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() ));
147 std::list<const SMESHDS_Hypothesis *> appliedHyps;
148 aMesh.GetHypotheses( aShape, blsurfFilter, appliedHyps, false );
150 if ( appliedHyps.size() > 0 ) {
151 itl = appliedHyps.begin();
152 theHyp = (*itl); // use only the first hypothesis
153 std::string hypName = theHyp->GetName();
154 if (hypName == BLSURFPlugin_Hypothesis::GetHypType()) {
155 _blsurfHypo = static_cast<const BLSURFPlugin_Hypothesis*> (theHyp);
164 //=============================================================================
168 //=============================================================================
170 bool HexoticPlugin_Hexotic::CheckHypothesis( SMESH_Mesh& aMesh,
171 const TopoDS_Shape& aShape,
172 SMESH_Hypothesis::Hypothesis_Status& aStatus )
174 // MESSAGE("HexoticPlugin_Hexotic::CheckHypothesis");
177 std::list<const SMESHDS_Hypothesis*>::const_iterator itl;
178 const SMESHDS_Hypothesis* theHyp;
180 const std::list<const SMESHDS_Hypothesis*>& hyps = GetUsedHypothesis(aMesh, aShape, false);
181 int nbHyp = hyps.size();
183 aStatus = SMESH_Hypothesis::HYP_OK;
184 return true; // can work with no hypothesis
188 theHyp = (*itl); // use only the first hypothesis
190 std::string hypName = theHyp->GetName();
191 if (hypName == HexoticPlugin_Hypothesis::GetHypType() ) {
192 _hypothesis = static_cast<const HexoticPlugin_Hypothesis*> (theHyp);
194 aStatus = SMESH_Hypothesis::HYP_OK;
197 aStatus = SMESH_Hypothesis::HYP_INCOMPATIBLE;
199 #ifdef WITH_BLSURFPLUGIN
200 CheckBLSURFHypothesis(aMesh, aShape);
203 return aStatus == SMESH_Hypothesis::HYP_OK;
206 //=======================================================================
207 //function : findShape
209 //=======================================================================
211 static TopoDS_Shape findShape(SMDS_MeshNode** t_Node,
213 const TopoDS_Shape* t_Shape,
218 int iShape, nbNode = 8;
220 for ( int i=0; i<3; i++ ) {
222 for ( int j=0; j<nbNode; j++ ) {
223 if ( i == 0) pntCoor[i] += t_Node[j]->X();
224 if ( i == 1) pntCoor[i] += t_Node[j]->Y();
225 if ( i == 2) pntCoor[i] += t_Node[j]->Z();
227 pntCoor[i] /= nbNode;
229 gp_Pnt aPnt(pntCoor[0], pntCoor[1], pntCoor[2]);
231 if ( aShape.IsNull() ) aShape = t_Shape[0];
232 BRepClass3d_SolidClassifier SC (aShape, aPnt, Precision::Confusion());
233 if ( !(SC.State() == TopAbs_IN) ) {
235 for (iShape = 0; iShape < nShape && aShape.IsNull(); iShape++) {
236 if ( !( pntCoor[0] < t_Box[iShape][0] || t_Box[iShape][1] < pntCoor[0] ||
237 pntCoor[1] < t_Box[iShape][2] || t_Box[iShape][3] < pntCoor[1] ||
238 pntCoor[2] < t_Box[iShape][4] || t_Box[iShape][5] < pntCoor[2]) ) {
239 BRepClass3d_SolidClassifier SC (t_Shape[iShape], aPnt, Precision::Confusion());
240 if (SC.State() == TopAbs_IN)
241 aShape = t_Shape[iShape];
248 //=======================================================================
249 //function : getNbShape
251 //=======================================================================
253 static int getNbShape(MG_Hexotic_API* hexaOutput, int iMesh, GmfKwdCod what, int defaultValue=0)
255 int number = hexaOutput->GmfStatKwd( iMesh, what );
258 // std::string aLine;
259 // std::ifstream file(aFile.c_str());
260 // while ( !file.eof() ) {
261 // getline( file, aLine);
262 // if ( aLine == aString ) {
263 // getline( file, aLine);
264 // std::istringstream stringFlux( aLine );
265 // stringFlux >> number;
266 number = ( number + defaultValue + std::abs(number - defaultValue) ) / 2;
272 number = defaultValue;
278 //=======================================================================
279 //function : countShape
281 //=======================================================================
283 static int countShape( SMESH_Mesh* mesh, TopAbs_ShapeEnum shape )
285 if ( !mesh->HasShapeToMesh() )
287 TopExp_Explorer expShape ( mesh->GetShapeToMesh(), shape );
288 TopTools_MapOfShape mapShape;
290 for ( ; expShape.More(); expShape.Next() ) {
291 if (mapShape.Add(expShape.Current())) {
298 //=======================================================================
299 //function : getShape
301 //=======================================================================
303 template < class Mesh, class Shape, class Tab >
304 void getShape(Mesh* mesh, Shape shape, Tab *t_Shape)
306 TopExp_Explorer expShape ( mesh->ShapeToMesh(), shape );
307 TopTools_MapOfShape mapShape;
308 for ( int i=0; expShape.More(); expShape.Next() ) {
309 if (mapShape.Add(expShape.Current())) {
310 t_Shape[i] = expShape.Current();
317 //=======================================================================
318 //function : printWarning
320 //=======================================================================
322 static void printWarning(const int nbExpected, std::string aString, const int nbFound) {
324 cout << "WARNING : " << nbExpected << " " << aString << " expected, MG-Hexa has found " << nbFound << std::endl;
325 cout << "=======" << std::endl;
330 //=======================================================================
331 //function : removeHexoticFiles
333 //=======================================================================
335 static void removeHexoticFiles(TCollection_AsciiString file_In, TCollection_AsciiString file_Out) {
336 removeFile( file_In );
337 removeFile( file_Out );
340 //=======================================================================
341 //function : splitQuads
342 //purpose : splits all quadrangles into triangles
343 //=======================================================================
345 static void splitQuads(SMESH_Mesh& aMesh)
347 SMESH_MeshEditor spliter( &aMesh );
349 TIDSortedElemSet elems;
350 SMDS_ElemIteratorPtr eIt = aMesh.GetMeshDS()->elementsIterator();
352 elems.insert( elems.end(), eIt->next() );
354 spliter.QuadToTri ( elems, /*the13Diag=*/true);
357 //=======================================================================
358 //function : writeInput
359 //purpose : pass a mesh to input of MG-Hexa
360 //=======================================================================
362 static void writeInput(MG_Hexotic_API* theHexaInput,
364 const SMESHDS_Mesh* theMeshDS)
366 int meshID = theHexaInput->GmfOpenMesh( theFile, GmfWrite, GMFVERSION, GMFDIMENSION);
369 int iN = 0, nbNodes = theMeshDS->NbNodes();
370 theHexaInput->GmfSetKwd( meshID, GmfVertices, nbNodes );
371 std::map< const SMDS_MeshNode*, int, TIDCompare > node2IdMap;
372 SMDS_NodeIteratorPtr nodeIt = theMeshDS->nodesIterator();
374 while ( nodeIt->more() )
376 n.Set( nodeIt->next() );
377 theHexaInput->GmfSetLin( meshID, GmfVertices, n.X(), n.Y(), n.Z(), n._node->getshapeId() );
378 node2IdMap.insert( node2IdMap.end(), std::make_pair( n._node, ++iN ));
382 SMDS_ElemIteratorPtr elemIt = theMeshDS->elementsIterator( SMDSAbs_Edge );
383 if ( elemIt->more() )
385 int nbEdges = theMeshDS->GetMeshInfo().NbElements( SMDSAbs_Edge );
386 theHexaInput->GmfSetKwd(meshID, GmfEdges, nbEdges );
387 for ( int gmfID = 1; elemIt->more(); ++gmfID )
389 const SMDS_MeshElement* edge = elemIt->next();
390 theHexaInput->GmfSetLin(meshID, GmfEdges,
391 node2IdMap[ edge->GetNode( 0 )],
392 node2IdMap[ edge->GetNode( 1 )],
393 edge->getshapeId() );
398 elemIt = theMeshDS->elementGeomIterator( SMDSGeom_TRIANGLE );
399 if ( elemIt->more() )
401 int nbTria = theMeshDS->GetMeshInfo().NbElements( SMDSGeom_TRIANGLE );
402 theHexaInput->GmfSetKwd(meshID, GmfTriangles, nbTria );
403 for ( int gmfID = 1; elemIt->more(); ++gmfID )
405 const SMDS_MeshElement* tria = elemIt->next();
406 theHexaInput->GmfSetLin(meshID, GmfTriangles,
407 node2IdMap[ tria->GetNode( 0 )],
408 node2IdMap[ tria->GetNode( 1 )],
409 node2IdMap[ tria->GetNode( 2 )],
410 tria->getshapeId() );
413 theHexaInput->GmfCloseMesh( meshID );
416 //=======================================================================
417 //function : readResult
418 //purpose : Read GMF file in case of a mesh with geometry
419 //=======================================================================
421 static bool readResult(MG_Hexotic_API* theHexaOutput,
423 HexoticPlugin_Hexotic*theAlgo,
424 SMESH_MesherHelper* theHelper,
425 const int nbShape = 0,
426 const TopoDS_Shape* tabShape = 0,
429 SMESH_Mesh* theMesh = theHelper->GetMesh();
430 SMESHDS_Mesh* theMeshDS = theHelper->GetMeshDS();
432 // ---------------------------------
433 // Read generated elements and nodes
434 // ---------------------------------
437 TopoDS_Vertex aVertex;
439 int shapeID, hexoticShapeID;
440 const int IdShapeRef = 2;
442 double epsilon = Precision::Confusion();
443 std::map <std::string,int> mapField;
444 SMDS_MeshNode** HexoticNode;
445 TopoDS_Shape *tabCorner;
447 const int nbDomains = countShape( theMesh, TopAbs_SHELL );
448 const int holeID = -1;
452 tabID = new int[nbDomains];
454 for (int i=0; i<nbDomains; i++)
456 if ( nbDomains == 1 )
457 tabID[0] = theMeshDS->ShapeToIndex( tabShape[0] );
465 SMDS_ElemIteratorPtr eIt = theMeshDS->elementsIterator();
467 theMeshDS->RemoveFreeElement( eIt->next(), /*sm=*/0 );
468 SMDS_NodeIteratorPtr nIt = theMeshDS->nodesIterator();
469 while ( nIt->more() )
470 theMeshDS->RemoveFreeNode( nIt->next(), /*sm=*/0 );
472 theHelper->SetElementsOnShape( false );
475 int meshID = theHexaOutput->GmfOpenMesh( theFile, GmfRead, &ver, &dim );
477 int nbVertices = getNbShape(theHexaOutput, meshID, GmfVertices );
478 int nbCorners = getNbShape(theHexaOutput, meshID, GmfCorners, countShape( theMesh, TopAbs_VERTEX ));
479 if ( nbVertices == 0 )
482 tabCorner = new TopoDS_Shape[ nbCorners ];
483 HexoticNode = new SMDS_MeshNode*[ nbVertices + 1 ];
486 getShape(theMeshDS, TopAbs_VERTEX, tabCorner);
488 int nbNodes = theHexaOutput->GmfStatKwd( meshID, GmfVertices );
491 theHexaOutput->GmfGotoKwd( meshID, GmfVertices );
493 for ( int aHexoticID = 1; aHexoticID <= nbNodes; ++aHexoticID )
495 if ( theAlgo->computeCanceled() )
497 theHexaOutput->GmfGetLin( meshID, GmfVertices, &x, &y, &z, &shapeID );
498 HexoticNode[ aHexoticID ] = theHelper->AddNode( x,y,z );
503 SMDS_MeshNode* node[8];
504 SMDS_MeshElement * aHexoticElement;
506 nbCorners = theHexaOutput->GmfStatKwd( meshID, GmfCorners );
507 if ( nbCorners > 0 && nbDomains > 0 )
509 theHexaOutput->GmfGotoKwd( meshID, GmfCorners );
510 for ( int iElem = 0; iElem < nbCorners; iElem++ )
512 if ( theAlgo->computeCanceled() )
514 theHexaOutput->GmfGetLin( meshID, GmfCorners, &nodeID[0] );
515 node[0] = HexoticNode[ nodeID[0] ];
516 gp_Pnt HexoticPnt ( node[0]->X(), node[0]->Y(), node[0]->Z() );
517 for ( int i = 0; i < nbCorners; i++ )
519 aVertex = TopoDS::Vertex( tabCorner[i] );
520 gp_Pnt aPnt = BRep_Tool::Pnt( aVertex );
521 if ( aPnt.Distance( HexoticPnt ) < epsilon )
523 theMeshDS->SetNodeOnVertex( node[0], aVertex );
530 int nbEdges = theHexaOutput->GmfStatKwd( meshID, GmfEdges );
533 theHexaOutput->GmfGotoKwd( meshID, GmfEdges );
534 for ( int iElem = 0; iElem < nbEdges; iElem++ )
536 if ( theAlgo->computeCanceled() )
538 theHexaOutput->GmfGetLin( meshID, GmfEdges, &nodeID[0], &nodeID[1], &shapeID );
539 for ( int i = 0; i < 2; ++i )
541 node[i] = HexoticNode[ nodeID[i]];
542 if ( shapeID > 0 && node[i]->getshapeId() < 1 )
543 theMeshDS->SetNodeOnEdge( node[i], shapeID );
545 aHexoticElement = theHelper->AddEdge( node[0], node[1] );
546 if ( shapeID > 0 && aHexoticElement->getshapeId() < 1 )
547 theMeshDS->SetMeshElementOnShape( aHexoticElement, shapeID );
551 int nbQuad = theHexaOutput->GmfStatKwd( meshID, GmfQuadrilaterals );
554 theHexaOutput->GmfGotoKwd( meshID, GmfQuadrilaterals );
555 for ( int iElem = 0; iElem < nbQuad; iElem++ )
557 if ( theAlgo->computeCanceled() )
559 theHexaOutput->GmfGetLin( meshID, GmfQuadrilaterals,
560 &nodeID[0], &nodeID[1], &nodeID[2], &nodeID[3], &shapeID );
561 for ( int i = 0; i < 4; ++i )
563 node[i] = HexoticNode[ nodeID[i]];
564 if ( shapeID > 0 && node[i]->getshapeId() < 1 )
565 theMeshDS->SetNodeOnFace( node[i], shapeID );
567 aHexoticElement = theHelper->AddFace( node[0], node[1], node[2], node[3] );
568 if ( shapeID > 0 && aHexoticElement->getshapeId() < 1 )
569 theMeshDS->SetMeshElementOnShape( aHexoticElement, shapeID );
573 int nbHexa = theHexaOutput->GmfStatKwd( meshID, GmfHexahedra );
576 theHexaOutput->GmfGotoKwd( meshID, GmfHexahedra );
577 for ( int iElem = 0; iElem < nbHexa; iElem++ )
579 if ( theAlgo->computeCanceled() )
581 theHexaOutput->GmfGetLin( meshID, GmfHexahedra,
582 &nodeID[0], &nodeID[1], &nodeID[2], &nodeID[3],
583 &nodeID[4], &nodeID[5], &nodeID[6], &nodeID[7],
585 for ( int i = 0; i < 8; ++i )
587 node[i] = HexoticNode[ nodeID[i]];
589 if ( nbDomains > 1 ) {
590 hexoticShapeID = shapeID - IdShapeRef;
591 if ( tabID[ hexoticShapeID ] == 0 ) {
592 aShape = findShape(node, aShape, tabShape, tabBox, nbShape);
593 shapeID = aShape.IsNull() ? holeID : theMeshDS->ShapeToIndex( aShape );
594 tabID[ hexoticShapeID ] = shapeID;
597 shapeID = tabID[ hexoticShapeID ];
599 if ( iElem == ( nbHexa - 1) ) {
600 int shapeAssociated = 0;
601 for ( int i=0; i<nbDomains; i++ ) {
603 shapeAssociated += 1;
605 if ( shapeAssociated != nbShape )
606 printWarning(nbShape, "domains", shapeAssociated);
613 if ( shapeID != holeID )
615 for ( int i = 0; i < 8; ++i )
617 if ( node[i]->NbInverseElements( SMDSAbs_Face ) == 0 )
618 theMeshDS->SetNodeInVolume( node[i], shapeID );
620 aHexoticElement = theHelper->AddVolume( node[0], node[3], node[2], node[1],
621 node[4], node[7], node[6], node[5]);
622 if ( aHexoticElement->getshapeId() < 1 )
623 theMeshDS->SetMeshElementOnShape( aHexoticElement, shapeID );
629 // remove nodes in holes
632 SMESHDS_SubMesh* subMesh = 0;
633 for ( int i = 1; i <= nbNodes; ++i )
634 if ( HexoticNode[i]->NbInverseElements() == 0 )
636 theMeshDS->RemoveFreeNode( HexoticNode[i], subMesh, /*fromGroups=*/false );
641 delete [] HexoticNode;
645 //=============================================================================
647 * Pass parameters to MG-Hexa
649 //=============================================================================
651 void HexoticPlugin_Hexotic::SetParameters(const HexoticPlugin_Hypothesis* hyp) {
653 MESSAGE("HexoticPlugin_Hexotic::SetParameters");
655 _hexesMinLevel = hyp->GetHexesMinLevel();
656 _hexesMaxLevel = hyp->GetHexesMaxLevel();
657 _hexesMinSize = hyp->GetMinSize();
658 _hexesMaxSize = hyp->GetMaxSize();
659 _hexoticIgnoreRidges = hyp->GetHexoticIgnoreRidges();
660 _hexoticInvalidElements = hyp->GetHexoticInvalidElements();
661 _hexoticSharpAngleThreshold = hyp->GetHexoticSharpAngleThreshold();
662 _hexoticNbProc = hyp->GetHexoticNbProc();
663 _hexoticWorkingDirectory = hyp->GetHexoticWorkingDirectory();
664 _hexoticVerbosity = hyp->GetHexoticVerbosity();
665 _hexoticMaxMemory = hyp->GetHexoticMaxMemory();
666 _hexoticSdMode = hyp->GetHexoticSdMode();
667 _textOptions = hyp->GetAdvancedOption();
668 _sizeMaps = hyp->GetSizeMaps();
669 _nbLayers = hyp->GetNbLayers();
670 _firstLayerSize = hyp->GetFirstLayerSize();
671 _direction = hyp->GetDirection();
672 _growth = hyp->GetGrowth();
673 _facesWithLayers = hyp->GetFacesWithLayers();
674 _imprintedFaces = hyp->GetImprintedFaces();
678 cout << "WARNING : The MG-Hexa default parameters are taken into account" << std::endl;
679 cout << "=======" << std::endl;
680 _hexesMinLevel = hyp->GetDefaultHexesMinLevel();
681 _hexesMaxLevel = hyp->GetDefaultHexesMaxLevel();
682 _hexesMinSize = hyp->GetDefaultMinSize();
683 _hexesMaxSize = hyp->GetDefaultMaxSize();
684 _hexoticIgnoreRidges = hyp->GetDefaultHexoticIgnoreRidges();
685 _hexoticInvalidElements = hyp->GetDefaultHexoticInvalidElements();
686 _hexoticSharpAngleThreshold = hyp->GetDefaultHexoticSharpAngleThreshold();
687 _hexoticNbProc = hyp->GetDefaultHexoticNbProc();
688 _hexoticWorkingDirectory = hyp->GetDefaultHexoticWorkingDirectory();
689 _hexoticVerbosity = hyp->GetDefaultHexoticVerbosity();
690 _hexoticMaxMemory = hyp->GetDefaultHexoticMaxMemory();
691 _hexoticSdMode = hyp->GetDefaultHexoticSdMode();
692 _textOptions = hyp->GetDefaultTextOptions();
693 _sizeMaps = hyp->GetDefaultHexoticSizeMaps();
694 _nbLayers = hyp->GetDefaultNbLayers();
695 _firstLayerSize = hyp->GetDefaultFirstLayerSize();
696 _direction = hyp->GetDefaultDirection();
697 _growth = hyp->GetDefaultGrowth();
698 _facesWithLayers = hyp->GetDefaultFacesWithLayers();
699 _imprintedFaces = hyp->GetDefaultImprintedFaces();
703 //=======================================================================
704 //function : getSuffix
705 //purpose : Returns a suffix that will be unique for the current process
706 //=======================================================================
708 static TCollection_AsciiString getSuffix()
710 TCollection_AsciiString aSuffix = "";
713 aSuffix += getenv("USER");
715 std::string uname = std::string(getenv("USERNAME"));
716 replace(uname.begin(), uname.end(), ' ', '_');
717 aSuffix += uname.c_str();
720 aSuffix += Kernel_Utils::GetHostname().c_str();
725 aSuffix += _getpid();
731 //================================================================================
733 * \brief Returns a command to run MG-Hexa mesher
735 //================================================================================
737 std::string HexoticPlugin_Hexotic::getHexoticCommand(const TCollection_AsciiString& Hexotic_In,
738 const TCollection_AsciiString& Hexotic_Out,
739 const TCollection_AsciiString& Hexotic_SizeMap_Prefix,
740 const bool forExecutable) const
743 cout << "MG-Hexa execution..." << std::endl;
744 cout << _name << " parameters :" << std::endl;
745 cout << " " << _name << " Verbosity = " << _hexoticVerbosity << std::endl;
746 cout << " " << _name << " Max Memory = " << _hexoticMaxMemory << std::endl;
747 cout << " " << _name << " Segments Min Level = " << _hexesMinLevel << std::endl;
748 cout << " " << _name << " Segments Max Level = " << _hexesMaxLevel << std::endl;
749 cout << " " << _name << " Segments Min Size = " << _hexesMinSize << std::endl;
750 cout << " " << _name << " Segments Max Size = " << _hexesMaxSize << std::endl;
751 cout << " " << "MG-Hexa can ignore ridges : " << (_hexoticIgnoreRidges ? "yes":"no") << std::endl;
752 cout << " " << "MG-Hexa authorize invalide elements : " << ( _hexoticInvalidElements ? "yes":"no") << std::endl;
753 cout << " " << _name << " Sharp angle threshold = " << _hexoticSharpAngleThreshold << " degrees" << std::endl;
754 cout << " " << _name << " Number of threads = " << _hexoticNbProc << std::endl;
755 cout << " " << _name << " Working directory = \"" << _hexoticWorkingDirectory << "\"" << std::endl;
756 cout << " " << _name << " Sub. Dom mode = " << _hexoticSdMode << std::endl;
757 cout << " " << _name << " Text options = \"" << _textOptions << "\"" << std::endl;
758 cout << " " << _name << " Number of layers = " << _nbLayers << std::endl;
759 cout << " " << _name << " Size of the first layer = " << _firstLayerSize << std::endl;
760 cout << " " << _name << " Direction of the layers = " << ( _direction ? "Inward" : "Outward" ) << std::endl;
761 cout << " " << _name << " Growth = " << _growth << std::endl;
762 if (!_facesWithLayers.empty()) {
763 cout << " " << _name << " Faces with layers = ";
764 for (size_t i = 0; i < _facesWithLayers.size(); i++)
766 cout << _facesWithLayers.at(i);
767 if ((i + 1) != _facesWithLayers.size())
772 if (!_imprintedFaces.empty()) {
773 cout << " " << _name << " Imprinted faces = ";
774 for (size_t i = 0; i < _imprintedFaces.size(); i++)
776 cout << _imprintedFaces.at(i);
777 if ((i + 1) != _imprintedFaces.size())
783 TCollection_AsciiString run_Hexotic("mg-hexa.exe");
785 TCollection_AsciiString minl = " --min_level ", maxl = " --max_level ", angle = " --ridge_angle ";
786 TCollection_AsciiString mins = " --min_size ", maxs = " --max_size ";
787 TCollection_AsciiString in = " --in ", out = " --out ";
788 TCollection_AsciiString sizeMap = " --read_sizemap ";
789 TCollection_AsciiString ignoreRidges = " --compute_ridges no ", invalideElements = " --allow_invalid_elements yes ";
790 TCollection_AsciiString subdom = " --components ";
792 TCollection_AsciiString proc = " --max_number_of_threads ";
794 TCollection_AsciiString verb = " --verbose ";
795 TCollection_AsciiString maxmem = " --max_memory ";
797 TCollection_AsciiString comNbLayers = " --number_of_boundary_layers ";
798 TCollection_AsciiString comFirstLayerSize = " --height_of_the_first_layer ";
799 TCollection_AsciiString comDirection = " --boundary_layers_subdomain_direction ";
800 TCollection_AsciiString comGrowth = " --boundary_layers_geometric_progression ";
801 TCollection_AsciiString comFacesWithLayers = " --boundary_layers_surface_ids ";
802 TCollection_AsciiString comImptintedFaces = " --imprinted_surface_ids ";
804 TCollection_AsciiString minLevel, maxLevel, minSize, maxSize, sharpAngle, mode, nbproc, verbosity, maxMemory,
805 textOptions, nbLayers, firstLayerSize, direction, growth, facesWithLayers, imprintedFaces;
806 minLevel = _hexesMinLevel;
807 maxLevel = _hexesMaxLevel;
808 minSize = _hexesMinSize;
809 maxSize = _hexesMaxSize;
810 sharpAngle = _hexoticSharpAngleThreshold;
811 // Mode translation for mg-tetra 1.1
812 switch ( _hexoticSdMode )
815 mode = "outside_skin_only";
818 mode = "outside_components";
824 mode = "all --manifold_geometry no";
827 nbproc = _hexoticNbProc;
828 verbosity = _hexoticVerbosity;
829 maxMemory = _hexoticMaxMemory;
830 textOptions = (" " + _textOptions + " ").c_str();
831 nbLayers = _nbLayers;
832 firstLayerSize = _firstLayerSize;
833 direction = _direction ? "1" : "-1";
835 for (size_t i = 0; i < _facesWithLayers.size(); i++)
837 facesWithLayers += _facesWithLayers[i];
838 if ((i + 1) != _facesWithLayers.size())
839 facesWithLayers += ",";
841 for (size_t i = 0; i < _imprintedFaces.size(); i++)
843 imprintedFaces += _imprintedFaces[i];
844 if ((i + 1) != _imprintedFaces.size())
845 imprintedFaces += ",";
848 if (_hexoticIgnoreRidges)
849 run_Hexotic += ignoreRidges;
851 if (_hexoticInvalidElements)
852 run_Hexotic += invalideElements;
854 if (_hexesMinSize > 0)
855 run_Hexotic += mins + minSize;
857 if (_hexesMaxSize > 0)
858 run_Hexotic += maxs + maxSize;
860 if (_hexesMinLevel > 0)
861 run_Hexotic += minl + minLevel;
863 if (_hexesMaxLevel > 0)
864 run_Hexotic += maxl + maxLevel;
866 if (_hexoticSharpAngleThreshold > 0)
867 run_Hexotic += angle + sharpAngle;
869 if (_sizeMaps.begin() != _sizeMaps.end() && forExecutable )
870 run_Hexotic += sizeMap + Hexotic_SizeMap_Prefix;
873 _firstLayerSize > 0 &&
875 !_facesWithLayers.empty())
877 run_Hexotic += comNbLayers + nbLayers;
878 run_Hexotic += comFirstLayerSize + firstLayerSize;
879 run_Hexotic += comDirection + direction;
880 run_Hexotic += comGrowth + growth;
881 run_Hexotic += comFacesWithLayers + facesWithLayers;
882 if (!_imprintedFaces.empty())
883 run_Hexotic += comImptintedFaces + imprintedFaces;
886 run_Hexotic += in + Hexotic_In + out + Hexotic_Out;
887 run_Hexotic += subdom + mode;
889 run_Hexotic += proc + nbproc;
891 run_Hexotic += verb + verbosity;
892 run_Hexotic += maxmem + maxMemory;
894 if (!_textOptions.empty())
895 run_Hexotic += textOptions;
897 return run_Hexotic.ToCString();
900 // TODO : this is a duplication of some code found in BLSURFPlugin_BLSURF find a proper
902 TopoDS_Shape HexoticPlugin_Hexotic::entryToShape(std::string entry)
904 MESSAGE("HexoticPlugin_Hexotic::entryToShape "<<entry );
905 if ( myStudy->_is_nil() )
906 throw SALOME_Exception("MG-Hexa plugin can't work w/o publishing in the study");
907 GEOM::GEOM_Object_var aGeomObj;
908 TopoDS_Shape S = TopoDS_Shape();
909 SALOMEDS::SObject_var aSObj = myStudy->FindObjectID( entry.c_str() );
910 if (!aSObj->_is_nil()) {
911 CORBA::Object_var obj = aSObj->GetObject();
912 aGeomObj = GEOM::GEOM_Object::_narrow(obj);
915 if ( !aGeomObj->_is_nil() )
916 S = smeshGen_i->GeomObjectToShape( aGeomObj.in() );
920 //================================================================================
922 * \brief Produces a .mesh file with the size maps informations to give to Hexotic
924 //================================================================================
925 std::vector<std::string> HexoticPlugin_Hexotic::writeSizeMapFile( MG_Hexotic_API* mgInput,
926 std::string sizeMapPrefix )
928 HexoticPlugin_Hypothesis::THexoticSizeMaps::iterator it;
930 std::vector<ControlPnt> points;
931 // Iterate on the size maps
932 for (it=_sizeMaps.begin(); it!=_sizeMaps.end(); it++)
934 // Step 1 : Get the GEOM object entry and the size
935 // from the _sizeMaps infos
936 std::string anEntry = it->first;
937 double aLocalSize = it->second;
938 TopoDS_Shape aShape = entryToShape( anEntry );
940 // Step 2 : Create the points
941 createControlPoints( aShape, aLocalSize, points );
944 // Write the .mesh size map file
946 std::string myVerticesFile = sizeMapPrefix + ".mesh";
947 std::string mySolFile = sizeMapPrefix + ".sol";
951 mgInput->GmfOpenMesh( myVerticesFile.c_str(), GmfWrite, GMFVERSION, GMFDIMENSION );
953 mgInput->GmfOpenMesh( mySolFile.c_str(), GmfWrite, GMFVERSION, GMFDIMENSION );
955 int pointsNumber = points.size();
958 mgInput->GmfSetKwd( verticesFileID, GmfVertices, pointsNumber );
959 // SolAtVertices Keyword
960 int TypTab[] = {GmfSca};
961 mgInput->GmfSetKwd(solFileID, GmfSolAtVertices, pointsNumber, 1, TypTab);
963 // Read the control points information from the vector and write it into the files
965 std::vector<ControlPnt>::const_iterator points_it;
966 for (points_it = points.begin(); points_it != points.end(); points_it++ )
968 mgInput->GmfSetLin( verticesFileID, GmfVertices, points_it->X(), points_it->Y(), points_it->Z(), 0 );
969 ValTab[0] = points_it->Size();
970 mgInput->GmfSetLin( solFileID, GmfSolAtVertices, ValTab);
974 mgInput->GmfCloseMesh( verticesFileID );
975 mgInput->GmfCloseMesh( solFileID );
977 std::vector<std::string> fileNames(2);
978 fileNames[0] = myVerticesFile;
979 fileNames[1] = mySolFile;
984 //=============================================================================
986 * Here we are going to use the MG-Hexa mesher
988 //=============================================================================
990 bool HexoticPlugin_Hexotic::Compute(SMESH_Mesh& aMesh,
991 const TopoDS_Shape& aShape)
993 _computeCanceled = false;
995 SMESHDS_Mesh* meshDS = aMesh.GetMeshDS();
996 TCollection_AsciiString hexahedraMessage;
998 _nbShape = countShape( &aMesh, TopAbs_SOLID ); // we count the number of shapes
1001 // create bounding box for each shape of the compound
1004 TopoDS_Shape *tabShape;
1007 tabShape = new TopoDS_Shape[_nbShape];
1008 tabBox = new double*[_nbShape];
1009 for (int i=0; i<_nbShape; i++)
1010 tabBox[i] = new double[6];
1011 double Xmin, Ymin, Zmin, Xmax, Ymax, Zmax;
1013 TopExp_Explorer expBox (meshDS->ShapeToMesh(), TopAbs_SOLID);
1014 for (; expBox.More(); expBox.Next()) {
1015 tabShape[iShape] = expBox.Current();
1016 Bnd_Box BoundingBox;
1017 BRepBndLib::Add(expBox.Current(), BoundingBox);
1018 BoundingBox.Get(Xmin, Ymin, Zmin, Xmax, Ymax, Zmax);
1019 tabBox[iShape][0] = Xmin; tabBox[iShape][1] = Xmax;
1020 tabBox[iShape][2] = Ymin; tabBox[iShape][3] = Ymax;
1021 tabBox[iShape][4] = Zmin; tabBox[iShape][5] = Zmax;
1025 SetParameters(_hypothesis);
1027 TCollection_AsciiString aTmpDir = _hexoticWorkingDirectory.c_str();
1028 TCollection_AsciiString aQuote("");
1031 if ( aTmpDir.Value(aTmpDir.Length()) != '\\' ) aTmpDir += '\\';
1033 if ( aTmpDir.Value(aTmpDir.Length()) != '/' ) aTmpDir += '/';
1035 TCollection_AsciiString Hexotic_In(""), Hexotic_Out, Hexotic_SizeMap_Prefix;
1036 TCollection_AsciiString modeFile_In( "chmod 666 " ), modeFile_Out( "chmod 666 " );
1037 TCollection_AsciiString aLogFileName = aTmpDir + "Hexotic"+getSuffix()+".log"; // log
1039 std::map <int,int> aSmdsToHexoticIdMap;
1040 std::map <int,const SMDS_MeshNode*> aHexoticIdToNodeMap;
1042 MG_Hexotic_API mgHexa( _computeCanceled, _progress );
1044 Hexotic_Out = aTmpDir + "Hexotic"+getSuffix()+"_Out.mesh";
1045 #ifdef WITH_BLSURFPLUGIN
1046 bool defaultInputFile = true;
1047 if (_blsurfHypo && !_blsurfHypo->GetQuadAllowed()) {
1048 Hexotic_In = _blsurfHypo->GetGMFFile().c_str();
1049 if ( !Hexotic_In.IsEmpty() &&
1050 SMESH_File( _blsurfHypo->GetGMFFile() ).exists() )
1052 mgHexa.SetUseExecutable();
1053 defaultInputFile = false;
1056 if (defaultInputFile) {
1058 Hexotic_In = aTmpDir + "Hexotic"+getSuffix()+"_In.mesh";
1059 removeHexoticFiles(Hexotic_In, Hexotic_Out);
1060 splitQuads(aMesh); // quadrangles are no longer acceptable as input
1061 if ( mgHexa.IsExecutable() )
1064 cout << "Creating MG-Hexa input mesh file : " << Hexotic_In << std::endl;
1066 writeInput( &mgHexa, Hexotic_In.ToCString(), meshDS );
1067 #ifdef WITH_BLSURFPLUGIN
1070 removeFile( Hexotic_Out );
1074 Hexotic_SizeMap_Prefix = aTmpDir + "Hexotic_SizeMap" + getSuffix();
1075 std::vector<std::string> sizeMapFiles = writeSizeMapFile( &mgHexa, Hexotic_SizeMap_Prefix.ToCString() );
1077 std::string run_Hexotic = getHexoticCommand(aQuote + Hexotic_In + aQuote, aQuote + Hexotic_Out + aQuote, Hexotic_SizeMap_Prefix, mgHexa.IsExecutable() );
1078 run_Hexotic += std::string(" 1> ") + aQuote.ToCString() + aLogFileName.ToCString() + aQuote.ToCString(); // dump into file
1079 mgHexa.SetLogFile( aLogFileName.ToCString() );
1080 cout << "Creating MG-Hexa log file : " << aLogFileName << std::endl;
1083 cout << "MG-Hexa command : " << run_Hexotic << std::endl;
1085 if ( mgHexa.IsExecutable() )
1088 modeFile_In += Hexotic_In;
1089 system( modeFile_In.ToCString() );
1092 aSmdsToHexoticIdMap.clear();
1093 aHexoticIdToNodeMap.clear();
1095 MESSAGE("HexoticPlugin_Hexotic::Compute");
1099 Ok = mgHexa.Compute( run_Hexotic, errStr ); // run
1106 if ( mgHexa.IsExecutable() )
1109 modeFile_Out += Hexotic_Out;
1110 system( modeFile_Out.ToCString() );
1113 SMESH_MesherHelper aHelper( aMesh );
1115 Ok = readResult( &mgHexa, Hexotic_Out.ToCString(),
1117 &aHelper, _nbShape, tabShape, tabBox );
1119 std::string log = mgHexa.GetLog();
1122 hexahedraMessage = "success";
1124 removeFile(Hexotic_Out);
1125 removeFile(Hexotic_In);
1126 //removeFile(aLogFileName);
1127 for( size_t i=0; i<sizeMapFiles.size(); i++)
1129 removeFile( TCollection_AsciiString( sizeMapFiles[i].c_str() ) );
1135 hexahedraMessage = "failed";
1136 if ( mgHexa.IsExecutable() )
1137 cout << "Problem with MG-Hexa output file " << Hexotic_Out.ToCString() << std::endl;
1141 char msgLic[] = " Dlim ";
1142 std::string log = mgHexa.GetLog();
1143 const char* fileBeg = &log[0], *fileEnd = fileBeg + log.size();
1144 if ( std::search( fileBeg, fileEnd, msgLic, msgLic+strlen(msgLic)) != fileEnd )
1145 error("Licence problems.");
1147 if ( !errStr.empty() )
1150 cout << "Hexahedra meshing " << hexahedraMessage << std::endl;
1154 for (int i=0; i<_nbShape; i++)
1155 delete [] tabBox[i];
1161 if(_computeCanceled)
1162 return error(SMESH_Comment("interruption initiated by user"));
1167 //=============================================================================
1169 * \brief Computes mesh without geometry
1170 * \param aMesh - the mesh
1171 * \param aHelper - helper that must be used for adding elements to \aaMesh
1172 * \retval bool - is a success
1174 * The method is called if ( !aMesh->HasShapeToMesh() )
1176 //=============================================================================
1178 bool HexoticPlugin_Hexotic::Compute(SMESH_Mesh & aMesh, SMESH_MesherHelper* aHelper)
1180 _computeCanceled = false;
1182 SMESH_ComputeErrorPtr myError = SMESH_ComputeError::New();
1185 TCollection_AsciiString hexahedraMessage;
1186 TCollection_AsciiString aQuote("");
1190 SetParameters(_hypothesis);
1192 TCollection_AsciiString aTmpDir = _hexoticWorkingDirectory.c_str();//getTmpDir();
1193 TCollection_AsciiString Hexotic_In, Hexotic_Out, Hexotic_SizeMap_Prefix;
1194 TCollection_AsciiString modeFile_In( "chmod 666 " ), modeFile_Out( "chmod 666 " );
1195 TCollection_AsciiString aLogFileName = aTmpDir + "Hexotic"+getSuffix()+".log"; // log
1197 std::map <int,int> aSmdsToHexoticIdMap;
1198 std::map <int,const SMDS_MeshNode*> aHexoticIdToNodeMap;
1200 Hexotic_In = aTmpDir + "Hexotic"+getSuffix()+"_In.mesh";
1201 Hexotic_Out = aTmpDir + "Hexotic"+getSuffix()+"_Out.mesh";
1202 Hexotic_SizeMap_Prefix = aTmpDir + "Hexotic_SizeMap";
1204 MG_Hexotic_API mgHexa( _computeCanceled, _progress );
1206 std::vector<std::string> sizeMapFiles = writeSizeMapFile( &mgHexa, Hexotic_SizeMap_Prefix.ToCString() );
1208 std::string run_Hexotic = getHexoticCommand(aQuote + Hexotic_In + aQuote, aQuote + Hexotic_Out + aQuote, Hexotic_SizeMap_Prefix, mgHexa.IsExecutable());
1209 run_Hexotic += std::string(" 1> ") + aQuote.ToCString() + aLogFileName.ToCString() + aQuote.ToCString(); // dump into file
1210 mgHexa.SetLogFile( aLogFileName.ToCString() );
1211 cout << "Creating MG-Hexa log file : " << aLogFileName << std::endl;
1213 removeHexoticFiles(Hexotic_In, Hexotic_Out);
1215 splitQuads(aMesh); // quadrangles are no longer acceptable as input
1218 cout << "Creating MG-Hexa input mesh file : " << Hexotic_In << std::endl;
1219 writeInput( &mgHexa, Hexotic_In.ToCString(), aHelper->GetMeshDS() );
1220 if ( mgHexa.IsExecutable() )
1223 modeFile_In += Hexotic_In;
1224 system( modeFile_In.ToCString() );
1227 aSmdsToHexoticIdMap.clear();
1228 aHexoticIdToNodeMap.clear();
1230 MESSAGE("HexoticPlugin_Hexotic::Compute");
1233 cout << "MG-Hexa command : " << run_Hexotic << std::endl;
1236 Ok = mgHexa.Compute( run_Hexotic, errStr ); // run
1242 if ( mgHexa.IsExecutable() )
1244 modeFile_Out += Hexotic_Out;
1245 system( modeFile_Out.ToCString() );
1248 Ok = Ok && readResult( &mgHexa, Hexotic_Out.ToCString(), this, aHelper );
1250 std::string log = mgHexa.GetLog();
1253 hexahedraMessage = "success";
1257 hexahedraMessage = "failed";
1258 if ( mgHexa.IsExecutable() )
1259 cout << "Problem with MG-Hexa output file " << Hexotic_Out << std::endl;
1261 if ( log.find( " license " ) != std::string::npos ||
1262 log.find( " Dlim " ) != std::string::npos )
1263 error("License problems.");
1265 if ( !errStr.empty() )
1268 cout << "Hexahedra meshing " << hexahedraMessage << std::endl;
1271 if(_computeCanceled)
1272 return error(SMESH_Comment("interruption initiated by user"));
1273 removeFile(Hexotic_Out);
1274 removeFile(Hexotic_In);
1276 removeFile(aLogFileName);
1277 for( size_t i=0; i<sizeMapFiles.size(); i++)
1279 removeFile( TCollection_AsciiString(sizeMapFiles[i].c_str()) );
1284 //=============================================================================
1288 //=============================================================================
1290 bool HexoticPlugin_Hexotic::Evaluate(SMESH_Mesh& aMesh,
1291 const TopoDS_Shape& aShape,
1292 MapShapeNbElems& aResMap)
1294 std::vector<int> aResVec(SMDSEntity_Last);
1295 for(int i=SMDSEntity_Node; i<SMDSEntity_Last; i++) aResVec[i] = 0;
1296 SMESH_subMesh * sm = aMesh.GetSubMesh(aShape);
1297 aResMap.insert(std::make_pair(sm,aResVec));
1299 SMESH_ComputeErrorPtr& smError = sm->GetComputeError();
1300 smError.reset( new SMESH_ComputeError(COMPERR_ALGO_FAILED,"Evaluation is not implemented",this));
1305 void HexoticPlugin_Hexotic::CancelCompute()
1307 _computeCanceled = true;
1310 TCollection_AsciiString aTmpDir = _hexoticWorkingDirectory.c_str(); //getTmpDir();
1311 TCollection_AsciiString Hexotic_In = aTmpDir + "Hexotic_In.mesh";
1312 TCollection_AsciiString cmd = TCollection_AsciiString("ps ux | grep ") + Hexotic_In;
1313 cmd += TCollection_AsciiString(" | grep -v grep | awk '{print $2}' | xargs kill -9 > /dev/null 2>&1");
1314 system( cmd.ToCString() );