+++ /dev/null
-// SMESH SMESH : implementaion of SMESH idl descriptions
-//
-// Copyright (C) 2003 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
-// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
-//
-// 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
-//
-//
-//
-// File : SMESH_Hexa_3D.cxx
-// Author : Paul RASCLE, EDF
-// Module : SMESH
-// $Header$
-
-using namespace std;
-#include "SMESH_Hexa_3D.hxx"
-#include "SMESH_Quadrangle_2D.hxx"
-#include "SMESH_Gen.hxx"
-#include "SMESH_Mesh.hxx"
-
-#include "SMDS_MeshElement.hxx"
-#include "SMDS_MeshNode.hxx"
-#include "SMDS_FacePosition.hxx"
-
-#include <TopExp.hxx>
-#include <TopTools_IndexedDataMapOfShapeListOfShape.hxx>
-#include <TopTools_ListOfShape.hxx>
-#include <TopTools_ListIteratorOfListOfShape.hxx>
-#include <TColStd_ListIteratorOfListOfInteger.hxx>
-
-#include <BRep_Tool.hxx>
-#include <Geom_Surface.hxx>
-#include <Geom_Curve.hxx>
-#include <Geom2d_Curve.hxx>
-#include <Handle_Geom2d_Curve.hxx>
-#include <Handle_Geom_Curve.hxx>
-
-#include "utilities.h"
-
-//=============================================================================
-/*!
- *
- */
-//=============================================================================
-
-SMESH_Hexa_3D::SMESH_Hexa_3D(int hypId, int studyId,
- SMESH_Gen * gen):SMESH_3D_Algo(hypId, studyId, gen)
-{
- MESSAGE("SMESH_Hexa_3D::SMESH_Hexa_3D");
- _name = "Hexa_3D";
-// _shapeType = TopAbs_SOLID;
- _shapeType = (1 << TopAbs_SHELL) | (1 << TopAbs_SOLID); // 1 bit /shape type
-// MESSAGE("_shapeType octal " << oct << _shapeType);
- for (int i = 0; i < 6; i++)
- _quads[i] = 0;
-}
-
-//=============================================================================
-/*!
- *
- */
-//=============================================================================
-
-SMESH_Hexa_3D::~SMESH_Hexa_3D()
-{
- MESSAGE("SMESH_Hexa_3D::~SMESH_Hexa_3D");
-}
-
-//=============================================================================
-/*!
- *
- */
-//=============================================================================
-
-bool SMESH_Hexa_3D::CheckHypothesis(SMESH_Mesh & aMesh,
- const TopoDS_Shape & aShape)
-{
- MESSAGE("SMESH_Hexa_3D::CheckHypothesis");
-
- bool isOk = true;
-
- // nothing to check
-
- return isOk;
-}
-
-//=============================================================================
-/*!
- * Hexahedron mesh on hexaedron like form
- * -0. - shape and face mesh verification
- * -1. - identify faces and vertices of the "cube"
- * -2. - Algorithm from:
- * "Application de l'interpolation transfinie à la création de maillages
- * C0 ou G1 continus sur des triangles, quadrangles, tetraedres, pentaedres
- * et hexaedres déformés."
- * Alain PERONNET - 8 janvier 1999
- */
-//=============================================================================
-
-bool SMESH_Hexa_3D::Compute(SMESH_Mesh & aMesh,
- const TopoDS_Shape & aShape)throw(SALOME_Exception)
-{
- MESSAGE("SMESH_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 aShape = meshFaces[i]->GetSubShape();
- SMESH_Algo *algo = _gen->GetAlgo(aMesh, aShape);
- string algoName = algo->GetName();
- if (algoName != "Quadrangle_2D")
- {
- // *** delete _quads
- SCRUTE(algoName);
- ASSERT(0);
- return false;
- }
- SMESH_Quadrangle_2D *quadAlgo =
- dynamic_cast < SMESH_Quadrangle_2D * >(algo);
- ASSERT(quadAlgo);
- try
- {
- _quads[i] = quadAlgo->CheckAnd2Dcompute(aMesh, aShape);
- // *** to delete after usage
- }
- catch(SALOME_Exception & S_ex)
- {
- // *** delete _quads
- // *** throw exception
- ASSERT(0);
- }
- }
-
- // 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_Y0->nbPts[0];
- int nby = _cube.quad_Y0->nbPts[1];
- int nbz;
- if (cx0.a1 != 0)
- nbz = _cube.quad_X0->nbPts[1];
- else
- nbz = _cube.quad_X0->nbPts[0];
- //SCRUTE(nbx);
- //SCRUTE(nby);
- //SCRUTE(nbz);
-
- //
- // Adding NB To my point of vue that definition of nbx nby and nbz
- // seems to be true (but maybe I am wrong). Of course any comments
- // or other suggestions are welcome !!!!
- //
-
- nbx = _cube.quad_Z0->nbPts[0];
- double det = cz0.a1*cz0.b2 - cz0.a2*cz0.b1;
- if (cz0.a1 == 0.) nbx = _cube.quad_Z0->nbPts[1];
-
- nby = _cube.quad_X0->nbPts[0];
- det = cx0.a1*cx0.b2 - cx0.a2*cx0.b1;
- if (cx0.a1 == 0.) nby = _cube.quad_X0->nbPts[1];
-
- nbz = _cube.quad_Y0->nbPts[0];
- det = cy0.a1*cy0.b2 - cy0.a2*cy0.b1;
- if (cy0.a1 != 0.) nbz = _cube.quad_Y0->nbPts[1];
-
- SCRUTE(nbx);
- SCRUTE(nby);
- SCRUTE(nbz);
-
- int 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_Iterator<const SMDS_MeshNode *> * itf=
- aMesh.GetSubMesh(F)->GetSubMeshDS()->GetNodes();
-
- while(itf->more())
- {
- const SMDS_MeshNode * node = itf->next();
- const SMDS_FacePosition* fpos
- = static_cast<const SMDS_FacePosition*>(node->GetPosition());
- double ri = fpos->GetUParameter();
- double rj = fpos->GetVParameter();
- int i1 = int (ri);
- int j1 = int (rj);
- int ij1 = j1 * nbdown + i1;
- quad->uv_grid[ij1].node = node;
- }
- delete itf;
-
- 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_Iterator<const SMDS_MeshNode *> * 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();
- const SMDS_FacePosition* fpos
- = static_cast<const SMDS_FacePosition*>(node->GetPosition());
- double ri = fpos->GetUParameter();
- double rj = fpos->GetVParameter();
- int i1 = int (ri);
- int j1 = int (rj);
- int ij1 = j1 * nbdown + i1;
- quad->uv_grid[ij1].node = node;
- }
- delete itf;
-
- 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_Iterator<const SMDS_MeshNode *> * 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();
- const SMDS_FacePosition * fpos
- = static_cast<const SMDS_FacePosition*>(node->GetPosition());
- double ri = fpos->GetUParameter();
- double rj = fpos->GetVParameter();
- int i1 = int (ri);
- int j1 = int (rj);
- int ij1 = j1 * nbdown + i1;
- quad->uv_grid[ij1].node = node;
- }
- delete itf;
-
- 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_Iterator<const SMDS_MeshNode *> * 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();
- const SMDS_FacePosition* fpos =
- static_cast<const SMDS_FacePosition *>(node->GetPosition());
- double ri = fpos->GetUParameter();
- double rj = fpos->GetVParameter();
- int i1 = int (ri);
- int j1 = int (rj);
- 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_Iterator<const SMDS_MeshNode *> * 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();
- const SMDS_FacePosition * fpos
- = static_cast<const SMDS_FacePosition*>(node->GetPosition());
- double ri = fpos->GetUParameter();
- double rj = fpos->GetVParameter();
- int i1 = int (ri);
- int j1 = int (rj);
- 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_Iterator<const SMDS_MeshNode *> * 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();
- const SMDS_FacePosition* fpos
- = static_cast<const SMDS_FacePosition*>(node->GetPosition());
- double ri = fpos->GetUParameter();
- double rj = fpos->GetVParameter();
- int i1 = int (ri);
- int j1 = int (rj);
- 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
-
- TopoDS_Shell aShell;
- TopExp_Explorer exp(aShape, TopAbs_SHELL);
- if (exp.More())
- {
- aShell = TopoDS::Shell(exp.Current());
- }
- else
- {
- MESSAGE("no shell...");
- ASSERT(0);
- }
-
- 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, TopoDS::Solid(aShape));
- meshDS->SetNodeInVolume(node, aShell);
- }
- }
- }
-
- //2.1 - for each node of the cube (less 3 *1 Faces):
- // - store hexahedron in SMESHDS
- MESSAGE("Storing hexahedron into the DS");
- for (int i = 0; i < nbx - 1; i++)
- for (int j = 0; j < nby - 1; j++)
- for (int k = 0; k < nbz - 1; k++)
- {
- int n1 = k * nbx * nby + j * nbx + i;
- int n2 = k * nbx * nby + j * nbx + i + 1;
- int n3 = k * nbx * nby + (j + 1) * nbx + i + 1;
- int n4 = k * nbx * nby + (j + 1) * nbx + i;
- int n5 = (k + 1) * nbx * nby + j * nbx + i;
- int n6 = (k + 1) * nbx * nby + j * nbx + i + 1;
- int n7 = (k + 1) * nbx * nby + (j + 1) * nbx + i + 1;
- int n8 = (k + 1) * nbx * nby + (j + 1) * nbx + i;
-
-// MESSAGE(" "<<n1<<" "<<n2<<" "<<n3<<" "<<n4<<" "<<n5<<" "<<n6<<" "<<n7<<" "<<n8);
- //MESSAGE(" "<<np[n1].nodeId<<" "<<np[n2].nodeId<<" "<<np[n3].nodeId<<" "<<np[n4].nodeId<<" "<<np[n5].nodeId<<" "<<np[n6].nodeId<<" "<<np[n7].nodeId<<" "<<np[n8].nodeId);
-
- SMDS_MeshVolume * elt = meshDS->AddVolume(np[n1].node,
- np[n2].node,
- np[n3].node,
- np[n4].node,
- np[n5].node,
- np[n6].node,
- np[n7].node,
- np[n8].node);
- ;
- meshDS->SetMeshElementOnShape(elt, aShell);
-
- // *** 5 tetrahedres ... verifier orientations,
- // mettre en coherence &vec quadrangles-> triangles
- // choisir afficher 1 parmi edges, face et volumes
-// int tetra1 = meshDS->AddVolume(np[n1].nodeId,
-// np[n2].nodeId,
-// np[n4].nodeId,
-// np[n5].nodeId);
-// int tetra2 = meshDS->AddVolume(np[n2].nodeId,
-// np[n3].nodeId,
-// np[n4].nodeId,
-// np[n7].nodeId);
-// int tetra3 = meshDS->AddVolume(np[n5].nodeId,
-// np[n6].nodeId,
-// np[n7].nodeId,
-// np[n2].nodeId);
-// int tetra4 = meshDS->AddVolume(np[n5].nodeId,
-// np[n7].nodeId,
-// np[n8].nodeId,
-// np[n4].nodeId);
-// int tetra5 = meshDS->AddVolume(np[n5].nodeId,
-// np[n7].nodeId,
-// np[n2].nodeId,
-// np[n4].nodeId);
-
- }
-
- MESSAGE("End of SMESH_Hexa_3D::Compute()");
- return true;
-}
-
-//=============================================================================
-/*!
- *
- */
-//=============================================================================
-
-void SMESH_Hexa_3D::GetPoint(Pt3 p, int i, int j, int k, int nbx, int nby,
- int nbz, Point3DStruct * np, const SMESHDS_Mesh * meshDS)
-{
- int ijk = k * nbx * nby + j * nbx + i;
- const SMDS_MeshNode * node = np[ijk].node;
- p[0] = node->X();
- p[1] = node->Y();
- p[2] = node->Z();
- //MESSAGE(" "<<i<<" "<<j<<" "<<k<<" "<<p[0]<<" "<<p[1]<<" "<<p[2]);
-}
-
-//=============================================================================
-/*!
- *
- */
-//=============================================================================
-
-int SMESH_Hexa_3D::GetFaceIndex(SMESH_Mesh & aMesh,
- const TopoDS_Shape & aShape,
- const vector < SMESH_subMesh * >&meshFaces,
- const TopoDS_Vertex & V0,
- const TopoDS_Vertex & V1,
- const TopoDS_Vertex & V2, const TopoDS_Vertex & V3)
-{
- MESSAGE("SMESH_Hexa_3D::GetFaceIndex");
- int faceIndex = -1;
- for (int i = 1; i < 6; i++)
- {
- const TopoDS_Shape & aFace = meshFaces[i]->GetSubShape();
- //const TopoDS_Face& F = TopoDS::Face(aFace);
- TopTools_IndexedMapOfShape M;
- TopExp::MapShapes(aFace, TopAbs_VERTEX, M);
- bool verticesInShape = false;
- if (M.Contains(V0))
- if (M.Contains(V1))
- if (M.Contains(V2))
- if (M.Contains(V3))
- verticesInShape = true;
- if (verticesInShape)
- {
- faceIndex = i;
- break;
- }
- }
- ASSERT(faceIndex > 0);
- SCRUTE(faceIndex);
- return faceIndex;
-}
-
-//=============================================================================
-/*!
- *
- */
-//=============================================================================
-
-TopoDS_Edge
- SMESH_Hexa_3D::EdgeNotInFace(SMESH_Mesh & aMesh,
- const TopoDS_Shape & aShape,
- const TopoDS_Face & aFace,
- const TopoDS_Vertex & aVertex,
- const TopTools_IndexedDataMapOfShapeListOfShape & MS)
-{
- MESSAGE("SMESH_Hexa_3D::EdgeNotInFace");
- TopTools_IndexedDataMapOfShapeListOfShape MF;
- TopExp::MapShapesAndAncestors(aFace, TopAbs_VERTEX, TopAbs_EDGE, MF);
- const TopTools_ListOfShape & ancestorsInSolid = MS.FindFromKey(aVertex);
- const TopTools_ListOfShape & ancestorsInFace = MF.FindFromKey(aVertex);
- SCRUTE(ancestorsInSolid.Extent());
- SCRUTE(ancestorsInFace.Extent());
- ASSERT(ancestorsInSolid.Extent() == 6); // 6 (edges doublees)
- ASSERT(ancestorsInFace.Extent() == 2);
-
- TopoDS_Edge E;
- E.Nullify();
- TopTools_ListIteratorOfListOfShape its(ancestorsInSolid);
- for (; its.More(); its.Next())
- {
- TopoDS_Shape ancestor = its.Value();
- TopTools_ListIteratorOfListOfShape itf(ancestorsInFace);
- bool isInFace = false;
- for (; itf.More(); itf.Next())
- {
- TopoDS_Shape ancestorInFace = itf.Value();
- if (ancestorInFace.IsSame(ancestor))
- {
- isInFace = true;
- break;
- }
- }
- if (!isInFace)
- {
- E = TopoDS::Edge(ancestor);
- break;
- }
- }
- return E;
-}
-
-//=============================================================================
-/*!
- *
- */
-//=============================================================================
-
-void SMESH_Hexa_3D::GetConv2DCoefs(const faceQuadStruct & quad,
- const TopoDS_Shape & aShape,
- const TopoDS_Vertex & V0,
- const TopoDS_Vertex & V1,
- const TopoDS_Vertex & V2, const TopoDS_Vertex & V3, Conv2DStruct & conv)
-{
- MESSAGE("SMESH_Hexa_3D::GetConv2DCoefs");
- const TopoDS_Face & F = TopoDS::Face(aShape);
- TopoDS_Edge E = quad.edge[0];
- 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) * (quad.last[0] - quad.first[0])) > 0);
- TopoDS_Vertex VA, VB;
- if (isForward)
- {
- VA = VFirst;
- VB = VLast;
- }
- else
- {
- VA = VLast;
- VB = VFirst;
- }
- int a1, b1, c1, a2, b2, c2;
- if (VA.IsSame(V0))
- if (VB.IsSame(V1))
- {
- a1 = 1;
- b1 = 0;
- c1 = 0; // x
- a2 = 0;
- b2 = 1;
- c2 = 0; // y
- }
- else
- {
- ASSERT(VB.IsSame(V3));
- a1 = 0;
- b1 = 1;
- c1 = 0; // y
- a2 = 1;
- b2 = 0;
- c2 = 0; // x
- }
- if (VA.IsSame(V1))
- if (VB.IsSame(V2))
- {
- a1 = 0;
- b1 = -1;
- c1 = 1; // 1-y
- a2 = 1;
- b2 = 0;
- c2 = 0; // x
- }
- else
- {
- ASSERT(VB.IsSame(V0));
- a1 = -1;
- b1 = 0;
- c1 = 1; // 1-x
- a2 = 0;
- b2 = 1;
- c2 = 0; // y
- }
- if (VA.IsSame(V2))
- if (VB.IsSame(V3))
- {
- a1 = -1;
- b1 = 0;
- c1 = 1; // 1-x
- a2 = 0;
- b2 = -1;
- c2 = 1; // 1-y
- }
- else
- {
- ASSERT(VB.IsSame(V1));
- a1 = 0;
- b1 = -1;
- c1 = 1; // 1-y
- a2 = -1;
- b2 = 0;
- c2 = 1; // 1-x
- }
- if (VA.IsSame(V3))
- if (VB.IsSame(V0))
- {
- a1 = 0;
- b1 = 1;
- c1 = 0; // y
- a2 = -1;
- b2 = 0;
- c2 = 1; // 1-x
- }
- else
- {
- ASSERT(VB.IsSame(V2));
- a1 = 1;
- b1 = 0;
- c1 = 0; // x
- a2 = 0;
- b2 = -1;
- c2 = 1; // 1-y
- }
- MESSAGE("X = " << c1 << "+ " << a1 << "*x + " << b1 << "*y");
- MESSAGE("Y = " << c2 << "+ " << a2 << "*x + " << b2 << "*y");
- conv.a1 = a1;
- conv.b1 = b1;
- conv.c1 = c1;
- conv.a2 = a2;
- conv.b2 = b2;
- conv.c2 = c2;
-
- int nbdown = quad.nbPts[0];
- int nbright = quad.nbPts[1];
- conv.ia = int (a1);
- conv.ib = int (b1);
- conv.ic =
- int (c1 * a1 * a1) * (nbdown - 1) + int (c1 * b1 * b1) * (nbright - 1);
- conv.ja = int (a2);
- conv.jb = int (b2);
- conv.jc =
- int (c2 * a2 * a2) * (nbdown - 1) + int (c2 * b2 * b2) * (nbright - 1);
- MESSAGE("I " << conv.ia << " " << conv.ib << " " << conv.ic);
- MESSAGE("J " << conv.ja << " " << conv.jb << " " << conv.jc);
-}
-
-//=============================================================================
-/*!
- *
- */
-//=============================================================================
-
-ostream & SMESH_Hexa_3D::SaveTo(ostream & save)
-{
- return save << this;
-}
-
-//=============================================================================
-/*!
- *
- */
-//=============================================================================
-
-istream & SMESH_Hexa_3D::LoadFrom(istream & load)
-{
- return load >> (*this);
-}
-
-//=============================================================================
-/*!
- *
- */
-//=============================================================================
-
-ostream & operator <<(ostream & save, SMESH_Hexa_3D & hyp)
-{
- return save;
-}
-
-//=============================================================================
-/*!
- *
- */
-//=============================================================================
-
-istream & operator >>(istream & load, SMESH_Hexa_3D & hyp)
-{
- return load;
-}
