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 aStatus = SMESH_Hypothesis::HYP_OK;
187 return true; // can work with no hypothesis
191 theHyp = (*itl); // use only the first hypothesis
193 std::string hypName = theHyp->GetName();
194 if (hypName == HexoticPlugin_Hypothesis::GetHypType() ) {
195 _hypothesis = static_cast<const HexoticPlugin_Hypothesis*> (theHyp);
197 aStatus = SMESH_Hypothesis::HYP_OK;
200 aStatus = SMESH_Hypothesis::HYP_INCOMPATIBLE;
202 #ifdef WITH_BLSURFPLUGIN
203 CheckBLSURFHypothesis(aMesh, aShape);
206 return aStatus == SMESH_Hypothesis::HYP_OK;
209 //=======================================================================
210 //function : findShape
212 //=======================================================================
214 static TopoDS_Shape findShape(SMDS_MeshNode** t_Node,
216 const TopoDS_Shape* t_Shape,
221 int iShape, nbNode = 8;
223 for ( int i=0; i<3; i++ ) {
225 for ( int j=0; j<nbNode; j++ ) {
226 if ( i == 0) pntCoor[i] += t_Node[j]->X();
227 if ( i == 1) pntCoor[i] += t_Node[j]->Y();
228 if ( i == 2) pntCoor[i] += t_Node[j]->Z();
230 pntCoor[i] /= nbNode;
232 gp_Pnt aPnt(pntCoor[0], pntCoor[1], pntCoor[2]);
234 if ( aShape.IsNull() ) aShape = t_Shape[0];
235 BRepClass3d_SolidClassifier SC (aShape, aPnt, Precision::Confusion());
236 if ( !(SC.State() == TopAbs_IN) ) {
238 for (iShape = 0; iShape < nShape && aShape.IsNull(); iShape++) {
239 if ( !( pntCoor[0] < t_Box[iShape][0] || t_Box[iShape][1] < pntCoor[0] ||
240 pntCoor[1] < t_Box[iShape][2] || t_Box[iShape][3] < pntCoor[1] ||
241 pntCoor[2] < t_Box[iShape][4] || t_Box[iShape][5] < pntCoor[2]) ) {
242 BRepClass3d_SolidClassifier SC (t_Shape[iShape], aPnt, Precision::Confusion());
243 if (SC.State() == TopAbs_IN)
244 aShape = t_Shape[iShape];
251 //=======================================================================
252 //function : getNbShape
254 //=======================================================================
256 static int getNbShape(MG_Hexotic_API* hexaOutput, int iMesh, GmfKwdCod what, int defaultValue=0)
258 int number = hexaOutput->GmfStatKwd( iMesh, what );
261 // std::string aLine;
262 // std::ifstream file(aFile.c_str());
263 // while ( !file.eof() ) {
264 // getline( file, aLine);
265 // if ( aLine == aString ) {
266 // getline( file, aLine);
267 // std::istringstream stringFlux( aLine );
268 // stringFlux >> number;
269 number = ( number + defaultValue + std::abs(number - defaultValue) ) / 2;
275 number = defaultValue;
281 //=======================================================================
282 //function : countShape
284 //=======================================================================
286 static int countShape( SMESH_Mesh* mesh, TopAbs_ShapeEnum shape )
288 if ( !mesh->HasShapeToMesh() )
290 TopExp_Explorer expShape ( mesh->GetShapeToMesh(), shape );
291 TopTools_MapOfShape mapShape;
293 for ( ; expShape.More(); expShape.Next() ) {
294 if (mapShape.Add(expShape.Current())) {
301 //=======================================================================
302 //function : getShape
304 //=======================================================================
306 template < class Mesh, class Shape, class Tab >
307 void getShape(Mesh* mesh, Shape shape, Tab *t_Shape)
309 TopExp_Explorer expShape ( mesh->ShapeToMesh(), shape );
310 TopTools_MapOfShape mapShape;
311 for ( int i=0; expShape.More(); expShape.Next() ) {
312 if (mapShape.Add(expShape.Current())) {
313 t_Shape[i] = expShape.Current();
320 //=======================================================================
321 //function : printWarning
323 //=======================================================================
325 static void printWarning(const int nbExpected, std::string aString, const int nbFound) {
327 cout << "WARNING : " << nbExpected << " " << aString << " expected, MG-Hexa has found " << nbFound << std::endl;
328 cout << "=======" << std::endl;
333 //=======================================================================
334 //function : removeHexoticFiles
336 //=======================================================================
338 static void removeHexoticFiles(TCollection_AsciiString file_In, TCollection_AsciiString file_Out) {
339 removeFile( file_In );
340 removeFile( file_Out );
343 //=======================================================================
344 //function : splitQuads
345 //purpose : splits all quadrangles into triangles
346 //=======================================================================
348 static void splitQuads(SMESH_Mesh& aMesh)
350 SMESH_MeshEditor spliter( &aMesh );
352 TIDSortedElemSet elems;
353 SMDS_ElemIteratorPtr eIt = aMesh.GetMeshDS()->elementsIterator();
355 elems.insert( elems.end(), eIt->next() );
357 spliter.QuadToTri ( elems, /*the13Diag=*/true);
360 //=======================================================================
361 //function : writeInput
362 //purpose : pass a mesh to input of MG-Hexa
363 //=======================================================================
365 static void writeInput(MG_Hexotic_API* theHexaInput,
367 const SMESHDS_Mesh* theMeshDS)
369 int meshID = theHexaInput->GmfOpenMesh( theFile, GmfWrite, GMFVERSION, GMFDIMENSION);
372 int iN = 0, nbNodes = theMeshDS->NbNodes();
373 theHexaInput->GmfSetKwd( meshID, GmfVertices, nbNodes );
374 std::map< const SMDS_MeshNode*, int, TIDCompare > node2IdMap;
375 SMDS_NodeIteratorPtr nodeIt = theMeshDS->nodesIterator();
377 while ( nodeIt->more() )
379 n.Set( nodeIt->next() );
380 theHexaInput->GmfSetLin( meshID, GmfVertices, n.X(), n.Y(), n.Z(), n._node->getshapeId() );
381 node2IdMap.insert( node2IdMap.end(), std::make_pair( n._node, ++iN ));
385 SMDS_ElemIteratorPtr elemIt = theMeshDS->elementsIterator( SMDSAbs_Edge );
386 if ( elemIt->more() )
388 int nbEdges = theMeshDS->GetMeshInfo().NbElements( SMDSAbs_Edge );
389 theHexaInput->GmfSetKwd(meshID, GmfEdges, nbEdges );
390 for ( int gmfID = 1; elemIt->more(); ++gmfID )
392 const SMDS_MeshElement* edge = elemIt->next();
393 theHexaInput->GmfSetLin(meshID, GmfEdges,
394 node2IdMap[ edge->GetNode( 0 )],
395 node2IdMap[ edge->GetNode( 1 )],
396 edge->getshapeId() );
401 elemIt = theMeshDS->elementGeomIterator( SMDSGeom_TRIANGLE );
402 if ( elemIt->more() )
404 int nbTria = theMeshDS->GetMeshInfo().NbElements( SMDSGeom_TRIANGLE );
405 theHexaInput->GmfSetKwd(meshID, GmfTriangles, nbTria );
406 for ( int gmfID = 1; elemIt->more(); ++gmfID )
408 const SMDS_MeshElement* tria = elemIt->next();
409 theHexaInput->GmfSetLin(meshID, GmfTriangles,
410 node2IdMap[ tria->GetNode( 0 )],
411 node2IdMap[ tria->GetNode( 1 )],
412 node2IdMap[ tria->GetNode( 2 )],
413 tria->getshapeId() );
416 theHexaInput->GmfCloseMesh( meshID );
419 //=======================================================================
420 //function : readResult
421 //purpose : Read GMF file in case of a mesh with geometry
422 //=======================================================================
424 static bool readResult(MG_Hexotic_API* theHexaOutput,
426 HexoticPlugin_Hexotic*theAlgo,
427 SMESH_MesherHelper* theHelper,
428 const int nbShape = 0,
429 const TopoDS_Shape* tabShape = 0,
432 SMESH_Mesh* theMesh = theHelper->GetMesh();
433 SMESHDS_Mesh* theMeshDS = theHelper->GetMeshDS();
435 // ---------------------------------
436 // Read generated elements and nodes
437 // ---------------------------------
440 TopoDS_Vertex aVertex;
442 int shapeID, hexoticShapeID;
443 const int IdShapeRef = 2;
445 double epsilon = Precision::Confusion();
446 std::map <std::string,int> mapField;
447 SMDS_MeshNode** HexoticNode;
448 TopoDS_Shape *tabCorner;
450 const int nbDomains = countShape( theMesh, TopAbs_SHELL );
451 const int holeID = -1;
455 tabID = new int[nbDomains];
457 for (int i=0; i<nbDomains; i++)
459 if ( nbDomains == 1 )
460 tabID[0] = theMeshDS->ShapeToIndex( tabShape[0] );
468 SMDS_ElemIteratorPtr eIt = theMeshDS->elementsIterator();
470 theMeshDS->RemoveFreeElement( eIt->next(), /*sm=*/0 );
471 SMDS_NodeIteratorPtr nIt = theMeshDS->nodesIterator();
472 while ( nIt->more() )
473 theMeshDS->RemoveFreeNode( nIt->next(), /*sm=*/0 );
475 theHelper->SetElementsOnShape( false );
478 int meshID = theHexaOutput->GmfOpenMesh( theFile, GmfRead, &ver, &dim );
480 int nbVertices = getNbShape(theHexaOutput, meshID, GmfVertices );
481 int nbCorners = getNbShape(theHexaOutput, meshID, GmfCorners, countShape( theMesh, TopAbs_VERTEX ));
482 if ( nbVertices == 0 )
485 tabCorner = new TopoDS_Shape[ nbCorners ];
486 HexoticNode = new SMDS_MeshNode*[ nbVertices + 1 ];
489 getShape(theMeshDS, TopAbs_VERTEX, tabCorner);
491 int nbNodes = theHexaOutput->GmfStatKwd( meshID, GmfVertices );
494 theHexaOutput->GmfGotoKwd( meshID, GmfVertices );
496 for ( int aHexoticID = 1; aHexoticID <= nbNodes; ++aHexoticID )
498 if ( theAlgo->computeCanceled() )
500 theHexaOutput->GmfGetLin( meshID, GmfVertices, &x, &y, &z, &shapeID );
501 HexoticNode[ aHexoticID ] = theHelper->AddNode( x,y,z );
506 SMDS_MeshNode* node[8];
507 SMDS_MeshElement * aHexoticElement;
509 nbCorners = theHexaOutput->GmfStatKwd( meshID, GmfCorners );
510 if ( nbCorners > 0 && nbDomains > 0 )
512 theHexaOutput->GmfGotoKwd( meshID, GmfCorners );
513 for ( int iElem = 0; iElem < nbCorners; iElem++ )
515 if ( theAlgo->computeCanceled() )
517 theHexaOutput->GmfGetLin( meshID, GmfCorners, &nodeID[0] );
518 node[0] = HexoticNode[ nodeID[0] ];
519 gp_Pnt HexoticPnt ( node[0]->X(), node[0]->Y(), node[0]->Z() );
520 for ( int i = 0; i < nbCorners; i++ )
522 aVertex = TopoDS::Vertex( tabCorner[i] );
523 gp_Pnt aPnt = BRep_Tool::Pnt( aVertex );
524 if ( aPnt.Distance( HexoticPnt ) < epsilon )
526 theMeshDS->SetNodeOnVertex( node[0], aVertex );
533 int nbEdges = theHexaOutput->GmfStatKwd( meshID, GmfEdges );
536 theHexaOutput->GmfGotoKwd( meshID, GmfEdges );
537 for ( int iElem = 0; iElem < nbEdges; iElem++ )
539 if ( theAlgo->computeCanceled() )
541 theHexaOutput->GmfGetLin( meshID, GmfEdges, &nodeID[0], &nodeID[1], &shapeID );
542 for ( int i = 0; i < 2; ++i )
544 node[i] = HexoticNode[ nodeID[i]];
545 if ( shapeID > 0 && node[i]->getshapeId() < 1 )
546 theMeshDS->SetNodeOnEdge( node[i], shapeID );
548 aHexoticElement = theHelper->AddEdge( node[0], node[1] );
549 if ( shapeID > 0 && aHexoticElement->getshapeId() < 1 )
550 theMeshDS->SetMeshElementOnShape( aHexoticElement, shapeID );
554 int nbQuad = theHexaOutput->GmfStatKwd( meshID, GmfQuadrilaterals );
557 theHexaOutput->GmfGotoKwd( meshID, GmfQuadrilaterals );
558 for ( int iElem = 0; iElem < nbQuad; iElem++ )
560 if ( theAlgo->computeCanceled() )
562 theHexaOutput->GmfGetLin( meshID, GmfQuadrilaterals,
563 &nodeID[0], &nodeID[1], &nodeID[2], &nodeID[3], &shapeID );
564 for ( int i = 0; i < 4; ++i )
566 node[i] = HexoticNode[ nodeID[i]];
567 if ( shapeID > 0 && node[i]->getshapeId() < 1 )
568 theMeshDS->SetNodeOnFace( node[i], shapeID );
570 aHexoticElement = theHelper->AddFace( node[0], node[1], node[2], node[3] );
571 if ( shapeID > 0 && aHexoticElement->getshapeId() < 1 )
572 theMeshDS->SetMeshElementOnShape( aHexoticElement, shapeID );
576 int nbHexa = theHexaOutput->GmfStatKwd( meshID, GmfHexahedra );
579 theHexaOutput->GmfGotoKwd( meshID, GmfHexahedra );
580 for ( int iElem = 0; iElem < nbHexa; iElem++ )
582 if ( theAlgo->computeCanceled() )
584 theHexaOutput->GmfGetLin( meshID, GmfHexahedra,
585 &nodeID[0], &nodeID[1], &nodeID[2], &nodeID[3],
586 &nodeID[4], &nodeID[5], &nodeID[6], &nodeID[7],
588 for ( int i = 0; i < 8; ++i )
590 node[i] = HexoticNode[ nodeID[i]];
592 if ( nbDomains > 1 ) {
593 hexoticShapeID = shapeID - IdShapeRef;
594 if ( tabID[ hexoticShapeID ] == 0 ) {
595 aShape = findShape(node, aShape, tabShape, tabBox, nbShape);
596 shapeID = aShape.IsNull() ? holeID : theMeshDS->ShapeToIndex( aShape );
597 tabID[ hexoticShapeID ] = shapeID;
600 shapeID = tabID[ hexoticShapeID ];
602 if ( iElem == ( nbHexa - 1) ) {
603 int shapeAssociated = 0;
604 for ( int i=0; i<nbDomains; i++ ) {
606 shapeAssociated += 1;
608 if ( shapeAssociated != nbShape )
609 printWarning(nbShape, "domains", shapeAssociated);
616 if ( shapeID != holeID )
618 for ( int i = 0; i < 8; ++i )
620 if ( node[i]->NbInverseElements( SMDSAbs_Face ) == 0 )
621 theMeshDS->SetNodeInVolume( node[i], shapeID );
623 aHexoticElement = theHelper->AddVolume( node[0], node[3], node[2], node[1],
624 node[4], node[7], node[6], node[5]);
625 if ( aHexoticElement->getshapeId() < 1 )
626 theMeshDS->SetMeshElementOnShape( aHexoticElement, shapeID );
632 // remove nodes in holes
635 SMESHDS_SubMesh* subMesh = 0;
636 for ( int i = 1; i <= nbNodes; ++i )
637 if ( HexoticNode[i]->NbInverseElements() == 0 )
639 theMeshDS->RemoveFreeNode( HexoticNode[i], subMesh, /*fromGroups=*/false );
644 delete [] HexoticNode;
648 //=============================================================================
650 * Pass parameters to MG-Hexa
652 //=============================================================================
654 void HexoticPlugin_Hexotic::SetParameters(const HexoticPlugin_Hypothesis* hyp) {
656 MESSAGE("HexoticPlugin_Hexotic::SetParameters");
658 _hexesMinLevel = hyp->GetHexesMinLevel();
659 _hexesMaxLevel = hyp->GetHexesMaxLevel();
660 _hexesMinSize = hyp->GetMinSize();
661 _hexesMaxSize = hyp->GetMaxSize();
662 _hexoticIgnoreRidges = hyp->GetHexoticIgnoreRidges();
663 _hexoticInvalidElements = hyp->GetHexoticInvalidElements();
664 _hexoticSharpAngleThreshold = hyp->GetHexoticSharpAngleThreshold();
665 _hexoticNbProc = hyp->GetHexoticNbProc();
666 _hexoticWorkingDirectory = hyp->GetHexoticWorkingDirectory();
667 _hexoticVerbosity = hyp->GetHexoticVerbosity();
668 _hexoticMaxMemory = hyp->GetHexoticMaxMemory();
669 _hexoticSdMode = hyp->GetHexoticSdMode();
670 _textOptions = hyp->GetAdvancedOption();
671 _sizeMaps = hyp->GetSizeMaps();
672 _nbLayers = hyp->GetNbLayers();
673 _firstLayerSize = hyp->GetFirstLayerSize();
674 _direction = hyp->GetDirection();
675 _growth = hyp->GetGrowth();
676 _facesWithLayers = hyp->GetFacesWithLayers();
677 _imprintedFaces = hyp->GetImprintedFaces();
681 cout << "WARNING : The MG-Hexa default parameters are taken into account" << std::endl;
682 cout << "=======" << std::endl;
683 _hexesMinLevel = hyp->GetDefaultHexesMinLevel();
684 _hexesMaxLevel = hyp->GetDefaultHexesMaxLevel();
685 _hexesMinSize = hyp->GetDefaultMinSize();
686 _hexesMaxSize = hyp->GetDefaultMaxSize();
687 _hexoticIgnoreRidges = hyp->GetDefaultHexoticIgnoreRidges();
688 _hexoticInvalidElements = hyp->GetDefaultHexoticInvalidElements();
689 _hexoticSharpAngleThreshold = hyp->GetDefaultHexoticSharpAngleThreshold();
690 _hexoticNbProc = hyp->GetDefaultHexoticNbProc();
691 _hexoticWorkingDirectory = hyp->GetDefaultHexoticWorkingDirectory();
692 _hexoticVerbosity = hyp->GetDefaultHexoticVerbosity();
693 _hexoticMaxMemory = hyp->GetDefaultHexoticMaxMemory();
694 _hexoticSdMode = hyp->GetDefaultHexoticSdMode();
695 _textOptions = hyp->GetDefaultTextOptions();
696 _sizeMaps = hyp->GetDefaultHexoticSizeMaps();
697 _nbLayers = hyp->GetDefaultNbLayers();
698 _firstLayerSize = hyp->GetDefaultFirstLayerSize();
699 _direction = hyp->GetDefaultDirection();
700 _growth = hyp->GetDefaultGrowth();
701 _facesWithLayers = hyp->GetDefaultFacesWithLayers();
702 _imprintedFaces = hyp->GetDefaultImprintedFaces();
706 //=======================================================================
707 //function : getSuffix
708 //purpose : Returns a suffix that will be unique for the current process
709 //=======================================================================
711 static TCollection_AsciiString getSuffix()
713 TCollection_AsciiString aSuffix = "";
716 aSuffix += getenv("USER");
718 std::string uname = std::string(getenv("USERNAME"));
719 replace(uname.begin(), uname.end(), ' ', '_');
720 aSuffix += uname.c_str();
723 aSuffix += Kernel_Utils::GetHostname().c_str();
728 aSuffix += _getpid();
734 //================================================================================
736 * \brief Returns a command to run MG-Hexa mesher
738 //================================================================================
740 std::string HexoticPlugin_Hexotic::getHexoticCommand(const TCollection_AsciiString& Hexotic_In,
741 const TCollection_AsciiString& Hexotic_Out,
742 const TCollection_AsciiString& Hexotic_SizeMap_Prefix,
743 const bool forExecutable) const
746 cout << "MG-Hexa execution..." << std::endl;
747 cout << _name << " parameters :" << std::endl;
748 cout << " " << _name << " Verbosity = " << _hexoticVerbosity << std::endl;
749 cout << " " << _name << " Max Memory = " << _hexoticMaxMemory << std::endl;
750 cout << " " << _name << " Segments Min Level = " << _hexesMinLevel << std::endl;
751 cout << " " << _name << " Segments Max Level = " << _hexesMaxLevel << std::endl;
752 cout << " " << _name << " Segments Min Size = " << _hexesMinSize << std::endl;
753 cout << " " << _name << " Segments Max Size = " << _hexesMaxSize << std::endl;
754 cout << " " << "MG-Hexa can ignore ridges : " << (_hexoticIgnoreRidges ? "yes":"no") << std::endl;
755 cout << " " << "MG-Hexa authorize invalide elements : " << ( _hexoticInvalidElements ? "yes":"no") << std::endl;
756 cout << " " << _name << " Sharp angle threshold = " << _hexoticSharpAngleThreshold << " degrees" << std::endl;
757 cout << " " << _name << " Number of threads = " << _hexoticNbProc << std::endl;
758 cout << " " << _name << " Working directory = \"" << _hexoticWorkingDirectory << "\"" << std::endl;
759 cout << " " << _name << " Sub. Dom mode = " << _hexoticSdMode << std::endl;
760 cout << " " << _name << " Text options = \"" << _textOptions << "\"" << std::endl;
761 cout << " " << _name << " Number of layers = " << _nbLayers << std::endl;
762 cout << " " << _name << " Size of the first layer = " << _firstLayerSize << std::endl;
763 cout << " " << _name << " Direction of the layers = " << ( _direction ? "Inward" : "Outward" ) << std::endl;
764 cout << " " << _name << " Growth = " << _growth << std::endl;
765 if (!_facesWithLayers.empty()) {
766 cout << " " << _name << " Faces with layers = ";
767 for (size_t i = 0; i < _facesWithLayers.size(); i++)
769 cout << _facesWithLayers.at(i);
770 if ((i + 1) != _facesWithLayers.size())
775 if (!_imprintedFaces.empty()) {
776 cout << " " << _name << " Imprinted faces = ";
777 for (size_t i = 0; i < _imprintedFaces.size(); i++)
779 cout << _imprintedFaces.at(i);
780 if ((i + 1) != _imprintedFaces.size())
786 TCollection_AsciiString run_Hexotic("mg-hexa.exe");
788 TCollection_AsciiString minl = " --min_level ", maxl = " --max_level ", angle = " --ridge_angle ";
789 TCollection_AsciiString mins = " --min_size ", maxs = " --max_size ";
790 TCollection_AsciiString in = " --in ", out = " --out ";
791 TCollection_AsciiString sizeMap = " --read_sizemap ";
792 TCollection_AsciiString ignoreRidges = " --compute_ridges no ", invalideElements = " --allow_invalid_elements yes ";
793 TCollection_AsciiString subdom = " --components ";
795 TCollection_AsciiString proc = " --max_number_of_threads ";
797 TCollection_AsciiString verb = " --verbose ";
798 TCollection_AsciiString maxmem = " --max_memory ";
800 TCollection_AsciiString comNbLayers = " --number_of_boundary_layers ";
801 TCollection_AsciiString comFirstLayerSize = " --height_of_the_first_layer ";
802 TCollection_AsciiString comDirection = " --boundary_layers_subdomain_direction ";
803 TCollection_AsciiString comGrowth = " --boundary_layers_geometric_progression ";
804 TCollection_AsciiString comFacesWithLayers = " --boundary_layers_surface_ids ";
805 TCollection_AsciiString comImptintedFaces = " --imprinted_surface_ids ";
807 TCollection_AsciiString minLevel, maxLevel, minSize, maxSize, sharpAngle, mode, nbproc, verbosity, maxMemory,
808 textOptions, nbLayers, firstLayerSize, direction, growth, facesWithLayers, imprintedFaces;
809 minLevel = _hexesMinLevel;
810 maxLevel = _hexesMaxLevel;
811 minSize = _hexesMinSize;
812 maxSize = _hexesMaxSize;
813 sharpAngle = _hexoticSharpAngleThreshold;
814 // Mode translation for mg-tetra 1.1
815 switch ( _hexoticSdMode )
818 mode = "outside_skin_only";
821 mode = "outside_components";
827 mode = "all --manifold_geometry no";
830 nbproc = _hexoticNbProc;
831 verbosity = _hexoticVerbosity;
832 maxMemory = _hexoticMaxMemory;
833 textOptions = (" " + _textOptions + " ").c_str();
834 nbLayers = _nbLayers;
835 firstLayerSize = _firstLayerSize;
836 direction = _direction ? "1" : "-1";
838 for (size_t i = 0; i < _facesWithLayers.size(); i++)
840 facesWithLayers += _facesWithLayers[i];
841 if ((i + 1) != _facesWithLayers.size())
842 facesWithLayers += ",";
844 for (size_t i = 0; i < _imprintedFaces.size(); i++)
846 imprintedFaces += _imprintedFaces[i];
847 if ((i + 1) != _imprintedFaces.size())
848 imprintedFaces += ",";
851 if (_hexoticIgnoreRidges)
852 run_Hexotic += ignoreRidges;
854 if (_hexoticInvalidElements)
855 run_Hexotic += invalideElements;
857 if (_hexesMinSize > 0)
858 run_Hexotic += mins + minSize;
860 if (_hexesMaxSize > 0)
861 run_Hexotic += maxs + maxSize;
863 if (_hexesMinLevel > 0)
864 run_Hexotic += minl + minLevel;
866 if (_hexesMaxLevel > 0)
867 run_Hexotic += maxl + maxLevel;
869 if (_hexoticSharpAngleThreshold > 0)
870 run_Hexotic += angle + sharpAngle;
872 if (_sizeMaps.begin() != _sizeMaps.end() && forExecutable )
873 run_Hexotic += sizeMap + Hexotic_SizeMap_Prefix;
876 _firstLayerSize > 0 &&
878 !_facesWithLayers.empty())
880 run_Hexotic += comNbLayers + nbLayers;
881 run_Hexotic += comFirstLayerSize + firstLayerSize;
882 run_Hexotic += comDirection + direction;
883 run_Hexotic += comGrowth + growth;
884 run_Hexotic += comFacesWithLayers + facesWithLayers;
885 if (!_imprintedFaces.empty())
886 run_Hexotic += comImptintedFaces + imprintedFaces;
889 run_Hexotic += in + Hexotic_In + out + Hexotic_Out;
890 run_Hexotic += subdom + mode;
892 run_Hexotic += proc + nbproc;
894 run_Hexotic += verb + verbosity;
895 run_Hexotic += maxmem + maxMemory;
897 if (!_textOptions.empty())
898 run_Hexotic += textOptions;
900 return run_Hexotic.ToCString();
903 // TODO : this is a duplication of some code found in BLSURFPlugin_BLSURF find a proper
905 TopoDS_Shape HexoticPlugin_Hexotic::entryToShape(std::string entry)
907 MESSAGE("HexoticPlugin_Hexotic::entryToShape "<<entry );
908 if ( myStudy->_is_nil() )
909 throw SALOME_Exception("MG-Hexa plugin can't work w/o publishing in the study");
910 GEOM::GEOM_Object_var aGeomObj;
911 TopoDS_Shape S = TopoDS_Shape();
912 SALOMEDS::SObject_var aSObj = myStudy->FindObjectID( entry.c_str() );
913 if (!aSObj->_is_nil()) {
914 CORBA::Object_var obj = aSObj->GetObject();
915 aGeomObj = GEOM::GEOM_Object::_narrow(obj);
918 if ( !aGeomObj->_is_nil() )
919 S = smeshGen_i->GeomObjectToShape( aGeomObj.in() );
923 //================================================================================
925 * \brief Produces a .mesh file with the size maps informations to give to Hexotic
927 //================================================================================
928 std::vector<std::string> HexoticPlugin_Hexotic::writeSizeMapFile( MG_Hexotic_API* mgInput,
929 std::string sizeMapPrefix )
931 HexoticPlugin_Hypothesis::THexoticSizeMaps::iterator it;
933 std::vector<ControlPnt> points;
934 // Iterate on the size maps
935 for (it=_sizeMaps.begin(); it!=_sizeMaps.end(); it++)
937 // Step 1 : Get the GEOM object entry and the size
938 // from the _sizeMaps infos
939 std::string anEntry = it->first;
940 double aLocalSize = it->second;
941 TopoDS_Shape aShape = entryToShape( anEntry );
943 // Step 2 : Create the points
944 createControlPoints( aShape, aLocalSize, points );
947 // Write the .mesh size map file
949 std::string myVerticesFile = sizeMapPrefix + ".mesh";
950 std::string mySolFile = sizeMapPrefix + ".sol";
954 mgInput->GmfOpenMesh( myVerticesFile.c_str(), GmfWrite, GMFVERSION, GMFDIMENSION );
956 mgInput->GmfOpenMesh( mySolFile.c_str(), GmfWrite, GMFVERSION, GMFDIMENSION );
958 int pointsNumber = points.size();
961 mgInput->GmfSetKwd( verticesFileID, GmfVertices, pointsNumber );
962 // SolAtVertices Keyword
963 int TypTab[] = {GmfSca};
964 mgInput->GmfSetKwd(solFileID, GmfSolAtVertices, pointsNumber, 1, TypTab);
966 // Read the control points information from the vector and write it into the files
968 std::vector<ControlPnt>::const_iterator points_it;
969 for (points_it = points.begin(); points_it != points.end(); points_it++ )
971 mgInput->GmfSetLin( verticesFileID, GmfVertices, points_it->X(), points_it->Y(), points_it->Z(), 0 );
972 ValTab[0] = points_it->Size();
973 mgInput->GmfSetLin( solFileID, GmfSolAtVertices, ValTab);
977 mgInput->GmfCloseMesh( verticesFileID );
978 mgInput->GmfCloseMesh( solFileID );
980 std::vector<std::string> fileNames(2);
981 fileNames[0] = myVerticesFile;
982 fileNames[1] = mySolFile;
987 //=============================================================================
989 * Here we are going to use the MG-Hexa mesher
991 //=============================================================================
993 bool HexoticPlugin_Hexotic::Compute(SMESH_Mesh& aMesh,
994 const TopoDS_Shape& aShape)
996 _computeCanceled = false;
998 SMESHDS_Mesh* meshDS = aMesh.GetMeshDS();
999 TCollection_AsciiString hexahedraMessage;
1001 _nbShape = countShape( &aMesh, TopAbs_SOLID ); // we count the number of shapes
1004 // create bounding box for each shape of the compound
1007 TopoDS_Shape *tabShape;
1010 tabShape = new TopoDS_Shape[_nbShape];
1011 tabBox = new double*[_nbShape];
1012 for (int i=0; i<_nbShape; i++)
1013 tabBox[i] = new double[6];
1014 double Xmin, Ymin, Zmin, Xmax, Ymax, Zmax;
1016 TopExp_Explorer expBox (meshDS->ShapeToMesh(), TopAbs_SOLID);
1017 for (; expBox.More(); expBox.Next()) {
1018 tabShape[iShape] = expBox.Current();
1019 Bnd_Box BoundingBox;
1020 BRepBndLib::Add(expBox.Current(), BoundingBox);
1021 BoundingBox.Get(Xmin, Ymin, Zmin, Xmax, Ymax, Zmax);
1022 tabBox[iShape][0] = Xmin; tabBox[iShape][1] = Xmax;
1023 tabBox[iShape][2] = Ymin; tabBox[iShape][3] = Ymax;
1024 tabBox[iShape][4] = Zmin; tabBox[iShape][5] = Zmax;
1028 SetParameters(_hypothesis);
1030 TCollection_AsciiString aTmpDir = _hexoticWorkingDirectory.c_str();
1031 TCollection_AsciiString aQuote("");
1034 if ( aTmpDir.Value(aTmpDir.Length()) != '\\' ) aTmpDir += '\\';
1036 if ( aTmpDir.Value(aTmpDir.Length()) != '/' ) aTmpDir += '/';
1038 TCollection_AsciiString Hexotic_In(""), Hexotic_Out, Hexotic_SizeMap_Prefix;
1039 TCollection_AsciiString modeFile_In( "chmod 666 " ), modeFile_Out( "chmod 666 " );
1040 TCollection_AsciiString aLogFileName = aTmpDir + "Hexotic"+getSuffix()+".log"; // log
1042 std::map <int,int> aSmdsToHexoticIdMap;
1043 std::map <int,const SMDS_MeshNode*> aHexoticIdToNodeMap;
1045 MG_Hexotic_API mgHexa( _computeCanceled, _progress );
1047 Hexotic_Out = aTmpDir + "Hexotic"+getSuffix()+"_Out.mesh";
1048 #ifdef WITH_BLSURFPLUGIN
1049 bool defaultInputFile = true;
1050 if (_blsurfHypo && !_blsurfHypo->GetQuadAllowed()) {
1051 Hexotic_In = _blsurfHypo->GetGMFFile().c_str();
1052 if ( !Hexotic_In.IsEmpty() &&
1053 SMESH_File( _blsurfHypo->GetGMFFile() ).exists() )
1055 mgHexa.SetUseExecutable();
1056 defaultInputFile = false;
1059 if (defaultInputFile) {
1061 Hexotic_In = aTmpDir + "Hexotic"+getSuffix()+"_In.mesh";
1062 removeHexoticFiles(Hexotic_In, Hexotic_Out);
1063 splitQuads(aMesh); // quadrangles are no longer acceptable as input
1064 if ( mgHexa.IsExecutable() )
1067 cout << "Creating MG-Hexa input mesh file : " << Hexotic_In << std::endl;
1069 writeInput( &mgHexa, Hexotic_In.ToCString(), meshDS );
1070 #ifdef WITH_BLSURFPLUGIN
1073 removeFile( Hexotic_Out );
1077 Hexotic_SizeMap_Prefix = aTmpDir + "Hexotic_SizeMap" + getSuffix();
1078 std::vector<std::string> sizeMapFiles = writeSizeMapFile( &mgHexa, Hexotic_SizeMap_Prefix.ToCString() );
1080 std::string run_Hexotic = getHexoticCommand(aQuote + Hexotic_In + aQuote, aQuote + Hexotic_Out + aQuote, Hexotic_SizeMap_Prefix, mgHexa.IsExecutable() );
1081 run_Hexotic += std::string(" 1> ") + aQuote.ToCString() + aLogFileName.ToCString() + aQuote.ToCString(); // dump into file
1082 mgHexa.SetLogFile( aLogFileName.ToCString() );
1083 cout << "Creating MG-Hexa log file : " << aLogFileName << std::endl;
1086 cout << "MG-Hexa command : " << run_Hexotic << std::endl;
1088 if ( mgHexa.IsExecutable() )
1091 modeFile_In += Hexotic_In;
1092 system( modeFile_In.ToCString() );
1095 aSmdsToHexoticIdMap.clear();
1096 aHexoticIdToNodeMap.clear();
1098 MESSAGE("HexoticPlugin_Hexotic::Compute");
1102 Ok = mgHexa.Compute( run_Hexotic, errStr ); // run
1109 if ( mgHexa.IsExecutable() )
1112 modeFile_Out += Hexotic_Out;
1113 system( modeFile_Out.ToCString() );
1116 SMESH_MesherHelper aHelper( aMesh );
1118 Ok = readResult( &mgHexa, Hexotic_Out.ToCString(),
1120 &aHelper, _nbShape, tabShape, tabBox );
1122 std::string log = mgHexa.GetLog();
1125 hexahedraMessage = "success";
1127 removeFile(Hexotic_Out);
1128 removeFile(Hexotic_In);
1129 //removeFile(aLogFileName);
1130 for( size_t i=0; i<sizeMapFiles.size(); i++)
1132 removeFile( TCollection_AsciiString( sizeMapFiles[i].c_str() ) );
1138 hexahedraMessage = "failed";
1139 if ( mgHexa.IsExecutable() )
1140 cout << "Problem with MG-Hexa output file " << Hexotic_Out.ToCString() << std::endl;
1144 char msgLic[] = " Dlim ";
1145 std::string log = mgHexa.GetLog();
1146 const char* fileBeg = &log[0], *fileEnd = fileBeg + log.size();
1147 if ( std::search( fileBeg, fileEnd, msgLic, msgLic+strlen(msgLic)) != fileEnd )
1148 error("Licence problems.");
1150 if ( !errStr.empty() )
1153 cout << "Hexahedra meshing " << hexahedraMessage << std::endl;
1157 for (int i=0; i<_nbShape; i++)
1158 delete [] tabBox[i];
1164 if(_computeCanceled)
1165 return error(SMESH_Comment("interruption initiated by user"));
1170 //=============================================================================
1172 * \brief Computes mesh without geometry
1173 * \param aMesh - the mesh
1174 * \param aHelper - helper that must be used for adding elements to \aaMesh
1175 * \retval bool - is a success
1177 * The method is called if ( !aMesh->HasShapeToMesh() )
1179 //=============================================================================
1181 bool HexoticPlugin_Hexotic::Compute(SMESH_Mesh & aMesh, SMESH_MesherHelper* aHelper)
1183 _computeCanceled = false;
1185 SMESH_ComputeErrorPtr myError = SMESH_ComputeError::New();
1188 TCollection_AsciiString hexahedraMessage;
1189 TCollection_AsciiString aQuote("");
1193 SetParameters(_hypothesis);
1195 TCollection_AsciiString aTmpDir = _hexoticWorkingDirectory.c_str();//getTmpDir();
1196 TCollection_AsciiString Hexotic_In, Hexotic_Out, Hexotic_SizeMap_Prefix;
1197 TCollection_AsciiString modeFile_In( "chmod 666 " ), modeFile_Out( "chmod 666 " );
1198 TCollection_AsciiString aLogFileName = aTmpDir + "Hexotic"+getSuffix()+".log"; // log
1200 std::map <int,int> aSmdsToHexoticIdMap;
1201 std::map <int,const SMDS_MeshNode*> aHexoticIdToNodeMap;
1203 Hexotic_In = aTmpDir + "Hexotic"+getSuffix()+"_In.mesh";
1204 Hexotic_Out = aTmpDir + "Hexotic"+getSuffix()+"_Out.mesh";
1205 Hexotic_SizeMap_Prefix = aTmpDir + "Hexotic_SizeMap";
1207 MG_Hexotic_API mgHexa( _computeCanceled, _progress );
1209 std::vector<std::string> sizeMapFiles = writeSizeMapFile( &mgHexa, Hexotic_SizeMap_Prefix.ToCString() );
1211 std::string run_Hexotic = getHexoticCommand(aQuote + Hexotic_In + aQuote, aQuote + Hexotic_Out + aQuote, Hexotic_SizeMap_Prefix, mgHexa.IsExecutable());
1212 run_Hexotic += std::string(" 1> ") + aQuote.ToCString() + aLogFileName.ToCString() + aQuote.ToCString(); // dump into file
1213 mgHexa.SetLogFile( aLogFileName.ToCString() );
1214 cout << "Creating MG-Hexa log file : " << aLogFileName << std::endl;
1216 removeHexoticFiles(Hexotic_In, Hexotic_Out);
1218 splitQuads(aMesh); // quadrangles are no longer acceptable as input
1221 cout << "Creating MG-Hexa input mesh file : " << Hexotic_In << std::endl;
1222 writeInput( &mgHexa, Hexotic_In.ToCString(), aHelper->GetMeshDS() );
1223 if ( mgHexa.IsExecutable() )
1226 modeFile_In += Hexotic_In;
1227 system( modeFile_In.ToCString() );
1230 aSmdsToHexoticIdMap.clear();
1231 aHexoticIdToNodeMap.clear();
1233 MESSAGE("HexoticPlugin_Hexotic::Compute");
1236 cout << "MG-Hexa command : " << run_Hexotic << std::endl;
1239 Ok = mgHexa.Compute( run_Hexotic, errStr ); // run
1245 if ( mgHexa.IsExecutable() )
1247 modeFile_Out += Hexotic_Out;
1248 system( modeFile_Out.ToCString() );
1251 Ok = Ok && readResult( &mgHexa, Hexotic_Out.ToCString(), this, aHelper );
1253 std::string log = mgHexa.GetLog();
1256 hexahedraMessage = "success";
1260 hexahedraMessage = "failed";
1261 if ( mgHexa.IsExecutable() )
1262 cout << "Problem with MG-Hexa output file " << Hexotic_Out << std::endl;
1264 if ( log.find( " license " ) != std::string::npos ||
1265 log.find( " Dlim " ) != std::string::npos )
1266 error("License problems.");
1268 if ( !errStr.empty() )
1271 cout << "Hexahedra meshing " << hexahedraMessage << std::endl;
1274 if(_computeCanceled)
1275 return error(SMESH_Comment("interruption initiated by user"));
1276 removeFile(Hexotic_Out);
1277 removeFile(Hexotic_In);
1279 removeFile(aLogFileName);
1280 for( size_t i=0; i<sizeMapFiles.size(); i++)
1282 removeFile( TCollection_AsciiString(sizeMapFiles[i].c_str()) );
1287 //=============================================================================
1291 //=============================================================================
1293 bool HexoticPlugin_Hexotic::Evaluate(SMESH_Mesh& aMesh,
1294 const TopoDS_Shape& aShape,
1295 MapShapeNbElems& aResMap)
1297 std::vector<int> aResVec(SMDSEntity_Last);
1298 for(int i=SMDSEntity_Node; i<SMDSEntity_Last; i++) aResVec[i] = 0;
1299 SMESH_subMesh * sm = aMesh.GetSubMesh(aShape);
1300 aResMap.insert(std::make_pair(sm,aResVec));
1302 SMESH_ComputeErrorPtr& smError = sm->GetComputeError();
1303 smError.reset( new SMESH_ComputeError(COMPERR_ALGO_FAILED,"Evaluation is not implemented",this));
1308 void HexoticPlugin_Hexotic::CancelCompute()
1310 _computeCanceled = true;
1313 TCollection_AsciiString aTmpDir = _hexoticWorkingDirectory.c_str(); //getTmpDir();
1314 TCollection_AsciiString Hexotic_In = aTmpDir + "Hexotic_In.mesh";
1315 TCollection_AsciiString cmd = TCollection_AsciiString("ps ux | grep ") + Hexotic_In;
1316 cmd += TCollection_AsciiString(" | grep -v grep | awk '{print $2}' | xargs kill -9 > /dev/null 2>&1");
1317 system( cmd.ToCString() );