-// HexoticPlugin : C++ implementation
+// Copyright (C) 2007-2015 CEA/DEN, EDF R&D
//
-// Copyright (C) 2006 OPEN CASCADE, CEA/DEN, EDF R&D
-//
-// This library is free software; you can redistribute it and/or
-// modify it under the terms of the GNU Lesser General Public
-// License as published by the Free Software Foundation; either
-// version 2.1 of the License.
-//
-// This library is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-// Lesser General Public License for more details.
-//
-// You should have received a copy of the GNU Lesser General Public
-// License along with this library; if not, write to the Free Software
-// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
-//
-// See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+//
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
-// File : HexoticPlugin_Hexotic.cxx
-// Author : Lioka RAZAFINDRAZAKA (CEA)
-// Date : 2006/06/30
-// Project : SALOME
-//=============================================================================
-using namespace std;
+// ---
+// File : HexoticPlugin_Hexotic.cxx
+// Author : Lioka RAZAFINDRAZAKA (CEA)
+// ---
+//
#include "HexoticPlugin_Hexotic.hxx"
#include "HexoticPlugin_Hypothesis.hxx"
-// #include "HexoticPlugin_Mesher.hxx"
-
-#include "SMDS_MeshElement.hxx"
-#include "SMDS_MeshNode.hxx"
-
-#include <TopoDS.hxx>
-#include <TopExp_Explorer.hxx>
-#include <OSD_File.hxx>
#include "utilities.h"
#ifndef WIN32
#include <sys/sysinfo.h>
+#else
+#include <errno.h>
+#include <process.h>
#endif
#ifdef _DEBUG_
#define DUMP(txt)
#endif
-#include <SMESH_Gen.hxx>
#include <SMESHDS_Mesh.hxx>
-#include <SMESH_ControlsDef.hxx>
+#include <SMESHDS_GroupBase.hxx>
+#include <SMESH_ComputeError.hxx>
+#include <SMESH_File.hxx>
+#include <SMESH_Gen.hxx>
+#include <SMESH_HypoFilter.hxx>
+#include <SMESH_MesherHelper.hxx>
+#include <SMESH_subMesh.hxx>
#include <list>
#include <cstdlib>
#include <iostream>
-#include <BRepClass3d_SolidClassifier.hxx>
-#include <Bnd_Box.hxx>
-#include <BRepBndLib.hxx>
-#include <Precision.hxx>
+#include <Standard_ProgramError.hxx>
-#include <BRepBuilderAPI_MakeVertex.hxx>
#include <BRep_Tool.hxx>
-#include <TopTools_MapOfShape.hxx>
-#include <TopTools_Array1OfShape.hxx>
-#include <BRepExtrema_DistShapeShape.hxx>
-#include <TColStd_Array1OfReal.hxx>
+#include <BRepBndLib.hxx>
+#include <BRepClass3d_SolidClassifier.hxx>
+#include <BRepBuilderAPI_MakeVertex.hxx>
#include <BRepExtrema_DistShapeShape.hxx>
+#include <OSD_File.hxx>
+#include <Precision.hxx>
+#include <TopExp_Explorer.hxx>
+#include <TopTools_MapOfShape.hxx>
+#include <TopoDS.hxx>
+#include <gp_Pnt.hxx>
+#include <gp_Lin.hxx>
+#include <GCPnts_UniformAbscissa.hxx>
+#include <IntCurvesFace_Intersector.hxx>
+#include <BRepMesh_IncrementalMesh.hxx>
+#include <Poly_Triangulation.hxx>
+#include <gp_Ax3.hxx>
+#include <GeomAdaptor_Curve.hxx>
+
+#include <Basics_Utils.hxx>
+#include "GEOMImpl_Types.hxx"
+#include "GEOM_wrap.hxx"
+
+static void removeFile( const TCollection_AsciiString& fileName )
+{
+ try {
+ OSD_File( fileName ).Remove();
+ }
+ catch ( Standard_ProgramError ) {
+ MESSAGE("Can't remove file: " << fileName.ToCString() << " ; file does not exist or permission denied");
+ }
+}
//=============================================================================
/*!
: SMESH_3D_Algo(hypId, studyId, gen)
{
MESSAGE("HexoticPlugin_Hexotic::HexoticPlugin_Hexotic");
- _name = "Hexotic_3D";
+ _name = "MG-Hexa";
_shapeType = (1 << TopAbs_SHELL) | (1 << TopAbs_SOLID);// 1 bit /shape type
// _onlyUnaryInput = false;
+ _requireShape = false;
_iShape=0;
_nbShape=0;
- _compatibleHypothesis.push_back("Hexotic_Parameters");
+ _hexoticFilesKept=false;
+ _compatibleHypothesis.push_back( HexoticPlugin_Hypothesis::GetHypType() );
+#ifdef WITH_BLSURFPLUGIN
+ _blsurfHypo = NULL;
+#endif
+ _compute_canceled = false;
+
+ // Copy of what is done in BLSURFPLugin TODO : share the code
+ smeshGen_i = SMESH_Gen_i::GetSMESHGen();
+ CORBA::Object_var anObject = smeshGen_i->GetNS()->Resolve("/myStudyManager");
+ SALOMEDS::StudyManager_var aStudyMgr = SALOMEDS::StudyManager::_narrow(anObject);
+
+ myStudy = NULL;
+ myStudy = aStudyMgr->GetStudyByID(_studyId);
+ if (myStudy)
+ MESSAGE("myStudy->StudyId() = " << myStudy->StudyId());
}
//=============================================================================
MESSAGE("HexoticPlugin_Hexotic::~HexoticPlugin_Hexotic");
}
+
+#ifdef WITH_BLSURFPLUGIN
+bool HexoticPlugin_Hexotic::CheckBLSURFHypothesis( SMESH_Mesh& aMesh,
+ const TopoDS_Shape& aShape )
+{
+ // MESSAGE("HexoticPlugin_Hexotic::CheckBLSURFHypothesis");
+ _blsurfHypo = NULL;
+
+ std::list<const SMESHDS_Hypothesis*>::const_iterator itl;
+ const SMESHDS_Hypothesis* theHyp;
+
+ // If a BLSURF hypothesis is applied, get it
+ SMESH_HypoFilter blsurfFilter;
+ blsurfFilter.Init( blsurfFilter.HasName( BLSURFPlugin_Hypothesis::GetHypType() ));
+ std::list<const SMESHDS_Hypothesis *> appliedHyps;
+ aMesh.GetHypotheses( aShape, blsurfFilter, appliedHyps, false );
+
+ if ( appliedHyps.size() > 0 ) {
+ itl = appliedHyps.begin();
+ theHyp = (*itl); // use only the first hypothesis
+ std::string hypName = theHyp->GetName();
+ if (hypName == BLSURFPlugin_Hypothesis::GetHypType()) {
+ _blsurfHypo = static_cast<const BLSURFPlugin_Hypothesis*> (theHyp);
+ ASSERT(_blsurfHypo);
+ return true;
+ }
+ }
+ return false;
+}
+#endif
+
//=============================================================================
/*!
*
// MESSAGE("HexoticPlugin_Hexotic::CheckHypothesis");
_hypothesis = NULL;
- list<const SMESHDS_Hypothesis*>::const_iterator itl;
+ std::list<const SMESHDS_Hypothesis*>::const_iterator itl;
const SMESHDS_Hypothesis* theHyp;
- const list<const SMESHDS_Hypothesis*>& hyps = GetUsedHypothesis(aMesh, aShape);
+ const std::list<const SMESHDS_Hypothesis*>& hyps = GetUsedHypothesis(aMesh, aShape, false);
int nbHyp = hyps.size();
if (!nbHyp) {
aStatus = SMESH_Hypothesis::HYP_OK;
itl = hyps.begin();
theHyp = (*itl); // use only the first hypothesis
- string hypName = theHyp->GetName();
- if (hypName == "Hexotic_Parameters") {
+ std::string hypName = theHyp->GetName();
+ if (hypName == HexoticPlugin_Hypothesis::GetHypType() ) {
_hypothesis = static_cast<const HexoticPlugin_Hypothesis*> (theHyp);
ASSERT(_hypothesis);
aStatus = SMESH_Hypothesis::HYP_OK;
}
else
aStatus = SMESH_Hypothesis::HYP_INCOMPATIBLE;
-
+
+#ifdef WITH_BLSURFPLUGIN
+ CheckBLSURFHypothesis(aMesh, aShape);
+#endif
+
return aStatus == SMESH_Hypothesis::HYP_OK;
}
TopoDS_Shape aShape,
const TopoDS_Shape* t_Shape,
double** t_Box,
- const int nShape) {
- double *pntCoor;
+ const int nShape)
+{
+ double pntCoor[3];
int iShape, nbNode = 8;
- pntCoor = new double[3];
for ( int i=0; i<3; i++ ) {
pntCoor[i] = 0;
for ( int j=0; j<nbNode; j++ ) {
}
pntCoor[i] /= nbNode;
}
-
gp_Pnt aPnt(pntCoor[0], pntCoor[1], pntCoor[2]);
+
+ if ( aShape.IsNull() ) aShape = t_Shape[0];
BRepClass3d_SolidClassifier SC (aShape, aPnt, Precision::Confusion());
- if ( not(SC.State() == TopAbs_IN) ) {
- for (iShape = 0; iShape < nShape; iShape++) {
- aShape = t_Shape[iShape];
- if ( not( pntCoor[0] < t_Box[iShape][0] || t_Box[iShape][1] < pntCoor[0] ||
- pntCoor[1] < t_Box[iShape][2] || t_Box[iShape][3] < pntCoor[1] ||
- pntCoor[2] < t_Box[iShape][4] || t_Box[iShape][5] < pntCoor[2]) ) {
- BRepClass3d_SolidClassifier SC (aShape, aPnt, Precision::Confusion());
+ if ( !(SC.State() == TopAbs_IN) ) {
+ aShape.Nullify();
+ for (iShape = 0; iShape < nShape && aShape.IsNull(); iShape++) {
+ if ( !( pntCoor[0] < t_Box[iShape][0] || t_Box[iShape][1] < pntCoor[0] ||
+ pntCoor[1] < t_Box[iShape][2] || t_Box[iShape][3] < pntCoor[1] ||
+ pntCoor[2] < t_Box[iShape][4] || t_Box[iShape][5] < pntCoor[2]) ) {
+ BRepClass3d_SolidClassifier SC (t_Shape[iShape], aPnt, Precision::Confusion());
if (SC.State() == TopAbs_IN)
- break;
+ aShape = t_Shape[iShape];
}
}
}
- delete [] pntCoor;
return aShape;
}
-//=======================================================================
-//function : findEdge
-//purpose :
-//=======================================================================
-
-static int findEdge(const SMDS_MeshNode* aNode,
- const SMESHDS_Mesh* theMesh,
- const int nEdge,
- const TopoDS_Shape* t_Edge) {
-
- TopoDS_Shape aPntShape, foundEdge;
- TopoDS_Vertex aVertex;
- gp_Pnt aPnt( aNode->X(), aNode->Y(), aNode->Z() );
-
- int foundInd, ind;
- double nearest = RealLast(), *t_Dist;
- double epsilon = Precision::Confusion();
-
- t_Dist = new double[ nEdge ];
- aPntShape = BRepBuilderAPI_MakeVertex( aPnt ).Shape();
- aVertex = TopoDS::Vertex( aPntShape );
-
- for ( ind=0; ind < nEdge; ind++ ) {
- BRepExtrema_DistShapeShape aDistance ( aVertex, t_Edge[ind] );
- t_Dist[ind] = aDistance.Value();
- if ( t_Dist[ind] < nearest ) {
- nearest = t_Dist[ind];
- foundEdge = t_Edge[ind];
- foundInd = ind;
- if ( nearest < epsilon )
- ind = nEdge;
- }
- }
-
- delete [] t_Dist;
- return theMesh->ShapeToIndex( foundEdge );
-}
-
//=======================================================================
//function : getNbShape
//purpose :
//=======================================================================
-static int getNbShape(string aFile, string aString) {
- int number;
- string aLine;
- ifstream file(aFile.c_str());
+static int getNbShape(std::string aFile, std::string aString, int defaultValue=0) {
+ int number = defaultValue;
+ std::string aLine;
+ std::ifstream file(aFile.c_str());
while ( !file.eof() ) {
getline( file, aLine);
if ( aLine == aString ) {
getline( file, aLine);
- istringstream stringFlux( aLine );
+ std::istringstream stringFlux( aLine );
stringFlux >> number;
+ number = ( number + defaultValue + std::abs(number - defaultValue) ) / 2;
break;
}
}
//purpose :
//=======================================================================
-static void printWarning(const int nbExpected, string aString, const int nbFound) {
- cout << endl;
- cout << "WARNING : " << nbExpected << " " << aString << " expected, Hexotic has found " << nbFound << endl;
- cout << "=======" << endl;
- cout << endl;
+static void printWarning(const int nbExpected, std::string aString, const int nbFound) {
+ cout << std::endl;
+ cout << "WARNING : " << nbExpected << " " << aString << " expected, MG-Hexa has found " << nbFound << std::endl;
+ cout << "=======" << std::endl;
+ cout << std::endl;
return;
}
//=======================================================================
-//function : writeHexoticFile
-//purpose :
+//function : removeHexoticFiles
+//purpose :
//=======================================================================
-static bool writeHexoticFile (ofstream & theFile,
- const SMESHDS_Mesh * theMesh,
- map <int,int> & theSmdsToHexoticIdMap,
- map <int,const SMDS_MeshNode*> & theHexoticIdToNodeMap,
- const TCollection_AsciiString & Hexotic_In) {
- cout << endl;
- cout << "Creating Hexotic processed mesh file : " << Hexotic_In << endl;
-
- int nbShape = 0;
-
- TopExp_Explorer expface(theMesh->ShapeToMesh(), TopAbs_FACE);
- for ( ; expface.More(); expface.Next() )
- nbShape++;
-
- int *tabID;
- int *tabNodeId;
- TopoDS_Shape *tabShape, aShape;
-
- int shapeID;
- bool idFound;
-
- int nbVertices = 0;
- int nbTriangles = 0;
- const char* space = " ";
- int dummy_1D = 0;
- int dummy_2D;
-
- int aSmdsNodeID = 1;
- const SMDS_MeshNode* aNode;
- SMDS_NodeIteratorPtr itOnNode;
-
- list< const SMDS_MeshElement* > faces;
- list< const SMDS_MeshElement* >::iterator itListFace;
- const SMDS_MeshElement* aFace;
- SMESHDS_SubMesh* theSubMesh;
- map<int,int>::const_iterator itOnSmdsNode;
- SMDS_ElemIteratorPtr itOnSubNode, itOnSubFace;
-
-// Writing SMESH points into Hexotic File
-
- nbVertices = theMesh->NbNodes();
-
- theFile << "MeshVersionFormatted 1" << endl;
- theFile << endl;
- theFile << "Dimension" << endl;
- theFile << 3 << endl;
- theFile << "# Set of mesh vertices" << endl;
- theFile << "Vertices" << endl;
- theFile << nbVertices << endl;
-
- tabID = new int[nbShape];
- tabNodeId = new int[ nbVertices ];
- tabShape = new TopoDS_Shape[nbShape];
-
- itOnNode = theMesh->nodesIterator();
- while ( itOnNode->more() ) {
- aNode = itOnNode->next();
- dummy_1D = aNode->GetPosition()->GetShapeId();
- tabNodeId[ aSmdsNodeID - 1 ] = 0;
- idFound = false;
- for ( int j=0; j< aSmdsNodeID; j++ ) {
- if ( dummy_1D == tabNodeId[j] ) {
- idFound = true;
- break;
- }
- }
- if ( not idFound )
- tabNodeId[ aSmdsNodeID - 1 ] = dummy_1D;
- theSmdsToHexoticIdMap.insert( map <int,int>::value_type( aNode->GetID(), aSmdsNodeID ));
- theHexoticIdToNodeMap.insert (map <int,const SMDS_MeshNode*>::value_type( aSmdsNodeID, aNode ));
- aSmdsNodeID++;
- theFile << aNode->X() << space << aNode->Y() << space << aNode->Z() << space << dummy_1D << endl;
- }
-
-// Writing SMESH faces into Hexotic File
-
- nbTriangles = theMesh->NbFaces();
-
- theFile << endl;
- theFile << "# Set of mesh triangles (v1,v2,v3,tag)" << endl;
- theFile << "Triangles" << endl;
- theFile << nbTriangles << endl;
-
- expface.ReInit();
- for ( int i = 0; expface.More(); expface.Next(), i++ ) {
- tabID[i] = 0;
- aShape = expface.Current();
- shapeID = theMesh->ShapeToIndex( aShape );
- idFound = false;
- for ( int j=0; j<=i; j++) {
- if ( shapeID == tabID[j] ) {
- idFound = true;
- break;
- }
- }
- if ( not idFound ) {
- tabID[i] = shapeID;
- tabShape[i] = aShape;
- }
- }
- for ( int i=0; i<nbShape; i++ ) {
- if ( not (tabID[i] == 0) ) {
- aShape = tabShape[i];
- shapeID = tabID[i];
- theSubMesh = theMesh->MeshElements( aShape );
- itOnSubFace = theSubMesh->GetElements();
- while ( itOnSubFace->more() ) {
- aFace = itOnSubFace->next();
- dummy_2D = shapeID;
- itOnSubNode = aFace->nodesIterator();
- while ( itOnSubNode->more() ) {
- aSmdsNodeID = itOnSubNode->next()->GetID();
- itOnSmdsNode = theSmdsToHexoticIdMap.find( aSmdsNodeID );
- ASSERT( itOnSmdsNode != theSmdsToHexoticIdMap.end() );
- theFile << (*itOnSmdsNode).second << space;
- }
- theFile << dummy_2D << endl;
- }
- }
- }
-
- theFile << endl;
- theFile << "End" << endl;
-
- cout << "Processed mesh file created, it contains :" << endl;
- cout << " " << nbVertices << " vertices" << endl;
- cout << " " << nbTriangles << " triangles" << endl;
- cout << endl;
+static void removeHexoticFiles(TCollection_AsciiString file_In, TCollection_AsciiString file_Out) {
+ removeFile( file_In );
+ removeFile( file_Out );
+}
- delete [] tabID;
- delete [] tabNodeId;
- delete [] tabShape;
+//=======================================================================
+//function : splitQuads
+//purpose : splits all quadrangles into triangles
+//=======================================================================
- return true;
+static void splitQuads(SMESH_Mesh& aMesh)
+{
+ SMESH_MeshEditor spliter( &aMesh );
+
+ TIDSortedElemSet elems;
+ SMDS_ElemIteratorPtr eIt = aMesh.GetMeshDS()->elementsIterator();
+ while( eIt->more() )
+ elems.insert( elems.end(), eIt->next() );
+
+ spliter.QuadToTri ( elems, /*the13Diag=*/true);
}
//=======================================================================
//function : readResult
-//purpose :
+//purpose : Read GMF file in case of a mesh with geometry
//=======================================================================
-static bool readResult(string theFile,
+static bool readResult(std::string theFile,
+ HexoticPlugin_Hexotic* theAlgo,
SMESHDS_Mesh* theMesh,
const int nbShape,
const TopoDS_Shape* tabShape,
TopoDS_Shape aShape;
TopoDS_Vertex aVertex;
- string token;
+ std::string token;
int EndOfFile = 0, nbElem = 0, nField = 9, nbRef = 0;
int aHexoticNodeID = 0, shapeID, hexoticShapeID;
- int IdShapeRef = 2;
+ const int IdShapeRef = 2;
int *tabID, *tabRef, *nodeAssigne;
bool *tabDummy, hasDummy = false;
double epsilon = Precision::Confusion();
- map <string,int> mapField;
+ std::map <std::string,int> mapField;
SMDS_MeshNode** HexoticNode;
TopoDS_Shape *tabCorner, *tabEdge;
- tabID = new int[nbShape];
+ const int nbDomains = countShape( theMesh, TopAbs_SHELL );
+ const int holeID = -1;
+
+ // tabID = new int[nbShape];
+ tabID = new int[nbDomains];
tabRef = new int[nField];
tabDummy = new bool[nField];
- for (int i=0; i<nbShape; i++)
+ for (int i=0; i<nbDomains; i++)
tabID[i] = 0;
+ if ( nbDomains == 1 )
+ tabID[0] = theMesh->ShapeToIndex( tabShape[0] );
mapField["MeshVersionFormatted"] = 0; tabRef[0] = 0; tabDummy[0] = false;
mapField["Dimension"] = 1; tabRef[1] = 0; tabDummy[1] = false;
theMesh->RemoveNode( itOnHexoticInputNode->next() );
int nbVertices = getNbShape(theFile, "Vertices");
- int nbHexCorners = getNbShape(theFile, "Corners");
- int nbCorners = countShape( theMesh, TopAbs_VERTEX );
+ int nbCorners = getNbShape(theFile, "Corners", countShape( theMesh, TopAbs_VERTEX ));
int nbShapeEdge = countShape( theMesh, TopAbs_EDGE );
- if ( nbHexCorners != nbCorners ) {
- printWarning(nbCorners, "corners", nbHexCorners);
- if ( nbHexCorners > nbCorners )
- nbCorners = nbHexCorners;
- }
-
tabCorner = new TopoDS_Shape[ nbCorners ];
tabEdge = new TopoDS_Shape[ nbShapeEdge ];
nodeAssigne = new int[ nbVertices + 1 ];
getShape(theMesh, TopAbs_EDGE, tabEdge);
MESSAGE("Read " << theFile << " file");
- ifstream fileRes(theFile.c_str());
+ std::ifstream fileRes(theFile.c_str());
ASSERT(fileRes);
while ( EndOfFile == 0 ) {
}
nbElem = 0;
- if ( nField < (mapField.size() - 1) && nField >= 0 )
+ if ( nField < int(mapField.size() - 1) && nField >= 0 )
fileRes >> nbElem;
switch (nField) {
coord = new double[nbRef];
for ( int iElem = 0; iElem < nbElem; iElem++ ) {
+ if(theAlgo->computeCanceled())
+ {
+ return false;
+ }
aHexoticID = iElem + 1;
for ( int iCoord = 0; iCoord < 3; iCoord++ )
fileRes >> coord[ iCoord ];
MESSAGE("Read " << nbElem << " " << token);
SMDS_MeshNode** node;
int nodeDim, *nodeID;
- SMDS_MeshElement * aHexoticElement;
+ SMDS_MeshElement * aHexoticElement = 0;
node = new SMDS_MeshNode*[ nbRef ];
nodeID = new int[ nbRef ];
for ( int iElem = 0; iElem < nbElem; iElem++ ) {
+ if(theAlgo->computeCanceled())
+ {
+ return false;
+ }
for ( int iRef = 0; iRef < nbRef; iRef++ ) {
fileRes >> aHexoticNodeID; // read nbRef aHexoticNodeID
node[ iRef ] = HexoticNode[ aHexoticNodeID ];
if ( aPnt.Distance( HexoticPnt ) < epsilon )
break;
}
+ if ( nodeAssigne[ nodeID[0] ] != 0 ) { // because "Edges" go before "Corners"
+ theMesh->UnSetNodeOnShape( node[0] );
+ nodeAssigne[ nodeID[0] ] = 0;
+ }
break;
}
case 4: { // "Edges"
int iNode = 1;
if ( nodeAssigne[ nodeID[0] ] == 0 || nodeAssigne[ nodeID[0] ] == 2 )
iNode = 0;
- shapeID = findEdge( node[iNode], theMesh, nbShapeEdge, tabEdge );
+ shapeID = dummy;
break;
}
case 5: { // "Ridges"
}
case 7: { // "Hexahedra"
nodeDim = 4;
- aHexoticElement = theMesh->AddVolume( node[0], node[3], node[2], node[1], node[4], node[7], node[6], node[5] );
- if ( nbShape > 1 ) {
+ if ( nbDomains > 1 ) {
hexoticShapeID = dummy - IdShapeRef;
if ( tabID[ hexoticShapeID ] == 0 ) {
- if (iElem == 0)
- aShape = tabShape[0];
aShape = findShape(node, aShape, tabShape, tabBox, nbShape);
- shapeID = theMesh->ShapeToIndex( aShape );
+ shapeID = aShape.IsNull() ? holeID : theMesh->ShapeToIndex( aShape );
tabID[ hexoticShapeID ] = shapeID;
}
else
shapeID = tabID[ hexoticShapeID ];
if ( iElem == (nbElem - 1) ) {
int shapeAssociated = 0;
- for ( int i=0; i<nbShape; i++ ) {
- if (tabID[i] != 0 )
+ for ( int i=0; i<nbDomains; i++ ) {
+ if (tabID[i] > 0 )
shapeAssociated += 1;
}
if ( shapeAssociated != nbShape )
printWarning(nbShape, "domains", shapeAssociated);
}
}
+ else {
+ shapeID = tabID[0];
+ }
+ if ( shapeID != holeID )
+ aHexoticElement = theMesh->AddVolume( node[0], node[3], node[2], node[1], node[4], node[7], node[6], node[5] );
break;
}
- }
- if ( token != "Ridges" ) {
+ } // switch (nField)
+
+ if ( token != "Ridges" && ( shapeID > 0 || token == "Corners")) {
for ( int i=0; i<nbRef; i++ ) {
if ( nodeAssigne[ nodeID[i] ] == 0 ) {
if ( token == "Corners" ) theMesh->SetNodeOnVertex( node[0], aVertex );
nodeAssigne[ nodeID[i] ] = nodeDim;
}
}
- if ( token != "Corners" )
+ if ( token != "Corners" && aHexoticElement )
theMesh->SetMeshElementOnShape( aHexoticElement, shapeID );
}
}
}
}
}
- cout << endl;
+ cout << std::endl;
+
+ // remove nodes in holes
+ if ( nbDomains > 1 )
+ {
+ SMESHDS_SubMesh* subMesh;
+ for ( int i = 1; i <= nbVertices; ++i )
+ if ( HexoticNode[i]->NbInverseElements() == 0 )
+ {
+ subMesh = HexoticNode[i]->getshapeId() > 0 ? theMesh->MeshElements(HexoticNode[i]->getshapeId() ) : 0;
+ theMesh->RemoveFreeNode( HexoticNode[i], subMesh, /*fromGroups=*/false );
+ }
+ }
delete [] tabID;
delete [] tabRef;
delete [] tabDummy;
return true;
}
+
+//=======================================================================
+//function : readResult
+//purpose : Read GMF file in case of a mesh w/o geometry
+//=======================================================================
+
+static bool readResult(std::string theFile,
+ HexoticPlugin_Hexotic* theAlgo,
+ SMESH_MesherHelper* theHelper)
+{
+ SMESHDS_Mesh* theMesh = theHelper->GetMeshDS();
+
+ // ---------------------------------
+ // Read generated elements and nodes
+ // ---------------------------------
+
+ std::string token;
+ const int nbField = 9;
+ int nField, EndOfFile = 0, nbElem = 0, nbRef = 0;
+ int aHexoticNodeID = 0, shapeID;
+ int tabRef[nbField], *nodeAssigne;
+ bool tabDummy[nbField], hasDummy = false;
+ std::map <std::string,int> mapField;
+ SMDS_MeshNode** HexoticNode;
+
+ mapField["MeshVersionFormatted"] = 0; tabRef[0] = 0; tabDummy[0] = false;
+ mapField["Dimension"] = 1; tabRef[1] = 0; tabDummy[1] = false;
+ mapField["Vertices"] = 2; tabRef[2] = 3; tabDummy[2] = true;
+ mapField["Corners"] = 3; tabRef[3] = 1; tabDummy[3] = false;
+ mapField["Edges"] = 4; tabRef[4] = 2; tabDummy[4] = true;
+ mapField["Ridges"] = 5; tabRef[5] = 1; tabDummy[5] = false;
+ mapField["Quadrilaterals"] = 6; tabRef[6] = 4; tabDummy[6] = true;
+ mapField["Hexahedra"] = 7; tabRef[7] = 8; tabDummy[7] = true;
+ mapField["End"] = 8; tabRef[8] = 0; tabDummy[8] = false;
+
+ {
+ // theMesh->Clear(); -- this does not remove imported mesh
+ SMDS_ElemIteratorPtr eIt = theMesh->elementsIterator();
+ while( eIt->more() )
+ theMesh->RemoveFreeElement( eIt->next(), /*sm=*/0 );
+ SMDS_NodeIteratorPtr nIt = theMesh->nodesIterator();
+ while ( nIt->more() )
+ theMesh->RemoveFreeNode( nIt->next(), /*sm=*/0 );
+ }
+
+ int nbVertices = getNbShape(theFile, "Vertices");
+ HexoticNode = new SMDS_MeshNode*[ nbVertices + 1 ];
+ nodeAssigne = new int[ nbVertices + 1 ];
+
+ MESSAGE("Read " << theFile << " file");
+ std::ifstream fileRes(theFile.c_str());
+ ASSERT(fileRes);
+
+ while ( !EndOfFile )
+ {
+ int dummy;
+ fileRes >> token;
+
+ if (mapField.count(token)) {
+ nField = mapField[token];
+ nbRef = tabRef[nField];
+ hasDummy = tabDummy[nField];
+ }
+ else {
+ nField = -1;
+ nbRef = 0;
+ }
+
+ nbElem = 0;
+ if ( nField < int(mapField.size() - 1) && nField >= 0 )
+ fileRes >> nbElem;
+
+ switch (nField) {
+ case 0: { // "MeshVersionFormatted"
+ MESSAGE(token << " " << nbElem);
+ break;
+ }
+ case 1: { // "Dimension"
+ MESSAGE("Mesh dimension " << nbElem << "D");
+ break;
+ }
+ case 2: { // "Vertices"
+ MESSAGE("Read " << nbElem << " " << token);
+ int aHexoticID;
+ double coord[3];
+ SMDS_MeshNode * aHexoticNode;
+
+ for ( int iElem = 0; iElem < nbElem; iElem++ ) {
+ if(theAlgo->computeCanceled())
+ {
+ return false;
+ }
+ aHexoticID = iElem + 1;
+ for ( int iCoord = 0; iCoord < 3; iCoord++ )
+ fileRes >> coord[ iCoord ];
+ fileRes >> dummy;
+ aHexoticNode = theMesh->AddNode(coord[0], coord[1], coord[2]);
+ HexoticNode[ aHexoticID ] = aHexoticNode;
+ nodeAssigne[ aHexoticID ] = 0;
+ }
+ break;
+ }
+ case 3: // "Corners"
+ case 4: // "Edges"
+ case 5: // "Ridges"
+ case 6: // "Quadrilaterals"
+ case 7: { // "Hexahedra"
+ MESSAGE("Read " << nbElem << " " << token);
+ std::vector< SMDS_MeshNode* > node( nbRef );
+ std::vector< int > nodeID( nbRef );
+
+ for ( int iElem = 0; iElem < nbElem; iElem++ )
+ {
+ if(theAlgo->computeCanceled())
+ {
+ return false;
+ }
+ for ( int iRef = 0; iRef < nbRef; iRef++ )
+ {
+ fileRes >> aHexoticNodeID; // read nbRef aHexoticNodeID
+ node [ iRef ] = HexoticNode[ aHexoticNodeID ];
+ nodeID[ iRef ] = aHexoticNodeID;
+ }
+ if ( hasDummy )
+ fileRes >> dummy;
+ switch (nField)
+ {
+ case 4: // "Edges"
+ theHelper->AddEdge( node[0], node[1] ); break;
+ case 6: // "Quadrilaterals"
+ theMesh->AddFace( node[0], node[1], node[2], node[3] ); break;
+ case 7: // "Hexahedra"
+ theHelper->AddVolume( node[0], node[3], node[2], node[1],
+ node[4], node[7], node[6], node[5] ); break;
+ default: continue;
+ }
+ if ( nField == 6 )
+ for ( int iRef = 0; iRef < nbRef; iRef++ )
+ nodeAssigne[ nodeID[ iRef ]] = 1;
+ }
+ break;
+ }
+ case 8: { // "End"
+ EndOfFile = 1;
+ MESSAGE("End of " << theFile << " file");
+ break;
+ }
+ default: {
+ MESSAGE("Unknown Token: " << token);
+ }
+ }
+ }
+ cout << std::endl;
+
+ shapeID = theHelper->GetSubShapeID();
+ for ( int i = 0; i < nbVertices; ++i )
+ if ( !nodeAssigne[ i+1 ])
+ theMesh->SetNodeInVolume( HexoticNode[ i+1 ], shapeID );
+
+ delete [] HexoticNode;
+ delete [] nodeAssigne;
+ return true;
+}
+
//=============================================================================
/*!
- * Pass parameters to Hexotic
+ * Pass parameters to MG-Hexa
*/
//=============================================================================
if (hyp) {
_hexesMinLevel = hyp->GetHexesMinLevel();
_hexesMaxLevel = hyp->GetHexesMaxLevel();
- _hexoticQuadrangles = hyp->GetHexoticQuadrangles();
+ _hexesMinSize = hyp->GetMinSize();
+ _hexesMaxSize = hyp->GetMaxSize();
_hexoticIgnoreRidges = hyp->GetHexoticIgnoreRidges();
_hexoticInvalidElements = hyp->GetHexoticInvalidElements();
_hexoticSharpAngleThreshold = hyp->GetHexoticSharpAngleThreshold();
+ _hexoticNbProc = hyp->GetHexoticNbProc();
+ _hexoticWorkingDirectory = hyp->GetHexoticWorkingDirectory();
+ _hexoticVerbosity = hyp->GetHexoticVerbosity();
+ _hexoticMaxMemory = hyp->GetHexoticMaxMemory();
+ _hexoticSdMode = hyp->GetHexoticSdMode();
+ _textOptions = hyp->GetTextOptions();
+ _sizeMaps = hyp->GetSizeMaps();
+ _nbLayers = hyp->GetNbLayers();
+ _firstLayerSize = hyp->GetFirstLayerSize();
+ _direction = hyp->GetDirection();
+ _growth = hyp->GetGrowth();
+ _facesWithLayers = hyp->GetFacesWithLayers();
+ _imprintedFaces = hyp->GetImprintedFaces();
}
else {
- cout << endl;
- cout << "WARNING : The Hexotic default parameters are taken into account" << endl;
- cout << "=======" << endl;
+ cout << std::endl;
+ cout << "WARNING : The MG-Hexa default parameters are taken into account" << std::endl;
+ cout << "=======" << std::endl;
_hexesMinLevel = hyp->GetDefaultHexesMinLevel();
_hexesMaxLevel = hyp->GetDefaultHexesMaxLevel();
- _hexoticQuadrangles = hyp->GetDefaultHexoticQuadrangles();
+ _hexesMinSize = hyp->GetDefaultMinSize();
+ _hexesMaxSize = hyp->GetDefaultMaxSize();
_hexoticIgnoreRidges = hyp->GetDefaultHexoticIgnoreRidges();
_hexoticInvalidElements = hyp->GetDefaultHexoticInvalidElements();
_hexoticSharpAngleThreshold = hyp->GetDefaultHexoticSharpAngleThreshold();
+ _hexoticNbProc = hyp->GetDefaultHexoticNbProc();
+ _hexoticWorkingDirectory = hyp->GetDefaultHexoticWorkingDirectory();
+ _hexoticVerbosity = hyp->GetDefaultHexoticVerbosity();
+ _hexoticMaxMemory = hyp->GetDefaultHexoticMaxMemory();
+ _hexoticSdMode = hyp->GetDefaultHexoticSdMode();
+ _textOptions = hyp->GetDefaultTextOptions();
+ _sizeMaps = hyp->GetDefaultHexoticSizeMaps();
+ _nbLayers = hyp->GetDefaultNbLayers();
+ _firstLayerSize = hyp->GetDefaultFirstLayerSize();
+ _direction = hyp->GetDefaultDirection();
+ _growth = hyp->GetDefaultGrowth();
+ _facesWithLayers = hyp->GetDefaultFacesWithLayers();
+ _imprintedFaces = hyp->GetDefaultImprintedFaces();
}
}
//purpose :
//=======================================================================
-static TCollection_AsciiString getTmpDir()
+// static TCollection_AsciiString getTmpDir()
+// {
+// TCollection_AsciiString aTmpDir;
+
+// char *Tmp_dir = getenv("SALOME_TMP_DIR");
+// #ifdef WIN32
+// if(Tmp_dir == NULL) {
+// Tmp_dir = getenv("TEMP");
+// if( Tmp_dir== NULL )
+// Tmp_dir = getenv("TMP");
+// }
+// #endif
+
+// if(Tmp_dir != NULL) {
+// aTmpDir = Tmp_dir;
+// #ifdef WIN32
+// if(aTmpDir.Value(aTmpDir.Length()) != '\\') aTmpDir+='\\';
+// #else
+// if(aTmpDir.Value(aTmpDir.Length()) != '/') aTmpDir+='/';
+// #endif
+// }
+// else {
+// #ifdef WIN32
+// aTmpDir = TCollection_AsciiString("C:\\");
+// #else
+// aTmpDir = TCollection_AsciiString("/tmp/");
+// #endif
+// }
+// return aTmpDir;
+// }
+
+//=======================================================================
+//function : getSuffix
+//purpose : Returns a suffix that will be unique for the current process
+//=======================================================================
+
+static TCollection_AsciiString getSuffix()
{
- TCollection_AsciiString aTmpDir;
+ TCollection_AsciiString aSuffix = "";
+ aSuffix += "_";
+#ifndef WIN32
+ aSuffix += getenv("USER");
+#else
+ aSuffix += getenv("USERNAME");
+#endif
+ aSuffix += "_";
+ aSuffix += Kernel_Utils::GetHostname().c_str();
+ aSuffix += "_";
+#ifndef WIN32
+ aSuffix += getpid();
+#else
+ aSuffix += _getpid();
+#endif
+
+ return aSuffix;
+}
+
+//================================================================================
+/*!
+ * \brief Returns a command to run MG-Hexa mesher
+ */
+//================================================================================
- char *Tmp_dir = getenv("SALOME_TMP_DIR");
- if(Tmp_dir != NULL) {
- aTmpDir = Tmp_dir;
- #ifdef WIN32
- if(aTmpDir.Value(aTmpDir.Length()) != '\\') aTmpDir+='\\';
- #else
- if(aTmpDir.Value(aTmpDir.Length()) != '/') aTmpDir+='/';
- #endif
+std::string HexoticPlugin_Hexotic::getHexoticCommand(const TCollection_AsciiString& Hexotic_In,
+ const TCollection_AsciiString& Hexotic_Out,
+ const TCollection_AsciiString& Hexotic_SizeMap_Prefix) const
+{
+ cout << std::endl;
+ cout << "MG-Hexa execution..." << std::endl;
+ cout << _name << " parameters :" << std::endl;
+ cout << " " << _name << " Verbosity = " << _hexoticVerbosity << std::endl;
+ cout << " " << _name << " Max Memory = " << _hexoticMaxMemory << std::endl;
+ cout << " " << _name << " Segments Min Level = " << _hexesMinLevel << std::endl;
+ cout << " " << _name << " Segments Max Level = " << _hexesMaxLevel << std::endl;
+ cout << " " << _name << " Segments Min Size = " << _hexesMinSize << std::endl;
+ cout << " " << _name << " Segments Max Size = " << _hexesMaxSize << std::endl;
+ cout << " " << "MG-Hexa can ignore ridges : " << (_hexoticIgnoreRidges ? "yes":"no") << std::endl;
+ cout << " " << "MG-Hexa authorize invalide elements : " << ( _hexoticInvalidElements ? "yes":"no") << std::endl;
+ cout << " " << _name << " Sharp angle threshold = " << _hexoticSharpAngleThreshold << " degrees" << std::endl;
+ cout << " " << _name << " Number of threads = " << _hexoticNbProc << std::endl;
+ cout << " " << _name << " Working directory = \"" << _hexoticWorkingDirectory << "\"" << std::endl;
+ cout << " " << _name << " Sub. Dom mode = " << _hexoticSdMode << std::endl;
+ cout << " " << _name << " Text options = \"" << _textOptions << "\"" << std::endl;
+ cout << " " << _name << " Number of layers = " << _nbLayers << std::endl;
+ cout << " " << _name << " Size of the first layer = " << _firstLayerSize << std::endl;
+ cout << " " << _name << " Direction of the layers = " << ( _direction ? "Inward" : "Outward" ) << std::endl;
+ cout << " " << _name << " Growth = " << _growth << std::endl;
+ if (!_facesWithLayers.empty()) {
+ cout << " " << _name << " Faces with layers = ";
+ for (size_t i = 0; i < _facesWithLayers.size(); i++)
+ {
+ cout << _facesWithLayers.at(i);
+ if ((i + 1) != _facesWithLayers.size())
+ cout << ", ";
+ }
+ cout << std::endl;
}
- else {
- #ifdef WIN32
- aTmpDir = TCollection_AsciiString("C:\\");
- #else
- aTmpDir = TCollection_AsciiString("/tmp/");
- #endif
+ if (!_imprintedFaces.empty()) {
+ cout << " " << _name << " Imprinted faces = ";
+ for (size_t i = 0; i < _imprintedFaces.size(); i++)
+ {
+ cout << _imprintedFaces.at(i);
+ if ((i + 1) != _imprintedFaces.size())
+ cout << ", ";
+ }
+ cout << std::endl;
+ }
+
+ TCollection_AsciiString run_Hexotic( "mg-hexa.exe" );
+
+ TCollection_AsciiString minl = " --min_level ", maxl = " --max_level ", angle = " --ridge_angle ";
+ TCollection_AsciiString mins = " --min_size ", maxs = " --max_size ";
+ TCollection_AsciiString in = " --in ", out = " --out ";
+ TCollection_AsciiString sizeMap = " --read_sizemap ";
+ TCollection_AsciiString ignoreRidges = " --compute_ridges no ", invalideElements = " --allow_invalid_elements yes ";
+ TCollection_AsciiString subdom = " --components ";
+#ifndef WIN32
+ TCollection_AsciiString proc = " --max_number_of_threads ";
+#endif
+ TCollection_AsciiString verb = " --verbose ";
+ TCollection_AsciiString maxmem = " --max_memory ";
+
+ TCollection_AsciiString comNbLayers = " --number_of_boundary_layers ";
+ TCollection_AsciiString comFirstLayerSize = " --height_of_the_first_layer ";
+ TCollection_AsciiString comDirection = " --boundary_layers_subdomain_direction ";
+ TCollection_AsciiString comGrowth = " --boundary_layers_geometric_progression ";
+ TCollection_AsciiString comFacesWithLayers = " --boundary_layers_surface_ids ";
+ TCollection_AsciiString comImptintedFaces = " --imprinted_surface_ids ";
+
+ TCollection_AsciiString minLevel, maxLevel, minSize, maxSize, sharpAngle, mode, nbproc, verbosity, maxMemory,
+ textOptions, nbLayers, firstLayerSize, direction, growth, facesWithLayers, imprintedFaces;
+ minLevel = _hexesMinLevel;
+ maxLevel = _hexesMaxLevel;
+ minSize = _hexesMinSize;
+ maxSize = _hexesMaxSize;
+ sharpAngle = _hexoticSharpAngleThreshold;
+ // Mode translation for mg-tetra 1.1
+ switch ( _hexoticSdMode )
+ {
+ case 1:
+ mode = "outside_skin_only";
+ break;
+ case 2:
+ mode = "outside_components";
+ break;
+ case 3:
+ mode = "all";
+ break;
+ case 4:
+ mode = "all --manifold_geometry no";
+ break;
+ }
+ nbproc = _hexoticNbProc;
+ verbosity = _hexoticVerbosity;
+ maxMemory = _hexoticMaxMemory;
+ textOptions = (" " + _textOptions + " ").c_str();
+ nbLayers = _nbLayers;
+ firstLayerSize = _firstLayerSize;
+ direction = _direction ? "1" : "-1";
+ growth = _growth;
+ for (size_t i = 0; i < _facesWithLayers.size(); i++)
+ {
+ facesWithLayers += _facesWithLayers[i];
+ if ((i + 1) != _facesWithLayers.size())
+ facesWithLayers += ",";
+ }
+ for (size_t i = 0; i < _imprintedFaces.size(); i++)
+ {
+ imprintedFaces += _imprintedFaces[i];
+ if ((i + 1) != _imprintedFaces.size())
+ imprintedFaces += ",";
+ }
+
+ if (_hexoticIgnoreRidges)
+ run_Hexotic += ignoreRidges;
+
+ if (_hexoticInvalidElements)
+ run_Hexotic += invalideElements;
+
+ if (_hexesMinSize > 0)
+ run_Hexotic += mins + minSize;
+
+ if (_hexesMaxSize > 0)
+ run_Hexotic += maxs + maxSize;
+
+ if (_hexesMinLevel > 0)
+ run_Hexotic += minl + minLevel;
+
+ if (_hexesMaxLevel > 0)
+ run_Hexotic += maxl + maxLevel;
+
+ if (_hexoticSharpAngleThreshold > 0)
+ run_Hexotic += angle + sharpAngle;
+
+ if (_sizeMaps.begin() != _sizeMaps.end())
+ run_Hexotic += sizeMap + Hexotic_SizeMap_Prefix;
+
+ if (_nbLayers > 0 &&
+ _firstLayerSize > 0 &&
+ _growth > 0 &&
+ !_facesWithLayers.empty())
+ {
+ run_Hexotic += comNbLayers + nbLayers;
+ run_Hexotic += comFirstLayerSize + firstLayerSize;
+ run_Hexotic += comDirection + direction;
+ run_Hexotic += comGrowth + growth;
+ run_Hexotic += comFacesWithLayers + facesWithLayers;
+ if (!_imprintedFaces.empty())
+ run_Hexotic += comImptintedFaces + imprintedFaces;
+ }
+ run_Hexotic += in + Hexotic_In + out + Hexotic_Out;
+ run_Hexotic += subdom + mode;
+#ifndef WIN32
+ run_Hexotic += proc + nbproc;
+#endif
+ run_Hexotic += verb + verbosity;
+ run_Hexotic += maxmem + maxMemory;
+
+ if (!_textOptions.empty())
+ run_Hexotic += textOptions;
+
+ return run_Hexotic.ToCString();
+}
+
+// TODO : this is a duplication of some code found in BLSURFPlugin_BLSURF find a proper
+// way to share it
+TopoDS_Shape HexoticPlugin_Hexotic::entryToShape(std::string entry)
+{
+ MESSAGE("HexoticPlugin_Hexotic::entryToShape "<<entry );
+ GEOM::GEOM_Object_var aGeomObj;
+ TopoDS_Shape S = TopoDS_Shape();
+ SALOMEDS::SObject_var aSObj = myStudy->FindObjectID( entry.c_str() );
+ if (!aSObj->_is_nil()) {
+ CORBA::Object_var obj = aSObj->GetObject();
+ aGeomObj = GEOM::GEOM_Object::_narrow(obj);
+ aSObj->UnRegister();
+ }
+ if ( !aGeomObj->_is_nil() )
+ S = smeshGen_i->GeomObjectToShape( aGeomObj.in() );
+ return S;
+}
+
+//================================================================================
+/*!
+ * \brief Produces a .mesh file with the size maps informations to give to Hexotic
+ */
+//================================================================================
+std::vector<std::string> HexoticPlugin_Hexotic::writeSizeMapFile( std::string sizeMapPrefix )
+{
+ HexoticPlugin_Hypothesis::THexoticSizeMaps::iterator it ;
+
+ // The GMF driver will be used to write the size map file
+ DriverGMF_Write aWriter;
+ aWriter.SetSizeMapPrefix( sizeMapPrefix );
+
+ std::vector<Control_Pnt> points;
+ // Iterate on the size maps
+ for (it=_sizeMaps.begin(); it!=_sizeMaps.end(); it++)
+ {
+ // Step 1 : Get the GEOM object entry and the size
+ // from the _sizeMaps infos
+ std::string anEntry = it->first;
+ double aLocalSize = it->second;
+ TopoDS_Shape aShape = entryToShape( anEntry );
+
+ // Step 2 : Create the points
+ createControlPoints( aShape, aLocalSize, points );
+ }
+ // Write the .mesh size map file
+ aWriter.PerformSizeMap(points);
+ return aWriter.GetSizeMapFiles();
+}
+
+//================================================================================
+/*!
+ * \brief Fills a vector of points from which a size map input file can be written
+ */
+//================================================================================
+void HexoticPlugin_Hexotic::createControlPoints( const TopoDS_Shape& aShape,
+ const double& theSize,
+ std::vector<Control_Pnt>& thePoints )
+{
+ if ( aShape.ShapeType() == TopAbs_VERTEX )
+ {
+ gp_Pnt aPnt = BRep_Tool::Pnt( TopoDS::Vertex(aShape) );
+ Control_Pnt aControl_Pnt( aPnt, theSize );
+ thePoints.push_back( aControl_Pnt );
+ }
+ if ( aShape.ShapeType() == TopAbs_EDGE )
+ {
+ createPointsSampleFromEdge( aShape, theSize, thePoints );
+ }
+ else if ( aShape.ShapeType() == TopAbs_WIRE )
+ {
+ TopExp_Explorer Ex;
+ for (Ex.Init(aShape,TopAbs_EDGE); Ex.More(); Ex.Next())
+ {
+ createPointsSampleFromEdge( Ex.Current(), theSize, thePoints );
+ }
+ }
+ else if ( aShape.ShapeType() == TopAbs_FACE )
+ {
+ createPointsSampleFromFace( aShape, theSize, thePoints );
+ }
+ else if ( aShape.ShapeType() == TopAbs_SOLID )
+ {
+ createPointsSampleFromSolid( aShape, theSize, thePoints );
+ }
+ else if ( aShape.ShapeType() == TopAbs_COMPOUND )
+ {
+ TopoDS_Iterator it( aShape );
+ for(; it.More(); it.Next())
+ {
+ createControlPoints( it.Value(), theSize, thePoints );
+ }
+ }
+}
+
+//================================================================================
+/*!
+ * \brief Fills a vector of points with point samples approximately
+ * \brief spaced with a given size
+ */
+//================================================================================
+void HexoticPlugin_Hexotic::createPointsSampleFromEdge( const TopoDS_Shape& aShape,
+ const double& theSize,
+ std::vector<Control_Pnt>& thePoints )
+{
+ double step = theSize;
+ double first, last;
+ Handle( Geom_Curve ) aCurve = BRep_Tool::Curve( TopoDS::Edge( aShape ), first, last );
+ GeomAdaptor_Curve C ( aCurve );
+ GCPnts_UniformAbscissa DiscretisationAlgo(C, step , first, last, Precision::Confusion());
+ int nbPoints = DiscretisationAlgo.NbPoints();
+
+ for ( int i = 1; i <= nbPoints; i++ )
+ {
+ double param = DiscretisationAlgo.Parameter( i );
+ Control_Pnt aPnt;
+ aCurve->D0( param, aPnt );
+ aPnt.SetSize(theSize);
+ thePoints.push_back( aPnt );
+ }
+}
+
+//================================================================================
+/*!
+ * \brief Fills a vector of points with point samples approximately
+ * \brief spaced with a given size
+ */
+//================================================================================
+void HexoticPlugin_Hexotic::createPointsSampleFromFace( const TopoDS_Shape& aShape,
+ const double& theSize,
+ std::vector<Control_Pnt>& thePoints )
+{
+ BRepMesh_IncrementalMesh M(aShape, 0.01, Standard_True);
+ TopLoc_Location aLocation;
+ TopoDS_Face aFace = TopoDS::Face(aShape);
+
+ // Triangulate the face
+ Handle(Poly_Triangulation) aTri = BRep_Tool::Triangulation (aFace, aLocation);
+
+ // Get the transformation associated to the face location
+ gp_Trsf aTrsf = aLocation.Transformation();
+
+ // Get triangles
+ int nbTriangles = aTri->NbTriangles();
+ Poly_Array1OfTriangle triangles(1,nbTriangles);
+ triangles=aTri->Triangles();
+
+ // GetNodes
+ int nbNodes = aTri->NbNodes();
+ TColgp_Array1OfPnt nodes(1,nbNodes);
+ nodes = aTri->Nodes();
+
+ // Iterate on triangles and subdivide them
+ for(int i=1; i<=nbTriangles; i++)
+ {
+ Poly_Triangle aTriangle = triangles.Value(i);
+ gp_Pnt p1 = nodes.Value(aTriangle.Value(1));
+ gp_Pnt p2 = nodes.Value(aTriangle.Value(2));
+ gp_Pnt p3 = nodes.Value(aTriangle.Value(3));
+
+ p1.Transform(aTrsf);
+ p2.Transform(aTrsf);
+ p3.Transform(aTrsf);
+
+ subdivideTriangle(p1, p2, p3, theSize, thePoints);
+ }
+}
+
+//================================================================================
+/*!
+ * \brief Fills a vector of points with point samples approximately
+ * \brief spaced with a given size
+ */
+//================================================================================
+void HexoticPlugin_Hexotic::createPointsSampleFromSolid( const TopoDS_Shape& aShape,
+ const double& theSize,
+ std::vector<Control_Pnt>& thePoints )
+{
+ // Compute the bounding box
+ double Xmin, Ymin, Zmin, Xmax, Ymax, Zmax;
+ Bnd_Box B;
+ BRepBndLib::Add(aShape, B);
+ B.Get(Xmin, Ymin, Zmin, Xmax, Ymax, Zmax);
+
+ // Create the points
+ double step = theSize;
+
+ for ( double x=Xmin; x-Xmax<Precision::Confusion(); x=x+step )
+ {
+ for ( double y=Ymin; y-Ymax<Precision::Confusion(); y=y+step )
+ {
+ // Step1 : generate the Zmin -> Zmax line
+ gp_Pnt startPnt(x, y, Zmin);
+ gp_Pnt endPnt(x, y, Zmax);
+ gp_Vec aVec(startPnt, endPnt);
+ gp_Lin aLine(startPnt, aVec);
+ double endParam = Zmax - Zmin;
+
+ // Step2 : for each face of aShape:
+ std::set<double> intersections;
+ std::set<double>::iterator it = intersections.begin();
+
+ TopExp_Explorer Ex;
+ for (Ex.Init(aShape,TopAbs_FACE); Ex.More(); Ex.Next())
+ {
+ // check if there is an intersection
+ IntCurvesFace_Intersector anIntersector(TopoDS::Face(Ex.Current()), Precision::Confusion());
+ anIntersector.Perform(aLine, 0, endParam);
+
+ // get the intersection's parameter and store it
+ int nbPoints = anIntersector.NbPnt();
+ for(int i = 0 ; i < nbPoints ; i++ )
+ {
+ it = intersections.insert( it, anIntersector.WParameter(i+1) );
+ }
+ }
+ // Step3 : go through the line chunk by chunk
+ if ( intersections.begin() != intersections.end() )
+ {
+ std::set<double>::iterator intersectionsIterator=intersections.begin();
+ double first = *intersectionsIterator;
+ intersectionsIterator++;
+ bool innerPoints = true;
+ for ( ; intersectionsIterator!=intersections.end() ; intersectionsIterator++ )
+ {
+ double second = *intersectionsIterator;
+ if ( innerPoints )
+ {
+ // If the last chunk was outside of the shape or this is the first chunk
+ // add the points in the range [first, second] to the points vector
+ double localStep = (second -first) / ceil( (second - first) / step );
+ for ( double z = Zmin + first; z < Zmin + second; z = z + localStep )
+ {
+ thePoints.push_back(Control_Pnt( x, y, z, theSize ));
+ }
+ thePoints.push_back(Control_Pnt( x, y, Zmin + second, theSize ));
+ }
+ first = second;
+ innerPoints = !innerPoints;
+ }
+ }
+ }
+ }
+}
+
+//================================================================================
+/*!
+ * \brief Subdivides a triangle until it reaches a certain size (recursive function)
+ */
+//================================================================================
+void HexoticPlugin_Hexotic::subdivideTriangle( const gp_Pnt& p1,
+ const gp_Pnt& p2,
+ const gp_Pnt& p3,
+ const double& theSize,
+ std::vector<Control_Pnt>& thePoints)
+{
+ // Size threshold to stop subdividing
+ // This value ensures that two control points are distant no more than 2*theSize
+ // as shown below
+ //
+ // The greater distance D of the mass center M to each Edge is 1/3 * Median
+ // and Median < sqrt(3/4) * a where a is the greater side (by using Apollonius' thorem).
+ // So D < 1/3 * sqrt(3/4) * a and if a < sqrt(3) * S then D < S/2
+ // and the distance between two mass centers of two neighbouring triangles
+ // sharing an edge is < 2 * 1/2 * S = S
+ // If the traingles share a Vertex and no Edge the distance of the mass centers
+ // to the Vertices is 2*D < S so the mass centers are distant of less than 2*S
+
+ double threshold = sqrt( 3. ) * theSize;
+
+ if ( (p1.Distance(p2) > threshold ||
+ p2.Distance(p3) > threshold ||
+ p3.Distance(p1) > threshold))
+ {
+ std::vector<gp_Pnt> midPoints = computePointsForSplitting(p1, p2, p3);
+
+ subdivideTriangle( midPoints[0], midPoints[1], midPoints[2], theSize, thePoints );
+ subdivideTriangle( midPoints[0], p2, midPoints[1], theSize, thePoints );
+ subdivideTriangle( midPoints[2], midPoints[1], p3, theSize, thePoints );
+ subdivideTriangle( p1, midPoints[0], midPoints[2], theSize, thePoints );
+ }
+ else
+ {
+ double x = (p1.X() + p2.X() + p3.X()) / 3 ;
+ double y = (p1.Y() + p2.Y() + p3.Y()) / 3 ;
+ double z = (p1.Z() + p2.Z() + p3.Z()) / 3 ;
+
+ Control_Pnt massCenter( x ,y ,z, theSize );
+ thePoints.push_back( massCenter );
+ }
+}
+
+//================================================================================
+/*!
+ * \brief Returns the appropriate points for splitting a triangle
+ * \brief the tangency points of the incircle are used in order to have mostly
+ * \brief well-shaped sub-triangles
+ */
+//================================================================================
+std::vector<gp_Pnt> HexoticPlugin_Hexotic::computePointsForSplitting( const gp_Pnt& p1,
+ const gp_Pnt& p2,
+ const gp_Pnt& p3 )
+{
+ std::vector<gp_Pnt> midPoints;
+ //Change coordinates
+ gp_Trsf Trsf_1; // Identity transformation
+ gp_Ax3 reference_system(gp::Origin(), gp::DZ(), gp::DX()); // OXY
+
+ gp_Vec Vx(p1, p3);
+ gp_Vec Vaux(p1, p2);
+ gp_Dir Dx(Vx);
+ gp_Dir Daux(Vaux);
+ gp_Dir Dz = Dx.Crossed(Daux);
+ gp_Ax3 current_system(p1, Dz, Dx);
+
+ Trsf_1.SetTransformation( reference_system, current_system );
+
+ gp_Pnt A = p1.Transformed(Trsf_1);
+ gp_Pnt B = p2.Transformed(Trsf_1);
+ gp_Pnt C = p3.Transformed(Trsf_1);
+
+ double a = B.Distance(C) ;
+ double b = A.Distance(C) ;
+ double c = B.Distance(A) ;
+
+ // Incenter coordinates
+ // see http://mathworld.wolfram.com/Incenter.html
+ double Xi = ( b*B.X() + c*C.X() ) / ( a + b + c );
+ double Yi = ( b*B.Y() ) / ( a + b + c );
+ gp_Pnt Center(Xi, Yi, 0);
+
+ // Calculate the tangency points of the incircle
+ gp_Pnt T1 = tangencyPoint( A, B, Center);
+ gp_Pnt T2 = tangencyPoint( B, C, Center);
+ gp_Pnt T3 = tangencyPoint( C, A, Center);
+
+ gp_Pnt p1_2 = T1.Transformed(Trsf_1.Inverted());
+ gp_Pnt p2_3 = T2.Transformed(Trsf_1.Inverted());
+ gp_Pnt p3_1 = T3.Transformed(Trsf_1.Inverted());
+
+ midPoints.push_back(p1_2);
+ midPoints.push_back(p2_3);
+ midPoints.push_back(p3_1);
+
+ return midPoints;
+}
+
+//================================================================================
+/*!
+ * \brief Computes the tangency points of the circle of center Center with
+ * \brief the straight line (p1 p2)
+ */
+//================================================================================
+gp_Pnt HexoticPlugin_Hexotic::tangencyPoint(const gp_Pnt& p1,
+ const gp_Pnt& p2,
+ const gp_Pnt& Center)
+{
+ double Xt = 0;
+ double Yt = 0;
+
+ // The tangency point is the intersection of the straight line (p1 p2)
+ // and the straight line (Center T) which is orthogonal to (p1 p2)
+ if ( fabs(p1.X() - p2.X()) <= Precision::Confusion() )
+ {
+ Xt=p1.X(); // T is on (p1 p2)
+ Yt=Center.Y(); // (Center T) is orthogonal to (p1 p2)
+ }
+ else if ( fabs(p1.Y() - p2.Y()) <= Precision::Confusion() )
+ {
+ Yt=p1.Y(); // T is on (p1 p2)
+ Xt=Center.X(); // (Center T) is orthogonal to (p1 p2)
}
- return aTmpDir;
+ else
+ {
+ // First straight line coefficients (equation y=a*x+b)
+ double a = (p2.Y() - p1.Y()) / (p2.X() - p1.X()) ;
+ double b = p1.Y() - a*p1.X(); // p1 is on this straight line
+
+ // Second straight line coefficients (equation y=c*x+d)
+ double c = -1 / a; // The 2 lines are orthogonal
+ double d = Center.Y() - c*Center.X(); // Center is on this straight line
+
+ Xt = (d - b) / (a - c);
+ Yt = a*Xt + b;
+ }
+
+ return gp_Pnt( Xt, Yt, 0 );
}
//=============================================================================
/*!
- * Here we are going to use the Hexotic mesher
+ * Here we are going to use the MG-Hexa mesher
*/
//=============================================================================
-bool HexoticPlugin_Hexotic::Compute(SMESH_Mesh& theMesh,
- const TopoDS_Shape& theShape)
+bool HexoticPlugin_Hexotic::Compute(SMESH_Mesh& aMesh,
+ const TopoDS_Shape& aShape)
{
+ _compute_canceled = false;
bool Ok = true;
- SMESHDS_Mesh* meshDS = theMesh.GetMeshDS();
+ SMESHDS_Mesh* meshDS = aMesh.GetMeshDS();
TCollection_AsciiString hexahedraMessage;
if (_iShape == 0 && _nbShape == 0) {
_nbShape = countShape( meshDS, TopAbs_SOLID ); // we count the number of shapes
- _tabNode = new SMDS_MeshNode*[_nbShape]; // we declare the size of the node array
}
// to prevent from displaying error message after computing,
- // we need to create one node for each shape theShape.
-
- _tabNode[_iShape] = meshDS->AddNode(0, 0, 0);
- meshDS->SetNodeInVolume( _tabNode[_iShape], meshDS->ShapeToIndex(theShape) );
+ // SetIsAlwaysComputed( true ) to empty sub-meshes
+ std::vector< SMESH_subMesh* > subMeshesAlwaysComp;
+ for ( int i = 0; i < _nbShape; ++i )
+ if ( SMESH_subMesh* sm = aMesh.GetSubMeshContaining( aShape ))
+ {
+ SMESH_subMeshIteratorPtr smIt = sm->getDependsOnIterator(/*includeSelf=*/true,
+ /*complexShapeFirst=*/false);
+ while ( smIt->more() )
+ {
+ sm = smIt->next();
+ if ( !sm->IsMeshComputed() )
+ {
+ sm->SetIsAlwaysComputed( true );
+ subMeshesAlwaysComp.push_back( sm );
+ }
+ }
+ }
_iShape++;
if (_iShape == _nbShape ) {
- for (int i=0; i<_nbShape; i++) // we destroy the (_nbShape - 1) nodes created and used
- meshDS->RemoveNode( _tabNode[i] ); // to simulate successful mesh computing.
- delete [] _tabNode;
-
// create bounding box for each shape of the compound
int iShape = 0;
SetParameters(_hypothesis);
- cout << endl;
- cout << "Hexotic execution..." << endl;
- cout << _name << " parameters :" << endl;
- cout << " " << _name << " Segments Min Level = " << _hexesMinLevel << endl;
- cout << " " << _name << " Segments Max Level = " << _hexesMaxLevel << endl;
- cout << " " << "Salome Quadrangles : " << (_hexoticQuadrangles ? "yes":"no") << endl;
- cout << " " << "Hexotic can ignore ridges : " << (_hexoticIgnoreRidges ? "yes":"no") << endl;
- cout << " " << "Hexotic authorize invalide elements : " << ( _hexoticInvalidElements ? "yes":"no") << endl;
- cout << " " << _name << " Sharp angle threshold = " << _hexoticSharpAngleThreshold << " degrees" << endl;
-
- TCollection_AsciiString aTmpDir = getTmpDir();
- TCollection_AsciiString Hexotic_In, Hexotic_Out;
- TCollection_AsciiString run_Hexotic( "hexotic" );
-
- TCollection_AsciiString minl = " -minl ", maxl = " -maxl ", angle = " -ra ";
- TCollection_AsciiString in = " -in ", out = " -out ";
- TCollection_AsciiString ignoreRidges = " -nr ", invalideElements = " -inv ";
- TCollection_AsciiString subdom = " -sd ";
-
- TCollection_AsciiString minLevel, maxLevel, sharpAngle, mode;
- minLevel = _hexesMinLevel;
- maxLevel = _hexesMaxLevel;
- sharpAngle = _hexoticSharpAngleThreshold;
- mode = 4;
-
- map <int,int> aSmdsToHexoticIdMap;
- map <int,const SMDS_MeshNode*> aHexoticIdToNodeMap;
-
- Hexotic_In = aTmpDir + "Hexotic_In.mesh";
- Hexotic_Out = aTmpDir + "Hexotic_Out.mesh";
-
- if (_hexoticIgnoreRidges)
- run_Hexotic += ignoreRidges;
-
- if (_hexoticInvalidElements)
- run_Hexotic += invalideElements;
-
- run_Hexotic += angle + sharpAngle + minl + minLevel + maxl + maxLevel + in + Hexotic_In + out + Hexotic_Out;
- run_Hexotic += subdom + mode;
-
- cout << endl;
- cout << "Hexotic command : " << run_Hexotic << endl;
-
- OSD_File( Hexotic_In ).Remove();
- OSD_File( Hexotic_Out ).Remove();
-
- ofstream HexoticFile (Hexotic_In.ToCString() , ios::out);
-
- Ok = ( writeHexoticFile(HexoticFile, meshDS, aSmdsToHexoticIdMap, aHexoticIdToNodeMap, Hexotic_In) );
-
- HexoticFile.close();
+// TCollection_AsciiString aTmpDir = getTmpDir();
+ TCollection_AsciiString aTmpDir = _hexoticWorkingDirectory.c_str();
+#ifdef WIN32
+ if ( aTmpDir.Value(aTmpDir.Length()) != '\\' ) aTmpDir += '\\';
+#else
+ if ( aTmpDir.Value(aTmpDir.Length()) != '/' ) aTmpDir += '/';
+#endif
+ TCollection_AsciiString Hexotic_In(""), Hexotic_Out, Hexotic_SizeMap_Prefix;
+ TCollection_AsciiString modeFile_In( "chmod 666 " ), modeFile_Out( "chmod 666 " ); TCollection_AsciiString aLogFileName = aTmpDir + "Hexotic"+getSuffix()+".log"; // log
+
+ std::map <int,int> aSmdsToHexoticIdMap;
+ std::map <int,const SMDS_MeshNode*> aHexoticIdToNodeMap;
+
+ Hexotic_Out = aTmpDir + "Hexotic"+getSuffix()+"_Out.mesh";
+#ifdef WITH_BLSURFPLUGIN
+ bool defaultInputFile = true;
+ if (_blsurfHypo && !_blsurfHypo->GetQuadAllowed()) {
+ Hexotic_In = _blsurfHypo->GetGMFFile().c_str();
+ if ( !Hexotic_In.IsEmpty() &&
+ SMESH_File( _blsurfHypo->GetGMFFile() ).exists() )
+ defaultInputFile = false;
+ }
+ if (defaultInputFile) {
+#endif
+ Hexotic_In = aTmpDir + "Hexotic"+getSuffix()+"_In.mesh";
+ removeHexoticFiles(Hexotic_In, Hexotic_Out);
+ splitQuads(aMesh); // quadrangles are no longer acceptable as input
+ cout << std::endl;
+ cout << "Creating MG-Hexa input mesh file : " << Hexotic_In << std::endl;
+ aMesh.ExportGMF(Hexotic_In.ToCString(), meshDS, true);
+#ifdef WITH_BLSURFPLUGIN
+ }
+ else {
+ removeFile( Hexotic_Out );
+ }
+#endif
+
+ Hexotic_SizeMap_Prefix = aTmpDir + "Hexotic_SizeMap" + getSuffix();
+ std::vector<std::string> sizeMapFiles = writeSizeMapFile( Hexotic_SizeMap_Prefix.ToCString() );
+
+ std::string run_Hexotic = getHexoticCommand(Hexotic_In, Hexotic_Out, Hexotic_SizeMap_Prefix);
+ run_Hexotic += std::string(" 1> ") + aLogFileName.ToCString(); // dump into file
+
+ cout << std::endl;
+ cout << "MG-Hexa command : " << run_Hexotic << std::endl;
+
+#ifndef WIN32
+ modeFile_In += Hexotic_In;
+ system( modeFile_In.ToCString() );
+#endif
aSmdsToHexoticIdMap.clear();
aHexoticIdToNodeMap.clear();
MESSAGE("HexoticPlugin_Hexotic::Compute");
- system( run_Hexotic.ToCString() );
+ int status = system( run_Hexotic.data() );
// --------------
// read a result
// --------------
- ifstream fileRes( Hexotic_Out.ToCString() );
+ std::ifstream fileRes( Hexotic_Out.ToCString() );
+#ifndef WIN32
+ modeFile_Out += Hexotic_Out;
+ system( modeFile_Out.ToCString() );
+#endif
if ( ! fileRes.fail() ) {
- Ok = readResult( Hexotic_Out.ToCString(), meshDS, _nbShape, tabShape, tabBox );
- hexahedraMessage = "success";
+ Ok = readResult( Hexotic_Out.ToCString(),
+ this,
+ meshDS, _nbShape, tabShape, tabBox );
+ if(Ok) {
+/*********************
+// TODO: Detect and remove elements in holes in case of sd mode = 4
+ // Remove previous nodes and elements
+ SMDS_ElemIteratorPtr itElement = meshDS->elementsIterator();
+ SMDS_NodeIteratorPtr itNode = meshDS->nodesIterator();
+
+ while ( itElement->more() )
+ meshDS->RemoveElement( itElement->next() );
+ while ( itNode->more() )
+ meshDS->RemoveNode( itNode->next() );
+
+ SMESH_ComputeErrorPtr myError = aMesh.GMFToMesh(Hexotic_Out.ToCString());
+ if (myError)
+*/
+ hexahedraMessage = "success";
+ #ifndef _DEBUG_
+ removeFile(Hexotic_Out);
+ removeFile(Hexotic_In);
+ removeFile(aLogFileName);
+ for( int i=0; i<sizeMapFiles.size(); i++)
+ {
+ removeFile( TCollection_AsciiString( sizeMapFiles[i].c_str() ) );
+ }
+ #endif
+ }
+ else {
+ hexahedraMessage = "failed";
+ }
}
else {
hexahedraMessage = "failed";
- cout << "Problem with Hexotic output file " << Hexotic_Out.ToCString() << endl;
+ cout << "Problem with MG-Hexa output file " << Hexotic_Out.ToCString() << std::endl;
Ok = false;
+ // analyse log file
+ SMESH_File logFile( aLogFileName.ToCString() );
+ if ( !logFile.eof() )
+ {
+ char msgLic[] = " Dlim ";
+ const char* fileBeg = logFile.getPos(), *fileEnd = fileBeg + logFile.size();
+ if ( std::search( fileBeg, fileEnd, msgLic, msgLic+strlen(msgLic)) != fileEnd )
+ error("Licence problems.");
+ }
+#ifndef WIN32
+ if ( status > 0 && WEXITSTATUS(status) == 127 )
+ error("mg-hexa.exe: command not found");
+#else
+ int err = errno;
+ if ( status == 0 && err == ENOENT ) {
+ error("mg-hexa.exe: command not found");
+ }
+#endif
}
- cout << "Hexahedra meshing " << hexahedraMessage << endl;
- cout << endl;
+ cout << "Hexahedra meshing " << hexahedraMessage << std::endl;
+ cout << std::endl;
+
+ // restore "always computed" flag of sub-meshes (0022127)
+ for ( size_t iSM = 0; iSM < subMeshesAlwaysComp.size(); ++iSM )
+ subMeshesAlwaysComp[ iSM ]->SetIsAlwaysComputed( false );
delete [] tabShape;
for (int i=0; i<_nbShape; i++)
_nbShape = 0;
_iShape = 0;
}
+ if(_compute_canceled)
+ return error(SMESH_Comment("interruption initiated by user"));
return Ok;
}
//=============================================================================
/*!
- *
+ * \brief Computes mesh without geometry
+ * \param aMesh - the mesh
+ * \param aHelper - helper that must be used for adding elements to \aaMesh
+ * \retval bool - is a success
+ *
+ * The method is called if ( !aMesh->HasShapeToMesh() )
*/
//=============================================================================
-ostream & HexoticPlugin_Hexotic::SaveTo(ostream & save)
+bool HexoticPlugin_Hexotic::Compute(SMESH_Mesh & aMesh, SMESH_MesherHelper* aHelper)
{
- return save;
-}
+ _compute_canceled = false;
+/*
+ SMESH_ComputeErrorPtr myError = SMESH_ComputeError::New();
+*/
+ bool Ok = true;
+ TCollection_AsciiString hexahedraMessage;
-//=============================================================================
-/*!
- *
- */
-//=============================================================================
+ SetParameters(_hypothesis);
-istream & HexoticPlugin_Hexotic::LoadFrom(istream & load)
-{
- return load;
+ TCollection_AsciiString aTmpDir = _hexoticWorkingDirectory.c_str();//getTmpDir();
+ TCollection_AsciiString Hexotic_In, Hexotic_Out, Hexotic_SizeMap_Prefix;
+ TCollection_AsciiString modeFile_In( "chmod 666 " ), modeFile_Out( "chmod 666 " );
+ TCollection_AsciiString aLogFileName = aTmpDir + "Hexotic"+getSuffix()+".log"; // log
+
+ std::map <int,int> aSmdsToHexoticIdMap;
+ std::map <int,const SMDS_MeshNode*> aHexoticIdToNodeMap;
+
+ Hexotic_In = aTmpDir + "Hexotic"+getSuffix()+"_In.mesh";
+ Hexotic_Out = aTmpDir + "Hexotic"+getSuffix()+"_Out.mesh";
+ Hexotic_SizeMap_Prefix = aTmpDir + "Hexotic_SizeMap";
+
+
+ std::vector<std::string> sizeMapFiles = writeSizeMapFile( Hexotic_SizeMap_Prefix.ToCString() );
+
+ std::string run_Hexotic = getHexoticCommand(Hexotic_In, Hexotic_Out, Hexotic_SizeMap_Prefix);
+ run_Hexotic += std::string(" 1> ") + aLogFileName.ToCString(); // dump into file
+
+ removeHexoticFiles(Hexotic_In, Hexotic_Out);
+
+ splitQuads(aMesh); // quadrangles are no longer acceptable as input
+
+ cout << std::endl;
+ cout << "Creating MG-Hexa input mesh file : " << Hexotic_In << std::endl;
+ aMesh.ExportGMF(Hexotic_In.ToCString(), aHelper->GetMeshDS());
+#ifndef WIN32
+ modeFile_In += Hexotic_In;
+ system( modeFile_In.ToCString() );
+#endif
+ aSmdsToHexoticIdMap.clear();
+ aHexoticIdToNodeMap.clear();
+
+ MESSAGE("HexoticPlugin_Hexotic::Compute");
+
+ cout << std::endl;
+ cout << "MG-Hexa command : " << run_Hexotic << std::endl;
+ system( run_Hexotic.data() );
+
+ // --------------
+ // read a result
+ // --------------
+
+ std::ifstream fileRes( Hexotic_Out.ToCString() );
+ modeFile_Out += Hexotic_Out;
+ system( modeFile_Out.ToCString() );
+ if ( ! fileRes.fail() ) {
+ Ok = readResult( Hexotic_Out.ToCString(),
+ this,
+ aHelper );
+ if(Ok)
+/*
+ // Remove previous nodes and elements
+ SMDS_ElemIteratorPtr itElement = aHelper->GetMeshDS()->elementsIterator();
+ SMDS_NodeIteratorPtr itNode = aHelper->GetMeshDS()->nodesIterator();
+
+ while ( itElement->more() )
+ aHelper->GetMeshDS()->RemoveElement( itElement->next() );
+ while ( itNode->more() )
+ aHelper->GetMeshDS()->RemoveNode( itNode->next() );
+
+ // Import GMF mesh
+ myError = aMesh.GMFToMesh(Hexotic_Out.ToCString());
+
+ itElement = aHelper->GetMeshDS()->elementsIterator();
+ itNode = aHelper->GetMeshDS()->nodesIterator();
+
+ // Assign nodes and elements to the pseudo shape
+ while ( itNode->more() )
+ aHelper->GetMeshDS()->SetNodeInVolume(itNode->next(), 1);
+ while ( itElement->more() )
+ aHelper->GetMeshDS()->SetMeshElementOnShape(itElement->next(), 1);
+
+ if(myError->IsOK())
+*/
+ hexahedraMessage = "success";
+ else
+ hexahedraMessage = "failed";
+ }
+ else {
+/*
+ myError->myName = COMPERR_EXCEPTION;
+*/
+ hexahedraMessage = "failed";
+ cout << "Problem with MG-Hexa output file " << Hexotic_Out << std::endl;
+ // analyse log file
+ SMESH_File logFile( aLogFileName.ToCString() );
+ if ( !logFile.eof() )
+ {
+ char msgLic[] = " Dlim ";
+ const char* fileBeg = logFile.getPos(), *fileEnd = fileBeg + logFile.size();
+ if ( std::search( fileBeg, fileEnd, msgLic, msgLic+strlen(msgLic)) != fileEnd )
+ return error("Licence problems.");
+ }
+ return error(SMESH_Comment("Problem with MG-Hexa output file ")<<Hexotic_Out);
+ }
+ cout << "Hexahedra meshing " << hexahedraMessage << std::endl;
+ cout << std::endl;
+
+ if(_compute_canceled)
+ return error(SMESH_Comment("interruption initiated by user"));
+ removeFile(Hexotic_Out);
+ removeFile(Hexotic_In);
+ removeFile(aLogFileName);
+ for( size_t i=0; i<sizeMapFiles.size(); i++)
+ {
+ removeFile( TCollection_AsciiString(sizeMapFiles[i].c_str()) );
+ }
+ return Ok;
+/*
+ return myError->IsOK();
+*/
}
//=============================================================================
/*!
- *
+ *
*/
//=============================================================================
-ostream & operator << (ostream & save, HexoticPlugin_Hexotic & hyp)
+bool HexoticPlugin_Hexotic::Evaluate(SMESH_Mesh& aMesh,
+ const TopoDS_Shape& aShape,
+ MapShapeNbElems& aResMap)
{
- return hyp.SaveTo( save );
-}
+ std::vector<int> aResVec(SMDSEntity_Last);
+ for(int i=SMDSEntity_Node; i<SMDSEntity_Last; i++) aResVec[i] = 0;
+ SMESH_subMesh * sm = aMesh.GetSubMesh(aShape);
+ aResMap.insert(std::make_pair(sm,aResVec));
-//=============================================================================
-/*!
- *
- */
-//=============================================================================
+ SMESH_ComputeErrorPtr& smError = sm->GetComputeError();
+ smError.reset( new SMESH_ComputeError(COMPERR_ALGO_FAILED,"Evaluation is not implemented",this));
-istream & operator >> (istream & load, HexoticPlugin_Hexotic & hyp)
+ return true;
+}
+
+void HexoticPlugin_Hexotic::CancelCompute()
{
- return hyp.LoadFrom( load );
+ _compute_canceled = true;
+#ifdef WIN32
+#else
+ TCollection_AsciiString aTmpDir = _hexoticWorkingDirectory.c_str(); //getTmpDir();
+ TCollection_AsciiString Hexotic_In = aTmpDir + "Hexotic_In.mesh";
+ TCollection_AsciiString cmd = TCollection_AsciiString("ps ux | grep ") + Hexotic_In;
+ cmd += TCollection_AsciiString(" | grep -v grep | awk '{print $2}' | xargs kill -9 > /dev/null 2>&1");
+ system( cmd.ToCString() );
+#endif
}