netgen/libsrc/interface/writeuser.cpp
Philippose Rajan f9f8d5481b * Added capability of writing gz compressed STL surface meshes
* Added capability of writing gz compressed OpenFOAM meshes
2013-05-02 17:51:04 +00:00

1041 lines
23 KiB
C++

//
// Write user dependent output file
//
#include <mystdlib.h>
#include <myadt.hpp>
#include <linalg.hpp>
#include <csg.hpp>
#include <geometry2d.hpp>
#include <meshing.hpp>
namespace netgen
{
#include "writeuser.hpp"
void RegisterUserFormats (Array<const char*> & names,
Array<const char*> & extensions)
{
const char *types[] =
{
"Neutral Format", ".mesh",
"Surface Mesh Format", ".mesh" ,
"DIFFPACK Format", ".mesh",
"TecPlot Format", ".mesh",
"Tochnog Format", ".mesh",
"Abaqus Format", ".mesh",
"Fluent Format", ".mesh",
"Permas Format", ".mesh",
"FEAP Format", ".mesh",
"Elmer Format", "*",
"STL Format", ".stl",
"STL Extended Format", ".stl",
"VRML Format", ".*",
"Gmsh Format", ".gmsh",
"Gmsh2 Format", ".gmsh2",
"OpenFOAM 1.5+ Format", "*",
"OpenFOAM 1.5+ Compressed", "*",
"JCMwave Format", ".jcm",
"TET Format", ".tet",
// { "Chemnitz Format" },
0
};
for (int i = 0; types[2*i]; i++)
{
names.Append (types[2*i]);
extensions.Append (types[2*i+1]);
}
}
bool WriteUserFormat (const string & format,
const Mesh & mesh,
const NetgenGeometry & hgeom,
const string & filename)
{
const CSGeometry & geom = *dynamic_cast<const CSGeometry*> (&hgeom);
PrintMessage (1, "Export mesh to file ", filename,
", format is ", format);
if (format == "Neutral Format")
WriteNeutralFormat (mesh, geom, filename);
else if (format == "Surface Mesh Format")
WriteSurfaceFormat (mesh, filename);
else if (format == "DIFFPACK Format")
WriteDiffPackFormat (mesh, geom, filename);
else if (format == "Tochnog Format")
WriteTochnogFormat (mesh, filename);
else if (format == "TecPlot Format")
cerr << "ERROR: TecPlot format currently out of order" << endl;
// WriteTecPlotFormat (mesh, geom, filename);
else if (format == "Abaqus Format")
WriteAbaqusFormat (mesh, filename);
else if (format == "Fluent Format")
WriteFluentFormat (mesh, filename);
else if (format == "Permas Format")
WritePermasFormat (mesh, filename);
else if (format == "FEAP Format")
WriteFEAPFormat (mesh, filename);
else if (format == "Elmer Format")
WriteElmerFormat (mesh, filename);
else if (format == "STL Format")
WriteSTLFormat (mesh, filename);
// Philippose - 16 August 2010
// Added additional STL Export in which
// each face of the geometry is treated
// as a separate "solid" entity
else if (format == "STL Extended Format")
WriteSTLExtFormat (mesh, filename);
else if (format == "VRML Format")
WriteVRMLFormat (mesh, 1, filename);
else if (format == "Fepp Format")
WriteFEPPFormat (mesh, geom, filename);
else if (format == "EdgeElement Format")
WriteEdgeElementFormat (mesh, geom, filename);
else if (format == "Chemnitz Format")
WriteUserChemnitz (mesh, filename);
else if (format == "Gmsh Format")
WriteGmshFormat (mesh, geom, filename);
// Philippose - 29/01/2009
// Added Gmsh v2.xx Mesh export capability
else if (format == "Gmsh2 Format")
WriteGmsh2Format (mesh, geom, filename);
// Philippose - 25/10/2009
// Added OpenFOAM 1.5+ Mesh export capability
else if (format == "OpenFOAM 1.5+ Format")
WriteOpenFOAM15xFormat (mesh, filename, false);
else if (format == "OpenFOAM 1.5+ Compressed")
WriteOpenFOAM15xFormat (mesh, filename, true);
else if (format == "JCMwave Format")
WriteJCMFormat (mesh, geom, filename);
#ifdef OLIVER
else if (format == "TET Format")
WriteTETFormat( mesh, filename);//, "High Frequency" );
#endif
else
{
return 1;
}
return 0;
}
/*
* Neutral mesh format
* points, elements, surface elements
*/
void WriteNeutralFormat (const Mesh & mesh,
const CSGeometry & geom,
const string & filename)
{
cout << "write neutral, new" << endl;
int np = mesh.GetNP();
int ne = mesh.GetNE();
int nse = mesh.GetNSE();
int nseg = mesh.GetNSeg();
int i, j;
int inverttets = mparam.inverttets;
int invertsurf = mparam.inverttrigs;
ofstream outfile (filename.c_str());
outfile.precision(6);
outfile.setf (ios::fixed, ios::floatfield);
outfile.setf (ios::showpoint);
outfile << np << "\n";
for (i = 1; i <= np; i++)
{
const Point3d & p = mesh.Point(i);
outfile.width(10);
outfile << p.X() << " ";
outfile.width(9);
outfile << p.Y() << " ";
if (mesh.GetDimension() == 3)
{
outfile.width(9);
outfile << p.Z();
}
outfile << "\n";
}
if (mesh.GetDimension() == 3)
{
outfile << ne << "\n";
for (i = 1; i <= ne; i++)
{
Element el = mesh.VolumeElement(i);
if (inverttets)
el.Invert();
outfile.width(4);
outfile << el.GetIndex() << " ";
for (j = 1; j <= el.GetNP(); j++)
{
outfile << " ";
outfile.width(8);
outfile << el.PNum(j);
}
outfile << "\n";
}
}
outfile << nse << "\n";
for (i = 1; i <= nse; i++)
{
Element2d el = mesh.SurfaceElement(i);
if (invertsurf)
el.Invert();
outfile.width(4);
outfile << mesh.GetFaceDescriptor (el.GetIndex()).BCProperty() << " ";
for (j = 1; j <= el.GetNP(); j++)
{
outfile << " ";
outfile.width(8);
outfile << el.PNum(j);
}
outfile << "\n";
}
if (mesh.GetDimension() == 2)
{
outfile << nseg << "\n";
for (i = 1; i <= nseg; i++)
{
const Segment & seg = mesh.LineSegment(i);
outfile.width(4);
outfile << seg.si << " ";
outfile << " ";
outfile.width(8);
outfile << seg[0];
outfile << " ";
outfile.width(8);
outfile << seg[1];
outfile << "\n";
}
}
}
void WriteSurfaceFormat (const Mesh & mesh,
const string & filename)
{
// surface mesh
int i, j;
cout << "Write Surface Mesh" << endl;
ofstream outfile (filename.c_str());
outfile << "surfacemesh" << endl;
outfile << mesh.GetNP() << endl;
for (i = 1; i <= mesh.GetNP(); i++)
{
for (j = 0; j < 3; j++)
{
outfile.width(10);
outfile << mesh.Point(i)(j) << " ";
}
outfile << endl;
}
outfile << mesh.GetNSE() << endl;
for (i = 1; i <= mesh.GetNSE(); i++)
{
for (j = 1; j <= 3; j++)
{
outfile.width(8);
outfile << mesh.SurfaceElement(i).PNum(j);
}
outfile << endl;
}
}
/*
* save surface mesh as STL file
*/
void WriteSTLFormat (const Mesh & mesh,
const string & filename)
{
cout << "\nWrite STL Surface Mesh" << endl;
ostream *outfile;
if(filename.substr(filename.length()-3,3) == ".gz")
outfile = new ogzstream(filename.c_str());
else
outfile = new ofstream(filename.c_str());
int i;
outfile->precision(10);
*outfile << "solid" << endl;
for (i = 1; i <= mesh.GetNSE(); i++)
{
*outfile << "facet normal ";
const Point3d& p1 = mesh.Point(mesh.SurfaceElement(i).PNum(1));
const Point3d& p2 = mesh.Point(mesh.SurfaceElement(i).PNum(2));
const Point3d& p3 = mesh.Point(mesh.SurfaceElement(i).PNum(3));
Vec3d normal = Cross(p2-p1,p3-p1);
if (normal.Length() != 0)
{
normal /= (normal.Length());
}
*outfile << normal.X() << " " << normal.Y() << " " << normal.Z() << "\n";
*outfile << "outer loop\n";
*outfile << "vertex " << p1.X() << " " << p1.Y() << " " << p1.Z() << "\n";
*outfile << "vertex " << p2.X() << " " << p2.Y() << " " << p2.Z() << "\n";
*outfile << "vertex " << p3.X() << " " << p3.Y() << " " << p3.Z() << "\n";
*outfile << "endloop\n";
*outfile << "endfacet\n";
}
*outfile << "endsolid" << endl;
}
/*
* Philippose - 16 August 2010
* Save surface mesh as STL file
* with a separate solid definition
* for each face
* - This helps in splitting up the
* STL into named boundary faces
* when using a third-party mesher
*/
void WriteSTLExtFormat (const Mesh & mesh,
const string & filename)
{
cout << "\nWrite STL Surface Mesh (with separated boundary faces)" << endl;
ostream *outfile;
if(filename.substr(filename.length()-3,3) == ".gz")
outfile = new ogzstream(filename.c_str());
else
outfile = new ofstream(filename.c_str());
outfile->precision(10);
int numBCs = 0;
Array<int> faceBCs;
TABLE<int> faceBCMapping;
faceBCs.SetSize(mesh.GetNFD());
faceBCMapping.SetSize(mesh.GetNFD());
faceBCs = -1;
// Collect the BC numbers used in the mesh
for(int faceNr = 1; faceNr <= mesh.GetNFD(); faceNr++)
{
int bcNum = mesh.GetFaceDescriptor(faceNr).BCProperty();
if(faceBCs.Pos(bcNum) < 0)
{
numBCs++;
faceBCs.Set(numBCs,bcNum);
faceBCMapping.Add1(numBCs,faceNr);
}
else
{
faceBCMapping.Add1(faceBCs.Pos(bcNum)+1,faceNr);
}
}
faceBCs.SetSize(numBCs);
faceBCMapping.ChangeSize(numBCs);
// Now actually write the data to file
for(int bcInd = 1; bcInd <= faceBCs.Size(); bcInd++)
{
*outfile << "solid Boundary_" << faceBCs.Elem(bcInd) << "\n";
for(int faceNr = 1;faceNr <= faceBCMapping.EntrySize(bcInd); faceNr++)
{
Array<SurfaceElementIndex> faceSei;
mesh.GetSurfaceElementsOfFace(faceBCMapping.Get(bcInd,faceNr),faceSei);
for (int i = 0; i < faceSei.Size(); i++)
{
*outfile << "facet normal ";
const Point3d& p1 = mesh.Point(mesh.SurfaceElement(faceSei[i]).PNum(1));
const Point3d& p2 = mesh.Point(mesh.SurfaceElement(faceSei[i]).PNum(2));
const Point3d& p3 = mesh.Point(mesh.SurfaceElement(faceSei[i]).PNum(3));
Vec3d normal = Cross(p2-p1,p3-p1);
if (normal.Length() != 0)
{
normal /= (normal.Length());
}
*outfile << normal.X() << " " << normal.Y() << " " << normal.Z() << "\n";
*outfile << "outer loop\n";
*outfile << "vertex " << p1.X() << " " << p1.Y() << " " << p1.Z() << "\n";
*outfile << "vertex " << p2.X() << " " << p2.Y() << " " << p2.Z() << "\n";
*outfile << "vertex " << p3.X() << " " << p3.Y() << " " << p3.Z() << "\n";
*outfile << "endloop\n";
*outfile << "endfacet\n";
}
}
*outfile << "endsolid Boundary_" << faceBCs.Elem(bcInd) << "\n";
}
}
/*
*
* write surface mesh as VRML file
*
*/
void WriteVRMLFormat (const Mesh & mesh,
bool faces,
const string & filename)
{
if (faces)
{
// Output in VRML, IndexedFaceSet is used
// Bartosz Sawicki <sawickib@ee.pw.edu.pl>
int np = mesh.GetNP();
int nse = mesh.GetNSE();
int i, j;
ofstream outfile (filename.c_str());
outfile.precision(6);
outfile.setf (ios::fixed, ios::floatfield);
outfile.setf (ios::showpoint);
outfile << "#VRML V2.0 utf8 \n"
"Background {\n"
" skyColor [1 1 1]\n"
" groundColor [1 1 1]\n"
"}\n"
"Group{ children [\n"
"Shape{ \n"
"appearance Appearance { material Material { }} \n"
"geometry IndexedFaceSet { \n"
"coord Coordinate { point [ \n";
for (i = 1; i <= np; i++)
{
const Point3d & p = mesh.Point(i);
outfile.width(10);
outfile << p.X() << " ";
outfile << p.Y() << " ";
outfile << p.Z() << " \n";
}
outfile << " ] } \n"
"coordIndex [ \n";
for (i = 1; i <= nse; i++)
{
const Element2d & el = mesh.SurfaceElement(i);
for (j = 1; j <= 3; j++)
{
outfile.width(8);
outfile << el.PNum(j)-1;
}
outfile << " -1 \n";
}
outfile << " ] \n";
//define number and RGB definitions of colors
outfile << "color Color { color [1 0 0, 0 1 0, 0 0 1, 1 1 0]} \n"
"colorIndex [\n";
for (i = 1; i <= nse; i++)
{
outfile << mesh.GetFaceDescriptor(mesh.SurfaceElement(i).GetIndex ()).BCProperty();
outfile << endl;
}
outfile << " ] \n"
"colorPerVertex FALSE \n"
"creaseAngle 0 \n"
"solid FALSE \n"
"ccw FALSE \n"
"convex TRUE \n"
"} } # end of Shape\n"
"] }\n";
} /* end of VRMLFACES */
else
{
// Output in VRML, IndexedLineSet is used
// Bartosz Sawicki <sawickib@ee.pw.edu.pl>
int np = mesh.GetNP();
int nse = mesh.GetNSE();
int i, j;
ofstream outfile (filename.c_str());
outfile.precision(6);
outfile.setf (ios::fixed, ios::floatfield);
outfile.setf (ios::showpoint);
outfile << "#VRML V2.0 utf8 \n"
"Background {\n"
" skyColor [1 1 1]\n"
" groundColor [1 1 1]\n"
"}\n"
"Group{ children [\n"
"Shape{ \n"
"appearance Appearance { material Material { }} \n"
"geometry IndexedLineSet { \n"
"coord Coordinate { point [ \n";
for (i = 1; i <= np; i++)
{
const Point3d & p = mesh.Point(i);
outfile.width(10);
outfile << p.X() << " ";
outfile << p.Y() << " ";
outfile << p.Z() << " \n";
}
outfile << " ] } \n"
"coordIndex [ \n";
for (i = 1; i <= nse; i++)
{
const Element2d & el = mesh.SurfaceElement(i);
for (j = 1; j <= 3; j++)
{
outfile.width(8);
outfile << el.PNum(j)-1;
}
outfile.width(8);
outfile << el.PNum(1)-1;
outfile << " -1 \n";
}
outfile << " ] \n";
/* Uncomment if you want color mesh
outfile << "color Color { color [1 1 1, 0 1 0, 0 0 1, 1 1 0]} \n"
"colorIndex [\n";
for (i = 1; i <= nse; i++)
{
outfile << mesh.GetFaceDescriptor(mesh.SurfaceElement(i).GetIndex ()).BCProperty();
outfile << endl;
}
outfile << " ] \n"
*/
outfile << "colorPerVertex FALSE \n"
"} } #end of Shape\n"
"] } \n";
}
}
/*
* FEPP .. a finite element package developed at University Linz, Austria
*/
void WriteFEPPFormat (const Mesh & mesh,
const CSGeometry & geom,
const string & filename)
{
ofstream outfile (filename.c_str());
if (mesh.GetDimension() == 3)
{
// output for FEPP
int np = mesh.GetNP();
int ne = mesh.GetNE();
int nse = mesh.GetNSE();
int ns = mesh.GetNFD();
int i, j;
outfile.precision(5);
outfile.setf (ios::fixed, ios::floatfield);
outfile.setf (ios::showpoint);
outfile << "volumemesh4" << endl;
outfile << nse << endl;
for (i = 1; i <= nse; i++)
{
const Element2d & el = mesh.SurfaceElement(i);
// int facenr = mesh.facedecoding.Get(el.GetIndex()).surfnr;
outfile.width(4);
outfile << el.GetIndex() << " ";
outfile.width(4);
// outfile << mesh.GetFaceDescriptor(el.GetIndex()).BCProperty() << " ";
outfile << mesh.GetFaceDescriptor(el.GetIndex()).BCProperty() << " ";
outfile.width(4);
outfile << el.GetNP() << " ";
for (j = 1; j <= el.GetNP(); j++)
{
outfile.width(8);
outfile << el.PNum(j);
}
outfile << "\n";
}
outfile << ne << "\n";
for (i = 1; i <= ne; i++)
{
const Element & el = mesh.VolumeElement(i);
outfile.width(4);
outfile << el.GetIndex() << " ";
outfile.width(4);
outfile << el.GetNP() << " ";
for (j = 1; j <= el.GetNP(); j++)
{
outfile.width(8);
outfile << el.PNum(j);
}
outfile << "\n";
}
outfile << np << "\n";
for (i = 1; i <= np; i++)
{
const Point3d & p = mesh.Point(i);
outfile.width(10);
outfile << p.X() << " ";
outfile.width(9);
outfile << p.Y() << " ";
outfile.width(9);
outfile << p.Z() << "\n";
}
/*
if (typ == WRITE_FEPPML)
{
int nbn = mesh.mlbetweennodes.Size();
outfile << nbn << "\n";
for (i = 1; i <= nbn; i++)
outfile << mesh.mlbetweennodes.Get(i).I1() << " "
<< mesh.mlbetweennodes.Get(i).I2() << "\n";
// int ncon = mesh.connectedtonode.Size();
// outfile << ncon << "\n";
// for (i = 1; i <= ncon; i++)
// outfile << i << " " << mesh.connectedtonode.Get(i) << endl;
}
*/
// write CSG surfaces
if (&geom && geom.GetNSurf() >= ns)
{
outfile << ns << endl;
for (i = 1; i <= ns; i++)
geom.GetSurface(mesh.GetFaceDescriptor(i).SurfNr())->Print(outfile);
}
else
outfile << "0" << endl;
}
else
{ // 2D fepp format
;
/*
extern SplineGeometry2d * geometry2d;
if (geometry2d)
Save2DMesh (mesh, &geometry2d->GetSplines(), outfile);
else
Save2DMesh (mesh, 0, outfile);
*/
}
}
/*
* Edge element mesh format
* points, elements, edges
*/
void WriteEdgeElementFormat (const Mesh & mesh,
const CSGeometry & geom,
const string & filename)
{
cout << "write edge element format" << endl;
const MeshTopology * top = &mesh.GetTopology();
int npoints = mesh.GetNP();
int nelements = mesh.GetNE();
int nsurfelem = mesh.GetNSE();
int nedges = top->GetNEdges();
int i, j;
int inverttets = mparam.inverttets;
int invertsurf = mparam.inverttrigs;
Array<int> edges;
ofstream outfile (filename.c_str());
outfile.precision(6);
outfile.setf (ios::fixed, ios::floatfield);
outfile.setf (ios::showpoint);
// vertices with coordinates
outfile << npoints << "\n";
for (i = 1; i <= npoints; i++)
{
const Point3d & p = mesh.Point(i);
outfile.width(10);
outfile << p.X() << " ";
outfile.width(9);
outfile << p.Y() << " ";
outfile.width(9);
outfile << p.Z() << "\n";
}
// element - edge - list
outfile << nelements << " " << nedges << "\n";
for (i = 1; i <= nelements; i++)
{
Element el = mesh.VolumeElement(i);
if (inverttets)
el.Invert();
outfile.width(4);
outfile << el.GetIndex() << " ";
outfile.width(8);
outfile << el.GetNP();
for (j = 1; j <= el.GetNP(); j++)
{
outfile << " ";
outfile.width(8);
outfile << el.PNum(j);
}
top->GetElementEdges(i,edges);
outfile << endl << " ";
outfile.width(8);
outfile << edges.Size();
for (j=1; j <= edges.Size(); j++)
{
outfile << " ";
outfile.width(8);
outfile << edges[j-1];
}
outfile << "\n";
// orientation:
top->GetElementEdgeOrientations(i,edges);
outfile << " ";
for (j=1; j <= edges.Size(); j++)
{
outfile << " ";
outfile.width(8);
outfile << edges[j-1];
}
outfile << "\n";
}
// surface element - edge - list (with boundary conditions)
outfile << nsurfelem << "\n";
for (i = 1; i <= nsurfelem; i++)
{
Element2d el = mesh.SurfaceElement(i);
if (invertsurf)
el.Invert();
outfile.width(4);
outfile << mesh.GetFaceDescriptor (el.GetIndex()).BCProperty() << " ";
outfile.width(8);
outfile << el.GetNP();
for (j = 1; j <= el.GetNP(); j++)
{
outfile << " ";
outfile.width(8);
outfile << el.PNum(j);
}
top->GetSurfaceElementEdges(i,edges);
outfile << endl << " ";
outfile.width(8);
outfile << edges.Size();
for (j=1; j <= edges.Size(); j++)
{
outfile << " ";
outfile.width(8);
outfile << edges[j-1];
}
outfile << "\n";
}
int v1, v2;
// edge - vertex - list
outfile << nedges << "\n";
for (i=1; i <= nedges; i++)
{
top->GetEdgeVertices(i,v1,v2);
outfile.width(4);
outfile << v1;
outfile << " ";
outfile.width(8);
outfile << v2 << endl;
}
}
#ifdef OLDSTYLE_WRITE
void WriteFile (int typ,
const Mesh & mesh,
const CSGeometry & geom,
const char * filename,
const char * geomfile,
double h)
{
int inverttets = mparam.inverttets;
int invertsurf = mparam.inverttrigs;
if (typ == WRITE_EDGEELEMENT)
{
// write edge element file
// Peter Harscher, ETHZ
cout << "Write Edge-Element Format" << endl;
ofstream outfile (filename);
int i, j;
int ned;
// hash table representing edges;
INDEX_2_HASHTABLE<int> edgeht(mesh.GetNP());
// list of edges
Array<INDEX_2> edgelist;
// edge (point) on boundary ?
BitArray bedge, bpoint(mesh.GetNP());
static int eledges[6][2] = { { 1, 2 } , { 1, 3 } , { 1, 4 },
{ 2, 3 } , { 2, 4 } , { 3, 4 } };
// fill hashtable (point1, point2) ----> edgenr
for (i = 1; i <= mesh.GetNE(); i++)
{
const Element & el = mesh.VolumeElement (i);
INDEX_2 edge;
for (j = 1; j <= 6; j++)
{
edge.I1() = el.PNum (eledges[j-1][0]);
edge.I2() = el.PNum (eledges[j-1][1]);
edge.Sort();
if (!edgeht.Used (edge))
{
edgelist.Append (edge);
edgeht.Set (edge, edgelist.Size());
}
}
}
// set bedges, bpoints
bedge.SetSize (edgelist.Size());
bedge.Clear();
bpoint.Clear();
for (i = 1; i <= mesh.GetNSE(); i++)
{
const Element2d & sel = mesh.SurfaceElement(i);
for (j = 1; j <= 3; j++)
{
bpoint.Set (sel.PNum(j));
INDEX_2 edge;
edge.I1() = sel.PNum(j);
edge.I2() = sel.PNum(j%3+1);
edge.Sort();
bedge.Set (edgeht.Get (edge));
}
}
outfile << mesh.GetNE() << endl;
// write element ---> point
for (i = 1; i <= mesh.GetNE(); i++)
{
const Element & el = mesh.VolumeElement(i);
outfile.width(8);
outfile << i;
for (j = 1; j <= 4; j++)
{
outfile.width(8);
outfile << el.PNum(j);
}
outfile << endl;
}
// write element ---> edge
for (i = 1; i <= mesh.GetNE(); i++)
{
const Element & el = mesh.VolumeElement (i);
INDEX_2 edge;
for (j = 1; j <= 6; j++)
{
edge.I1() = el.PNum (eledges[j-1][0]);
edge.I2() = el.PNum (eledges[j-1][1]);
edge.Sort();
outfile.width(8);
outfile << edgeht.Get (edge);
}
outfile << endl;
}
// write points
outfile << mesh.GetNP() << endl;
outfile.precision (6);
for (i = 1; i <= mesh.GetNP(); i++)
{
const Point3d & p = mesh.Point(i);
for (j = 1; j <= 3; j++)
{
outfile.width(8);
outfile << p.X(j);
}
outfile << " "
<< (bpoint.Test(i) ? "1" : 0) << endl;
}
// write edges
outfile << edgelist.Size() << endl;
for (i = 1; i <= edgelist.Size(); i++)
{
outfile.width(8);
outfile << edgelist.Get(i).I1();
outfile.width(8);
outfile << edgelist.Get(i).I2();
outfile << " "
<< (bedge.Test(i) ? "1" : "0") << endl;
}
}
}
#endif
}