-// SMESH SMESH : implementaion of SMESH idl descriptions
+// Copyright (C) 2007-2008 CEA/DEN, EDF R&D, OPEN CASCADE
+//
+// Copyright (C) 2003-2007 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.
//
-// 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
+// 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
//
+// SMESH SMESH : implementaion of SMESH idl descriptions
// File : StdMeshers_Hexa_3D.cxx
// Moved here from SMESH_Hexa_3D.cxx
// Author : Paul RASCLE, EDF
// Module : SMESH
-// $Header$
-
-using namespace std;
+//
#include "StdMeshers_Hexa_3D.hxx"
+#include "StdMeshers_CompositeHexa_3D.hxx"
+#include "StdMeshers_FaceSide.hxx"
+#include "StdMeshers_Penta_3D.hxx"
+#include "StdMeshers_Prism_3D.hxx"
#include "StdMeshers_Quadrangle_2D.hxx"
+
#include "SMESH_Gen.hxx"
#include "SMESH_Mesh.hxx"
+#include "SMESH_subMesh.hxx"
+#include "SMESH_Comment.hxx"
#include "SMDS_MeshElement.hxx"
#include "SMDS_MeshNode.hxx"
#include "SMDS_FacePosition.hxx"
+#include "SMDS_VolumeTool.hxx"
+#include "SMDS_VolumeOfNodes.hxx"
#include <TopExp.hxx>
+#include <TopExp_Explorer.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 <TopTools_ListOfShape.hxx>
+#include <TopoDS.hxx>
+#include <gp_Pnt2d.hxx>
#include "utilities.h"
#include "Utils_ExceptHandlers.hxx"
+typedef SMESH_Comment TComm;
+
+using namespace std;
+
+static SMESH_ComputeErrorPtr ComputePentahedralMesh(SMESH_Mesh &, const TopoDS_Shape &);
//=============================================================================
/*!
*/
//=============================================================================
-StdMeshers_Hexa_3D::StdMeshers_Hexa_3D(int hypId, int studyId,
- SMESH_Gen * gen):SMESH_3D_Algo(hypId, studyId, gen)
+StdMeshers_Hexa_3D::StdMeshers_Hexa_3D(int hypId, int studyId, SMESH_Gen * gen)
+ :SMESH_3D_Algo(hypId, studyId, gen)
{
- MESSAGE("StdMeshers_Hexa_3D::StdMeshers_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;
+ MESSAGE("StdMeshers_Hexa_3D::StdMeshers_Hexa_3D");
+ _name = "Hexa_3D";
+ _shapeType = (1 << TopAbs_SHELL) | (1 << TopAbs_SOLID); // 1 bit /shape type
}
//=============================================================================
StdMeshers_Hexa_3D::~StdMeshers_Hexa_3D()
{
- MESSAGE("StdMeshers_Hexa_3D::~StdMeshers_Hexa_3D");
+ MESSAGE("StdMeshers_Hexa_3D::~StdMeshers_Hexa_3D");
+}
+
+//================================================================================
+/*!
+ * \brief Clear fields and return the argument
+ * \param res - the value to return
+ * \retval bool - the argument value
+ */
+//================================================================================
+
+bool StdMeshers_Hexa_3D::ClearAndReturn(FaceQuadStruct* theQuads[6], const bool res)
+{
+ for (int i = 0; i < 6; i++) {
+ delete theQuads[i];
+ theQuads[i] = NULL;
+ }
+ return res;
}
+
//=============================================================================
/*!
*
//=============================================================================
bool StdMeshers_Hexa_3D::CheckHypothesis
- (SMESH_Mesh& aMesh,
- const TopoDS_Shape& aShape,
+ (SMESH_Mesh& aMesh,
+ const TopoDS_Shape& aShape,
SMESH_Hypothesis::Hypothesis_Status& aStatus)
{
- MESSAGE("StdMeshers_Hexa_3D::CheckHypothesis");
+ // check nb of faces in the shape
+/* PAL16229
+ aStatus = SMESH_Hypothesis::HYP_BAD_GEOMETRY;
+ int nbFaces = 0;
+ for (TopExp_Explorer exp(aShape, TopAbs_FACE); exp.More(); exp.Next())
+ if ( ++nbFaces > 6 )
+ break;
+ if ( nbFaces != 6 )
+ return false;
+*/
+ aStatus = SMESH_Hypothesis::HYP_OK;
+ return true;
+}
+
+//=======================================================================
+//function : isCloser
+//purpose :
+//=======================================================================
- bool isOk = true;
- aStatus = SMESH_Hypothesis::HYP_OK;
+inline bool isCloser(const int i, const int j, const int nbhoriz,
+ const FaceQuadStruct* quad, const gp_Pnt2d uv,
+ double & minDist)
+{
+ int ij = j * nbhoriz + i;
+ gp_Pnt2d uv2( quad->uv_grid[ij].u, quad->uv_grid[ij].v );
+ double dist = uv.SquareDistance( uv2 );
+ if ( dist < minDist ) {
+ minDist = dist;
+ return true;
+ }
+ return false;
+}
- // nothing to check
+//=======================================================================
+//function : findIJ
+//purpose : return i,j of the node
+//=======================================================================
- return isOk;
+static bool findIJ (const SMDS_MeshNode* node, const FaceQuadStruct * quad, int& I, int& J)
+{
+ const SMDS_FacePosition* fpos =
+ static_cast<const SMDS_FacePosition*>(node->GetPosition().get());
+ if ( ! fpos ) return false;
+ gp_Pnt2d uv( fpos->GetUParameter(), fpos->GetVParameter() );
+
+ double minDist = DBL_MAX;
+ const int nbhoriz = quad->side[0]->NbPoints();
+ const int nbvertic = quad->side[1]->NbPoints();
+ I = nbhoriz/2; J = nbvertic/2;
+ int oldI, oldJ;
+ do {
+ oldI = I; oldJ = J;
+ while ( I + 2 < nbhoriz && isCloser( I + 1, J, nbhoriz, quad, uv, minDist ))
+ I += 1;
+ if ( I == oldI )
+ while ( I - 1 > 0 && isCloser( I - 1, J, nbhoriz, quad, uv, minDist ))
+ I -= 1;
+ if ( minDist < DBL_MIN )
+ break;
+
+ while ( J + 2 < nbvertic && isCloser( I, J + 1, nbhoriz, quad, uv, minDist ))
+ J += 1;
+ if ( J == oldJ )
+ while ( J - 1 > 0 && isCloser( I, J - 1, nbhoriz, quad, uv, minDist ))
+ J -= 1;
+ if ( minDist < DBL_MIN )
+ break;
+
+ } while ( I != oldI || J != oldJ );
+
+ if ( minDist > DBL_MIN ) {
+ for (int i = 1; i < nbhoriz - 1; i++)
+ for (int j = 1; j < nbvertic - 1; j++)
+ if ( isCloser( i, j, nbhoriz, quad, uv, minDist ))
+ I = i, J = j;
+ }
+ return true;
}
+
//=============================================================================
/*!
* Hexahedron mesh on hexaedron like form
*/
//=============================================================================
-bool StdMeshers_Hexa_3D::Compute(SMESH_Mesh & aMesh,
- const TopoDS_Shape & aShape)throw(SALOME_Exception)
+bool StdMeshers_Hexa_3D::Compute(SMESH_Mesh & aMesh,
+ const TopoDS_Shape & aShape)// throw(SALOME_Exception)
{
- 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 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;
- }
- StdMeshers_Quadrangle_2D *quadAlgo =
- dynamic_cast < StdMeshers_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);
- 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_NodeIteratorPtr itf= aMesh.GetSubMesh(F)->GetSubMeshDS()->GetNodes();
+ // PAL14921. Enable catching std::bad_alloc and Standard_OutOfMemory outside
+ //Unexpect aCatch(SalomeException);
+ MESSAGE("StdMeshers_Hexa_3D::Compute");
+ SMESHDS_Mesh * meshDS = aMesh.GetMeshDS();
+
+ // 0. - shape and face mesh verification
+ // 0.1 - shape must be a solid (or a shell) with 6 faces
+
+ 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) {
+ //return error(COMPERR_BAD_SHAPE, TComm(meshFaces.size())<<" instead of 6 faces in a block");
+ static StdMeshers_CompositeHexa_3D compositeHexa(-10, 0, aMesh.GetGen());
+ if ( !compositeHexa.Compute( aMesh, aShape ))
+ return error( compositeHexa.GetComputeError() );
+ return true;
+ }
+
+ // 0.2 - is each face meshed with Quadrangle_2D? (so, with a wire of 4 edges)
+
+ // tool for working with quadratic elements
+ SMESH_MesherHelper aTool (aMesh);
+ _quadraticMesh = aTool.IsQuadraticSubMesh(aShape);
+
+ // cube structure
+ typedef struct cubeStruct
+ {
+ TopoDS_Vertex V000;
+ TopoDS_Vertex V001;
+ TopoDS_Vertex V010;
+ TopoDS_Vertex V011;
+ TopoDS_Vertex V100;
+ TopoDS_Vertex V101;
+ TopoDS_Vertex V110;
+ TopoDS_Vertex V111;
+ faceQuadStruct* quad_X0;
+ faceQuadStruct* quad_X1;
+ faceQuadStruct* quad_Y0;
+ faceQuadStruct* quad_Y1;
+ faceQuadStruct* quad_Z0;
+ faceQuadStruct* quad_Z1;
+ Point3DStruct* np; // normalised 3D coordinates
+ } CubeStruct;
+
+ CubeStruct aCube;
+
+ // bounding faces
+ FaceQuadStruct* aQuads[6];
+ for (int i = 0; i < 6; i++)
+ aQuads[i] = 0;
+
+ 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() ) {
+ const SMDS_MeshElement* elem = eIt->next();
+ isAllQuad = ( elem->NbNodes()==4 ||(_quadraticMesh && elem->NbNodes()==8) );
+ }
+ }
+ }
+ if ( ! isAllQuad ) {
+ SMESH_ComputeErrorPtr err = ComputePentahedralMesh(aMesh, aShape);
+ return ClearAndReturn( aQuads, error(err));
+ }
+ StdMeshers_Quadrangle_2D *quadAlgo =
+ dynamic_cast < StdMeshers_Quadrangle_2D * >(algo);
+ ASSERT(quadAlgo);
+ try {
+ aQuads[i] = quadAlgo->CheckAnd2Dcompute(aMesh, aFace, _quadraticMesh);
+ if(!aQuads[i]) {
+ return error( quadAlgo->GetComputeError());
+ }
+ }
+ catch(SALOME_Exception & S_ex) {
+ return ClearAndReturn( aQuads, error(COMPERR_SLM_EXCEPTION,TComm(S_ex.what()) <<
+ " Raised by StdMeshers_Quadrangle_2D "
+ " on face #" << meshDS->ShapeToIndex( aFace )));
+ }
+
+ // 0.2.1 - number of points on the opposite edges must be the same
+ if (aQuads[i]->side[0]->NbPoints() != aQuads[i]->side[2]->NbPoints() ||
+ aQuads[i]->side[1]->NbPoints() != aQuads[i]->side[3]->NbPoints()
+ /*aQuads[i]->side[0]->NbEdges() != 1 ||
+ aQuads[i]->side[1]->NbEdges() != 1 ||
+ aQuads[i]->side[2]->NbEdges() != 1 ||
+ aQuads[i]->side[3]->NbEdges() != 1*/) {
+ MESSAGE("different number of points on the opposite edges of face " << i);
+ // Try to go into penta algorithm 'cause it has been improved.
+ SMESH_ComputeErrorPtr err = ComputePentahedralMesh(aMesh, aShape);
+ return ClearAndReturn( aQuads, error(err));
+ }
+ }
+
+ // 1. - identify faces and vertices of the "cube"
+ // 1.1 - ancestor maps vertex->edges in the cube
+
+// 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
+
+ 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
+
+ aCube.V000 = aQuads[0]->side[0]->FirstVertex(); // will be (0,0,0) on the unit cube
+ aCube.V100 = aQuads[0]->side[0]->LastVertex(); // will be (1,0,0) on the unit cube
+ aCube.V001 = aQuads[0]->side[2]->FirstVertex(); // will be (0,0,1) on the unit cube
+ aCube.V101 = aQuads[0]->side[2]->LastVertex(); // will be (1,0,1) on the unit cube
+
+ TopTools_IndexedMapOfShape MV0;
+ TopExp::MapShapes(aFace, TopAbs_VERTEX, MV0);
+
+ aCube.V010 = OppositeVertex( aCube.V000, MV0, aQuads);
+ aCube.V110 = OppositeVertex( aCube.V100, MV0, aQuads);
+ aCube.V011 = OppositeVertex( aCube.V001, MV0, aQuads);
+ aCube.V111 = OppositeVertex( aCube.V101, MV0, aQuads);
+
+ // 1.6 - find remaining faces given 4 vertices
+
+ int _indY0 = 0;
+ int _indY1 = GetFaceIndex(aMesh, aShape, meshFaces,
+ aCube.V010, aCube.V011, aCube.V110, aCube.V111);
+ int _indZ0 = GetFaceIndex(aMesh, aShape, meshFaces,
+ aCube.V000, aCube.V010, aCube.V100, aCube.V110);
+ int _indZ1 = GetFaceIndex(aMesh, aShape, meshFaces,
+ aCube.V001, aCube.V011, aCube.V101, aCube.V111);
+ int _indX0 = GetFaceIndex(aMesh, aShape, meshFaces,
+ aCube.V000, aCube.V001, aCube.V010, aCube.V011);
+ int _indX1 = GetFaceIndex(aMesh, aShape, meshFaces,
+ aCube.V100, aCube.V101, aCube.V110, aCube.V111);
+
+ // IPAL21120: SIGSEGV on Meshing attached Compound with Automatic Hexadralization
+ if ( _indY1 < 1 || _indZ0 < 1 || _indZ1 < 1 || _indX0 < 1 || _indX1 < 1 )
+ return error(COMPERR_BAD_SHAPE);
+
+ aCube.quad_Y0 = aQuads[_indY0];
+ aCube.quad_Y1 = aQuads[_indY1];
+ aCube.quad_Z0 = aQuads[_indZ0];
+ aCube.quad_Z1 = aQuads[_indZ1];
+ aCube.quad_X0 = aQuads[_indX0];
+ aCube.quad_X1 = aQuads[_indX1];
+
+ // 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(*aCube.quad_X0, meshFaces[_indX0]->GetSubShape(),
+ aCube.V000, aCube.V010, aCube.V011, aCube.V001, cx0);
+ GetConv2DCoefs(*aCube.quad_X1, meshFaces[_indX1]->GetSubShape(),
+ aCube.V100, aCube.V110, aCube.V111, aCube.V101, cx1);
+ GetConv2DCoefs(*aCube.quad_Y0, meshFaces[_indY0]->GetSubShape(),
+ aCube.V000, aCube.V100, aCube.V101, aCube.V001, cy0);
+ GetConv2DCoefs(*aCube.quad_Y1, meshFaces[_indY1]->GetSubShape(),
+ aCube.V010, aCube.V110, aCube.V111, aCube.V011, cy1);
+ GetConv2DCoefs(*aCube.quad_Z0, meshFaces[_indZ0]->GetSubShape(),
+ aCube.V000, aCube.V100, aCube.V110, aCube.V010, cz0);
+ GetConv2DCoefs(*aCube.quad_Z1, meshFaces[_indZ1]->GetSubShape(),
+ aCube.V001, aCube.V101, aCube.V111, aCube.V011, cz1);
+
+ // 1.8 - create a 3D structure for normalized values
+
+ int nbx = aCube.quad_Z0->side[0]->NbPoints();
+ if (cz0.a1 == 0.) nbx = aCube.quad_Z0->side[1]->NbPoints();
+
+ int nby = aCube.quad_X0->side[0]->NbPoints();
+ if (cx0.a1 == 0.) nby = aCube.quad_X0->side[1]->NbPoints();
+
+ int nbz = aCube.quad_Y0->side[0]->NbPoints();
+ if (cy0.a1 != 0.) nbz = aCube.quad_Y0->side[1]->NbPoints();
+
+ 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 = aCube.quad_X0;
+ int i = 0; // j = x/face , k = y/face
+ int nbdown = quad->side[0]->NbPoints();
+ int nbright = quad->side[1]->NbPoints();
+
+ SMDS_NodeIteratorPtr 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().get());
- 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 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();
- const SMDS_FacePosition* fpos =
- static_cast<const SMDS_FacePosition*>(node->GetPosition().get());
- 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 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();
- const SMDS_FacePosition * fpos =
- static_cast<const SMDS_FacePosition*>(node->GetPosition().get());
- 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 = 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();
- const SMDS_FacePosition* fpos =
- static_cast<const SMDS_FacePosition *>(node->GetPosition().get());
- 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_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();
- const SMDS_FacePosition * fpos =
- static_cast<const SMDS_FacePosition*>(node->GetPosition().get());
- 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_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();
- const SMDS_FacePosition* fpos =
- static_cast<const SMDS_FacePosition*>(node->GetPosition().get());
- 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 StdMeshers_Hexa_3D::Compute()");
- return true;
+ while(itf->more()) {
+ const SMDS_MeshNode * node = itf->next();
+ if(aTool.IsMedium(node))
+ continue;
+ if ( !findIJ( node, quad, i1, j1 ))
+ return ClearAndReturn( aQuads, false );
+ 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 = aCube.quad_X1;
+ int i = nbx - 1; // j = x/face , k = y/face
+ int nbdown = quad->side[0]->NbPoints();
+ int nbright = quad->side[1]->NbPoints();
+
+ while(itf->more()) {
+ const SMDS_MeshNode * node = itf->next();
+ if(aTool.IsMedium(node))
+ continue;
+ if ( !findIJ( node, quad, i1, j1 ))
+ return ClearAndReturn( aQuads, false );
+ 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 = aCube.quad_Y0;
+ int j = 0; // i = x/face , k = y/face
+ int nbdown = quad->side[0]->NbPoints();
+ int nbright = quad->side[1]->NbPoints();
+
+ while(itf->more()) {
+ const SMDS_MeshNode * node = itf->next();
+ if(aTool.IsMedium(node))
+ continue;
+ if ( !findIJ( node, quad, i1, j1 ))
+ return ClearAndReturn( aQuads, false );
+ 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 = aCube.quad_Y1;
+ int j = nby - 1; // i = x/face , k = y/face
+ int nbdown = quad->side[0]->NbPoints();
+ int nbright = quad->side[1]->NbPoints();
+
+ while(itf->more()) {
+ const SMDS_MeshNode * node = itf->next();
+ if(aTool.IsMedium(node))
+ continue;
+ if ( !findIJ( node, quad, i1, j1 ))
+ return ClearAndReturn( aQuads, false );
+ 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 = aCube.quad_Z0;
+ int k = 0; // i = x/face , j = y/face
+ int nbdown = quad->side[0]->NbPoints();
+ int nbright = quad->side[1]->NbPoints();
+
+ while(itf->more()) {
+ const SMDS_MeshNode * node = itf->next();
+ if(aTool.IsMedium(node))
+ continue;
+ if ( !findIJ( node, quad, i1, j1 ))
+ return ClearAndReturn( aQuads, false );
+ 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 = aCube.quad_Z1;
+ int k = nbz - 1; // i = x/face , j = y/face
+ int nbdown = quad->side[0]->NbPoints();
+ int nbright = quad->side[1]->NbPoints();
+
+ while(itf->more()) {
+ const SMDS_MeshNode * node = itf->next();
+ if(aTool.IsMedium(node))
+ continue;
+ if ( !findIJ( node, quad, i1, j1 ))
+ return ClearAndReturn( aQuads, false );
+ 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();
+ }
+ }
+
+ //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++) {
+ bool isForw = forward.at( j * nbx + i );
+ 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;
+
+ SMDS_MeshVolume * elt;
+ if ( isForw ) {
+ elt = aTool.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);
+ }
+ else {
+ elt = aTool.AddVolume(np[n1].node, np[n4].node,
+ np[n3].node, np[n2].node,
+ np[n5].node, np[n8].node,
+ np[n7].node, np[n6].node);
+ }
+
+ meshDS->SetMeshElementOnShape(elt, shapeID);
+ }
+ }
+ }
+ if ( np ) delete [] np;
+ return ClearAndReturn( aQuads, true );
}
//=============================================================================
*/
//=============================================================================
-void StdMeshers_Hexa_3D::GetPoint(Pt3 p, int i, int j, int k, int nbx, int nby,
- int nbz, Point3DStruct * np, const SMESHDS_Mesh * meshDS)
+void StdMeshers_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;
const TopoDS_Vertex & V1,
const TopoDS_Vertex & V2, const TopoDS_Vertex & V3)
{
- MESSAGE("StdMeshers_Hexa_3D::GetFaceIndex");
+ //MESSAGE("StdMeshers_Hexa_3D::GetFaceIndex");
int faceIndex = -1;
for (int i = 1; i < 6; i++)
{
break;
}
}
- ASSERT(faceIndex > 0);
- SCRUTE(faceIndex);
+ //IPAL21120 ASSERT(faceIndex > 0);
+ //SCRUTE(faceIndex);
return faceIndex;
}
const TopoDS_Vertex & aVertex,
const TopTools_IndexedDataMapOfShapeListOfShape & MS)
{
- MESSAGE("StdMeshers_Hexa_3D::EdgeNotInFace");
+ //MESSAGE("StdMeshers_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());
+// SCRUTE(ancestorsInSolid.Extent());
+// SCRUTE(ancestorsInFace.Extent());
ASSERT(ancestorsInSolid.Extent() == 6); // 6 (edges doublees)
ASSERT(ancestorsInFace.Extent() == 2);
const TopoDS_Vertex & V1,
const TopoDS_Vertex & V2, const TopoDS_Vertex & V3, Conv2DStruct & conv)
{
- MESSAGE("StdMeshers_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;
- }
+// MESSAGE("StdMeshers_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;
+// }
+ VA = quad.side[0]->FirstVertex();
+ VB = quad.side[0]->LastVertex();
+
int a1, b1, c1, a2, b2, c2;
if (VA.IsSame(V0))
if (VB.IsSame(V1))
b2 = -1;
c2 = 1; // 1-y
}
- MESSAGE("X = " << c1 << "+ " << a1 << "*x + " << b1 << "*y");
- MESSAGE("Y = " << c2 << "+ " << a2 << "*x + " << b2 << "*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.b2 = b2;
conv.c2 = c2;
- int nbdown = quad.nbPts[0];
- int nbright = quad.nbPts[1];
+ int nbdown = quad.side[0]->NbPoints();
+ int nbright = quad.side[1]->NbPoints();
conv.ia = int (a1);
conv.ib = int (b1);
conv.ic =
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);
+// MESSAGE("I " << conv.ia << " " << conv.ib << " " << conv.ic);
+// MESSAGE("J " << conv.ja << " " << conv.jb << " " << conv.jc);
}
-//=============================================================================
+//================================================================================
/*!
- *
+ * \brief Find a vertex opposite to the given vertex of aQuads[0]
+ * \param aVertex - the vertex
+ * \param aFace - the face aVertex belongs to
+ * \param aQuads - quads
+ * \retval TopoDS_Vertex - found vertex
*/
-//=============================================================================
+//================================================================================
-ostream & StdMeshers_Hexa_3D::SaveTo(ostream & save)
+TopoDS_Vertex StdMeshers_Hexa_3D::OppositeVertex(const TopoDS_Vertex& aVertex,
+ const TopTools_IndexedMapOfShape& aQuads0Vertices,
+ FaceQuadStruct* aQuads[6])
{
- return save;
+ int i, j;
+ for ( i = 1; i < 6; ++i )
+ {
+ TopoDS_Vertex VV[] = { aQuads[i]->side[0]->FirstVertex(),
+ aQuads[i]->side[0]->LastVertex() ,
+ aQuads[i]->side[2]->LastVertex() ,
+ aQuads[i]->side[2]->FirstVertex() };
+ for ( j = 0; j < 4; ++j )
+ if ( aVertex.IsSame( VV[ j ]))
+ break;
+ if ( j < 4 ) {
+ int jPrev = j ? j - 1 : 3;
+ int jNext = (j + 1) % 4;
+ if ( aQuads0Vertices.Contains( VV[ jPrev ] ))
+ return VV[ jNext ];
+ else
+ return VV[ jPrev ];
+ }
+ }
+ return TopoDS_Vertex();
}
-//=============================================================================
-/*!
- *
- */
-//=============================================================================
+//modified by NIZNHY-PKV Wed Nov 17 15:34:13 2004 f
+///////////////////////////////////////////////////////////////////////////////
+//ZZ
+//#include <stdio.h>
-istream & StdMeshers_Hexa_3D::LoadFrom(istream & load)
-{
- return load;
-}
-
-//=============================================================================
-/*!
- *
- */
-//=============================================================================
+//=======================================================================
+//function : ComputePentahedralMesh
+//purpose :
+//=======================================================================
-ostream & operator <<(ostream & save, StdMeshers_Hexa_3D & hyp)
+SMESH_ComputeErrorPtr ComputePentahedralMesh(SMESH_Mesh & aMesh,
+ const TopoDS_Shape & aShape)
{
- return hyp.SaveTo( save );
+ //printf(" ComputePentahedralMesh HERE\n");
+ //
+ bool bOK;
+ SMESH_ComputeErrorPtr err = SMESH_ComputeError::New();
+ //int iErr;
+ StdMeshers_Penta_3D anAlgo;
+ //
+ bOK=anAlgo.Compute(aMesh, aShape);
+ //
+ err = anAlgo.GetComputeError();
+ //
+ if ( !bOK && anAlgo.ErrorStatus() == 5 )
+ {
+ static StdMeshers_Prism_3D * aPrism3D = 0;
+ if ( !aPrism3D ) {
+ SMESH_Gen* gen = aMesh.GetGen();
+ aPrism3D = new StdMeshers_Prism_3D( gen->GetANewId(), 0, gen );
+ }
+ SMESH_Hypothesis::Hypothesis_Status aStatus;
+ if ( aPrism3D->CheckHypothesis( aMesh, aShape, aStatus ) ) {
+ bOK = aPrism3D->Compute( aMesh, aShape );
+ err = aPrism3D->GetComputeError();
+ }
+ }
+ return err;
}
-//=============================================================================
-/*!
- *
- */
-//=============================================================================
-istream & operator >>(istream & load, StdMeshers_Hexa_3D & hyp)
-{
- return hyp.LoadFrom( load );
-}