- Unexpect aCatch(SalomeException);
- MESSAGE("StdMeshers_Hexa_3D::Compute");
- //bool isOk = false;
- SMESHDS_Mesh * meshDS = aMesh.GetMeshDS();
- //SMESH_subMesh *theSubMesh = aMesh.GetSubMesh(aShape);
- //const SMESHDS_SubMesh *& subMeshDS = theSubMesh->GetSubMeshDS();
-
- // 0. - shape and face mesh verification
- // 0.1 - shape must be a solid (or a shell) with 6 faces
- //MESSAGE("---");
-
- vector < SMESH_subMesh * >meshFaces;
- for (TopExp_Explorer exp(aShape, TopAbs_FACE); exp.More(); exp.Next())
- {
- SMESH_subMesh *aSubMesh = aMesh.GetSubMeshContaining(exp.Current());
- ASSERT(aSubMesh);
- meshFaces.push_back(aSubMesh);
- }
- if (meshFaces.size() != 6)
- {
- SCRUTE(meshFaces.size());
-// ASSERT(0);
- return false;
- }
-
- // 0.2 - is each face meshed with Quadrangle_2D? (so, with a wire of 4 edges)
- //MESSAGE("---");
-
- for (int i = 0; i < 6; i++)
- {
- TopoDS_Shape aFace = meshFaces[i]->GetSubShape();
- SMESH_Algo *algo = _gen->GetAlgo(aMesh, aFace);
- string algoName = algo->GetName();
- bool isAllQuad = false;
- if (algoName == "Quadrangle_2D") {
- SMESHDS_SubMesh * sm = meshDS->MeshElements( aFace );
- if ( sm ) {
- isAllQuad = true;
- SMDS_ElemIteratorPtr eIt = sm->GetElements();
- while ( isAllQuad && eIt->more() )
- isAllQuad = ( eIt->next()->NbNodes() == 4 );
- }
- }
- if ( ! isAllQuad ) {
- //modified by NIZNHY-PKV Wed Nov 17 15:31:37 2004 f
- bool bIsOk;
- //
- bIsOk=ComputePentahedralMesh(aMesh, aShape);
- if (bIsOk) {
- return true;
- }
- //modified by NIZNHY-PKV Wed Nov 17 15:31:42 2004 t
- SCRUTE(algoName);
- // ASSERT(0);
- return false;
- }
- StdMeshers_Quadrangle_2D *quadAlgo =
- dynamic_cast < StdMeshers_Quadrangle_2D * >(algo);
- ASSERT(quadAlgo);
- try
- {
- _quads[i] = quadAlgo->CheckAnd2Dcompute(aMesh, aFace);
- // *** to delete after usage
- }
- catch(SALOME_Exception & S_ex)
- {
- // *** delete _quads
- // *** throw exception
- // ASSERT(0);
- return false;
- }
-
- // 0.2.1 - number of points on the opposite edges must be the same
- if (_quads[i]->nbPts[0] != _quads[i]->nbPts[2] ||
- _quads[i]->nbPts[1] != _quads[i]->nbPts[3])
- {
- MESSAGE("different number of points on the opposite edges of face " << i);
- // ASSERT(0);
- return false;
- }
- }
-
- // 1. - identify faces and vertices of the "cube"
- // 1.1 - ancestor maps vertex->edges in the cube
- //MESSAGE("---");
-
- TopTools_IndexedDataMapOfShapeListOfShape MS;
- TopExp::MapShapesAndAncestors(aShape, TopAbs_VERTEX, TopAbs_EDGE, MS);
-
- // 1.2 - first face is choosen as face Y=0 of the unit cube
- //MESSAGE("---");
-
- const TopoDS_Shape & aFace = meshFaces[0]->GetSubShape();
- const TopoDS_Face & F = TopoDS::Face(aFace);
-
- // 1.3 - identify the 4 vertices of the face Y=0: V000, V100, V101, V001
- //MESSAGE("---");
-
- int i = 0;
- TopoDS_Edge E = _quads[0]->edge[i]; //edge will be Y=0,Z=0 on unit cube
- double f, l;
- Handle(Geom2d_Curve) C2d = BRep_Tool::CurveOnSurface(E, F, f, l);
- TopoDS_Vertex VFirst, VLast;
- TopExp::Vertices(E, VFirst, VLast); // corresponds to f and l
- bool isForward =
- (((l - f) * (_quads[0]->last[i] - _quads[0]->first[i])) > 0);
-
- if (isForward)
- {
- _cube.V000 = VFirst; // will be (0,0,0) on the unit cube
- _cube.V100 = VLast; // will be (1,0,0) on the unit cube
- }
- else
- {
- _cube.V000 = VLast;
- _cube.V100 = VFirst;
- }
-
- i = 1;
- E = _quads[0]->edge[i];
- C2d = BRep_Tool::CurveOnSurface(E, F, f, l);
- TopExp::Vertices(E, VFirst, VLast);
- isForward = (((l - f) * (_quads[0]->last[i] - _quads[0]->first[i])) > 0);
- if (isForward)
- _cube.V101 = VLast; // will be (1,0,1) on the unit cube
- else
- _cube.V101 = VFirst;
-
- i = 2;
- E = _quads[0]->edge[i];
- C2d = BRep_Tool::CurveOnSurface(E, F, f, l);
- TopExp::Vertices(E, VFirst, VLast);
- isForward = (((l - f) * (_quads[0]->last[i] - _quads[0]->first[i])) > 0);
- if (isForward)
- _cube.V001 = VLast; // will be (0,0,1) on the unit cube
- else
- _cube.V001 = VFirst;
-
- // 1.4 - find edge X=0, Z=0 (ancestor of V000 not in face Y=0)
- // - find edge X=1, Z=0 (ancestor of V100 not in face Y=0)
- // - find edge X=1, Z=1 (ancestor of V101 not in face Y=0)
- // - find edge X=0, Z=1 (ancestor of V001 not in face Y=0)
- //MESSAGE("---");
-
- TopoDS_Edge E_0Y0 = EdgeNotInFace(aMesh, aShape, F, _cube.V000, MS);
- ASSERT(!E_0Y0.IsNull());
-
- TopoDS_Edge E_1Y0 = EdgeNotInFace(aMesh, aShape, F, _cube.V100, MS);
- ASSERT(!E_1Y0.IsNull());
-
- TopoDS_Edge E_1Y1 = EdgeNotInFace(aMesh, aShape, F, _cube.V101, MS);
- ASSERT(!E_1Y1.IsNull());
-
- TopoDS_Edge E_0Y1 = EdgeNotInFace(aMesh, aShape, F, _cube.V001, MS);
- ASSERT(!E_0Y1.IsNull());
-
- // 1.5 - identify the 4 vertices in face Y=1: V010, V110, V111, V011
- //MESSAGE("---");
-
- TopExp::Vertices(E_0Y0, VFirst, VLast);
- if (VFirst.IsSame(_cube.V000))
- _cube.V010 = VLast;
- else
- _cube.V010 = VFirst;
-
- TopExp::Vertices(E_1Y0, VFirst, VLast);
- if (VFirst.IsSame(_cube.V100))
- _cube.V110 = VLast;
- else
- _cube.V110 = VFirst;
-
- TopExp::Vertices(E_1Y1, VFirst, VLast);
- if (VFirst.IsSame(_cube.V101))
- _cube.V111 = VLast;
- else
- _cube.V111 = VFirst;
-
- TopExp::Vertices(E_0Y1, VFirst, VLast);
- if (VFirst.IsSame(_cube.V001))
- _cube.V011 = VLast;
- else
- _cube.V011 = VFirst;
-
- // 1.6 - find remaining faces given 4 vertices
- //MESSAGE("---");
-
- _indY0 = 0;
- _cube.quad_Y0 = _quads[_indY0];
-
- _indY1 = GetFaceIndex(aMesh, aShape, meshFaces,
- _cube.V010, _cube.V011, _cube.V110, _cube.V111);
- _cube.quad_Y1 = _quads[_indY1];
-
- _indZ0 = GetFaceIndex(aMesh, aShape, meshFaces,
- _cube.V000, _cube.V010, _cube.V100, _cube.V110);
- _cube.quad_Z0 = _quads[_indZ0];
-
- _indZ1 = GetFaceIndex(aMesh, aShape, meshFaces,
- _cube.V001, _cube.V011, _cube.V101, _cube.V111);
- _cube.quad_Z1 = _quads[_indZ1];
-
- _indX0 = GetFaceIndex(aMesh, aShape, meshFaces,
- _cube.V000, _cube.V001, _cube.V010, _cube.V011);
- _cube.quad_X0 = _quads[_indX0];
-
- _indX1 = GetFaceIndex(aMesh, aShape, meshFaces,
- _cube.V100, _cube.V101, _cube.V110, _cube.V111);
- _cube.quad_X1 = _quads[_indX1];
-
- //MESSAGE("---");
-
- // 1.7 - get convertion coefs from face 2D normalized to 3D normalized
-
- Conv2DStruct cx0; // for face X=0
- Conv2DStruct cx1; // for face X=1
- Conv2DStruct cy0;
- Conv2DStruct cy1;
- Conv2DStruct cz0;
- Conv2DStruct cz1;
-
- GetConv2DCoefs(*_cube.quad_X0, meshFaces[_indX0]->GetSubShape(),
- _cube.V000, _cube.V010, _cube.V011, _cube.V001, cx0);
- GetConv2DCoefs(*_cube.quad_X1, meshFaces[_indX1]->GetSubShape(),
- _cube.V100, _cube.V110, _cube.V111, _cube.V101, cx1);
- GetConv2DCoefs(*_cube.quad_Y0, meshFaces[_indY0]->GetSubShape(),
- _cube.V000, _cube.V100, _cube.V101, _cube.V001, cy0);
- GetConv2DCoefs(*_cube.quad_Y1, meshFaces[_indY1]->GetSubShape(),
- _cube.V010, _cube.V110, _cube.V111, _cube.V011, cy1);
- GetConv2DCoefs(*_cube.quad_Z0, meshFaces[_indZ0]->GetSubShape(),
- _cube.V000, _cube.V100, _cube.V110, _cube.V010, cz0);
- GetConv2DCoefs(*_cube.quad_Z1, meshFaces[_indZ1]->GetSubShape(),
- _cube.V001, _cube.V101, _cube.V111, _cube.V011, cz1);
-
- // 1.8 - create a 3D structure for normalized values
-
- //MESSAGE("---");
- int nbx = _cube.quad_Z0->nbPts[0];
- if (cz0.a1 == 0.) nbx = _cube.quad_Z0->nbPts[1];
-
- int nby = _cube.quad_X0->nbPts[0];
- if (cx0.a1 == 0.) nby = _cube.quad_X0->nbPts[1];
-
- int nbz = _cube.quad_Y0->nbPts[0];
- if (cy0.a1 != 0.) nbz = _cube.quad_Y0->nbPts[1];
-
- int i1, j1, nbxyz = nbx * nby * nbz;
- Point3DStruct *np = new Point3DStruct[nbxyz];
-
- // 1.9 - store node indexes of faces
-
- {
- const TopoDS_Face & F = TopoDS::Face(meshFaces[_indX0]->GetSubShape());
-
- faceQuadStruct *quad = _cube.quad_X0;
- int i = 0; // j = x/face , k = y/face
- int nbdown = quad->nbPts[0];
- int nbright = quad->nbPts[1];
-
-
- SMDS_NodeIteratorPtr itf= aMesh.GetSubMesh(F)->GetSubMeshDS()->GetNodes();
-
- while(itf->more())
- {
- const SMDS_MeshNode * node = itf->next();
- findIJ( node, quad, i1, j1 );
- int ij1 = j1 * nbdown + i1;
- quad->uv_grid[ij1].node = node;
- }
-
- for (int i1 = 0; i1 < nbdown; i1++)
- for (int j1 = 0; j1 < nbright; j1++)
- {
- int ij1 = j1 * nbdown + i1;
- int j = cx0.ia * i1 + cx0.ib * j1 + cx0.ic; // j = x/face
- int k = cx0.ja * i1 + cx0.jb * j1 + cx0.jc; // k = y/face
- int ijk = k * nbx * nby + j * nbx + i;
- //MESSAGE(" "<<ij1<<" "<<i<<" "<<j<<" "<<ijk);
- np[ijk].node = quad->uv_grid[ij1].node;
- //SCRUTE(np[ijk].nodeId);
- }
- }
-
- {
- const TopoDS_Face & F = TopoDS::Face(meshFaces[_indX1]->GetSubShape());
-
- SMDS_NodeIteratorPtr itf= aMesh.GetSubMesh(F)->GetSubMeshDS()->GetNodes();
-
- faceQuadStruct *quad = _cube.quad_X1;
- int i = nbx - 1; // j = x/face , k = y/face
- int nbdown = quad->nbPts[0];
- int nbright = quad->nbPts[1];
-
- while(itf->more())
- {
- const SMDS_MeshNode * node = itf->next();
- findIJ( node, quad, i1, j1 );
- int ij1 = j1 * nbdown + i1;
- quad->uv_grid[ij1].node = node;
- }
-
- for (int i1 = 0; i1 < nbdown; i1++)
- for (int j1 = 0; j1 < nbright; j1++)
- {
- int ij1 = j1 * nbdown + i1;
- int j = cx1.ia * i1 + cx1.ib * j1 + cx1.ic; // j = x/face
- int k = cx1.ja * i1 + cx1.jb * j1 + cx1.jc; // k = y/face
- int ijk = k * nbx * nby + j * nbx + i;
- //MESSAGE(" "<<ij1<<" "<<i<<" "<<j<<" "<<ijk);
- np[ijk].node = quad->uv_grid[ij1].node;
- //SCRUTE(np[ijk].nodeId);
- }
- }
-
- {
- const TopoDS_Face & F = TopoDS::Face(meshFaces[_indY0]->GetSubShape());
-
- SMDS_NodeIteratorPtr itf= aMesh.GetSubMesh(F)->GetSubMeshDS()->GetNodes();
-
- faceQuadStruct *quad = _cube.quad_Y0;
- int j = 0; // i = x/face , k = y/face
- int nbdown = quad->nbPts[0];
- int nbright = quad->nbPts[1];
-
- while(itf->more())
- {
- const SMDS_MeshNode * node = itf->next();
- findIJ( node, quad, i1, j1 );
- int ij1 = j1 * nbdown + i1;
- quad->uv_grid[ij1].node = node;
- }
-
- for (int i1 = 0; i1 < nbdown; i1++)
- for (int j1 = 0; j1 < nbright; j1++)
- {
- int ij1 = j1 * nbdown + i1;
- int i = cy0.ia * i1 + cy0.ib * j1 + cy0.ic; // i = x/face
- int k = cy0.ja * i1 + cy0.jb * j1 + cy0.jc; // k = y/face
- int ijk = k * nbx * nby + j * nbx + i;
- //MESSAGE(" "<<ij1<<" "<<i<<" "<<j<<" "<<ijk);
- np[ijk].node = quad->uv_grid[ij1].node;
- //SCRUTE(np[ijk].nodeId);
- }
- }
-
- {
- const TopoDS_Face & F = TopoDS::Face(meshFaces[_indY1]->GetSubShape());
-
- SMDS_NodeIteratorPtr itf= aMesh.GetSubMesh(F)->GetSubMeshDS()->GetNodes();
-
- faceQuadStruct *quad = _cube.quad_Y1;
- int j = nby - 1; // i = x/face , k = y/face
- int nbdown = quad->nbPts[0];
- int nbright = quad->nbPts[1];
-
- while(itf->more())
- {
- const SMDS_MeshNode * node = itf->next();
- findIJ( node, quad, i1, j1 );
- int ij1 = j1 * nbdown + i1;
- quad->uv_grid[ij1].node = node;
- }
-
- for (int i1 = 0; i1 < nbdown; i1++)
- for (int j1 = 0; j1 < nbright; j1++)
- {
- int ij1 = j1 * nbdown + i1;
- int i = cy1.ia * i1 + cy1.ib * j1 + cy1.ic; // i = x/face
- int k = cy1.ja * i1 + cy1.jb * j1 + cy1.jc; // k = y/face
- int ijk = k * nbx * nby + j * nbx + i;
- //MESSAGE(" "<<ij1<<" "<<i<<" "<<j<<" "<<ijk);
- np[ijk].node = quad->uv_grid[ij1].node;
- //SCRUTE(np[ijk].nodeId);
- }
- }
-
- {
- const TopoDS_Face & F = TopoDS::Face(meshFaces[_indZ0]->GetSubShape());
-
- SMDS_NodeIteratorPtr itf= aMesh.GetSubMesh(F)->GetSubMeshDS()->GetNodes();
-
- faceQuadStruct *quad = _cube.quad_Z0;
- int k = 0; // i = x/face , j = y/face
- int nbdown = quad->nbPts[0];
- int nbright = quad->nbPts[1];
-
- while(itf->more())
- {
- const SMDS_MeshNode * node = itf->next();
- findIJ( node, quad, i1, j1 );
- int ij1 = j1 * nbdown + i1;
- quad->uv_grid[ij1].node = node;
- }
-
- for (int i1 = 0; i1 < nbdown; i1++)
- for (int j1 = 0; j1 < nbright; j1++)
- {
- int ij1 = j1 * nbdown + i1;
- int i = cz0.ia * i1 + cz0.ib * j1 + cz0.ic; // i = x/face
- int j = cz0.ja * i1 + cz0.jb * j1 + cz0.jc; // j = y/face
- int ijk = k * nbx * nby + j * nbx + i;
- //MESSAGE(" "<<ij1<<" "<<i<<" "<<j<<" "<<ijk);
- np[ijk].node = quad->uv_grid[ij1].node;
- //SCRUTE(np[ijk].nodeId);
- }
- }
-
- {
- const TopoDS_Face & F = TopoDS::Face(meshFaces[_indZ1]->GetSubShape());
-
- SMDS_NodeIteratorPtr itf= aMesh.GetSubMesh(F)->GetSubMeshDS()->GetNodes();
-
- faceQuadStruct *quad = _cube.quad_Z1;
- int k = nbz - 1; // i = x/face , j = y/face
- int nbdown = quad->nbPts[0];
- int nbright = quad->nbPts[1];
-
- while(itf->more())
- {
- const SMDS_MeshNode * node = itf->next();
- findIJ( node, quad, i1, j1 );
- int ij1 = j1 * nbdown + i1;
- quad->uv_grid[ij1].node = node;
- }
-
- for (int i1 = 0; i1 < nbdown; i1++)
- for (int j1 = 0; j1 < nbright; j1++)
- {
- int ij1 = j1 * nbdown + i1;
- int i = cz1.ia * i1 + cz1.ib * j1 + cz1.ic; // i = x/face
- int j = cz1.ja * i1 + cz1.jb * j1 + cz1.jc; // j = y/face
- int ijk = k * nbx * nby + j * nbx + i;
- //MESSAGE(" "<<ij1<<" "<<i<<" "<<j<<" "<<ijk);
- np[ijk].node = quad->uv_grid[ij1].node;
- //SCRUTE(np[ijk].nodeId);
- }
- }
-
- // 2.0 - for each node of the cube:
- // - get the 8 points 3D = 8 vertices of the cube
- // - get the 12 points 3D on the 12 edges of the cube
- // - get the 6 points 3D on the 6 faces with their ID
- // - compute the point 3D
- // - store the point 3D in SMESHDS, store its ID in 3D structure
-
- int shapeID = meshDS->ShapeToIndex( aShape );
-
- Pt3 p000, p001, p010, p011, p100, p101, p110, p111;
- Pt3 px00, px01, px10, px11;
- Pt3 p0y0, p0y1, p1y0, p1y1;
- Pt3 p00z, p01z, p10z, p11z;
- Pt3 pxy0, pxy1, px0z, px1z, p0yz, p1yz;
-
- GetPoint(p000, 0, 0, 0, nbx, nby, nbz, np, meshDS);
- GetPoint(p001, 0, 0, nbz - 1, nbx, nby, nbz, np, meshDS);
- GetPoint(p010, 0, nby - 1, 0, nbx, nby, nbz, np, meshDS);
- GetPoint(p011, 0, nby - 1, nbz - 1, nbx, nby, nbz, np, meshDS);
- GetPoint(p100, nbx - 1, 0, 0, nbx, nby, nbz, np, meshDS);
- GetPoint(p101, nbx - 1, 0, nbz - 1, nbx, nby, nbz, np, meshDS);
- GetPoint(p110, nbx - 1, nby - 1, 0, nbx, nby, nbz, np, meshDS);
- GetPoint(p111, nbx - 1, nby - 1, nbz - 1, nbx, nby, nbz, np, meshDS);
-
- for (int i = 1; i < nbx - 1; i++)
- {
- for (int j = 1; j < nby - 1; j++)
- {
- for (int k = 1; k < nbz - 1; k++)
- {
- // *** seulement maillage regulier
- // 12 points on edges
- GetPoint(px00, i, 0, 0, nbx, nby, nbz, np, meshDS);
- GetPoint(px01, i, 0, nbz - 1, nbx, nby, nbz, np, meshDS);
- GetPoint(px10, i, nby - 1, 0, nbx, nby, nbz, np, meshDS);
- GetPoint(px11, i, nby - 1, nbz - 1, nbx, nby, nbz, np, meshDS);
-
- GetPoint(p0y0, 0, j, 0, nbx, nby, nbz, np, meshDS);
- GetPoint(p0y1, 0, j, nbz - 1, nbx, nby, nbz, np, meshDS);
- GetPoint(p1y0, nbx - 1, j, 0, nbx, nby, nbz, np, meshDS);
- GetPoint(p1y1, nbx - 1, j, nbz - 1, nbx, nby, nbz, np, meshDS);
-
- GetPoint(p00z, 0, 0, k, nbx, nby, nbz, np, meshDS);
- GetPoint(p01z, 0, nby - 1, k, nbx, nby, nbz, np, meshDS);
- GetPoint(p10z, nbx - 1, 0, k, nbx, nby, nbz, np, meshDS);
- GetPoint(p11z, nbx - 1, nby - 1, k, nbx, nby, nbz, np, meshDS);
-
- // 12 points on faces
- GetPoint(pxy0, i, j, 0, nbx, nby, nbz, np, meshDS);
- GetPoint(pxy1, i, j, nbz - 1, nbx, nby, nbz, np, meshDS);
- GetPoint(px0z, i, 0, k, nbx, nby, nbz, np, meshDS);
- GetPoint(px1z, i, nby - 1, k, nbx, nby, nbz, np, meshDS);
- GetPoint(p0yz, 0, j, k, nbx, nby, nbz, np, meshDS);
- GetPoint(p1yz, nbx - 1, j, k, nbx, nby, nbz, np, meshDS);
-
- int ijk = k * nbx * nby + j * nbx + i;
- double x = double (i) / double (nbx - 1); // *** seulement
- double y = double (j) / double (nby - 1); // *** maillage
- double z = double (k) / double (nbz - 1); // *** regulier
-
- Pt3 X;
- for (int i = 0; i < 3; i++)
- {
- X[i] =
- (1 - x) * p0yz[i] + x * p1yz[i]
- + (1 - y) * px0z[i] + y * px1z[i]
- + (1 - z) * pxy0[i] + z * pxy1[i]
- - (1 - x) * ((1 - y) * p00z[i] + y * p01z[i])
- - x * ((1 - y) * p10z[i] + y * p11z[i])
- - (1 - y) * ((1 - z) * px00[i] + z * px01[i])
- - y * ((1 - z) * px10[i] + z * px11[i])
- - (1 - z) * ((1 - x) * p0y0[i] + x * p1y0[i])
- - z * ((1 - x) * p0y1[i] + x * p1y1[i])
- + (1 - x) * ((1 - y) * ((1 - z) * p000[i] + z * p001[i])
- + y * ((1 - z) * p010[i] + z * p011[i]))
- + x * ((1 - y) * ((1 - z) * p100[i] + z * p101[i])
- + y * ((1 - z) * p110[i] + z * p111[i]));
- }
-
- SMDS_MeshNode * node = meshDS->AddNode(X[0], X[1], X[2]);
- np[ijk].node = node;
- meshDS->SetNodeInVolume(node, shapeID);
- }
- }
- }
-
- // find orientation of furute volumes according to MED convention
- vector< bool > forward( nbx * nby );
- SMDS_VolumeTool vTool;
- for (int i = 0; i < nbx - 1; i++)
- for (int j = 0; j < nby - 1; j++)
- {
- int n1 = j * nbx + i;
- int n2 = j * nbx + i + 1;
- int n3 = (j + 1) * nbx + i + 1;
- int n4 = (j + 1) * nbx + i;
- int n5 = nbx * nby + j * nbx + i;
- int n6 = nbx * nby + j * nbx + i + 1;
- int n7 = nbx * nby + (j + 1) * nbx + i + 1;
- int n8 = nbx * nby + (j + 1) * nbx + i;
-
- SMDS_VolumeOfNodes tmpVol (np[n1].node,np[n2].node,np[n3].node,np[n4].node,
- np[n5].node,np[n6].node,np[n7].node,np[n8].node);
- vTool.Set( &tmpVol );
- forward[ n1 ] = vTool.IsForward();
- }