriodicityVector.size());
893 MESSAGE("BLSURFPlugin_BLSURF::createEdgesPeriodicity END");
898 /////////////////////////////////////////////////////////
899 void BLSURFPlugin_BLSURF::createVerticesPeriodicity(TopoDS_Shape theGeomShape, BLSURFPlugin_Hypothesis::TEntry theEdge1, BLSURFPlugin_Hypothesis::TEntry theVertex1,
900 BLSURFPlugin_Hypothesis::TEntry theEdge2, BLSURFPlugin_Hypothesis::TEntry theVertex2)
902 MESSAGE("BLSURFPlugin_BLSURF::createVerticesPeriodicity");
904 TopoDS_Shape GeomEdge1 = entryToShape(theEdge1);
905 TopoDS_Shape GeomVertex1 = entryToShape(theVertex1);
906 TopoDS_Shape GeomEdge2 = entryToShape(theEdge2);
907 TopoDS_Shape GeomVertex2 = entryToShape(theVertex2);
909 TListOfIDs theEdge1_ids = _getSubShapeIDsInMainShape(theGeomShape, GeomEdge1, TopAbs_EDGE);
910 TListOfIDs vertices1_ids = _getSubShapeIDsInMainShape(theGeomShape, GeomVertex1, TopAbs_VERTEX);
911 TListOfIDs theEdge2_ids = _getSubShapeIDsInMainShape(theGeomShape, GeomEdge2, TopAbs_EDGE);
912 TListOfIDs vertices2_ids = _getSubShapeIDsInMainShape(theGeomShape, GeomVertex2, TopAbs_VERTEX);
914 // Only one vertex id, since only a vertex can be selected
915 TVertexPeriodicityIDs vertexPeriodicityIDs;
916 vertexPeriodicityIDs.theEdge1ID = theEdge1_ids[0];
917 vertexPeriodicityIDs.theVertex1ID = vertices1_ids[0];
918 vertexPeriodicityIDs.theEdge2ID = theEdge2_ids[0];
919 vertexPeriodicityIDs.theVertex2ID = vertices2_ids[0];
921 _verticesIDsPeriodicityVector.push_back(vertexPeriodicityIDs);
922 MESSAGE("_verticesIDsPeriodicityVector.size() = " << _verticesIDsPeriodicityVector.size());
923 MESSAGE("BLSURFPlugin_BLSURF::createVerticesPeriodicity END");
927 /////////////////////////////////////////////////////////
929 void BLSURFPlugin_BLSURF::SetParameters(const BLSURFPlugin_Hypothesis* hyp,
930 cadsurf_session_t * css,
931 precad_session_t * pcs,
932 const TopoDS_Shape& theGeomShape,
937 // Clear map so that it is not stored in the algorithm with old enforced vertices in it
938 EnfVertexCoords2EnfVertexList.clear();
940 double diagonal = SMESH_Mesh::GetShapeDiagonalSize( theGeomShape );
941 double bbSegmentation = _gen->GetBoundaryBoxSegmentation();
942 int _physicalMesh = BLSURFPlugin_Hypothesis::GetDefaultPhysicalMesh();
943 int _geometricMesh = BLSURFPlugin_Hypothesis::GetDefaultGeometricMesh();
944 double _phySize = BLSURFPlugin_Hypothesis::GetDefaultPhySize(diagonal, bbSegmentation);
945 bool _phySizeRel = BLSURFPlugin_Hypothesis::GetDefaultPhySizeRel();
946 double _minSize = BLSURFPlugin_Hypothesis::GetDefaultMinSize(diagonal);
947 bool _minSizeRel = BLSURFPlugin_Hypothesis::GetDefaultMinSizeRel();
948 double _maxSize = BLSURFPlugin_Hypothesis::GetDefaultMaxSize(diagonal);
949 bool _maxSizeRel = BLSURFPlugin_Hypothesis::GetDefaultMaxSizeRel();
950 double _gradation = BLSURFPlugin_Hypothesis::GetDefaultGradation();
951 bool _quadAllowed = BLSURFPlugin_Hypothesis::GetDefaultQuadAllowed();
952 double _angleMesh = BLSURFPlugin_Hypothesis::GetDefaultAngleMesh();
953 double _chordalError = BLSURFPlugin_Hypothesis::GetDefaultChordalError(diagonal);
954 bool _anisotropic = BLSURFPlugin_Hypothesis::GetDefaultAnisotropic();
955 double _anisotropicRatio = BLSURFPlugin_Hypothesis::GetDefaultAnisotropicRatio();
956 bool _removeTinyEdges = BLSURFPlugin_Hypothesis::GetDefaultRemoveTinyEdges();
957 double _tinyEdgeLength = BLSURFPlugin_Hypothesis::GetDefaultTinyEdgeLength(diagonal);
958 bool _badElementRemoval = BLSURFPlugin_Hypothesis::GetDefaultBadElementRemoval();
959 double _badElementAspectRatio = BLSURFPlugin_Hypothesis::GetDefaultBadElementAspectRatio();
960 bool _optimizeMesh = BLSURFPlugin_Hypothesis::GetDefaultOptimizeMesh();
961 bool _quadraticMesh = BLSURFPlugin_Hypothesis::GetDefaultQuadraticMesh();
962 int _verb = BLSURFPlugin_Hypothesis::GetDefaultVerbosity();
963 int _topology = BLSURFPlugin_Hypothesis::GetDefaultTopology();
966 int _precadMergeEdges = BLSURFPlugin_Hypothesis::GetDefaultPreCADMergeEdges();
967 int _precadProcess3DTopology = BLSURFPlugin_Hypothesis::GetDefaultPreCADProcess3DTopology();
968 int _precadDiscardInput = BLSURFPlugin_Hypothesis::GetDefaultPreCADDiscardInput();
972 MESSAGE("BLSURFPlugin_BLSURF::SetParameters");
973 _physicalMesh = (int) hyp->GetPhysicalMesh();
974 _geometricMesh = (int) hyp->GetGeometricMesh();
975 if (hyp->GetPhySize() > 0) {
976 _phySize = hyp->GetPhySize();
977 // if user size is not explicitly specified, "relative" flag is ignored
978 _phySizeRel = hyp->IsPhySizeRel();
980 if (hyp->GetMinSize() > 0) {
981 _minSize = hyp->GetMinSize();
982 // if min size is not explicitly specified, "relative" flag is ignored
983 _minSizeRel = hyp->IsMinSizeRel();
985 if (hyp->GetMaxSize() > 0) {
986 _maxSize = hyp->GetMaxSize();
987 // if max size is not explicitly specified, "relative" flag is ignored
988 _maxSizeRel = hyp->IsMaxSizeRel();
990 if (hyp->GetGradation() > 0)
991 _gradation = hyp->GetGradation();
992 _quadAllowed = hyp->GetQuadAllowed();
993 if (hyp->GetAngleMesh() > 0)
994 _angleMesh = hyp->GetAngleMesh();
995 if (hyp->GetChordalError() > 0)
996 _chordalError = hyp->GetChordalError();
997 _anisotropic = hyp->GetAnisotropic();
998 if (hyp->GetAnisotropicRatio() >= 0)
999 _anisotropicRatio = hyp->GetAnisotropicRatio();
1000 _removeTinyEdges = hyp->GetRemoveTinyEdges();
1001 if (hyp->GetTinyEdgeLength() > 0)
1002 _tinyEdgeLength = hyp->GetTinyEdgeLength();
1003 _badElementRemoval = hyp->GetBadElementRemoval();
1004 if (hyp->GetBadElementAspectRatio() >= 0)
1005 _badElementAspectRatio = hyp->GetBadElementAspectRatio();
1006 _optimizeMesh = hyp->GetOptimizeMesh();
1007 _quadraticMesh = hyp->GetQuadraticMesh();
1008 _verb = hyp->GetVerbosity();
1009 _topology = (int) hyp->GetTopology();
1011 _precadMergeEdges = hyp->GetPreCADMergeEdges();
1012 _precadProcess3DTopology = hyp->GetPreCADProcess3DTopology();
1013 _precadDiscardInput = hyp->GetPreCADDiscardInput();
1015 const BLSURFPlugin_Hypothesis::TOptionValues& opts = hyp->GetOptionValues();
1016 BLSURFPlugin_Hypothesis::TOptionValues::const_iterator opIt;
1017 for ( opIt = opts.begin(); opIt != opts.end(); ++opIt )
1018 if ( !opIt->second.empty() ) {
1019 MESSAGE("cadsurf_set_param(): " << opIt->first << " = " << opIt->second);
1020 set_param(css, opIt->first.c_str(), opIt->second.c_str());
1023 const BLSURFPlugin_Hypothesis::TOptionValues& custom_opts = hyp->GetCustomOptionValues();
1024 for ( opIt = custom_opts.begin(); opIt != custom_opts.end(); ++opIt )
1025 if ( !opIt->second.empty() ) {
1026 MESSAGE("cadsurf_set_param(): " << opIt->first << " = " << opIt->second);
1027 set_param(css, opIt->first.c_str(), opIt->second.c_str());
1030 const BLSURFPlugin_Hypothesis::TOptionValues& preCADopts = hyp->GetPreCADOptionValues();
1031 for ( opIt = preCADopts.begin(); opIt != preCADopts.end(); ++opIt )
1032 if ( !opIt->second.empty() ) {
1034 MESSAGE("precad_set_param(): " << opIt->first << " = " << opIt->second);
1035 precad_set_param(pcs, opIt->first.c_str(), opIt->second.c_str());
1038 const BLSURFPlugin_Hypothesis::TOptionValues& custom_preCADopts = hyp->GetCustomPreCADOptionValues();
1039 for ( opIt = custom_preCADopts.begin(); opIt != custom_preCADopts.end(); ++opIt )
1040 if ( !opIt->second.empty() ) {
1042 MESSAGE("precad_set_param(): " << opIt->first << " = " << opIt->second);
1043 precad_set_param(pcs, opIt->first.c_str(), opIt->second.c_str());
1047 // //0020968: EDF1545 SMESH: Problem in the creation of a mesh group on geometry
1048 // // GetDefaultPhySize() sometimes leads to computation failure
1049 // // GDD 26/07/2012 From Distene documentation, global physical size default value = diag/100
1050 // _phySize = BLSURFPlugin_Hypothesis::GetDefaultPhySize(diagonal);
1051 // _minSize = BLSURFPlugin_Hypothesis::GetDefaultMinSize(diagonal);
1052 // _maxSize = BLSURFPlugin_Hypothesis::GetDefaultMaxSize(diagonal);
1053 // _chordalError = BLSURFPlugin_Hypothesis::GetDefaultChordalError(diagonal);
1054 // _tinyEdgeLength = BLSURFPlugin_Hypothesis::GetDefaultTinyEdgeLength(diagonal);
1055 // MESSAGE("BLSURFPlugin_BLSURF::SetParameters using defaults");
1059 if (_topology == BLSURFPlugin_Hypothesis::PreCAD) {
1061 precad_set_param(pcs, "verbose", val_to_string(_verb).c_str());
1062 precad_set_param(pcs, "merge_edges", _precadMergeEdges ? "1" : "0");
1063 precad_set_param(pcs, "process_3d_topology", _precadProcess3DTopology ? "1" : "0");
1064 precad_set_param(pcs, "discard_input_topology", _precadDiscardInput ? "1" : "0");
1066 // unlimit mesh size (issue 0022266)
1067 set_param(css, "max_number_of_points_per_patch", "1000000");
1069 bool useGradation = false;
1070 switch (_physicalMesh)
1072 case BLSURFPlugin_Hypothesis::PhysicalGlobalSize:
1073 set_param(css, "physical_size_mode", "global");
1074 set_param(css, "global_physical_size", _phySizeRel ? val_to_string_rel(_phySize).c_str() : val_to_string(_phySize).c_str());
1076 case BLSURFPlugin_Hypothesis::PhysicalLocalSize:
1077 set_param(css, "physical_size_mode", "local");
1078 set_param(css, "global_physical_size", _phySizeRel ? val_to_string_rel(_phySize).c_str() : val_to_string(_phySize).c_str());
1079 useGradation = true;
1082 set_param(css, "physical_size_mode", "none");
1085 switch (_geometricMesh)
1087 case BLSURFPlugin_Hypothesis::GeometricalGlobalSize:
1088 set_param(css, "geometric_size_mode", "global");
1089 set_param(css, "geometric_approximation", val_to_string(_angleMesh).c_str());
1090 set_param(css, "chordal_error", val_to_string(_chordalError).c_str());
1091 useGradation = true;
1093 case BLSURFPlugin_Hypothesis::GeometricalLocalSize:
1094 set_param(css, "geometric_size_mode", "local");
1095 set_param(css, "geometric_approximation", val_to_string(_angleMesh).c_str());
1096 set_param(css, "chordal_error", val_to_string(_chordalError).c_str());
1097 useGradation = true;
1100 set_param(css, "geometric_size_mode", "none");
1103 if ( hyp && hyp->GetPhySize() > 0 ) {
1104 // user size is explicitly specified via hypothesis parameters
1105 // min and max sizes should be compared with explicitly specified user size
1106 // - compute absolute min size
1107 double mins = _minSizeRel ? _minSize * diagonal : _minSize;
1108 // - min size should not be greater than user size
1109 if ( _phySize < mins )
1110 set_param(css, "min_size", _phySizeRel ? val_to_string_rel(_phySize).c_str() : val_to_string(_phySize).c_str());
1112 set_param(css, "min_size", _minSizeRel ? val_to_string_rel(_minSize).c_str() : val_to_string(_minSize).c_str());
1113 // - compute absolute max size
1114 double maxs = _maxSizeRel ? _maxSize * diagonal : _maxSize;
1115 // - max size should not be less than user size
1116 if ( _phySize > maxs )
1117 set_param(css, "max_size", _phySizeRel ? val_to_string_rel(_phySize).c_str() : val_to_string(_phySize).c_str());
1119 set_param(css, "max_size", _maxSizeRel ? val_to_string_rel(_maxSize).c_str() : val_to_string(_maxSize).c_str());
1122 // user size is not explicitly specified
1123 // - if minsize is not explicitly specified, we pass default value computed automatically, in this case "relative" flag is ignored
1124 set_param(css, "min_size", _minSizeRel ? val_to_string_rel(_minSize).c_str() : val_to_string(_minSize).c_str());
1125 // - if maxsize is not explicitly specified, we pass default value computed automatically, in this case "relative" flag is ignored
1126 set_param(css, "max_size", _maxSizeRel ? val_to_string_rel(_maxSize).c_str() : val_to_string(_maxSize).c_str());
1128 // anisotropic and quadrangle mesh requires disabling gradation
1129 if ( _anisotropic && _quadAllowed )
1130 useGradation = false; // limitation of V1.3
1132 set_param(css, "gradation", val_to_string(_gradation).c_str());
1133 set_param(css, "element_generation", _quadAllowed ? "quad_dominant" : "triangle");
1136 set_param(css, "metric", _anisotropic ? "anisotropic" : "isotropic");
1138 set_param(css, "anisotropic_ratio", val_to_string(_anisotropicRatio).c_str());
1139 set_param(css, "remove_tiny_edges", _removeTinyEdges ? "1" : "0");
1140 if ( _removeTinyEdges )
1141 set_param(css, "tiny_edge_length", val_to_string(_tinyEdgeLength).c_str());
1142 set_param(css, "force_bad_surface_element_removal", _badElementRemoval ? "1" : "0");
1143 if ( _badElementRemoval )
1144 set_param(css, "bad_surface_element_aspect_ratio", val_to_string(_badElementAspectRatio).c_str());
1145 set_param(css, "optimisation", _optimizeMesh ? "yes" : "no");
1146 set_param(css, "element_order", _quadraticMesh ? "quadratic" : "linear");
1147 set_param(css, "verbose", val_to_string(_verb).c_str());
1149 _smp_phy_size = _phySizeRel ? _phySize*diagonal : _phySize;
1151 std::cout << "_smp_phy_size = " << _smp_phy_size << std::endl;
1153 if (_physicalMesh == BLSURFPlugin_Hypothesis::PhysicalLocalSize){
1154 TopoDS_Shape GeomShape;
1155 TopoDS_Shape AttShape;
1156 TopAbs_ShapeEnum GeomType;
1158 // Standard Size Maps
1160 MESSAGE("Setting a Size Map");
1161 const BLSURFPlugin_Hypothesis::TSizeMap sizeMaps = BLSURFPlugin_Hypothesis::GetSizeMapEntries(hyp);
1162 BLSURFPlugin_Hypothesis::TSizeMap::const_iterator smIt = sizeMaps.begin();
1163 for ( ; smIt != sizeMaps.end(); ++smIt ) {
1164 if ( !smIt->second.empty() ) {
1165 MESSAGE("cadsurf_set_sizeMap(): " << smIt->first << " = " << smIt->second);
1166 GeomShape = entryToShape(smIt->first);
1167 GeomType = GeomShape.ShapeType();
1168 MESSAGE("Geomtype is " << GeomType);
1171 if (GeomType == TopAbs_COMPOUND){
1172 for (TopoDS_Iterator it (GeomShape); it.More(); it.Next()){
1174 if (it.Value().ShapeType() == TopAbs_FACE){
1175 HasSizeMapOnFace = true;
1176 if (! FacesWithSizeMap.Contains(TopoDS::Face(it.Value()))) {
1177 key = FacesWithSizeMap.Add(TopoDS::Face(it.Value()));
1180 key = FacesWithSizeMap.FindIndex(TopoDS::Face(it.Value()));
1181 // MESSAGE("Face with key " << key << " already in map");
1183 FaceId2SizeMap[key] = smIt->second;
1186 if (it.Value().ShapeType() == TopAbs_EDGE){
1187 HasSizeMapOnEdge = true;
1188 HasSizeMapOnFace = true;
1189 if (! EdgesWithSizeMap.Contains(TopoDS::Edge(it.Value()))) {
1190 key = EdgesWithSizeMap.Add(TopoDS::Edge(it.Value()));
1193 key = EdgesWithSizeMap.FindIndex(TopoDS::Edge(it.Value()));
1194 // MESSAGE("Edge with key " << key << " already in map");
1196 EdgeId2SizeMap[key] = smIt->second;
1198 // Group of vertices
1199 if (it.Value().ShapeType() == TopAbs_VERTEX){
1200 HasSizeMapOnVertex = true;
1201 HasSizeMapOnEdge = true;
1202 HasSizeMapOnFace = true;
1203 if (! VerticesWithSizeMap.Contains(TopoDS::Vertex(it.Value()))) {
1204 key = VerticesWithSizeMap.Add(TopoDS::Vertex(it.Value()));
1207 key = VerticesWithSizeMap.FindIndex(TopoDS::Vertex(it.Value()));
1208 MESSAGE("Group of vertices with key " << key << " already in map");
1210 MESSAGE("Group of vertices with key " << key << " has a size map: " << smIt->second);
1211 VertexId2SizeMap[key] = smIt->second;
1216 if (GeomType == TopAbs_FACE){
1217 HasSizeMapOnFace = true;
1218 if (! FacesWithSizeMap.Contains(TopoDS::Face(GeomShape))) {
1219 key = FacesWithSizeMap.Add(TopoDS::Face(GeomShape));
1222 key = FacesWithSizeMap.FindIndex(TopoDS::Face(GeomShape));
1223 // MESSAGE("Face with key " << key << " already in map");
1225 FaceId2SizeMap[key] = smIt->second;
1228 if (GeomType == TopAbs_EDGE){
1229 HasSizeMapOnEdge = true;
1230 HasSizeMapOnFace = true;
1231 if (! EdgesWithSizeMap.Contains(TopoDS::Edge(GeomShape))) {
1232 key = EdgesWithSizeMap.Add(TopoDS::Edge(GeomShape));
1235 key = EdgesWithSizeMap.FindIndex(TopoDS::Edge(GeomShape));
1236 // MESSAGE("Edge with key " << key << " already in map");
1238 EdgeId2SizeMap[key] = smIt->second;
1241 if (GeomType == TopAbs_VERTEX){
1242 HasSizeMapOnVertex = true;
1243 HasSizeMapOnEdge = true;
1244 HasSizeMapOnFace = true;
1245 if (! VerticesWithSizeMap.Contains(TopoDS::Vertex(GeomShape))) {
1246 key = VerticesWithSizeMap.Add(TopoDS::Vertex(GeomShape));
1249 key = VerticesWithSizeMap.FindIndex(TopoDS::Vertex(GeomShape));
1250 MESSAGE("Vertex with key " << key << " already in map");
1252 MESSAGE("Vertex with key " << key << " has a size map: " << smIt->second);
1253 VertexId2SizeMap[key] = smIt->second;
1261 // TODO appeler le constructeur des attracteurs directement ici
1262 MESSAGE("Setting Attractors");
1263 // if ( !_phySizeRel ) {
1264 const BLSURFPlugin_Hypothesis::TSizeMap attractors = BLSURFPlugin_Hypothesis::GetAttractorEntries(hyp);
1265 BLSURFPlugin_Hypothesis::TSizeMap::const_iterator atIt = attractors.begin();
1266 for ( ; atIt != attractors.end(); ++atIt ) {
1267 if ( !atIt->second.empty() ) {
1268 MESSAGE("cadsurf_set_attractor(): " << atIt->first << " = " << atIt->second);
1269 GeomShape = entryToShape(atIt->first);
1270 GeomType = GeomShape.ShapeType();
1272 if (GeomType == TopAbs_COMPOUND){
1273 for (TopoDS_Iterator it (GeomShape); it.More(); it.Next()){
1274 if (it.Value().ShapeType() == TopAbs_FACE){
1275 HasSizeMapOnFace = true;
1276 createAttractorOnFace(it.Value(), atIt->second, _phySizeRel ? _phySize*diagonal : _phySize);
1281 if (GeomType == TopAbs_FACE){
1282 HasSizeMapOnFace = true;
1283 createAttractorOnFace(GeomShape, atIt->second, _phySizeRel ? _phySize*diagonal : _phySize);
1286 if (GeomType == TopAbs_EDGE){
1287 HasSizeMapOnEdge = true;
1288 HasSizeMapOnFace = true;
1289 EdgeId2SizeMap[TopoDS::Edge(GeomShape).HashCode(IntegerLast())] = atIt->second;
1291 if (GeomType == TopAbs_VERTEX){
1292 HasSizeMapOnVertex = true;
1293 HasSizeMapOnEdge = true;
1294 HasSizeMapOnFace = true;
1295 VertexId2SizeMap[TopoDS::Vertex(GeomShape).HashCode(IntegerLast())] = atIt->second;
1302 // MESSAGE("Impossible to create the attractors when the physical size is relative");
1305 // temporary commented out for testing
1307 // - Fill in the BLSURFPlugin_Hypothesis::TAttractorMap map in the hypothesis
1308 // - Uncomment and complete this part to construct the attractors from the attractor shape and the passed parameters on each face of the map
1309 // - To do this use the public methodss: SetParameters(several double parameters) and SetType(int type)
1311 // - Construct the attractors with an empty dist. map in the hypothesis
1312 // - 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()
1313 // -> define a bool _mapbuilt in the class that is set to false by default and set to true when calling _buildmap() OK
1315 theNbAttractors = 0;
1316 const BLSURFPlugin_Hypothesis::TAttractorMap class_attractors = BLSURFPlugin_Hypothesis::GetClassAttractorEntries(hyp);
1318 BLSURFPlugin_Hypothesis::TAttractorMap::const_iterator AtIt = class_attractors.begin();
1319 for ( ; AtIt != class_attractors.end(); ++AtIt ) {
1320 if ( !AtIt->second->Empty() ) {
1321 // MESSAGE("cadsurf_set_attractor(): " << AtIt->first << " = " << AtIt->second);
1322 GeomShape = entryToShape(AtIt->first);
1323 if ( !SMESH_MesherHelper::IsSubShape( GeomShape, theGeomShape ))
1325 AttShape = AtIt->second->GetAttractorShape();
1326 GeomType = GeomShape.ShapeType();
1328 // if (GeomType == TopAbs_COMPOUND){
1329 // for (TopoDS_Iterator it (GeomShape); it.More(); it.Next()){
1330 // if (it.Value().ShapeType() == TopAbs_FACE){
1331 // HasAttractorOnFace = true;
1332 // myAttractor = BLSURFPluginAttractor(GeomShape, AttShape);
1337 if (GeomType == TopAbs_FACE
1338 && (AttShape.ShapeType() == TopAbs_VERTEX
1339 || AttShape.ShapeType() == TopAbs_EDGE
1340 || AttShape.ShapeType() == TopAbs_WIRE
1341 || AttShape.ShapeType() == TopAbs_COMPOUND) ){
1342 HasSizeMapOnFace = true;
1344 key = FacesWithSizeMap.Add(TopoDS::Face(GeomShape) );
1346 FaceId2ClassAttractor[key].push_back( AtIt->second );
1350 MESSAGE("Wrong shape type !!")
1358 // Enforced Vertices
1360 MESSAGE("Setting Enforced Vertices");
1361 const BLSURFPlugin_Hypothesis::TFaceEntryEnfVertexListMap entryEnfVertexListMap = BLSURFPlugin_Hypothesis::GetAllEnforcedVerticesByFace(hyp);
1362 BLSURFPlugin_Hypothesis::TFaceEntryEnfVertexListMap::const_iterator enfIt = entryEnfVertexListMap.begin();
1363 for ( ; enfIt != entryEnfVertexListMap.end(); ++enfIt ) {
1364 if ( !enfIt->second.empty() ) {
1365 GeomShape = entryToShape(enfIt->first);
1366 GeomType = GeomShape.ShapeType();
1368 if (GeomType == TopAbs_COMPOUND){
1369 for (TopoDS_Iterator it (GeomShape); it.More(); it.Next()){
1370 if (it.Value().ShapeType() == TopAbs_FACE){
1371 HasSizeMapOnFace = true;
1372 createEnforcedVertexOnFace(it.Value(), enfIt->second);
1377 if (GeomType == TopAbs_FACE){
1378 HasSizeMapOnFace = true;
1379 createEnforcedVertexOnFace(GeomShape, enfIt->second);
1384 // Internal vertices
1385 bool useInternalVertexAllFaces = BLSURFPlugin_Hypothesis::GetInternalEnforcedVertexAllFaces(hyp);
1386 if (useInternalVertexAllFaces) {
1387 std::string grpName = BLSURFPlugin_Hypothesis::GetInternalEnforcedVertexAllFacesGroup(hyp);
1388 MESSAGE("Setting Internal Enforced Vertices");
1390 TopExp_Explorer exp (theGeomShape, TopAbs_FACE);
1391 for (; exp.More(); exp.Next()){
1392 MESSAGE("Iterating shapes. Shape type is " << exp.Current().ShapeType());
1393 TopExp_Explorer exp_face (exp.Current(), TopAbs_VERTEX, TopAbs_EDGE);
1394 for (; exp_face.More(); exp_face.Next())
1396 // Get coords of vertex
1397 // Check if current coords is already in enfVertexList
1398 // If coords not in enfVertexList, add new enfVertex
1399 aPnt = BRep_Tool::Pnt(TopoDS::Vertex(exp_face.Current()));
1400 MESSAGE("Found vertex on face at " << aPnt.X() <<", "<<aPnt.Y()<<", "<<aPnt.Z());
1401 BLSURFPlugin_Hypothesis::TEnfVertex* enfVertex = new BLSURFPlugin_Hypothesis::TEnfVertex();
1402 enfVertex->coords.push_back(aPnt.X());
1403 enfVertex->coords.push_back(aPnt.Y());
1404 enfVertex->coords.push_back(aPnt.Z());
1405 enfVertex->name = "";
1406 enfVertex->faceEntries.clear();
1407 enfVertex->geomEntry = "";
1408 enfVertex->grpName = grpName;
1409 enfVertex->vertex = TopoDS::Vertex( exp_face.Current() );
1410 _createEnforcedVertexOnFace( TopoDS::Face(exp.Current()), aPnt, enfVertex);
1411 HasSizeMapOnFace = true;
1416 MESSAGE("Setting Size Map on FACES ");
1417 // #if BLSURF_VERSION_LONG < "3.1.1"
1418 cadsurf_data_set_sizemap_iso_cad_face(css, size_on_surface, &_smp_phy_size);
1421 // iso_sizemap_f = sizemap_new(c, distene_sizemap_type_iso_cad_face, (void *)size_on_surface, NULL);
1423 // clean_iso_sizemap_f = sizemap_new(c, distene_sizemap_type_iso_cad_face, (void *)size_on_surface, NULL);
1426 if (HasSizeMapOnEdge){
1427 MESSAGE("Setting Size Map on EDGES ");
1428 // #if BLSURF_VERSION_LONG < "3.1.1"
1429 cadsurf_data_set_sizemap_iso_cad_edge(css, size_on_edge, &_smp_phy_size);
1432 // iso_sizemap_e = sizemap_new(c, distene_sizemap_type_iso_cad_edge, (void *)size_on_edge, NULL);
1434 // clean_iso_sizemap_e = sizemap_new(c, distene_sizemap_type_iso_cad_edge, (void *)size_on_edge, NULL);
1437 if (HasSizeMapOnVertex){
1438 MESSAGE("Setting Size Map on VERTICES ");
1439 // #if BLSURF_VERSION_LONG < "3.1.1"
1440 cadsurf_data_set_sizemap_iso_cad_point(css, size_on_vertex, &_smp_phy_size);
1443 // iso_sizemap_p = sizemap_new(c, distene_sizemap_type_iso_cad_point, (void *)size_on_vertex, NULL);
1445 // clean_iso_sizemap_p = sizemap_new(c, distene_sizemap_type_iso_cad_point, (void *)size_on_vertex, NULL);
1453 _preCadFacesIDsPeriodicityVector.clear();
1454 _preCadEdgesIDsPeriodicityVector.clear();
1455 _facesIDsPeriodicityVector.clear();
1456 _edgesIDsPeriodicityVector.clear();
1457 _verticesIDsPeriodicityVector.clear();
1459 MESSAGE("SetParameters preCadFacesPeriodicityVector");
1460 const BLSURFPlugin_Hypothesis::TPreCadPeriodicityVector preCadFacesPeriodicityVector = BLSURFPlugin_Hypothesis::GetPreCadFacesPeriodicityVector(hyp);
1462 for (std::size_t i = 0; i<preCadFacesPeriodicityVector.size(); i++){
1463 MESSAGE("SetParameters preCadFacesPeriodicityVector[" << i << "]");
1464 createPreCadFacesPeriodicity(theGeomShape, preCadFacesPeriodicityVector[i]);
1466 MESSAGE("_preCadFacesIDsPeriodicityVector.size() = " << _preCadFacesIDsPeriodicityVector.size());
1468 MESSAGE("SetParameters preCadEdgesPeriodicityVector");
1469 const BLSURFPlugin_Hypothesis::TPreCadPeriodicityVector preCadEdgesPeriodicityVector = BLSURFPlugin_Hypothesis::GetPreCadEdgesPeriodicityVector(hyp);
1471 for (std::size_t i = 0; i<preCadEdgesPeriodicityVector.size(); i++){
1472 MESSAGE("SetParameters preCadEdgesPeriodicityVector[" << i << "]");
1473 createPreCadEdgesPeriodicity(theGeomShape, preCadEdgesPeriodicityVector[i]);
1475 MESSAGE("_preCadEdgesIDsPeriodicityVector.size() = " << _preCadEdgesIDsPeriodicityVector.size());
1477 if ( _preCadFacesIDsPeriodicityVector.size() > 0 || _preCadEdgesIDsPeriodicityVector.size() > 0 )
1479 MESSAGE("USING PRECAD FOR PERIODICITY")
1481 precad_set_param(pcs, "verbose", val_to_string(_verb).c_str());
1484 MESSAGE("SetParameters facesPeriodicityVector");
1485 const BLSURFPlugin_Hypothesis::TFacesPeriodicityVector facesPeriodicityVector = BLSURFPlugin_Hypothesis::GetFacesPeriodicityVector(hyp);
1487 for (std::size_t i = 0; i<facesPeriodicityVector.size(); i++){
1488 MESSAGE("SetParameters facesPeriodicityVector[" << i << "]");
1489 createFacesPeriodicity(theGeomShape, facesPeriodicityVector[i].first, facesPeriodicityVector[i].second);
1491 MESSAGE("_facesIDsPeriodicityVector.size() = " << _facesIDsPeriodicityVector.size());
1494 MESSAGE("SetParameters edgesPeriodicityVector");
1495 const BLSURFPlugin_Hypothesis::TEdgesPeriodicityVector edgesPeriodicityVector = BLSURFPlugin_Hypothesis::GetEdgesPeriodicityVector(hyp);
1497 for (std::size_t i = 0; i<edgesPeriodicityVector.size(); i++){
1498 MESSAGE("SetParameters edgesPeriodicityVector[" << i << "]");
1499 // TODO: passer directement en paramètre edgesPeriodicityVector[i] plutôt que tous ces attributs
1500 createEdgesPeriodicity(theGeomShape, edgesPeriodicityVector[i].theFace1Entry, edgesPeriodicityVector[i].theEdge1Entry,
1501 edgesPeriodicityVector[i].theFace2Entry, edgesPeriodicityVector[i].theEdge2Entry, edgesPeriodicityVector[i].edge_orientation);
1503 MESSAGE("_edgesIDsPeriodicityVector.size() = " << _edgesIDsPeriodicityVector.size());
1505 MESSAGE("SetParameters verticesPeriodicityVector");
1506 const BLSURFPlugin_Hypothesis::TVerticesPeriodicityVector verticesPeriodicityVector = BLSURFPlugin_Hypothesis::GetVerticesPeriodicityVector(hyp);
1508 for (std::size_t i = 0; i<verticesPeriodicityVector.size(); i++){
1509 MESSAGE("SetParameters verticesPeriodicityVector[" << i << "]");
1510 // TODO: passer directement en paramètre verticesPeriodicityVector[i] plutôt que tous ces attributs
1511 createVerticesPeriodicity(theGeomShape, verticesPeriodicityVector[i].theEdge1Entry, verticesPeriodicityVector[i].theVertex1Entry,
1512 verticesPeriodicityVector[i].theEdge2Entry, verticesPeriodicityVector[i].theVertex2Entry);
1514 MESSAGE("_verticesIDsPeriodicityVector.size() = " << _verticesIDsPeriodicityVector.size());
1517 //================================================================================
1519 * \brief Throws an exception if a parameter name is wrong
1521 //================================================================================
1523 void BLSURFPlugin_BLSURF::set_param(cadsurf_session_t *css,
1524 const char * option_name,
1525 const char * option_value)
1527 status_t status = cadsurf_set_param(css, option_name, option_value );
1528 if ( status != MESHGEMS_STATUS_OK )
1530 if ( status == MESHGEMS_STATUS_UNKNOWN_PARAMETER ) {
1531 throw SALOME_Exception
1532 ( SMESH_Comment("Invalid name of CADSURF parameter: ") << option_name );
1534 else if ( status == MESHGEMS_STATUS_NOLICENSE )
1535 throw SALOME_Exception
1536 ( "No valid license available" );
1538 throw SALOME_Exception
1539 ( SMESH_Comment("Unacceptable value of CADSURF parameter '")
1540 << option_name << "': " << option_value);
1546 // --------------------------------------------------------------------------
1548 * \brief Class correctly terminating usage of MG-CADSurf library at destruction
1550 class BLSURF_Cleaner
1553 cadsurf_session_t* _css;
1559 BLSURF_Cleaner(context_t * ctx,
1560 cadsurf_session_t* css,
1575 Clean( /*exceptContext=*/false );
1577 void Clean(const bool exceptContext)
1581 cadsurf_session_delete(_css); _css = 0;
1583 // #if BLSURF_VERSION_LONG >= "3.1.1"
1584 // // if(geo_sizemap_e)
1585 // // distene_sizemap_delete(geo_sizemap_e);
1586 // // if(geo_sizemap_f)
1587 // // distene_sizemap_delete(geo_sizemap_f);
1588 // if(iso_sizemap_p)
1589 // distene_sizemap_delete(iso_sizemap_p);
1590 // if(iso_sizemap_e)
1591 // distene_sizemap_delete(iso_sizemap_e);
1592 // if(iso_sizemap_f)
1593 // distene_sizemap_delete(iso_sizemap_f);
1595 // // if(clean_geo_sizemap_e)
1596 // // distene_sizemap_delete(clean_geo_sizemap_e);
1597 // // if(clean_geo_sizemap_f)
1598 // // distene_sizemap_delete(clean_geo_sizemap_f);
1599 // if(clean_iso_sizemap_p)
1600 // distene_sizemap_delete(clean_iso_sizemap_p);
1601 // if(clean_iso_sizemap_e)
1602 // distene_sizemap_delete(clean_iso_sizemap_e);
1603 // if(clean_iso_sizemap_f)
1604 // distene_sizemap_delete(clean_iso_sizemap_f);
1607 cad_delete(_cad); _cad = 0;
1608 dcad_delete(_dcad); _dcad = 0;
1609 cad_delete(_cleanc); _cleanc = 0;
1610 dcad_delete(_cleandc); _cleandc = 0;
1611 if ( !exceptContext )
1613 context_delete(_ctx); _ctx = 0;
1619 // --------------------------------------------------------------------------
1620 // comparator to sort nodes and sub-meshes
1621 struct ShapeTypeCompare
1623 // sort nodes by position in the following order:
1624 // SMDS_TOP_FACE=2, SMDS_TOP_EDGE=1, SMDS_TOP_VERTEX=0, SMDS_TOP_3DSPACE=3
1625 bool operator()( const SMDS_MeshNode* n1, const SMDS_MeshNode* n2 ) const
1627 // NEW ORDER: nodes earlier added to sub-mesh are considered "less"
1628 return n1->getIdInShape() < n2->getIdInShape();
1629 // SMDS_TypeOfPosition pos1 = n1->GetPosition()->GetTypeOfPosition();
1630 // SMDS_TypeOfPosition pos2 = n2->GetPosition()->GetTypeOfPosition();
1631 // if ( pos1 == pos2 ) return 0;
1632 // if ( pos1 < pos2 || pos1 == SMDS_TOP_3DSPACE ) return 1;
1635 // sort sub-meshes in order: EDGE, VERTEX
1636 bool operator()( const SMESHDS_SubMesh* s1, const SMESHDS_SubMesh* s2 ) const
1638 int isVertex1 = ( s1 && s1->NbElements() == 0 );
1639 int isVertex2 = ( s2 && s2->NbElements() == 0 );
1640 if ( isVertex1 == isVertex2 )
1642 return isVertex1 < isVertex2;
1646 //================================================================================
1648 * \brief Fills groups of nodes to be merged
1650 //================================================================================
1652 void getNodeGroupsToMerge( const SMESHDS_SubMesh* smDS,
1653 const TopoDS_Shape& shape,
1654 SMESH_MeshEditor::TListOfListOfNodes& nodeGroupsToMerge)
1656 SMDS_NodeIteratorPtr nIt = smDS->GetNodes();
1657 switch ( shape.ShapeType() )
1659 case TopAbs_VERTEX: {
1660 std::list< const SMDS_MeshNode* > nodes;
1661 while ( nIt->more() )
1662 nodes.push_back( nIt->next() );
1663 if ( nodes.size() > 1 )
1664 nodeGroupsToMerge.push_back( nodes );
1668 std::multimap< double, const SMDS_MeshNode* > u2node;
1669 const SMDS_EdgePosition* ePos;
1670 while ( nIt->more() )
1672 const SMDS_MeshNode* n = nIt->next();
1673 if (( ePos = dynamic_cast< const SMDS_EdgePosition* >( n->GetPosition() )))
1674 u2node.insert( make_pair( ePos->GetUParameter(), n ));
1676 if ( u2node.size() < 2 ) return;
1678 //double tol = (( u2node.rbegin()->first - u2node.begin()->first ) / 20.) / u2node.size();
1680 BRep_Tool::Range( TopoDS::Edge( shape ), f,l );
1681 double tol = (( l - f ) / 20.) / u2node.size();
1683 std::multimap< double, const SMDS_MeshNode* >::iterator un2, un1;
1684 for ( un2 = u2node.begin(), un1 = un2++; un2 != u2node.end(); un1 = un2++ )
1686 if (( un2->first - un1->first ) <= tol )
1688 std::list< const SMDS_MeshNode* > nodes;
1689 nodes.push_back( un1->second );
1690 while (( un2->first - un1->first ) <= tol )
1692 nodes.push_back( un2->second );
1693 if ( ++un2 == u2node.end()) {
1698 // make nodes created on the boundary of viscous layer replace nodes created
1699 // by MG-CADSurf as their SMDS_Position is more correct
1700 nodes.sort( ShapeTypeCompare() );
1701 nodeGroupsToMerge.push_back( nodes );
1708 // SMESH_MeshEditor::TListOfListOfNodes::const_iterator nll = nodeGroupsToMerge.begin();
1709 // for ( ; nll != nodeGroupsToMerge.end(); ++nll )
1711 // cout << "Merge ";
1712 // const std::list< const SMDS_MeshNode* >& nl = *nll;
1713 // std::list< const SMDS_MeshNode* >::const_iterator nIt = nl.begin();
1714 // for ( ; nIt != nl.end(); ++nIt )
1715 // cout << (*nIt) << " ";
1721 //================================================================================
1723 * \brief A temporary mesh used to compute mesh on a proxy FACE
1725 //================================================================================
1727 struct TmpMesh: public SMESH_Mesh
1729 typedef std::map<const SMDS_MeshNode*, const SMDS_MeshNode*, TIDCompare > TN2NMap;
1730 TN2NMap _tmp2origNN;
1731 TopoDS_Face _proxyFace;
1735 _myMeshDS = new SMESHDS_Mesh( _id, true );
1737 //--------------------------------------------------------------------------------
1739 * \brief Creates a FACE bound by viscous layers and mesh each its EDGE with 1 segment
1741 //--------------------------------------------------------------------------------
1743 const TopoDS_Face& makeProxyFace( SMESH_ProxyMesh::Ptr& viscousMesh,
1744 const TopoDS_Face& origFace)
1746 // get data of nodes on inner boundary of viscous layers
1747 SMESH_Mesh* origMesh = viscousMesh->GetMesh();
1749 TSideVector wireVec = StdMeshers_FaceSide::GetFaceWires(origFace, *origMesh,
1750 /*skipMediumNodes = */true,
1752 if ( err && err->IsKO() )
1753 throw *err.get(); // it should be caught at SMESH_subMesh
1755 // proxy nodes and corresponding tmp VERTEXes
1756 std::vector<const SMDS_MeshNode*> origNodes;
1757 std::vector<TopoDS_Vertex> tmpVertex;
1759 // create a proxy FACE
1760 TopoDS_Shape origFaceCopy = origFace.EmptyCopied();
1761 BRepBuilderAPI_MakeFace newFace( TopoDS::Face( origFaceCopy ));
1762 for ( size_t iW = 0; iW != wireVec.size(); ++iW )
1764 StdMeshers_FaceSidePtr& wireData = wireVec[iW];
1765 const UVPtStructVec& wirePoints = wireData->GetUVPtStruct();
1766 if ( wirePoints.size() < 3 )
1769 BRepBuilderAPI_MakePolygon wire;
1770 const size_t i0 = tmpVertex.size();
1771 for ( size_t iN = 1; iN < wirePoints.size(); ++iN )
1773 wire.Add( SMESH_TNodeXYZ( wirePoints[ iN ].node ));
1774 origNodes.push_back( wirePoints[ iN ].node );
1775 tmpVertex.push_back( wire.LastVertex() );
1777 tmpVertex[ i0 ] = wire.FirstVertex(); // wire.LastVertex()==NULL for 1 vertex in wire
1779 if ( !wire.IsDone() )
1780 throw SALOME_Exception("BLSURFPlugin_BLSURF: BRepBuilderAPI_MakePolygon failed");
1781 newFace.Add( wire );
1783 _proxyFace = newFace;
1785 // set a new shape to mesh
1786 TopoDS_Compound auxCompoundToMesh;
1787 BRep_Builder shapeBuilder;
1788 shapeBuilder.MakeCompound( auxCompoundToMesh );
1789 shapeBuilder.Add( auxCompoundToMesh, _proxyFace );
1790 shapeBuilder.Add( auxCompoundToMesh, origMesh->GetShapeToMesh() );
1792 ShapeToMesh( auxCompoundToMesh );
1794 //TopExp_Explorer fExp( auxCompoundToMesh, TopAbs_FACE );
1795 //_proxyFace = TopoDS::Face( fExp.Current() );
1798 // Make input mesh for MG-CADSurf: segments on EDGE's of newFace
1800 // make nodes and fill in _tmp2origNN
1802 SMESHDS_Mesh* tmpMeshDS = GetMeshDS();
1803 for ( size_t i = 0; i < origNodes.size(); ++i )
1805 GetSubMesh( tmpVertex[i] )->ComputeStateEngine( SMESH_subMesh::COMPUTE );
1806 if ( const SMDS_MeshNode* tmpN = SMESH_Algo::VertexNode( tmpVertex[i], tmpMeshDS ))
1807 _tmp2origNN.insert( _tmp2origNN.end(), make_pair( tmpN, origNodes[i] ));
1809 throw SALOME_Exception("BLSURFPlugin_BLSURF: a proxy vertex not meshed");
1813 TopoDS_Vertex v1, v2;
1814 for ( TopExp_Explorer edge( _proxyFace, TopAbs_EDGE ); edge.More(); edge.Next() )
1816 const TopoDS_Edge& E = TopoDS::Edge( edge.Current() );
1817 TopExp::Vertices( E, v1, v2 );
1818 const SMDS_MeshNode* n1 = SMESH_Algo::VertexNode( v1, tmpMeshDS );
1819 const SMDS_MeshNode* n2 = SMESH_Algo::VertexNode( v2, tmpMeshDS );
1821 if ( SMDS_MeshElement* seg = tmpMeshDS->AddEdge( n1, n2 ))
1822 tmpMeshDS->SetMeshElementOnShape( seg, E );
1828 //--------------------------------------------------------------------------------
1830 * \brief Fill in the origMesh with faces computed by MG-CADSurf in this tmp mesh
1832 //--------------------------------------------------------------------------------
1834 void FillInOrigMesh( SMESH_Mesh& origMesh,
1835 const TopoDS_Face& origFace )
1837 SMESH_MesherHelper helper( origMesh );
1838 helper.SetSubShape( origFace );
1839 helper.SetElementsOnShape( true );
1841 SMESH_MesherHelper tmpHelper( *this );
1842 tmpHelper.SetSubShape( _proxyFace );
1844 // iterate over tmp faces and copy them in origMesh
1845 const SMDS_MeshNode* nodes[27];
1846 const SMDS_MeshNode* nullNode = 0;
1848 SMDS_FaceIteratorPtr fIt = GetMeshDS()->facesIterator(/*idInceasingOrder=*/true);
1849 while ( fIt->more() )
1851 const SMDS_MeshElement* f = fIt->next();
1852 SMDS_ElemIteratorPtr nIt = f->nodesIterator();
1854 for ( ; nIt->more(); ++nbN )
1856 const SMDS_MeshNode* n = static_cast<const SMDS_MeshNode*>( nIt->next() );
1857 TN2NMap::iterator n2nIt =
1858 _tmp2origNN.insert( _tmp2origNN.end(), make_pair( n, nullNode ));
1859 if ( !n2nIt->second ) {
1861 gp_XY uv = tmpHelper.GetNodeUV( _proxyFace, n );
1862 n2nIt->second = helper.AddNode( xyz[0], xyz[1], xyz[2], uv.X(), uv.Y() );
1864 nodes[ nbN ] = n2nIt->second;
1867 case 3: helper.AddFace( nodes[0], nodes[1], nodes[2] ); break;
1868 // case 6: helper.AddFace( nodes[0], nodes[1], nodes[2],
1869 // nodes[3], nodes[4], nodes[5]); break;
1870 case 4: helper.AddFace( nodes[0], nodes[1], nodes[2], nodes[3] ); break;
1871 // case 9: helper.AddFace( nodes[0], nodes[1], nodes[2], nodes[3],
1872 // nodes[4], nodes[5], nodes[6], nodes[7], nodes[8]); break;
1873 // case 8: helper.AddFace( nodes[0], nodes[1], nodes[2], nodes[3],
1874 // nodes[4], nodes[5], nodes[6], nodes[7]); break;
1881 * \brief A structure holding an error description and a verbisity level
1883 struct message_cb_user_data
1885 std::string * _error;
1893 status_t curv_fun(real t, real *uv, real *dt, real *dtt, void *user_data);
1894 status_t surf_fun(real *uv, real *xyz, real*du, real *dv,
1895 real *duu, real *duv, real *dvv, void *user_data);
1896 status_t message_cb(message_t *msg, void *user_data);
1897 status_t interrupt_cb(integer *interrupt_status, void *user_data);
1899 //=============================================================================
1903 //=============================================================================
1905 bool BLSURFPlugin_BLSURF::Compute(SMESH_Mesh& aMesh, const TopoDS_Shape& aShape) {
1907 MESSAGE("BLSURFPlugin_BLSURF::Compute");
1909 // Fix problem with locales
1910 Kernel_Utils::Localizer aLocalizer;
1912 this->SMESH_Algo::_progress = 1e-3; // prevent progress advancment while computing attractors
1914 if ( !compute( aMesh, aShape, /*allowSubMeshClearing=*/true ))
1917 if ( _haveViscousLayers )
1919 // Compute viscous layers
1921 TopTools_MapOfShape map;
1922 for (TopExp_Explorer face_iter(aShape,TopAbs_FACE);face_iter.More();face_iter.Next())
1924 const TopoDS_Face& F = TopoDS::Face(face_iter.Current());
1925 if ( !map.Add( F )) continue;
1926 SMESH_ProxyMesh::Ptr viscousMesh = StdMeshers_ViscousLayers2D::Compute( aMesh, F );
1928 return false; // error in StdMeshers_ViscousLayers2D::Compute()
1930 // Compute MG-CADSurf mesh on viscous layers
1932 if ( viscousMesh->NbProxySubMeshes() > 0 )
1935 const TopoDS_Face& proxyFace = tmpMesh.makeProxyFace( viscousMesh, F );
1936 if ( !compute( tmpMesh, proxyFace, /*allowSubMeshClearing=*/false ))
1938 tmpMesh.FillInOrigMesh( aMesh, F );
1942 // Re-compute MG-CADSurf mesh on the rest faces if the mesh was cleared
1944 for (TopExp_Explorer face_iter(aShape,TopAbs_FACE);face_iter.More();face_iter.Next())
1946 const TopoDS_Face& F = TopoDS::Face(face_iter.Current());
1947 SMESH_subMesh* fSM = aMesh.GetSubMesh( F );
1948 if ( fSM->IsMeshComputed() ) continue;
1950 if ( !compute( aMesh, aShape, /*allowSubMeshClearing=*/true ))
1958 //=============================================================================
1962 //=============================================================================
1964 bool BLSURFPlugin_BLSURF::compute(SMESH_Mesh& aMesh,
1965 const TopoDS_Shape& aShape,
1966 bool allowSubMeshClearing)
1968 /* create a distene context (generic object) */
1969 status_t status = STATUS_ERROR;
1972 SMESHDS_Mesh* meshDS = aMesh.GetMeshDS();
1973 SMESH_MesherHelper helper( aMesh );
1974 // do not call helper.IsQuadraticSubMesh() because sub-meshes
1975 // may be cleaned and helper.myTLinkNodeMap gets invalid in such a case
1976 bool haveQuadraticSubMesh = SMESH_MesherHelper( aMesh ).IsQuadraticSubMesh( aShape );
1977 bool quadraticSubMeshAndViscousLayer = false;
1978 bool needMerge = false;
1979 typedef set< SMESHDS_SubMesh*, ShapeTypeCompare > TSubMeshSet;
1980 TSubMeshSet edgeSubmeshes;
1981 TSubMeshSet& mergeSubmeshes = edgeSubmeshes;
1983 TopTools_IndexedMapOfShape pmap, emap, fmap;
1985 // Issue 0019864. On DebianSarge, FE signals do not obey to OSD::SetSignal(false)
1987 feclearexcept( FE_ALL_EXCEPT );
1988 int oldFEFlags = fedisableexcept( FE_ALL_EXCEPT );
1991 context_t *ctx = context_new();
1993 /* Set the message callback in the working context */
1994 message_cb_user_data mcud;
1995 mcud._error = & this->SMESH_Algo::_comment;
1996 mcud._progress = & this->SMESH_Algo::_progress;
1998 _hypothesis ? _hypothesis->GetVerbosity() : BLSURFPlugin_Hypothesis::GetDefaultVerbosity();
1999 context_set_message_callback(ctx, message_cb, &mcud);
2001 /* set the interruption callback */
2002 _compute_canceled = false;
2003 context_set_interrupt_callback(ctx, interrupt_cb, this);
2005 /* create the CAD object we will work on. It is associated to the context ctx. */
2006 cad_t *c = cad_new(ctx);
2007 dcad_t *dcad = dcad_new(c);
2009 FacesWithSizeMap.Clear();
2010 FaceId2SizeMap.clear();
2011 FaceId2ClassAttractor.clear();
2012 FaceIndex2ClassAttractor.clear();
2013 EdgesWithSizeMap.Clear();
2014 EdgeId2SizeMap.clear();
2015 VerticesWithSizeMap.Clear();
2016 VertexId2SizeMap.clear();
2018 /* Now fill the CAD object with data from your CAD
2019 * environement. This is the most complex part of a successfull
2024 // If user requests it, send the CAD through Distene preprocessor : PreCAD
2025 cad_t *cleanc = NULL; // preprocessed cad
2026 dcad_t *cleandc = NULL; // preprocessed dcad
2027 precad_session_t *pcs = precad_session_new(ctx);
2028 // Give both dcad and cad to precad
2029 precad_data_set_dcad(pcs, dcad);
2030 precad_data_set_cad(pcs, c);
2032 cadsurf_session_t *css = cadsurf_session_new(ctx);
2034 // an object that correctly deletes all cadsurf objects at destruction
2035 BLSURF_Cleaner cleaner( ctx,css,c,dcad,cleanc,cleandc );
2037 MESSAGE("BEGIN SetParameters");
2038 bool use_precad = false;
2039 SetParameters(_hypothesis, css, pcs, aShape, &use_precad);
2040 MESSAGE("END SetParameters");
2042 MESSAGE("_preCadFacesIDsPeriodicityVector.size() = " << _preCadFacesIDsPeriodicityVector.size());
2044 haveQuadraticSubMesh = haveQuadraticSubMesh || (_hypothesis != NULL && _hypothesis->GetQuadraticMesh());
2045 helper.SetIsQuadratic( haveQuadraticSubMesh );
2047 // To remove as soon as quadratic mesh is allowed - BEGIN
2048 // GDD: Viscous layer is not allowed with quadratic mesh
2049 if (_haveViscousLayers && haveQuadraticSubMesh ) {
2050 quadraticSubMeshAndViscousLayer = true;
2051 _haveViscousLayers = !haveQuadraticSubMesh;
2052 _comment += "Warning: Viscous layer is not possible with a quadratic mesh, it is ignored.";
2053 error(COMPERR_WARNING, _comment);
2055 // To remove as soon as quadratic mesh is allowed - END
2057 // needed to prevent the opencascade memory managmement from freeing things
2058 vector<Handle(Geom2d_Curve)> curves;
2059 vector<Handle(Geom_Surface)> surfaces;
2063 FaceId2PythonSmp.clear();
2064 EdgeId2PythonSmp.clear();
2065 VertexId2PythonSmp.clear();
2067 /****************************************************************************************
2069 *****************************************************************************************/
2071 string bad_end = "return";
2073 TopTools_IndexedMapOfShape _map;
2074 TopExp::MapShapes(aShape,TopAbs_VERTEX,_map);
2075 int ienf = _map.Extent();
2077 assert(Py_IsInitialized());
2078 PyGILState_STATE gstate;
2080 string theSizeMapStr;
2082 for (TopExp_Explorer face_iter(aShape,TopAbs_FACE);face_iter.More();face_iter.Next())
2084 TopoDS_Face f = TopoDS::Face(face_iter.Current());
2086 SMESH_subMesh* fSM = aMesh.GetSubMesh( f );
2087 if ( !fSM->IsEmpty() ) continue; // skip already meshed FACE with viscous layers
2089 // make INTERNAL face oriented FORWARD (issue 0020993)
2090 if (f.Orientation() != TopAbs_FORWARD && f.Orientation() != TopAbs_REVERSED )
2091 f.Orientation(TopAbs_FORWARD);
2093 iface = fmap.Add(f);
2094 // std::string aFileName = "fmap_face_";
2095 // aFileName.append(val_to_string(iface));
2096 // aFileName.append(".brep");
2097 // BRepTools::Write(f,aFileName.c_str());
2099 surfaces.push_back(BRep_Tool::Surface(f));
2101 /* create an object representing the face for cadsurf */
2102 /* where face_id is an integer identifying the face.
2103 * surf_function is the function that defines the surface
2104 * (For this face, it will be called by cadsurf with your_face_object_ptr
2105 * as last parameter.
2107 cad_face_t *fce = cad_face_new(c, iface, surf_fun, surfaces.back());
2109 /* by default a face has no tag (color).
2110 The following call sets it to the same value as the Geom module ID : */
2111 const int faceTag = meshDS->ShapeToIndex(f);
2112 cad_face_set_tag(fce, faceTag);
2114 /* Set face orientation (optional if you want a well oriented output mesh)*/
2115 if(f.Orientation() != TopAbs_FORWARD)
2116 cad_face_set_orientation(fce, CAD_ORIENTATION_REVERSED);
2118 cad_face_set_orientation(fce, CAD_ORIENTATION_FORWARD);
2120 if (HasSizeMapOnFace /*&& !use_precad*/) //22903: use_precad seems not to interfere
2122 // -----------------
2124 // -----------------
2125 faceKey = FacesWithSizeMap.FindIndex(f);
2128 if (FaceId2SizeMap.find(faceKey)!=FaceId2SizeMap.end()) {
2129 MESSAGE("A size map is defined on face :"<<faceKey);
2130 theSizeMapStr = FaceId2SizeMap[faceKey];
2131 // check if function ends with "return"
2132 if (theSizeMapStr.find(bad_end) == (theSizeMapStr.size()-bad_end.size()-1))
2134 // Expr To Python function, verification is performed at validation in GUI
2135 gstate = PyGILState_Ensure();
2136 PyObject * obj = NULL;
2137 obj= PyRun_String(theSizeMapStr.c_str(), Py_file_input, main_dict, NULL);
2139 PyObject * func = NULL;
2140 func = PyObject_GetAttrString(main_mod, "f");
2141 FaceId2PythonSmp[iface]=func;
2142 FaceId2SizeMap.erase(faceKey);
2143 PyGILState_Release(gstate);
2146 // Specific size map = Attractor
2147 std::map<int,std::vector<double> >::iterator attractor_iter = FaceId2AttractorCoords.begin();
2149 for (; attractor_iter != FaceId2AttractorCoords.end(); ++attractor_iter) {
2150 if (attractor_iter->first == faceKey) {
2151 MESSAGE("Face indice: " << iface);
2152 MESSAGE("Adding attractor");
2154 double xyzCoords[3] = {attractor_iter->second[2],
2155 attractor_iter->second[3],
2156 attractor_iter->second[4]};
2158 MESSAGE("Check position of vertex =(" << xyzCoords[0] << "," << xyzCoords[1] << "," << xyzCoords[2] << ")");
2159 gp_Pnt P(xyzCoords[0],xyzCoords[1],xyzCoords[2]);
2160 BRepClass_FaceClassifier scl(f,P,1e-7);
2161 // OCC 6.3sp6 : scl.Perform() is bugged. The function was rewritten
2162 // BRepClass_FaceClassifierPerform(&scl,f,P,1e-7);
2163 // OCC 6.5.2: scl.Perform() is not bugged anymore
2164 scl.Perform(f, P, 1e-7);
2165 TopAbs_State result = scl.State();
2166 MESSAGE("Position of point on face: "<<result);
2167 if ( result == TopAbs_OUT )
2168 MESSAGE("Point is out of face: node is not created");
2169 if ( result == TopAbs_UNKNOWN )
2170 MESSAGE("Point position on face is unknown: node is not created");
2171 if ( result == TopAbs_ON )
2172 MESSAGE("Point is on border of face: node is not created");
2173 if ( result == TopAbs_IN )
2175 // Point is inside face and not on border
2176 MESSAGE("Point is in face: node is created");
2177 double uvCoords[2] = {attractor_iter->second[0],attractor_iter->second[1]};
2179 MESSAGE("Add cad point on (u,v)=(" << uvCoords[0] << "," << uvCoords[1] << ") with id = " << ienf);
2180 cad_point_t* point_p = cad_point_new(fce, ienf, uvCoords);
2181 cad_point_set_tag(point_p, ienf);
2183 FaceId2AttractorCoords.erase(faceKey);
2187 // -----------------
2189 // -----------------
2190 TId2ClsAttractorVec::iterator clAttractor_iter = FaceId2ClassAttractor.find(faceKey);
2191 if (clAttractor_iter != FaceId2ClassAttractor.end()){
2192 MESSAGE("Face indice: " << iface);
2193 MESSAGE("Adding attractor");
2194 std::vector< BLSURFPlugin_Attractor* > & attVec = clAttractor_iter->second;
2195 for ( size_t i = 0; i < attVec.size(); ++i )
2196 if ( !attVec[i]->IsMapBuilt() ) {
2197 std::cout<<"Compute " << theNbAttractors-- << "-th attractor" <<std::endl;
2198 attVec[i]->BuildMap();
2200 FaceIndex2ClassAttractor[iface].swap( attVec );
2201 FaceId2ClassAttractor.erase(clAttractor_iter);
2203 } // if (HasSizeMapOnFace && !use_precad)
2205 // ------------------
2206 // Enforced Vertices
2207 // ------------------
2208 faceKey = FacesWithEnforcedVertices.FindIndex(f);
2209 std::map<int,BLSURFPlugin_Hypothesis::TEnfVertexCoordsList >::const_iterator evmIt = FaceId2EnforcedVertexCoords.find(faceKey);
2210 if (evmIt != FaceId2EnforcedVertexCoords.end()) {
2211 MESSAGE("Some enforced vertices are defined");
2212 BLSURFPlugin_Hypothesis::TEnfVertexCoordsList evl;
2213 MESSAGE("Face indice: " << iface);
2214 MESSAGE("Adding enforced vertices");
2215 evl = evmIt->second;
2216 MESSAGE("Number of vertices to add: "<< evl.size());
2217 BLSURFPlugin_Hypothesis::TEnfVertexCoordsList::const_iterator evlIt = evl.begin();
2218 for (; evlIt != evl.end(); ++evlIt) {
2219 BLSURFPlugin_Hypothesis::TEnfVertexCoords xyzCoords;
2220 xyzCoords.push_back(evlIt->at(2));
2221 xyzCoords.push_back(evlIt->at(3));
2222 xyzCoords.push_back(evlIt->at(4));
2223 MESSAGE("Check position of vertex =(" << xyzCoords[0] << "," << xyzCoords[1] << "," << xyzCoords[2] << ")");
2224 gp_Pnt P(xyzCoords[0],xyzCoords[1],xyzCoords[2]);
2225 BRepClass_FaceClassifier scl(f,P,1e-7);
2226 // OCC 6.3sp6 : scl.Perform() is bugged. The function was rewritten
2227 // BRepClass_FaceClassifierPerform(&scl,f,P,1e-7);
2228 // OCC 6.5.2: scl.Perform() is not bugged anymore
2229 scl.Perform(f, P, 1e-7);
2230 TopAbs_State result = scl.State();
2231 MESSAGE("Position of point on face: "<<result);
2232 if ( result == TopAbs_OUT ) {
2233 MESSAGE("Point is out of face: node is not created");
2234 if (EnfVertexCoords2ProjVertex.find(xyzCoords) != EnfVertexCoords2ProjVertex.end()) {
2235 EnfVertexCoords2ProjVertex.erase(xyzCoords);
2236 // isssue 22783. Do not erase as this point can be IN other face of a group
2237 //EnfVertexCoords2EnfVertexList.erase(xyzCoords);
2240 if ( result == TopAbs_UNKNOWN ) {
2241 MESSAGE("Point position on face is unknown: node is not created");
2242 if (EnfVertexCoords2ProjVertex.find(xyzCoords) != EnfVertexCoords2ProjVertex.end()) {
2243 EnfVertexCoords2ProjVertex.erase(xyzCoords);
2244 //EnfVertexCoords2EnfVertexList.erase(xyzCoords);
2247 if ( result == TopAbs_ON ) {
2248 MESSAGE("Point is on border of face: node is not created");
2249 if (EnfVertexCoords2ProjVertex.find(xyzCoords) != EnfVertexCoords2ProjVertex.end()) {
2250 EnfVertexCoords2ProjVertex.erase(xyzCoords);
2251 //EnfVertexCoords2EnfVertexList.erase(xyzCoords);
2254 if ( result == TopAbs_IN )
2256 // Point is inside face and not on border
2257 MESSAGE("Point is in face: node is created");
2258 double uvCoords[2] = {evlIt->at(0),evlIt->at(1)};
2260 MESSAGE("Add cad point on (u,v)=(" << uvCoords[0] << "," << uvCoords[1] << ") with id = " << ienf);
2261 cad_point_t* point_p = cad_point_new(fce, ienf, uvCoords);
2263 std::map< BLSURFPlugin_Hypothesis::TEnfVertexCoords, BLSURFPlugin_Hypothesis::TEnfVertexList >::const_iterator enfCoordsIt = EnfVertexCoords2EnfVertexList.find(xyzCoords);
2264 if (enfCoordsIt != EnfVertexCoords2EnfVertexList.end() &&
2265 !enfCoordsIt->second.empty() )
2267 // to merge nodes of an INTERNAL vertex belonging to several faces
2268 TopoDS_Vertex v = (*enfCoordsIt->second.begin())->vertex;
2269 if ( v.IsNull() ) v = (*enfCoordsIt->second.rbegin())->vertex;
2270 if ( !v.IsNull() ) {
2271 tag = pmap.Add( v );
2272 SMESH_subMesh* vSM = aMesh.GetSubMesh( v );
2273 vSM->ComputeStateEngine( SMESH_subMesh::COMPUTE );
2274 mergeSubmeshes.insert( vSM->GetSubMeshDS() );
2275 // //if ( tag != pmap.Extent() )
2276 // needMerge = true;
2279 if ( tag == 0 ) tag = ienf;
2280 cad_point_set_tag(point_p, tag);
2283 FaceId2EnforcedVertexCoords.erase(faceKey);
2287 /****************************************************************************************
2289 now create the edges associated to this face
2290 *****************************************************************************************/
2292 for (TopExp_Explorer edge_iter(f,TopAbs_EDGE);edge_iter.More();edge_iter.Next())
2294 TopoDS_Edge e = TopoDS::Edge(edge_iter.Current());
2295 int ic = emap.FindIndex(e);
2299 // std::string aFileName = "fmap_edge_";
2300 // aFileName.append(val_to_string(ic));
2301 // aFileName.append(".brep");
2302 // BRepTools::Write(e,aFileName.c_str());
2305 curves.push_back(BRep_Tool::CurveOnSurface(e, f, tmin, tmax));
2307 if (HasSizeMapOnEdge){
2308 edgeKey = EdgesWithSizeMap.FindIndex(e);
2309 if (EdgeId2SizeMap.find(edgeKey)!=EdgeId2SizeMap.end()) {
2310 MESSAGE("Sizemap defined on edge with index " << edgeKey);
2311 theSizeMapStr = EdgeId2SizeMap[edgeKey];
2312 if (theSizeMapStr.find(bad_end) == (theSizeMapStr.size()-bad_end.size()-1))
2314 // Expr To Python function, verification is performed at validation in GUI
2315 gstate = PyGILState_Ensure();
2316 PyObject * obj = NULL;
2317 obj= PyRun_String(theSizeMapStr.c_str(), Py_file_input, main_dict, NULL);
2319 PyObject * func = NULL;
2320 func = PyObject_GetAttrString(main_mod, "f");
2321 EdgeId2PythonSmp[ic]=func;
2322 EdgeId2SizeMap.erase(edgeKey);
2323 PyGILState_Release(gstate);
2326 /* data of nodes existing on the edge */
2327 StdMeshers_FaceSidePtr nodeData;
2328 SMESH_subMesh* sm = aMesh.GetSubMesh( e );
2329 if ( !sm->IsEmpty() )
2331 // SMESH_subMeshIteratorPtr subsmIt = sm->getDependsOnIterator( /*includeSelf=*/true,
2332 // /*complexFirst=*/false);
2333 // while ( subsmIt->more() )
2334 // edgeSubmeshes.insert( subsmIt->next()->GetSubMeshDS() );
2335 edgeSubmeshes.insert( sm->GetSubMeshDS() );
2337 nodeData.reset( new StdMeshers_FaceSide( f, e, &aMesh, /*isForwrd = */true,
2338 /*ignoreMedium=*/haveQuadraticSubMesh));
2339 if ( nodeData->MissVertexNode() )
2340 return error(COMPERR_BAD_INPUT_MESH,"No node on vertex");
2342 const std::vector<UVPtStruct>& nodeDataVec = nodeData->GetUVPtStruct();
2343 if ( !nodeDataVec.empty() )
2345 if ( Abs( nodeDataVec[0].param - tmin ) > Abs( nodeDataVec.back().param - tmin ))
2347 nodeData->Reverse();
2348 nodeData->GetUVPtStruct(); // nodeData recomputes nodeDataVec
2350 // tmin and tmax can change in case of viscous layer on an adjacent edge
2351 tmin = nodeDataVec.front().param;
2352 tmax = nodeDataVec.back().param;
2356 cout << "---------------- Invalid nodeData" << endl;
2361 /* attach the edge to the current cadsurf face */
2362 cad_edge_t *edg = cad_edge_new(fce, ic, tmin, tmax, curv_fun, curves.back());
2364 /* by default an edge has no tag (color).
2365 The following call sets it to the same value as the edge_id : */
2366 cad_edge_set_tag(edg, ic);
2368 /* by default, an edge does not necessalry appear in the resulting mesh,
2369 unless the following property is set :
2371 cad_edge_set_property(edg, EDGE_PROPERTY_SOFT_REQUIRED);
2373 /* by default an edge is a boundary edge */
2374 if (e.Orientation() == TopAbs_INTERNAL)
2375 cad_edge_set_property(edg, EDGE_PROPERTY_INTERNAL);
2377 // pass existing nodes of sub-meshes to MG-CADSurf
2380 const std::vector<UVPtStruct>& nodeDataVec = nodeData->GetUVPtStruct();
2381 const int nbNodes = nodeDataVec.size();
2383 dcad_edge_discretization_t *dedge;
2384 dcad_get_edge_discretization(dcad, edg, &dedge);
2385 dcad_edge_discretization_set_vertex_count( dedge, nbNodes );
2387 // cout << endl << " EDGE " << ic << endl;
2388 // cout << "tmin = "<<tmin << ", tmax = "<< tmax << endl;
2389 for ( int iN = 0; iN < nbNodes; ++iN )
2391 const UVPtStruct& nData = nodeDataVec[ iN ];
2392 double t = nData.param;
2393 real uv[2] = { nData.u, nData.v };
2394 SMESH_TNodeXYZ nXYZ( nData.node );
2395 // cout << "\tt = " << t
2396 // << "\t uv = ( " << uv[0] << ","<< uv[1] << " ) "
2397 // << "\t u = " << nData.param
2398 // << "\t ID = " << nData.node->GetID() << endl;
2399 dcad_edge_discretization_set_vertex_coordinates( dedge, iN+1, t, uv, nXYZ._xyz );
2401 dcad_edge_discretization_set_property(dedge, DISTENE_DCAD_PROPERTY_REQUIRED);
2404 /****************************************************************************************
2406 *****************************************************************************************/
2410 gp_Pnt2d e0 = curves.back()->Value(tmin);
2411 gp_Pnt ee0 = surfaces.back()->Value(e0.X(), e0.Y());
2412 Standard_Real d1=0,d2=0;
2415 for (TopExp_Explorer ex_edge(e ,TopAbs_VERTEX); ex_edge.More(); ex_edge.Next()) {
2416 TopoDS_Vertex v = TopoDS::Vertex(ex_edge.Current());
2420 d1 = ee0.SquareDistance(BRep_Tool::Pnt(v));
2423 d2 = ee0.SquareDistance(BRep_Tool::Pnt(v));
2425 *ip = pmap.FindIndex(v);
2428 // SMESH_subMesh* sm = aMesh.GetSubMesh(v);
2429 // if ( sm->IsMeshComputed() )
2430 // edgeSubmeshes.insert( sm->GetSubMeshDS() );
2433 // std::string aFileName = "fmap_vertex_";
2434 // aFileName.append(val_to_string(*ip));
2435 // aFileName.append(".brep");
2436 // BRepTools::Write(v,aFileName.c_str());
2438 if (HasSizeMapOnVertex){
2439 vertexKey = VerticesWithSizeMap.FindIndex(v);
2440 if (VertexId2SizeMap.find(vertexKey)!=VertexId2SizeMap.end()){
2441 theSizeMapStr = VertexId2SizeMap[vertexKey];
2442 //MESSAGE("VertexId2SizeMap[faceKey]: " << VertexId2SizeMap[vertexKey]);
2443 if (theSizeMapStr.find(bad_end) == (theSizeMapStr.size()-bad_end.size()-1))
2445 // Expr To Python function, verification is performed at validation in GUI
2446 gstate = PyGILState_Ensure();
2447 PyObject * obj = NULL;
2448 obj= PyRun_String(theSizeMapStr.c_str(), Py_file_input, main_dict, NULL);
2450 PyObject * func = NULL;
2451 func = PyObject_GetAttrString(main_mod, "f");
2452 VertexId2PythonSmp[*ip]=func;
2453 VertexId2SizeMap.erase(vertexKey); // do not erase if using a vector
2454 PyGILState_Release(gstate);
2459 // should not happen
2460 MESSAGE("An edge does not have 2 extremities.");
2463 // This defines the curves extremity connectivity
2464 cad_edge_set_extremities(edg, ip1, ip2);
2465 /* set the tag (color) to the same value as the extremity id : */
2466 cad_edge_set_extremities_tag(edg, ip1, ip2);
2469 cad_edge_set_extremities(edg, ip2, ip1);
2470 cad_edge_set_extremities_tag(edg, ip2, ip1);
2476 // Clear mesh from already meshed edges if possible else
2477 // remember that merge is needed
2478 TSubMeshSet::iterator smIt = edgeSubmeshes.begin();
2479 for ( ; smIt != edgeSubmeshes.end(); ++smIt ) // loop on already meshed EDGEs
2481 SMESHDS_SubMesh* smDS = *smIt;
2482 if ( !smDS ) continue;
2483 SMDS_NodeIteratorPtr nIt = smDS->GetNodes();
2486 const SMDS_MeshNode* n = nIt->next();
2487 if ( n->NbInverseElements( SMDSAbs_Face ) > 0 )
2489 needMerge = true; // to correctly sew with viscous mesh
2490 // add existing medium nodes to helper
2491 if ( aMesh.NbEdges( ORDER_QUADRATIC ) > 0 )
2493 SMDS_ElemIteratorPtr edgeIt = smDS->GetElements();
2494 while ( edgeIt->more() )
2495 helper.AddTLinks( static_cast<const SMDS_MeshEdge*>(edgeIt->next()));
2500 if ( allowSubMeshClearing )
2502 SMDS_ElemIteratorPtr eIt = smDS->GetElements();
2503 while ( eIt->more() ) meshDS->RemoveFreeElement( eIt->next(), 0 );
2504 SMDS_NodeIteratorPtr nIt = smDS->GetNodes();
2505 while ( nIt->more() ) meshDS->RemoveFreeNode( nIt->next(), 0 );
2514 ///////////////////////
2516 ///////////////////////
2518 MESSAGE("BEFORE PERIODICITY");
2519 MESSAGE("_preCadFacesIDsPeriodicityVector.size() = " << _preCadFacesIDsPeriodicityVector.size());
2520 if (! _preCadFacesIDsPeriodicityVector.empty()) {
2521 MESSAGE("INTO PRECAD FACES PERIODICITY");
2522 for (std::size_t i=0; i < _preCadFacesIDsPeriodicityVector.size(); i++){
2523 std::vector<int> theFace1_ids = _preCadFacesIDsPeriodicityVector[i].shape1IDs;
2524 std::vector<int> theFace2_ids = _preCadFacesIDsPeriodicityVector[i].shape2IDs;
2525 int* theFace1_ids_c = &theFace1_ids[0];
2526 int* theFace2_ids_c = &theFace2_ids[0];
2527 std::ostringstream o;
2528 o << "_preCadFacesIDsPeriodicityVector[" << i << "] = [";
2529 for (std::size_t j=0; j < theFace1_ids.size(); j++)
2530 o << theFace1_ids[j] << ", ";
2532 for (std::size_t j=0; j < theFace2_ids.size(); j++)
2533 o << theFace2_ids[j] << ", ";
2536 MESSAGE("theFace1_ids.size(): " << theFace1_ids.size());
2537 MESSAGE("theFace2_ids.size(): " << theFace2_ids.size());
2538 if (_preCadFacesIDsPeriodicityVector[i].theSourceVerticesCoords.empty())
2540 // If no source points, call peridoicity without transformation function
2541 MESSAGE("periodicity without transformation function");
2542 meshgems_cad_periodicity_transformation_t periodicity_transformation = NULL;
2543 status = cad_add_face_multiple_periodicity_with_transformation_function(c, theFace1_ids_c, theFace1_ids.size(),
2544 theFace2_ids_c, theFace2_ids.size(), periodicity_transformation, NULL);
2545 if(status != STATUS_OK)
2546 cout << "cad_add_face_multiple_periodicity_with_transformation_function failed with error code " << status << "\n";
2550 // get the transformation vertices
2551 MESSAGE("periodicity with transformation vertices");
2552 double* theSourceVerticesCoords_c = &_preCadFacesIDsPeriodicityVector[i].theSourceVerticesCoords[0];
2553 double* theTargetVerticesCoords_c = &_preCadFacesIDsPeriodicityVector[i].theTargetVerticesCoords[0];
2554 int nbSourceVertices = _preCadFacesIDsPeriodicityVector[i].theSourceVerticesCoords.size()/3;
2555 int nbTargetVertices = _preCadFacesIDsPeriodicityVector[i].theTargetVerticesCoords.size()/3;
2557 MESSAGE("nbSourceVertices: " << nbSourceVertices << ", nbTargetVertices: " << nbTargetVertices);
2559 status = cad_add_face_multiple_periodicity_with_transformation_function_by_points(c, theFace1_ids_c, theFace1_ids.size(),
2560 theFace2_ids_c, theFace2_ids.size(), theSourceVerticesCoords_c, nbSourceVertices, theTargetVerticesCoords_c, nbTargetVertices);
2561 if(status != STATUS_OK)
2562 cout << "cad_add_face_multiple_periodicity_with_transformation_function_by_points failed with error code " << status << "\n";
2566 MESSAGE("END PRECAD FACES PERIODICITY");
2569 MESSAGE("_preCadEdgesIDsPeriodicityVector.size() = " << _preCadEdgesIDsPeriodicityVector.size());
2570 if (! _preCadEdgesIDsPeriodicityVector.empty()) {
2571 MESSAGE("INTO PRECAD EDGES PERIODICITY");
2572 for (std::size_t i=0; i < _preCadEdgesIDsPeriodicityVector.size(); i++){
2573 std::vector<int> theEdge1_ids = _preCadEdgesIDsPeriodicityVector[i].shape1IDs;
2574 std::vector<int> theEdge2_ids = _preCadEdgesIDsPeriodicityVector[i].shape2IDs;
2575 // Use the address of the first element of the vector to initialise the array
2576 int* theEdge1_ids_c = &theEdge1_ids[0];
2577 int* theEdge2_ids_c = &theEdge2_ids[0];
2579 std::ostringstream o;
2580 o << "_preCadEdgesIDsPeriodicityVector[" << i << "] = [";
2581 for (std::size_t j=0; j < theEdge1_ids.size(); j++)
2582 o << theEdge1_ids[j] << ", ";
2584 for (std::size_t j=0; j < theEdge2_ids.size(); j++)
2585 o << theEdge2_ids[j] << ", ";
2588 MESSAGE("theEdge1_ids.size(): " << theEdge1_ids.size());
2589 MESSAGE("theEdge2_ids.size(): " << theEdge2_ids.size());
2591 if (_preCadEdgesIDsPeriodicityVector[i].theSourceVerticesCoords.empty())
2593 // If no source points, call peridoicity without transformation function
2594 MESSAGE("periodicity without transformation function");
2595 meshgems_cad_periodicity_transformation_t periodicity_transformation = NULL;
2596 status = cad_add_edge_multiple_periodicity_with_transformation_function(c, theEdge1_ids_c, theEdge1_ids.size(),
2597 theEdge2_ids_c, theEdge2_ids.size(), periodicity_transformation, NULL);
2598 if(status != STATUS_OK)
2599 cout << "cad_add_edge_multiple_periodicity_with_transformation_function failed with error code " << status << "\n";
2603 // get the transformation vertices
2604 MESSAGE("periodicity with transformation vertices");
2605 double* theSourceVerticesCoords_c = &_preCadEdgesIDsPeriodicityVector[i].theSourceVerticesCoords[0];
2606 double* theTargetVerticesCoords_c = &_preCadEdgesIDsPeriodicityVector[i].theTargetVerticesCoords[0];
2607 int nbSourceVertices = _preCadEdgesIDsPeriodicityVector[i].theSourceVerticesCoords.size()/3;
2608 int nbTargetVertices = _preCadEdgesIDsPeriodicityVector[i].theTargetVerticesCoords.size()/3;
2610 MESSAGE("nbSourceVertices: " << nbSourceVertices << ", nbTargetVertices: " << nbTargetVertices);
2612 status = cad_add_edge_multiple_periodicity_with_transformation_function_by_points(c, theEdge1_ids_c, theEdge1_ids.size(),
2613 theEdge2_ids_c, theEdge2_ids.size(), theSourceVerticesCoords_c, nbSourceVertices, theTargetVerticesCoords_c, nbTargetVertices);
2614 if(status != STATUS_OK)
2615 cout << "cad_add_edge_multiple_periodicity_with_transformation_function_by_points failed with error code " << status << "\n";
2617 MESSAGE("cad_add_edge_multiple_periodicity_with_transformation_function_by_points succeeded.\n");
2621 MESSAGE("END PRECAD EDGES PERIODICITY");
2624 if (! _facesIDsPeriodicityVector.empty()){
2625 MESSAGE("INTO FACE PERIODICITY");
2626 for (std::size_t i=0; i < _facesIDsPeriodicityVector.size(); i++){
2627 int theFace1 = _facesIDsPeriodicityVector[i].first;
2628 int theFace2 = _facesIDsPeriodicityVector[i].second;
2629 MESSAGE("_facesIDsPeriodicityVector[" << i << "] = (" << theFace1 << ", " << theFace2 << ")");
2630 status = cad_add_face_periodicity(c, theFace1, theFace2);
2631 if(status != STATUS_OK){
2632 cout << "cad_add_face_periodicity failed with error code " << status << "\n";
2635 MESSAGE("END FACE PERIODICITY");
2639 if (! _edgesIDsPeriodicityVector.empty()){
2640 MESSAGE("INTO EDGE PERIODICITY");
2641 for (std::size_t i=0; i < _edgesIDsPeriodicityVector.size(); i++){
2642 int theFace1 = _edgesIDsPeriodicityVector[i].theFace1ID;
2643 int theEdge1 = _edgesIDsPeriodicityVector[i].theEdge1ID;
2644 int theFace2 = _edgesIDsPeriodicityVector[i].theFace2ID;
2645 int theEdge2 = _edgesIDsPeriodicityVector[i].theEdge2ID;
2646 int edge_orientation = _edgesIDsPeriodicityVector[i].edge_orientation;
2647 MESSAGE("_edgesIDsPeriodicityVector[" << i << "] = (" << theFace1 << ", " << theEdge1 << ", " << theFace2 << ", " << theEdge2 << ", " << edge_orientation << ")");
2648 status = cad_add_edge_periodicity(c, theFace1, theEdge1, theFace2, theEdge2, edge_orientation);
2649 if(status != STATUS_OK){
2650 cout << "cad_add_edge_periodicity failed with error code " << status << "\n";
2653 MESSAGE("END EDGE PERIODICITY");
2656 if (! _verticesIDsPeriodicityVector.empty()){
2657 MESSAGE("INTO VERTEX PERIODICITY");
2658 for (std::size_t i=0; i < _verticesIDsPeriodicityVector.size(); i++){
2659 int theEdge1 = _verticesIDsPeriodicityVector[i].theEdge1ID;
2660 int theVertex1 = _verticesIDsPeriodicityVector[i].theVertex1ID;
2661 int theEdge2 = _verticesIDsPeriodicityVector[i].theEdge2ID;
2662 int theVertex2 = _verticesIDsPeriodicityVector[i].theVertex2ID;
2663 MESSAGE("_verticesIDsPeriodicityVector[" << i << "] = (" << theEdge1 << ", " << theVertex1 << ", " << theEdge2 << ", " << theVertex2 << ")");
2664 status = cad_add_point_periodicity(c, theEdge1, theVertex1, theEdge2, theVertex2);
2665 if(status != STATUS_OK){
2666 cout << "cad_add_vertex_periodicity failed with error code " << status << "\n";
2669 MESSAGE("END VERTEX PERIODICITY");
2675 MESSAGE("use_precad");
2676 /* Now launch the PreCAD process */
2677 status = precad_process(pcs);
2678 if(status != STATUS_OK){
2679 // TODO: raise an error if status < 0.
2680 cout << "================ WARNING =================== \n";
2682 msg << "PreCAD processing failed with error code " << status << "\n";
2683 msg << *mcud._error;
2685 cout << "============================================ \n";
2686 // the text of _comment is set in message_cb by mcud->_error
2687 // => No need to append msg to _comment
2690 // TODO: fix the SIGSEGV of COMPERR_WARNING with 2 launches
2691 error(COMPERR_WARNING, _comment);
2699 // retrieve the pre-processed CAD object
2702 cleandc = precad_new_dcad(pcs);
2704 cout << "Unable to retrieve PreCAD result on dcad \n";
2707 cout << "PreCAD processing successfull on dcad \n";
2710 cleanc = precad_new_cad(pcs);
2712 cout << "Unable to retrieve PreCAD result on cad \n";
2715 cout << "PreCAD processing successfull on cad \n";
2717 // #if BLSURF_VERSION_LONG >= "3.1.1"
2718 // /* We can now get the updated sizemaps (if any) */
2719 // // if(geo_sizemap_e)
2720 // // clean_geo_sizemap_e = precad_new_sizemap(pcs, geo_sizemap_e);
2722 // // if(geo_sizemap_f)
2723 // // clean_geo_sizemap_f = precad_new_sizemap(pcs, geo_sizemap_f);
2725 // if(iso_sizemap_p)
2726 // clean_iso_sizemap_p = precad_new_sizemap(pcs, iso_sizemap_p);
2728 // if(iso_sizemap_e)
2729 // clean_iso_sizemap_e = precad_new_sizemap(pcs, iso_sizemap_e);
2731 // if(iso_sizemap_f)
2732 // clean_iso_sizemap_f = precad_new_sizemap(pcs, iso_sizemap_f);
2735 // Now we can delete the PreCAD session
2736 precad_session_delete(pcs);
2740 cout << "Give the pre-processed dcad object to the current MG-CADSurf session \n";
2741 cadsurf_data_set_dcad(css, cleandc);
2744 // Use the original one
2745 cadsurf_data_set_dcad(css, dcad);
2749 // Give the pre-processed CAD object to the current MG-CADSurf session
2750 cout << "Give the pre-processed CAD object to the current MG-CADSurf session \n";
2751 cadsurf_data_set_cad(css, cleanc);
2754 // Use the original one
2755 cadsurf_data_set_cad(css, c);
2758 std::cout << std::endl;
2759 std::cout << "Beginning of Surface Mesh generation" << std::endl;
2760 std::cout << std::endl;
2765 status = cadsurf_compute_mesh(css);
2768 catch ( std::exception& exc ) {
2769 _comment += exc.what();
2771 catch (Standard_Failure& ex) {
2772 _comment += ex.DynamicType()->Name();
2773 if ( ex.GetMessageString() && strlen( ex.GetMessageString() )) {
2775 _comment += ex.GetMessageString();
2779 if ( _comment.empty() )
2780 _comment = "Exception in cadsurf_compute_mesh()";
2783 std::cout << std::endl;
2784 std::cout << "End of Surface Mesh generation" << std::endl;
2785 std::cout << std::endl;
2788 cadsurf_data_get_mesh(css, &msh);
2790 /* release the mesh object */
2791 cadsurf_data_regain_mesh(css, msh);
2792 return error(_comment);
2795 std::string GMFFileName = BLSURFPlugin_Hypothesis::GetDefaultGMFFile();
2797 GMFFileName = _hypothesis->GetGMFFile();
2798 if (GMFFileName != "") {
2799 // bool GMFFileMode = _hypothesis->GetGMFFileMode();
2800 bool asciiFound = (GMFFileName.find(".mesh", GMFFileName.length()-5) != std::string::npos);
2801 bool binaryFound = (GMFFileName.find(".meshb",GMFFileName.length()-6) != std::string::npos);
2802 if (!asciiFound && !binaryFound)
2803 GMFFileName.append(".mesh");
2804 mesh_write_mesh(msh, GMFFileName.c_str());
2805 //cout << GMFFileName << " created = " << SMESH_File(GMFFileName).exists() << endl;
2808 /* retrieve mesh data (see meshgems/mesh.h) */
2809 integer nv, ne, nt, nq, vtx[4], tag, nb_tag;
2810 integer *evedg, *evtri, *evquad, *tags_buff, type;
2813 mesh_get_vertex_count(msh, &nv);
2814 mesh_get_edge_count(msh, &ne);
2815 mesh_get_triangle_count(msh, &nt);
2816 mesh_get_quadrangle_count(msh, &nq);
2818 evedg = (integer *)mesh_calloc_generic_buffer(msh);
2819 evtri = (integer *)mesh_calloc_generic_buffer(msh);
2820 evquad = (integer *)mesh_calloc_generic_buffer(msh);
2821 tags_buff = (integer*)mesh_calloc_generic_buffer(msh);
2823 std::vector<const SMDS_MeshNode*> nodes(nv+1);
2824 std::vector<bool> tags(nv+1);
2826 /* enumerated vertices */
2827 for(int iv=1;iv<=nv;iv++) {
2828 mesh_get_vertex_coordinates(msh, iv, xyz);
2829 mesh_get_vertex_tag(msh, iv, &tag);
2830 // Issue 0020656. Use vertex coordinates
2832 if ( tag > 0 && tag <= pmap.Extent() ) {
2833 TopoDS_Vertex v = TopoDS::Vertex(pmap(tag));
2834 double tol = BRep_Tool::Tolerance( v );
2835 gp_Pnt p = BRep_Tool::Pnt( v );
2836 if ( p.IsEqual( gp_Pnt( xyz[0], xyz[1], xyz[2]), 2*tol))
2837 xyz[0] = p.X(), xyz[1] = p.Y(), xyz[2] = p.Z();
2839 tag = 0; // enforced or attracted vertex
2840 nodes[iv] = SMESH_Algo::VertexNode( v, meshDS );
2843 nodes[iv] = meshDS->AddNode(xyz[0], xyz[1], xyz[2]);
2845 // Create group of enforced vertices if requested
2846 BLSURFPlugin_Hypothesis::TEnfVertexCoords projVertex;
2848 projVertex.push_back((double)xyz[0]);
2849 projVertex.push_back((double)xyz[1]);
2850 projVertex.push_back((double)xyz[2]);
2851 std::map< BLSURFPlugin_Hypothesis::TEnfVertexCoords, BLSURFPlugin_Hypothesis::TEnfVertexList >::const_iterator enfCoordsIt = EnfVertexCoords2EnfVertexList.find(projVertex);
2852 if (enfCoordsIt != EnfVertexCoords2EnfVertexList.end()) {
2853 MESSAGE("Found enforced vertex @ " << xyz[0] << ", " << xyz[1] << ", " << xyz[2]);
2854 BLSURFPlugin_Hypothesis::TEnfVertexList::const_iterator enfListIt = enfCoordsIt->second.begin();
2855 BLSURFPlugin_Hypothesis::TEnfVertex *currentEnfVertex;
2856 for (; enfListIt != enfCoordsIt->second.end(); ++enfListIt) {
2857 currentEnfVertex = (*enfListIt);
2858 if (currentEnfVertex->grpName != "") {
2859 bool groupDone = false;
2860 SMESH_Mesh::GroupIteratorPtr grIt = aMesh.GetGroups();
2861 MESSAGE("currentEnfVertex->grpName: " << currentEnfVertex->grpName);
2862 MESSAGE("Parsing the groups of the mesh");
2863 while (grIt->more()) {
2864 SMESH_Group * group = grIt->next();
2865 if ( !group ) continue;
2866 MESSAGE("Group: " << group->GetName());
2867 SMESHDS_GroupBase* groupDS = group->GetGroupDS();
2868 if ( !groupDS ) continue;
2869 MESSAGE("group->SMDSGroup().GetType(): " << (groupDS->GetType()));
2870 MESSAGE("group->SMDSGroup().GetType()==SMDSAbs_Node: " << (groupDS->GetType()==SMDSAbs_Node));
2871 MESSAGE("currentEnfVertex->grpName.compare(group->GetStoreName())==0: " << (currentEnfVertex->grpName.compare(group->GetName())==0));
2872 if ( groupDS->GetType()==SMDSAbs_Node && currentEnfVertex->grpName.compare(group->GetName())==0) {
2873 SMESHDS_Group* aGroupDS = static_cast<SMESHDS_Group*>( groupDS );
2874 aGroupDS->SMDSGroup().Add(nodes[iv]);
2875 MESSAGE("Node ID: " << nodes[iv]->GetID());
2876 // How can I inform the hypothesis ?
2877 // _hypothesis->AddEnfVertexNodeID(currentEnfVertex->grpName,nodes[iv]->GetID());
2879 MESSAGE("Successfully added enforced vertex to existing group " << currentEnfVertex->grpName);
2886 SMESH_Group* aGroup = aMesh.AddGroup(SMDSAbs_Node, currentEnfVertex->grpName.c_str(), groupId);
2887 aGroup->SetName( currentEnfVertex->grpName.c_str() );
2888 SMESHDS_Group* aGroupDS = static_cast<SMESHDS_Group*>( aGroup->GetGroupDS() );
2889 aGroupDS->SMDSGroup().Add(nodes[iv]);
2890 MESSAGE("Successfully created enforced vertex group " << currentEnfVertex->grpName);
2894 throw SALOME_Exception(LOCALIZED("An enforced vertex node was not added to a group"));
2897 MESSAGE("Group name is empty: '"<<currentEnfVertex->grpName<<"' => group is not created");
2901 // internal points are tagged to zero
2902 if(tag > 0 && tag <= pmap.Extent() ){
2903 meshDS->SetNodeOnVertex(nodes[iv], TopoDS::Vertex(pmap(tag)));
2910 /* enumerate edges */
2911 for(int it=1;it<=ne;it++) {
2913 mesh_get_edge_vertices(msh, it, vtx);
2914 mesh_get_edge_extra_vertices(msh, it, &type, evedg);
2915 mesh_get_edge_tag(msh, it, &tag);
2917 // If PreCAD performed some cleaning operations (remove tiny edges,
2918 // merge edges ...) an output tag can indeed represent several original tags.
2919 // Get the initial tags corresponding to the output tag and redefine the tag as
2920 // the last of the two initial tags (else the output tag is out of emap and hasn't any meaning)
2921 mesh_get_composite_tag_definition(msh, tag, &nb_tag, tags_buff);
2923 tag=tags_buff[nb_tag-1];
2924 if ( tag > emap.Extent() )
2926 std::cerr << "MG-CADSurf BUG:::: Edge tag " << tag
2927 << " more than nb CAD egdes (" << emap.Extent() << ")" << std::endl;
2931 Set_NodeOnEdge(meshDS, nodes[vtx[0]], emap(tag));
2932 tags[vtx[0]] = false;
2935 Set_NodeOnEdge(meshDS, nodes[vtx[1]], emap(tag));
2936 tags[vtx[1]] = false;
2938 if (type == MESHGEMS_MESH_ELEMENT_TYPE_EDGE3) {
2940 if (tags[evedg[0]]) {
2941 Set_NodeOnEdge(meshDS, nodes[evedg[0]], emap(tag));
2942 tags[evedg[0]] = false;
2944 edg = meshDS->AddEdge(nodes[vtx[0]], nodes[vtx[1]], nodes[evedg[0]]);
2947 edg = helper.AddEdge(nodes[vtx[0]], nodes[vtx[1]]);
2949 meshDS->SetMeshElementOnShape(edg, TopoDS::Edge(emap(tag)));
2952 /* enumerate triangles */
2953 for(int it=1;it<=nt;it++) {
2955 mesh_get_triangle_vertices(msh, it, vtx);
2956 mesh_get_triangle_extra_vertices(msh, it, &type, evtri);
2957 mesh_get_triangle_tag(msh, it, &tag);
2959 meshDS->SetNodeOnFace(nodes[vtx[0]], tag);
2960 tags[vtx[0]] = false;
2963 meshDS->SetNodeOnFace(nodes[vtx[1]], tag);
2964 tags[vtx[1]] = false;
2967 meshDS->SetNodeOnFace(nodes[vtx[2]], tag);
2968 tags[vtx[2]] = false;
2970 if (type == MESHGEMS_MESH_ELEMENT_TYPE_TRIA6) {
2971 // QUADRATIC TRIANGLE
2972 if (tags[evtri[0]]) {
2973 meshDS->SetNodeOnFace(nodes[evtri[0]], tag);
2974 tags[evtri[0]] = false;
2976 if (tags[evtri[1]]) {
2977 meshDS->SetNodeOnFace(nodes[evtri[1]], tag);
2978 tags[evtri[1]] = false;
2980 if (tags[evtri[2]]) {
2981 meshDS->SetNodeOnFace(nodes[evtri[2]], tag);
2982 tags[evtri[2]] = false;
2984 tri = meshDS->AddFace(nodes[vtx[0]], nodes[vtx[1]], nodes[vtx[2]],
2985 nodes[evtri[0]], nodes[evtri[1]], nodes[evtri[2]]);
2988 tri = helper.AddFace(nodes[vtx[0]], nodes[vtx[1]], nodes[vtx[2]]);
2990 meshDS->SetMeshElementOnShape(tri, tag);
2993 /* enumerate quadrangles */
2994 for(int it=1;it<=nq;it++) {
2995 SMDS_MeshFace* quad;
2996 mesh_get_quadrangle_vertices(msh, it, vtx);
2997 mesh_get_quadrangle_extra_vertices(msh, it, &type, evquad);
2998 mesh_get_quadrangle_tag(msh, it, &tag);
3000 meshDS->SetNodeOnFace(nodes[vtx[0]], tag);
3001 tags[vtx[0]] = false;
3004 meshDS->SetNodeOnFace(nodes[vtx[1]], tag);
3005 tags[vtx[1]] = false;
3008 meshDS->SetNodeOnFace(nodes[vtx[2]], tag);
3009 tags[vtx[2]] = false;
3012 meshDS->SetNodeOnFace(nodes[vtx[3]], tag);
3013 tags[vtx[3]] = false;
3015 if (type == MESHGEMS_MESH_ELEMENT_TYPE_QUAD9) {
3016 // QUADRATIC QUADRANGLE
3017 std::cout << "This is a quadratic quadrangle" << std::endl;
3018 if (tags[evquad[0]]) {
3019 meshDS->SetNodeOnFace(nodes[evquad[0]], tag);
3020 tags[evquad[0]] = false;
3022 if (tags[evquad[1]]) {
3023 meshDS->SetNodeOnFace(nodes[evquad[1]], tag);
3024 tags[evquad[1]] = false;
3026 if (tags[evquad[2]]) {
3027 meshDS->SetNodeOnFace(nodes[evquad[2]], tag);
3028 tags[evquad[2]] = false;
3030 if (tags[evquad[3]]) {
3031 meshDS->SetNodeOnFace(nodes[evquad[3]], tag);
3032 tags[evquad[3]] = false;
3034 if (tags[evquad[4]]) {
3035 meshDS->SetNodeOnFace(nodes[evquad[4]], tag);
3036 tags[evquad[4]] = false;
3038 quad = meshDS->AddFace(nodes[vtx[0]], nodes[vtx[1]], nodes[vtx[2]], nodes[vtx[3]],
3039 nodes[evquad[0]], nodes[evquad[1]], nodes[evquad[2]], nodes[evquad[3]],
3043 quad = helper.AddFace(nodes[vtx[0]], nodes[vtx[1]], nodes[vtx[2]], nodes[vtx[3]]);
3045 meshDS->SetMeshElementOnShape(quad, tag);
3048 /* release the mesh object, the rest is released by cleaner */
3049 cadsurf_data_regain_mesh(css, msh);
3051 if ( needMerge ) // sew mesh computed by MG-CADSurf with pre-existing mesh
3053 SMESH_MeshEditor editor( &aMesh );
3054 SMESH_MeshEditor::TListOfListOfNodes nodeGroupsToMerge;
3055 TIDSortedElemSet segementsOnEdge;
3056 TSubMeshSet::iterator smIt;
3057 SMESHDS_SubMesh* smDS;
3059 // merge nodes on EDGE's with ones computed by MG-CADSurf
3060 for ( smIt = mergeSubmeshes.begin(); smIt != mergeSubmeshes.end(); ++smIt )
3062 if (! (smDS = *smIt) ) continue;
3063 getNodeGroupsToMerge( smDS, meshDS->IndexToShape((*smIt)->GetID()), nodeGroupsToMerge );
3065 SMDS_ElemIteratorPtr segIt = smDS->GetElements();
3066 while ( segIt->more() )
3067 segementsOnEdge.insert( segIt->next() );
3070 editor.MergeNodes( nodeGroupsToMerge );
3073 SMESH_MeshEditor::TListOfListOfElementsID equalSegments;
3074 editor.FindEqualElements( segementsOnEdge, equalSegments );
3075 editor.MergeElements( equalSegments );
3077 // remove excess segments created on the boundary of viscous layers
3078 const SMDS_TypeOfPosition onFace = SMDS_TOP_FACE;
3079 for ( int i = 1; i <= emap.Extent(); ++i )
3081 if ( SMESHDS_SubMesh* smDS = meshDS->MeshElements( emap( i )))
3083 SMDS_ElemIteratorPtr segIt = smDS->GetElements();
3084 while ( segIt->more() )
3086 const SMDS_MeshElement* seg = segIt->next();
3087 if ( seg->GetNode(0)->GetPosition()->GetTypeOfPosition() == onFace ||
3088 seg->GetNode(1)->GetPosition()->GetTypeOfPosition() == onFace )
3089 meshDS->RemoveFreeElement( seg, smDS );
3095 // SetIsAlwaysComputed( true ) to sub-meshes of EDGEs w/o mesh
3096 TopLoc_Location loc; double f,l;
3097 for (int i = 1; i <= emap.Extent(); i++)
3098 if ( SMESH_subMesh* sm = aMesh.GetSubMeshContaining( emap( i )))
3099 sm->SetIsAlwaysComputed( true );
3100 for (int i = 1; i <= pmap.Extent(); i++)
3101 if ( SMESH_subMesh* sm = aMesh.GetSubMeshContaining( pmap( i )))
3102 if ( !sm->IsMeshComputed() )
3103 sm->SetIsAlwaysComputed( true );
3105 // Set error to FACE's w/o elements
3106 SMESH_ComputeErrorName err = COMPERR_ALGO_FAILED;
3107 if ( _comment.empty() && status == STATUS_OK )
3109 err = COMPERR_WARNING;
3110 _comment = "No mesh elements assigned to a face";
3112 bool badFaceFound = false;
3113 for (TopExp_Explorer face_iter(aShape,TopAbs_FACE);face_iter.More();face_iter.Next())
3115 TopoDS_Face f = TopoDS::Face(face_iter.Current());
3116 SMESH_subMesh* sm = aMesh.GetSubMesh( f );
3117 if ( !sm->GetSubMeshDS() || sm->GetSubMeshDS()->NbElements() == 0 )
3119 sm->GetComputeError().reset( new SMESH_ComputeError( err, _comment, this ));
3120 badFaceFound = true;
3123 if ( err == COMPERR_WARNING )
3127 if ( status != STATUS_OK && !badFaceFound ) {
3131 // Issue 0019864. On DebianSarge, FE signals do not obey to OSD::SetSignal(false)
3133 if ( oldFEFlags > 0 )
3134 feenableexcept( oldFEFlags );
3135 feclearexcept( FE_ALL_EXCEPT );
3139 std::cout << "FacesWithSizeMap" << std::endl;
3140 FacesWithSizeMap.Statistics(std::cout);
3141 std::cout << "EdgesWithSizeMap" << std::endl;
3142 EdgesWithSizeMap.Statistics(std::cout);
3143 std::cout << "VerticesWithSizeMap" << std::endl;
3144 VerticesWithSizeMap.Statistics(std::cout);
3145 std::cout << "FacesWithEnforcedVertices" << std::endl;
3146 FacesWithEnforcedVertices.Statistics(std::cout);
3149 MESSAGE("END OF BLSURFPlugin_BLSURF::Compute()");
3150 return ( status == STATUS_OK && !quadraticSubMeshAndViscousLayer );
3153 //================================================================================
3155 * \brief Terminates computation
3157 //================================================================================
3159 void BLSURFPlugin_BLSURF::CancelCompute()
3161 _compute_canceled = true;
3164 //=============================================================================
3168 //=============================================================================
3170 void BLSURFPlugin_BLSURF::Set_NodeOnEdge(SMESHDS_Mesh* meshDS, const SMDS_MeshNode* node, const TopoDS_Shape& ed) {
3171 const TopoDS_Edge edge = TopoDS::Edge(ed);
3173 gp_Pnt pnt(node->X(), node->Y(), node->Z());
3175 Standard_Real p0 = 0.0;
3176 Standard_Real p1 = 1.0;
3177 TopLoc_Location loc;
3178 Handle(Geom_Curve) curve = BRep_Tool::Curve(edge, loc, p0, p1);
3179 if ( curve.IsNull() )
3181 // issue 22499. Node at a sphere apex
3182 meshDS->SetNodeOnEdge(node, edge, p0);
3186 if ( !loc.IsIdentity() ) pnt.Transform( loc.Transformation().Inverted() );
3187 GeomAPI_ProjectPointOnCurve proj(pnt, curve, p0, p1);
3190 if ( proj.NbPoints() > 0 )
3192 pa = (double)proj.LowerDistanceParameter();
3193 // Issue 0020656. Move node if it is too far from edge
3194 gp_Pnt curve_pnt = curve->Value( pa );
3195 double dist2 = pnt.SquareDistance( curve_pnt );
3196 double tol = BRep_Tool::Tolerance( edge );
3197 if ( 1e-14 < dist2 && dist2 <= 1000*tol ) // large enough and within tolerance
3199 curve_pnt.Transform( loc );
3200 meshDS->MoveNode( node, curve_pnt.X(), curve_pnt.Y(), curve_pnt.Z() );
3204 meshDS->SetNodeOnEdge(node, edge, pa);
3207 /* Curve definition function See cad_curv_t in file meshgems/cad.h for
3209 * NOTE : if when your CAD systems evaluates second
3210 * order derivatives it also computes first order derivatives and
3211 * function evaluation, you can optimize this example by making only
3212 * one CAD call and filling the necessary uv, dt, dtt arrays.
3214 status_t curv_fun(real t, real *uv, real *dt, real *dtt, void *user_data)
3216 /* t is given. It contains the t (time) 1D parametric coordintaes
3217 of the point PreCAD/MG-CADSurf is querying on the curve */
3219 /* user_data identifies the edge PreCAD/MG-CADSurf is querying
3220 * (see cad_edge_new later in this example) */
3221 const Geom2d_Curve*pargeo = (const Geom2d_Curve*) user_data;
3224 /* MG-CADSurf is querying the function evaluation */
3227 uv[0]=P.X(); uv[1]=P.Y();
3231 /* query for the first order derivatives */
3234 dt[0]=V1.X(); dt[1]=V1.Y();
3238 /* query for the second order derivatives */
3241 dtt[0]=V2.X(); dtt[1]=V2.Y();
3247 /* Surface definition function.
3248 * See cad_surf_t in file meshgems/cad.h for more information.
3249 * NOTE : if when your CAD systems evaluates second order derivatives it also
3250 * computes first order derivatives and function evaluation, you can optimize
3251 * this example by making only one CAD call and filling the necessary xyz, du, dv, etc..
3254 status_t surf_fun(real *uv, real *xyz, real*du, real *dv,
3255 real *duu, real *duv, real *dvv, void *user_data)
3257 /* uv[2] is given. It contains the u,v coordinates of the point
3258 * PreCAD/MG-CADSurf is querying on the surface */
3260 /* user_data identifies the face PreCAD/MG-CADSurf is querying (see
3261 * cad_face_new later in this example)*/
3262 const Geom_Surface* geometry = (const Geom_Surface*) user_data;
3266 P=geometry->Value(uv[0],uv[1]); // S.D0(U,V,P);
3267 xyz[0]=P.X(); xyz[1]=P.Y(); xyz[2]=P.Z();
3274 geometry->D1(uv[0],uv[1],P,D1U,D1V);
3275 du[0]=D1U.X(); du[1]=D1U.Y(); du[2]=D1U.Z();
3276 dv[0]=D1V.X(); dv[1]=D1V.Y(); dv[2]=D1V.Z();
3279 if(duu && duv && dvv){
3283 gp_Vec D2U,D2V,D2UV;
3285 geometry->D2(uv[0],uv[1],P,D1U,D1V,D2U,D2V,D2UV);
3286 duu[0]=D2U.X(); duu[1]=D2U.Y(); duu[2]=D2U.Z();
3287 duv[0]=D2UV.X(); duv[1]=D2UV.Y(); duv[2]=D2UV.Z();
3288 dvv[0]=D2V.X(); dvv[1]=D2V.Y(); dvv[2]=D2V.Z();
3295 status_t size_on_surface(integer face_id, real *uv, real *size, void *user_data)
3297 //MESSAGE("size_on_surface")
3298 TId2ClsAttractorVec::iterator f2attVec;
3299 if (FaceId2PythonSmp.count(face_id) != 0){
3300 //MESSAGE("A size map is used to calculate size on face : "<<face_id)
3301 PyObject * pyresult = NULL;
3302 PyObject* new_stderr = NULL;
3303 assert(Py_IsInitialized());
3304 PyGILState_STATE gstate;
3305 gstate = PyGILState_Ensure();
3306 pyresult = PyObject_CallFunction(FaceId2PythonSmp[face_id],(char*)"(f,f)",uv[0],uv[1]);
3308 if ( pyresult != NULL) {
3309 result = PyFloat_AsDouble(pyresult);
3310 Py_DECREF(pyresult);
3315 string err_description="";
3316 new_stderr = newPyStdOut(err_description);
3317 PySys_SetObject((char*)"stderr", new_stderr);
3319 PySys_SetObject((char*)"stderr", PySys_GetObject((char*)"__stderr__"));
3320 Py_DECREF(new_stderr);
3321 MESSAGE("Can't evaluate f(" << uv[0] << "," << uv[1] << ")" << " error is " << err_description);
3322 result = *((real*)user_data);
3325 PyGILState_Release(gstate);
3327 else if (( f2attVec = FaceIndex2ClassAttractor.find(face_id)) != FaceIndex2ClassAttractor.end() && !f2attVec->second.empty()){
3328 // MESSAGE("attractor used on face :"<<face_id)
3329 // MESSAGE("List of attractor is not empty")
3330 // MESSAGE("Attractor empty : "<< FaceIndex2ClassAttractor[face_id]->Empty())
3333 std::vector< BLSURFPlugin_Attractor* > & attVec = f2attVec->second;
3334 for ( size_t i = 0; i < attVec.size(); ++i )
3336 //result += attVec[i]->GetSize(uv[0],uv[1]);
3337 result = Min( result, attVec[i]->GetSize(uv[0],uv[1]));
3339 //*size = result / attVec.size(); // mean of sizes defined by all attractors
3343 // MESSAGE("List of attractor is empty !!!")
3344 *size = *((real*)user_data);
3346 // std::cout << "Size_on_surface sur la face " << face_id << " donne une size de: " << *size << std::endl;
3350 status_t size_on_edge(integer edge_id, real t, real *size, void *user_data)
3352 if (EdgeId2PythonSmp.count(edge_id) != 0){
3353 PyObject * pyresult = NULL;
3354 PyObject* new_stderr = NULL;
3355 assert(Py_IsInitialized());
3356 PyGILState_STATE gstate;
3357 gstate = PyGILState_Ensure();
3358 pyresult = PyObject_CallFunction(EdgeId2PythonSmp[edge_id],(char*)"(f)",t);
3360 if ( pyresult != NULL) {
3361 result = PyFloat_AsDouble(pyresult);
3362 Py_DECREF(pyresult);
3367 string err_description="";
3368 new_stderr = newPyStdOut(err_description);
3369 PySys_SetObject((char*)"stderr", new_stderr);
3371 PySys_SetObject((char*)"stderr", PySys_GetObject((char*)"__stderr__"));
3372 Py_DECREF(new_stderr);
3373 MESSAGE("Can't evaluate f(" << t << ")" << " error is " << err_description);
3374 result = *((real*)user_data);
3377 PyGILState_Release(gstate);
3380 *size = *((real*)user_data);
3385 status_t size_on_vertex(integer point_id, real *size, void *user_data)
3387 if (VertexId2PythonSmp.count(point_id) != 0){
3388 PyObject * pyresult = NULL;
3389 PyObject* new_stderr = NULL;
3390 assert(Py_IsInitialized());
3391 PyGILState_STATE gstate;
3392 gstate = PyGILState_Ensure();
3393 pyresult = PyObject_CallFunction(VertexId2PythonSmp[point_id],(char*)"");
3395 if ( pyresult != NULL) {
3396 result = PyFloat_AsDouble(pyresult);
3397 Py_DECREF(pyresult);
3402 string err_description="";
3403 new_stderr = newPyStdOut(err_description);
3404 PySys_SetObject((char*)"stderr", new_stderr);
3406 PySys_SetObject((char*)"stderr", PySys_GetObject((char*)"__stderr__"));
3407 Py_DECREF(new_stderr);
3408 MESSAGE("Can't evaluate f()" << " error is " << err_description);
3409 result = *((real*)user_data);
3412 PyGILState_Release(gstate);
3415 *size = *((real*)user_data);
3421 * The following function will be called for PreCAD/MG-CADSurf message
3422 * printing. See context_set_message_callback (later in this
3423 * template) for how to set user_data.
3425 status_t message_cb(message_t *msg, void *user_data)
3427 integer errnumber = 0;
3429 message_get_number(msg, &errnumber);
3430 message_get_description(msg, &desc);
3432 message_cb_user_data * mcud = (message_cb_user_data*)user_data;
3433 // Get all the error message and some warning messages related to license and periodicity
3434 if ( errnumber < 0 ||
3435 err.find("license" ) != string::npos ||
3436 err.find("periodicity") != string::npos )
3438 // remove ^A from the tail
3439 int len = strlen( desc );
3440 while (len > 0 && desc[len-1] != '\n')
3442 mcud->_error->append( desc, len );
3445 if ( errnumber == 3009001 )
3446 * mcud->_progress = atof( desc + 11 ) / 100.;
3447 if ( mcud->_verbosity > 0 )
3448 std::cout << desc << std::endl;
3453 /* This is the interrupt callback. PreCAD/MG-CADSurf will call this
3454 * function regularily. See the file meshgems/interrupt.h
3456 status_t interrupt_cb(integer *interrupt_status, void *user_data)
3458 integer you_want_to_continue = 1;
3459 BLSURFPlugin_BLSURF* tmp = (BLSURFPlugin_BLSURF*)user_data;
3460 you_want_to_continue = !tmp->computeCanceled();
3462 if(you_want_to_continue)
3464 *interrupt_status = INTERRUPT_CONTINUE;
3467 else /* you want to stop MG-CADSurf */
3469 *interrupt_status = INTERRUPT_STOP;
3470 return STATUS_ERROR;
3474 //=============================================================================
3478 //=============================================================================
3479 bool BLSURFPlugin_BLSURF::Evaluate(SMESH_Mesh& aMesh,
3480 const TopoDS_Shape& aShape,
3481 MapShapeNbElems& aResMap)
3483 double diagonal = aMesh.GetShapeDiagonalSize();
3484 double bbSegmentation = _gen->GetBoundaryBoxSegmentation();
3485 int _physicalMesh = BLSURFPlugin_Hypothesis::GetDefaultPhysicalMesh();
3486 double _phySize = BLSURFPlugin_Hypothesis::GetDefaultPhySize(diagonal, bbSegmentation);
3487 bool _phySizeRel = BLSURFPlugin_Hypothesis::GetDefaultPhySizeRel();
3488 //int _geometricMesh = BLSURFPlugin_Hypothesis::GetDefaultGeometricMesh();
3489 double _angleMesh = BLSURFPlugin_Hypothesis::GetDefaultAngleMesh();
3490 bool _quadAllowed = BLSURFPlugin_Hypothesis::GetDefaultQuadAllowed();
3492 _physicalMesh = (int) _hypothesis->GetPhysicalMesh();
3493 _phySizeRel = _hypothesis->IsPhySizeRel();
3494 if ( _hypothesis->GetPhySize() > 0)
3495 _phySize = _phySizeRel ? diagonal*_hypothesis->GetPhySize() : _hypothesis->GetPhySize();
3496 //_geometricMesh = (int) hyp->GetGeometricMesh();
3497 if (_hypothesis->GetAngleMesh() > 0)
3498 _angleMesh = _hypothesis->GetAngleMesh();
3499 _quadAllowed = _hypothesis->GetQuadAllowed();
3501 //0020968: EDF1545 SMESH: Problem in the creation of a mesh group on geometry
3502 // GetDefaultPhySize() sometimes leads to computation failure
3503 _phySize = aMesh.GetShapeDiagonalSize() / _gen->GetBoundaryBoxSegmentation();
3504 MESSAGE("BLSURFPlugin_BLSURF::SetParameters using defaults");
3507 bool IsQuadratic = _quadraticMesh;
3512 TopTools_DataMapOfShapeInteger EdgesMap;
3513 double fullLen = 0.0;
3514 double fullNbSeg = 0;
3515 for (TopExp_Explorer exp(aShape, TopAbs_EDGE); exp.More(); exp.Next()) {
3516 TopoDS_Edge E = TopoDS::Edge( exp.Current() );
3517 if( EdgesMap.IsBound(E) )
3519 SMESH_subMesh *sm = aMesh.GetSubMesh(E);
3520 double aLen = SMESH_Algo::EdgeLength(E);
3523 if(_physicalMesh==1) {
3524 nb1d = (int)( aLen/_phySize + 1 );
3529 Handle(Geom_Curve) C = BRep_Tool::Curve(E,f,l);
3530 double fullAng = 0.0;
3531 double dp = (l-f)/200;
3536 for(int j=2; j<=200; j++) {
3539 fullAng += fabs(V1.Angle(V2));
3543 nb1d = (int)( fullAng/_angleMesh + 1 );
3546 std::vector<int> aVec(SMDSEntity_Last);
3547 for(int i=SMDSEntity_Node; i<SMDSEntity_Last; i++) aVec[i]=0;
3548 if( IsQuadratic > 0 ) {
3549 aVec[SMDSEntity_Node] = 2*nb1d - 1;
3550 aVec[SMDSEntity_Quad_Edge] = nb1d;
3553 aVec[SMDSEntity_Node] = nb1d - 1;
3554 aVec[SMDSEntity_Edge] = nb1d;
3556 aResMap.insert(std::make_pair(sm,aVec));
3557 EdgesMap.Bind(E,nb1d);
3559 double ELen = fullLen/fullNbSeg;
3563 // try to evaluate as in MEFISTO
3564 for (TopExp_Explorer exp(aShape, TopAbs_FACE); exp.More(); exp.Next()) {
3565 TopoDS_Face F = TopoDS::Face( exp.Current() );
3566 SMESH_subMesh *sm = aMesh.GetSubMesh(F);
3568 BRepGProp::SurfaceProperties(F,G);
3569 double anArea = G.Mass();
3571 std::vector<int> nb1dVec;
3572 for (TopExp_Explorer exp1(F,TopAbs_EDGE); exp1.More(); exp1.Next()) {
3573 int nbSeg = EdgesMap.Find(exp1.Current());
3575 nb1dVec.push_back( nbSeg );
3578 int nbTria = (int) ( anArea/( ELen*ELen*sqrt(3.) / 4 ) );
3579 int nbNodes = (int) ( ( nbTria*3 - (nb1d-1)*2 ) / 6 + 1 );
3582 if ( nb1dVec.size() == 4 ) // quadrangle geom face
3584 int n1 = nb1dVec[0], n2 = nb1dVec[ nb1dVec[1] == nb1dVec[0] ? 2 : 1 ];
3586 nbNodes = (n1 + 1) * (n2 + 1);
3591 nbTria = nbQuad = nbTria / 3 + 1;
3594 std::vector<int> aVec(SMDSEntity_Last,0);
3596 int nb1d_in = (nbTria*3 - nb1d) / 2;
3597 aVec[SMDSEntity_Node] = nbNodes + nb1d_in;
3598 aVec[SMDSEntity_Quad_Triangle] = nbTria;
3599 aVec[SMDSEntity_Quad_Quadrangle] = nbQuad;
3602 aVec[SMDSEntity_Node] = nbNodes;
3603 aVec[SMDSEntity_Triangle] = nbTria;
3604 aVec[SMDSEntity_Quadrangle] = nbQuad;
3606 aResMap.insert(std::make_pair(sm,aVec));
3613 BRepGProp::VolumeProperties(aShape,G);
3614 double aVolume = G.Mass();
3615 double tetrVol = 0.1179*ELen*ELen*ELen;
3616 int nbVols = int(aVolume/tetrVol);
3617 int nb1d_in = int(( nbVols*6 - fullNbSeg ) / 6 );
3618 std::vector<int> aVec(SMDSEntity_Last);
3619 for(int i=SMDSEntity_Node; i<SMDSEntity_Last; i++) aVec[i]=0;
3621 aVec[SMDSEntity_Node] = nb1d_in/3 + 1 + nb1d_in;
3622 aVec[SMDSEntity_Quad_Tetra] = nbVols;
3625 aVec[SMDSEntity_Node] = nb1d_in/3 + 1;
3626 aVec[SMDSEntity_Tetra] = nbVols;
3628 SMESH_subMesh *sm = aMesh.GetSubMesh(aShape);
3629 aResMap.insert(std::make_pair(sm,aVec));