1 // Copyright (C) 2007-2016 CEA/DEN, EDF R&D
3 // This library is free software; you can redistribute it and/or
4 // modify it under the terms of the GNU Lesser General Public
5 // License as published by the Free Software Foundation; either
6 // version 2.1 of the License, or (at your option) any later version.
8 // This library is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
11 // Lesser General Public License for more details.
13 // You should have received a copy of the GNU Lesser General Public
14 // License along with this library; if not, write to the Free Software
15 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
21 // File : HexoticPlugin_Hexotic.cxx
22 // Author : Lioka RAZAFINDRAZAKA (CEA)
25 #include "HexoticPlugin_Hexotic.hxx"
26 #include "HexoticPlugin_Hypothesis.hxx"
27 #include "MG_Hexotic_API.hxx"
29 #include "utilities.h"
42 #include <SMESHDS_GroupBase.hxx>
43 #include <SMESHDS_Mesh.hxx>
44 #include <SMESH_ComputeError.hxx>
45 #include <SMESH_File.hxx>
46 #include <SMESH_Gen.hxx>
47 #include <SMESH_HypoFilter.hxx>
48 #include <SMESH_MesherHelper.hxx>
49 #include <SMESH_subMesh.hxx>
50 #include <SMESH_ControlPnt.hxx>
55 #include <Standard_ProgramError.hxx>
57 #include <BRepBndLib.hxx>
58 #include <BRepClass3d_SolidClassifier.hxx>
59 #include <BRep_Tool.hxx>
60 #include <Bnd_Box.hxx>
61 #include <OSD_File.hxx>
62 #include <Precision.hxx>
63 #include <TopExp_Explorer.hxx>
64 #include <TopTools_MapOfShape.hxx>
66 #include <TopoDS_Vertex.hxx>
69 #include <Basics_Utils.hxx>
70 #include <GEOMImpl_Types.hxx>
71 #include <GEOM_wrap.hxx>
73 #define GMFVERSION GmfDouble
74 #define GMFDIMENSION 3
76 using SMESHUtils::ControlPnt;
78 static void removeFile( const TCollection_AsciiString& fileName )
81 OSD_File( fileName ).Remove();
83 catch ( Standard_ProgramError ) {
84 MESSAGE("Can't remove file: " << fileName.ToCString() << " ; file does not exist or permission denied");
88 //=============================================================================
92 //=============================================================================
94 HexoticPlugin_Hexotic::HexoticPlugin_Hexotic(int hypId, int studyId, SMESH_Gen* gen)
95 : SMESH_3D_Algo(hypId, studyId, gen)
97 MESSAGE("HexoticPlugin_Hexotic::HexoticPlugin_Hexotic");
99 _shapeType = (1 << TopAbs_SHELL) | (1 << TopAbs_SOLID);// 1 bit /shape type
100 _onlyUnaryInput = false;
101 _requireShape = false;
104 _hexoticFilesKept=false;
105 _compatibleHypothesis.push_back( HexoticPlugin_Hypothesis::GetHypType() );
106 #ifdef WITH_BLSURFPLUGIN
109 _computeCanceled = false;
111 // Copy of what is done in BLSURFPLugin TODO : share the code
112 smeshGen_i = SMESH_Gen_i::GetSMESHGen();
113 CORBA::Object_var anObject = smeshGen_i->GetNS()->Resolve("/myStudyManager");
114 SALOMEDS::StudyManager_var aStudyMgr = SALOMEDS::StudyManager::_narrow(anObject);
117 myStudy = aStudyMgr->GetStudyByID(_studyId);
118 if ( !myStudy->_is_nil() )
119 MESSAGE("myStudy->StudyId() = " << myStudy->StudyId());
122 //=============================================================================
126 //=============================================================================
128 HexoticPlugin_Hexotic::~HexoticPlugin_Hexotic()
130 MESSAGE("HexoticPlugin_Hexotic::~HexoticPlugin_Hexotic");
134 #ifdef WITH_BLSURFPLUGIN
135 bool HexoticPlugin_Hexotic::CheckBLSURFHypothesis( SMESH_Mesh& aMesh,
136 const TopoDS_Shape& aShape )
138 MESSAGE("HexoticPlugin_Hexotic::CheckBLSURFHypothesis");
141 std::list<const SMESHDS_Hypothesis*>::const_iterator itl;
142 const SMESHDS_Hypothesis* theHyp;
144 // If a BLSURF hypothesis is applied, get it
145 SMESH_HypoFilter blsurfFilter;
146 blsurfFilter.Init( blsurfFilter.HasName( BLSURFPlugin_Hypothesis::GetHypType(true) ));
147 blsurfFilter.Or ( blsurfFilter.HasName( BLSURFPlugin_Hypothesis::GetHypType(false)));
148 std::list<const SMESHDS_Hypothesis *> appliedHyps;
149 aMesh.GetHypotheses( aShape, blsurfFilter, appliedHyps, false );
151 if ( appliedHyps.size() > 0 ) {
152 itl = appliedHyps.begin();
153 theHyp = (*itl); // use only the first hypothesis
154 std::string hypName = theHyp->GetName();
155 if (hypName == BLSURFPlugin_Hypothesis::GetHypType(true) ||
156 hypName == BLSURFPlugin_Hypothesis::GetHypType(false) )
158 _blsurfHypo = static_cast<const BLSURFPlugin_Hypothesis*> (theHyp);
167 //=============================================================================
171 //=============================================================================
173 bool HexoticPlugin_Hexotic::CheckHypothesis( SMESH_Mesh& aMesh,
174 const TopoDS_Shape& aShape,
175 SMESH_Hypothesis::Hypothesis_Status& aStatus )
177 MESSAGE("HexoticPlugin_Hexotic::CheckHypothesis");
180 std::list<const SMESHDS_Hypothesis*>::const_iterator itl;
181 const SMESHDS_Hypothesis* theHyp;
183 const std::list<const SMESHDS_Hypothesis*>& hyps = GetUsedHypothesis(aMesh, aShape, false);
184 int nbHyp = hyps.size();
186 // retrieve BLSURF hypothesis if no hexotic hypothesis has been set
187 #ifdef WITH_BLSURFPLUGIN
188 CheckBLSURFHypothesis(aMesh, aShape);
190 aStatus = SMESH_Hypothesis::HYP_OK;
191 return true; // can work with no hypothesis
195 theHyp = (*itl); // use only the first hypothesis
197 std::string hypName = theHyp->GetName();
198 if (hypName == HexoticPlugin_Hypothesis::GetHypType() ) {
199 _hypothesis = static_cast<const HexoticPlugin_Hypothesis*> (theHyp);
201 aStatus = SMESH_Hypothesis::HYP_OK;
204 aStatus = SMESH_Hypothesis::HYP_INCOMPATIBLE;
206 #ifdef WITH_BLSURFPLUGIN
207 CheckBLSURFHypothesis(aMesh, aShape);
210 return aStatus == SMESH_Hypothesis::HYP_OK;
213 //=======================================================================
214 //function : findShape
216 //=======================================================================
218 static TopoDS_Shape findShape(SMDS_MeshNode** t_Node,
220 const TopoDS_Shape* t_Shape,
225 int iShape, nbNode = 8;
227 for ( int i=0; i<3; i++ ) {
229 for ( int j=0; j<nbNode; j++ ) {
230 if ( i == 0) pntCoor[i] += t_Node[j]->X();
231 if ( i == 1) pntCoor[i] += t_Node[j]->Y();
232 if ( i == 2) pntCoor[i] += t_Node[j]->Z();
234 pntCoor[i] /= nbNode;
236 gp_Pnt aPnt(pntCoor[0], pntCoor[1], pntCoor[2]);
238 if ( aShape.IsNull() ) aShape = t_Shape[0];
239 BRepClass3d_SolidClassifier SC (aShape, aPnt, Precision::Confusion());
240 if ( !(SC.State() == TopAbs_IN) ) {
242 for (iShape = 0; iShape < nShape && aShape.IsNull(); iShape++) {
243 if ( !( pntCoor[0] < t_Box[iShape][0] || t_Box[iShape][1] < pntCoor[0] ||
244 pntCoor[1] < t_Box[iShape][2] || t_Box[iShape][3] < pntCoor[1] ||
245 pntCoor[2] < t_Box[iShape][4] || t_Box[iShape][5] < pntCoor[2]) ) {
246 BRepClass3d_SolidClassifier SC (t_Shape[iShape], aPnt, Precision::Confusion());
247 if (SC.State() == TopAbs_IN)
248 aShape = t_Shape[iShape];
255 //=======================================================================
256 //function : getNbShape
258 //=======================================================================
260 static int getNbShape(MG_Hexotic_API* hexaOutput, int iMesh, GmfKwdCod what, int defaultValue=0)
262 int number = hexaOutput->GmfStatKwd( iMesh, what );
265 // std::string aLine;
266 // std::ifstream file(aFile.c_str());
267 // while ( !file.eof() ) {
268 // getline( file, aLine);
269 // if ( aLine == aString ) {
270 // getline( file, aLine);
271 // std::istringstream stringFlux( aLine );
272 // stringFlux >> number;
273 number = ( number + defaultValue + std::abs(number - defaultValue) ) / 2;
279 number = defaultValue;
285 //=======================================================================
286 //function : countShape
288 //=======================================================================
290 static int countShape( SMESH_Mesh* mesh, TopAbs_ShapeEnum shape )
292 if ( !mesh->HasShapeToMesh() )
294 TopExp_Explorer expShape ( mesh->GetShapeToMesh(), shape );
295 TopTools_MapOfShape mapShape;
297 for ( ; expShape.More(); expShape.Next() ) {
298 if (mapShape.Add(expShape.Current())) {
305 //=======================================================================
306 //function : getShape
308 //=======================================================================
310 template < class Mesh, class Shape, class Tab >
311 void getShape(Mesh* mesh, Shape shape, Tab *t_Shape)
313 TopExp_Explorer expShape ( mesh->ShapeToMesh(), shape );
314 TopTools_MapOfShape mapShape;
315 for ( int i=0; expShape.More(); expShape.Next() ) {
316 if (mapShape.Add(expShape.Current())) {
317 t_Shape[i] = expShape.Current();
324 //=======================================================================
325 //function : printWarning
327 //=======================================================================
329 static void printWarning(const int nbExpected, std::string aString, const int nbFound) {
331 cout << "WARNING : " << nbExpected << " " << aString << " expected, MG-Hexa has found " << nbFound << std::endl;
332 cout << "=======" << std::endl;
337 //=======================================================================
338 //function : removeHexoticFiles
340 //=======================================================================
342 static void removeHexoticFiles(TCollection_AsciiString file_In, TCollection_AsciiString file_Out) {
343 removeFile( file_In );
344 removeFile( file_Out );
347 //=======================================================================
348 //function : splitQuads
349 //purpose : splits all quadrangles into triangles
350 //=======================================================================
352 static void splitQuads(SMESH_Mesh& aMesh)
354 SMESH_MeshEditor spliter( &aMesh );
356 TIDSortedElemSet elems;
357 SMDS_ElemIteratorPtr eIt = aMesh.GetMeshDS()->elementsIterator();
359 elems.insert( elems.end(), eIt->next() );
361 spliter.QuadToTri ( elems, /*the13Diag=*/true);
364 //=======================================================================
365 //function : writeInput
366 //purpose : pass a mesh to input of MG-Hexa
367 //=======================================================================
369 static void writeInput(MG_Hexotic_API* theHexaInput,
371 const SMESHDS_Mesh* theMeshDS)
373 int meshID = theHexaInput->GmfOpenMesh( theFile, GmfWrite, GMFVERSION, GMFDIMENSION);
376 int iN = 0, nbNodes = theMeshDS->NbNodes();
377 theHexaInput->GmfSetKwd( meshID, GmfVertices, nbNodes );
378 std::map< const SMDS_MeshNode*, int, TIDCompare > node2IdMap;
379 SMDS_NodeIteratorPtr nodeIt = theMeshDS->nodesIterator();
381 while ( nodeIt->more() )
383 n.Set( nodeIt->next() );
384 theHexaInput->GmfSetLin( meshID, GmfVertices, n.X(), n.Y(), n.Z(), n._node->getshapeId() );
385 node2IdMap.insert( node2IdMap.end(), std::make_pair( n._node, ++iN ));
389 SMDS_ElemIteratorPtr elemIt = theMeshDS->elementsIterator( SMDSAbs_Edge );
390 if ( elemIt->more() )
392 int nbEdges = theMeshDS->GetMeshInfo().NbElements( SMDSAbs_Edge );
393 theHexaInput->GmfSetKwd(meshID, GmfEdges, nbEdges );
394 for ( int gmfID = 1; elemIt->more(); ++gmfID )
396 const SMDS_MeshElement* edge = elemIt->next();
397 theHexaInput->GmfSetLin(meshID, GmfEdges,
398 node2IdMap[ edge->GetNode( 0 )],
399 node2IdMap[ edge->GetNode( 1 )],
400 edge->getshapeId() );
405 elemIt = theMeshDS->elementGeomIterator( SMDSGeom_TRIANGLE );
406 if ( elemIt->more() )
408 int nbTria = theMeshDS->GetMeshInfo().NbElements( SMDSGeom_TRIANGLE );
409 theHexaInput->GmfSetKwd(meshID, GmfTriangles, nbTria );
410 for ( int gmfID = 1; elemIt->more(); ++gmfID )
412 const SMDS_MeshElement* tria = elemIt->next();
413 theHexaInput->GmfSetLin(meshID, GmfTriangles,
414 node2IdMap[ tria->GetNode( 0 )],
415 node2IdMap[ tria->GetNode( 1 )],
416 node2IdMap[ tria->GetNode( 2 )],
417 tria->getshapeId() );
420 theHexaInput->GmfCloseMesh( meshID );
423 //=======================================================================
424 //function : readResult
425 //purpose : Read GMF file in case of a mesh with geometry
426 //=======================================================================
428 static bool readResult(MG_Hexotic_API* theHexaOutput,
430 HexoticPlugin_Hexotic*theAlgo,
431 SMESH_MesherHelper* theHelper,
432 const int nbShape = 0,
433 const TopoDS_Shape* tabShape = 0,
436 SMESH_Mesh* theMesh = theHelper->GetMesh();
437 SMESHDS_Mesh* theMeshDS = theHelper->GetMeshDS();
439 // ---------------------------------
440 // Read generated elements and nodes
441 // ---------------------------------
444 TopoDS_Vertex aVertex;
446 int shapeID, hexoticShapeID;
447 const int IdShapeRef = 2;
449 double epsilon = Precision::Confusion();
450 std::map <std::string,int> mapField;
451 SMDS_MeshNode** HexoticNode;
452 TopoDS_Shape *tabCorner;
454 const int nbDomains = countShape( theMesh, TopAbs_SHELL );
455 const int holeID = -1;
459 tabID = new int[nbDomains];
461 for (int i=0; i<nbDomains; i++)
463 if ( nbDomains == 1 )
464 tabID[0] = theMeshDS->ShapeToIndex( tabShape[0] );
472 SMDS_ElemIteratorPtr eIt = theMeshDS->elementsIterator();
474 theMeshDS->RemoveFreeElement( eIt->next(), /*sm=*/0 );
475 SMDS_NodeIteratorPtr nIt = theMeshDS->nodesIterator();
476 while ( nIt->more() )
477 theMeshDS->RemoveFreeNode( nIt->next(), /*sm=*/0 );
479 theHelper->SetElementsOnShape( false );
482 int meshID = theHexaOutput->GmfOpenMesh( theFile, GmfRead, &ver, &dim );
484 int nbVertices = getNbShape(theHexaOutput, meshID, GmfVertices );
485 int nbCorners = getNbShape(theHexaOutput, meshID, GmfCorners, countShape( theMesh, TopAbs_VERTEX ));
486 if ( nbVertices == 0 )
489 tabCorner = new TopoDS_Shape[ nbCorners ];
490 HexoticNode = new SMDS_MeshNode*[ nbVertices + 1 ];
493 getShape(theMeshDS, TopAbs_VERTEX, tabCorner);
495 int nbNodes = theHexaOutput->GmfStatKwd( meshID, GmfVertices );
498 theHexaOutput->GmfGotoKwd( meshID, GmfVertices );
500 for ( int aHexoticID = 1; aHexoticID <= nbNodes; ++aHexoticID )
502 if ( theAlgo->computeCanceled() )
504 theHexaOutput->GmfGetLin( meshID, GmfVertices, &x, &y, &z, &shapeID );
505 HexoticNode[ aHexoticID ] = theHelper->AddNode( x,y,z );
510 SMDS_MeshNode* node[8];
511 SMDS_MeshElement * aHexoticElement;
513 nbCorners = theHexaOutput->GmfStatKwd( meshID, GmfCorners );
514 if ( nbCorners > 0 && nbDomains > 0 )
516 theHexaOutput->GmfGotoKwd( meshID, GmfCorners );
517 for ( int iElem = 0; iElem < nbCorners; iElem++ )
519 if ( theAlgo->computeCanceled() )
521 theHexaOutput->GmfGetLin( meshID, GmfCorners, &nodeID[0] );
522 node[0] = HexoticNode[ nodeID[0] ];
523 gp_Pnt HexoticPnt ( node[0]->X(), node[0]->Y(), node[0]->Z() );
524 for ( int i = 0; i < nbCorners; i++ )
526 aVertex = TopoDS::Vertex( tabCorner[i] );
527 gp_Pnt aPnt = BRep_Tool::Pnt( aVertex );
528 if ( aPnt.Distance( HexoticPnt ) < epsilon )
530 theMeshDS->SetNodeOnVertex( node[0], aVertex );
537 int nbEdges = theHexaOutput->GmfStatKwd( meshID, GmfEdges );
540 theHexaOutput->GmfGotoKwd( meshID, GmfEdges );
541 for ( int iElem = 0; iElem < nbEdges; iElem++ )
543 if ( theAlgo->computeCanceled() )
545 theHexaOutput->GmfGetLin( meshID, GmfEdges, &nodeID[0], &nodeID[1], &shapeID );
546 for ( int i = 0; i < 2; ++i )
548 node[i] = HexoticNode[ nodeID[i]];
549 if ( shapeID > 0 && node[i]->getshapeId() < 1 )
550 theMeshDS->SetNodeOnEdge( node[i], shapeID );
552 aHexoticElement = theHelper->AddEdge( node[0], node[1] );
553 if ( shapeID > 0 && aHexoticElement->getshapeId() < 1 )
554 theMeshDS->SetMeshElementOnShape( aHexoticElement, shapeID );
558 int nbQuad = theHexaOutput->GmfStatKwd( meshID, GmfQuadrilaterals );
561 theHexaOutput->GmfGotoKwd( meshID, GmfQuadrilaterals );
562 for ( int iElem = 0; iElem < nbQuad; iElem++ )
564 if ( theAlgo->computeCanceled() )
566 theHexaOutput->GmfGetLin( meshID, GmfQuadrilaterals,
567 &nodeID[0], &nodeID[1], &nodeID[2], &nodeID[3], &shapeID );
568 for ( int i = 0; i < 4; ++i )
570 node[i] = HexoticNode[ nodeID[i]];
571 if ( shapeID > 0 && node[i]->getshapeId() < 1 )
572 theMeshDS->SetNodeOnFace( node[i], shapeID );
574 aHexoticElement = theHelper->AddFace( node[0], node[1], node[2], node[3] );
575 if ( shapeID > 0 && aHexoticElement->getshapeId() < 1 )
576 theMeshDS->SetMeshElementOnShape( aHexoticElement, shapeID );
580 int nbHexa = theHexaOutput->GmfStatKwd( meshID, GmfHexahedra );
583 theHexaOutput->GmfGotoKwd( meshID, GmfHexahedra );
584 for ( int iElem = 0; iElem < nbHexa; iElem++ )
586 if ( theAlgo->computeCanceled() )
588 theHexaOutput->GmfGetLin( meshID, GmfHexahedra,
589 &nodeID[0], &nodeID[1], &nodeID[2], &nodeID[3],
590 &nodeID[4], &nodeID[5], &nodeID[6], &nodeID[7],
592 for ( int i = 0; i < 8; ++i )
594 node[i] = HexoticNode[ nodeID[i]];
596 if ( nbDomains > 1 ) {
597 hexoticShapeID = shapeID - IdShapeRef;
598 if ( tabID[ hexoticShapeID ] == 0 ) {
599 aShape = findShape(node, aShape, tabShape, tabBox, nbShape);
600 shapeID = aShape.IsNull() ? holeID : theMeshDS->ShapeToIndex( aShape );
601 tabID[ hexoticShapeID ] = shapeID;
604 shapeID = tabID[ hexoticShapeID ];
606 if ( iElem == ( nbHexa - 1) ) {
607 int shapeAssociated = 0;
608 for ( int i=0; i<nbDomains; i++ ) {
610 shapeAssociated += 1;
612 if ( shapeAssociated != nbShape )
613 printWarning(nbShape, "domains", shapeAssociated);
620 if ( shapeID != holeID )
622 for ( int i = 0; i < 8; ++i )
624 if ( node[i]->NbInverseElements( SMDSAbs_Face ) == 0 )
625 theMeshDS->SetNodeInVolume( node[i], shapeID );
627 aHexoticElement = theHelper->AddVolume( node[0], node[3], node[2], node[1],
628 node[4], node[7], node[6], node[5]);
629 if ( aHexoticElement->getshapeId() < 1 )
630 theMeshDS->SetMeshElementOnShape( aHexoticElement, shapeID );
636 // remove nodes in holes
639 SMESHDS_SubMesh* subMesh = 0;
640 for ( int i = 1; i <= nbNodes; ++i )
641 if ( HexoticNode[i]->NbInverseElements() == 0 )
643 theMeshDS->RemoveFreeNode( HexoticNode[i], subMesh, /*fromGroups=*/false );
648 delete [] HexoticNode;
652 //=============================================================================
654 * Pass parameters to MG-Hexa
656 //=============================================================================
658 void HexoticPlugin_Hexotic::SetParameters(const HexoticPlugin_Hypothesis* hyp) {
660 MESSAGE("HexoticPlugin_Hexotic::SetParameters");
662 _hexesMinLevel = hyp->GetHexesMinLevel();
663 _hexesMaxLevel = hyp->GetHexesMaxLevel();
664 _hexesMinSize = hyp->GetMinSize();
665 _hexesMaxSize = hyp->GetMaxSize();
666 _hexoticIgnoreRidges = hyp->GetHexoticIgnoreRidges();
667 _hexoticInvalidElements = hyp->GetHexoticInvalidElements();
668 _hexoticSharpAngleThreshold = hyp->GetHexoticSharpAngleThreshold();
669 _hexoticNbProc = hyp->GetHexoticNbProc();
670 _hexoticWorkingDirectory = hyp->GetHexoticWorkingDirectory();
671 _hexoticVerbosity = hyp->GetHexoticVerbosity();
672 _hexoticMaxMemory = hyp->GetHexoticMaxMemory();
673 _hexoticSdMode = hyp->GetHexoticSdMode();
674 _textOptions = hyp->GetAdvancedOption();
675 _sizeMaps = hyp->GetSizeMaps();
676 _nbLayers = hyp->GetNbLayers();
677 _firstLayerSize = hyp->GetFirstLayerSize();
678 _direction = hyp->GetDirection();
679 _growth = hyp->GetGrowth();
680 _facesWithLayers = hyp->GetFacesWithLayers();
681 _imprintedFaces = hyp->GetImprintedFaces();
685 cout << "WARNING : The MG-Hexa default parameters are taken into account" << std::endl;
686 cout << "=======" << std::endl;
687 _hexesMinLevel = hyp->GetDefaultHexesMinLevel();
688 _hexesMaxLevel = hyp->GetDefaultHexesMaxLevel();
689 _hexesMinSize = hyp->GetDefaultMinSize();
690 _hexesMaxSize = hyp->GetDefaultMaxSize();
691 _hexoticIgnoreRidges = hyp->GetDefaultHexoticIgnoreRidges();
692 _hexoticInvalidElements = hyp->GetDefaultHexoticInvalidElements();
693 _hexoticSharpAngleThreshold = hyp->GetDefaultHexoticSharpAngleThreshold();
694 _hexoticNbProc = hyp->GetDefaultHexoticNbProc();
695 _hexoticWorkingDirectory = hyp->GetDefaultHexoticWorkingDirectory();
696 _hexoticVerbosity = hyp->GetDefaultHexoticVerbosity();
697 _hexoticMaxMemory = hyp->GetDefaultHexoticMaxMemory();
698 _hexoticSdMode = hyp->GetDefaultHexoticSdMode();
699 _textOptions = hyp->GetDefaultTextOptions();
700 _sizeMaps = hyp->GetDefaultHexoticSizeMaps();
701 _nbLayers = hyp->GetDefaultNbLayers();
702 _firstLayerSize = hyp->GetDefaultFirstLayerSize();
703 _direction = hyp->GetDefaultDirection();
704 _growth = hyp->GetDefaultGrowth();
705 _facesWithLayers = hyp->GetDefaultFacesWithLayers();
706 _imprintedFaces = hyp->GetDefaultImprintedFaces();
710 //=======================================================================
711 //function : getSuffix
712 //purpose : Returns a suffix that will be unique for the current process
713 //=======================================================================
715 static TCollection_AsciiString getSuffix()
717 TCollection_AsciiString aSuffix = "";
720 aSuffix += getenv("USER");
722 std::string uname = std::string(getenv("USERNAME"));
723 replace(uname.begin(), uname.end(), ' ', '_');
724 aSuffix += uname.c_str();
727 aSuffix += Kernel_Utils::GetHostname().c_str();
732 aSuffix += _getpid();
738 //================================================================================
740 * \brief Returns a command to run MG-Hexa mesher
742 //================================================================================
744 std::string HexoticPlugin_Hexotic::getHexoticCommand(const TCollection_AsciiString& Hexotic_In,
745 const TCollection_AsciiString& Hexotic_Out,
746 const TCollection_AsciiString& Hexotic_SizeMap_Prefix,
747 const bool forExecutable) const
750 cout << "MG-Hexa execution..." << std::endl;
751 cout << _name << " parameters :" << std::endl;
752 cout << " " << _name << " Verbosity = " << _hexoticVerbosity << std::endl;
753 cout << " " << _name << " Max Memory = " << _hexoticMaxMemory << std::endl;
754 cout << " " << _name << " Segments Min Level = " << _hexesMinLevel << std::endl;
755 cout << " " << _name << " Segments Max Level = " << _hexesMaxLevel << std::endl;
756 cout << " " << _name << " Segments Min Size = " << _hexesMinSize << std::endl;
757 cout << " " << _name << " Segments Max Size = " << _hexesMaxSize << std::endl;
758 cout << " " << "MG-Hexa can ignore ridges : " << (_hexoticIgnoreRidges ? "yes":"no") << std::endl;
759 cout << " " << "MG-Hexa authorize invalide elements : " << ( _hexoticInvalidElements ? "yes":"no") << std::endl;
760 cout << " " << _name << " Sharp angle threshold = " << _hexoticSharpAngleThreshold << " degrees" << std::endl;
761 cout << " " << _name << " Number of threads = " << _hexoticNbProc << std::endl;
762 cout << " " << _name << " Working directory = \"" << _hexoticWorkingDirectory << "\"" << std::endl;
763 cout << " " << _name << " Sub. Dom mode = " << _hexoticSdMode << std::endl;
764 cout << " " << _name << " Text options = \"" << _textOptions << "\"" << std::endl;
765 cout << " " << _name << " Number of layers = " << _nbLayers << std::endl;
766 cout << " " << _name << " Size of the first layer = " << _firstLayerSize << std::endl;
767 cout << " " << _name << " Direction of the layers = " << ( _direction ? "Inward" : "Outward" ) << std::endl;
768 cout << " " << _name << " Growth = " << _growth << std::endl;
769 if (!_facesWithLayers.empty()) {
770 cout << " " << _name << " Faces with layers = ";
771 for (size_t i = 0; i < _facesWithLayers.size(); i++)
773 cout << _facesWithLayers.at(i);
774 if ((i + 1) != _facesWithLayers.size())
779 if (!_imprintedFaces.empty()) {
780 cout << " " << _name << " Imprinted faces = ";
781 for (size_t i = 0; i < _imprintedFaces.size(); i++)
783 cout << _imprintedFaces.at(i);
784 if ((i + 1) != _imprintedFaces.size())
790 TCollection_AsciiString run_Hexotic("mg-hexa.exe");
792 TCollection_AsciiString minl = " --min_level ", maxl = " --max_level ", angle = " --ridge_angle ";
793 TCollection_AsciiString mins = " --min_size ", maxs = " --max_size ";
794 TCollection_AsciiString in = " --in ", out = " --out ";
795 TCollection_AsciiString sizeMap = " --read_sizemap ";
796 TCollection_AsciiString ignoreRidges = " --compute_ridges no ", invalideElements = " --allow_invalid_elements yes ";
797 TCollection_AsciiString subdom = " --components ";
799 TCollection_AsciiString proc = " --max_number_of_threads ";
801 TCollection_AsciiString verb = " --verbose ";
802 TCollection_AsciiString maxmem = " --max_memory ";
804 TCollection_AsciiString comNbLayers = " --number_of_boundary_layers ";
805 TCollection_AsciiString comFirstLayerSize = " --height_of_the_first_layer ";
806 TCollection_AsciiString comDirection = " --boundary_layers_subdomain_direction ";
807 TCollection_AsciiString comGrowth = " --boundary_layers_geometric_progression ";
808 TCollection_AsciiString comFacesWithLayers = " --boundary_layers_surface_ids ";
809 TCollection_AsciiString comImptintedFaces = " --imprinted_surface_ids ";
811 TCollection_AsciiString minLevel, maxLevel, minSize, maxSize, sharpAngle, mode, nbproc, verbosity, maxMemory,
812 textOptions, nbLayers, firstLayerSize, direction, growth, facesWithLayers, imprintedFaces;
813 minLevel = _hexesMinLevel;
814 maxLevel = _hexesMaxLevel;
815 minSize = _hexesMinSize;
816 maxSize = _hexesMaxSize;
817 sharpAngle = _hexoticSharpAngleThreshold;
818 // Mode translation for mg-tetra 1.1
819 switch ( _hexoticSdMode )
822 mode = "outside_skin_only";
825 mode = "outside_components";
831 mode = "all --manifold_geometry no";
834 nbproc = _hexoticNbProc;
835 verbosity = _hexoticVerbosity;
836 maxMemory = _hexoticMaxMemory;
837 textOptions = (" " + _textOptions + " ").c_str();
838 nbLayers = _nbLayers;
839 firstLayerSize = _firstLayerSize;
840 direction = _direction ? "1" : "-1";
842 for (size_t i = 0; i < _facesWithLayers.size(); i++)
844 facesWithLayers += _facesWithLayers[i];
845 if ((i + 1) != _facesWithLayers.size())
846 facesWithLayers += ",";
848 for (size_t i = 0; i < _imprintedFaces.size(); i++)
850 imprintedFaces += _imprintedFaces[i];
851 if ((i + 1) != _imprintedFaces.size())
852 imprintedFaces += ",";
855 if (_hexoticIgnoreRidges)
856 run_Hexotic += ignoreRidges;
858 if (_hexoticInvalidElements)
859 run_Hexotic += invalideElements;
861 if (_hexesMinSize > 0)
862 run_Hexotic += mins + minSize;
864 if (_hexesMaxSize > 0)
865 run_Hexotic += maxs + maxSize;
867 if (_hexesMinLevel > 0)
868 run_Hexotic += minl + minLevel;
870 if (_hexesMaxLevel > 0)
871 run_Hexotic += maxl + maxLevel;
873 if (_hexoticSharpAngleThreshold > 0)
874 run_Hexotic += angle + sharpAngle;
876 if (_sizeMaps.begin() != _sizeMaps.end() && forExecutable )
877 run_Hexotic += sizeMap + Hexotic_SizeMap_Prefix;
880 _firstLayerSize > 0 &&
882 !_facesWithLayers.empty())
884 run_Hexotic += comNbLayers + nbLayers;
885 run_Hexotic += comFirstLayerSize + firstLayerSize;
886 run_Hexotic += comDirection + direction;
887 run_Hexotic += comGrowth + growth;
888 run_Hexotic += comFacesWithLayers + facesWithLayers;
889 if (!_imprintedFaces.empty())
890 run_Hexotic += comImptintedFaces + imprintedFaces;
893 run_Hexotic += in + Hexotic_In + out + Hexotic_Out;
894 run_Hexotic += subdom + mode;
896 run_Hexotic += proc + nbproc;
898 run_Hexotic += verb + verbosity;
899 run_Hexotic += maxmem + maxMemory;
901 if (!_textOptions.empty())
902 run_Hexotic += textOptions;
904 return run_Hexotic.ToCString();
907 // TODO : this is a duplication of some code found in BLSURFPlugin_BLSURF find a proper
909 TopoDS_Shape HexoticPlugin_Hexotic::entryToShape(std::string entry)
911 MESSAGE("HexoticPlugin_Hexotic::entryToShape "<<entry );
912 if ( myStudy->_is_nil() )
913 throw SALOME_Exception("MG-Hexa plugin can't work w/o publishing in the study");
914 GEOM::GEOM_Object_var aGeomObj;
915 TopoDS_Shape S = TopoDS_Shape();
916 SALOMEDS::SObject_var aSObj = myStudy->FindObjectID( entry.c_str() );
917 if (!aSObj->_is_nil()) {
918 CORBA::Object_var obj = aSObj->GetObject();
919 aGeomObj = GEOM::GEOM_Object::_narrow(obj);
922 if ( !aGeomObj->_is_nil() )
923 S = smeshGen_i->GeomObjectToShape( aGeomObj.in() );
927 //================================================================================
929 * \brief Produces a .mesh file with the size maps informations to give to Hexotic
931 //================================================================================
932 std::vector<std::string> HexoticPlugin_Hexotic::writeSizeMapFile( MG_Hexotic_API* mgInput,
933 std::string sizeMapPrefix )
935 HexoticPlugin_Hypothesis::THexoticSizeMaps::iterator it;
937 std::vector<ControlPnt> points;
938 // Iterate on the size maps
939 for (it=_sizeMaps.begin(); it!=_sizeMaps.end(); it++)
941 // Step 1 : Get the GEOM object entry and the size
942 // from the _sizeMaps infos
943 std::string anEntry = it->first;
944 double aLocalSize = it->second;
945 TopoDS_Shape aShape = entryToShape( anEntry );
947 // Step 2 : Create the points
948 createControlPoints( aShape, aLocalSize, points );
951 // Write the .mesh size map file
953 std::string myVerticesFile = sizeMapPrefix + ".mesh";
954 std::string mySolFile = sizeMapPrefix + ".sol";
958 mgInput->GmfOpenMesh( myVerticesFile.c_str(), GmfWrite, GMFVERSION, GMFDIMENSION );
960 mgInput->GmfOpenMesh( mySolFile.c_str(), GmfWrite, GMFVERSION, GMFDIMENSION );
962 int pointsNumber = points.size();
965 mgInput->GmfSetKwd( verticesFileID, GmfVertices, pointsNumber );
966 // SolAtVertices Keyword
967 int TypTab[] = {GmfSca};
968 mgInput->GmfSetKwd(solFileID, GmfSolAtVertices, pointsNumber, 1, TypTab);
970 // Read the control points information from the vector and write it into the files
972 std::vector<ControlPnt>::const_iterator points_it;
973 for (points_it = points.begin(); points_it != points.end(); points_it++ )
975 mgInput->GmfSetLin( verticesFileID, GmfVertices, points_it->X(), points_it->Y(), points_it->Z(), 0 );
976 ValTab[0] = points_it->Size();
977 mgInput->GmfSetLin( solFileID, GmfSolAtVertices, ValTab);
981 mgInput->GmfCloseMesh( verticesFileID );
982 mgInput->GmfCloseMesh( solFileID );
984 std::vector<std::string> fileNames(2);
985 fileNames[0] = myVerticesFile;
986 fileNames[1] = mySolFile;
991 //=============================================================================
993 * Here we are going to use the MG-Hexa mesher
995 //=============================================================================
997 bool HexoticPlugin_Hexotic::Compute(SMESH_Mesh& aMesh,
998 const TopoDS_Shape& aShape)
1000 _computeCanceled = false;
1002 SMESHDS_Mesh* meshDS = aMesh.GetMeshDS();
1003 TCollection_AsciiString hexahedraMessage;
1005 _nbShape = countShape( &aMesh, TopAbs_SOLID ); // we count the number of shapes
1008 // create bounding box for each shape of the compound
1011 TopoDS_Shape *tabShape;
1014 tabShape = new TopoDS_Shape[_nbShape];
1015 tabBox = new double*[_nbShape];
1016 for (int i=0; i<_nbShape; i++)
1017 tabBox[i] = new double[6];
1018 double Xmin, Ymin, Zmin, Xmax, Ymax, Zmax;
1020 TopExp_Explorer expBox (meshDS->ShapeToMesh(), TopAbs_SOLID);
1021 for (; expBox.More(); expBox.Next()) {
1022 tabShape[iShape] = expBox.Current();
1023 Bnd_Box BoundingBox;
1024 BRepBndLib::Add(expBox.Current(), BoundingBox);
1025 BoundingBox.Get(Xmin, Ymin, Zmin, Xmax, Ymax, Zmax);
1026 tabBox[iShape][0] = Xmin; tabBox[iShape][1] = Xmax;
1027 tabBox[iShape][2] = Ymin; tabBox[iShape][3] = Ymax;
1028 tabBox[iShape][4] = Zmin; tabBox[iShape][5] = Zmax;
1032 SetParameters(_hypothesis);
1034 TCollection_AsciiString aTmpDir = _hexoticWorkingDirectory.c_str();
1035 TCollection_AsciiString aQuote("");
1038 if ( aTmpDir.Value(aTmpDir.Length()) != '\\' ) aTmpDir += '\\';
1040 if ( aTmpDir.Value(aTmpDir.Length()) != '/' ) aTmpDir += '/';
1042 TCollection_AsciiString Hexotic_In(""), Hexotic_Out, Hexotic_SizeMap_Prefix;
1043 TCollection_AsciiString modeFile_In( "chmod 666 " ), modeFile_Out( "chmod 666 " );
1044 TCollection_AsciiString aLogFileName = aTmpDir + "Hexotic"+getSuffix()+".log"; // log
1046 std::map <int,int> aSmdsToHexoticIdMap;
1047 std::map <int,const SMDS_MeshNode*> aHexoticIdToNodeMap;
1049 MG_Hexotic_API mgHexa( _computeCanceled, _progress );
1051 Hexotic_Out = aTmpDir + "Hexotic"+getSuffix()+"_Out.mesh";
1052 #ifdef WITH_BLSURFPLUGIN
1053 bool defaultInputFile = true;
1054 if (_blsurfHypo && _blsurfHypo->GetElementType() == BLSURFPlugin_Hypothesis::Triangles ) {
1055 Hexotic_In = _blsurfHypo->GetGMFFile().c_str();
1056 if ( !Hexotic_In.IsEmpty() &&
1057 SMESH_File( _blsurfHypo->GetGMFFile() ).exists() )
1059 MESSAGE("Use output file from blsurf as input file from hexotic: " << Hexotic_In);
1060 mgHexa.SetUseExecutable();
1061 defaultInputFile = false;
1064 if (defaultInputFile) {
1066 Hexotic_In = aTmpDir + "Hexotic"+getSuffix()+"_In.mesh";
1067 removeHexoticFiles(Hexotic_In, Hexotic_Out);
1068 splitQuads(aMesh); // quadrangles are no longer acceptable as input
1069 if ( mgHexa.IsExecutable() )
1072 cout << "Creating MG-Hexa input mesh file : " << Hexotic_In << std::endl;
1074 writeInput( &mgHexa, Hexotic_In.ToCString(), meshDS );
1075 #ifdef WITH_BLSURFPLUGIN
1078 removeFile( Hexotic_Out );
1082 Hexotic_SizeMap_Prefix = aTmpDir + "Hexotic_SizeMap" + getSuffix();
1083 std::vector<std::string> sizeMapFiles = writeSizeMapFile( &mgHexa, Hexotic_SizeMap_Prefix.ToCString() );
1085 std::string run_Hexotic = getHexoticCommand(aQuote + Hexotic_In + aQuote, aQuote + Hexotic_Out + aQuote, Hexotic_SizeMap_Prefix, mgHexa.IsExecutable() );
1086 run_Hexotic += std::string(" 1> ") + aQuote.ToCString() + aLogFileName.ToCString() + aQuote.ToCString(); // dump into file
1087 mgHexa.SetLogFile( aLogFileName.ToCString() );
1088 cout << "Creating MG-Hexa log file : " << aLogFileName << std::endl;
1091 cout << "MG-Hexa command : " << run_Hexotic << std::endl;
1093 if ( mgHexa.IsExecutable() )
1096 modeFile_In += Hexotic_In;
1097 system( modeFile_In.ToCString() );
1100 aSmdsToHexoticIdMap.clear();
1101 aHexoticIdToNodeMap.clear();
1103 MESSAGE("HexoticPlugin_Hexotic::Compute");
1107 Ok = mgHexa.Compute( run_Hexotic, errStr ); // run
1114 if ( mgHexa.IsExecutable() )
1117 modeFile_Out += Hexotic_Out;
1118 system( modeFile_Out.ToCString() );
1121 SMESH_MesherHelper aHelper( aMesh );
1123 Ok = readResult( &mgHexa, Hexotic_Out.ToCString(),
1125 &aHelper, _nbShape, tabShape, tabBox );
1127 std::string log = mgHexa.GetLog();
1130 hexahedraMessage = "success";
1132 removeFile(Hexotic_Out);
1133 removeFile(Hexotic_In);
1134 //removeFile(aLogFileName);
1135 for( size_t i=0; i<sizeMapFiles.size(); i++)
1137 removeFile( TCollection_AsciiString( sizeMapFiles[i].c_str() ) );
1143 hexahedraMessage = "failed";
1144 if ( mgHexa.IsExecutable() )
1145 cout << "Problem with MG-Hexa output file " << Hexotic_Out.ToCString() << std::endl;
1149 char msgLic[] = " Dlim ";
1150 std::string log = mgHexa.GetLog();
1151 const char* fileBeg = &log[0], *fileEnd = fileBeg + log.size();
1152 if ( std::search( fileBeg, fileEnd, msgLic, msgLic+strlen(msgLic)) != fileEnd )
1153 error("Licence problems.");
1155 if ( !errStr.empty() )
1158 cout << "Hexahedra meshing " << hexahedraMessage << std::endl;
1162 for (int i=0; i<_nbShape; i++)
1163 delete [] tabBox[i];
1169 if(_computeCanceled)
1170 return error(SMESH_Comment("interruption initiated by user"));
1175 //=============================================================================
1177 * \brief Computes mesh without geometry
1178 * \param aMesh - the mesh
1179 * \param aHelper - helper that must be used for adding elements to \aaMesh
1180 * \retval bool - is a success
1182 * The method is called if ( !aMesh->HasShapeToMesh() )
1184 //=============================================================================
1186 bool HexoticPlugin_Hexotic::Compute(SMESH_Mesh & aMesh, SMESH_MesherHelper* aHelper)
1188 _computeCanceled = false;
1190 SMESH_ComputeErrorPtr myError = SMESH_ComputeError::New();
1193 TCollection_AsciiString hexahedraMessage;
1194 TCollection_AsciiString aQuote("");
1198 SetParameters(_hypothesis);
1200 TCollection_AsciiString aTmpDir = _hexoticWorkingDirectory.c_str();//getTmpDir();
1201 TCollection_AsciiString Hexotic_In, Hexotic_Out, Hexotic_SizeMap_Prefix;
1202 TCollection_AsciiString modeFile_In( "chmod 666 " ), modeFile_Out( "chmod 666 " );
1203 TCollection_AsciiString aLogFileName = aTmpDir + "Hexotic"+getSuffix()+".log"; // log
1205 std::map <int,int> aSmdsToHexoticIdMap;
1206 std::map <int,const SMDS_MeshNode*> aHexoticIdToNodeMap;
1208 Hexotic_In = aTmpDir + "Hexotic"+getSuffix()+"_In.mesh";
1209 Hexotic_Out = aTmpDir + "Hexotic"+getSuffix()+"_Out.mesh";
1210 Hexotic_SizeMap_Prefix = aTmpDir + "Hexotic_SizeMap";
1212 MG_Hexotic_API mgHexa( _computeCanceled, _progress );
1214 std::vector<std::string> sizeMapFiles = writeSizeMapFile( &mgHexa, Hexotic_SizeMap_Prefix.ToCString() );
1216 std::string run_Hexotic = getHexoticCommand(aQuote + Hexotic_In + aQuote, aQuote + Hexotic_Out + aQuote, Hexotic_SizeMap_Prefix, mgHexa.IsExecutable());
1217 run_Hexotic += std::string(" 1> ") + aQuote.ToCString() + aLogFileName.ToCString() + aQuote.ToCString(); // dump into file
1218 mgHexa.SetLogFile( aLogFileName.ToCString() );
1219 cout << "Creating MG-Hexa log file : " << aLogFileName << std::endl;
1221 removeHexoticFiles(Hexotic_In, Hexotic_Out);
1223 splitQuads(aMesh); // quadrangles are no longer acceptable as input
1226 cout << "Creating MG-Hexa input mesh file : " << Hexotic_In << std::endl;
1227 writeInput( &mgHexa, Hexotic_In.ToCString(), aHelper->GetMeshDS() );
1228 if ( mgHexa.IsExecutable() )
1231 modeFile_In += Hexotic_In;
1232 system( modeFile_In.ToCString() );
1235 aSmdsToHexoticIdMap.clear();
1236 aHexoticIdToNodeMap.clear();
1238 MESSAGE("HexoticPlugin_Hexotic::Compute");
1241 cout << "MG-Hexa command : " << run_Hexotic << std::endl;
1244 Ok = mgHexa.Compute( run_Hexotic, errStr ); // run
1250 if ( mgHexa.IsExecutable() )
1252 modeFile_Out += Hexotic_Out;
1253 system( modeFile_Out.ToCString() );
1256 Ok = Ok && readResult( &mgHexa, Hexotic_Out.ToCString(), this, aHelper );
1258 std::string log = mgHexa.GetLog();
1261 hexahedraMessage = "success";
1265 hexahedraMessage = "failed";
1266 if ( mgHexa.IsExecutable() )
1267 cout << "Problem with MG-Hexa output file " << Hexotic_Out << std::endl;
1269 if ( log.find( " license " ) != std::string::npos ||
1270 log.find( " Dlim " ) != std::string::npos )
1271 error("License problems.");
1273 if ( !errStr.empty() )
1276 cout << "Hexahedra meshing " << hexahedraMessage << std::endl;
1279 if(_computeCanceled)
1280 return error(SMESH_Comment("interruption initiated by user"));
1281 removeFile(Hexotic_Out);
1282 removeFile(Hexotic_In);
1284 removeFile(aLogFileName);
1285 for( size_t i=0; i<sizeMapFiles.size(); i++)
1287 removeFile( TCollection_AsciiString(sizeMapFiles[i].c_str()) );
1292 //=============================================================================
1296 //=============================================================================
1298 bool HexoticPlugin_Hexotic::Evaluate(SMESH_Mesh& aMesh,
1299 const TopoDS_Shape& aShape,
1300 MapShapeNbElems& aResMap)
1302 std::vector<int> aResVec(SMDSEntity_Last);
1303 for(int i=SMDSEntity_Node; i<SMDSEntity_Last; i++) aResVec[i] = 0;
1304 SMESH_subMesh * sm = aMesh.GetSubMesh(aShape);
1305 aResMap.insert(std::make_pair(sm,aResVec));
1307 SMESH_ComputeErrorPtr& smError = sm->GetComputeError();
1308 smError.reset( new SMESH_ComputeError(COMPERR_ALGO_FAILED,"Evaluation is not implemented",this));
1313 void HexoticPlugin_Hexotic::CancelCompute()
1315 _computeCanceled = true;
1318 TCollection_AsciiString aTmpDir = _hexoticWorkingDirectory.c_str(); //getTmpDir();
1319 TCollection_AsciiString Hexotic_In = aTmpDir + "Hexotic_In.mesh";
1320 TCollection_AsciiString cmd = TCollection_AsciiString("ps ux | grep ") + Hexotic_In;
1321 cmd += TCollection_AsciiString(" | grep -v grep | awk '{print $2}' | xargs kill -9 > /dev/null 2>&1");
1322 system( cmd.ToCString() );