Some fixes

src/StdMeshers.test/HexahedronCanonicalShapesTest.cxx

@@ -119,6 +119,9 @@ bool testShape (const TopoDS_Shape theShape,
   GridInitAndIntersectWithShape( grid, theGridSpacing, theSizeThreshold,
                                  theShape, edge2faceIDsMap, 1 );
 
+  SMESH_subMesh * aSubMesh = aMesh->GetSubMesh(theShape);
+  aSubMesh->DependsOn(); // init sub-meshes
+
   Hexahedron hex( &grid );
   int nbAdded = hex.MakeElements( helper, edge2faceIDsMap, 1 );
   if (nbAdded != theNbCreatedExpected) {
@@ -155,10 +158,9 @@ bool testPrimitives()
                   /*gridSpacing*/10, /*theSizeThreshold*/4, /*theNbCreatedExpected*/6))
     isOK = false;
 
-  // TODO: debug this case
+  if (!testShape (aShape, /*toAddEdges*/false, /*toCreateFaces*/true,
-  //if (!testShape (aShape, /*toAddEdges*/false, /*toCreateFaces*/true,
+                  /*gridSpacing*/10, /*theSizeThreshold*/4, /*theNbCreatedExpected*/6))
-  //                /*gridSpacing*/10, /*theSizeThreshold*/4, /*theNbCreatedExpected*/8))
+    isOK = false;
-  //  isOK = false;
 
   if (!testShape (aShape, /*toAddEdges*/false, /*toCreateFaces*/false,
                   /*gridSpacing*/5, /*theSizeThreshold*/4, /*theNbCreatedExpected*/48))

src/StdMeshers.test/HexahedronTest.cxx

@@ -134,6 +134,9 @@ bool testNRTM1()
       TEdge2faceIDsMap edge2faceIDsMap;
       GridInitAndIntersectWithShape( grid, 1.0, 4.0, aShape, edge2faceIDsMap, nThreads );
 
+      SMESH_subMesh * aSubMesh = aMesh->GetSubMesh(aShape);
+      aSubMesh->DependsOn(); // init sub-meshes
+
       Hexahedron hex( &grid );
       int nbAdded = hex.MakeElements( helper, edge2faceIDsMap, nThreads );
       CPPUNIT_ASSERT_MESSAGE( "Number of computed elements does not match", nbAdded == 1024 );
@@ -175,7 +178,12 @@ bool testNRTJ4()
       grid._sizeThreshold = testThreshold;
 
       TEdge2faceIDsMap edge2faceIDsMap;
-      GridInitAndIntersectWithShape( grid, 2.0, testThreshold, aShape, edge2faceIDsMap, nThreads );
+      GridInitAndIntersectWithShape( grid, 2.0, testThreshold,
+                                     aShape, edge2faceIDsMap, nThreads );
+
+      SMESH_subMesh * aSubMesh = aMesh->GetSubMesh(aShape);
+      aSubMesh->DependsOn(); // init sub-meshes
+
       Hexahedron hex( &grid );
       int nbAdded = hex.MakeElements( helper, edge2faceIDsMap, nThreads );
       CPPUNIT_ASSERT_MESSAGE( "Number of computed elements does not match", nbAdded == 35150 );

src/StdMeshers/StdMeshers_CartesianParameters3D.cxx

@@ -361,10 +361,14 @@ void StdMeshers_CartesianParameters3D::ComputeCoordinates(const double    x0,
         ++iCell;
       }
     }
+    if (coords.size() < 2)
+      coords.push_back ( p1 );
+    else {
       const double lastCellLen = coords.back() - coords[ coords.size() - 2 ];
       if ( fabs( coords.back() - p1 ) > 0.5 * lastCellLen )
         coords.push_back ( p1 );
     }
+  }
 
   // correct coords if a forced point is too close to a neighbor node
   if ( forced )

src/StdMeshers/StdMeshers_Cartesian_3D_Hexahedron.cxx

@@ -1100,7 +1100,7 @@ size_t Hexahedron::findCoplanarPolygon
         const size_t nbQuadPolygons,
         std::vector< _OrientedLink* >& freeLinks,
         int& nbFreeLinks,
-        const E_IntersectPoint ipTmp,
+        const E_IntersectPoint& ipTmp,
         std::set< StdMeshers::Cartesian3D::TGeomID >& usedFaceIDs,
         std::map< StdMeshers::Cartesian3D::TGeomID, std::vector< const B_IntersectPoint* > >& tmpAddedFace,
         const StdMeshers::Cartesian3D::TGeomID& curFace)
@@ -2840,7 +2840,6 @@ int Hexahedron::addVolumes( SMESH_MesherHelper& helper )
                                 _hexNodes[3].BoundaryNode(), _hexNodes[1].BoundaryNode(),
                                 _hexNodes[4].BoundaryNode(), _hexNodes[6].BoundaryNode(),
                                 _hexNodes[7].BoundaryNode(), _hexNodes[5].BoundaryNode() );
-        
       }
     }
     else

src/StdMeshers/StdMeshers_Cartesian_3D_Hexahedron.hxx

@@ -107,7 +107,7 @@ namespace Cartesian3D
       char                    _isInternalFlags;
 
       _Node(const SMDS_MeshNode* n=0, const StdMeshers::Cartesian3D::B_IntersectPoint* ip=0)
-        :_node(n), _intPoint(ip), _usedInFace(0), _isInternalFlags(0) {} 
+        :_node(n), _boundaryCornerNode(0), _intPoint(ip), _usedInFace(0), _isInternalFlags(0) {}
       const SMDS_MeshNode*    Node() const
       { return ( _intPoint && _intPoint->_node ) ? _intPoint->_node : _node; }
       const SMDS_MeshNode*    BoundaryNode() const
@@ -166,7 +166,7 @@ namespace Cartesian3D
       std::vector< const StdMeshers::Cartesian3D::F_IntersectPoint* > _fIntPoints; // GridLine intersections with FACEs
       std::vector< _Node* > _fIntNodes;   // _Node's at _fIntPoints
       std::vector< _Link >  _splits;
-      _Link(): _faces{ 0, 0 } {}
+      _Link(): _nodes{ 0, 0 }, _faces{ 0, 0 } {}
     };
 
     // --------------------------------------------------------------------------------
@@ -460,7 +460,7 @@ namespace Cartesian3D
             const size_t nbQuadPolygons,
             std::vector< _OrientedLink* >& freeLinks,
             int& nbFreeLinks,
-            const E_IntersectPoint ipTmp,
+            const E_IntersectPoint& ipTmp,
             std::set< StdMeshers::Cartesian3D::TGeomID >& usedFaceIDs,
             std::map< StdMeshers::Cartesian3D::TGeomID, std::vector< const B_IntersectPoint* > >& tmpAddedFace,
             const StdMeshers::Cartesian3D::TGeomID& curFace);