-using namespace std;
-//=============================================================================
-// File : SMESH_Regular_1D.cxx
-// Created : sam mai 18 08:11:58 CEST 2002
-// Author : Paul RASCLE, EDF
-// Project : SALOME
-// Copyright : EDF 2002
-// $Header$
-//=============================================================================
+// 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_Regular_1D.cxx
+// Author : Paul RASCLE, EDF
+// Module : SMESH
+// $Header$
+
using namespace std;
#include "SMESH_Regular_1D.hxx"
#include "SMESH_LocalLength.hxx"
#include "SMESH_NumberOfSegments.hxx"
-#include "SMESHDS_ListOfPtrHypothesis.hxx"
-#include "SMESHDS_ListIteratorOfListOfPtrHypothesis.hxx"
#include "SMDS_MeshElement.hxx"
#include "SMDS_MeshNode.hxx"
#include "SMDS_EdgePosition.hxx"
*/
//=============================================================================
-SMESH_Regular_1D::SMESH_Regular_1D(int hypId, int studyId, SMESH_Gen* gen)
- : SMESH_1D_Algo(hypId, studyId, gen)
+SMESH_Regular_1D::SMESH_Regular_1D(int hypId, int studyId,
+ SMESH_Gen * gen):SMESH_1D_Algo(hypId, studyId, gen)
{
- MESSAGE("SMESH_Regular_1D::SMESH_Regular_1D");
- _name = "Regular_1D";
- // _shapeType = TopAbs_EDGE;
- _shapeType = (1<<TopAbs_EDGE);
- _compatibleHypothesis.push_back("LocalLength");
- _compatibleHypothesis.push_back("NumberOfSegments");
-
- _localLength = 0;
- _numberOfSegments = 0;
- _hypLocalLength = NULL;
- _hypNumberOfSegments = NULL;
+ MESSAGE("SMESH_Regular_1D::SMESH_Regular_1D");
+ _name = "Regular_1D";
+ // _shapeType = TopAbs_EDGE;
+ _shapeType = (1 << TopAbs_EDGE);
+ _compatibleHypothesis.push_back("LocalLength");
+ _compatibleHypothesis.push_back("NumberOfSegments");
+
+ _localLength = 0;
+ _numberOfSegments = 0;
+ _hypLocalLength = NULL;
+ _hypNumberOfSegments = NULL;
}
//=============================================================================
ostream & SMESH_Regular_1D::SaveTo(ostream & save)
{
- return save << this;
+ return save << this;
}
//=============================================================================
istream & SMESH_Regular_1D::LoadFrom(istream & load)
{
- return load >> (*this);
+ return load >> (*this);
}
//=============================================================================
*/
//=============================================================================
-ostream& operator << (ostream & save, SMESH_Regular_1D & hyp)
+ostream & operator <<(ostream & save, SMESH_Regular_1D & hyp)
{
- return save;
+ return save;
}
//=============================================================================
*/
//=============================================================================
-istream& operator >> (istream & load, SMESH_Regular_1D & hyp)
+istream & operator >>(istream & load, SMESH_Regular_1D & hyp)
{
- return load;
+ return load;
}
//=============================================================================
*/
//=============================================================================
-bool SMESH_Regular_1D::CheckHypothesis(SMESH_Mesh& aMesh,
- const TopoDS_Shape& aShape)
+bool SMESH_Regular_1D::CheckHypothesis(SMESH_Mesh & aMesh,
+ const TopoDS_Shape & aShape)
{
- //MESSAGE("SMESH_Regular_1D::CheckHypothesis");
-
- list<SMESHDS_Hypothesis*>::const_iterator itl;
- SMESHDS_Hypothesis* theHyp;
-
- const list<SMESHDS_Hypothesis*>& hyps = GetUsedHypothesis(aMesh, aShape);
- int nbHyp = hyps.size();
- if (nbHyp != 1) return false; // only one compatible hypothesis allowed
-
- itl = hyps.begin();
- theHyp = (*itl);
-
- string hypName = theHyp->GetName();
- int hypId = theHyp->GetID();
- //SCRUTE(hypName);
-
- bool isOk = false;
-
- if (hypName == "LocalLength")
- {
- _hypLocalLength = dynamic_cast<SMESH_LocalLength*> (theHyp);
- ASSERT(_hypLocalLength);
- _localLength = _hypLocalLength->GetLength();
- _numberOfSegments = 0;
- isOk =true;
- }
-
- if (hypName == "NumberOfSegments")
- {
- _hypNumberOfSegments = dynamic_cast<SMESH_NumberOfSegments*> (theHyp);
- ASSERT(_hypNumberOfSegments);
- _numberOfSegments = _hypNumberOfSegments->GetNumberOfSegments();
- _localLength = 0;
- isOk = true;
- }
-
- //SCRUTE(_localLength);
- //SCRUTE(_numberOfSegments);
-
- return isOk;
+ //MESSAGE("SMESH_Regular_1D::CheckHypothesis");
+
+ list <const SMESHDS_Hypothesis * >::const_iterator itl;
+ const SMESHDS_Hypothesis *theHyp;
+
+ const list <const SMESHDS_Hypothesis * >&hyps = GetUsedHypothesis(aMesh, aShape);
+ int nbHyp = hyps.size();
+ if (nbHyp != 1) return false; // only one compatible hypothesis allowed
+
+ itl = hyps.begin();
+ theHyp = (*itl);
+
+ string hypName = theHyp->GetName();
+ int hypId = theHyp->GetID();
+ //SCRUTE(hypName);
+
+ bool isOk = false;
+
+ if (hypName == "LocalLength")
+ {
+ _hypLocalLength = dynamic_cast <const SMESH_LocalLength * >(theHyp);
+ ASSERT(_hypLocalLength);
+ _localLength = _hypLocalLength->GetLength();
+ _numberOfSegments = 0;
+ isOk = true;
+ }
+
+ if (hypName == "NumberOfSegments")
+ {
+ _hypNumberOfSegments =
+ dynamic_cast <const SMESH_NumberOfSegments * >(theHyp);
+ ASSERT(_hypNumberOfSegments);
+ _numberOfSegments = _hypNumberOfSegments->GetNumberOfSegments();
+ _scaleFactor = _hypNumberOfSegments->GetScaleFactor();
+ _localLength = 0;
+ isOk = true;
+ }
+
+ //SCRUTE(_localLength);
+ //SCRUTE(_numberOfSegments);
+
+ return isOk;
}
//=============================================================================
*/
//=============================================================================
-bool SMESH_Regular_1D::Compute(SMESH_Mesh& aMesh,
- const TopoDS_Shape& aShape)
+bool SMESH_Regular_1D::Compute(SMESH_Mesh & aMesh, const TopoDS_Shape & aShape)
{
- //MESSAGE("SMESH_Regular_1D::Compute");
+ MESSAGE("SMESH_Regular_1D::Compute");
- const Handle(SMESHDS_Mesh)& meshDS = aMesh.GetMeshDS();
- SMESH_subMesh* theSubMesh = aMesh.GetSubMesh(aShape);
+ SMESHDS_Mesh * meshDS = aMesh.GetMeshDS();
+ SMESH_subMesh *theSubMesh = aMesh.GetSubMesh(aShape);
- const TopoDS_Edge& EE = TopoDS::Edge(aShape);
- TopoDS_Edge E = TopoDS::Edge(EE.Oriented(TopAbs_FORWARD));
+ const TopoDS_Edge & EE = TopoDS::Edge(aShape);
+ TopoDS_Edge E = TopoDS::Edge(EE.Oriented(TopAbs_FORWARD));
- double f,l;
- Handle(Geom_Curve) Curve = BRep_Tool::Curve(E,f,l);
+ double f, l;
+ Handle(Geom_Curve) Curve = BRep_Tool::Curve(E, f, l);
- TopoDS_Vertex VFirst, VLast;
- TopExp::Vertices(E, VFirst, VLast); // Vfirst corresponds to f and Vlast to l
+ TopoDS_Vertex VFirst, VLast;
+ TopExp::Vertices(E, VFirst, VLast); // Vfirst corresponds to f and Vlast to l
- double length = EdgeLength(E);
- //SCRUTE(length);
+ double length = EdgeLength(E);
+ //SCRUTE(length);
- double eltSize = 1;
+ double eltSize = 1;
// if (_localLength > 0) eltSize = _localLength;
- if (_localLength > 0)
- {
- double nbseg = ceil(length/_localLength); // integer sup
- if (nbseg <=0) nbseg = 1; // degenerated edge
- eltSize = length/nbseg;
- }
- else
- {
- ASSERT(_numberOfSegments> 0);
- eltSize = length/_numberOfSegments;
- }
-
- ASSERT(!VFirst.IsNull());
- SMESH_subMesh* firstSubMesh = aMesh.GetSubMesh(VFirst);
- const TColStd_ListOfInteger& lidf
- = firstSubMesh->GetSubMeshDS()->GetIDNodes();
- int idFirst= lidf.First();
- //SCRUTE(idFirst);
-
- ASSERT(!VLast.IsNull());
- SMESH_subMesh* lastSubMesh = aMesh.GetSubMesh(VLast);
- const TColStd_ListOfInteger& lidl
- = lastSubMesh->GetSubMeshDS()->GetIDNodes();
- int idLast= lidl.First();
- //SCRUTE(idLast);
-
- if (!Curve.IsNull())
- {
- GeomAdaptor_Curve C3d(Curve);
- GCPnts_UniformAbscissa Discret(C3d,eltSize,f,l);
- int NbPoints = Discret.NbPoints();
- //MESSAGE("nb points on edge : "<<NbPoints);
-
- // edge extrema (indexes : 1 & NbPoints) already in SMDS (TopoDS_Vertex)
- // only internal nodes receive an edge position with param on curve
-
- int idPrev = idFirst;
- for (int i=2; i<NbPoints; i++)
+ if (_localLength > 0)
{
- double param = Discret.Parameter(i);
- gp_Pnt P = Curve->Value(param);
-
- //Add the Node in the DataStructure
- int nodeId = meshDS->AddNode(P.X(), P.Y(), P.Z());
- //MESSAGE("point "<<nodeId<<" "<<P.X()<<" "<<P.Y()<<" "<<P.Z()<<" - "<<i<<" "<<param);
- Handle (SMDS_MeshElement) elt = meshDS->FindNode(nodeId);
- Handle (SMDS_MeshNode) node = meshDS->GetNode(1, elt);
- meshDS->SetNodeOnEdge(node, E);
-
- // **** edgePosition associe au point = param.
-// Handle (SMDS_EdgePosition) epos
-// = new SMDS_EdgePosition(theSubMesh->GetId(),param); // non, deja cree
-// node->SetPosition(epos);
- Handle (SMDS_EdgePosition) epos
- = Handle (SMDS_EdgePosition)::DownCast(node->GetPosition());
- epos->SetUParameter(param);
-
- int edgeId = meshDS->AddEdge(idPrev, nodeId);
- elt = meshDS->FindElement(edgeId);
- meshDS->SetMeshElementOnShape(elt, E);
- idPrev = nodeId;
+ double nbseg = ceil(length / _localLength); // integer sup
+ if (nbseg <= 0)
+ nbseg = 1; // degenerated edge
+ eltSize = length / nbseg;
}
- int edgeId = meshDS->AddEdge(idPrev, idLast);
- Handle (SMDS_MeshElement) elt = meshDS->FindElement(edgeId);
- meshDS->SetMeshElementOnShape(elt, E);
- }
- else
- {
+ else
+ {
+ ASSERT(_numberOfSegments > 0);
+ eltSize = length / _numberOfSegments;
+ }
+
+ ASSERT(!VFirst.IsNull());
+ SMDS_Iterator<const SMDS_MeshNode *> * lid=
+ aMesh.GetSubMesh(VFirst)->GetSubMeshDS()->GetNodes();
+ const SMDS_MeshNode * idFirst = lid->next();
+ delete lid;
+
+ ASSERT(!VLast.IsNull());
+ lid=aMesh.GetSubMesh(VLast)->GetSubMeshDS()->GetNodes();
+ const SMDS_MeshNode * idLast = lid->next();
+ delete lid;
+
+ if (!Curve.IsNull())
+ {
+ GeomAdaptor_Curve C3d(Curve);
+ GCPnts_UniformAbscissa Discret(C3d, eltSize, f, l);
+ int NbPoints = Discret.NbPoints();
+ //MESSAGE("nb points on edge : "<<NbPoints);
+
+ // edge extrema (indexes : 1 & NbPoints) already in SMDS (TopoDS_Vertex)
+ // only internal nodes receive an edge position with param on curve
+
+ const SMDS_MeshNode * idPrev = idFirst;
+ for (int i = 2; i < NbPoints; i++)
+ {
+ double param = Discret.Parameter(i);
+
+ if (_numberOfSegments > 1)
+ {
+ double epsilon = 0.001;
+ if (fabs(_scaleFactor - 1.0) > epsilon)
+ {
+ double alpha =
+ pow(_scaleFactor, 1.0 / (_numberOfSegments - 1));
+ double d =
+ length * (1 - pow(alpha, i - 1)) / (1 - pow(alpha,
+ _numberOfSegments));
+ param = d;
+ }
+ }
+
+ gp_Pnt P = Curve->Value(param);
+
+ //Add the Node in the DataStructure
+ //MESSAGE("point "<<nodeId<<" "<<P.X()<<" "<<P.Y()<<" "<<P.Z()<<" - "<<i<<" "<<param);
+ SMDS_MeshNode * node = meshDS->AddNode(P.X(), P.Y(), P.Z());
+ meshDS->SetNodeOnEdge(node, E);
+
+ // **** edgePosition associe au point = param.
+ SMDS_EdgePosition* epos=dynamic_cast<SMDS_EdgePosition *>(node->GetPosition());
+ epos->SetUParameter(param);
+
+ SMDS_MeshEdge * edge = meshDS->AddEdge(idPrev, node);
+ meshDS->SetMeshElementOnShape(edge, E);
+ idPrev = node;
+ }
+ SMDS_MeshEdge* edge = meshDS->AddEdge(idPrev, idLast);
+ meshDS->SetMeshElementOnShape(edge, E);
+ }
+ else
+ {
// MESSAGE ("Edge Degeneree non traitee --- arret");
// ASSERT(0);
- if (BRep_Tool::Degenerated(E))
- {
- // Edge is a degenerated Edge : We put n = 5 points on the edge.
- int NbPoints = 5;
- BRep_Tool::Range(E,f,l);
- double du = (l-f)/(NbPoints-1);
- MESSAGE("************* Degenerated edge! *****************");
-
- TopoDS_Vertex V1,V2;
- TopExp::Vertices (E,V1,V2);
- gp_Pnt P = BRep_Tool::Pnt(V1);
-
- int idPrev = idFirst;
- for (int i=2; i<NbPoints; i++)
- {
- double param = f + (i-1)*du;
- //Add the Node in the DataStructure
- int nodeId = meshDS->AddNode(P.X(), P.Y(), P.Z());
- //MESSAGE("point "<<nodeId<<" "<<P.X()<<" "<<P.Y()<<" "<<P.Z()<<" - "<<i<<" "<<param);
-
- Handle (SMDS_MeshElement) elt = meshDS->FindNode(nodeId);
- Handle (SMDS_MeshNode) node = meshDS->GetNode(1, elt);
- meshDS->SetNodeOnEdge(node, E);
-
-// Handle (SMDS_EdgePosition) epos
-// = new SMDS_EdgePosition(theSubMesh->GetId(),param);
-// node->SetPosition(epos);
- Handle (SMDS_EdgePosition) epos
- = Handle (SMDS_EdgePosition)::DownCast(node->GetPosition());
- epos->SetUParameter(param);
-
- int edgeId = meshDS->AddEdge(idPrev, nodeId);
- elt = meshDS->FindElement(edgeId);
- meshDS->SetMeshElementOnShape(elt, E);
- idPrev = nodeId;
- }
- int edgeId = meshDS->AddEdge(idPrev, idLast);
- Handle (SMDS_MeshElement) elt = meshDS->FindElement(edgeId);
- meshDS->SetMeshElementOnShape(elt, E);
+ if (BRep_Tool::Degenerated(E))
+ {
+ // Edge is a degenerated Edge : We put n = 5 points on the edge.
+ int NbPoints = 5;
+ BRep_Tool::Range(E, f, l);
+ double du = (l - f) / (NbPoints - 1);
+ MESSAGE("************* Degenerated edge! *****************");
+
+ TopoDS_Vertex V1, V2;
+ TopExp::Vertices(E, V1, V2);
+ gp_Pnt P = BRep_Tool::Pnt(V1);
+
+ const SMDS_MeshNode * idPrev = idFirst;
+ for (int i = 2; i < NbPoints; i++)
+ {
+ double param = f + (i - 1) * du;
+ SMDS_MeshNode * node = meshDS->AddNode(P.X(), P.Y(), P.Z());
+ meshDS->SetNodeOnEdge(node, E);
+
+// Handle (SMDS_EdgePosition) epos
+// = new SMDS_EdgePosition(theSubMesh->GetId(),param);
+// node->SetPosition(epos);
+ SMDS_EdgePosition* epos
+ = dynamic_cast<SMDS_EdgePosition*>(node->GetPosition());
+ epos->SetUParameter(param);
+
+ SMDS_MeshEdge * edge = meshDS->AddEdge(idPrev, node);
+ meshDS->SetMeshElementOnShape(edge, E);
+ idPrev = node;
+ }
+ SMDS_MeshEdge * edge = meshDS->AddEdge(idPrev, idLast);
+ meshDS->SetMeshElementOnShape(edge, E);
+ }
+ else
+ ASSERT(0);
}
- else ASSERT(0);
- }
- return true;
+ return true;
}
