1 // Copyright (C) 2007-2016 CEA/DEN, EDF R&D
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
21 // File : BLSURFPlugin_BLSURF.cxx
22 // Authors : Francis KLOSS (OCC) & Patrick LAUG (INRIA) & Lioka RAZAFINDRAZAKA (CEA)
23 // & Aurelien ALLEAUME (DISTENE)
24 // Size maps developement: Nicolas GEIMER (OCC) & Gilles DAVID (EURIWARE)
27 #include "BLSURFPlugin_BLSURF.hxx"
28 #include "BLSURFPlugin_Hypothesis.hxx"
29 #include "BLSURFPlugin_Attractor.hxx"
32 #include <meshgems/meshgems.h>
33 #include <meshgems/cadsurf.h>
36 #include <structmember.h>
39 #include <Basics_Utils.hxx>
40 #include <Basics_OCCTVersion.hxx>
42 #include <SMDS_EdgePosition.hxx>
43 #include <SMESHDS_Group.hxx>
44 #include <SMESH_Gen.hxx>
45 #include <SMESH_Group.hxx>
46 #include <SMESH_Mesh.hxx>
47 #include <SMESH_MeshEditor.hxx>
48 #include <SMESH_MesherHelper.hxx>
49 #include <StdMeshers_FaceSide.hxx>
50 #include <StdMeshers_ViscousLayers2D.hxx>
51 #include <SMESH_File.hxx>
53 #include <utilities.h>
61 // OPENCASCADE includes
62 #include <BRepBuilderAPI_MakeFace.hxx>
63 #include <BRepBuilderAPI_MakePolygon.hxx>
64 //#include <BRepBuilderAPI_MakeVertex.hxx>
65 #include <BRepGProp.hxx>
66 #include <BRepTools.hxx>
67 #include <BRep_Builder.hxx>
68 #include <BRep_Tool.hxx>
69 #include <GProp_GProps.hxx>
70 #include <Geom2d_Curve.hxx>
71 #include <GeomAPI_ProjectPointOnCurve.hxx>
72 #include <GeomAPI_ProjectPointOnSurf.hxx>
73 #include <Geom_Curve.hxx>
74 #include <Geom_Surface.hxx>
75 #include <NCollection_Map.hxx>
76 #include <Standard_ErrorHandler.hxx>
78 #include <TopExp_Explorer.hxx>
79 #include <TopTools_DataMapOfShapeInteger.hxx>
80 #include <TopTools_IndexedMapOfShape.hxx>
81 #include <TopTools_MapOfShape.hxx>
83 #include <TopoDS_Compound.hxx>
84 #include <TopoDS_Edge.hxx>
85 #include <TopoDS_Face.hxx>
86 #include <TopoDS_Shape.hxx>
87 #include <TopoDS_Vertex.hxx>
88 #include <TopoDS_Wire.hxx>
90 #include <gp_Pnt2d.hxx>
100 /* ==================================
101 * =========== PYTHON ==============
102 * ==================================*/
113 PyStdOut_dealloc(PyStdOut *self)
119 PyStdOut_write(PyStdOut *self, PyObject *args)
123 if (!PyArg_ParseTuple(args, "t#:write",&c, &l))
126 *(self->out)=*(self->out)+c;
132 static PyMethodDef PyStdOut_methods[] = {
133 {"write", (PyCFunction)PyStdOut_write, METH_VARARGS,
134 PyDoc_STR("write(string) -> None")},
135 {NULL, NULL} /* sentinel */
138 static PyMemberDef PyStdOut_memberlist[] = {
139 {(char*)"softspace", T_INT, offsetof(PyStdOut, softspace), 0,
140 (char*)"flag indicating that a space needs to be printed; used by print"},
141 {NULL} /* Sentinel */
144 static PyTypeObject PyStdOut_Type = {
145 /* The ob_type field must be initialized in the module init function
146 * to be portable to Windows without using C++. */
147 PyObject_HEAD_INIT(NULL)
150 sizeof(PyStdOut), /*tp_basicsize*/
153 (destructor)PyStdOut_dealloc, /*tp_dealloc*/
160 0, /*tp_as_sequence*/
165 PyObject_GenericGetAttr, /*tp_getattro*/
166 /* softspace is writable: we must supply tp_setattro */
167 PyObject_GenericSetAttr, /* tp_setattro */
169 Py_TPFLAGS_DEFAULT, /*tp_flags*/
173 0, /*tp_richcompare*/
174 0, /*tp_weaklistoffset*/
177 PyStdOut_methods, /*tp_methods*/
178 PyStdOut_memberlist, /*tp_members*/
192 PyObject * newPyStdOut( std::string& out )
194 PyStdOut* self = PyObject_New(PyStdOut, &PyStdOut_Type);
199 return (PyObject*)self;
204 ////////////////////////END PYTHON///////////////////////////
206 //////////////////MY MAPS////////////////////////////////////////
208 TopTools_IndexedMapOfShape FacesWithSizeMap;
209 std::map<int,string> FaceId2SizeMap;
210 TopTools_IndexedMapOfShape EdgesWithSizeMap;
211 std::map<int,string> EdgeId2SizeMap;
212 TopTools_IndexedMapOfShape VerticesWithSizeMap;
213 std::map<int,string> VertexId2SizeMap;
215 std::map<int,PyObject*> FaceId2PythonSmp;
216 std::map<int,PyObject*> EdgeId2PythonSmp;
217 std::map<int,PyObject*> VertexId2PythonSmp;
219 typedef std::map<int, std::vector< BLSURFPlugin_Attractor* > > TId2ClsAttractorVec;
220 TId2ClsAttractorVec FaceId2ClassAttractor;
221 TId2ClsAttractorVec FaceIndex2ClassAttractor;
222 std::map<int,std::vector<double> > FaceId2AttractorCoords;
225 TopTools_IndexedMapOfShape FacesWithEnforcedVertices;
226 std::map< int, BLSURFPlugin_Hypothesis::TEnfVertexCoordsList > FaceId2EnforcedVertexCoords;
227 std::map< BLSURFPlugin_Hypothesis::TEnfVertexCoords, BLSURFPlugin_Hypothesis::TEnfVertexCoords > EnfVertexCoords2ProjVertex;
228 std::map< BLSURFPlugin_Hypothesis::TEnfVertexCoords, BLSURFPlugin_Hypothesis::TEnfVertexList > EnfVertexCoords2EnfVertexList;
230 bool HasSizeMapOnFace=false;
231 bool HasSizeMapOnEdge=false;
232 bool HasSizeMapOnVertex=false;
233 //bool HasAttractorOnFace=false;
235 //=============================================================================
239 //=============================================================================
241 BLSURFPlugin_BLSURF::BLSURFPlugin_BLSURF(int hypId, int studyId,
243 : SMESH_2D_Algo(hypId, studyId, gen)
245 MESSAGE("BLSURFPlugin_BLSURF::BLSURFPlugin_BLSURF");
247 _name = "MG-CADSurf";//"BLSURF";
248 _shapeType = (1 << TopAbs_FACE); // 1 bit /shape type
249 _compatibleHypothesis.push_back(BLSURFPlugin_Hypothesis::GetHypType());
250 _compatibleHypothesis.push_back(StdMeshers_ViscousLayers2D::GetHypType());
251 _requireDiscreteBoundary = false;
252 _onlyUnaryInput = false;
254 _supportSubmeshes = true;
256 smeshGen_i = SMESH_Gen_i::GetSMESHGen();
257 CORBA::Object_var anObject = smeshGen_i->GetNS()->Resolve("/myStudyManager");
258 SALOMEDS::StudyManager_var aStudyMgr = SALOMEDS::StudyManager::_narrow(anObject);
260 MESSAGE("studyid = " << _studyId);
263 myStudy = aStudyMgr->GetStudyByID(_studyId);
264 if ( !myStudy->_is_nil() )
265 MESSAGE("myStudy->StudyId() = " << myStudy->StudyId());
267 /* Initialize the Python interpreter */
268 assert(Py_IsInitialized());
269 PyGILState_STATE gstate;
270 gstate = PyGILState_Ensure();
273 main_mod = PyImport_AddModule("__main__");
276 main_dict = PyModule_GetDict(main_mod);
278 PyRun_SimpleString("from math import *");
279 PyGILState_Release(gstate);
281 FacesWithSizeMap.Clear();
282 FaceId2SizeMap.clear();
283 EdgesWithSizeMap.Clear();
284 EdgeId2SizeMap.clear();
285 VerticesWithSizeMap.Clear();
286 VertexId2SizeMap.clear();
287 FaceId2PythonSmp.clear();
288 EdgeId2PythonSmp.clear();
289 VertexId2PythonSmp.clear();
290 FaceId2AttractorCoords.clear();
291 FaceId2ClassAttractor.clear();
292 FaceIndex2ClassAttractor.clear();
293 FacesWithEnforcedVertices.Clear();
294 FaceId2EnforcedVertexCoords.clear();
295 EnfVertexCoords2ProjVertex.clear();
296 EnfVertexCoords2EnfVertexList.clear();
298 _compute_canceled = false;
301 //=============================================================================
305 //=============================================================================
307 BLSURFPlugin_BLSURF::~BLSURFPlugin_BLSURF()
309 MESSAGE("BLSURFPlugin_BLSURF::~BLSURFPlugin_BLSURF");
313 //=============================================================================
317 //=============================================================================
319 bool BLSURFPlugin_BLSURF::CheckHypothesis
321 const TopoDS_Shape& aShape,
322 SMESH_Hypothesis::Hypothesis_Status& aStatus)
325 _haveViscousLayers = false;
327 list<const SMESHDS_Hypothesis*>::const_iterator itl;
328 const SMESHDS_Hypothesis* theHyp;
330 const list<const SMESHDS_Hypothesis*>& hyps = GetUsedHypothesis(aMesh, aShape,
331 /*ignoreAuxiliary=*/false);
332 aStatus = SMESH_Hypothesis::HYP_OK;
335 return true; // can work with no hypothesis
338 for ( itl = hyps.begin(); itl != hyps.end() && ( aStatus == HYP_OK ); ++itl )
341 string hypName = theHyp->GetName();
342 if ( hypName == BLSURFPlugin_Hypothesis::GetHypType() )
344 _hypothesis = static_cast<const BLSURFPlugin_Hypothesis*> (theHyp);
346 if ( _hypothesis->GetPhysicalMesh() == BLSURFPlugin_Hypothesis::DefaultSize &&
347 _hypothesis->GetGeometricMesh() == BLSURFPlugin_Hypothesis::DefaultGeom )
348 // hphy_flag = 0 and hgeo_flag = 0 is not allowed (spec)
349 aStatus = SMESH_Hypothesis::HYP_BAD_PARAMETER;
351 else if ( hypName == StdMeshers_ViscousLayers2D::GetHypType() )
353 if ( !_haveViscousLayers )
355 if ( error( StdMeshers_ViscousLayers2D::CheckHypothesis( aMesh, aShape, aStatus )))
356 _haveViscousLayers = true;
361 aStatus = SMESH_Hypothesis::HYP_INCOMPATIBLE;
364 return aStatus == SMESH_Hypothesis::HYP_OK;
367 //=============================================================================
369 * Pass parameters to MG-CADSurf
371 //=============================================================================
373 inline std::string val_to_string(double d)
375 std::ostringstream o;
380 inline std::string val_to_string_rel(double d)
382 std::ostringstream o;
388 inline std::string val_to_string(int i)
390 std::ostringstream o;
395 inline std::string val_to_string_rel(int i)
397 std::ostringstream o;
403 double _smp_phy_size;
404 status_t size_on_surface(integer face_id, real *uv, real *size, void *user_data);
405 status_t size_on_edge(integer edge_id, real t, real *size, void *user_data);
406 status_t size_on_vertex(integer vertex_id, real *size, void *user_data);
412 /////////////////////////////////////////////////////////
413 projectionPoint getProjectionPoint(const TopoDS_Face& face, const gp_Pnt& point)
415 projectionPoint myPoint;
416 Handle(Geom_Surface) surface = BRep_Tool::Surface(face);
417 GeomAPI_ProjectPointOnSurf projector( point, surface );
418 if ( !projector.IsDone() || projector.NbPoints()==0 )
419 throw "getProjectionPoint: Can't project";
421 Quantity_Parameter u,v;
422 projector.LowerDistanceParameters(u,v);
423 myPoint.uv = gp_XY(u,v);
424 gp_Pnt aPnt = projector.NearestPoint();
425 myPoint.xyz = gp_XYZ(aPnt.X(),aPnt.Y(),aPnt.Z());
429 /////////////////////////////////////////////////////////
431 /////////////////////////////////////////////////////////
432 double getT(const TopoDS_Edge& edge, const gp_Pnt& point)
435 Handle(Geom_Curve) curve = BRep_Tool::Curve(edge, f,l);
436 GeomAPI_ProjectPointOnCurve projector( point, curve);
437 if ( projector.NbPoints() == 0 )
439 return projector.LowerDistanceParameter();
442 /////////////////////////////////////////////////////////
443 TopoDS_Shape BLSURFPlugin_BLSURF::entryToShape(std::string entry)
445 MESSAGE("BLSURFPlugin_BLSURF::entryToShape "<<entry );
446 GEOM::GEOM_Object_var aGeomObj;
447 TopoDS_Shape S = TopoDS_Shape();
448 SALOMEDS::SObject_var aSObj = myStudy->FindObjectID( entry.c_str() );
449 if (!aSObj->_is_nil()) {
450 CORBA::Object_var obj = aSObj->GetObject();
451 aGeomObj = GEOM::GEOM_Object::_narrow(obj);
454 if ( !aGeomObj->_is_nil() )
455 S = smeshGen_i->GeomObjectToShape( aGeomObj.in() );
459 void _createEnforcedVertexOnFace(TopoDS_Face faceShape, gp_Pnt aPnt, BLSURFPlugin_Hypothesis::TEnfVertex *enfVertex)
461 BLSURFPlugin_Hypothesis::TEnfVertexCoords enf_coords, coords, s_coords;
466 // Get the (u,v) values of the enforced vertex on the face
467 projectionPoint myPoint = getProjectionPoint(faceShape,aPnt);
469 MESSAGE("Enforced Vertex: " << aPnt.X() << ", " << aPnt.Y() << ", " << aPnt.Z());
470 MESSAGE("Projected Vertex: " << myPoint.xyz.X() << ", " << myPoint.xyz.Y() << ", " << myPoint.xyz.Z());
471 MESSAGE("Parametric coordinates: " << myPoint.uv.X() << ", " << myPoint.uv.Y() );
473 enf_coords.push_back(aPnt.X());
474 enf_coords.push_back(aPnt.Y());
475 enf_coords.push_back(aPnt.Z());
477 coords.push_back(myPoint.uv.X());
478 coords.push_back(myPoint.uv.Y());
479 coords.push_back(myPoint.xyz.X());
480 coords.push_back(myPoint.xyz.Y());
481 coords.push_back(myPoint.xyz.Z());
483 s_coords.push_back(myPoint.xyz.X());
484 s_coords.push_back(myPoint.xyz.Y());
485 s_coords.push_back(myPoint.xyz.Z());
487 // Save pair projected vertex / enf vertex
488 MESSAGE("Storing pair projected vertex / enf vertex:");
489 MESSAGE("("<< myPoint.xyz.X() << ", " << myPoint.xyz.Y() << ", " << myPoint.xyz.Z() <<") / (" << aPnt.X() << ", " << aPnt.Y() << ", " << aPnt.Z()<<")");
490 EnfVertexCoords2ProjVertex[s_coords] = enf_coords;
491 MESSAGE("Group name is: \"" << enfVertex->grpName << "\"");
492 pair<BLSURFPlugin_Hypothesis::TEnfVertexList::iterator,bool> ret;
493 BLSURFPlugin_Hypothesis::TEnfVertexList::iterator it;
494 ret = EnfVertexCoords2EnfVertexList[s_coords].insert(enfVertex);
495 if (ret.second == false) {
497 (*it)->grpName = enfVertex->grpName;
501 if (! FacesWithEnforcedVertices.Contains(faceShape)) {
502 key = FacesWithEnforcedVertices.Add(faceShape);
505 key = FacesWithEnforcedVertices.FindIndex(faceShape);
508 // If a node is already created by an attractor, do not create enforced vertex
509 int attractorKey = FacesWithSizeMap.FindIndex(faceShape);
510 bool sameAttractor = false;
511 if (attractorKey >= 0)
512 if (FaceId2AttractorCoords.count(attractorKey) > 0)
513 if (FaceId2AttractorCoords[attractorKey] == coords)
514 sameAttractor = true;
516 if (FaceId2EnforcedVertexCoords.find(key) != FaceId2EnforcedVertexCoords.end()) {
517 MESSAGE("Map of enf. vertex has key " << key)
518 MESSAGE("Enf. vertex list size is: " << FaceId2EnforcedVertexCoords[key].size())
520 FaceId2EnforcedVertexCoords[key].insert(coords); // there should be no redondant coords here (see std::set management)
522 MESSAGE("An attractor node is already defined: I don't add the enforced vertex");
523 MESSAGE("New Enf. vertex list size is: " << FaceId2EnforcedVertexCoords[key].size())
526 MESSAGE("Map of enf. vertex has not key " << key << ": creating it")
527 if (! sameAttractor) {
528 BLSURFPlugin_Hypothesis::TEnfVertexCoordsList ens;
530 FaceId2EnforcedVertexCoords[key] = ens;
533 MESSAGE("An attractor node is already defined: I don't add the enforced vertex");
537 /////////////////////////////////////////////////////////
538 void BLSURFPlugin_BLSURF::createEnforcedVertexOnFace(TopoDS_Shape faceShape, BLSURFPlugin_Hypothesis::TEnfVertexList enfVertexList)
540 BLSURFPlugin_Hypothesis::TEnfVertex* enfVertex;
543 BLSURFPlugin_Hypothesis::TEnfVertexList::const_iterator enfVertexListIt = enfVertexList.begin();
545 for( ; enfVertexListIt != enfVertexList.end() ; ++enfVertexListIt ) {
546 enfVertex = *enfVertexListIt;
547 // Case of manual coords
548 if (enfVertex->coords.size() != 0) {
549 aPnt.SetCoord(enfVertex->coords[0],enfVertex->coords[1],enfVertex->coords[2]);
550 _createEnforcedVertexOnFace( TopoDS::Face(faceShape), aPnt, enfVertex);
553 // Case of geom vertex coords
554 if (enfVertex->geomEntry != "") {
555 TopoDS_Shape GeomShape = entryToShape(enfVertex->geomEntry);
556 TopAbs_ShapeEnum GeomType = GeomShape.ShapeType();
557 if (GeomType == TopAbs_VERTEX){
558 aPnt = BRep_Tool::Pnt(TopoDS::Vertex(GeomShape));
559 _createEnforcedVertexOnFace( TopoDS::Face(faceShape), aPnt, enfVertex);
562 if (GeomType == TopAbs_COMPOUND){
563 for (TopoDS_Iterator it (GeomShape); it.More(); it.Next()){
564 if (it.Value().ShapeType() == TopAbs_VERTEX){
565 aPnt = BRep_Tool::Pnt(TopoDS::Vertex(it.Value()));
566 _createEnforcedVertexOnFace( TopoDS::Face(faceShape), aPnt, enfVertex);
574 /////////////////////////////////////////////////////////
575 void createAttractorOnFace(TopoDS_Shape GeomShape, std::string AttractorFunction, double defaultSize)
577 MESSAGE("Attractor function: "<< AttractorFunction);
578 double xa, ya, za; // Coordinates of attractor point
579 double a, b; // Attractor parameter
581 bool createNode=false; // To create a node on attractor projection
583 const char *sep = ";";
584 // atIt->second has the following pattern:
585 // ATTRACTOR(xa;ya;za;a;b;True|False;d)
587 // xa;ya;za : coordinates of attractor
588 // a : desired size on attractor
589 // b : distance of influence of attractor
590 // d : distance until which the size remains constant
592 // We search the parameters in the string
594 pos1 = AttractorFunction.find(sep);
595 if (pos1!=string::npos)
596 xa = atof(AttractorFunction.substr(10, pos1-10).c_str());
598 pos2 = AttractorFunction.find(sep, pos1+1);
599 if (pos2!=string::npos) {
600 ya = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
604 pos2 = AttractorFunction.find(sep, pos1+1);
605 if (pos2!=string::npos) {
606 za = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
610 pos2 = AttractorFunction.find(sep, pos1+1);
611 if (pos2!=string::npos) {
612 a = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
616 pos2 = AttractorFunction.find(sep, pos1+1);
617 if (pos2!=string::npos) {
618 b = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
622 pos2 = AttractorFunction.find(sep, pos1+1);
623 if (pos2!=string::npos) {
624 string createNodeStr = AttractorFunction.substr(pos1+1, pos2-pos1-1);
625 MESSAGE("createNode: " << createNodeStr);
626 createNode = (AttractorFunction.substr(pos1+1, pos2-pos1-1) == "True");
630 pos2 = AttractorFunction.find(")");
631 if (pos2!=string::npos) {
632 d = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
635 // Get the (u,v) values of the attractor on the face
636 projectionPoint myPoint = getProjectionPoint(TopoDS::Face(GeomShape),gp_Pnt(xa,ya,za));
637 gp_XY uvPoint = myPoint.uv;
638 gp_XYZ xyzPoint = myPoint.xyz;
639 Standard_Real u0 = uvPoint.X();
640 Standard_Real v0 = uvPoint.Y();
641 Standard_Real x0 = xyzPoint.X();
642 Standard_Real y0 = xyzPoint.Y();
643 Standard_Real z0 = xyzPoint.Z();
644 std::vector<double> coords;
645 coords.push_back(u0);
646 coords.push_back(v0);
647 coords.push_back(x0);
648 coords.push_back(y0);
649 coords.push_back(z0);
650 // We construct the python function
651 ostringstream attractorFunctionStream;
652 attractorFunctionStream << "def f(u,v): return ";
653 attractorFunctionStream << defaultSize << "-(" << defaultSize <<"-" << a << ")";
654 //attractorFunctionStream << "*exp(-((u-("<<u0<<"))*(u-("<<u0<<"))+(v-("<<v0<<"))*(v-("<<v0<<")))/(" << b << "*" << b <<"))";
655 // rnc: make possible to keep the size constant until
656 // a defined distance. Distance is expressed as the positiv part
657 // of r-d where r is the distance to (u0,v0)
658 attractorFunctionStream << "*exp(-(0.5*(sqrt((u-"<<u0<<")**2+(v-"<<v0<<")**2)-"<<d<<"+abs(sqrt((u-"<<u0<<")**2+(v-"<<v0<<")**2)-"<<d<<"))/(" << b << "))**2)";
660 MESSAGE("Python function for attractor:" << std::endl << attractorFunctionStream.str());
663 if (! FacesWithSizeMap.Contains(TopoDS::Face(GeomShape))) {
664 key = FacesWithSizeMap.Add(TopoDS::Face(GeomShape));
667 key = FacesWithSizeMap.FindIndex(TopoDS::Face(GeomShape));
669 FaceId2SizeMap[key] =attractorFunctionStream.str();
671 MESSAGE("Creating node on ("<<x0<<","<<y0<<","<<z0<<")");
672 FaceId2AttractorCoords[key] = coords;
674 // // Test for new attractors
675 // gp_Pnt myP(xyzPoint);
676 // TopoDS_Vertex myV = BRepBuilderAPI_MakeVertex(myP);
677 // BLSURFPlugin_Attractor myAttractor(TopoDS::Face(GeomShape),myV,200);
678 // myAttractor.SetParameters(a, defaultSize, b, d);
679 // myAttractor.SetType(1);
680 // FaceId2ClassAttractor[key] = myAttractor;
681 // if(FaceId2ClassAttractor[key].GetFace().IsNull()){
682 // MESSAGE("face nulle ");
685 // MESSAGE("face OK");
687 // if (FaceId2ClassAttractor[key].GetAttractorShape().IsNull()){
688 // MESSAGE("pas de point");
691 // MESSAGE("point OK");
694 // One sub-shape to get ids from
695 BLSURFPlugin_BLSURF::TListOfIDs _getSubShapeIDsInMainShape(TopoDS_Shape theMainShape, TopoDS_Shape theSubShape,
696 TopAbs_ShapeEnum theShapeType)
698 BLSURFPlugin_BLSURF::TListOfIDs face_ids;
699 TopTools_IndexedMapOfShape anIndices;
701 TopExp::MapShapes(theMainShape, theShapeType, anIndices);
703 // Standard_Boolean result = BRepTools::Write(theMainShape,"main_shape.brep");
705 for (TopExp_Explorer face_iter(theSubShape,theShapeType);face_iter.More();face_iter.Next())
707 int face_id = anIndices.FindIndex(face_iter.Current());
709 throw SALOME_Exception ( SMESH_Comment("Sub_shape not found in main_shape"));
710 face_ids.push_back(face_id);
711 // std::ostringstream o;
712 // o << "face_" << face_id << ".brep";
713 // std::string face_name = o.str();
714 // const TopoDS_Face& face = TopoDS::Face(face_iter.Current());
715 // Standard_Boolean result = BRepTools::Write(face,face_name.c_str());
721 BLSURFPlugin_BLSURF::TListOfIDs _getSubShapeIDsInMainShape(SMESH_Mesh* theMesh,
722 TopoDS_Shape theSubShape,
723 TopAbs_ShapeEnum theShapeType)
725 BLSURFPlugin_BLSURF::TListOfIDs face_ids;
727 for (TopExp_Explorer face_iter(theSubShape,theShapeType);face_iter.More();face_iter.Next())
729 int face_id = theMesh->GetMeshDS()->ShapeToIndex(face_iter.Current());
731 throw SALOME_Exception ( SMESH_Comment("Sub_shape not found in main_shape"));
732 face_ids.push_back(face_id);
738 void BLSURFPlugin_BLSURF::addCoordsFromVertices(const std::vector<std::string> &theVerticesEntries, std::vector<double> &theVerticesCoords)
740 for (std::vector<std::string>::const_iterator it = theVerticesEntries.begin(); it != theVerticesEntries.end(); it++)
742 BLSURFPlugin_Hypothesis::TEntry theVertexEntry = *it;
743 MESSAGE("Vertex entry " << theVertexEntry);
744 addCoordsFromVertex(theVertexEntry, theVerticesCoords);
749 void BLSURFPlugin_BLSURF::addCoordsFromVertex(BLSURFPlugin_Hypothesis::TEntry theVertexEntry, std::vector<double> &theVerticesCoords)
751 if (theVertexEntry!="")
753 TopoDS_Shape aShape = entryToShape(theVertexEntry);
755 gp_Pnt aPnt = BRep_Tool::Pnt( TopoDS::Vertex( aShape ) );
756 double theX, theY, theZ;
761 theVerticesCoords.push_back(theX);
762 theVerticesCoords.push_back(theY);
763 theVerticesCoords.push_back(theZ);
767 /////////////////////////////////////////////////////////
768 void BLSURFPlugin_BLSURF::createPreCadFacesPeriodicity(TopoDS_Shape theGeomShape, const BLSURFPlugin_Hypothesis::TPreCadPeriodicity &preCadPeriodicity)
770 MESSAGE("BLSURFPlugin_BLSURF::createPreCadFacesPeriodicity");
772 TopoDS_Shape geomShape1 = entryToShape(preCadPeriodicity.shape1Entry);
773 TopoDS_Shape geomShape2 = entryToShape(preCadPeriodicity.shape2Entry);
775 TListOfIDs theFace1_ids = _getSubShapeIDsInMainShape(theGeomShape, geomShape1, TopAbs_FACE);
776 TListOfIDs theFace2_ids = _getSubShapeIDsInMainShape(theGeomShape, geomShape2, TopAbs_FACE);
778 TPreCadPeriodicityIDs preCadFacesPeriodicityIDs;
779 preCadFacesPeriodicityIDs.shape1IDs = theFace1_ids;
780 preCadFacesPeriodicityIDs.shape2IDs = theFace2_ids;
782 MESSAGE("preCadPeriodicity.theSourceVerticesEntries.size(): " << preCadPeriodicity.theSourceVerticesEntries.size());
783 MESSAGE("preCadPeriodicity.theTargetVerticesEntries.size(): " << preCadPeriodicity.theTargetVerticesEntries.size());
785 addCoordsFromVertices(preCadPeriodicity.theSourceVerticesEntries, preCadFacesPeriodicityIDs.theSourceVerticesCoords);
786 addCoordsFromVertices(preCadPeriodicity.theTargetVerticesEntries, preCadFacesPeriodicityIDs.theTargetVerticesCoords);
788 MESSAGE("preCadFacesPeriodicityIDs.theSourceVerticesCoords.size(): " << preCadFacesPeriodicityIDs.theSourceVerticesCoords.size());
789 MESSAGE("preCadFacesPeriodicityIDs.theTargetVerticesCoords.size(): " << preCadFacesPeriodicityIDs.theTargetVerticesCoords.size());
791 _preCadFacesIDsPeriodicityVector.push_back(preCadFacesPeriodicityIDs);
792 MESSAGE("_preCadFacesIDsPeriodicityVector.size() = " << _preCadFacesIDsPeriodicityVector.size());
793 MESSAGE("BLSURFPlugin_BLSURF::createPreCadFacesPeriodicity END");
797 /////////////////////////////////////////////////////////
798 void BLSURFPlugin_BLSURF::createPreCadEdgesPeriodicity(TopoDS_Shape theGeomShape, const BLSURFPlugin_Hypothesis::TPreCadPeriodicity &preCadPeriodicity)
800 MESSAGE("BLSURFPlugin_BLSURF::createPreCadEdgesPeriodicity");
802 TopoDS_Shape geomShape1 = entryToShape(preCadPeriodicity.shape1Entry);
803 TopoDS_Shape geomShape2 = entryToShape(preCadPeriodicity.shape2Entry);
805 TListOfIDs theEdge1_ids = _getSubShapeIDsInMainShape(theGeomShape, geomShape1, TopAbs_EDGE);
806 TListOfIDs theEdge2_ids = _getSubShapeIDsInMainShape(theGeomShape, geomShape2, TopAbs_EDGE);
808 TPreCadPeriodicityIDs preCadEdgesPeriodicityIDs;
809 preCadEdgesPeriodicityIDs.shape1IDs = theEdge1_ids;
810 preCadEdgesPeriodicityIDs.shape2IDs = theEdge2_ids;
812 addCoordsFromVertices(preCadPeriodicity.theSourceVerticesEntries, preCadEdgesPeriodicityIDs.theSourceVerticesCoords);
813 addCoordsFromVertices(preCadPeriodicity.theTargetVerticesEntries, preCadEdgesPeriodicityIDs.theTargetVerticesCoords);
815 _preCadEdgesIDsPeriodicityVector.push_back(preCadEdgesPeriodicityIDs);
816 MESSAGE("_preCadEdgesIDsPeriodicityVector.size() = " << _preCadEdgesIDsPeriodicityVector.size());
817 MESSAGE("BLSURFPlugin_BLSURF::createPreCadEdgesPeriodicity END");
822 /////////////////////////////////////////////////////////
824 void BLSURFPlugin_BLSURF::SetParameters(const BLSURFPlugin_Hypothesis* hyp,
825 cadsurf_session_t * css,
826 const TopoDS_Shape& theGeomShape
830 // Clear map so that it is not stored in the algorithm with old enforced vertices in it
831 EnfVertexCoords2EnfVertexList.clear();
833 double diagonal = SMESH_Mesh::GetShapeDiagonalSize( theGeomShape );
834 double bbSegmentation = _gen->GetBoundaryBoxSegmentation();
835 int _physicalMesh = BLSURFPlugin_Hypothesis::GetDefaultPhysicalMesh();
836 int _geometricMesh = BLSURFPlugin_Hypothesis::GetDefaultGeometricMesh();
837 double _phySize = BLSURFPlugin_Hypothesis::GetDefaultPhySize(diagonal, bbSegmentation);
838 bool _phySizeRel = BLSURFPlugin_Hypothesis::GetDefaultPhySizeRel();
839 double _minSize = BLSURFPlugin_Hypothesis::GetDefaultMinSize(diagonal);
840 bool _minSizeRel = BLSURFPlugin_Hypothesis::GetDefaultMinSizeRel();
841 double _maxSize = BLSURFPlugin_Hypothesis::GetDefaultMaxSize(diagonal);
842 bool _maxSizeRel = BLSURFPlugin_Hypothesis::GetDefaultMaxSizeRel();
843 double _use_gradation = BLSURFPlugin_Hypothesis::GetDefaultUseGradation();
844 double _gradation = BLSURFPlugin_Hypothesis::GetDefaultGradation();
845 double _use_volume_gradation = BLSURFPlugin_Hypothesis::GetDefaultUseVolumeGradation();
846 double _volume_gradation = BLSURFPlugin_Hypothesis::GetDefaultVolumeGradation();
847 bool _quadAllowed = BLSURFPlugin_Hypothesis::GetDefaultQuadAllowed();
848 double _angleMesh = BLSURFPlugin_Hypothesis::GetDefaultAngleMesh();
849 double _chordalError = BLSURFPlugin_Hypothesis::GetDefaultChordalError(diagonal);
850 bool _anisotropic = BLSURFPlugin_Hypothesis::GetDefaultAnisotropic();
851 double _anisotropicRatio = BLSURFPlugin_Hypothesis::GetDefaultAnisotropicRatio();
852 bool _removeTinyEdges = BLSURFPlugin_Hypothesis::GetDefaultRemoveTinyEdges();
853 double _tinyEdgeLength = BLSURFPlugin_Hypothesis::GetDefaultTinyEdgeLength(diagonal);
854 bool _optimiseTinyEdges = BLSURFPlugin_Hypothesis::GetDefaultOptimiseTinyEdges();
855 double _tinyEdgeOptimisLength = BLSURFPlugin_Hypothesis::GetDefaultTinyEdgeOptimisationLength(diagonal);
856 bool _correctSurfaceIntersec= BLSURFPlugin_Hypothesis::GetDefaultCorrectSurfaceIntersection();
857 double _corrSurfaceIntersCost = BLSURFPlugin_Hypothesis::GetDefaultCorrectSurfaceIntersectionMaxCost();
858 bool _badElementRemoval = BLSURFPlugin_Hypothesis::GetDefaultBadElementRemoval();
859 double _badElementAspectRatio = BLSURFPlugin_Hypothesis::GetDefaultBadElementAspectRatio();
860 bool _optimizeMesh = BLSURFPlugin_Hypothesis::GetDefaultOptimizeMesh();
861 bool _quadraticMesh = BLSURFPlugin_Hypothesis::GetDefaultQuadraticMesh();
862 int _verb = BLSURFPlugin_Hypothesis::GetDefaultVerbosity();
863 //int _topology = BLSURFPlugin_Hypothesis::GetDefaultTopology();
866 //int _precadMergeEdges = BLSURFPlugin_Hypothesis::GetDefaultPreCADMergeEdges();
867 int _precadRemoveTinyUVEdges = BLSURFPlugin_Hypothesis::GetDefaultPreCADRemoveTinyUVEdges();
868 //int _precadRemoveDuplicateCADFaces = BLSURFPlugin_Hypothesis::GetDefaultPreCADRemoveDuplicateCADFaces();
869 int _precadProcess3DTopology = BLSURFPlugin_Hypothesis::GetDefaultPreCADProcess3DTopology();
870 //int _precadDiscardInput = BLSURFPlugin_Hypothesis::GetDefaultPreCADDiscardInput();
874 MESSAGE("BLSURFPlugin_BLSURF::SetParameters");
875 _physicalMesh = (int) hyp->GetPhysicalMesh();
876 _geometricMesh = (int) hyp->GetGeometricMesh();
877 if (hyp->GetPhySize() > 0) {
878 _phySize = hyp->GetPhySize();
879 // if user size is not explicitly specified, "relative" flag is ignored
880 _phySizeRel = hyp->IsPhySizeRel();
882 if (hyp->GetMinSize() > 0) {
883 _minSize = hyp->GetMinSize();
884 // if min size is not explicitly specified, "relative" flag is ignored
885 _minSizeRel = hyp->IsMinSizeRel();
887 if (hyp->GetMaxSize() > 0) {
888 _maxSize = hyp->GetMaxSize();
889 // if max size is not explicitly specified, "relative" flag is ignored
890 _maxSizeRel = hyp->IsMaxSizeRel();
892 _use_gradation = hyp->GetUseGradation();
893 if (hyp->GetGradation() > 0 && _use_gradation)
894 _gradation = hyp->GetGradation();
895 _use_volume_gradation = hyp->GetUseVolumeGradation();
896 if (hyp->GetVolumeGradation() > 0 && _use_volume_gradation )
897 _volume_gradation = hyp->GetVolumeGradation();
898 _quadAllowed = hyp->GetQuadAllowed();
899 if (hyp->GetAngleMesh() > 0)
900 _angleMesh = hyp->GetAngleMesh();
901 if (hyp->GetChordalError() > 0)
902 _chordalError = hyp->GetChordalError();
903 _anisotropic = hyp->GetAnisotropic();
904 if (hyp->GetAnisotropicRatio() >= 0)
905 _anisotropicRatio = hyp->GetAnisotropicRatio();
906 _removeTinyEdges = hyp->GetRemoveTinyEdges();
907 if (hyp->GetTinyEdgeLength() > 0)
908 _tinyEdgeLength = hyp->GetTinyEdgeLength();
909 _optimiseTinyEdges = hyp->GetOptimiseTinyEdges();
910 if (hyp->GetTinyEdgeOptimisationLength() > 0)
911 _tinyEdgeOptimisLength = hyp->GetTinyEdgeOptimisationLength();
912 _correctSurfaceIntersec = hyp->GetCorrectSurfaceIntersection();
913 if (hyp->GetCorrectSurfaceIntersectionMaxCost() > 0)
914 _corrSurfaceIntersCost = hyp->GetCorrectSurfaceIntersectionMaxCost();
915 _badElementRemoval = hyp->GetBadElementRemoval();
916 if (hyp->GetBadElementAspectRatio() >= 0)
917 _badElementAspectRatio = hyp->GetBadElementAspectRatio();
918 _optimizeMesh = hyp->GetOptimizeMesh();
919 _quadraticMesh = hyp->GetQuadraticMesh();
920 _verb = hyp->GetVerbosity();
921 //_topology = (int) hyp->GetTopology();
923 //_precadMergeEdges = hyp->GetPreCADMergeEdges();
924 _precadRemoveTinyUVEdges = hyp->GetPreCADRemoveTinyUVEdges();
925 //_precadRemoveDuplicateCADFaces = hyp->GetPreCADRemoveDuplicateCADFaces();
926 _precadProcess3DTopology = hyp->GetPreCADProcess3DTopology();
927 //_precadDiscardInput = hyp->GetPreCADDiscardInput();
929 const BLSURFPlugin_Hypothesis::TOptionValues& opts = hyp->GetOptionValues();
930 BLSURFPlugin_Hypothesis::TOptionValues::const_iterator opIt;
931 for ( opIt = opts.begin(); opIt != opts.end(); ++opIt )
932 if ( !opIt->second.empty() ) {
933 MESSAGE("cadsurf_set_param(): " << opIt->first << " = " << opIt->second);
934 set_param(css, opIt->first.c_str(), opIt->second.c_str());
937 const BLSURFPlugin_Hypothesis::TOptionValues& custom_opts = hyp->GetCustomOptionValues();
938 for ( opIt = custom_opts.begin(); opIt != custom_opts.end(); ++opIt )
939 if ( !opIt->second.empty() ) {
940 MESSAGE("cadsurf_set_param(): " << opIt->first << " = " << opIt->second);
941 set_param(css, opIt->first.c_str(), opIt->second.c_str());
944 const BLSURFPlugin_Hypothesis::TOptionValues& preCADopts = hyp->GetPreCADOptionValues();
945 for ( opIt = preCADopts.begin(); opIt != preCADopts.end(); ++opIt )
946 if ( !opIt->second.empty() ) {
947 MESSAGE("cadsurf_set_param(): " << opIt->first << " = " << opIt->second);
948 set_param(css, opIt->first.c_str(), opIt->second.c_str());
952 // PreProcessor (formerly PreCAD) -- commented params are preCADoptions (since 0023307)
953 //set_param(css, "merge_edges", _precadMergeEdges ? "yes" : "no");
954 set_param(css, "remove_tiny_uv_edges", _precadRemoveTinyUVEdges ? "yes" : "no");
955 //set_param(css, "remove_duplicate_cad_faces", _precadRemoveDuplicateCADFaces ? "yes" : "no");
956 set_param(css, "process_3d_topology", _precadProcess3DTopology ? "1" : "0");
957 //set_param(css, "discard_input_topology", _precadDiscardInput ? "1" : "0");
958 //set_param(css, "max_number_of_points_per_patch", "1000000");
960 bool useGradation = false;
961 switch (_physicalMesh)
963 case BLSURFPlugin_Hypothesis::PhysicalGlobalSize:
964 set_param(css, "physical_size_mode", "global");
965 set_param(css, "global_physical_size", _phySizeRel ? val_to_string_rel(_phySize).c_str() : val_to_string(_phySize).c_str());
967 case BLSURFPlugin_Hypothesis::PhysicalLocalSize:
968 set_param(css, "physical_size_mode", "local");
969 set_param(css, "global_physical_size", _phySizeRel ? val_to_string_rel(_phySize).c_str() : val_to_string(_phySize).c_str());
973 set_param(css, "physical_size_mode", "none");
976 switch (_geometricMesh)
978 case BLSURFPlugin_Hypothesis::GeometricalGlobalSize:
979 set_param(css, "geometric_size_mode", "global");
980 set_param(css, "geometric_approximation", val_to_string(_angleMesh).c_str());
981 set_param(css, "chordal_error", val_to_string(_chordalError).c_str());
984 case BLSURFPlugin_Hypothesis::GeometricalLocalSize:
985 set_param(css, "geometric_size_mode", "local");
986 set_param(css, "geometric_approximation", val_to_string(_angleMesh).c_str());
987 set_param(css, "chordal_error", val_to_string(_chordalError).c_str());
991 set_param(css, "geometric_size_mode", "none");
994 if ( hyp && hyp->GetPhySize() > 0 ) {
995 // user size is explicitly specified via hypothesis parameters
996 // min and max sizes should be compared with explicitly specified user size
997 // - compute absolute min size
998 double mins = _minSizeRel ? _minSize * diagonal : _minSize;
999 // - min size should not be greater than user size
1000 if ( _phySize < mins )
1001 set_param(css, "min_size", _phySizeRel ? val_to_string_rel(_phySize).c_str() : val_to_string(_phySize).c_str());
1003 set_param(css, "min_size", _minSizeRel ? val_to_string_rel(_minSize).c_str() : val_to_string(_minSize).c_str());
1004 // - compute absolute max size
1005 double maxs = _maxSizeRel ? _maxSize * diagonal : _maxSize;
1006 // - max size should not be less than user size
1007 if ( _phySize > maxs )
1008 set_param(css, "max_size", _phySizeRel ? val_to_string_rel(_phySize).c_str() : val_to_string(_phySize).c_str());
1010 set_param(css, "max_size", _maxSizeRel ? val_to_string_rel(_maxSize).c_str() : val_to_string(_maxSize).c_str());
1013 // user size is not explicitly specified
1014 // - if minsize is not explicitly specified, we pass default value computed automatically, in this case "relative" flag is ignored
1015 set_param(css, "min_size", _minSizeRel ? val_to_string_rel(_minSize).c_str() : val_to_string(_minSize).c_str());
1016 // - if maxsize is not explicitly specified, we pass default value computed automatically, in this case "relative" flag is ignored
1017 set_param(css, "max_size", _maxSizeRel ? val_to_string_rel(_maxSize).c_str() : val_to_string(_maxSize).c_str());
1019 // anisotropic and quadrangle mesh requires disabling gradation
1020 if ( _anisotropic && _quadAllowed )
1021 useGradation = false; // limitation of V1.3
1022 if ( useGradation && _use_gradation )
1023 set_param(css, "gradation", val_to_string(_gradation).c_str());
1024 if ( useGradation && _use_volume_gradation )
1025 set_param(css, "volume_gradation", val_to_string(_volume_gradation).c_str());
1026 set_param(css, "element_generation", _quadAllowed ? "quad_dominant" : "triangle");
1029 set_param(css, "metric", _anisotropic ? "anisotropic" : "isotropic");
1031 set_param(css, "anisotropic_ratio", val_to_string(_anisotropicRatio).c_str());
1032 set_param(css, "remove_tiny_edges", _removeTinyEdges ? "1" : "0");
1033 if ( _removeTinyEdges )
1034 set_param(css, "tiny_edge_length", val_to_string(_tinyEdgeLength).c_str());
1035 set_param(css, "optimise_tiny_edges", _optimiseTinyEdges ? "1" : "0");
1036 if ( _optimiseTinyEdges )
1037 set_param(css, "tiny_edge_optimisation_length", val_to_string(_tinyEdgeOptimisLength).c_str());
1038 set_param(css, "correct_surface_intersections", _correctSurfaceIntersec ? "1" : "0");
1039 if ( _correctSurfaceIntersec )
1040 set_param(css, "surface_intersections_processing_max_cost", val_to_string(_corrSurfaceIntersCost ).c_str());
1041 set_param(css, "force_bad_surface_element_removal", _badElementRemoval ? "1" : "0");
1042 if ( _badElementRemoval )
1043 set_param(css, "bad_surface_element_aspect_ratio", val_to_string(_badElementAspectRatio).c_str());
1044 set_param(css, "optimisation", _optimizeMesh ? "yes" : "no");
1045 set_param(css, "element_order", _quadraticMesh ? "quadratic" : "linear");
1046 set_param(css, "verbose", val_to_string(_verb).c_str());
1048 _smp_phy_size = _phySizeRel ? _phySize*diagonal : _phySize;
1050 std::cout << "_smp_phy_size = " << _smp_phy_size << std::endl;
1052 if (_physicalMesh == BLSURFPlugin_Hypothesis::PhysicalLocalSize){
1053 TopoDS_Shape GeomShape;
1054 TopoDS_Shape AttShape;
1055 TopAbs_ShapeEnum GeomType;
1057 // Standard Size Maps
1059 MESSAGE("Setting a Size Map");
1060 const BLSURFPlugin_Hypothesis::TSizeMap sizeMaps = BLSURFPlugin_Hypothesis::GetSizeMapEntries(hyp);
1061 BLSURFPlugin_Hypothesis::TSizeMap::const_iterator smIt = sizeMaps.begin();
1062 for ( ; smIt != sizeMaps.end(); ++smIt ) {
1063 if ( !smIt->second.empty() ) {
1064 MESSAGE("cadsurf_set_sizeMap(): " << smIt->first << " = " << smIt->second);
1065 GeomShape = entryToShape(smIt->first);
1066 GeomType = GeomShape.ShapeType();
1067 MESSAGE("Geomtype is " << GeomType);
1070 if (GeomType == TopAbs_COMPOUND) {
1071 for (TopoDS_Iterator it (GeomShape); it.More(); it.Next()){
1073 if (it.Value().ShapeType() == TopAbs_FACE){
1074 HasSizeMapOnFace = true;
1075 if (! FacesWithSizeMap.Contains(TopoDS::Face(it.Value()))) {
1076 key = FacesWithSizeMap.Add(TopoDS::Face(it.Value()));
1079 key = FacesWithSizeMap.FindIndex(TopoDS::Face(it.Value()));
1080 // MESSAGE("Face with key " << key << " already in map");
1082 FaceId2SizeMap[key] = smIt->second;
1085 if (it.Value().ShapeType() == TopAbs_EDGE){
1086 HasSizeMapOnEdge = true;
1087 HasSizeMapOnFace = true;
1088 if (! EdgesWithSizeMap.Contains(TopoDS::Edge(it.Value()))) {
1089 key = EdgesWithSizeMap.Add(TopoDS::Edge(it.Value()));
1092 key = EdgesWithSizeMap.FindIndex(TopoDS::Edge(it.Value()));
1093 // MESSAGE("Edge with key " << key << " already in map");
1095 EdgeId2SizeMap[key] = smIt->second;
1097 // Group of vertices
1098 if (it.Value().ShapeType() == TopAbs_VERTEX){
1099 HasSizeMapOnVertex = true;
1100 HasSizeMapOnEdge = true;
1101 HasSizeMapOnFace = true;
1102 if (! VerticesWithSizeMap.Contains(TopoDS::Vertex(it.Value()))) {
1103 key = VerticesWithSizeMap.Add(TopoDS::Vertex(it.Value()));
1106 key = VerticesWithSizeMap.FindIndex(TopoDS::Vertex(it.Value()));
1107 MESSAGE("Group of vertices with key " << key << " already in map");
1109 MESSAGE("Group of vertices with key " << key << " has a size map: " << smIt->second);
1110 VertexId2SizeMap[key] = smIt->second;
1115 if (GeomType == TopAbs_FACE){
1116 HasSizeMapOnFace = true;
1117 if (! FacesWithSizeMap.Contains(TopoDS::Face(GeomShape))) {
1118 key = FacesWithSizeMap.Add(TopoDS::Face(GeomShape));
1121 key = FacesWithSizeMap.FindIndex(TopoDS::Face(GeomShape));
1122 // MESSAGE("Face with key " << key << " already in map");
1124 FaceId2SizeMap[key] = smIt->second;
1127 if (GeomType == TopAbs_EDGE){
1128 HasSizeMapOnEdge = true;
1129 HasSizeMapOnFace = true;
1130 if (! EdgesWithSizeMap.Contains(TopoDS::Edge(GeomShape))) {
1131 key = EdgesWithSizeMap.Add(TopoDS::Edge(GeomShape));
1134 key = EdgesWithSizeMap.FindIndex(TopoDS::Edge(GeomShape));
1135 // MESSAGE("Edge with key " << key << " already in map");
1137 EdgeId2SizeMap[key] = smIt->second;
1140 if (GeomType == TopAbs_VERTEX){
1141 HasSizeMapOnVertex = true;
1142 HasSizeMapOnEdge = true;
1143 HasSizeMapOnFace = true;
1144 if (! VerticesWithSizeMap.Contains(TopoDS::Vertex(GeomShape))) {
1145 key = VerticesWithSizeMap.Add(TopoDS::Vertex(GeomShape));
1148 key = VerticesWithSizeMap.FindIndex(TopoDS::Vertex(GeomShape));
1149 MESSAGE("Vertex with key " << key << " already in map");
1151 MESSAGE("Vertex with key " << key << " has a size map: " << smIt->second);
1152 VertexId2SizeMap[key] = smIt->second;
1160 // TODO appeler le constructeur des attracteurs directement ici
1161 MESSAGE("Setting Attractors");
1162 // if ( !_phySizeRel ) {
1163 const BLSURFPlugin_Hypothesis::TSizeMap attractors = BLSURFPlugin_Hypothesis::GetAttractorEntries(hyp);
1164 BLSURFPlugin_Hypothesis::TSizeMap::const_iterator atIt = attractors.begin();
1165 for ( ; atIt != attractors.end(); ++atIt ) {
1166 if ( !atIt->second.empty() ) {
1167 MESSAGE("cadsurf_set_attractor(): " << atIt->first << " = " << atIt->second);
1168 GeomShape = entryToShape(atIt->first);
1169 GeomType = GeomShape.ShapeType();
1171 if (GeomType == TopAbs_COMPOUND){
1172 for (TopoDS_Iterator it (GeomShape); it.More(); it.Next()){
1173 if (it.Value().ShapeType() == TopAbs_FACE){
1174 HasSizeMapOnFace = true;
1175 createAttractorOnFace(it.Value(), atIt->second, _phySizeRel ? _phySize*diagonal : _phySize);
1180 if (GeomType == TopAbs_FACE){
1181 HasSizeMapOnFace = true;
1182 createAttractorOnFace(GeomShape, atIt->second, _phySizeRel ? _phySize*diagonal : _phySize);
1185 if (GeomType == TopAbs_EDGE){
1186 HasSizeMapOnEdge = true;
1187 HasSizeMapOnFace = true;
1188 EdgeId2SizeMap[TopoDS::Edge(GeomShape).HashCode(IntegerLast())] = atIt->second;
1190 if (GeomType == TopAbs_VERTEX){
1191 HasSizeMapOnVertex = true;
1192 HasSizeMapOnEdge = true;
1193 HasSizeMapOnFace = true;
1194 VertexId2SizeMap[TopoDS::Vertex(GeomShape).HashCode(IntegerLast())] = atIt->second;
1201 // MESSAGE("Impossible to create the attractors when the physical size is relative");
1204 // temporary commented out for testing
1206 // - Fill in the BLSURFPlugin_Hypothesis::TAttractorMap map in the hypothesis
1207 // - Uncomment and complete this part to construct the attractors from the attractor shape and the passed parameters on each face of the map
1208 // - To do this use the public methodss: SetParameters(several double parameters) and SetType(int type)
1210 // - Construct the attractors with an empty dist. map in the hypothesis
1211 // - 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()
1212 // -> define a bool _mapbuilt in the class that is set to false by default and set to true when calling _buildmap() OK
1214 theNbAttractors = 0;
1215 const BLSURFPlugin_Hypothesis::TAttractorMap class_attractors = BLSURFPlugin_Hypothesis::GetClassAttractorEntries(hyp);
1217 BLSURFPlugin_Hypothesis::TAttractorMap::const_iterator AtIt = class_attractors.begin();
1218 for ( ; AtIt != class_attractors.end(); ++AtIt ) {
1219 if ( !AtIt->second->Empty() ) {
1220 // MESSAGE("cadsurf_set_attractor(): " << AtIt->first << " = " << AtIt->second);
1221 GeomShape = entryToShape(AtIt->first);
1222 if ( !SMESH_MesherHelper::IsSubShape( GeomShape, theGeomShape ))
1224 AttShape = AtIt->second->GetAttractorShape();
1225 GeomType = GeomShape.ShapeType();
1227 // if (GeomType == TopAbs_COMPOUND){
1228 // for (TopoDS_Iterator it (GeomShape); it.More(); it.Next()){
1229 // if (it.Value().ShapeType() == TopAbs_FACE){
1230 // HasAttractorOnFace = true;
1231 // myAttractor = BLSURFPluginAttractor(GeomShape, AttShape);
1236 if (GeomType == TopAbs_FACE
1237 && (AttShape.ShapeType() == TopAbs_VERTEX
1238 || AttShape.ShapeType() == TopAbs_EDGE
1239 || AttShape.ShapeType() == TopAbs_WIRE
1240 || AttShape.ShapeType() == TopAbs_COMPOUND) ){
1241 HasSizeMapOnFace = true;
1243 key = FacesWithSizeMap.Add(TopoDS::Face(GeomShape) );
1245 FaceId2ClassAttractor[key].push_back( AtIt->second );
1249 MESSAGE("Wrong shape type !!")
1257 // Enforced Vertices
1259 MESSAGE("Setting Enforced Vertices");
1260 const BLSURFPlugin_Hypothesis::TFaceEntryEnfVertexListMap entryEnfVertexListMap = BLSURFPlugin_Hypothesis::GetAllEnforcedVerticesByFace(hyp);
1261 BLSURFPlugin_Hypothesis::TFaceEntryEnfVertexListMap::const_iterator enfIt = entryEnfVertexListMap.begin();
1262 for ( ; enfIt != entryEnfVertexListMap.end(); ++enfIt ) {
1263 if ( !enfIt->second.empty() ) {
1264 GeomShape = entryToShape(enfIt->first);
1265 GeomType = GeomShape.ShapeType();
1267 if (GeomType == TopAbs_COMPOUND){
1268 for (TopoDS_Iterator it (GeomShape); it.More(); it.Next()){
1269 if (it.Value().ShapeType() == TopAbs_FACE){
1270 HasSizeMapOnFace = true;
1271 createEnforcedVertexOnFace(it.Value(), enfIt->second);
1276 if (GeomType == TopAbs_FACE){
1277 HasSizeMapOnFace = true;
1278 createEnforcedVertexOnFace(GeomShape, enfIt->second);
1283 // Internal vertices
1284 bool useInternalVertexAllFaces = BLSURFPlugin_Hypothesis::GetInternalEnforcedVertexAllFaces(hyp);
1285 if (useInternalVertexAllFaces) {
1286 std::string grpName = BLSURFPlugin_Hypothesis::GetInternalEnforcedVertexAllFacesGroup(hyp);
1287 MESSAGE("Setting Internal Enforced Vertices");
1289 TopExp_Explorer exp (theGeomShape, TopAbs_FACE);
1290 for (; exp.More(); exp.Next()){
1291 MESSAGE("Iterating shapes. Shape type is " << exp.Current().ShapeType());
1292 TopExp_Explorer exp_face (exp.Current(), TopAbs_VERTEX, TopAbs_EDGE);
1293 for (; exp_face.More(); exp_face.Next())
1295 // Get coords of vertex
1296 // Check if current coords is already in enfVertexList
1297 // If coords not in enfVertexList, add new enfVertex
1298 aPnt = BRep_Tool::Pnt(TopoDS::Vertex(exp_face.Current()));
1299 MESSAGE("Found vertex on face at " << aPnt.X() <<", "<<aPnt.Y()<<", "<<aPnt.Z());
1300 BLSURFPlugin_Hypothesis::TEnfVertex* enfVertex = new BLSURFPlugin_Hypothesis::TEnfVertex();
1301 enfVertex->coords.push_back(aPnt.X());
1302 enfVertex->coords.push_back(aPnt.Y());
1303 enfVertex->coords.push_back(aPnt.Z());
1304 enfVertex->name = "";
1305 enfVertex->faceEntries.clear();
1306 enfVertex->geomEntry = "";
1307 enfVertex->grpName = grpName;
1308 enfVertex->vertex = TopoDS::Vertex( exp_face.Current() );
1309 _createEnforcedVertexOnFace( TopoDS::Face(exp.Current()), aPnt, enfVertex);
1310 HasSizeMapOnFace = true;
1315 MESSAGE("Setting Size Map on FACES ");
1316 cadsurf_set_sizemap_iso_cad_face(css, size_on_surface, &_smp_phy_size);
1318 if (HasSizeMapOnEdge){
1319 MESSAGE("Setting Size Map on EDGES ");
1320 cadsurf_set_sizemap_iso_cad_edge(css, size_on_edge, &_smp_phy_size);
1322 if (HasSizeMapOnVertex){
1323 MESSAGE("Setting Size Map on VERTICES ");
1324 cadsurf_set_sizemap_iso_cad_point(css, size_on_vertex, &_smp_phy_size);
1331 _preCadFacesIDsPeriodicityVector.clear();
1332 _preCadEdgesIDsPeriodicityVector.clear();
1334 MESSAGE("SetParameters preCadFacesPeriodicityVector");
1335 const BLSURFPlugin_Hypothesis::TPreCadPeriodicityVector preCadFacesPeriodicityVector = BLSURFPlugin_Hypothesis::GetPreCadFacesPeriodicityVector(hyp);
1337 for (std::size_t i = 0; i<preCadFacesPeriodicityVector.size(); i++){
1338 MESSAGE("SetParameters preCadFacesPeriodicityVector[" << i << "]");
1339 createPreCadFacesPeriodicity(theGeomShape, preCadFacesPeriodicityVector[i]);
1341 MESSAGE("_preCadFacesIDsPeriodicityVector.size() = " << _preCadFacesIDsPeriodicityVector.size());
1343 MESSAGE("SetParameters preCadEdgesPeriodicityVector");
1344 const BLSURFPlugin_Hypothesis::TPreCadPeriodicityVector preCadEdgesPeriodicityVector = BLSURFPlugin_Hypothesis::GetPreCadEdgesPeriodicityVector(hyp);
1346 for (std::size_t i = 0; i<preCadEdgesPeriodicityVector.size(); i++){
1347 MESSAGE("SetParameters preCadEdgesPeriodicityVector[" << i << "]");
1348 createPreCadEdgesPeriodicity(theGeomShape, preCadEdgesPeriodicityVector[i]);
1350 MESSAGE("_preCadEdgesIDsPeriodicityVector.size() = " << _preCadEdgesIDsPeriodicityVector.size());
1354 //================================================================================
1356 * \brief Throws an exception if a parameter name is wrong
1358 //================================================================================
1360 void BLSURFPlugin_BLSURF::set_param(cadsurf_session_t *css,
1361 const char * option_name,
1362 const char * option_value)
1364 status_t status = cadsurf_set_param(css, option_name, option_value );
1365 if ( status != MESHGEMS_STATUS_OK )
1367 if ( status == MESHGEMS_STATUS_UNKNOWN_PARAMETER ) {
1368 throw SALOME_Exception
1369 ( SMESH_Comment("Invalid name of CADSURF parameter: ") << option_name );
1371 else if ( status == MESHGEMS_STATUS_NOLICENSE )
1372 throw SALOME_Exception
1373 ( "No valid license available" );
1375 throw SALOME_Exception
1376 ( SMESH_Comment("Unacceptable value of CADSURF parameter '")
1377 << option_name << "': " << option_value);
1383 // --------------------------------------------------------------------------
1385 * \brief Class correctly terminating usage of MG-CADSurf library at destruction
1387 class BLSURF_Cleaner
1390 cadsurf_session_t* _css;
1394 BLSURF_Cleaner(context_t * ctx,
1395 cadsurf_session_t* css,
1406 Clean( /*exceptContext=*/false );
1408 void Clean(const bool exceptContext)
1412 cadsurf_session_delete(_css); _css = 0;
1414 // #if BLSURF_VERSION_LONG >= "3.1.1"
1415 // // if(geo_sizemap_e)
1416 // // distene_sizemap_delete(geo_sizemap_e);
1417 // // if(geo_sizemap_f)
1418 // // distene_sizemap_delete(geo_sizemap_f);
1419 // if(iso_sizemap_p)
1420 // distene_sizemap_delete(iso_sizemap_p);
1421 // if(iso_sizemap_e)
1422 // distene_sizemap_delete(iso_sizemap_e);
1423 // if(iso_sizemap_f)
1424 // distene_sizemap_delete(iso_sizemap_f);
1426 // // if(clean_geo_sizemap_e)
1427 // // distene_sizemap_delete(clean_geo_sizemap_e);
1428 // // if(clean_geo_sizemap_f)
1429 // // distene_sizemap_delete(clean_geo_sizemap_f);
1430 // if(clean_iso_sizemap_p)
1431 // distene_sizemap_delete(clean_iso_sizemap_p);
1432 // if(clean_iso_sizemap_e)
1433 // distene_sizemap_delete(clean_iso_sizemap_e);
1434 // if(clean_iso_sizemap_f)
1435 // distene_sizemap_delete(clean_iso_sizemap_f);
1438 cad_delete(_cad); _cad = 0;
1439 dcad_delete(_dcad); _dcad = 0;
1440 if ( !exceptContext )
1442 context_delete(_ctx); _ctx = 0;
1448 // --------------------------------------------------------------------------
1449 // comparator to sort nodes and sub-meshes
1450 struct ShapeTypeCompare
1452 // sort nodes by position in the following order:
1453 // SMDS_TOP_FACE=2, SMDS_TOP_EDGE=1, SMDS_TOP_VERTEX=0, SMDS_TOP_3DSPACE=3
1454 bool operator()( const SMDS_MeshNode* n1, const SMDS_MeshNode* n2 ) const
1456 // NEW ORDER: nodes earlier added to sub-mesh are considered "less"
1457 return n1->getIdInShape() < n2->getIdInShape();
1458 // SMDS_TypeOfPosition pos1 = n1->GetPosition()->GetTypeOfPosition();
1459 // SMDS_TypeOfPosition pos2 = n2->GetPosition()->GetTypeOfPosition();
1460 // if ( pos1 == pos2 ) return 0;
1461 // if ( pos1 < pos2 || pos1 == SMDS_TOP_3DSPACE ) return 1;
1464 // sort sub-meshes in order: EDGE, VERTEX
1465 bool operator()( const SMESHDS_SubMesh* s1, const SMESHDS_SubMesh* s2 ) const
1467 int isVertex1 = ( s1 && s1->NbElements() == 0 );
1468 int isVertex2 = ( s2 && s2->NbElements() == 0 );
1469 if ( isVertex1 == isVertex2 )
1471 return isVertex1 < isVertex2;
1475 //================================================================================
1477 * \brief Fills groups of nodes to be merged
1479 //================================================================================
1481 void getNodeGroupsToMerge( const SMESHDS_SubMesh* smDS,
1482 const TopoDS_Shape& shape,
1483 SMESH_MeshEditor::TListOfListOfNodes& nodeGroupsToMerge)
1485 SMDS_NodeIteratorPtr nIt = smDS->GetNodes();
1486 switch ( shape.ShapeType() )
1488 case TopAbs_VERTEX: {
1489 std::list< const SMDS_MeshNode* > nodes;
1490 while ( nIt->more() )
1491 nodes.push_back( nIt->next() );
1492 if ( nodes.size() > 1 )
1493 nodeGroupsToMerge.push_back( nodes );
1497 std::multimap< double, const SMDS_MeshNode* > u2node;
1498 const SMDS_EdgePosition* ePos;
1499 while ( nIt->more() )
1501 const SMDS_MeshNode* n = nIt->next();
1502 if (( ePos = dynamic_cast< const SMDS_EdgePosition* >( n->GetPosition() )))
1503 u2node.insert( make_pair( ePos->GetUParameter(), n ));
1505 if ( u2node.size() < 2 ) return;
1507 //double tol = (( u2node.rbegin()->first - u2node.begin()->first ) / 20.) / u2node.size();
1509 BRep_Tool::Range( TopoDS::Edge( shape ), f,l );
1510 double tol = (( l - f ) / 20.) / u2node.size();
1512 std::multimap< double, const SMDS_MeshNode* >::iterator un2, un1;
1513 for ( un2 = u2node.begin(), un1 = un2++; un2 != u2node.end(); un1 = un2++ )
1515 if (( un2->first - un1->first ) <= tol )
1517 std::list< const SMDS_MeshNode* > nodes;
1518 nodes.push_back( un1->second );
1519 while (( un2->first - un1->first ) <= tol )
1521 nodes.push_back( un2->second );
1522 if ( ++un2 == u2node.end()) {
1527 // make nodes created on the boundary of viscous layer replace nodes created
1528 // by MG-CADSurf as their SMDS_Position is more correct
1529 nodes.sort( ShapeTypeCompare() );
1530 nodeGroupsToMerge.push_back( nodes );
1537 // SMESH_MeshEditor::TListOfListOfNodes::const_iterator nll = nodeGroupsToMerge.begin();
1538 // for ( ; nll != nodeGroupsToMerge.end(); ++nll )
1540 // cout << "Merge ";
1541 // const std::list< const SMDS_MeshNode* >& nl = *nll;
1542 // std::list< const SMDS_MeshNode* >::const_iterator nIt = nl.begin();
1543 // for ( ; nIt != nl.end(); ++nIt )
1544 // cout << (*nIt) << " ";
1550 //================================================================================
1552 * \brief A temporary mesh used to compute mesh on a proxy FACE
1554 //================================================================================
1556 struct TmpMesh: public SMESH_Mesh
1558 typedef std::map<const SMDS_MeshNode*, const SMDS_MeshNode*, TIDCompare > TN2NMap;
1559 TN2NMap _tmp2origNN;
1560 TopoDS_Face _proxyFace;
1564 _myMeshDS = new SMESHDS_Mesh( _id, true );
1566 //--------------------------------------------------------------------------------
1568 * \brief Creates a FACE bound by viscous layers and mesh each its EDGE with 1 segment
1570 //--------------------------------------------------------------------------------
1572 const TopoDS_Face& makeProxyFace( SMESH_ProxyMesh::Ptr& viscousMesh,
1573 const TopoDS_Face& origFace)
1575 // get data of nodes on inner boundary of viscous layers
1576 SMESH_Mesh* origMesh = viscousMesh->GetMesh();
1578 TSideVector wireVec = StdMeshers_FaceSide::GetFaceWires(origFace, *origMesh,
1579 /*skipMediumNodes = */true,
1581 if ( err && err->IsKO() )
1582 throw *err.get(); // it should be caught at SMESH_subMesh
1584 // proxy nodes and corresponding tmp VERTEXes
1585 std::vector<const SMDS_MeshNode*> origNodes;
1586 std::vector<TopoDS_Vertex> tmpVertex;
1588 // create a proxy FACE
1589 TopoDS_Shape origFaceCopy = origFace.EmptyCopied();
1590 BRepBuilderAPI_MakeFace newFace( TopoDS::Face( origFaceCopy ));
1591 for ( size_t iW = 0; iW != wireVec.size(); ++iW )
1593 StdMeshers_FaceSidePtr& wireData = wireVec[iW];
1594 const UVPtStructVec& wirePoints = wireData->GetUVPtStruct();
1595 if ( wirePoints.size() < 3 )
1598 BRepBuilderAPI_MakePolygon wire;
1599 const size_t i0 = tmpVertex.size();
1600 for ( size_t iN = 0; iN < wirePoints.size(); ++iN )
1602 wire.Add( SMESH_TNodeXYZ( wirePoints[ iN ].node ));
1603 origNodes.push_back( wirePoints[ iN ].node );
1604 tmpVertex.push_back( wire.LastVertex() );
1606 tmpVertex[ i0 ] = wire.FirstVertex(); // wire.LastVertex()==NULL for 1 vertex in wire
1608 if ( !wire.IsDone() )
1609 throw SALOME_Exception("BLSURFPlugin_BLSURF: BRepBuilderAPI_MakePolygon failed");
1610 newFace.Add( wire );
1612 _proxyFace = newFace;
1614 // set a new shape to mesh
1615 TopoDS_Compound auxCompoundToMesh;
1616 BRep_Builder shapeBuilder;
1617 shapeBuilder.MakeCompound( auxCompoundToMesh );
1618 shapeBuilder.Add( auxCompoundToMesh, _proxyFace );
1619 shapeBuilder.Add( auxCompoundToMesh, origMesh->GetShapeToMesh() );
1621 ShapeToMesh( auxCompoundToMesh );
1623 //TopExp_Explorer fExp( auxCompoundToMesh, TopAbs_FACE );
1624 //_proxyFace = TopoDS::Face( fExp.Current() );
1627 // Make input mesh for MG-CADSurf: segments on EDGE's of newFace
1629 // make nodes and fill in _tmp2origNN
1631 SMESHDS_Mesh* tmpMeshDS = GetMeshDS();
1632 for ( size_t i = 0; i < origNodes.size(); ++i )
1634 GetSubMesh( tmpVertex[i] )->ComputeStateEngine( SMESH_subMesh::COMPUTE );
1635 if ( const SMDS_MeshNode* tmpN = SMESH_Algo::VertexNode( tmpVertex[i], tmpMeshDS ))
1636 _tmp2origNN.insert( _tmp2origNN.end(), make_pair( tmpN, origNodes[i] ));
1638 throw SALOME_Exception("BLSURFPlugin_BLSURF: a proxy vertex not meshed");
1642 TopoDS_Vertex v1, v2;
1643 for ( TopExp_Explorer edge( _proxyFace, TopAbs_EDGE ); edge.More(); edge.Next() )
1645 const TopoDS_Edge& E = TopoDS::Edge( edge.Current() );
1646 TopExp::Vertices( E, v1, v2 );
1647 const SMDS_MeshNode* n1 = SMESH_Algo::VertexNode( v1, tmpMeshDS );
1648 const SMDS_MeshNode* n2 = SMESH_Algo::VertexNode( v2, tmpMeshDS );
1650 if ( SMDS_MeshElement* seg = tmpMeshDS->AddEdge( n1, n2 ))
1651 tmpMeshDS->SetMeshElementOnShape( seg, E );
1657 //--------------------------------------------------------------------------------
1659 * \brief Fill in the origMesh with faces computed by MG-CADSurf in this tmp mesh
1661 //--------------------------------------------------------------------------------
1663 void FillInOrigMesh( SMESH_Mesh& origMesh,
1664 const TopoDS_Face& origFace )
1666 SMESH_MesherHelper helper( origMesh );
1667 helper.SetSubShape( origFace );
1668 helper.SetElementsOnShape( true );
1670 SMESH_MesherHelper tmpHelper( *this );
1671 tmpHelper.SetSubShape( _proxyFace );
1673 // iterate over tmp faces and copy them in origMesh
1674 const SMDS_MeshNode* nodes[27];
1675 const SMDS_MeshNode* nullNode = 0;
1677 SMDS_FaceIteratorPtr fIt = GetMeshDS()->facesIterator(/*idInceasingOrder=*/true);
1678 while ( fIt->more() )
1680 const SMDS_MeshElement* f = fIt->next();
1681 SMDS_ElemIteratorPtr nIt = f->nodesIterator();
1683 for ( ; nIt->more(); ++nbN )
1685 const SMDS_MeshNode* n = static_cast<const SMDS_MeshNode*>( nIt->next() );
1686 TN2NMap::iterator n2nIt =
1687 _tmp2origNN.insert( _tmp2origNN.end(), make_pair( n, nullNode ));
1688 if ( !n2nIt->second ) {
1690 gp_XY uv = tmpHelper.GetNodeUV( _proxyFace, n );
1691 n2nIt->second = helper.AddNode( xyz[0], xyz[1], xyz[2], uv.X(), uv.Y() );
1693 nodes[ nbN ] = n2nIt->second;
1696 case 3: helper.AddFace( nodes[0], nodes[1], nodes[2] ); break;
1697 // case 6: helper.AddFace( nodes[0], nodes[1], nodes[2],
1698 // nodes[3], nodes[4], nodes[5]); break;
1699 case 4: helper.AddFace( nodes[0], nodes[1], nodes[2], nodes[3] ); break;
1700 // case 9: helper.AddFace( nodes[0], nodes[1], nodes[2], nodes[3],
1701 // nodes[4], nodes[5], nodes[6], nodes[7], nodes[8]); break;
1702 // case 8: helper.AddFace( nodes[0], nodes[1], nodes[2], nodes[3],
1703 // nodes[4], nodes[5], nodes[6], nodes[7]); break;
1710 * \brief A structure holding an error description and a verbisity level
1712 struct message_cb_user_data
1714 std::string * _error;
1721 status_t curv_fun(real t, real *uv, real *dt, real *dtt, void *user_data);
1722 status_t surf_fun(real *uv, real *xyz, real*du, real *dv,
1723 real *duu, real *duv, real *dvv, void *user_data);
1724 status_t message_cb(message_t *msg, void *user_data);
1725 status_t interrupt_cb(integer *interrupt_status, void *user_data);
1727 //=============================================================================
1731 //=============================================================================
1733 bool BLSURFPlugin_BLSURF::Compute(SMESH_Mesh& aMesh, const TopoDS_Shape& aShape) {
1735 MESSAGE("BLSURFPlugin_BLSURF::Compute");
1737 // Fix problem with locales
1738 Kernel_Utils::Localizer aLocalizer;
1740 this->SMESH_Algo::_progress = 1e-3; // prevent progress advancment while computing attractors
1742 bool viscousLayersMade =
1743 ( aShape.ShapeType() == TopAbs_FACE &&
1744 StdMeshers_ViscousLayers2D::HasProxyMesh( TopoDS::Face( aShape ), aMesh ));
1746 if ( !viscousLayersMade )
1747 if ( !compute( aMesh, aShape, /*allowSubMeshClearing=*/true ))
1750 if ( _haveViscousLayers || viscousLayersMade )
1752 // Compute viscous layers
1754 TopTools_MapOfShape map;
1755 for (TopExp_Explorer face_iter(aShape,TopAbs_FACE);face_iter.More();face_iter.Next())
1757 const TopoDS_Face& F = TopoDS::Face(face_iter.Current());
1758 if ( !map.Add( F )) continue;
1759 SMESH_ProxyMesh::Ptr viscousMesh = StdMeshers_ViscousLayers2D::Compute( aMesh, F );
1761 return false; // error in StdMeshers_ViscousLayers2D::Compute()
1763 // Compute MG-CADSurf mesh on viscous layers
1765 if ( viscousMesh->NbProxySubMeshes() > 0 )
1768 const TopoDS_Face& proxyFace = tmpMesh.makeProxyFace( viscousMesh, F );
1769 if ( !compute( tmpMesh, proxyFace, /*allowSubMeshClearing=*/false ))
1771 tmpMesh.FillInOrigMesh( aMesh, F );
1775 // Re-compute MG-CADSurf mesh on the rest faces if the mesh was cleared
1777 for (TopExp_Explorer face_iter(aShape,TopAbs_FACE);face_iter.More();face_iter.Next())
1779 const TopoDS_Face& F = TopoDS::Face(face_iter.Current());
1780 SMESH_subMesh* fSM = aMesh.GetSubMesh( F );
1781 if ( fSM->IsMeshComputed() ) continue;
1783 if ( !compute( aMesh, aShape, /*allowSubMeshClearing=*/true ))
1791 //=============================================================================
1795 //=============================================================================
1797 bool BLSURFPlugin_BLSURF::compute(SMESH_Mesh& aMesh,
1798 const TopoDS_Shape& aShape,
1799 bool allowSubMeshClearing)
1801 /* create a distene context (generic object) */
1802 status_t status = STATUS_ERROR;
1805 SMESHDS_Mesh* meshDS = aMesh.GetMeshDS();
1806 SMESH_MesherHelper helper( aMesh );
1807 // do not call helper.IsQuadraticSubMesh() because sub-meshes
1808 // may be cleaned and helper.myTLinkNodeMap gets invalid in such a case
1809 bool haveQuadraticSubMesh = SMESH_MesherHelper( aMesh ).IsQuadraticSubMesh( aShape );
1810 bool quadraticSubMeshAndViscousLayer = false;
1811 bool needMerge = false;
1812 typedef set< SMESHDS_SubMesh*, ShapeTypeCompare > TSubMeshSet;
1813 TSubMeshSet edgeSubmeshes;
1814 TSubMeshSet& mergeSubmeshes = edgeSubmeshes;
1816 TopTools_IndexedMapOfShape pmap, emap, fmap;
1818 // Issue 0019864. On DebianSarge, FE signals do not obey to OSD::SetSignal(false)
1820 feclearexcept( FE_ALL_EXCEPT );
1821 int oldFEFlags = fedisableexcept( FE_ALL_EXCEPT );
1824 context_t *ctx = context_new();
1826 /* Set the message callback in the working context */
1827 message_cb_user_data mcud;
1828 mcud._error = & this->SMESH_Algo::_comment;
1829 mcud._progress = & this->SMESH_Algo::_progress;
1831 _hypothesis ? _hypothesis->GetVerbosity() : BLSURFPlugin_Hypothesis::GetDefaultVerbosity();
1832 context_set_message_callback(ctx, message_cb, &mcud);
1834 /* set the interruption callback */
1835 _compute_canceled = false;
1836 context_set_interrupt_callback(ctx, interrupt_cb, this);
1838 /* create the CAD object we will work on. It is associated to the context ctx. */
1839 cad_t *c = cad_new(ctx);
1840 dcad_t *dcad = dcad_new(c);
1842 FacesWithSizeMap.Clear();
1843 FaceId2SizeMap.clear();
1844 FaceId2ClassAttractor.clear();
1845 FaceIndex2ClassAttractor.clear();
1846 EdgesWithSizeMap.Clear();
1847 EdgeId2SizeMap.clear();
1848 VerticesWithSizeMap.Clear();
1849 VertexId2SizeMap.clear();
1851 /* Now fill the CAD object with data from your CAD
1852 * environement. This is the most complex part of a successfull
1858 cadsurf_session_t *css = cadsurf_session_new(ctx);
1860 // an object that correctly deletes all cadsurf objects at destruction
1861 BLSURF_Cleaner cleaner( ctx,css,c,dcad );
1863 MESSAGE("BEGIN SetParameters");
1864 SetParameters(_hypothesis, css, aShape);
1865 MESSAGE("END SetParameters");
1867 MESSAGE("_preCadFacesIDsPeriodicityVector.size() = " << _preCadFacesIDsPeriodicityVector.size());
1869 haveQuadraticSubMesh = haveQuadraticSubMesh || (_hypothesis != NULL && _hypothesis->GetQuadraticMesh());
1870 helper.SetIsQuadratic( haveQuadraticSubMesh );
1872 // To remove as soon as quadratic mesh is allowed - BEGIN
1873 // GDD: Viscous layer is not allowed with quadratic mesh
1874 if (_haveViscousLayers && haveQuadraticSubMesh ) {
1875 quadraticSubMeshAndViscousLayer = true;
1876 _haveViscousLayers = !haveQuadraticSubMesh;
1877 _comment += "Warning: Viscous layer is not possible with a quadratic mesh, it is ignored.";
1878 error(COMPERR_WARNING, _comment);
1880 // To remove as soon as quadratic mesh is allowed - END
1882 // needed to prevent the opencascade memory managmement from freeing things
1883 vector<Handle(Geom2d_Curve)> curves;
1884 vector<Handle(Geom_Surface)> surfaces;
1888 FaceId2PythonSmp.clear();
1889 EdgeId2PythonSmp.clear();
1890 VertexId2PythonSmp.clear();
1892 /****************************************************************************************
1894 *****************************************************************************************/
1896 string bad_end = "return";
1898 TopTools_IndexedMapOfShape _map;
1899 TopExp::MapShapes(aShape,TopAbs_VERTEX,_map);
1900 int ienf = _map.Extent();
1902 assert(Py_IsInitialized());
1903 PyGILState_STATE gstate;
1905 string theSizeMapStr;
1907 for (TopExp_Explorer face_iter(aShape,TopAbs_FACE);face_iter.More();face_iter.Next())
1909 TopoDS_Face f = TopoDS::Face(face_iter.Current());
1911 SMESH_subMesh* fSM = aMesh.GetSubMesh( f );
1912 if ( !fSM->IsEmpty() ) continue; // skip already meshed FACE with viscous layers
1914 // make INTERNAL face oriented FORWARD (issue 0020993)
1915 if (f.Orientation() != TopAbs_FORWARD && f.Orientation() != TopAbs_REVERSED )
1916 f.Orientation(TopAbs_FORWARD);
1918 iface = fmap.Add(f);
1919 // std::string aFileName = "fmap_face_";
1920 // aFileName.append(val_to_string(iface));
1921 // aFileName.append(".brep");
1922 // BRepTools::Write(f,aFileName.c_str());
1924 surfaces.push_back(BRep_Tool::Surface(f));
1926 /* create an object representing the face for cadsurf */
1927 /* where face_id is an integer identifying the face.
1928 * surf_function is the function that defines the surface
1929 * (For this face, it will be called by cadsurf with your_face_object_ptr
1930 * as last parameter.
1932 #if OCC_VERSION_MAJOR < 7
1933 cad_face_t *fce = cad_face_new(c, iface, surf_fun, surfaces.back());
1935 cad_face_t *fce = cad_face_new(c, iface, surf_fun, surfaces.back().get());
1938 /* by default a face has no tag (color).
1939 The following call sets it to the same value as the Geom module ID : */
1940 const int faceTag = meshDS->ShapeToIndex(f);
1941 cad_face_set_tag(fce, faceTag);
1943 /* Set face orientation (optional if you want a well oriented output mesh)*/
1944 if(f.Orientation() != TopAbs_FORWARD)
1945 cad_face_set_orientation(fce, CAD_ORIENTATION_REVERSED);
1947 cad_face_set_orientation(fce, CAD_ORIENTATION_FORWARD);
1949 if (HasSizeMapOnFace /*&& !use_precad*/) //22903: use_precad seems not to interfere
1951 // -----------------
1953 // -----------------
1954 faceKey = FacesWithSizeMap.FindIndex(f);
1957 if (FaceId2SizeMap.find(faceKey)!=FaceId2SizeMap.end()) {
1958 MESSAGE("A size map is defined on face :"<<faceKey);
1959 theSizeMapStr = FaceId2SizeMap[faceKey];
1960 // check if function ends with "return"
1961 if (theSizeMapStr.find(bad_end) == (theSizeMapStr.size()-bad_end.size()-1))
1963 // Expr To Python function, verification is performed at validation in GUI
1964 gstate = PyGILState_Ensure();
1965 PyObject * obj = NULL;
1966 obj= PyRun_String(theSizeMapStr.c_str(), Py_file_input, main_dict, NULL);
1968 PyObject * func = NULL;
1969 func = PyObject_GetAttrString(main_mod, "f");
1970 FaceId2PythonSmp[iface]=func;
1971 FaceId2SizeMap.erase(faceKey);
1972 PyGILState_Release(gstate);
1975 // Specific size map = Attractor
1976 std::map<int,std::vector<double> >::iterator attractor_iter = FaceId2AttractorCoords.begin();
1978 for (; attractor_iter != FaceId2AttractorCoords.end(); ++attractor_iter) {
1979 if (attractor_iter->first == faceKey) {
1980 MESSAGE("Face indice: " << iface);
1981 MESSAGE("Adding attractor");
1983 double xyzCoords[3] = {attractor_iter->second[2],
1984 attractor_iter->second[3],
1985 attractor_iter->second[4]};
1987 MESSAGE("Check position of vertex =(" << xyzCoords[0] << "," << xyzCoords[1] << "," << xyzCoords[2] << ")");
1988 gp_Pnt P(xyzCoords[0],xyzCoords[1],xyzCoords[2]);
1989 BRepClass_FaceClassifier scl(f,P,1e-7);
1990 // OCC 6.3sp6 : scl.Perform() is bugged. The function was rewritten
1991 // BRepClass_FaceClassifierPerform(&scl,f,P,1e-7);
1992 // OCC 6.5.2: scl.Perform() is not bugged anymore
1993 scl.Perform(f, P, 1e-7);
1994 TopAbs_State result = scl.State();
1995 MESSAGE("Position of point on face: "<<result);
1996 if ( result == TopAbs_OUT )
1997 MESSAGE("Point is out of face: node is not created");
1998 if ( result == TopAbs_UNKNOWN )
1999 MESSAGE("Point position on face is unknown: node is not created");
2000 if ( result == TopAbs_ON )
2001 MESSAGE("Point is on border of face: node is not created");
2002 if ( result == TopAbs_IN )
2004 // Point is inside face and not on border
2005 MESSAGE("Point is in face: node is created");
2006 double uvCoords[2] = {attractor_iter->second[0],attractor_iter->second[1]};
2008 MESSAGE("Add cad point on (u,v)=(" << uvCoords[0] << "," << uvCoords[1] << ") with id = " << ienf);
2009 cad_point_t* point_p = cad_point_new(fce, ienf, uvCoords);
2010 cad_point_set_tag(point_p, ienf);
2012 FaceId2AttractorCoords.erase(faceKey);
2016 // -----------------
2018 // -----------------
2019 TId2ClsAttractorVec::iterator clAttractor_iter = FaceId2ClassAttractor.find(faceKey);
2020 if (clAttractor_iter != FaceId2ClassAttractor.end()){
2021 MESSAGE("Face indice: " << iface);
2022 MESSAGE("Adding attractor");
2023 std::vector< BLSURFPlugin_Attractor* > & attVec = clAttractor_iter->second;
2024 for ( size_t i = 0; i < attVec.size(); ++i )
2025 if ( !attVec[i]->IsMapBuilt() ) {
2026 std::cout<<"Compute " << theNbAttractors-- << "-th attractor" <<std::endl;
2027 attVec[i]->BuildMap();
2029 FaceIndex2ClassAttractor[iface].swap( attVec );
2030 FaceId2ClassAttractor.erase(clAttractor_iter);
2032 } // if (HasSizeMapOnFace && !use_precad)
2034 // ------------------
2035 // Enforced Vertices
2036 // ------------------
2037 faceKey = FacesWithEnforcedVertices.FindIndex(f);
2038 std::map<int,BLSURFPlugin_Hypothesis::TEnfVertexCoordsList >::const_iterator evmIt = FaceId2EnforcedVertexCoords.find(faceKey);
2039 if (evmIt != FaceId2EnforcedVertexCoords.end()) {
2040 MESSAGE("Some enforced vertices are defined");
2041 BLSURFPlugin_Hypothesis::TEnfVertexCoordsList evl;
2042 MESSAGE("Face indice: " << iface);
2043 MESSAGE("Adding enforced vertices");
2044 evl = evmIt->second;
2045 MESSAGE("Number of vertices to add: "<< evl.size());
2046 BLSURFPlugin_Hypothesis::TEnfVertexCoordsList::const_iterator evlIt = evl.begin();
2047 for (; evlIt != evl.end(); ++evlIt) {
2048 BLSURFPlugin_Hypothesis::TEnfVertexCoords xyzCoords;
2049 xyzCoords.push_back(evlIt->at(2));
2050 xyzCoords.push_back(evlIt->at(3));
2051 xyzCoords.push_back(evlIt->at(4));
2052 MESSAGE("Check position of vertex =(" << xyzCoords[0] << "," << xyzCoords[1] << "," << xyzCoords[2] << ")");
2053 gp_Pnt P(xyzCoords[0],xyzCoords[1],xyzCoords[2]);
2054 BRepClass_FaceClassifier scl(f,P,1e-7);
2055 // OCC 6.3sp6 : scl.Perform() is bugged. The function was rewritten
2056 // BRepClass_FaceClassifierPerform(&scl,f,P,1e-7);
2057 // OCC 6.5.2: scl.Perform() is not bugged anymore
2058 scl.Perform(f, P, 1e-7);
2059 TopAbs_State result = scl.State();
2060 MESSAGE("Position of point on face: "<<result);
2061 if ( result == TopAbs_OUT ) {
2062 MESSAGE("Point is out of face: node is not created");
2063 if (EnfVertexCoords2ProjVertex.find(xyzCoords) != EnfVertexCoords2ProjVertex.end()) {
2064 EnfVertexCoords2ProjVertex.erase(xyzCoords);
2065 // isssue 22783. Do not erase as this point can be IN other face of a group
2066 //EnfVertexCoords2EnfVertexList.erase(xyzCoords);
2069 if ( result == TopAbs_UNKNOWN ) {
2070 MESSAGE("Point position on face is unknown: node is not created");
2071 if (EnfVertexCoords2ProjVertex.find(xyzCoords) != EnfVertexCoords2ProjVertex.end()) {
2072 EnfVertexCoords2ProjVertex.erase(xyzCoords);
2073 //EnfVertexCoords2EnfVertexList.erase(xyzCoords);
2076 if ( result == TopAbs_ON ) {
2077 MESSAGE("Point is on border of face: node is not created");
2078 if (EnfVertexCoords2ProjVertex.find(xyzCoords) != EnfVertexCoords2ProjVertex.end()) {
2079 EnfVertexCoords2ProjVertex.erase(xyzCoords);
2080 //EnfVertexCoords2EnfVertexList.erase(xyzCoords);
2083 if ( result == TopAbs_IN )
2085 // Point is inside face and not on border
2086 MESSAGE("Point is in face: node is created");
2087 double uvCoords[2] = {evlIt->at(0),evlIt->at(1)};
2089 MESSAGE("Add cad point on (u,v)=(" << uvCoords[0] << "," << uvCoords[1] << ") with id = " << ienf);
2090 cad_point_t* point_p = cad_point_new(fce, ienf, uvCoords);
2092 std::map< BLSURFPlugin_Hypothesis::TEnfVertexCoords, BLSURFPlugin_Hypothesis::TEnfVertexList >::const_iterator enfCoordsIt = EnfVertexCoords2EnfVertexList.find(xyzCoords);
2093 if (enfCoordsIt != EnfVertexCoords2EnfVertexList.end() &&
2094 !enfCoordsIt->second.empty() )
2096 // to merge nodes of an INTERNAL vertex belonging to several faces
2097 TopoDS_Vertex v = (*enfCoordsIt->second.begin())->vertex;
2098 if ( v.IsNull() ) v = (*enfCoordsIt->second.rbegin())->vertex;
2099 if ( !v.IsNull() ) {
2100 tag = pmap.Add( v );
2101 SMESH_subMesh* vSM = aMesh.GetSubMesh( v );
2102 vSM->ComputeStateEngine( SMESH_subMesh::COMPUTE );
2103 mergeSubmeshes.insert( vSM->GetSubMeshDS() );
2104 // //if ( tag != pmap.Extent() )
2105 // needMerge = true;
2108 if ( tag == 0 ) tag = ienf;
2109 cad_point_set_tag(point_p, tag);
2112 FaceId2EnforcedVertexCoords.erase(faceKey);
2116 /****************************************************************************************
2118 now create the edges associated to this face
2119 *****************************************************************************************/
2121 for (TopExp_Explorer edge_iter(f,TopAbs_EDGE);edge_iter.More();edge_iter.Next())
2123 TopoDS_Edge e = TopoDS::Edge(edge_iter.Current());
2124 int ic = emap.FindIndex(e);
2128 // std::string aFileName = "fmap_edge_";
2129 // aFileName.append(val_to_string(ic));
2130 // aFileName.append(".brep");
2131 // BRepTools::Write(e,aFileName.c_str());
2134 curves.push_back(BRep_Tool::CurveOnSurface(e, f, tmin, tmax));
2136 if (HasSizeMapOnEdge){
2137 edgeKey = EdgesWithSizeMap.FindIndex(e);
2138 if (EdgeId2SizeMap.find(edgeKey)!=EdgeId2SizeMap.end()) {
2139 MESSAGE("Sizemap defined on edge with index " << edgeKey);
2140 theSizeMapStr = EdgeId2SizeMap[edgeKey];
2141 if (theSizeMapStr.find(bad_end) == (theSizeMapStr.size()-bad_end.size()-1))
2143 // Expr To Python function, verification is performed at validation in GUI
2144 gstate = PyGILState_Ensure();
2145 PyObject * obj = NULL;
2146 obj= PyRun_String(theSizeMapStr.c_str(), Py_file_input, main_dict, NULL);
2148 PyObject * func = NULL;
2149 func = PyObject_GetAttrString(main_mod, "f");
2150 EdgeId2PythonSmp[ic]=func;
2151 EdgeId2SizeMap.erase(edgeKey);
2152 PyGILState_Release(gstate);
2155 /* data of nodes existing on the edge */
2156 StdMeshers_FaceSidePtr nodeData;
2157 SMESH_subMesh* sm = aMesh.GetSubMesh( e );
2158 if ( !sm->IsEmpty() )
2160 // SMESH_subMeshIteratorPtr subsmIt = sm->getDependsOnIterator( /*includeSelf=*/true,
2161 // /*complexFirst=*/false);
2162 // while ( subsmIt->more() )
2163 // edgeSubmeshes.insert( subsmIt->next()->GetSubMeshDS() );
2164 edgeSubmeshes.insert( sm->GetSubMeshDS() );
2166 nodeData.reset( new StdMeshers_FaceSide( f, e, &aMesh, /*isForwrd = */true,
2167 /*ignoreMedium=*/haveQuadraticSubMesh));
2168 if ( nodeData->MissVertexNode() )
2169 return error(COMPERR_BAD_INPUT_MESH,"No node on vertex");
2171 const std::vector<UVPtStruct>& nodeDataVec = nodeData->GetUVPtStruct();
2172 if ( !nodeDataVec.empty() )
2174 if ( Abs( nodeDataVec[0].param - tmin ) > Abs( nodeDataVec.back().param - tmin ))
2176 nodeData->Reverse();
2177 nodeData->GetUVPtStruct(); // nodeData recomputes nodeDataVec
2179 // tmin and tmax can change in case of viscous layer on an adjacent edge
2180 tmin = nodeDataVec.front().param;
2181 tmax = nodeDataVec.back().param;
2185 cout << "---------------- Invalid nodeData" << endl;
2190 /* attach the edge to the current cadsurf face */
2191 #if OCC_VERSION_MAJOR < 7
2192 cad_edge_t *edg = cad_edge_new(fce, ic, tmin, tmax, curv_fun, curves.back());
2194 cad_edge_t *edg = cad_edge_new(fce, ic, tmin, tmax, curv_fun, curves.back().get());
2197 /* by default an edge has no tag (color).
2198 The following call sets it to the same value as the edge_id : */
2199 cad_edge_set_tag(edg, ic);
2201 /* by default, an edge does not necessalry appear in the resulting mesh,
2202 unless the following property is set :
2204 cad_edge_set_property(edg, EDGE_PROPERTY_SOFT_REQUIRED);
2206 /* by default an edge is a boundary edge */
2207 if (e.Orientation() == TopAbs_INTERNAL)
2208 cad_edge_set_property(edg, EDGE_PROPERTY_INTERNAL);
2210 // pass existing nodes of sub-meshes to MG-CADSurf
2213 const std::vector<UVPtStruct>& nodeDataVec = nodeData->GetUVPtStruct();
2214 const int nbNodes = nodeDataVec.size();
2216 dcad_edge_discretization_t *dedge;
2217 dcad_get_edge_discretization(dcad, edg, &dedge);
2218 dcad_edge_discretization_set_vertex_count( dedge, nbNodes );
2220 // cout << endl << " EDGE " << ic << endl;
2221 // cout << "tmin = "<<tmin << ", tmax = "<< tmax << endl;
2222 for ( int iN = 0; iN < nbNodes; ++iN )
2224 const UVPtStruct& nData = nodeDataVec[ iN ];
2225 double t = nData.param;
2226 real uv[2] = { nData.u, nData.v };
2227 SMESH_TNodeXYZ nXYZ( nData.node );
2228 // cout << "\tt = " << t
2229 // << "\t uv = ( " << uv[0] << ","<< uv[1] << " ) "
2230 // << "\t u = " << nData.param
2231 // << "\t ID = " << nData.node->GetID() << endl;
2232 dcad_edge_discretization_set_vertex_coordinates( dedge, iN+1, t, uv, nXYZ._xyz );
2234 dcad_edge_discretization_set_property(dedge, DISTENE_DCAD_PROPERTY_REQUIRED);
2237 /****************************************************************************************
2239 *****************************************************************************************/
2243 gp_Pnt2d e0 = curves.back()->Value(tmin);
2244 gp_Pnt ee0 = surfaces.back()->Value(e0.X(), e0.Y());
2245 Standard_Real d1=0,d2=0;
2248 for (TopExp_Explorer ex_edge(e ,TopAbs_VERTEX); ex_edge.More(); ex_edge.Next()) {
2249 TopoDS_Vertex v = TopoDS::Vertex(ex_edge.Current());
2253 d1 = ee0.SquareDistance(BRep_Tool::Pnt(v));
2256 d2 = ee0.SquareDistance(BRep_Tool::Pnt(v));
2258 *ip = pmap.FindIndex(v);
2261 // SMESH_subMesh* sm = aMesh.GetSubMesh(v);
2262 // if ( sm->IsMeshComputed() )
2263 // edgeSubmeshes.insert( sm->GetSubMeshDS() );
2266 // std::string aFileName = "fmap_vertex_";
2267 // aFileName.append(val_to_string(*ip));
2268 // aFileName.append(".brep");
2269 // BRepTools::Write(v,aFileName.c_str());
2271 if (HasSizeMapOnVertex){
2272 vertexKey = VerticesWithSizeMap.FindIndex(v);
2273 if (VertexId2SizeMap.find(vertexKey)!=VertexId2SizeMap.end()){
2274 theSizeMapStr = VertexId2SizeMap[vertexKey];
2275 //MESSAGE("VertexId2SizeMap[faceKey]: " << VertexId2SizeMap[vertexKey]);
2276 if (theSizeMapStr.find(bad_end) == (theSizeMapStr.size()-bad_end.size()-1))
2278 // Expr To Python function, verification is performed at validation in GUI
2279 gstate = PyGILState_Ensure();
2280 PyObject * obj = NULL;
2281 obj= PyRun_String(theSizeMapStr.c_str(), Py_file_input, main_dict, NULL);
2283 PyObject * func = NULL;
2284 func = PyObject_GetAttrString(main_mod, "f");
2285 VertexId2PythonSmp[*ip]=func;
2286 VertexId2SizeMap.erase(vertexKey); // do not erase if using a vector
2287 PyGILState_Release(gstate);
2292 // should not happen
2293 MESSAGE("An edge does not have 2 extremities.");
2296 // This defines the curves extremity connectivity
2297 cad_edge_set_extremities(edg, ip1, ip2);
2298 /* set the tag (color) to the same value as the extremity id : */
2299 cad_edge_set_extremities_tag(edg, ip1, ip2);
2302 cad_edge_set_extremities(edg, ip2, ip1);
2303 cad_edge_set_extremities_tag(edg, ip2, ip1);
2309 // Clear mesh from already meshed edges if possible else
2310 // remember that merge is needed
2311 TSubMeshSet::iterator smIt = edgeSubmeshes.begin();
2312 for ( ; smIt != edgeSubmeshes.end(); ++smIt ) // loop on already meshed EDGEs
2314 SMESHDS_SubMesh* smDS = *smIt;
2315 if ( !smDS ) continue;
2316 SMDS_NodeIteratorPtr nIt = smDS->GetNodes();
2319 const SMDS_MeshNode* n = nIt->next();
2320 if ( n->NbInverseElements( SMDSAbs_Face ) > 0 )
2322 needMerge = true; // to correctly sew with viscous mesh
2323 // add existing medium nodes to helper
2324 if ( aMesh.NbEdges( ORDER_QUADRATIC ) > 0 )
2326 SMDS_ElemIteratorPtr edgeIt = smDS->GetElements();
2327 while ( edgeIt->more() )
2328 helper.AddTLinks( static_cast<const SMDS_MeshEdge*>(edgeIt->next()));
2333 if ( allowSubMeshClearing )
2335 SMDS_ElemIteratorPtr eIt = smDS->GetElements();
2336 while ( eIt->more() ) meshDS->RemoveFreeElement( eIt->next(), 0 );
2337 SMDS_NodeIteratorPtr nIt = smDS->GetNodes();
2338 while ( nIt->more() ) meshDS->RemoveFreeNode( nIt->next(), 0 );
2347 ///////////////////////
2349 ///////////////////////
2351 MESSAGE("BEFORE PERIODICITY");
2352 MESSAGE("_preCadFacesIDsPeriodicityVector.size() = " << _preCadFacesIDsPeriodicityVector.size());
2353 if (! _preCadFacesIDsPeriodicityVector.empty()) {
2354 MESSAGE("INTO PRECAD FACES PERIODICITY");
2355 for (std::size_t i=0; i < _preCadFacesIDsPeriodicityVector.size(); i++){
2356 std::vector<int> theFace1_ids = _preCadFacesIDsPeriodicityVector[i].shape1IDs;
2357 std::vector<int> theFace2_ids = _preCadFacesIDsPeriodicityVector[i].shape2IDs;
2358 int* theFace1_ids_c = &theFace1_ids[0];
2359 int* theFace2_ids_c = &theFace2_ids[0];
2360 std::ostringstream o;
2361 o << "_preCadFacesIDsPeriodicityVector[" << i << "] = [";
2362 for (std::size_t j=0; j < theFace1_ids.size(); j++)
2363 o << theFace1_ids[j] << ", ";
2365 for (std::size_t j=0; j < theFace2_ids.size(); j++)
2366 o << theFace2_ids[j] << ", ";
2369 MESSAGE("theFace1_ids.size(): " << theFace1_ids.size());
2370 MESSAGE("theFace2_ids.size(): " << theFace2_ids.size());
2371 if (_preCadFacesIDsPeriodicityVector[i].theSourceVerticesCoords.empty())
2373 // If no source points, call peridoicity without transformation function
2374 MESSAGE("periodicity without transformation function");
2375 meshgems_cad_periodicity_transformation_t periodicity_transformation = NULL;
2376 status = cad_add_face_multiple_periodicity_with_transformation_function(c, theFace1_ids_c, theFace1_ids.size(),
2377 theFace2_ids_c, theFace2_ids.size(), periodicity_transformation, NULL);
2378 if(status != STATUS_OK)
2379 cout << "cad_add_face_multiple_periodicity_with_transformation_function failed with error code " << status << "\n";
2383 // get the transformation vertices
2384 MESSAGE("periodicity with transformation vertices");
2385 double* theSourceVerticesCoords_c = &_preCadFacesIDsPeriodicityVector[i].theSourceVerticesCoords[0];
2386 double* theTargetVerticesCoords_c = &_preCadFacesIDsPeriodicityVector[i].theTargetVerticesCoords[0];
2387 int nbSourceVertices = _preCadFacesIDsPeriodicityVector[i].theSourceVerticesCoords.size()/3;
2388 int nbTargetVertices = _preCadFacesIDsPeriodicityVector[i].theTargetVerticesCoords.size()/3;
2390 MESSAGE("nbSourceVertices: " << nbSourceVertices << ", nbTargetVertices: " << nbTargetVertices);
2392 status = cad_add_face_multiple_periodicity_with_transformation_function_by_points(c, theFace1_ids_c, theFace1_ids.size(),
2393 theFace2_ids_c, theFace2_ids.size(), theSourceVerticesCoords_c, nbSourceVertices, theTargetVerticesCoords_c, nbTargetVertices);
2394 if(status != STATUS_OK)
2395 cout << "cad_add_face_multiple_periodicity_with_transformation_function_by_points failed with error code " << status << "\n";
2399 MESSAGE("END PRECAD FACES PERIODICITY");
2402 MESSAGE("_preCadEdgesIDsPeriodicityVector.size() = " << _preCadEdgesIDsPeriodicityVector.size());
2403 if (! _preCadEdgesIDsPeriodicityVector.empty()) {
2404 MESSAGE("INTO PRECAD EDGES PERIODICITY");
2405 for (std::size_t i=0; i < _preCadEdgesIDsPeriodicityVector.size(); i++){
2406 std::vector<int> theEdge1_ids = _preCadEdgesIDsPeriodicityVector[i].shape1IDs;
2407 std::vector<int> theEdge2_ids = _preCadEdgesIDsPeriodicityVector[i].shape2IDs;
2408 // Use the address of the first element of the vector to initialise the array
2409 int* theEdge1_ids_c = &theEdge1_ids[0];
2410 int* theEdge2_ids_c = &theEdge2_ids[0];
2412 std::ostringstream o;
2413 o << "_preCadEdgesIDsPeriodicityVector[" << i << "] = [";
2414 for (std::size_t j=0; j < theEdge1_ids.size(); j++)
2415 o << theEdge1_ids[j] << ", ";
2417 for (std::size_t j=0; j < theEdge2_ids.size(); j++)
2418 o << theEdge2_ids[j] << ", ";
2421 MESSAGE("theEdge1_ids.size(): " << theEdge1_ids.size());
2422 MESSAGE("theEdge2_ids.size(): " << theEdge2_ids.size());
2424 if (_preCadEdgesIDsPeriodicityVector[i].theSourceVerticesCoords.empty())
2426 // If no source points, call peridoicity without transformation function
2427 MESSAGE("periodicity without transformation function");
2428 meshgems_cad_periodicity_transformation_t periodicity_transformation = NULL;
2429 status = cad_add_edge_multiple_periodicity_with_transformation_function(c, theEdge1_ids_c, theEdge1_ids.size(),
2430 theEdge2_ids_c, theEdge2_ids.size(), periodicity_transformation, NULL);
2431 if(status != STATUS_OK)
2432 cout << "cad_add_edge_multiple_periodicity_with_transformation_function failed with error code " << status << "\n";
2436 // get the transformation vertices
2437 MESSAGE("periodicity with transformation vertices");
2438 double* theSourceVerticesCoords_c = &_preCadEdgesIDsPeriodicityVector[i].theSourceVerticesCoords[0];
2439 double* theTargetVerticesCoords_c = &_preCadEdgesIDsPeriodicityVector[i].theTargetVerticesCoords[0];
2440 int nbSourceVertices = _preCadEdgesIDsPeriodicityVector[i].theSourceVerticesCoords.size()/3;
2441 int nbTargetVertices = _preCadEdgesIDsPeriodicityVector[i].theTargetVerticesCoords.size()/3;
2443 MESSAGE("nbSourceVertices: " << nbSourceVertices << ", nbTargetVertices: " << nbTargetVertices);
2445 status = cad_add_edge_multiple_periodicity_with_transformation_function_by_points(c, theEdge1_ids_c, theEdge1_ids.size(),
2446 theEdge2_ids_c, theEdge2_ids.size(), theSourceVerticesCoords_c, nbSourceVertices, theTargetVerticesCoords_c, nbTargetVertices);
2447 if(status != STATUS_OK)
2448 cout << "cad_add_edge_multiple_periodicity_with_transformation_function_by_points failed with error code " << status << "\n";
2450 MESSAGE("cad_add_edge_multiple_periodicity_with_transformation_function_by_points succeeded.\n");
2454 MESSAGE("END PRECAD EDGES PERIODICITY");
2458 // TODO: be able to use a mesh in input.
2459 // See imsh usage in Products/templates/mg-cadsurf_template_common.cpp
2460 // => cadsurf_set_mesh
2462 // Use the original dcad
2463 cadsurf_set_dcad(css, dcad);
2465 // Use the original cad
2466 cadsurf_set_cad(css, c);
2468 std::cout << std::endl;
2469 std::cout << "Beginning of Surface Mesh generation" << std::endl;
2470 std::cout << std::endl;
2475 status = cadsurf_compute_mesh(css);
2478 catch ( std::exception& exc ) {
2479 _comment += exc.what();
2481 catch (Standard_Failure& ex) {
2482 _comment += ex.DynamicType()->Name();
2483 if ( ex.GetMessageString() && strlen( ex.GetMessageString() )) {
2485 _comment += ex.GetMessageString();
2489 if ( _comment.empty() )
2490 _comment = "Exception in cadsurf_compute_mesh()";
2493 std::cout << std::endl;
2494 std::cout << "End of Surface Mesh generation" << std::endl;
2495 std::cout << std::endl;
2498 cadsurf_get_mesh(css, &msh);
2500 /* release the mesh object */
2501 cadsurf_regain_mesh(css, msh);
2502 return error(_comment);
2505 std::string GMFFileName = BLSURFPlugin_Hypothesis::GetDefaultGMFFile();
2507 GMFFileName = _hypothesis->GetGMFFile();
2508 if (GMFFileName != "") {
2509 bool asciiFound = (GMFFileName.find(".mesh", GMFFileName.length()-5) != std::string::npos);
2510 bool binaryFound = (GMFFileName.find(".meshb",GMFFileName.length()-6) != std::string::npos);
2511 if (!asciiFound && !binaryFound)
2512 GMFFileName.append(".mesh");
2513 mesh_write_mesh(msh, GMFFileName.c_str());
2516 /* retrieve mesh data (see meshgems/mesh.h) */
2517 integer nv, ne, nt, nq, vtx[4], tag, nb_tag;
2518 integer *evedg, *evtri, *evquad, *tags_buff, type;
2521 mesh_get_vertex_count(msh, &nv);
2522 mesh_get_edge_count(msh, &ne);
2523 mesh_get_triangle_count(msh, &nt);
2524 mesh_get_quadrangle_count(msh, &nq);
2526 evedg = (integer *)mesh_calloc_generic_buffer(msh);
2527 evtri = (integer *)mesh_calloc_generic_buffer(msh);
2528 evquad = (integer *)mesh_calloc_generic_buffer(msh);
2529 tags_buff = (integer*)mesh_calloc_generic_buffer(msh);
2531 std::vector<const SMDS_MeshNode*> nodes(nv+1);
2532 std::vector<bool> tags(nv+1);
2534 /* enumerated vertices */
2535 for(int iv=1;iv<=nv;iv++) {
2536 mesh_get_vertex_coordinates(msh, iv, xyz);
2537 mesh_get_vertex_tag(msh, iv, &tag);
2538 // Issue 0020656. Use vertex coordinates
2540 if ( tag > 0 && tag <= pmap.Extent() ) {
2541 TopoDS_Vertex v = TopoDS::Vertex(pmap(tag));
2542 double tol = BRep_Tool::Tolerance( v );
2543 gp_Pnt p = BRep_Tool::Pnt( v );
2544 if ( p.IsEqual( gp_Pnt( xyz[0], xyz[1], xyz[2]), 2*tol))
2545 xyz[0] = p.X(), xyz[1] = p.Y(), xyz[2] = p.Z();
2547 tag = 0; // enforced or attracted vertex
2548 nodes[iv] = SMESH_Algo::VertexNode( v, meshDS );
2551 nodes[iv] = meshDS->AddNode(xyz[0], xyz[1], xyz[2]);
2553 // Create group of enforced vertices if requested
2554 BLSURFPlugin_Hypothesis::TEnfVertexCoords projVertex;
2556 projVertex.push_back((double)xyz[0]);
2557 projVertex.push_back((double)xyz[1]);
2558 projVertex.push_back((double)xyz[2]);
2559 std::map< BLSURFPlugin_Hypothesis::TEnfVertexCoords, BLSURFPlugin_Hypothesis::TEnfVertexList >::const_iterator enfCoordsIt = EnfVertexCoords2EnfVertexList.find(projVertex);
2560 if (enfCoordsIt != EnfVertexCoords2EnfVertexList.end()) {
2561 MESSAGE("Found enforced vertex @ " << xyz[0] << ", " << xyz[1] << ", " << xyz[2]);
2562 BLSURFPlugin_Hypothesis::TEnfVertexList::const_iterator enfListIt = enfCoordsIt->second.begin();
2563 BLSURFPlugin_Hypothesis::TEnfVertex *currentEnfVertex;
2564 for (; enfListIt != enfCoordsIt->second.end(); ++enfListIt) {
2565 currentEnfVertex = (*enfListIt);
2566 if (currentEnfVertex->grpName != "") {
2567 bool groupDone = false;
2568 SMESH_Mesh::GroupIteratorPtr grIt = aMesh.GetGroups();
2569 MESSAGE("currentEnfVertex->grpName: " << currentEnfVertex->grpName);
2570 MESSAGE("Parsing the groups of the mesh");
2571 while (grIt->more()) {
2572 SMESH_Group * group = grIt->next();
2573 if ( !group ) continue;
2574 MESSAGE("Group: " << group->GetName());
2575 SMESHDS_GroupBase* groupDS = group->GetGroupDS();
2576 if ( !groupDS ) continue;
2577 MESSAGE("group->SMDSGroup().GetType(): " << (groupDS->GetType()));
2578 MESSAGE("group->SMDSGroup().GetType()==SMDSAbs_Node: " << (groupDS->GetType()==SMDSAbs_Node));
2579 MESSAGE("currentEnfVertex->grpName.compare(group->GetStoreName())==0: " << (currentEnfVertex->grpName.compare(group->GetName())==0));
2580 if ( groupDS->GetType()==SMDSAbs_Node && currentEnfVertex->grpName.compare(group->GetName())==0) {
2581 SMESHDS_Group* aGroupDS = static_cast<SMESHDS_Group*>( groupDS );
2582 aGroupDS->SMDSGroup().Add(nodes[iv]);
2583 MESSAGE("Node ID: " << nodes[iv]->GetID());
2584 // How can I inform the hypothesis ?
2585 // _hypothesis->AddEnfVertexNodeID(currentEnfVertex->grpName,nodes[iv]->GetID());
2587 MESSAGE("Successfully added enforced vertex to existing group " << currentEnfVertex->grpName);
2594 SMESH_Group* aGroup = aMesh.AddGroup(SMDSAbs_Node, currentEnfVertex->grpName.c_str(), groupId);
2595 aGroup->SetName( currentEnfVertex->grpName.c_str() );
2596 SMESHDS_Group* aGroupDS = static_cast<SMESHDS_Group*>( aGroup->GetGroupDS() );
2597 aGroupDS->SMDSGroup().Add(nodes[iv]);
2598 MESSAGE("Successfully created enforced vertex group " << currentEnfVertex->grpName);
2602 throw SALOME_Exception(LOCALIZED("An enforced vertex node was not added to a group"));
2605 MESSAGE("Group name is empty: '"<<currentEnfVertex->grpName<<"' => group is not created");
2609 // internal points are tagged to zero
2610 if(tag > 0 && tag <= pmap.Extent() ){
2611 meshDS->SetNodeOnVertex(nodes[iv], TopoDS::Vertex(pmap(tag)));
2618 /* enumerate edges */
2619 for(int it=1;it<=ne;it++) {
2621 mesh_get_edge_vertices(msh, it, vtx);
2622 mesh_get_edge_extra_vertices(msh, it, &type, evedg);
2623 mesh_get_edge_tag(msh, it, &tag);
2625 // If PreCAD performed some cleaning operations (remove tiny edges,
2626 // merge edges ...) an output tag can indeed represent several original tags.
2627 // Get the initial tags corresponding to the output tag and redefine the tag as
2628 // the last of the two initial tags (else the output tag is out of emap and hasn't any meaning)
2629 mesh_get_composite_tag_definition(msh, tag, &nb_tag, tags_buff);
2631 tag=tags_buff[nb_tag-1];
2632 if ( tag < 1 || tag > emap.Extent() )
2634 std::cerr << "MG-CADSurf BUG:::: Edge tag " << tag
2635 << " does not point to a CAD edge (nb edges " << emap.Extent() << ")" << std::endl;
2639 Set_NodeOnEdge(meshDS, nodes[vtx[0]], emap(tag));
2640 tags[vtx[0]] = false;
2643 Set_NodeOnEdge(meshDS, nodes[vtx[1]], emap(tag));
2644 tags[vtx[1]] = false;
2646 if (type == MESHGEMS_MESH_ELEMENT_TYPE_EDGE3) {
2648 if (tags[evedg[0]]) {
2649 Set_NodeOnEdge(meshDS, nodes[evedg[0]], emap(tag));
2650 tags[evedg[0]] = false;
2652 edg = meshDS->AddEdge(nodes[vtx[0]], nodes[vtx[1]], nodes[evedg[0]]);
2655 edg = helper.AddEdge(nodes[vtx[0]], nodes[vtx[1]]);
2657 meshDS->SetMeshElementOnShape(edg, TopoDS::Edge(emap(tag)));
2660 /* enumerate triangles */
2661 for(int it=1;it<=nt;it++) {
2663 mesh_get_triangle_vertices(msh, it, vtx);
2664 mesh_get_triangle_extra_vertices(msh, it, &type, evtri);
2665 mesh_get_triangle_tag(msh, it, &tag);
2667 meshDS->SetNodeOnFace(nodes[vtx[0]], tag);
2668 tags[vtx[0]] = false;
2671 meshDS->SetNodeOnFace(nodes[vtx[1]], tag);
2672 tags[vtx[1]] = false;
2675 meshDS->SetNodeOnFace(nodes[vtx[2]], tag);
2676 tags[vtx[2]] = false;
2678 if (type == MESHGEMS_MESH_ELEMENT_TYPE_TRIA6) {
2679 // QUADRATIC TRIANGLE
2680 if (tags[evtri[0]]) {
2681 meshDS->SetNodeOnFace(nodes[evtri[0]], tag);
2682 tags[evtri[0]] = false;
2684 if (tags[evtri[1]]) {
2685 meshDS->SetNodeOnFace(nodes[evtri[1]], tag);
2686 tags[evtri[1]] = false;
2688 if (tags[evtri[2]]) {
2689 meshDS->SetNodeOnFace(nodes[evtri[2]], tag);
2690 tags[evtri[2]] = false;
2692 tri = meshDS->AddFace(nodes[vtx[0]], nodes[vtx[1]], nodes[vtx[2]],
2693 nodes[evtri[0]], nodes[evtri[1]], nodes[evtri[2]]);
2696 tri = helper.AddFace(nodes[vtx[0]], nodes[vtx[1]], nodes[vtx[2]]);
2698 meshDS->SetMeshElementOnShape(tri, tag);
2701 /* enumerate quadrangles */
2702 for(int it=1;it<=nq;it++) {
2703 SMDS_MeshFace* quad;
2704 mesh_get_quadrangle_vertices(msh, it, vtx);
2705 mesh_get_quadrangle_extra_vertices(msh, it, &type, evquad);
2706 mesh_get_quadrangle_tag(msh, it, &tag);
2708 meshDS->SetNodeOnFace(nodes[vtx[0]], tag);
2709 tags[vtx[0]] = false;
2712 meshDS->SetNodeOnFace(nodes[vtx[1]], tag);
2713 tags[vtx[1]] = false;
2716 meshDS->SetNodeOnFace(nodes[vtx[2]], tag);
2717 tags[vtx[2]] = false;
2720 meshDS->SetNodeOnFace(nodes[vtx[3]], tag);
2721 tags[vtx[3]] = false;
2723 if (type == MESHGEMS_MESH_ELEMENT_TYPE_QUAD9) {
2724 // QUADRATIC QUADRANGLE
2725 std::cout << "This is a quadratic quadrangle" << std::endl;
2726 if (tags[evquad[0]]) {
2727 meshDS->SetNodeOnFace(nodes[evquad[0]], tag);
2728 tags[evquad[0]] = false;
2730 if (tags[evquad[1]]) {
2731 meshDS->SetNodeOnFace(nodes[evquad[1]], tag);
2732 tags[evquad[1]] = false;
2734 if (tags[evquad[2]]) {
2735 meshDS->SetNodeOnFace(nodes[evquad[2]], tag);
2736 tags[evquad[2]] = false;
2738 if (tags[evquad[3]]) {
2739 meshDS->SetNodeOnFace(nodes[evquad[3]], tag);
2740 tags[evquad[3]] = false;
2742 if (tags[evquad[4]]) {
2743 meshDS->SetNodeOnFace(nodes[evquad[4]], tag);
2744 tags[evquad[4]] = false;
2746 quad = meshDS->AddFace(nodes[vtx[0]], nodes[vtx[1]], nodes[vtx[2]], nodes[vtx[3]],
2747 nodes[evquad[0]], nodes[evquad[1]], nodes[evquad[2]], nodes[evquad[3]],
2751 quad = helper.AddFace(nodes[vtx[0]], nodes[vtx[1]], nodes[vtx[2]], nodes[vtx[3]]);
2753 meshDS->SetMeshElementOnShape(quad, tag);
2756 /* release the mesh object, the rest is released by cleaner */
2757 cadsurf_regain_mesh(css, msh);
2759 if ( needMerge ) // sew mesh computed by MG-CADSurf with pre-existing mesh
2761 SMESH_MeshEditor editor( &aMesh );
2762 SMESH_MeshEditor::TListOfListOfNodes nodeGroupsToMerge;
2763 TIDSortedElemSet segementsOnEdge;
2764 TSubMeshSet::iterator smIt;
2765 SMESHDS_SubMesh* smDS;
2767 // merge nodes on EDGE's with ones computed by MG-CADSurf
2768 for ( smIt = mergeSubmeshes.begin(); smIt != mergeSubmeshes.end(); ++smIt )
2770 if (! (smDS = *smIt) ) continue;
2771 getNodeGroupsToMerge( smDS, meshDS->IndexToShape((*smIt)->GetID()), nodeGroupsToMerge );
2773 SMDS_ElemIteratorPtr segIt = smDS->GetElements();
2774 while ( segIt->more() )
2775 segementsOnEdge.insert( segIt->next() );
2778 editor.MergeNodes( nodeGroupsToMerge );
2781 SMESH_MeshEditor::TListOfListOfElementsID equalSegments;
2782 editor.FindEqualElements( segementsOnEdge, equalSegments );
2783 editor.MergeElements( equalSegments );
2785 // remove excess segments created on the boundary of viscous layers
2786 const SMDS_TypeOfPosition onFace = SMDS_TOP_FACE;
2787 for ( int i = 1; i <= emap.Extent(); ++i )
2789 if ( SMESHDS_SubMesh* smDS = meshDS->MeshElements( emap( i )))
2791 SMDS_ElemIteratorPtr segIt = smDS->GetElements();
2792 while ( segIt->more() )
2794 const SMDS_MeshElement* seg = segIt->next();
2795 if ( seg->GetNode(0)->GetPosition()->GetTypeOfPosition() == onFace ||
2796 seg->GetNode(1)->GetPosition()->GetTypeOfPosition() == onFace )
2797 meshDS->RemoveFreeElement( seg, smDS );
2803 // SetIsAlwaysComputed( true ) to sub-meshes of EDGEs w/o mesh
2804 for (int i = 1; i <= emap.Extent(); i++)
2805 if ( SMESH_subMesh* sm = aMesh.GetSubMeshContaining( emap( i )))
2806 sm->SetIsAlwaysComputed( true );
2807 for (int i = 1; i <= pmap.Extent(); i++)
2808 if ( SMESH_subMesh* sm = aMesh.GetSubMeshContaining( pmap( i )))
2809 if ( !sm->IsMeshComputed() )
2810 sm->SetIsAlwaysComputed( true );
2812 // Set error to FACE's w/o elements
2813 SMESH_ComputeErrorName err = COMPERR_ALGO_FAILED;
2814 if ( _comment.empty() && status == STATUS_OK )
2816 err = COMPERR_WARNING;
2817 _comment = "No mesh elements assigned to a face";
2819 bool badFaceFound = false;
2820 for (TopExp_Explorer face_iter(aShape,TopAbs_FACE);face_iter.More();face_iter.Next())
2822 TopoDS_Face f = TopoDS::Face(face_iter.Current());
2823 SMESH_subMesh* sm = aMesh.GetSubMesh( f );
2824 if ( !sm->GetSubMeshDS() || sm->GetSubMeshDS()->NbElements() == 0 )
2826 sm->GetComputeError().reset( new SMESH_ComputeError( err, _comment, this ));
2827 badFaceFound = true;
2830 if ( err == COMPERR_WARNING )
2834 if ( status != STATUS_OK && !badFaceFound ) {
2838 // Issue 0019864. On DebianSarge, FE signals do not obey to OSD::SetSignal(false)
2840 if ( oldFEFlags > 0 )
2841 feenableexcept( oldFEFlags );
2842 feclearexcept( FE_ALL_EXCEPT );
2846 std::cout << "FacesWithSizeMap" << std::endl;
2847 FacesWithSizeMap.Statistics(std::cout);
2848 std::cout << "EdgesWithSizeMap" << std::endl;
2849 EdgesWithSizeMap.Statistics(std::cout);
2850 std::cout << "VerticesWithSizeMap" << std::endl;
2851 VerticesWithSizeMap.Statistics(std::cout);
2852 std::cout << "FacesWithEnforcedVertices" << std::endl;
2853 FacesWithEnforcedVertices.Statistics(std::cout);
2856 MESSAGE("END OF BLSURFPlugin_BLSURF::Compute()");
2857 return ( status == STATUS_OK && !quadraticSubMeshAndViscousLayer );
2860 //================================================================================
2862 * \brief Terminates computation
2864 //================================================================================
2866 void BLSURFPlugin_BLSURF::CancelCompute()
2868 _compute_canceled = true;
2871 //=============================================================================
2875 //=============================================================================
2877 void BLSURFPlugin_BLSURF::Set_NodeOnEdge(SMESHDS_Mesh* meshDS, const SMDS_MeshNode* node, const TopoDS_Shape& ed) {
2878 const TopoDS_Edge edge = TopoDS::Edge(ed);
2880 gp_Pnt pnt(node->X(), node->Y(), node->Z());
2882 Standard_Real p0 = 0.0;
2883 Standard_Real p1 = 1.0;
2884 TopLoc_Location loc;
2885 Handle(Geom_Curve) curve = BRep_Tool::Curve(edge, loc, p0, p1);
2886 if ( curve.IsNull() )
2888 // issue 22499. Node at a sphere apex
2889 meshDS->SetNodeOnEdge(node, edge, p0);
2893 if ( !loc.IsIdentity() ) pnt.Transform( loc.Transformation().Inverted() );
2894 GeomAPI_ProjectPointOnCurve proj(pnt, curve, p0, p1);
2897 if ( proj.NbPoints() > 0 )
2899 pa = (double)proj.LowerDistanceParameter();
2900 // Issue 0020656. Move node if it is too far from edge
2901 gp_Pnt curve_pnt = curve->Value( pa );
2902 double dist2 = pnt.SquareDistance( curve_pnt );
2903 double tol = BRep_Tool::Tolerance( edge );
2904 if ( 1e-14 < dist2 && dist2 <= 1000*tol ) // large enough and within tolerance
2906 curve_pnt.Transform( loc );
2907 meshDS->MoveNode( node, curve_pnt.X(), curve_pnt.Y(), curve_pnt.Z() );
2911 meshDS->SetNodeOnEdge(node, edge, pa);
2914 /* Curve definition function See cad_curv_t in file meshgems/cad.h for
2916 * NOTE : if when your CAD systems evaluates second
2917 * order derivatives it also computes first order derivatives and
2918 * function evaluation, you can optimize this example by making only
2919 * one CAD call and filling the necessary uv, dt, dtt arrays.
2921 status_t curv_fun(real t, real *uv, real *dt, real *dtt, void *user_data)
2923 /* t is given. It contains the t (time) 1D parametric coordintaes
2924 of the point PreCAD/MG-CADSurf is querying on the curve */
2926 /* user_data identifies the edge PreCAD/MG-CADSurf is querying
2927 * (see cad_edge_new later in this example) */
2928 const Geom2d_Curve*pargeo = (const Geom2d_Curve*) user_data;
2931 /* MG-CADSurf is querying the function evaluation */
2934 uv[0]=P.X(); uv[1]=P.Y();
2938 /* query for the first order derivatives */
2941 dt[0]=V1.X(); dt[1]=V1.Y();
2945 /* query for the second order derivatives */
2948 dtt[0]=V2.X(); dtt[1]=V2.Y();
2954 /* Surface definition function.
2955 * See cad_surf_t in file meshgems/cad.h for more information.
2956 * NOTE : if when your CAD systems evaluates second order derivatives it also
2957 * computes first order derivatives and function evaluation, you can optimize
2958 * this example by making only one CAD call and filling the necessary xyz, du, dv, etc..
2961 status_t surf_fun(real *uv, real *xyz, real*du, real *dv,
2962 real *duu, real *duv, real *dvv, void *user_data)
2964 /* uv[2] is given. It contains the u,v coordinates of the point
2965 * PreCAD/MG-CADSurf is querying on the surface */
2967 /* user_data identifies the face PreCAD/MG-CADSurf is querying (see
2968 * cad_face_new later in this example)*/
2969 const Geom_Surface* geometry = (const Geom_Surface*) user_data;
2973 P=geometry->Value(uv[0],uv[1]); // S.D0(U,V,P);
2974 xyz[0]=P.X(); xyz[1]=P.Y(); xyz[2]=P.Z();
2981 geometry->D1(uv[0],uv[1],P,D1U,D1V);
2982 du[0]=D1U.X(); du[1]=D1U.Y(); du[2]=D1U.Z();
2983 dv[0]=D1V.X(); dv[1]=D1V.Y(); dv[2]=D1V.Z();
2986 if(duu && duv && dvv){
2990 gp_Vec D2U,D2V,D2UV;
2992 geometry->D2(uv[0],uv[1],P,D1U,D1V,D2U,D2V,D2UV);
2993 duu[0]=D2U.X(); duu[1]=D2U.Y(); duu[2]=D2U.Z();
2994 duv[0]=D2UV.X(); duv[1]=D2UV.Y(); duv[2]=D2UV.Z();
2995 dvv[0]=D2V.X(); dvv[1]=D2V.Y(); dvv[2]=D2V.Z();
3002 status_t size_on_surface(integer face_id, real *uv, real *size, void *user_data)
3004 TId2ClsAttractorVec::iterator f2attVec;
3005 if (FaceId2PythonSmp.count(face_id) != 0){
3006 assert(Py_IsInitialized());
3007 PyGILState_STATE gstate;
3008 gstate = PyGILState_Ensure();
3009 PyObject* pyresult = PyObject_CallFunction(FaceId2PythonSmp[face_id],(char*)"(f,f)",uv[0],uv[1]);
3011 if ( pyresult != NULL) {
3012 result = PyFloat_AsDouble(pyresult);
3013 Py_DECREF(pyresult);
3018 string err_description="";
3019 PyObject* new_stderr = newPyStdOut(err_description);
3020 PyObject* old_stderr = PySys_GetObject((char*)"stderr");
3021 Py_INCREF(old_stderr);
3022 PySys_SetObject((char*)"stderr", new_stderr);
3024 PySys_SetObject((char*)"stderr", old_stderr);
3025 Py_DECREF(new_stderr);
3026 MESSAGE("Can't evaluate f(" << uv[0] << "," << uv[1] << ")" << " error is " << err_description);
3027 result = *((real*)user_data);
3030 PyGILState_Release(gstate);
3032 else if (( f2attVec = FaceIndex2ClassAttractor.find(face_id)) != FaceIndex2ClassAttractor.end() && !f2attVec->second.empty()){
3033 // MESSAGE("attractor used on face :"<<face_id)
3034 // MESSAGE("List of attractor is not empty")
3035 // MESSAGE("Attractor empty : "<< FaceIndex2ClassAttractor[face_id]->Empty())
3038 std::vector< BLSURFPlugin_Attractor* > & attVec = f2attVec->second;
3039 for ( size_t i = 0; i < attVec.size(); ++i )
3041 //result += attVec[i]->GetSize(uv[0],uv[1]);
3042 result = Min( result, attVec[i]->GetSize(uv[0],uv[1]));
3044 //*size = result / attVec.size(); // mean of sizes defined by all attractors
3048 // MESSAGE("List of attractor is empty !!!")
3049 *size = *((real*)user_data);
3051 // std::cout << "Size_on_surface sur la face " << face_id << " donne une size de: " << *size << std::endl;
3055 status_t size_on_edge(integer edge_id, real t, real *size, void *user_data)
3057 if (EdgeId2PythonSmp.count(edge_id) != 0){
3058 assert(Py_IsInitialized());
3059 PyGILState_STATE gstate;
3060 gstate = PyGILState_Ensure();
3061 PyObject* pyresult = PyObject_CallFunction(EdgeId2PythonSmp[edge_id],(char*)"(f)",t);
3063 if ( pyresult != NULL) {
3064 result = PyFloat_AsDouble(pyresult);
3065 Py_DECREF(pyresult);
3070 string err_description="";
3071 PyObject* new_stderr = newPyStdOut(err_description);
3072 PyObject* old_stderr = PySys_GetObject((char*)"stderr");
3073 Py_INCREF(old_stderr);
3074 PySys_SetObject((char*)"stderr", new_stderr);
3076 PySys_SetObject((char*)"stderr", old_stderr);
3077 Py_DECREF(new_stderr);
3078 MESSAGE("Can't evaluate f(" << t << ")" << " error is " << err_description);
3079 result = *((real*)user_data);
3082 PyGILState_Release(gstate);
3085 *size = *((real*)user_data);
3090 status_t size_on_vertex(integer point_id, real *size, void *user_data)
3092 if (VertexId2PythonSmp.count(point_id) != 0){
3093 assert(Py_IsInitialized());
3094 PyGILState_STATE gstate;
3095 gstate = PyGILState_Ensure();
3096 PyObject* pyresult = PyObject_CallFunction(VertexId2PythonSmp[point_id],(char*)"");
3098 if ( pyresult != NULL) {
3099 result = PyFloat_AsDouble(pyresult);
3100 Py_DECREF(pyresult);
3105 string err_description="";
3106 PyObject* new_stderr = newPyStdOut(err_description);
3107 PyObject* old_stderr = PySys_GetObject((char*)"stderr");
3108 Py_INCREF(old_stderr);
3109 PySys_SetObject((char*)"stderr", new_stderr);
3111 PySys_SetObject((char*)"stderr", old_stderr);
3112 Py_DECREF(new_stderr);
3113 MESSAGE("Can't evaluate f()" << " error is " << err_description);
3114 result = *((real*)user_data);
3117 PyGILState_Release(gstate);
3120 *size = *((real*)user_data);
3126 * The following function will be called for PreCAD/MG-CADSurf message
3127 * printing. See context_set_message_callback (later in this
3128 * template) for how to set user_data.
3130 status_t message_cb(message_t *msg, void *user_data)
3132 integer errnumber = 0;
3134 message_get_number(msg, &errnumber);
3135 message_get_description(msg, &desc);
3137 message_cb_user_data * mcud = (message_cb_user_data*)user_data;
3138 // Get all the error message and some warning messages related to license and periodicity
3139 if ( errnumber < 0 ||
3140 err.find("license" ) != string::npos ||
3141 err.find("periodicity") != string::npos )
3143 // remove ^A from the tail
3144 int len = strlen( desc );
3145 while (len > 0 && desc[len-1] != '\n')
3147 mcud->_error->append( desc, len );
3150 if ( errnumber == 3009001 )
3151 * mcud->_progress = atof( desc + 11 ) / 100.;
3152 if ( mcud->_verbosity > 0 )
3153 std::cout << desc << std::endl;
3158 /* This is the interrupt callback. PreCAD/MG-CADSurf will call this
3159 * function regularily. See the file meshgems/interrupt.h
3161 status_t interrupt_cb(integer *interrupt_status, void *user_data)
3163 integer you_want_to_continue = 1;
3164 BLSURFPlugin_BLSURF* tmp = (BLSURFPlugin_BLSURF*)user_data;
3165 you_want_to_continue = !tmp->computeCanceled();
3167 if(you_want_to_continue)
3169 *interrupt_status = INTERRUPT_CONTINUE;
3172 else /* you want to stop MG-CADSurf */
3174 *interrupt_status = INTERRUPT_STOP;
3175 return STATUS_ERROR;
3179 //=============================================================================
3183 //=============================================================================
3184 bool BLSURFPlugin_BLSURF::Evaluate(SMESH_Mesh& aMesh,
3185 const TopoDS_Shape& aShape,
3186 MapShapeNbElems& aResMap)
3188 double diagonal = aMesh.GetShapeDiagonalSize();
3189 double bbSegmentation = _gen->GetBoundaryBoxSegmentation();
3190 int _physicalMesh = BLSURFPlugin_Hypothesis::GetDefaultPhysicalMesh();
3191 double _phySize = BLSURFPlugin_Hypothesis::GetDefaultPhySize(diagonal, bbSegmentation);
3192 bool _phySizeRel = BLSURFPlugin_Hypothesis::GetDefaultPhySizeRel();
3193 //int _geometricMesh = BLSURFPlugin_Hypothesis::GetDefaultGeometricMesh();
3194 double _angleMesh = BLSURFPlugin_Hypothesis::GetDefaultAngleMesh();
3195 bool _quadAllowed = BLSURFPlugin_Hypothesis::GetDefaultQuadAllowed();
3197 _physicalMesh = (int) _hypothesis->GetPhysicalMesh();
3198 _phySizeRel = _hypothesis->IsPhySizeRel();
3199 if ( _hypothesis->GetPhySize() > 0)
3200 _phySize = _phySizeRel ? diagonal*_hypothesis->GetPhySize() : _hypothesis->GetPhySize();
3201 //_geometricMesh = (int) hyp->GetGeometricMesh();
3202 if (_hypothesis->GetAngleMesh() > 0)
3203 _angleMesh = _hypothesis->GetAngleMesh();
3204 _quadAllowed = _hypothesis->GetQuadAllowed();
3206 //0020968: EDF1545 SMESH: Problem in the creation of a mesh group on geometry
3207 // GetDefaultPhySize() sometimes leads to computation failure
3208 _phySize = aMesh.GetShapeDiagonalSize() / _gen->GetBoundaryBoxSegmentation();
3209 MESSAGE("BLSURFPlugin_BLSURF::SetParameters using defaults");
3212 bool IsQuadratic = _quadraticMesh;
3217 TopTools_DataMapOfShapeInteger EdgesMap;
3218 double fullLen = 0.0;
3219 double fullNbSeg = 0;
3220 for (TopExp_Explorer exp(aShape, TopAbs_EDGE); exp.More(); exp.Next()) {
3221 TopoDS_Edge E = TopoDS::Edge( exp.Current() );
3222 if( EdgesMap.IsBound(E) )
3224 SMESH_subMesh *sm = aMesh.GetSubMesh(E);
3225 double aLen = SMESH_Algo::EdgeLength(E);
3228 if(_physicalMesh==1) {
3229 nb1d = (int)( aLen/_phySize + 1 );
3234 Handle(Geom_Curve) C = BRep_Tool::Curve(E,f,l);
3235 double fullAng = 0.0;
3236 double dp = (l-f)/200;
3241 for(int j=2; j<=200; j++) {
3244 fullAng += fabs(V1.Angle(V2));
3248 nb1d = (int)( fullAng/_angleMesh + 1 );
3251 std::vector<int> aVec(SMDSEntity_Last);
3252 for(int i=SMDSEntity_Node; i<SMDSEntity_Last; i++) aVec[i]=0;
3253 if( IsQuadratic > 0 ) {
3254 aVec[SMDSEntity_Node] = 2*nb1d - 1;
3255 aVec[SMDSEntity_Quad_Edge] = nb1d;
3258 aVec[SMDSEntity_Node] = nb1d - 1;
3259 aVec[SMDSEntity_Edge] = nb1d;
3261 aResMap.insert(std::make_pair(sm,aVec));
3262 EdgesMap.Bind(E,nb1d);
3264 double ELen = fullLen/fullNbSeg;
3268 // try to evaluate as in MEFISTO
3269 for (TopExp_Explorer exp(aShape, TopAbs_FACE); exp.More(); exp.Next()) {
3270 TopoDS_Face F = TopoDS::Face( exp.Current() );
3271 SMESH_subMesh *sm = aMesh.GetSubMesh(F);
3273 BRepGProp::SurfaceProperties(F,G);
3274 double anArea = G.Mass();
3276 std::vector<int> nb1dVec;
3277 for (TopExp_Explorer exp1(F,TopAbs_EDGE); exp1.More(); exp1.Next()) {
3278 int nbSeg = EdgesMap.Find(exp1.Current());
3280 nb1dVec.push_back( nbSeg );
3283 int nbTria = (int) ( anArea/( ELen*ELen*sqrt(3.) / 4 ) );
3284 int nbNodes = (int) ( ( nbTria*3 - (nb1d-1)*2 ) / 6 + 1 );
3287 if ( nb1dVec.size() == 4 ) // quadrangle geom face
3289 int n1 = nb1dVec[0], n2 = nb1dVec[ nb1dVec[1] == nb1dVec[0] ? 2 : 1 ];
3291 nbNodes = (n1 + 1) * (n2 + 1);
3296 nbTria = nbQuad = nbTria / 3 + 1;
3299 std::vector<int> aVec(SMDSEntity_Last,0);
3301 int nb1d_in = (nbTria*3 - nb1d) / 2;
3302 aVec[SMDSEntity_Node] = nbNodes + nb1d_in;
3303 aVec[SMDSEntity_Quad_Triangle] = nbTria;
3304 aVec[SMDSEntity_Quad_Quadrangle] = nbQuad;
3307 aVec[SMDSEntity_Node] = nbNodes;
3308 aVec[SMDSEntity_Triangle] = nbTria;
3309 aVec[SMDSEntity_Quadrangle] = nbQuad;
3311 aResMap.insert(std::make_pair(sm,aVec));
3318 BRepGProp::VolumeProperties(aShape,G);
3319 double aVolume = G.Mass();
3320 double tetrVol = 0.1179*ELen*ELen*ELen;
3321 int nbVols = int(aVolume/tetrVol);
3322 int nb1d_in = int(( nbVols*6 - fullNbSeg ) / 6 );
3323 std::vector<int> aVec(SMDSEntity_Last);
3324 for(int i=SMDSEntity_Node; i<SMDSEntity_Last; i++) aVec[i]=0;
3326 aVec[SMDSEntity_Node] = nb1d_in/3 + 1 + nb1d_in;
3327 aVec[SMDSEntity_Quad_Tetra] = nbVols;
3330 aVec[SMDSEntity_Node] = nb1d_in/3 + 1;
3331 aVec[SMDSEntity_Tetra] = nbVols;
3333 SMESH_subMesh *sm = aMesh.GetSubMesh(aShape);
3334 aResMap.insert(std::make_pair(sm,aVec));