1 // Copyright (C) 2007-2008 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.
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
20 // File : BLSURFPlugin_BLSURF.cxx
21 // Authors : Francis KLOSS (OCC) & Patrick LAUG (INRIA) & Lioka RAZAFINDRAZAKA (CEA)
22 // & Aurelien ALLEAUME (DISTENE)
23 // Size maps developement: Nicolas GEIMER (OCC) & Gilles DAVID (EURIWARE)
26 #include "BLSURFPlugin_BLSURF.hxx"
27 #include "BLSURFPlugin_Hypothesis.hxx"
29 #include <structmember.h>
32 #include <SMESH_Gen.hxx>
33 #include <SMESH_Mesh.hxx>
34 #include <SMESH_ControlsDef.hxx>
36 #include <utilities.h>
44 #include <BRep_Tool.hxx>
46 #include <TopExp_Explorer.hxx>
48 #include <NCollection_Map.hxx>
49 #include <Standard_ErrorHandler.hxx>
52 #include "distene/blsurf.h"
53 #include <distene/api.h>
56 #include <Geom_Surface.hxx>
57 #include <Handle_Geom_Surface.hxx>
58 #include <Geom2d_Curve.hxx>
59 #include <Handle_Geom2d_Curve.hxx>
60 #include <Geom_Curve.hxx>
61 #include <Handle_Geom_Curve.hxx>
62 #include <TopoDS_Vertex.hxx>
63 #include <TopoDS_Edge.hxx>
64 #include <TopoDS_Wire.hxx>
65 #include <TopoDS_Face.hxx>
66 #include <TopoDS_Shape.hxx>
67 #include <gp_Pnt2d.hxx>
68 #include <TopTools_IndexedMapOfShape.hxx>
69 #include <BRepTools.hxx>
70 #include <TopTools_DataMapOfShapeInteger.hxx>
71 #include <GProp_GProps.hxx>
72 #include <BRepGProp.hxx>
78 #include <GeomAPI_ProjectPointOnCurve.hxx>
79 #include <GeomAPI_ProjectPointOnSurf.hxx>
82 // #include <BRepClass_FaceClassifier.hxx>
83 #include <TopTools_MapOfShape.hxx>
85 /* ==================================
86 * =========== PYTHON ==============
87 * ==================================*/
96 PyStdOut_dealloc(PyStdOut *self)
102 PyStdOut_write(PyStdOut *self, PyObject *args)
106 if (!PyArg_ParseTuple(args, "t#:write",&c, &l))
110 *(self->out)=*(self->out)+c;
116 static PyMethodDef PyStdOut_methods[] = {
117 {"write", (PyCFunction)PyStdOut_write, METH_VARARGS,
118 PyDoc_STR("write(string) -> None")},
119 {NULL, NULL} /* sentinel */
122 static PyMemberDef PyStdOut_memberlist[] = {
123 {"softspace", T_INT, offsetof(PyStdOut, softspace), 0,
124 "flag indicating that a space needs to be printed; used by print"},
125 {NULL} /* Sentinel */
128 static PyTypeObject PyStdOut_Type = {
129 /* The ob_type field must be initialized in the module init function
130 * to be portable to Windows without using C++. */
131 PyObject_HEAD_INIT(NULL)
134 sizeof(PyStdOut), /*tp_basicsize*/
137 (destructor)PyStdOut_dealloc, /*tp_dealloc*/
144 0, /*tp_as_sequence*/
149 PyObject_GenericGetAttr, /*tp_getattro*/
150 /* softspace is writable: we must supply tp_setattro */
151 PyObject_GenericSetAttr, /* tp_setattro */
153 Py_TPFLAGS_DEFAULT, /*tp_flags*/
157 0, /*tp_richcompare*/
158 0, /*tp_weaklistoffset*/
161 PyStdOut_methods, /*tp_methods*/
162 PyStdOut_memberlist, /*tp_members*/
176 PyObject * newPyStdOut( std::string& out )
179 self = PyObject_New(PyStdOut, &PyStdOut_Type);
184 return (PyObject*)self;
188 ////////////////////////END PYTHON///////////////////////////
190 //////////////////MY MAPS////////////////////////////////////////
191 TopTools_IndexedMapOfShape FacesWithSizeMap;
192 std::map<int,string> FaceId2SizeMap;
193 TopTools_IndexedMapOfShape EdgesWithSizeMap;
194 std::map<int,string> EdgeId2SizeMap;
195 TopTools_IndexedMapOfShape VertecesWithSizeMap;
196 std::map<int,string> VertexId2SizeMap;
198 std::map<int,PyObject*> FaceId2PythonSmp;
199 std::map<int,PyObject*> EdgeId2PythonSmp;
200 std::map<int,PyObject*> VertexId2PythonSmp;
202 std::map<int,std::vector<double> > FaceId2AttractorCoords;
204 TopTools_IndexedMapOfShape FacesWithEnforcedVerteces;
205 std::map< int, std::set< std::vector<double> > > FaceId2EnforcedVertexCoords;
207 bool HasSizeMapOnFace=false;
208 bool HasSizeMapOnEdge=false;
209 bool HasSizeMapOnVertex=false;
212 //=============================================================================
216 //=============================================================================
218 BLSURFPlugin_BLSURF::BLSURFPlugin_BLSURF(int hypId, int studyId,
220 : SMESH_2D_Algo(hypId, studyId, gen)
222 MESSAGE("BLSURFPlugin_BLSURF::BLSURFPlugin_BLSURF");
225 _shapeType = (1 << TopAbs_FACE); // 1 bit /shape type
226 _compatibleHypothesis.push_back("BLSURF_Parameters");
227 _requireDescretBoundary = false;
228 _onlyUnaryInput = false;
231 smeshGen_i = SMESH_Gen_i::GetSMESHGen();
232 CORBA::Object_var anObject = smeshGen_i->GetNS()->Resolve("/myStudyManager");
233 SALOMEDS::StudyManager_var aStudyMgr = SALOMEDS::StudyManager::_narrow(anObject);
235 MESSAGE("studyid = " << _studyId);
238 myStudy = aStudyMgr->GetStudyByID(_studyId);
239 MESSAGE("myStudy->StudyId() = " << myStudy->StudyId());
241 /* Initialize the Python interpreter */
242 assert(Py_IsInitialized());
243 PyGILState_STATE gstate;
244 gstate = PyGILState_Ensure();
247 main_mod = PyImport_AddModule("__main__");
250 main_dict = PyModule_GetDict(main_mod);
252 PyRun_SimpleString("from math import *");
253 PyGILState_Release(gstate);
255 FacesWithSizeMap.Clear();
256 FaceId2SizeMap.clear();
257 EdgesWithSizeMap.Clear();
258 EdgeId2SizeMap.clear();
259 VertecesWithSizeMap.Clear();
260 VertexId2SizeMap.clear();
261 FaceId2PythonSmp.clear();
262 EdgeId2PythonSmp.clear();
263 VertexId2PythonSmp.clear();
264 FaceId2AttractorCoords.clear();
265 FacesWithEnforcedVerteces.Clear();
266 FaceId2EnforcedVertexCoords.clear();
270 //=============================================================================
274 //=============================================================================
276 BLSURFPlugin_BLSURF::~BLSURFPlugin_BLSURF()
278 MESSAGE("BLSURFPlugin_BLSURF::~BLSURFPlugin_BLSURF");
282 //=============================================================================
286 //=============================================================================
288 bool BLSURFPlugin_BLSURF::CheckHypothesis
290 const TopoDS_Shape& aShape,
291 SMESH_Hypothesis::Hypothesis_Status& aStatus)
295 list<const SMESHDS_Hypothesis*>::const_iterator itl;
296 const SMESHDS_Hypothesis* theHyp;
298 const list<const SMESHDS_Hypothesis*>& hyps = GetUsedHypothesis(aMesh, aShape);
299 int nbHyp = hyps.size();
302 aStatus = SMESH_Hypothesis::HYP_OK;
303 return true; // can work with no hypothesis
307 theHyp = (*itl); // use only the first hypothesis
309 string hypName = theHyp->GetName();
311 if (hypName == "BLSURF_Parameters")
313 _hypothesis = static_cast<const BLSURFPlugin_Hypothesis*> (theHyp);
315 if ( _hypothesis->GetPhysicalMesh() == BLSURFPlugin_Hypothesis::DefaultSize &&
316 _hypothesis->GetGeometricMesh() == BLSURFPlugin_Hypothesis::DefaultGeom )
317 // hphy_flag = 0 and hgeo_flag = 0 is not allowed (spec)
318 aStatus = SMESH_Hypothesis::HYP_BAD_PARAMETER;
320 aStatus = SMESH_Hypothesis::HYP_OK;
323 aStatus = SMESH_Hypothesis::HYP_INCOMPATIBLE;
325 return aStatus == SMESH_Hypothesis::HYP_OK;
328 //=============================================================================
330 * Pass parameters to BLSURF
332 //=============================================================================
334 inline std::string to_string(double d)
336 std::ostringstream o;
341 inline std::string to_string(int i)
343 std::ostringstream o;
348 double _smp_phy_size;
349 status_t size_on_surface(integer face_id, real *uv, real *size, void *user_data);
350 status_t size_on_edge(integer edge_id, real t, real *size, void *user_data);
351 status_t size_on_vertex(integer vertex_id, real *size, void *user_data);
353 double my_u_min=1e6,my_v_min=1e6,my_u_max=-1e6,my_v_max=-1e6;
359 /////////////////////////////////////////////////////////
360 projectionPoint getProjectionPoint(const TopoDS_Face& face, const gp_XYZ& point)
362 projectionPoint myPoint;
363 Handle(Geom_Surface) surface = BRep_Tool::Surface(face);
364 GeomAPI_ProjectPointOnSurf projector( point, surface );
365 if ( !projector.IsDone() || projector.NbPoints()==0 )
366 throw "Can't project";
368 Quantity_Parameter u,v;
369 projector.LowerDistanceParameters(u,v);
370 myPoint.uv = gp_XY(u,v);
371 gp_Pnt aPnt = projector.NearestPoint();
372 myPoint.xyz = gp_XYZ(aPnt.X(),aPnt.Y(),aPnt.Z());
376 /////////////////////////////////////////////////////////
378 /////////////////////////////////////////////////////////
379 double getT(const TopoDS_Edge& edge, const gp_XYZ& point)
382 Handle(Geom_Curve) curve = BRep_Tool::Curve(edge, f,l);
383 GeomAPI_ProjectPointOnCurve projector( point, curve);
384 if ( projector.NbPoints() == 0 )
386 return projector.LowerDistanceParameter();
389 /////////////////////////////////////////////////////////
390 TopoDS_Shape BLSURFPlugin_BLSURF::entryToShape(std::string entry)
392 MESSAGE("BLSURFPlugin_BLSURF::entryToShape"<<entry );
393 GEOM::GEOM_Object_var aGeomObj;
394 TopoDS_Shape S = TopoDS_Shape();
395 SALOMEDS::SObject_var aSObj = myStudy->FindObjectID( entry.c_str() );
396 SALOMEDS::GenericAttribute_var anAttr;
398 if (!aSObj->_is_nil() && aSObj->FindAttribute(anAttr, "AttributeIOR")) {
399 SALOMEDS::AttributeIOR_var anIOR = SALOMEDS::AttributeIOR::_narrow(anAttr);
400 CORBA::String_var aVal = anIOR->Value();
401 CORBA::Object_var obj = myStudy->ConvertIORToObject(aVal);
402 aGeomObj = GEOM::GEOM_Object::_narrow(obj);
404 if ( !aGeomObj->_is_nil() )
405 S = smeshGen_i->GeomObjectToShape( aGeomObj.in() );
409 /////////////////////////////////////////////////////////
410 void createEnforcedVertexOnFace(TopoDS_Shape GeomShape, BLSURFPlugin_Hypothesis::TEnforcedVertexList enforcedVertexList)
413 std::vector<double> coords;
414 BLSURFPlugin_Hypothesis::TEnforcedVertex enforcedVertex;
415 BLSURFPlugin_Hypothesis::TEnforcedVertexList::const_iterator evlIt = enforcedVertexList.begin();
417 for( ; evlIt != enforcedVertexList.end() ; ++evlIt ) {
419 enforcedVertex = *evlIt;
420 xe = enforcedVertex[0];
421 ye = enforcedVertex[1];
422 ze = enforcedVertex[2];
423 MESSAGE("Enforced Vertex: " << xe << ", " << ye << ", " << ze);
424 // Get the (u,v) values of the enforced vertex on the face
425 projectionPoint myPoint = getProjectionPoint(TopoDS::Face(GeomShape),gp_XYZ(xe,ye,ze));
426 gp_XY uvPoint = myPoint.uv;
427 gp_XYZ xyzPoint = myPoint.xyz;
428 Standard_Real u0 = uvPoint.X();
429 Standard_Real v0 = uvPoint.Y();
430 Standard_Real x0 = xyzPoint.X();
431 Standard_Real y0 = xyzPoint.Y();
432 Standard_Real z0 = xyzPoint.Z();
433 MESSAGE("Projected Vertex: " << x0 << ", " << y0 << ", " << z0);
434 coords.push_back(u0);
435 coords.push_back(v0);
436 coords.push_back(x0);
437 coords.push_back(y0);
438 coords.push_back(z0);
441 if (! FacesWithEnforcedVerteces.Contains(TopoDS::Face(GeomShape))) {
442 key = FacesWithEnforcedVerteces.Add(TopoDS::Face(GeomShape));
445 key = FacesWithEnforcedVerteces.FindIndex(TopoDS::Face(GeomShape));
448 // If a node is already created by an attractor, do not create enforced vertex
449 int attractorKey = FacesWithSizeMap.FindIndex(TopoDS::Face(GeomShape));
450 bool sameAttractor = false;
451 if (attractorKey >= 0)
452 if (FaceId2AttractorCoords.count(attractorKey) > 0)
453 if (FaceId2AttractorCoords[attractorKey] == coords)
454 sameAttractor = true;
456 if (FaceId2EnforcedVertexCoords.find(key) != FaceId2EnforcedVertexCoords.end()) {
457 MESSAGE("Map of enf. vertex has key " << key)
458 MESSAGE("Enf. vertex list size is: " << FaceId2EnforcedVertexCoords[key].size())
459 if (not sameAttractor)
460 FaceId2EnforcedVertexCoords[key].insert(coords); // there should be no redondant coords here (see std::set management)
462 MESSAGE("An attractor node is already defined: I don't add the enforced vertex");
463 MESSAGE("New Enf. vertex list size is: " << FaceId2EnforcedVertexCoords[key].size())
466 MESSAGE("Map of enf. vertex has not key " << key << ": creating it")
467 if (not sameAttractor) {
468 std::set< std::vector<double> > ens;
470 FaceId2EnforcedVertexCoords[key] = ens;
473 MESSAGE("An attractor node is already defined: I don't add the enforced vertex");
478 /////////////////////////////////////////////////////////
479 void createAttractorOnFace(TopoDS_Shape GeomShape, std::string AttractorFunction)
481 MESSAGE("Attractor function: "<< AttractorFunction);
482 double xa, ya, za; // Coordinates of attractor point
483 double a, b; // Attractor parameter
484 bool createNode=false; // To create a node on attractor projection
486 const char *sep = ";";
487 // atIt->second has the following pattern:
488 // ATTRACTOR(xa;ya;za;a;b)
490 // xa;ya;za : coordinates of attractor
491 // a : desired size on attractor
492 // b : distance of influence of attractor
494 // We search the parameters in the string
496 pos1 = AttractorFunction.find(sep);
497 if (pos1!=string::npos)
498 xa = atof(AttractorFunction.substr(10, pos1-10).c_str());
500 pos2 = AttractorFunction.find(sep, pos1+1);
501 if (pos2!=string::npos) {
502 ya = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
506 pos2 = AttractorFunction.find(sep, pos1+1);
507 if (pos2!=string::npos) {
508 za = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
512 pos2 = AttractorFunction.find(sep, pos1+1);
513 if (pos2!=string::npos) {
514 a = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
518 pos2 = AttractorFunction.find(sep, pos1+1);
519 if (pos2!=string::npos) {
520 b = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
524 pos2 = AttractorFunction.find(")");
525 if (pos2!=string::npos) {
526 string createNodeStr = AttractorFunction.substr(pos1+1, pos2-pos1-1);
527 MESSAGE("createNode: " << createNodeStr);
528 createNode = (AttractorFunction.substr(pos1+1, pos2-pos1-1) == "True");
531 // Get the (u,v) values of the attractor on the face
532 projectionPoint myPoint = getProjectionPoint(TopoDS::Face(GeomShape),gp_XYZ(xa,ya,za));
533 gp_XY uvPoint = myPoint.uv;
534 gp_XYZ xyzPoint = myPoint.xyz;
535 Standard_Real u0 = uvPoint.X();
536 Standard_Real v0 = uvPoint.Y();
537 Standard_Real x0 = xyzPoint.X();
538 Standard_Real y0 = xyzPoint.Y();
539 Standard_Real z0 = xyzPoint.Z();
540 std::vector<double> coords;
541 coords.push_back(u0);
542 coords.push_back(v0);
543 coords.push_back(x0);
544 coords.push_back(y0);
545 coords.push_back(z0);
546 // We construct the python function
547 ostringstream attractorFunctionStream;
548 attractorFunctionStream << "def f(u,v): return ";
549 attractorFunctionStream << _smp_phy_size << "-(" << _smp_phy_size <<"-" << a << ")";
550 attractorFunctionStream << "*exp(-((u-("<<u0<<"))*(u-("<<u0<<"))+(v-("<<v0<<"))*(v-("<<v0<<")))/(" << b << "*" << b <<"))";
552 MESSAGE("Python function for attractor:" << std::endl << attractorFunctionStream.str());
555 if (! FacesWithSizeMap.Contains(TopoDS::Face(GeomShape))) {
556 key = FacesWithSizeMap.Add(TopoDS::Face(GeomShape));
559 key = FacesWithSizeMap.FindIndex(TopoDS::Face(GeomShape));
561 FaceId2SizeMap[key] =attractorFunctionStream.str();
563 MESSAGE("Creating node on ("<<x0<<","<<y0<<","<<z0<<")");
564 FaceId2AttractorCoords[key] = coords;
568 /////////////////////////////////////////////////////////
570 void BLSURFPlugin_BLSURF::SetParameters(const BLSURFPlugin_Hypothesis* hyp, blsurf_session_t *bls)
572 int _topology = BLSURFPlugin_Hypothesis::GetDefaultTopology();
573 int _physicalMesh = BLSURFPlugin_Hypothesis::GetDefaultPhysicalMesh();
574 double _phySize = BLSURFPlugin_Hypothesis::GetDefaultPhySize();
575 int _geometricMesh = BLSURFPlugin_Hypothesis::GetDefaultGeometricMesh();
576 double _angleMeshS = BLSURFPlugin_Hypothesis::GetDefaultAngleMeshS();
577 double _angleMeshC = BLSURFPlugin_Hypothesis::GetDefaultAngleMeshC();
578 double _gradation = BLSURFPlugin_Hypothesis::GetDefaultGradation();
579 bool _quadAllowed = BLSURFPlugin_Hypothesis::GetDefaultQuadAllowed();
580 bool _decimesh = BLSURFPlugin_Hypothesis::GetDefaultDecimesh();
581 int _verb = BLSURFPlugin_Hypothesis::GetDefaultVerbosity();
584 MESSAGE("BLSURFPlugin_BLSURF::SetParameters");
585 _topology = (int) hyp->GetTopology();
586 _physicalMesh = (int) hyp->GetPhysicalMesh();
587 _phySize = hyp->GetPhySize();
588 _geometricMesh = (int) hyp->GetGeometricMesh();
589 _angleMeshS = hyp->GetAngleMeshS();
590 _angleMeshC = hyp->GetAngleMeshC();
591 _gradation = hyp->GetGradation();
592 _quadAllowed = hyp->GetQuadAllowed();
593 _decimesh = hyp->GetDecimesh();
594 _verb = hyp->GetVerbosity();
596 if ( hyp->GetPhyMin() != ::BLSURFPlugin_Hypothesis::undefinedDouble() )
597 blsurf_set_param(bls, "hphymin", to_string(hyp->GetPhyMin()).c_str());
598 if ( hyp->GetPhyMax() != ::BLSURFPlugin_Hypothesis::undefinedDouble() )
599 blsurf_set_param(bls, "hphymax", to_string(hyp->GetPhyMax()).c_str());
600 if ( hyp->GetGeoMin() != ::BLSURFPlugin_Hypothesis::undefinedDouble() )
601 blsurf_set_param(bls, "hgeomin", to_string(hyp->GetGeoMin()).c_str());
602 if ( hyp->GetGeoMax() != ::BLSURFPlugin_Hypothesis::undefinedDouble() )
603 blsurf_set_param(bls, "hgeomax", to_string(hyp->GetGeoMax()).c_str());
605 const BLSURFPlugin_Hypothesis::TOptionValues & opts = hyp->GetOptionValues();
606 BLSURFPlugin_Hypothesis::TOptionValues::const_iterator opIt;
607 for ( opIt = opts.begin(); opIt != opts.end(); ++opIt )
608 if ( !opIt->second.empty() ) {
609 MESSAGE("blsurf_set_param(): " << opIt->first << " = " << opIt->second);
610 blsurf_set_param(bls, opIt->first.c_str(), opIt->second.c_str());
614 MESSAGE("BLSURFPlugin_BLSURF::SetParameters using defaults");
616 _smp_phy_size = _phySize;
617 blsurf_set_param(bls, "topo_points", _topology > 0 ? "1" : "0");
618 blsurf_set_param(bls, "topo_curves", _topology > 0 ? "1" : "0");
619 blsurf_set_param(bls, "topo_project", _topology > 0 ? "1" : "0");
620 blsurf_set_param(bls, "clean_boundary", _topology > 1 ? "1" : "0");
621 blsurf_set_param(bls, "close_boundary", _topology > 1 ? "1" : "0");
622 blsurf_set_param(bls, "hphy_flag", to_string(_physicalMesh).c_str());
623 // blsurf_set_param(bls, "hphy_flag", "2");
624 if ((to_string(_physicalMesh))=="2"){
626 TopoDS_Shape GeomShape;
627 TopAbs_ShapeEnum GeomType;
629 // Standard Size Maps
631 MESSAGE("Setting a Size Map");
632 const BLSURFPlugin_Hypothesis::TSizeMap sizeMaps = BLSURFPlugin_Hypothesis::GetSizeMapEntries(hyp);
633 BLSURFPlugin_Hypothesis::TSizeMap::const_iterator smIt = sizeMaps.begin();
634 for ( ; smIt != sizeMaps.end(); ++smIt ) {
635 if ( !smIt->second.empty() ) {
636 MESSAGE("blsurf_set_sizeMap(): " << smIt->first << " = " << smIt->second);
637 GeomShape = entryToShape(smIt->first);
638 GeomType = GeomShape.ShapeType();
639 MESSAGE("Geomtype is " << GeomType);
642 if (GeomType == TopAbs_COMPOUND){
643 for (TopoDS_Iterator it (GeomShape); it.More(); it.Next()){
645 if (it.Value().ShapeType() == TopAbs_FACE){
646 HasSizeMapOnFace = true;
647 if (! FacesWithSizeMap.Contains(TopoDS::Face(it.Value()))) {
648 key = FacesWithSizeMap.Add(TopoDS::Face(it.Value()));
651 key = FacesWithSizeMap.FindIndex(TopoDS::Face(it.Value()));
652 // MESSAGE("Face with key " << key << " already in map");
654 FaceId2SizeMap[key] = smIt->second;
657 if (it.Value().ShapeType() == TopAbs_EDGE){
658 HasSizeMapOnEdge = true;
659 HasSizeMapOnFace = true;
660 if (! EdgesWithSizeMap.Contains(TopoDS::Edge(it.Value()))) {
661 key = EdgesWithSizeMap.Add(TopoDS::Edge(it.Value()));
664 key = EdgesWithSizeMap.FindIndex(TopoDS::Edge(it.Value()));
665 // MESSAGE("Edge with key " << key << " already in map");
667 EdgeId2SizeMap[key] = smIt->second;
670 if (it.Value().ShapeType() == TopAbs_VERTEX){
671 HasSizeMapOnVertex = true;
672 HasSizeMapOnEdge = true;
673 HasSizeMapOnFace = true;
674 if (! VertecesWithSizeMap.Contains(TopoDS::Vertex(it.Value()))) {
675 key = VertecesWithSizeMap.Add(TopoDS::Vertex(it.Value()));
678 key = VertecesWithSizeMap.FindIndex(TopoDS::Vertex(it.Value()));
679 // MESSAGE("Vertex with key " << key << " already in map");
681 VertexId2SizeMap[key] = smIt->second;
686 if (GeomType == TopAbs_FACE){
687 HasSizeMapOnFace = true;
688 if (! FacesWithSizeMap.Contains(TopoDS::Face(GeomShape))) {
689 key = FacesWithSizeMap.Add(TopoDS::Face(GeomShape));
692 key = FacesWithSizeMap.FindIndex(TopoDS::Face(GeomShape));
693 // MESSAGE("Face with key " << key << " already in map");
695 FaceId2SizeMap[key] = smIt->second;
698 if (GeomType == TopAbs_EDGE){
699 HasSizeMapOnEdge = true;
700 HasSizeMapOnFace = true;
701 if (! EdgesWithSizeMap.Contains(TopoDS::Edge(GeomShape))) {
702 key = EdgesWithSizeMap.Add(TopoDS::Edge(GeomShape));
705 key = EdgesWithSizeMap.FindIndex(TopoDS::Edge(GeomShape));
706 // MESSAGE("Edge with key " << key << " already in map");
708 EdgeId2SizeMap[key] = smIt->second;
711 if (GeomType == TopAbs_VERTEX){
712 HasSizeMapOnVertex = true;
713 HasSizeMapOnEdge = true;
714 HasSizeMapOnFace = true;
715 if (! VertecesWithSizeMap.Contains(TopoDS::Vertex(GeomShape))) {
716 key = VertecesWithSizeMap.Add(TopoDS::Vertex(GeomShape));
719 key = VertecesWithSizeMap.FindIndex(TopoDS::Vertex(GeomShape));
720 // MESSAGE("Vertex with key " << key << " already in map");
722 VertexId2SizeMap[key] = smIt->second;
730 MESSAGE("Setting Attractors");
731 const BLSURFPlugin_Hypothesis::TSizeMap attractors = BLSURFPlugin_Hypothesis::GetAttractorEntries(hyp);
732 BLSURFPlugin_Hypothesis::TSizeMap::const_iterator atIt = attractors.begin();
733 for ( ; atIt != attractors.end(); ++atIt ) {
734 if ( !atIt->second.empty() ) {
735 MESSAGE("blsurf_set_attractor(): " << atIt->first << " = " << atIt->second);
736 GeomShape = entryToShape(atIt->first);
737 GeomType = GeomShape.ShapeType();
739 if (GeomType == TopAbs_COMPOUND){
740 for (TopoDS_Iterator it (GeomShape); it.More(); it.Next()){
741 if (it.Value().ShapeType() == TopAbs_FACE){
742 HasSizeMapOnFace = true;
743 createAttractorOnFace(it.Value(), atIt->second);
748 if (GeomType == TopAbs_FACE){
749 HasSizeMapOnFace = true;
750 createAttractorOnFace(GeomShape, atIt->second);
753 if (GeomType == TopAbs_EDGE){
754 HasSizeMapOnEdge = true;
755 HasSizeMapOnFace = true;
756 EdgeId2SizeMap[TopoDS::Edge(GeomShape).HashCode(IntegerLast())] = atIt->second;
758 if (GeomType == TopAbs_VERTEX){
759 HasSizeMapOnVertex = true;
760 HasSizeMapOnEdge = true;
761 HasSizeMapOnFace = true;
762 VertexId2SizeMap[TopoDS::Vertex(GeomShape).HashCode(IntegerLast())] = atIt->second;
772 MESSAGE("Setting Enforced Verteces");
773 const BLSURFPlugin_Hypothesis::TEnforcedVertexMap enforcedVertexMap = BLSURFPlugin_Hypothesis::GetAllEnforcedVerteces(hyp);
774 BLSURFPlugin_Hypothesis::TEnforcedVertexMap::const_iterator enfIt = enforcedVertexMap.begin();
775 for ( ; enfIt != enforcedVertexMap.end(); ++enfIt ) {
776 if ( !enfIt->second.empty() ) {
777 GeomShape = entryToShape(enfIt->first);
778 GeomType = GeomShape.ShapeType();
780 if (GeomType == TopAbs_COMPOUND){
781 for (TopoDS_Iterator it (GeomShape); it.More(); it.Next()){
782 if (it.Value().ShapeType() == TopAbs_FACE){
783 HasSizeMapOnFace = true;
784 createEnforcedVertexOnFace(it.Value(), enfIt->second);
789 if (GeomType == TopAbs_FACE){
790 HasSizeMapOnFace = true;
791 createEnforcedVertexOnFace(GeomShape, enfIt->second);
796 // if (HasSizeMapOnFace){
797 // In all size map cases (hphy_flag = 2), at least map on face must be defined
798 MESSAGE("Setting Size Map on FACES ");
799 blsurf_data_set_sizemap_iso_cad_face(bls, size_on_surface, &_smp_phy_size);
802 if (HasSizeMapOnEdge){
803 MESSAGE("Setting Size Map on EDGES ");
804 blsurf_data_set_sizemap_iso_cad_edge(bls, size_on_edge, &_smp_phy_size);
806 if (HasSizeMapOnVertex){
807 MESSAGE("Setting Size Map on VERTICES ");
808 blsurf_data_set_sizemap_iso_cad_point(bls, size_on_vertex, &_smp_phy_size);
811 blsurf_set_param(bls, "hphydef", to_string(_phySize).c_str());
812 blsurf_set_param(bls, "hgeo_flag", to_string(_geometricMesh).c_str());
813 blsurf_set_param(bls, "relax_size", _decimesh ? "0": to_string(_geometricMesh).c_str());
814 blsurf_set_param(bls, "angle_meshs", to_string(_angleMeshS).c_str());
815 blsurf_set_param(bls, "angle_meshc", to_string(_angleMeshC).c_str());
816 blsurf_set_param(bls, "gradation", to_string(_gradation).c_str());
817 blsurf_set_param(bls, "patch_independent", _decimesh ? "1" : "0");
818 blsurf_set_param(bls, "element", _quadAllowed ? "q1.0" : "p1");
819 blsurf_set_param(bls, "verb", to_string(_verb).c_str());
827 status_t curv_fun(real t, real *uv, real *dt, real *dtt, void *user_data);
828 status_t surf_fun(real *uv, real *xyz, real*du, real *dv,
829 real *duu, real *duv, real *dvv, void *user_data);
830 status_t message_callback(message_t *msg, void *user_data);
832 //=============================================================================
836 //=============================================================================
838 bool BLSURFPlugin_BLSURF::Compute(SMESH_Mesh& aMesh, const TopoDS_Shape& aShape) {
840 MESSAGE("BLSURFPlugin_BLSURF::Compute");
842 if (aShape.ShapeType() == TopAbs_COMPOUND) {
843 MESSAGE(" the shape is a COMPOUND");
846 MESSAGE(" the shape is UNKNOWN");
849 context_t *ctx = context_new();
850 context_set_message_callback(ctx, message_callback, &_comment);
852 cad_t *c = cad_new(ctx);
854 blsurf_session_t *bls = blsurf_session_new(ctx);
856 FacesWithSizeMap.Clear();
857 FaceId2SizeMap.clear();
858 EdgesWithSizeMap.Clear();
859 EdgeId2SizeMap.clear();
860 VertecesWithSizeMap.Clear();
861 VertexId2SizeMap.clear();
863 MESSAGE("BEGIN SetParameters");
864 SetParameters(_hypothesis, bls);
865 MESSAGE("END SetParameters");
867 TopTools_IndexedMapOfShape fmap;
868 TopTools_IndexedMapOfShape emap;
869 TopTools_IndexedMapOfShape pmap;
870 vector<Handle(Geom2d_Curve)> curves;
871 vector<Handle(Geom_Surface)> surfaces;
874 FaceId2PythonSmp.clear();
876 EdgeId2PythonSmp.clear();
878 VertexId2PythonSmp.clear();
882 assert(Py_IsInitialized());
883 PyGILState_STATE gstate;
884 gstate = PyGILState_Ensure();
886 string theSizeMapStr;
888 /****************************************************************************************
890 *****************************************************************************************/
892 string bad_end = "return";
894 for (TopExp_Explorer face_iter(aShape,TopAbs_FACE);face_iter.More();face_iter.Next()) {
895 TopoDS_Face f=TopoDS::Face(face_iter.Current());
897 if (fmap.FindIndex(f) > 0)
902 surfaces.push_back(BRep_Tool::Surface(f));
904 cad_face_t *fce = cad_face_new(c, iface, surf_fun, surfaces.back());
905 cad_face_set_tag(fce, iface);
906 if(f.Orientation() != TopAbs_FORWARD){
907 cad_face_set_orientation(fce, CAD_ORIENTATION_REVERSED);
909 cad_face_set_orientation(fce, CAD_ORIENTATION_FORWARD);
912 if (HasSizeMapOnFace){
913 std::cout << "A size map is defined on a face" << std::endl;
915 faceKey = FacesWithSizeMap.FindIndex(f);
917 if (FaceId2SizeMap.find(faceKey)!=FaceId2SizeMap.end()){
918 theSizeMapStr = FaceId2SizeMap[faceKey];
919 // check if function ends with "return"
920 if (theSizeMapStr.find(bad_end) == (theSizeMapStr.size()-bad_end.size()-1))
922 // Expr To Python function, verification is performed at validation in GUI
923 PyObject * obj = NULL;
924 obj= PyRun_String(theSizeMapStr.c_str(), Py_file_input, main_dict, NULL);
926 PyObject * func = NULL;
927 func = PyObject_GetAttrString(main_mod, "f");
928 FaceId2PythonSmp[iface]=func;
929 FaceId2SizeMap.erase(faceKey);
932 // Specific size map = Attractor
933 std::map<int,std::vector<double> >::iterator attractor_iter = FaceId2AttractorCoords.begin();
935 for (; attractor_iter != FaceId2AttractorCoords.end(); ++attractor_iter) {
936 if (attractor_iter->first == faceKey) {
937 MESSAGE("Face indice: " << iface);
938 MESSAGE("Adding attractor");
940 double xyzCoords[3] = {attractor_iter->second[2],
941 attractor_iter->second[3],
942 attractor_iter->second[4]};
944 MESSAGE("Check position of vertex =(" << xyzCoords[0] << "," << xyzCoords[1] << "," << xyzCoords[2] << ")");
945 gp_Pnt P(xyzCoords[0],xyzCoords[1],xyzCoords[2]);
946 BRepClass_FaceClassifier scl(f,P,1e-7);
947 // scl.Perform() is bugged. The function was rewritten
949 BRepClass_FaceClassifierPerform(&scl,f,P,1e-7);
950 TopAbs_State result = scl.State();
951 MESSAGE("Position of point on face: "<<result);
952 if ( result == TopAbs_OUT )
953 MESSAGE("Point is out of face: node is not created");
954 if ( result == TopAbs_UNKNOWN )
955 MESSAGE("Point position on face is unknown: node is not created");
956 if ( result == TopAbs_ON )
957 MESSAGE("Point is on border of face: node is not created");
958 if ( result == TopAbs_IN )
960 // Point is inside face and not on border
961 MESSAGE("Point is in face: node is created");
962 double uvCoords[2] = {attractor_iter->second[0],attractor_iter->second[1]};
964 MESSAGE("Add cad point on (u,v)=(" << uvCoords[0] << "," << uvCoords[1] << ") with id = " << iatt);
965 cad_point_t* point_p = cad_point_new(fce, iatt, uvCoords);
966 cad_point_set_tag(point_p, iatt);
968 FaceId2AttractorCoords.erase(faceKey);
973 faceKey = FacesWithEnforcedVerteces.FindIndex(f);
974 std::map<int,std::set<std::vector<double> > >::const_iterator evmIt = FaceId2EnforcedVertexCoords.find(faceKey);
975 if (evmIt != FaceId2EnforcedVertexCoords.end()) {
976 std::cout << "Some enforced verteces are defined" << std::endl;
978 std::set<std::vector<double> > evl;
979 // std::vector<double> ev;
980 MESSAGE("Face indice: " << iface);
981 MESSAGE("Adding enforced verteces");
983 MESSAGE("Number of verteces to add: "<< evl.size())
984 std::set< std::vector<double> >::const_iterator evlIt = evl.begin();
985 for (; evlIt != evl.end(); ++evlIt) {
987 // for (int i=0; i<evl.size() ; i++) {
990 // double xyzCoords[3] = {ev[2], ev[3], ev[4]};
991 double xyzCoords[3] = {evlIt->at(0), evlIt->at(3), evlIt->at(4)};
992 MESSAGE("Check position of vertex =(" << xyzCoords[0] << "," << xyzCoords[1] << "," << xyzCoords[2] << ")");
993 gp_Pnt P(xyzCoords[0],xyzCoords[1],xyzCoords[2]);
994 BRepClass_FaceClassifier scl(f,P,1e-7);
995 // scl.Perform() is bugged. The function was rewritten
997 BRepClass_FaceClassifierPerform(&scl,f,P,1e-7);
998 TopAbs_State result = scl.State();
999 MESSAGE("Position of point on face: "<<result);
1000 if ( result == TopAbs_OUT )
1001 MESSAGE("Point is out of face: node is not created");
1002 if ( result == TopAbs_UNKNOWN )
1003 MESSAGE("Point position on face is unknown: node is not created");
1004 if ( result == TopAbs_ON )
1005 MESSAGE("Point is on border of face: node is not created");
1006 if ( result == TopAbs_IN )
1008 // Point is inside face and not on border
1009 MESSAGE("Point is in face: node is created");
1010 // double uvCoords[2] = {ev[0],ev[1]};
1011 double uvCoords[2] = {evlIt->at(0),evlIt->at(1)};
1013 MESSAGE("Add cad point on (u,v)=(" << uvCoords[0] << "," << uvCoords[1] << ") with id = " << ienf);
1014 cad_point_t* point_p = cad_point_new(fce, ienf, uvCoords);
1015 cad_point_set_tag(point_p, ienf);
1018 FaceId2EnforcedVertexCoords.erase(faceKey);
1021 std::cout << "No enforced vertex defined" << std::endl;
1025 /****************************************************************************************
1027 *****************************************************************************************/
1029 for (TopExp_Explorer edge_iter(f,TopAbs_EDGE);edge_iter.More();edge_iter.Next()) {
1030 TopoDS_Edge e = TopoDS::Edge(edge_iter.Current());
1031 int ic = emap.FindIndex(e);
1036 curves.push_back(BRep_Tool::CurveOnSurface(e, f, tmin, tmax));
1038 if (HasSizeMapOnEdge){
1039 edgeKey = EdgesWithSizeMap.FindIndex(e);
1040 if (EdgeId2SizeMap.find(edgeKey)!=EdgeId2SizeMap.end()) {
1041 theSizeMapStr = EdgeId2SizeMap[faceKey];
1042 if (theSizeMapStr.find(bad_end) == (theSizeMapStr.size()-bad_end.size()-1))
1044 // Expr To Python function, verification is performed at validation in GUI
1045 PyObject * obj = NULL;
1046 obj= PyRun_String(theSizeMapStr.c_str(), Py_file_input, main_dict, NULL);
1048 PyObject * func = NULL;
1049 func = PyObject_GetAttrString(main_mod, "f");
1050 EdgeId2PythonSmp[ic]=func;
1051 EdgeId2SizeMap.erase(edgeKey);
1054 cad_edge_t *edg = cad_edge_new(fce, ic, tmin, tmax, curv_fun, curves.back());
1055 cad_edge_set_tag(edg, ic);
1056 cad_edge_set_property(edg, EDGE_PROPERTY_SOFT_REQUIRED);
1057 if (e.Orientation() == TopAbs_INTERNAL)
1058 cad_edge_set_property(edg, EDGE_PROPERTY_INTERNAL);
1062 gp_Pnt2d e0 = curves.back()->Value(tmin);
1063 gp_Pnt ee0 = surfaces.back()->Value(e0.X(), e0.Y());
1064 Standard_Real d1=0,d2=0;
1067 /****************************************************************************************
1069 *****************************************************************************************/
1071 for (TopExp_Explorer ex_edge(e ,TopAbs_VERTEX); ex_edge.More(); ex_edge.Next()) {
1072 TopoDS_Vertex v = TopoDS::Vertex(ex_edge.Current());
1076 d1 = ee0.SquareDistance(BRep_Tool::Pnt(v));
1079 d2 = ee0.SquareDistance(BRep_Tool::Pnt(v));
1081 *ip = pmap.FindIndex(v);
1085 vertexKey = VertecesWithSizeMap.FindIndex(v);
1086 if (HasSizeMapOnVertex){
1087 vertexKey = VertecesWithSizeMap.FindIndex(v);
1088 if (VertexId2SizeMap.find(vertexKey)!=VertexId2SizeMap.end()){
1089 theSizeMapStr = VertexId2SizeMap[faceKey];
1090 if (theSizeMapStr.find(bad_end) == (theSizeMapStr.size()-bad_end.size()-1))
1092 // Expr To Python function, verification is performed at validation in GUI
1093 PyObject * obj = NULL;
1094 obj= PyRun_String(theSizeMapStr.c_str(), Py_file_input, main_dict, NULL);
1096 PyObject * func = NULL;
1097 func = PyObject_GetAttrString(main_mod, "f");
1098 VertexId2PythonSmp[*ip]=func;
1099 // VertexId2SizeMap.erase(vertexKey); // do not erase if using a vector
1104 // should not happen
1105 MESSAGE("An edge does not have 2 extremities.");
1108 cad_edge_set_extremities(edg, ip1, ip2);
1110 cad_edge_set_extremities(edg, ip2, ip1);
1116 PyGILState_Release(gstate);
1118 blsurf_data_set_cad(bls, c);
1120 std::cout << std::endl;
1121 std::cout << "Beginning of Surface Mesh generation" << std::endl;
1122 std::cout << std::endl;
1124 // Issue 0019864. On DebianSarge, FE signals do not obey to OSD::SetSignal(false)
1126 feclearexcept( FE_ALL_EXCEPT );
1127 int oldFEFlags = fedisableexcept( FE_ALL_EXCEPT );
1130 status_t status = STATUS_ERROR;
1135 status = blsurf_compute_mesh(bls);
1138 catch ( std::exception& exc ) {
1139 _comment += exc.what();
1141 catch (Standard_Failure& ex) {
1142 _comment += ex.DynamicType()->Name();
1143 if ( ex.GetMessageString() && strlen( ex.GetMessageString() )) {
1145 _comment += ex.GetMessageString();
1149 if ( _comment.empty() )
1150 _comment = "Exception in blsurf_compute_mesh()";
1152 if ( status != STATUS_OK) {
1153 blsurf_session_delete(bls);
1155 context_delete(ctx);
1157 return error(_comment);
1160 std::cout << std::endl;
1161 std::cout << "End of Surface Mesh generation" << std::endl;
1162 std::cout << std::endl;
1165 blsurf_data_get_mesh(bls, &msh);
1167 blsurf_session_delete(bls);
1169 context_delete(ctx);
1171 return error(_comment);
1175 integer nv, ne, nt, nq, vtx[4], tag;
1178 mesh_get_vertex_count(msh, &nv);
1179 mesh_get_edge_count(msh, &ne);
1180 mesh_get_triangle_count(msh, &nt);
1181 mesh_get_quadrangle_count(msh, &nq);
1184 SMESHDS_Mesh* meshDS = aMesh.GetMeshDS();
1185 SMDS_MeshNode** nodes = new SMDS_MeshNode*[nv+1];
1186 bool* tags = new bool[nv+1];
1188 for(int iv=1;iv<=nv;iv++) {
1189 mesh_get_vertex_coordinates(msh, iv, xyz);
1190 mesh_get_vertex_tag(msh, iv, &tag);
1191 nodes[iv] = meshDS->AddNode(xyz[0], xyz[1], xyz[2]);
1192 // internal point are tagged to zero
1194 meshDS->SetNodeOnVertex(nodes[iv], TopoDS::Vertex(pmap(tag)));
1201 for(int it=1;it<=ne;it++) {
1202 mesh_get_edge_vertices(msh, it, vtx);
1203 SMDS_MeshEdge* edg = meshDS->AddEdge(nodes[vtx[0]], nodes[vtx[1]]);
1204 mesh_get_edge_tag(msh, it, &tag);
1207 Set_NodeOnEdge(meshDS, nodes[vtx[0]], emap(tag));
1208 tags[vtx[0]] = false;
1211 Set_NodeOnEdge(meshDS, nodes[vtx[1]], emap(tag));
1212 tags[vtx[1]] = false;
1214 meshDS->SetMeshElementOnShape(edg, TopoDS::Edge(emap(tag)));
1218 for(int it=1;it<=nt;it++) {
1219 mesh_get_triangle_vertices(msh, it, vtx);
1220 SMDS_MeshFace* tri = meshDS->AddFace(nodes[vtx[0]], nodes[vtx[1]], nodes[vtx[2]]);
1221 mesh_get_triangle_tag(msh, it, &tag);
1222 meshDS->SetMeshElementOnShape(tri, TopoDS::Face(fmap(tag)));
1224 meshDS->SetNodeOnFace(nodes[vtx[0]], TopoDS::Face(fmap(tag)));
1225 tags[vtx[0]] = false;
1228 meshDS->SetNodeOnFace(nodes[vtx[1]], TopoDS::Face(fmap(tag)));
1229 tags[vtx[1]] = false;
1232 meshDS->SetNodeOnFace(nodes[vtx[2]], TopoDS::Face(fmap(tag)));
1233 tags[vtx[2]] = false;
1237 for(int it=1;it<=nq;it++) {
1238 mesh_get_quadrangle_vertices(msh, it, vtx);
1239 SMDS_MeshFace* quad = meshDS->AddFace(nodes[vtx[0]], nodes[vtx[1]], nodes[vtx[2]], nodes[vtx[3]]);
1240 mesh_get_quadrangle_tag(msh, it, &tag);
1241 meshDS->SetMeshElementOnShape(quad, TopoDS::Face(fmap(tag)));
1243 meshDS->SetNodeOnFace(nodes[vtx[0]], TopoDS::Face(fmap(tag)));
1244 tags[vtx[0]] = false;
1247 meshDS->SetNodeOnFace(nodes[vtx[1]], TopoDS::Face(fmap(tag)));
1248 tags[vtx[1]] = false;
1251 meshDS->SetNodeOnFace(nodes[vtx[2]], TopoDS::Face(fmap(tag)));
1252 tags[vtx[2]] = false;
1255 meshDS->SetNodeOnFace(nodes[vtx[3]], TopoDS::Face(fmap(tag)));
1256 tags[vtx[3]] = false;
1262 /* release the mesh object */
1263 blsurf_data_regain_mesh(bls, msh);
1265 /* clean up everything */
1266 blsurf_session_delete(bls);
1269 context_delete(ctx);
1271 // Issue 0019864. On DebianSarge, FE signals do not obey to OSD::SetSignal(false)
1273 if ( oldFEFlags > 0 )
1274 feenableexcept( oldFEFlags );
1275 feclearexcept( FE_ALL_EXCEPT );
1278 std::cout << "FacesWithSizeMap" << std::endl;
1279 FacesWithSizeMap.Statistics(std::cout);
1280 std::cout << "EdgesWithSizeMap" << std::endl;
1281 EdgesWithSizeMap.Statistics(std::cout);
1282 std::cout << "VertecesWithSizeMap" << std::endl;
1283 VertecesWithSizeMap.Statistics(std::cout);
1284 std::cout << "FacesWithEnforcedVerteces" << std::endl;
1285 FacesWithEnforcedVerteces.Statistics(std::cout);
1290 //=============================================================================
1294 //=============================================================================
1296 void BLSURFPlugin_BLSURF::Set_NodeOnEdge(SMESHDS_Mesh* meshDS, SMDS_MeshNode* node, const TopoDS_Shape& ed) {
1297 const TopoDS_Edge edge = TopoDS::Edge(ed);
1299 gp_Pnt pnt(node->X(), node->Y(), node->Z());
1301 Standard_Real p0 = 0.0;
1302 Standard_Real p1 = 1.0;
1303 Handle(Geom_Curve) curve = BRep_Tool::Curve(edge, p0, p1);
1305 GeomAPI_ProjectPointOnCurve proj(pnt, curve);
1307 double pa = (double)proj.Parameter(1);
1309 GProp_GProps LProps;
1310 BRepGProp::LinearProperties(ed, LProps);
1311 double lg = (double)LProps.Mass();
1313 meshDS->SetNodeOnEdge(node, edge, pa);
1316 //=============================================================================
1320 //=============================================================================
1322 ostream & BLSURFPlugin_BLSURF::SaveTo(ostream & save)
1327 //=============================================================================
1331 //=============================================================================
1333 istream & BLSURFPlugin_BLSURF::LoadFrom(istream & load)
1338 //=============================================================================
1342 //=============================================================================
1344 ostream & operator << (ostream & save, BLSURFPlugin_BLSURF & hyp)
1346 return hyp.SaveTo( save );
1349 //=============================================================================
1353 //=============================================================================
1355 istream & operator >> (istream & load, BLSURFPlugin_BLSURF & hyp)
1357 return hyp.LoadFrom( load );
1360 status_t curv_fun(real t, real *uv, real *dt, real *dtt, void *user_data)
1362 const Geom2d_Curve*pargeo = (const Geom2d_Curve*) user_data;
1367 uv[0]=P.X(); uv[1]=P.Y();
1373 dt[0]=V1.X(); dt[1]=V1.Y();
1379 dtt[0]=V2.X(); dtt[1]=V2.Y();
1385 status_t surf_fun(real *uv, real *xyz, real*du, real *dv,
1386 real *duu, real *duv, real *dvv, void *user_data)
1388 const Geom_Surface* geometry = (const Geom_Surface*) user_data;
1392 P=geometry->Value(uv[0],uv[1]); // S.D0(U,V,P);
1393 xyz[0]=P.X(); xyz[1]=P.Y(); xyz[2]=P.Z();
1400 geometry->D1(uv[0],uv[1],P,D1U,D1V);
1401 du[0]=D1U.X(); du[1]=D1U.Y(); du[2]=D1U.Z();
1402 dv[0]=D1V.X(); dv[1]=D1V.Y(); dv[2]=D1V.Z();
1405 if(duu && duv && dvv){
1408 gp_Vec D2U,D2V,D2UV;
1410 geometry->D2(uv[0],uv[1],P,D1U,D1V,D2U,D2V,D2UV);
1411 duu[0]=D2U.X(); duu[1]=D2U.Y(); duu[2]=D2U.Z();
1412 duv[0]=D2UV.X(); duv[1]=D2UV.Y(); duv[2]=D2UV.Z();
1413 dvv[0]=D2V.X(); dvv[1]=D2V.Y(); dvv[2]=D2V.Z();
1420 status_t size_on_surface(integer face_id, real *uv, real *size, void *user_data)
1423 if (my_u_min > uv[0]) {
1426 if (my_v_min > uv[1]) {
1429 if (my_u_max < uv[0]) {
1432 if (my_v_max < uv[1]) {
1437 if (FaceId2PythonSmp.count(face_id) != 0){
1438 PyObject * pyresult = NULL;
1439 PyObject* new_stderr = NULL;
1440 assert(Py_IsInitialized());
1441 PyGILState_STATE gstate;
1442 gstate = PyGILState_Ensure();
1443 pyresult = PyObject_CallFunction(FaceId2PythonSmp[face_id],"(f,f)",uv[0],uv[1]);
1445 if ( pyresult == NULL){
1447 string err_description="";
1448 new_stderr = newPyStdOut(err_description);
1449 PySys_SetObject("stderr", new_stderr);
1451 PySys_SetObject("stderr", PySys_GetObject("__stderr__"));
1452 Py_DECREF(new_stderr);
1453 MESSAGE("Can't evaluate f(" << uv[0] << "," << uv[1] << ")" << " error is " << err_description);
1454 result = *((double*)user_data);
1457 result = PyFloat_AsDouble(pyresult);
1458 Py_DECREF(pyresult);
1461 //MESSAGE("f(" << uv[0] << "," << uv[1] << ")" << " = " << result);
1462 PyGILState_Release(gstate);
1465 *size = *((double*)user_data);
1470 status_t size_on_edge(integer edge_id, real t, real *size, void *user_data)
1472 if (EdgeId2PythonSmp.count(edge_id) != 0){
1473 PyObject * pyresult = NULL;
1474 PyObject* new_stderr = NULL;
1475 assert(Py_IsInitialized());
1476 PyGILState_STATE gstate;
1477 gstate = PyGILState_Ensure();
1478 pyresult = PyObject_CallFunction(EdgeId2PythonSmp[edge_id],"(f)",t);
1480 if ( pyresult == NULL){
1482 string err_description="";
1483 new_stderr = newPyStdOut(err_description);
1484 PySys_SetObject("stderr", new_stderr);
1486 PySys_SetObject("stderr", PySys_GetObject("__stderr__"));
1487 Py_DECREF(new_stderr);
1488 MESSAGE("Can't evaluate f(" << t << ")" << " error is " << err_description);
1489 result = *((double*)user_data);
1492 result = PyFloat_AsDouble(pyresult);
1493 Py_DECREF(pyresult);
1496 PyGILState_Release(gstate);
1499 *size = *((double*)user_data);
1504 status_t size_on_vertex(integer point_id, real *size, void *user_data)
1506 if (VertexId2PythonSmp.count(point_id) != 0){
1507 PyObject * pyresult = NULL;
1508 PyObject* new_stderr = NULL;
1509 assert(Py_IsInitialized());
1510 PyGILState_STATE gstate;
1511 gstate = PyGILState_Ensure();
1512 pyresult = PyObject_CallFunction(VertexId2PythonSmp[point_id],"");
1514 if ( pyresult == NULL){
1516 string err_description="";
1517 new_stderr = newPyStdOut(err_description);
1518 PySys_SetObject("stderr", new_stderr);
1520 PySys_SetObject("stderr", PySys_GetObject("__stderr__"));
1521 Py_DECREF(new_stderr);
1522 MESSAGE("Can't evaluate f()" << " error is " << err_description);
1523 result = *((double*)user_data);
1526 result = PyFloat_AsDouble(pyresult);
1527 Py_DECREF(pyresult);
1530 PyGILState_Release(gstate);
1533 *size = *((double*)user_data);
1538 status_t message_callback(message_t *msg, void *user_data)
1540 integer errnumber = 0;
1542 message_get_number(msg, &errnumber);
1543 message_get_description(msg, &desc);
1544 if ( errnumber < 0 ) {
1545 string * error = (string*)user_data;
1546 // if ( !error->empty() )
1548 // remove ^A from the tail
1549 int len = strlen( desc );
1550 while (len > 0 && desc[len-1] != '\n')
1552 error->append( desc, len );
1555 std::cout << desc << std::endl;
1561 //=============================================================================
1565 //=============================================================================
1566 bool BLSURFPlugin_BLSURF::Evaluate(SMESH_Mesh& aMesh,
1567 const TopoDS_Shape& aShape,
1568 MapShapeNbElems& aResMap)
1570 int _physicalMesh = BLSURFPlugin_Hypothesis::GetDefaultPhysicalMesh();
1571 double _phySize = BLSURFPlugin_Hypothesis::GetDefaultPhySize();
1572 //int _geometricMesh = BLSURFPlugin_Hypothesis::GetDefaultGeometricMesh();
1573 //double _angleMeshS = BLSURFPlugin_Hypothesis::GetDefaultAngleMeshS();
1574 double _angleMeshC = BLSURFPlugin_Hypothesis::GetDefaultAngleMeshC();
1576 _physicalMesh = (int) _hypothesis->GetPhysicalMesh();
1577 _phySize = _hypothesis->GetPhySize();
1578 //_geometricMesh = (int) hyp->GetGeometricMesh();
1579 //_angleMeshS = hyp->GetAngleMeshS();
1580 _angleMeshC = _hypothesis->GetAngleMeshC();
1583 bool IsQuadratic = false;
1588 TopTools_DataMapOfShapeInteger EdgesMap;
1589 double fullLen = 0.0;
1590 double fullNbSeg = 0;
1591 for (TopExp_Explorer exp(aShape, TopAbs_EDGE); exp.More(); exp.Next()) {
1592 TopoDS_Edge E = TopoDS::Edge( exp.Current() );
1593 if( EdgesMap.IsBound(E) )
1595 SMESH_subMesh *sm = aMesh.GetSubMesh(E);
1596 double aLen = SMESH_Algo::EdgeLength(E);
1599 if(_physicalMesh==1) {
1600 nb1d = (int)( aLen/_phySize + 1 );
1605 Handle(Geom_Curve) C = BRep_Tool::Curve(E,f,l);
1606 double fullAng = 0.0;
1607 double dp = (l-f)/200;
1612 for(int j=2; j<=200; j++) {
1615 fullAng += fabs(V1.Angle(V2));
1619 nb1d = (int)( fullAng/_angleMeshC + 1 );
1622 std::vector<int> aVec(17);
1623 for(int i=0; i<17; i++) aVec[i]=0;
1624 if( IsQuadratic > 0 ) {
1625 aVec[0] = 2*nb1d - 1;
1632 aResMap.insert(std::make_pair(sm,aVec));
1633 EdgesMap.Bind(E,nb1d);
1635 double ELen = fullLen/fullNbSeg;
1639 // try to evaluate as in MEFISTO
1640 for (TopExp_Explorer exp(aShape, TopAbs_FACE); exp.More(); exp.Next()) {
1641 TopoDS_Face F = TopoDS::Face( exp.Current() );
1642 SMESH_subMesh *sm = aMesh.GetSubMesh(F);
1644 BRepGProp::SurfaceProperties(F,G);
1645 double anArea = G.Mass();
1647 for (TopExp_Explorer exp1(F,TopAbs_EDGE); exp1.More(); exp1.Next()) {
1648 nb1d += EdgesMap.Find(exp1.Current());
1650 int nbFaces = (int) ( anArea/( ELen*ELen*sqrt(3.) / 4 ) );
1651 int nbNodes = (int) ( ( nbFaces*3 - (nb1d-1)*2 ) / 6 + 1 );
1652 std::vector<int> aVec(17);
1653 for(int i=0; i<17; i++) aVec[i]=0;
1655 int nb1d_in = (nbFaces*3 - nb1d) / 2;
1656 aVec[0] = nbNodes + nb1d_in;
1663 aResMap.insert(std::make_pair(sm,aVec));
1670 BRepGProp::VolumeProperties(aShape,G);
1671 double aVolume = G.Mass();
1672 double tetrVol = 0.1179*ELen*ELen*ELen;
1673 int nbVols = (int)aVolume/tetrVol;
1674 int nb1d_in = (int) ( ( nbVols*6 - fullNbSeg ) / 6 );
1675 std::vector<int> aVec(17);
1676 for(int i=0; i<17; i++) aVec[i]=0;
1678 aVec[0] = nb1d_in/3 + 1 + nb1d_in;
1682 aVec[0] = nb1d_in/3 + 1;
1685 SMESH_subMesh *sm = aMesh.GetSubMesh(aShape);
1686 aResMap.insert(std::make_pair(sm,aVec));
1691 //=============================================================================
1693 * Rewritting of the BRepClass_FaceClassifier::Perform function which is bugged (CAS 6.3sp6)
1694 * Following line was added:
1695 * myExtrem.Perform(P);
1697 //=============================================================================
1698 void BLSURFPlugin_BLSURF::BRepClass_FaceClassifierPerform(BRepClass_FaceClassifier* fc,
1699 const TopoDS_Face& face,
1701 const Standard_Real Tol)
1703 //-- Voir BRepExtrema_ExtPF.cxx
1704 BRepAdaptor_Surface Surf(face);
1705 Standard_Real U1, U2, V1, V2;
1706 BRepTools::UVBounds(face, U1, U2, V1, V2);
1707 Extrema_ExtPS myExtrem;
1708 myExtrem.Initialize(Surf, U1, U2, V1, V2, Tol, Tol);
1709 myExtrem.Perform(P);
1710 //----------------------------------------------------------
1711 //-- On cherche le point le plus proche , PUIS
1712 //-- On le classifie.
1713 Standard_Integer nbv = 0; // xpu
1714 Standard_Real MaxDist = RealLast();
1715 Standard_Integer indice = 0;
1716 if(myExtrem.IsDone()) {
1717 nbv = myExtrem.NbExt();
1718 for (Standard_Integer i = 1; i <= nbv; i++) {
1719 Standard_Real d = myExtrem.Value(i);
1729 Standard_Real U1,U2;
1730 myExtrem.Point(indice).Parameter(U1, U2);
1731 Puv.SetCoord(U1, U2);
1732 fc->Perform(face, Puv, Tol);
1735 fc->Perform(face, gp_Pnt2d(U1-1.0,V1 - 1.0), Tol); //-- NYI etc BUG PAS BEAU En attendant l acces a rejected
1736 //-- le resultat est TopAbs_OUT;