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"
30 #include "distene/blsurf.h"
31 #include <distene/api.h>
34 #include <structmember.h>
37 #include <SMESH_Gen.hxx>
38 #include <SMESH_Mesh.hxx>
39 #include <SMESH_ControlsDef.hxx>
41 #include <utilities.h>
49 #include <BRep_Tool.hxx>
51 #include <TopExp_Explorer.hxx>
52 #include <NCollection_Map.hxx>
53 #include <Standard_ErrorHandler.hxx>
56 #include "distene/blsurf.h"
57 #include <distene/api.h>
60 #include <Geom_Surface.hxx>
61 #include <Handle_Geom_Surface.hxx>
62 #include <Geom2d_Curve.hxx>
63 #include <Handle_Geom2d_Curve.hxx>
64 #include <Geom_Curve.hxx>
65 #include <Handle_Geom_Curve.hxx>
66 #include <gp_Pnt2d.hxx>
67 #include <TopTools_IndexedMapOfShape.hxx>
68 #include <BRepTools.hxx>
69 #include <TopTools_DataMapOfShapeInteger.hxx>
70 #include <GProp_GProps.hxx>
71 #include <BRepGProp.hxx>
77 #include <GeomAPI_ProjectPointOnCurve.hxx>
78 #include <GeomAPI_ProjectPointOnSurf.hxx>
81 // #include <BRepClass_FaceClassifier.hxx>
82 #include <TopTools_MapOfShape.hxx>
84 /* ==================================
85 * =========== PYTHON ==============
86 * ==================================*/
95 PyStdOut_dealloc(PyStdOut *self)
101 PyStdOut_write(PyStdOut *self, PyObject *args)
105 if (!PyArg_ParseTuple(args, "t#:write",&c, &l))
109 *(self->out)=*(self->out)+c;
115 static PyMethodDef PyStdOut_methods[] = {
116 {"write", (PyCFunction)PyStdOut_write, METH_VARARGS,
117 PyDoc_STR("write(string) -> None")},
118 {NULL, NULL} /* sentinel */
121 static PyMemberDef PyStdOut_memberlist[] = {
122 {"softspace", T_INT, offsetof(PyStdOut, softspace), 0,
123 "flag indicating that a space needs to be printed; used by print"},
124 {NULL} /* Sentinel */
127 static PyTypeObject PyStdOut_Type = {
128 /* The ob_type field must be initialized in the module init function
129 * to be portable to Windows without using C++. */
130 PyObject_HEAD_INIT(NULL)
133 sizeof(PyStdOut), /*tp_basicsize*/
136 (destructor)PyStdOut_dealloc, /*tp_dealloc*/
143 0, /*tp_as_sequence*/
148 PyObject_GenericGetAttr, /*tp_getattro*/
149 /* softspace is writable: we must supply tp_setattro */
150 PyObject_GenericSetAttr, /* tp_setattro */
152 Py_TPFLAGS_DEFAULT, /*tp_flags*/
156 0, /*tp_richcompare*/
157 0, /*tp_weaklistoffset*/
160 PyStdOut_methods, /*tp_methods*/
161 PyStdOut_memberlist, /*tp_members*/
175 PyObject * newPyStdOut( std::string& out )
178 self = PyObject_New(PyStdOut, &PyStdOut_Type);
183 return (PyObject*)self;
187 ////////////////////////END PYTHON///////////////////////////
189 //////////////////MY MAPS////////////////////////////////////////
190 TopTools_IndexedMapOfShape FacesWithSizeMap;
191 std::map<int,string> FaceId2SizeMap;
192 TopTools_IndexedMapOfShape EdgesWithSizeMap;
193 std::map<int,string> EdgeId2SizeMap;
194 TopTools_IndexedMapOfShape VerticesWithSizeMap;
195 std::map<int,string> VertexId2SizeMap;
197 std::map<int,PyObject*> FaceId2PythonSmp;
198 std::map<int,PyObject*> EdgeId2PythonSmp;
199 std::map<int,PyObject*> VertexId2PythonSmp;
201 std::map<int,std::vector<double> > FaceId2AttractorCoords;
203 TopTools_IndexedMapOfShape FacesWithEnforcedVertices;
204 std::map< int, std::set< std::vector<double> > > FaceId2EnforcedVertexCoords;
206 bool HasSizeMapOnFace=false;
207 bool HasSizeMapOnEdge=false;
208 bool HasSizeMapOnVertex=false;
210 //=============================================================================
214 //=============================================================================
216 BLSURFPlugin_BLSURF::BLSURFPlugin_BLSURF(int hypId, int studyId,
218 : SMESH_2D_Algo(hypId, studyId, gen)
220 MESSAGE("BLSURFPlugin_BLSURF::BLSURFPlugin_BLSURF");
223 _shapeType = (1 << TopAbs_FACE); // 1 bit /shape type
224 _compatibleHypothesis.push_back("BLSURF_Parameters");
225 _requireDescretBoundary = false;
226 _onlyUnaryInput = false;
229 smeshGen_i = SMESH_Gen_i::GetSMESHGen();
230 CORBA::Object_var anObject = smeshGen_i->GetNS()->Resolve("/myStudyManager");
231 SALOMEDS::StudyManager_var aStudyMgr = SALOMEDS::StudyManager::_narrow(anObject);
233 MESSAGE("studyid = " << _studyId);
236 myStudy = aStudyMgr->GetStudyByID(_studyId);
237 MESSAGE("myStudy->StudyId() = " << myStudy->StudyId());
239 /* Initialize the Python interpreter */
240 assert(Py_IsInitialized());
241 PyGILState_STATE gstate;
242 gstate = PyGILState_Ensure();
245 main_mod = PyImport_AddModule("__main__");
248 main_dict = PyModule_GetDict(main_mod);
250 PyRun_SimpleString("from math import *");
251 PyGILState_Release(gstate);
253 FacesWithSizeMap.Clear();
254 FaceId2SizeMap.clear();
255 EdgesWithSizeMap.Clear();
256 EdgeId2SizeMap.clear();
257 VerticesWithSizeMap.Clear();
258 VertexId2SizeMap.clear();
259 FaceId2PythonSmp.clear();
260 EdgeId2PythonSmp.clear();
261 VertexId2PythonSmp.clear();
262 FaceId2AttractorCoords.clear();
263 FacesWithEnforcedVertices.Clear();
264 FaceId2EnforcedVertexCoords.clear();
268 //=============================================================================
272 //=============================================================================
274 BLSURFPlugin_BLSURF::~BLSURFPlugin_BLSURF()
276 MESSAGE("BLSURFPlugin_BLSURF::~BLSURFPlugin_BLSURF");
280 //=============================================================================
284 //=============================================================================
286 bool BLSURFPlugin_BLSURF::CheckHypothesis
288 const TopoDS_Shape& aShape,
289 SMESH_Hypothesis::Hypothesis_Status& aStatus)
293 list<const SMESHDS_Hypothesis*>::const_iterator itl;
294 const SMESHDS_Hypothesis* theHyp;
296 const list<const SMESHDS_Hypothesis*>& hyps = GetUsedHypothesis(aMesh, aShape);
297 int nbHyp = hyps.size();
300 aStatus = SMESH_Hypothesis::HYP_OK;
301 return true; // can work with no hypothesis
305 theHyp = (*itl); // use only the first hypothesis
307 string hypName = theHyp->GetName();
309 if (hypName == "BLSURF_Parameters")
311 _hypothesis = static_cast<const BLSURFPlugin_Hypothesis*> (theHyp);
313 if ( _hypothesis->GetPhysicalMesh() == BLSURFPlugin_Hypothesis::DefaultSize &&
314 _hypothesis->GetGeometricMesh() == BLSURFPlugin_Hypothesis::DefaultGeom )
315 // hphy_flag = 0 and hgeo_flag = 0 is not allowed (spec)
316 aStatus = SMESH_Hypothesis::HYP_BAD_PARAMETER;
318 aStatus = SMESH_Hypothesis::HYP_OK;
321 aStatus = SMESH_Hypothesis::HYP_INCOMPATIBLE;
323 return aStatus == SMESH_Hypothesis::HYP_OK;
326 //=============================================================================
328 * Pass parameters to BLSURF
330 //=============================================================================
332 inline std::string to_string(double d)
334 std::ostringstream o;
339 inline std::string to_string(int i)
341 std::ostringstream o;
346 double _smp_phy_size;
347 status_t size_on_surface(integer face_id, real *uv, real *size, void *user_data);
348 status_t size_on_edge(integer edge_id, real t, real *size, void *user_data);
349 status_t size_on_vertex(integer vertex_id, real *size, void *user_data);
351 double my_u_min=1e6,my_v_min=1e6,my_u_max=-1e6,my_v_max=-1e6;
357 /////////////////////////////////////////////////////////
358 projectionPoint getProjectionPoint(const TopoDS_Face& face, const gp_XYZ& point)
360 projectionPoint myPoint;
361 Handle(Geom_Surface) surface = BRep_Tool::Surface(face);
362 GeomAPI_ProjectPointOnSurf projector( point, surface );
363 if ( !projector.IsDone() || projector.NbPoints()==0 )
364 throw "getProjectionPoint: Can't project";
366 Quantity_Parameter u,v;
367 projector.LowerDistanceParameters(u,v);
368 myPoint.uv = gp_XY(u,v);
369 gp_Pnt aPnt = projector.NearestPoint();
370 myPoint.xyz = gp_XYZ(aPnt.X(),aPnt.Y(),aPnt.Z());
374 /////////////////////////////////////////////////////////
376 /////////////////////////////////////////////////////////
377 double getT(const TopoDS_Edge& edge, const gp_XYZ& point)
380 Handle(Geom_Curve) curve = BRep_Tool::Curve(edge, f,l);
381 GeomAPI_ProjectPointOnCurve projector( point, curve);
382 if ( projector.NbPoints() == 0 )
384 return projector.LowerDistanceParameter();
387 /////////////////////////////////////////////////////////
388 TopoDS_Shape BLSURFPlugin_BLSURF::entryToShape(std::string entry)
390 MESSAGE("BLSURFPlugin_BLSURF::entryToShape "<<entry );
391 GEOM::GEOM_Object_var aGeomObj;
392 TopoDS_Shape S = TopoDS_Shape();
393 SALOMEDS::SObject_var aSObj = myStudy->FindObjectID( entry.c_str() );
394 SALOMEDS::GenericAttribute_var anAttr;
396 if (!aSObj->_is_nil() && aSObj->FindAttribute(anAttr, "AttributeIOR")) {
397 SALOMEDS::AttributeIOR_var anIOR = SALOMEDS::AttributeIOR::_narrow(anAttr);
398 CORBA::String_var aVal = anIOR->Value();
399 CORBA::Object_var obj = myStudy->ConvertIORToObject(aVal);
400 aGeomObj = GEOM::GEOM_Object::_narrow(obj);
402 if ( !aGeomObj->_is_nil() )
403 S = smeshGen_i->GeomObjectToShape( aGeomObj.in() );
407 /////////////////////////////////////////////////////////
408 void createEnforcedVertexOnFace(TopoDS_Shape GeomShape, BLSURFPlugin_Hypothesis::TEnforcedVertexList enforcedVertexList)
411 std::vector<double> coords;
412 BLSURFPlugin_Hypothesis::TEnforcedVertex enforcedVertex;
413 BLSURFPlugin_Hypothesis::TEnforcedVertexList::const_iterator evlIt = enforcedVertexList.begin();
415 for( ; evlIt != enforcedVertexList.end() ; ++evlIt ) {
417 enforcedVertex = *evlIt;
418 xe = enforcedVertex[0];
419 ye = enforcedVertex[1];
420 ze = enforcedVertex[2];
421 MESSAGE("Enforced Vertex: " << xe << ", " << ye << ", " << ze);
422 // Get the (u,v) values of the enforced vertex on the face
423 projectionPoint myPoint = getProjectionPoint(TopoDS::Face(GeomShape),gp_XYZ(xe,ye,ze));
424 gp_XY uvPoint = myPoint.uv;
425 gp_XYZ xyzPoint = myPoint.xyz;
426 Standard_Real u0 = uvPoint.X();
427 Standard_Real v0 = uvPoint.Y();
428 Standard_Real x0 = xyzPoint.X();
429 Standard_Real y0 = xyzPoint.Y();
430 Standard_Real z0 = xyzPoint.Z();
431 MESSAGE("Projected Vertex: " << x0 << ", " << y0 << ", " << z0);
432 coords.push_back(u0);
433 coords.push_back(v0);
434 coords.push_back(x0);
435 coords.push_back(y0);
436 coords.push_back(z0);
439 if (! FacesWithEnforcedVertices.Contains(TopoDS::Face(GeomShape))) {
440 key = FacesWithEnforcedVertices.Add(TopoDS::Face(GeomShape));
443 key = FacesWithEnforcedVertices.FindIndex(TopoDS::Face(GeomShape));
446 // If a node is already created by an attractor, do not create enforced vertex
447 int attractorKey = FacesWithSizeMap.FindIndex(TopoDS::Face(GeomShape));
448 bool sameAttractor = false;
449 if (attractorKey >= 0)
450 if (FaceId2AttractorCoords.count(attractorKey) > 0)
451 if (FaceId2AttractorCoords[attractorKey] == coords)
452 sameAttractor = true;
454 if (FaceId2EnforcedVertexCoords.find(key) != FaceId2EnforcedVertexCoords.end()) {
455 MESSAGE("Map of enf. vertex has key " << key)
456 MESSAGE("Enf. vertex list size is: " << FaceId2EnforcedVertexCoords[key].size())
458 FaceId2EnforcedVertexCoords[key].insert(coords); // there should be no redondant coords here (see std::set management)
460 MESSAGE("An attractor node is already defined: I don't add the enforced vertex");
461 MESSAGE("New Enf. vertex list size is: " << FaceId2EnforcedVertexCoords[key].size())
464 MESSAGE("Map of enf. vertex has not key " << key << ": creating it")
465 if (! sameAttractor) {
466 std::set< std::vector<double> > ens;
468 FaceId2EnforcedVertexCoords[key] = ens;
471 MESSAGE("An attractor node is already defined: I don't add the enforced vertex");
476 /////////////////////////////////////////////////////////
477 void createAttractorOnFace(TopoDS_Shape GeomShape, std::string AttractorFunction)
479 MESSAGE("Attractor function: "<< AttractorFunction);
480 double xa, ya, za; // Coordinates of attractor point
481 double a, b; // Attractor parameter
482 bool createNode=false; // To create a node on attractor projection
484 const char *sep = ";";
485 // atIt->second has the following pattern:
486 // ATTRACTOR(xa;ya;za;a;b)
488 // xa;ya;za : coordinates of attractor
489 // a : desired size on attractor
490 // b : distance of influence of attractor
492 // We search the parameters in the string
494 pos1 = AttractorFunction.find(sep);
495 if (pos1!=string::npos)
496 xa = atof(AttractorFunction.substr(10, pos1-10).c_str());
498 pos2 = AttractorFunction.find(sep, pos1+1);
499 if (pos2!=string::npos) {
500 ya = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
504 pos2 = AttractorFunction.find(sep, pos1+1);
505 if (pos2!=string::npos) {
506 za = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
510 pos2 = AttractorFunction.find(sep, pos1+1);
511 if (pos2!=string::npos) {
512 a = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
516 pos2 = AttractorFunction.find(sep, pos1+1);
517 if (pos2!=string::npos) {
518 b = atof(AttractorFunction.substr(pos1+1, pos2-pos1-1).c_str());
522 pos2 = AttractorFunction.find(")");
523 if (pos2!=string::npos) {
524 string createNodeStr = AttractorFunction.substr(pos1+1, pos2-pos1-1);
525 MESSAGE("createNode: " << createNodeStr);
526 createNode = (AttractorFunction.substr(pos1+1, pos2-pos1-1) == "True");
529 // Get the (u,v) values of the attractor on the face
530 projectionPoint myPoint = getProjectionPoint(TopoDS::Face(GeomShape),gp_XYZ(xa,ya,za));
531 gp_XY uvPoint = myPoint.uv;
532 gp_XYZ xyzPoint = myPoint.xyz;
533 Standard_Real u0 = uvPoint.X();
534 Standard_Real v0 = uvPoint.Y();
535 Standard_Real x0 = xyzPoint.X();
536 Standard_Real y0 = xyzPoint.Y();
537 Standard_Real z0 = xyzPoint.Z();
538 std::vector<double> coords;
539 coords.push_back(u0);
540 coords.push_back(v0);
541 coords.push_back(x0);
542 coords.push_back(y0);
543 coords.push_back(z0);
544 // We construct the python function
545 ostringstream attractorFunctionStream;
546 attractorFunctionStream << "def f(u,v): return ";
547 attractorFunctionStream << _smp_phy_size << "-(" << _smp_phy_size <<"-" << a << ")";
548 attractorFunctionStream << "*exp(-((u-("<<u0<<"))*(u-("<<u0<<"))+(v-("<<v0<<"))*(v-("<<v0<<")))/(" << b << "*" << b <<"))";
550 MESSAGE("Python function for attractor:" << std::endl << attractorFunctionStream.str());
553 if (! FacesWithSizeMap.Contains(TopoDS::Face(GeomShape))) {
554 key = FacesWithSizeMap.Add(TopoDS::Face(GeomShape));
557 key = FacesWithSizeMap.FindIndex(TopoDS::Face(GeomShape));
559 FaceId2SizeMap[key] =attractorFunctionStream.str();
561 MESSAGE("Creating node on ("<<x0<<","<<y0<<","<<z0<<")");
562 FaceId2AttractorCoords[key] = coords;
566 /////////////////////////////////////////////////////////
568 void BLSURFPlugin_BLSURF::SetParameters(const BLSURFPlugin_Hypothesis* hyp, blsurf_session_t *bls)
570 int _topology = BLSURFPlugin_Hypothesis::GetDefaultTopology();
571 int _physicalMesh = BLSURFPlugin_Hypothesis::GetDefaultPhysicalMesh();
572 double _phySize = BLSURFPlugin_Hypothesis::GetDefaultPhySize();
573 int _geometricMesh = BLSURFPlugin_Hypothesis::GetDefaultGeometricMesh();
574 double _angleMeshS = BLSURFPlugin_Hypothesis::GetDefaultAngleMeshS();
575 double _angleMeshC = BLSURFPlugin_Hypothesis::GetDefaultAngleMeshC();
576 double _gradation = BLSURFPlugin_Hypothesis::GetDefaultGradation();
577 bool _quadAllowed = BLSURFPlugin_Hypothesis::GetDefaultQuadAllowed();
578 bool _decimesh = BLSURFPlugin_Hypothesis::GetDefaultDecimesh();
579 int _verb = BLSURFPlugin_Hypothesis::GetDefaultVerbosity();
582 MESSAGE("BLSURFPlugin_BLSURF::SetParameters");
583 _topology = (int) hyp->GetTopology();
584 _physicalMesh = (int) hyp->GetPhysicalMesh();
585 _phySize = hyp->GetPhySize();
586 _geometricMesh = (int) hyp->GetGeometricMesh();
587 _angleMeshS = hyp->GetAngleMeshS();
588 _angleMeshC = hyp->GetAngleMeshC();
589 _gradation = hyp->GetGradation();
590 _quadAllowed = hyp->GetQuadAllowed();
591 _decimesh = hyp->GetDecimesh();
592 _verb = hyp->GetVerbosity();
594 if ( hyp->GetPhyMin() != ::BLSURFPlugin_Hypothesis::undefinedDouble() )
595 blsurf_set_param(bls, "hphymin", to_string(hyp->GetPhyMin()).c_str());
596 if ( hyp->GetPhyMax() != ::BLSURFPlugin_Hypothesis::undefinedDouble() )
597 blsurf_set_param(bls, "hphymax", to_string(hyp->GetPhyMax()).c_str());
598 if ( hyp->GetGeoMin() != ::BLSURFPlugin_Hypothesis::undefinedDouble() )
599 blsurf_set_param(bls, "hgeomin", to_string(hyp->GetGeoMin()).c_str());
600 if ( hyp->GetGeoMax() != ::BLSURFPlugin_Hypothesis::undefinedDouble() )
601 blsurf_set_param(bls, "hgeomax", to_string(hyp->GetGeoMax()).c_str());
603 const BLSURFPlugin_Hypothesis::TOptionValues & opts = hyp->GetOptionValues();
604 BLSURFPlugin_Hypothesis::TOptionValues::const_iterator opIt;
605 for ( opIt = opts.begin(); opIt != opts.end(); ++opIt )
606 if ( !opIt->second.empty() ) {
607 MESSAGE("blsurf_set_param(): " << opIt->first << " = " << opIt->second);
608 blsurf_set_param(bls, opIt->first.c_str(), opIt->second.c_str());
612 MESSAGE("BLSURFPlugin_BLSURF::SetParameters using defaults");
614 _smp_phy_size = _phySize;
615 blsurf_set_param(bls, "topo_points", _topology > 0 ? "1" : "0");
616 blsurf_set_param(bls, "topo_curves", _topology > 0 ? "1" : "0");
617 blsurf_set_param(bls, "topo_project", _topology > 0 ? "1" : "0");
618 blsurf_set_param(bls, "clean_boundary", _topology > 1 ? "1" : "0");
619 blsurf_set_param(bls, "close_boundary", _topology > 1 ? "1" : "0");
620 blsurf_set_param(bls, "hphy_flag", to_string(_physicalMesh).c_str());
621 // blsurf_set_param(bls, "hphy_flag", "2");
622 if ((to_string(_physicalMesh))=="2"){
623 TopoDS_Shape GeomShape;
624 TopAbs_ShapeEnum GeomType;
626 // Standard Size Maps
628 MESSAGE("Setting a Size Map");
629 const BLSURFPlugin_Hypothesis::TSizeMap sizeMaps = BLSURFPlugin_Hypothesis::GetSizeMapEntries(hyp);
630 BLSURFPlugin_Hypothesis::TSizeMap::const_iterator smIt = sizeMaps.begin();
631 for ( ; smIt != sizeMaps.end(); ++smIt ) {
632 if ( !smIt->second.empty() ) {
633 MESSAGE("blsurf_set_sizeMap(): " << smIt->first << " = " << smIt->second);
634 GeomShape = entryToShape(smIt->first);
635 GeomType = GeomShape.ShapeType();
636 MESSAGE("Geomtype is " << GeomType);
639 if (GeomType == TopAbs_COMPOUND){
640 for (TopoDS_Iterator it (GeomShape); it.More(); it.Next()){
642 if (it.Value().ShapeType() == TopAbs_FACE){
643 HasSizeMapOnFace = true;
644 if (! FacesWithSizeMap.Contains(TopoDS::Face(it.Value()))) {
645 key = FacesWithSizeMap.Add(TopoDS::Face(it.Value()));
648 key = FacesWithSizeMap.FindIndex(TopoDS::Face(it.Value()));
649 // MESSAGE("Face with key " << key << " already in map");
651 FaceId2SizeMap[key] = smIt->second;
654 if (it.Value().ShapeType() == TopAbs_EDGE){
655 HasSizeMapOnEdge = true;
656 HasSizeMapOnFace = true;
657 if (! EdgesWithSizeMap.Contains(TopoDS::Edge(it.Value()))) {
658 key = EdgesWithSizeMap.Add(TopoDS::Edge(it.Value()));
661 key = EdgesWithSizeMap.FindIndex(TopoDS::Edge(it.Value()));
662 // MESSAGE("Edge with key " << key << " already in map");
664 EdgeId2SizeMap[key] = smIt->second;
667 if (it.Value().ShapeType() == TopAbs_VERTEX){
668 HasSizeMapOnVertex = true;
669 HasSizeMapOnEdge = true;
670 HasSizeMapOnFace = true;
671 if (! VerticesWithSizeMap.Contains(TopoDS::Vertex(it.Value()))) {
672 key = VerticesWithSizeMap.Add(TopoDS::Vertex(it.Value()));
675 key = VerticesWithSizeMap.FindIndex(TopoDS::Vertex(it.Value()));
676 MESSAGE("Group of vertices with key " << key << " already in map");
678 MESSAGE("Group of vertices with key " << key << " has a size map: " << smIt->second);
679 VertexId2SizeMap[key] = smIt->second;
684 if (GeomType == TopAbs_FACE){
685 HasSizeMapOnFace = true;
686 if (! FacesWithSizeMap.Contains(TopoDS::Face(GeomShape))) {
687 key = FacesWithSizeMap.Add(TopoDS::Face(GeomShape));
690 key = FacesWithSizeMap.FindIndex(TopoDS::Face(GeomShape));
691 // MESSAGE("Face with key " << key << " already in map");
693 FaceId2SizeMap[key] = smIt->second;
696 if (GeomType == TopAbs_EDGE){
697 HasSizeMapOnEdge = true;
698 HasSizeMapOnFace = true;
699 if (! EdgesWithSizeMap.Contains(TopoDS::Edge(GeomShape))) {
700 key = EdgesWithSizeMap.Add(TopoDS::Edge(GeomShape));
703 key = EdgesWithSizeMap.FindIndex(TopoDS::Edge(GeomShape));
704 // MESSAGE("Edge with key " << key << " already in map");
706 EdgeId2SizeMap[key] = smIt->second;
709 if (GeomType == TopAbs_VERTEX){
710 HasSizeMapOnVertex = true;
711 HasSizeMapOnEdge = true;
712 HasSizeMapOnFace = true;
713 if (! VerticesWithSizeMap.Contains(TopoDS::Vertex(GeomShape))) {
714 key = VerticesWithSizeMap.Add(TopoDS::Vertex(GeomShape));
717 key = VerticesWithSizeMap.FindIndex(TopoDS::Vertex(GeomShape));
718 MESSAGE("Vertex with key " << key << " already in map");
720 MESSAGE("Vertex with key " << key << " has a size map: " << smIt->second);
721 VertexId2SizeMap[key] = smIt->second;
729 MESSAGE("Setting Attractors");
730 const BLSURFPlugin_Hypothesis::TSizeMap attractors = BLSURFPlugin_Hypothesis::GetAttractorEntries(hyp);
731 BLSURFPlugin_Hypothesis::TSizeMap::const_iterator atIt = attractors.begin();
732 for ( ; atIt != attractors.end(); ++atIt ) {
733 if ( !atIt->second.empty() ) {
734 MESSAGE("blsurf_set_attractor(): " << atIt->first << " = " << atIt->second);
735 GeomShape = entryToShape(atIt->first);
736 GeomType = GeomShape.ShapeType();
738 if (GeomType == TopAbs_COMPOUND){
739 for (TopoDS_Iterator it (GeomShape); it.More(); it.Next()){
740 if (it.Value().ShapeType() == TopAbs_FACE){
741 HasSizeMapOnFace = true;
742 createAttractorOnFace(it.Value(), atIt->second);
747 if (GeomType == TopAbs_FACE){
748 HasSizeMapOnFace = true;
749 createAttractorOnFace(GeomShape, atIt->second);
752 if (GeomType == TopAbs_EDGE){
753 HasSizeMapOnEdge = true;
754 HasSizeMapOnFace = true;
755 EdgeId2SizeMap[TopoDS::Edge(GeomShape).HashCode(IntegerLast())] = atIt->second;
757 if (GeomType == TopAbs_VERTEX){
758 HasSizeMapOnVertex = true;
759 HasSizeMapOnEdge = true;
760 HasSizeMapOnFace = true;
761 VertexId2SizeMap[TopoDS::Vertex(GeomShape).HashCode(IntegerLast())] = atIt->second;
771 MESSAGE("Setting Enforced Vertices");
772 const BLSURFPlugin_Hypothesis::TEnforcedVertexMap enforcedVertexMap = BLSURFPlugin_Hypothesis::GetAllEnforcedVertices(hyp);
773 BLSURFPlugin_Hypothesis::TEnforcedVertexMap::const_iterator enfIt = enforcedVertexMap.begin();
774 for ( ; enfIt != enforcedVertexMap.end(); ++enfIt ) {
775 if ( !enfIt->second.empty() ) {
776 GeomShape = entryToShape(enfIt->first);
777 GeomType = GeomShape.ShapeType();
779 if (GeomType == TopAbs_COMPOUND){
780 for (TopoDS_Iterator it (GeomShape); it.More(); it.Next()){
781 if (it.Value().ShapeType() == TopAbs_FACE){
782 HasSizeMapOnFace = true;
783 createEnforcedVertexOnFace(it.Value(), enfIt->second);
788 if (GeomType == TopAbs_FACE){
789 HasSizeMapOnFace = true;
790 createEnforcedVertexOnFace(GeomShape, enfIt->second);
795 // if (HasSizeMapOnFace){
796 // In all size map cases (hphy_flag = 2), at least map on face must be defined
797 MESSAGE("Setting Size Map on FACES ");
798 blsurf_data_set_sizemap_iso_cad_face(bls, size_on_surface, &_smp_phy_size);
801 if (HasSizeMapOnEdge){
802 MESSAGE("Setting Size Map on EDGES ");
803 blsurf_data_set_sizemap_iso_cad_edge(bls, size_on_edge, &_smp_phy_size);
805 if (HasSizeMapOnVertex){
806 MESSAGE("Setting Size Map on VERTICES ");
807 blsurf_data_set_sizemap_iso_cad_point(bls, size_on_vertex, &_smp_phy_size);
810 blsurf_set_param(bls, "hphydef", to_string(_phySize).c_str());
811 blsurf_set_param(bls, "hgeo_flag", to_string(_geometricMesh).c_str());
812 blsurf_set_param(bls, "relax_size", _decimesh ? "0": to_string(_geometricMesh).c_str());
813 blsurf_set_param(bls, "angle_meshs", to_string(_angleMeshS).c_str());
814 blsurf_set_param(bls, "angle_meshc", to_string(_angleMeshC).c_str());
815 blsurf_set_param(bls, "gradation", to_string(_gradation).c_str());
816 blsurf_set_param(bls, "patch_independent", _decimesh ? "1" : "0");
817 blsurf_set_param(bls, "element", _quadAllowed ? "q1.0" : "p1");
818 blsurf_set_param(bls, "verb", to_string(_verb).c_str());
821 status_t curv_fun(real t, real *uv, real *dt, real *dtt, void *user_data);
822 status_t surf_fun(real *uv, real *xyz, real*du, real *dv,
823 real *duu, real *duv, real *dvv, void *user_data);
824 status_t message_callback(message_t *msg, void *user_data);
826 //=============================================================================
830 //=============================================================================
832 bool BLSURFPlugin_BLSURF::Compute(SMESH_Mesh& aMesh, const TopoDS_Shape& aShape) {
834 MESSAGE("BLSURFPlugin_BLSURF::Compute");
836 if (aShape.ShapeType() == TopAbs_COMPOUND) {
837 MESSAGE(" the shape is a COMPOUND");
840 MESSAGE(" the shape is UNKNOWN");
843 context_t *ctx = context_new();
844 context_set_message_callback(ctx, message_callback, &_comment);
846 cad_t *c = cad_new(ctx);
848 blsurf_session_t *bls = blsurf_session_new(ctx);
850 FacesWithSizeMap.Clear();
851 FaceId2SizeMap.clear();
852 EdgesWithSizeMap.Clear();
853 EdgeId2SizeMap.clear();
854 VerticesWithSizeMap.Clear();
855 VertexId2SizeMap.clear();
857 MESSAGE("BEGIN SetParameters");
858 SetParameters(_hypothesis, bls);
859 MESSAGE("END SetParameters");
861 TopTools_IndexedMapOfShape fmap;
862 TopTools_IndexedMapOfShape emap;
863 TopTools_IndexedMapOfShape pmap;
864 vector<Handle(Geom2d_Curve)> curves;
865 vector<Handle(Geom_Surface)> surfaces;
868 FaceId2PythonSmp.clear();
870 EdgeId2PythonSmp.clear();
872 VertexId2PythonSmp.clear();
876 assert(Py_IsInitialized());
877 PyGILState_STATE gstate;
878 gstate = PyGILState_Ensure();
880 string theSizeMapStr;
882 /****************************************************************************************
884 *****************************************************************************************/
886 string bad_end = "return";
888 for (TopExp_Explorer face_iter(aShape,TopAbs_FACE);face_iter.More();face_iter.Next()) {
889 TopoDS_Face f=TopoDS::Face(face_iter.Current());
891 if (fmap.FindIndex(f) > 0)
896 surfaces.push_back(BRep_Tool::Surface(f));
898 cad_face_t *fce = cad_face_new(c, iface, surf_fun, surfaces.back());
899 cad_face_set_tag(fce, iface);
900 if(f.Orientation() != TopAbs_FORWARD){
901 cad_face_set_orientation(fce, CAD_ORIENTATION_REVERSED);
903 cad_face_set_orientation(fce, CAD_ORIENTATION_FORWARD);
906 if (HasSizeMapOnFace){
907 std::cout << "A size map is defined on a face" << std::endl;
909 faceKey = FacesWithSizeMap.FindIndex(f);
911 if (FaceId2SizeMap.find(faceKey)!=FaceId2SizeMap.end()){
912 theSizeMapStr = FaceId2SizeMap[faceKey];
913 // check if function ends with "return"
914 if (theSizeMapStr.find(bad_end) == (theSizeMapStr.size()-bad_end.size()-1))
916 // Expr To Python function, verification is performed at validation in GUI
917 PyObject * obj = NULL;
918 obj= PyRun_String(theSizeMapStr.c_str(), Py_file_input, main_dict, NULL);
920 PyObject * func = NULL;
921 func = PyObject_GetAttrString(main_mod, "f");
922 FaceId2PythonSmp[iface]=func;
923 FaceId2SizeMap.erase(faceKey);
926 // Specific size map = Attractor
927 std::map<int,std::vector<double> >::iterator attractor_iter = FaceId2AttractorCoords.begin();
929 for (; attractor_iter != FaceId2AttractorCoords.end(); ++attractor_iter) {
930 if (attractor_iter->first == faceKey) {
931 MESSAGE("Face indice: " << iface);
932 MESSAGE("Adding attractor");
934 double xyzCoords[3] = {attractor_iter->second[2],
935 attractor_iter->second[3],
936 attractor_iter->second[4]};
938 MESSAGE("Check position of vertex =(" << xyzCoords[0] << "," << xyzCoords[1] << "," << xyzCoords[2] << ")");
939 gp_Pnt P(xyzCoords[0],xyzCoords[1],xyzCoords[2]);
940 BRepClass_FaceClassifier scl(f,P,1e-7);
941 // scl.Perform() is bugged. The function was rewritten
943 BRepClass_FaceClassifierPerform(&scl,f,P,1e-7);
944 TopAbs_State result = scl.State();
945 MESSAGE("Position of point on face: "<<result);
946 if ( result == TopAbs_OUT )
947 MESSAGE("Point is out of face: node is not created");
948 if ( result == TopAbs_UNKNOWN )
949 MESSAGE("Point position on face is unknown: node is not created");
950 if ( result == TopAbs_ON )
951 MESSAGE("Point is on border of face: node is not created");
952 if ( result == TopAbs_IN )
954 // Point is inside face and not on border
955 MESSAGE("Point is in face: node is created");
956 double uvCoords[2] = {attractor_iter->second[0],attractor_iter->second[1]};
958 MESSAGE("Add cad point on (u,v)=(" << uvCoords[0] << "," << uvCoords[1] << ") with id = " << iatt);
959 cad_point_t* point_p = cad_point_new(fce, iatt, uvCoords);
960 cad_point_set_tag(point_p, iatt);
962 FaceId2AttractorCoords.erase(faceKey);
967 faceKey = FacesWithEnforcedVertices.FindIndex(f);
968 std::map<int,std::set<std::vector<double> > >::const_iterator evmIt = FaceId2EnforcedVertexCoords.find(faceKey);
969 if (evmIt != FaceId2EnforcedVertexCoords.end()) {
970 std::cout << "Some enforced vertices are defined" << std::endl;
972 std::set<std::vector<double> > evl;
973 // std::vector<double> ev;
974 MESSAGE("Face indice: " << iface);
975 MESSAGE("Adding enforced vertices");
977 MESSAGE("Number of vertices to add: "<< evl.size())
978 std::set< std::vector<double> >::const_iterator evlIt = evl.begin();
979 for (; evlIt != evl.end(); ++evlIt) {
981 // for (int i=0; i<evl.size() ; i++) {
984 // double xyzCoords[3] = {ev[2], ev[3], ev[4]};
985 double xyzCoords[3] = {evlIt->at(0), evlIt->at(3), evlIt->at(4)};
986 MESSAGE("Check position of vertex =(" << xyzCoords[0] << "," << xyzCoords[1] << "," << xyzCoords[2] << ")");
987 gp_Pnt P(xyzCoords[0],xyzCoords[1],xyzCoords[2]);
988 BRepClass_FaceClassifier scl(f,P,1e-7);
989 // scl.Perform() is bugged. The function was rewritten
991 BRepClass_FaceClassifierPerform(&scl,f,P,1e-7);
992 TopAbs_State result = scl.State();
993 MESSAGE("Position of point on face: "<<result);
994 if ( result == TopAbs_OUT )
995 MESSAGE("Point is out of face: node is not created");
996 if ( result == TopAbs_UNKNOWN )
997 MESSAGE("Point position on face is unknown: node is not created");
998 if ( result == TopAbs_ON )
999 MESSAGE("Point is on border of face: node is not created");
1000 if ( result == TopAbs_IN )
1002 // Point is inside face and not on border
1003 MESSAGE("Point is in face: node is created");
1004 // double uvCoords[2] = {ev[0],ev[1]};
1005 double uvCoords[2] = {evlIt->at(0),evlIt->at(1)};
1007 MESSAGE("Add cad point on (u,v)=(" << uvCoords[0] << "," << uvCoords[1] << ") with id = " << ienf);
1008 cad_point_t* point_p = cad_point_new(fce, ienf, uvCoords);
1009 cad_point_set_tag(point_p, ienf);
1012 FaceId2EnforcedVertexCoords.erase(faceKey);
1015 std::cout << "No enforced vertex defined" << std::endl;
1019 /****************************************************************************************
1021 *****************************************************************************************/
1023 for (TopExp_Explorer edge_iter(f,TopAbs_EDGE);edge_iter.More();edge_iter.Next()) {
1024 TopoDS_Edge e = TopoDS::Edge(edge_iter.Current());
1025 int ic = emap.FindIndex(e);
1030 curves.push_back(BRep_Tool::CurveOnSurface(e, f, tmin, tmax));
1032 if (HasSizeMapOnEdge){
1033 edgeKey = EdgesWithSizeMap.FindIndex(e);
1034 if (EdgeId2SizeMap.find(edgeKey)!=EdgeId2SizeMap.end()) {
1035 theSizeMapStr = EdgeId2SizeMap[faceKey];
1036 if (theSizeMapStr.find(bad_end) == (theSizeMapStr.size()-bad_end.size()-1))
1038 // Expr To Python function, verification is performed at validation in GUI
1039 PyObject * obj = NULL;
1040 obj= PyRun_String(theSizeMapStr.c_str(), Py_file_input, main_dict, NULL);
1042 PyObject * func = NULL;
1043 func = PyObject_GetAttrString(main_mod, "f");
1044 EdgeId2PythonSmp[ic]=func;
1045 EdgeId2SizeMap.erase(edgeKey);
1048 cad_edge_t *edg = cad_edge_new(fce, ic, tmin, tmax, curv_fun, curves.back());
1049 cad_edge_set_tag(edg, ic);
1050 cad_edge_set_property(edg, EDGE_PROPERTY_SOFT_REQUIRED);
1051 if (e.Orientation() == TopAbs_INTERNAL)
1052 cad_edge_set_property(edg, EDGE_PROPERTY_INTERNAL);
1056 gp_Pnt2d e0 = curves.back()->Value(tmin);
1057 gp_Pnt ee0 = surfaces.back()->Value(e0.X(), e0.Y());
1058 Standard_Real d1=0,d2=0;
1061 /****************************************************************************************
1063 *****************************************************************************************/
1065 for (TopExp_Explorer ex_edge(e ,TopAbs_VERTEX); ex_edge.More(); ex_edge.Next()) {
1066 TopoDS_Vertex v = TopoDS::Vertex(ex_edge.Current());
1070 d1 = ee0.SquareDistance(BRep_Tool::Pnt(v));
1073 d2 = ee0.SquareDistance(BRep_Tool::Pnt(v));
1075 *ip = pmap.FindIndex(v);
1079 //vertexKey = VerticesWithSizeMap.FindIndex(v);
1080 if (HasSizeMapOnVertex){
1081 vertexKey = VerticesWithSizeMap.FindIndex(v);
1082 if (VertexId2SizeMap.find(vertexKey)!=VertexId2SizeMap.end()){
1083 theSizeMapStr = VertexId2SizeMap[vertexKey];
1084 //MESSAGE("VertexId2SizeMap[faceKey]: " << VertexId2SizeMap[vertexKey]);
1085 if (theSizeMapStr.find(bad_end) == (theSizeMapStr.size()-bad_end.size()-1))
1087 // Expr To Python function, verification is performed at validation in GUI
1088 PyObject * obj = NULL;
1089 obj= PyRun_String(theSizeMapStr.c_str(), Py_file_input, main_dict, NULL);
1091 PyObject * func = NULL;
1092 func = PyObject_GetAttrString(main_mod, "f");
1093 VertexId2PythonSmp[*ip]=func;
1094 VertexId2SizeMap.erase(vertexKey); // do not erase if using a vector
1099 // should not happen
1100 MESSAGE("An edge does not have 2 extremities.");
1103 cad_edge_set_extremities(edg, ip1, ip2);
1105 cad_edge_set_extremities(edg, ip2, ip1);
1111 PyGILState_Release(gstate);
1113 blsurf_data_set_cad(bls, c);
1115 std::cout << std::endl;
1116 std::cout << "Beginning of Surface Mesh generation" << std::endl;
1117 std::cout << std::endl;
1119 // Issue 0019864. On DebianSarge, FE signals do not obey to OSD::SetSignal(false)
1121 feclearexcept( FE_ALL_EXCEPT );
1122 int oldFEFlags = fedisableexcept( FE_ALL_EXCEPT );
1125 status_t status = STATUS_ERROR;
1130 status = blsurf_compute_mesh(bls);
1133 catch ( std::exception& exc ) {
1134 _comment += exc.what();
1136 catch (Standard_Failure& ex) {
1137 _comment += ex.DynamicType()->Name();
1138 if ( ex.GetMessageString() && strlen( ex.GetMessageString() )) {
1140 _comment += ex.GetMessageString();
1144 if ( _comment.empty() )
1145 _comment = "Exception in blsurf_compute_mesh()";
1147 if ( status != STATUS_OK) {
1148 blsurf_session_delete(bls);
1150 context_delete(ctx);
1152 return error(_comment);
1155 std::cout << std::endl;
1156 std::cout << "End of Surface Mesh generation" << std::endl;
1157 std::cout << std::endl;
1160 blsurf_data_get_mesh(bls, &msh);
1162 blsurf_session_delete(bls);
1164 context_delete(ctx);
1166 return error(_comment);
1170 integer nv, ne, nt, nq, vtx[4], tag;
1173 mesh_get_vertex_count(msh, &nv);
1174 mesh_get_edge_count(msh, &ne);
1175 mesh_get_triangle_count(msh, &nt);
1176 mesh_get_quadrangle_count(msh, &nq);
1179 SMESHDS_Mesh* meshDS = aMesh.GetMeshDS();
1180 SMDS_MeshNode** nodes = new SMDS_MeshNode*[nv+1];
1181 bool* tags = new bool[nv+1];
1183 for(int iv=1;iv<=nv;iv++) {
1184 mesh_get_vertex_coordinates(msh, iv, xyz);
1185 mesh_get_vertex_tag(msh, iv, &tag);
1186 // Issue 0020656. Use vertex coordinates
1188 gp_Pnt p = BRep_Tool::Pnt( TopoDS::Vertex(pmap(tag)));
1189 xyz[0] = p.X(); xyz[1] = p.Y(); xyz[2] = p.Z();
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 );
1279 std::cout << "FacesWithSizeMap" << std::endl;
1280 FacesWithSizeMap.Statistics(std::cout);
1281 std::cout << "EdgesWithSizeMap" << std::endl;
1282 EdgesWithSizeMap.Statistics(std::cout);
1283 std::cout << "VerticesWithSizeMap" << std::endl;
1284 VerticesWithSizeMap.Statistics(std::cout);
1285 std::cout << "FacesWithEnforcedVertices" << std::endl;
1286 FacesWithEnforcedVertices.Statistics(std::cout);
1292 //=============================================================================
1296 //=============================================================================
1298 void BLSURFPlugin_BLSURF::Set_NodeOnEdge(SMESHDS_Mesh* meshDS, SMDS_MeshNode* node, const TopoDS_Shape& ed) {
1299 const TopoDS_Edge edge = TopoDS::Edge(ed);
1301 gp_Pnt pnt(node->X(), node->Y(), node->Z());
1303 Standard_Real p0 = 0.0;
1304 Standard_Real p1 = 1.0;
1305 TopLoc_Location loc;
1306 Handle(Geom_Curve) curve = BRep_Tool::Curve(edge, loc, p0, p1);
1308 if ( !loc.IsIdentity() ) pnt.Transform( loc.Transformation().Inverted() );
1309 GeomAPI_ProjectPointOnCurve proj(pnt, curve, p0, p1);
1312 if ( proj.NbPoints() > 0 )
1314 pa = (double)proj.LowerDistanceParameter();
1315 // Issue 0020656. Move node if it is too far from edge
1316 gp_Pnt curve_pnt = curve->Value( pa );
1317 double dist2 = pnt.SquareDistance( curve_pnt );
1318 double tol = BRep_Tool::Tolerance( edge );
1319 if ( 1e-12 < dist2 && dist2 <= 2*tol*tol ) // large enough and within tolerance
1321 curve_pnt.Transform( loc );
1322 meshDS->MoveNode( node, curve_pnt.X(), curve_pnt.Y(), curve_pnt.Z() );
1325 // GProp_GProps LProps;
1326 // BRepGProp::LinearProperties(ed, LProps);
1327 // double lg = (double)LProps.Mass();
1329 meshDS->SetNodeOnEdge(node, edge, pa);
1332 //=============================================================================
1336 //=============================================================================
1338 ostream & BLSURFPlugin_BLSURF::SaveTo(ostream & save)
1343 //=============================================================================
1347 //=============================================================================
1349 istream & BLSURFPlugin_BLSURF::LoadFrom(istream & load)
1354 //=============================================================================
1358 //=============================================================================
1360 ostream & operator << (ostream & save, BLSURFPlugin_BLSURF & hyp)
1362 return hyp.SaveTo( save );
1365 //=============================================================================
1369 //=============================================================================
1371 istream & operator >> (istream & load, BLSURFPlugin_BLSURF & hyp)
1373 return hyp.LoadFrom( load );
1376 status_t curv_fun(real t, real *uv, real *dt, real *dtt, void *user_data)
1378 const Geom2d_Curve*pargeo = (const Geom2d_Curve*) user_data;
1383 uv[0]=P.X(); uv[1]=P.Y();
1389 dt[0]=V1.X(); dt[1]=V1.Y();
1395 dtt[0]=V2.X(); dtt[1]=V2.Y();
1401 status_t surf_fun(real *uv, real *xyz, real*du, real *dv,
1402 real *duu, real *duv, real *dvv, void *user_data)
1404 const Geom_Surface* geometry = (const Geom_Surface*) user_data;
1408 P=geometry->Value(uv[0],uv[1]); // S.D0(U,V,P);
1409 xyz[0]=P.X(); xyz[1]=P.Y(); xyz[2]=P.Z();
1416 geometry->D1(uv[0],uv[1],P,D1U,D1V);
1417 du[0]=D1U.X(); du[1]=D1U.Y(); du[2]=D1U.Z();
1418 dv[0]=D1V.X(); dv[1]=D1V.Y(); dv[2]=D1V.Z();
1421 if(duu && duv && dvv){
1424 gp_Vec D2U,D2V,D2UV;
1426 geometry->D2(uv[0],uv[1],P,D1U,D1V,D2U,D2V,D2UV);
1427 duu[0]=D2U.X(); duu[1]=D2U.Y(); duu[2]=D2U.Z();
1428 duv[0]=D2UV.X(); duv[1]=D2UV.Y(); duv[2]=D2UV.Z();
1429 dvv[0]=D2V.X(); dvv[1]=D2V.Y(); dvv[2]=D2V.Z();
1436 status_t size_on_surface(integer face_id, real *uv, real *size, void *user_data)
1439 if (my_u_min > uv[0]) {
1442 if (my_v_min > uv[1]) {
1445 if (my_u_max < uv[0]) {
1448 if (my_v_max < uv[1]) {
1453 if (FaceId2PythonSmp.count(face_id) != 0){
1454 PyObject * pyresult = NULL;
1455 PyObject* new_stderr = NULL;
1456 assert(Py_IsInitialized());
1457 PyGILState_STATE gstate;
1458 gstate = PyGILState_Ensure();
1459 pyresult = PyObject_CallFunction(FaceId2PythonSmp[face_id],"(f,f)",uv[0],uv[1]);
1461 if ( pyresult == NULL){
1463 string err_description="";
1464 new_stderr = newPyStdOut(err_description);
1465 PySys_SetObject("stderr", new_stderr);
1467 PySys_SetObject("stderr", PySys_GetObject("__stderr__"));
1468 Py_DECREF(new_stderr);
1469 MESSAGE("Can't evaluate f(" << uv[0] << "," << uv[1] << ")" << " error is " << err_description);
1470 result = *((double*)user_data);
1473 result = PyFloat_AsDouble(pyresult);
1474 Py_DECREF(pyresult);
1477 //MESSAGE("f(" << uv[0] << "," << uv[1] << ")" << " = " << result);
1478 PyGILState_Release(gstate);
1481 *size = *((double*)user_data);
1486 status_t size_on_edge(integer edge_id, real t, real *size, void *user_data)
1488 if (EdgeId2PythonSmp.count(edge_id) != 0){
1489 PyObject * pyresult = NULL;
1490 PyObject* new_stderr = NULL;
1491 assert(Py_IsInitialized());
1492 PyGILState_STATE gstate;
1493 gstate = PyGILState_Ensure();
1494 pyresult = PyObject_CallFunction(EdgeId2PythonSmp[edge_id],"(f)",t);
1496 if ( pyresult == NULL){
1498 string err_description="";
1499 new_stderr = newPyStdOut(err_description);
1500 PySys_SetObject("stderr", new_stderr);
1502 PySys_SetObject("stderr", PySys_GetObject("__stderr__"));
1503 Py_DECREF(new_stderr);
1504 MESSAGE("Can't evaluate f(" << t << ")" << " error is " << err_description);
1505 result = *((double*)user_data);
1508 result = PyFloat_AsDouble(pyresult);
1509 Py_DECREF(pyresult);
1512 PyGILState_Release(gstate);
1515 *size = *((double*)user_data);
1520 status_t size_on_vertex(integer point_id, real *size, void *user_data)
1522 if (VertexId2PythonSmp.count(point_id) != 0){
1523 PyObject * pyresult = NULL;
1524 PyObject* new_stderr = NULL;
1525 assert(Py_IsInitialized());
1526 PyGILState_STATE gstate;
1527 gstate = PyGILState_Ensure();
1528 pyresult = PyObject_CallFunction(VertexId2PythonSmp[point_id],"");
1530 if ( pyresult == NULL){
1532 string err_description="";
1533 new_stderr = newPyStdOut(err_description);
1534 PySys_SetObject("stderr", new_stderr);
1536 PySys_SetObject("stderr", PySys_GetObject("__stderr__"));
1537 Py_DECREF(new_stderr);
1538 MESSAGE("Can't evaluate f()" << " error is " << err_description);
1539 result = *((double*)user_data);
1542 result = PyFloat_AsDouble(pyresult);
1543 Py_DECREF(pyresult);
1546 PyGILState_Release(gstate);
1549 *size = *((double*)user_data);
1554 status_t message_callback(message_t *msg, void *user_data)
1556 integer errnumber = 0;
1558 message_get_number(msg, &errnumber);
1559 message_get_description(msg, &desc);
1560 if ( errnumber < 0 ) {
1561 string * error = (string*)user_data;
1562 // if ( !error->empty() )
1564 // remove ^A from the tail
1565 int len = strlen( desc );
1566 while (len > 0 && desc[len-1] != '\n')
1568 error->append( desc, len );
1571 std::cout << desc << std::endl;
1577 //=============================================================================
1581 //=============================================================================
1582 bool BLSURFPlugin_BLSURF::Evaluate(SMESH_Mesh& aMesh,
1583 const TopoDS_Shape& aShape,
1584 MapShapeNbElems& aResMap)
1586 int _physicalMesh = BLSURFPlugin_Hypothesis::GetDefaultPhysicalMesh();
1587 double _phySize = BLSURFPlugin_Hypothesis::GetDefaultPhySize();
1588 //int _geometricMesh = BLSURFPlugin_Hypothesis::GetDefaultGeometricMesh();
1589 //double _angleMeshS = BLSURFPlugin_Hypothesis::GetDefaultAngleMeshS();
1590 double _angleMeshC = BLSURFPlugin_Hypothesis::GetDefaultAngleMeshC();
1592 _physicalMesh = (int) _hypothesis->GetPhysicalMesh();
1593 _phySize = _hypothesis->GetPhySize();
1594 //_geometricMesh = (int) hyp->GetGeometricMesh();
1595 //_angleMeshS = hyp->GetAngleMeshS();
1596 _angleMeshC = _hypothesis->GetAngleMeshC();
1599 bool IsQuadratic = false;
1604 TopTools_DataMapOfShapeInteger EdgesMap;
1605 double fullLen = 0.0;
1606 double fullNbSeg = 0;
1607 for (TopExp_Explorer exp(aShape, TopAbs_EDGE); exp.More(); exp.Next()) {
1608 TopoDS_Edge E = TopoDS::Edge( exp.Current() );
1609 if( EdgesMap.IsBound(E) )
1611 SMESH_subMesh *sm = aMesh.GetSubMesh(E);
1612 double aLen = SMESH_Algo::EdgeLength(E);
1615 if(_physicalMesh==1) {
1616 nb1d = (int)( aLen/_phySize + 1 );
1621 Handle(Geom_Curve) C = BRep_Tool::Curve(E,f,l);
1622 double fullAng = 0.0;
1623 double dp = (l-f)/200;
1628 for(int j=2; j<=200; j++) {
1631 fullAng += fabs(V1.Angle(V2));
1635 nb1d = (int)( fullAng/_angleMeshC + 1 );
1638 std::vector<int> aVec(SMDSEntity_Last);
1639 for(int i=SMDSEntity_Node; i<SMDSEntity_Last; i++) aVec[i]=0;
1640 if( IsQuadratic > 0 ) {
1641 aVec[SMDSEntity_Node] = 2*nb1d - 1;
1642 aVec[SMDSEntity_Quad_Edge] = nb1d;
1645 aVec[SMDSEntity_Node] = nb1d - 1;
1646 aVec[SMDSEntity_Edge] = nb1d;
1648 aResMap.insert(std::make_pair(sm,aVec));
1649 EdgesMap.Bind(E,nb1d);
1651 double ELen = fullLen/fullNbSeg;
1655 // try to evaluate as in MEFISTO
1656 for (TopExp_Explorer exp(aShape, TopAbs_FACE); exp.More(); exp.Next()) {
1657 TopoDS_Face F = TopoDS::Face( exp.Current() );
1658 SMESH_subMesh *sm = aMesh.GetSubMesh(F);
1660 BRepGProp::SurfaceProperties(F,G);
1661 double anArea = G.Mass();
1663 for (TopExp_Explorer exp1(F,TopAbs_EDGE); exp1.More(); exp1.Next()) {
1664 nb1d += EdgesMap.Find(exp1.Current());
1666 int nbFaces = (int) ( anArea/( ELen*ELen*sqrt(3.) / 4 ) );
1667 int nbNodes = (int) ( ( nbFaces*3 - (nb1d-1)*2 ) / 6 + 1 );
1668 std::vector<int> aVec(SMDSEntity_Last);
1669 for(int i=SMDSEntity_Node; i<SMDSEntity_Last; i++) aVec[i]=0;
1671 int nb1d_in = (nbFaces*3 - nb1d) / 2;
1672 aVec[SMDSEntity_Node] = nbNodes + nb1d_in;
1673 aVec[SMDSEntity_Quad_Triangle] = nbFaces;
1676 aVec[SMDSEntity_Node] = nbNodes;
1677 aVec[SMDSEntity_Triangle] = nbFaces;
1679 aResMap.insert(std::make_pair(sm,aVec));
1686 BRepGProp::VolumeProperties(aShape,G);
1687 double aVolume = G.Mass();
1688 double tetrVol = 0.1179*ELen*ELen*ELen;
1689 int nbVols = int(aVolume/tetrVol);
1690 int nb1d_in = int(( nbVols*6 - fullNbSeg ) / 6 );
1691 std::vector<int> aVec(SMDSEntity_Last);
1692 for(int i=SMDSEntity_Node; i<SMDSEntity_Last; i++) aVec[i]=0;
1694 aVec[SMDSEntity_Node] = nb1d_in/3 + 1 + nb1d_in;
1695 aVec[SMDSEntity_Quad_Tetra] = nbVols;
1698 aVec[SMDSEntity_Node] = nb1d_in/3 + 1;
1699 aVec[SMDSEntity_Tetra] = nbVols;
1701 SMESH_subMesh *sm = aMesh.GetSubMesh(aShape);
1702 aResMap.insert(std::make_pair(sm,aVec));
1707 //=============================================================================
1709 * Rewritting of the BRepClass_FaceClassifier::Perform function which is bugged (CAS 6.3sp6)
1710 * Following line was added:
1711 * myExtrem.Perform(P);
1713 //=============================================================================
1714 void BLSURFPlugin_BLSURF::BRepClass_FaceClassifierPerform(BRepClass_FaceClassifier* fc,
1715 const TopoDS_Face& face,
1717 const Standard_Real Tol)
1719 //-- Voir BRepExtrema_ExtPF.cxx
1720 BRepAdaptor_Surface Surf(face);
1721 Standard_Real U1, U2, V1, V2;
1722 BRepTools::UVBounds(face, U1, U2, V1, V2);
1723 Extrema_ExtPS myExtrem;
1724 myExtrem.Initialize(Surf, U1, U2, V1, V2, Tol, Tol);
1725 myExtrem.Perform(P);
1726 //----------------------------------------------------------
1727 //-- On cherche le point le plus proche , PUIS
1728 //-- On le classifie.
1729 Standard_Integer nbv = 0; // xpu
1730 Standard_Real MaxDist = RealLast();
1731 Standard_Integer indice = 0;
1732 if(myExtrem.IsDone()) {
1733 nbv = myExtrem.NbExt();
1734 for (Standard_Integer i = 1; i <= nbv; i++) {
1735 Standard_Real d = myExtrem.Value(i);
1745 Standard_Real U1,U2;
1746 myExtrem.Point(indice).Parameter(U1, U2);
1747 Puv.SetCoord(U1, U2);
1748 fc->Perform(face, Puv, Tol);
1751 fc->Perform(face, gp_Pnt2d(U1-1.0,V1 - 1.0), Tol); //-- NYI etc BUG PAS BEAU En attendant l acces a rejected
1752 //-- le resultat est TopAbs_OUT;