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netgen/libsrc/interface/writetet.cpp
mhochsteger@cerbsim.com cf59f297a7 use std::filesystem::path
2022-02-23 11:56:00 +01:00

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#include <mystdlib.h>
#include <myadt.hpp>
#include <linalg.hpp>
#include <csg.hpp>
#include <acisgeom.hpp>
#include <meshing.hpp>
namespace netgen
{
#include "writeuser.hpp"
void WriteTETFormat (const Mesh & mesh,
const string & filename)//, const string& problemType )
{
string problemType = "";
if(!mesh.PureTetMesh())
throw NgException("Can only export pure tet mesh in this format");
cout << "starting .tet export to file " << filename << endl;
NgArray<int> point_ids,edge_ids,face_ids;
NgArray<int> elnum(mesh.GetNE());
elnum = -1;
NgArray<int> userdata_int;
NgArray<double> userdata_double;
NgArray<int> ports;
NgArray<int> uid_to_group_3D, uid_to_group_2D, uid_to_group_1D, uid_to_group_0D;
int pos_int = 0;
int pos_double = 0;
bool haveuserdata =
(mesh.GetUserData("TETmesh:double",userdata_double) &&
mesh.GetUserData("TETmesh:int",userdata_int) &&
mesh.GetUserData("TETmesh:ports",ports) &&
mesh.GetUserData("TETmesh:point_id",point_ids,PointIndex::BASE) &&
mesh.GetUserData("TETmesh:uid_to_group_3D",uid_to_group_3D) &&
mesh.GetUserData("TETmesh:uid_to_group_2D",uid_to_group_2D) &&
mesh.GetUserData("TETmesh:uid_to_group_1D",uid_to_group_1D) &&
mesh.GetUserData("TETmesh:uid_to_group_0D",uid_to_group_0D));
int version,subversion;
if(haveuserdata)
{
version = int(userdata_double[0]);
subversion = int(10*(userdata_double[0] - version));
pos_double++;
}
else
{
version = 2;
subversion = 0;
}
if(version >= 2)
{
// test if ids are disjunct, if not version 2.0 not possible
int maxbc(-1),mindomain(-1);
for(ElementIndex i=0; i<mesh.GetNE(); i++)
if(i==0 || mesh[i].GetIndex() < mindomain)
mindomain = mesh[i].GetIndex();
for(int i=1; i<=mesh.GetNFD(); i++)
if(i==1 || mesh.GetFaceDescriptor(i).BCProperty() > maxbc)
maxbc = mesh.GetFaceDescriptor(i).BCProperty();
if(maxbc >= mindomain)
{
cout << "WARNING: writing version " << version << "." << subversion << " tetfile not possible, ";
version = 1; subversion = 1;
cout << "using version " << version << "." << subversion << endl;
}
}
int startsize = point_ids.Size();
point_ids.SetSize(mesh.GetNP()+1);
for(int i=startsize; i<point_ids.Size(); i++)
point_ids[i] = -1;
for(int i=0; i<PointIndex::BASE; i++)
point_ids[i] = -1;
INDEX_2_CLOSED_HASHTABLE<int> edgenumbers(6*mesh.GetNE()+3*mesh.GetNSE());;
INDEX_3_CLOSED_HASHTABLE<int> facenumbers(4*mesh.GetNE()+mesh.GetNSE());
NgArray<INDEX_2> edge2node;
NgArray<INDEX_3> face2edge;
NgArray<INDEX_4> element2face;
int numelems(0),numfaces(0),numedges(0),numnodes(0);
for(SegmentIndex si = 0; si < mesh.GetNSeg(); si++)
{
const Segment & seg = mesh[si];
INDEX_2 i2(seg[0],seg[1]);
i2.Sort();
if(edgenumbers.Used(i2))
continue;
numedges++;
edgenumbers.Set(i2,numedges);
edge2node.Append(i2);
edge_ids.Append(seg.edgenr);
if(point_ids[seg[0]] == -1)
point_ids[seg[0]] = (version >= 2) ? seg.edgenr : 0;
if(point_ids[seg[1]] == -1)
point_ids[seg[1]] = (version >= 2) ? seg.edgenr : 0;
}
for(SurfaceElementIndex si = 0; si < mesh.GetNSE(); si++)
{
if(mesh[si].IsDeleted())
continue;
const Element2d & elem = mesh[si];
numfaces++;
INDEX_3 i3(elem[0], elem[1], elem[2]);
int min = i3[0];
int minpos = 0;
for(int j=1; j<3; j++)
if(i3[j] < min)
{
min = i3[j]; minpos = j;
}
if(minpos == 1)
{
int aux = i3[0]; i3[0] = i3[1]; i3[1] = i3[2]; i3[2] = aux;
}
else if(minpos == 2)
{
int aux = i3[0]; i3[0] = i3[2]; i3[2] = i3[1]; i3[1] = aux;
}
facenumbers.Set(i3,numfaces);
int bc = mesh.GetFaceDescriptor(elem.GetIndex()).BCProperty();
face_ids.Append(bc);
for(int j=0; j<3; j++)
if(point_ids[elem[j]] == -1)
point_ids[elem[j]] = (version >= 2) ? bc : 0;
INDEX_2 i2a,i2b;
INDEX_3 f_to_n;
for(int j=0; j<3; j++)
{
i2a = INDEX_2(i3[j],i3[(j+1)%3]);
i2b[0] = i2a[1]; i2b[1] = i2a[0];
if(edgenumbers.Used(i2a))
f_to_n[j] = edgenumbers.Get(i2a);
else if(edgenumbers.Used(i2b))
f_to_n[j] = -edgenumbers.Get(i2b);
else
{
numedges++;
edgenumbers.Set(i2a,numedges);
edge2node.Append(i2a);
f_to_n[j] = numedges;
if(version >= 2)
edge_ids.Append(bc);
else
edge_ids.Append(0);
}
}
face2edge.Append(f_to_n);
}
for(ElementIndex ei = 0; ei < mesh.GetNE(); ei++)
{
const Element & el = mesh[ei];
if(el.IsDeleted())
continue;
numelems++;
elnum[ei] = numelems;
static int tetfaces[4][3] =
{ { 0, 2, 1 },
{ 0, 1, 3 },
{ 1, 2, 3 },
{ 2, 0, 3 } };
for(int j=0; j<4; j++)
if(point_ids[el[j]] == -1)
point_ids[el[j]] = (version >= 2) ? el.GetIndex() : 0;
INDEX_4 e_to_f;
for(int i = 0; i < 4; i++)
{
INDEX_3 i3a(el[tetfaces[i][0]],el[tetfaces[i][1]],el[tetfaces[i][2]]);
int min = i3a[0];
int minpos = 0;
for(int j=1; j<3; j++)
if(i3a[j] < min)
{
min = i3a[j]; minpos = j;
}
if(minpos == 1)
{
int aux = i3a[0]; i3a[0] = i3a[1]; i3a[1] = i3a[2]; i3a[2] = aux;
}
else if(minpos == 2)
{
int aux = i3a[0]; i3a[0] = i3a[2]; i3a[2] = i3a[1]; i3a[1] = aux;
}
INDEX_3 i3b(i3a[0],i3a[2],i3a[1]);
if(facenumbers.Used(i3a))
e_to_f[i] = facenumbers.Get(i3a);
else if(facenumbers.Used(i3b))
e_to_f[i] = -facenumbers.Get(i3b);
else
{
numfaces++;
facenumbers.Set(i3a,numfaces);
e_to_f[i] = numfaces;
if(version >= 2)
face_ids.Append(el.GetIndex());
else
face_ids.Append(0);
INDEX_2 i2a,i2b;
INDEX_3 f_to_n;
for(int j=0; j<3; j++)
{
i2a = INDEX_2(i3a[j],i3a[(j+1)%3]);
i2b[0] = i2a[1]; i2b[1] = i2a[0];
if(edgenumbers.Used(i2a))
f_to_n[j] = edgenumbers.Get(i2a);
else if(edgenumbers.Used(i2b))
f_to_n[j] = -edgenumbers.Get(i2b);
else
{
numedges++;
edgenumbers.Set(i2a,numedges);
edge2node.Append(i2a);
f_to_n[j] = numedges;
if(version >= 2)
edge_ids.Append(el.GetIndex());
else
edge_ids.Append(0);
}
}
face2edge.Append(f_to_n);
}
}
element2face.Append(e_to_f);
}
ofstream outfile(filename);
outfile.precision(16);
int unitcode;
double tolerance;
double dS1,dS2, alphaDeg;
double x3D,y3D,z3D;
int modelverts(0), modeledges(0), modelfaces(0), modelcells(0);
int numObj0D,numObj1D,numObj2D,numObj3D;
int numports = ports.Size();
NgArray<int> nodenum(point_ids.Size()+1);
nodenum = -1;
numnodes = 0;
for(int i=0; i<point_ids.Size(); i++)
{
if(point_ids[i] != -1)
{
numnodes++;
nodenum[i] = numnodes;
}
}
if(haveuserdata)
{
unitcode = userdata_int[pos_int];
pos_int++;
tolerance = userdata_double[pos_double];
pos_double++;
dS1 = userdata_double[pos_double];
pos_double++;
dS2 = userdata_double[pos_double];
pos_double++;
alphaDeg = userdata_double[pos_double];
pos_double++;
x3D = userdata_double[pos_double];
pos_double++;
y3D = userdata_double[pos_double];
pos_double++;
z3D = userdata_double[pos_double];
pos_double++;
if(version == 2)
{
modelverts = userdata_int[pos_int];
pos_int++;
modeledges = userdata_int[pos_int];
pos_int++;
modelfaces = userdata_int[pos_int];
pos_int++;
modelcells = userdata_int[pos_int];
pos_int++;
}
numObj3D = userdata_int[pos_int];
pos_int++;
numObj2D = userdata_int[pos_int];
pos_int++;
numObj1D = userdata_int[pos_int];
pos_int++;
numObj0D = userdata_int[pos_int];
pos_int++;
}
else
{
unitcode = 3;
tolerance = 1e-5;
dS1 = dS2 = alphaDeg = 0;
x3D = y3D = z3D = 0;
modelverts = modeledges = modelfaces = modelcells = 0;
numObj3D = numObj2D = numObj1D = numObj0D = 0;
}
string uidpid;
if(version == 1)
uidpid = "PID";
else if (version == 2)
uidpid = "UID";
NgArray< NgArray<int,PointIndex::BASE>* > idmaps;
for(int i=1; i<=mesh.GetIdentifications().GetMaxNr(); i++)
{
if(mesh.GetIdentifications().GetType(i) == Identifications::PERIODIC)
{
idmaps.Append(new NgArray<int,PointIndex::BASE>);
mesh.GetIdentifications().GetMap(i,*idmaps.Last(),true);
}
}
NgArray<int> id_num,id_type;
NgArray< NgArray<int> *> id_groups;
// sst 2008-03-12: Write problem class...
{
std::string block;
block = "// CST Tetrahedral ";
block += !problemType.empty() ? problemType : "High Frequency";
block += " Mesh, Version no.:\n";
size_t size = block.size()-3;
block += "// ";
block.append( size, '^' );
block += "\n";
outfile
<< block
<< version << "." << subversion << "\n\n";
}
outfile
<< "// User Units Code (1=CM 2=MM 3=M 4=MIC 5=NM 6=FT 7=IN 8=MIL):\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n" \
<< unitcode << "\n\n" \
<< "// Geometric coord \"zero\" tolerance threshold:\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n" \
<< tolerance << "\n\n" \
<< "// Periodic UnitCell dS1 , dS2 , alphaDeg:\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n" \
<< dS1 << " " << dS2 << " " << alphaDeg <<"\n\n" \
<< "// Periodic UnitCell origin in global coords (x3D,y3D,z3D):\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n" \
<< x3D << " " << y3D << " " << z3D << "\n" << endl;
if(version == 2)
{
outfile << "// Model entity count: Vertices, Edges, Faces, Cells:\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n" \
<< modelverts << " " << modeledges << " " << modelfaces << " " << modelcells << endl << endl;
}
outfile << "// Topological mesh-entity counts (#elements,#faces,#edges,#nodes):\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n";
outfile << numelems << " "
<< numfaces << " "
<< numedges << " "
<< numnodes << endl << endl;
outfile << "// NodeID, X, Y, Z, Type (0=Reg 1=PMaster 2=PMinion 3=CPMaster 4=CPMinion), "<< uidpid <<":\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n";
id_num.SetSize(mesh.GetNP()+1);
id_type.SetSize(mesh.GetNP()+1);
id_num = 0;
id_type = 0;
int n2,n4,n8;
n2 = n4 = n8 = 0;
for(int i=PointIndex::BASE; i<mesh.GetNP()+PointIndex::BASE; i++)
{
if(id_num[i] != 0)
continue;
if(nodenum[i] == -1)
continue;
NgArray<int> group;
group.Append(i);
for(int j=0; j<idmaps.Size(); j++)
{
startsize = group.Size();
for(int k=0; k<startsize; k++)
{
int id = (*idmaps[j])[group[k]];
if(id != 0 && !group.Contains(id) && nodenum[id] != -1)
{
group.Append(id);
id_num[id] = j+1+id_num[group[k]];
}
}
}
if(group.Size() > 1)
{
id_groups.Append(new NgArray<int>(group));
if(group.Size() == 2)
{
id_type[i] = 1;
id_type[group[1]] = 2;
n2++;
}
else if(group.Size() == 4)
{
id_type[i] = 3;
for(int j=1; j<group.Size(); j++)
id_type[group[j]] = 4;
n4++;
}
else if(group.Size() == 8)
{
id_type[i] = 5;
for(int j=1; j<group.Size(); j++)
id_type[group[j]] = 6;
n8++;
}
else
cerr << "ERROR: Identification group size = " << group.Size() << endl;
}
}
// for(PointIndex i = mesh.Points().Begin(); i < mesh.Points().End(); i++)
for(PointIndex i : mesh.Points().Range())
{
if(nodenum[i] == -1)
continue;
outfile << nodenum[i] << " "
<< mesh[i](0) << " "
<< mesh[i](1) << " "
<< mesh[i](2) << " " << id_type[i] << " ";
if(i-PointIndex::BASE < point_ids.Size())
outfile << point_ids[i];
else
outfile << "0";
outfile << "\n";
}
outfile << endl;
outfile << "\n// Number of Periodic Master Nodes:\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n" \
<< n2 << "\n" \
<< "\n" \
<< "// MasterNodeID, MinionNodeID, TranslCode (1=dS1 2=dS2 3=dS1+dS2):\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n";
for(int i=0; i<id_groups.Size(); i++)
{
if(id_groups[i]->Size() != 2)
continue;
for(int j=0; j<id_groups[i]->Size(); j++)
outfile << nodenum[(*id_groups[i])[j]] << " ";
for(int j=1; j<id_groups[i]->Size(); j++)
outfile << id_num[(*id_groups[i])[j]] << " ";
outfile << "\n";
delete id_groups[i];
id_groups[i] = NULL;
}
outfile << endl;
outfile << "// Number of Corner Periodic Master Nodes:\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n" \
<< n4 << "\n" \
<< "\n" \
<< "// MasterNodeID, 3-MinionNodeID's, 3-TranslCodes (1=dS1 2=dS2 3=dS1+dS2):\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n";
for(int i=0; i<id_groups.Size(); i++)
{
if(!id_groups[i] || id_groups[i]->Size() != 4)
continue;
for(int j=0; j<id_groups[i]->Size(); j++)
outfile << nodenum[(*id_groups[i])[j]] << " ";
for(int j=1; j<id_groups[i]->Size(); j++)
{
outfile << id_num[(*id_groups[i])[j]] << " ";
}
outfile << "\n";
delete id_groups[i];
id_groups[i] = NULL;
}
outfile << endl;
outfile << "// Number of Cubic Periodic Master Nodes:\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n" \
<< n8 << "\n" \
<< "\n" \
<< "// MasterNodeID, 7-MinionNodeID's, TranslCodes:\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n";
for(int i=0; i<id_groups.Size(); i++)
{
if(!id_groups[i] || id_groups[i]->Size() != 8)
continue;
for(int j=0; j<id_groups[i]->Size(); j++)
outfile << nodenum[(*id_groups[i])[j]] << " ";
for(int j=1; j<id_groups[i]->Size(); j++)
outfile << id_num[(*id_groups[i])[j]] << " ";
outfile << "\n";
delete id_groups[i];
id_groups[i] = NULL;
}
outfile << endl;
outfile << "// EdgeID, NodeID0, NodeID1, Type (0=Reg 1=PMaster 2=PMinion 3=CPMaster 4=CPMinion), "<<uidpid<<":\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n";
NgArray< NgArray<int>* > vertex_to_edge(mesh.GetNP()+1);
for(int i=0; i<=mesh.GetNP(); i++)
vertex_to_edge[i] = new NgArray<int>;
NgArray< NgArray<int,PointIndex::BASE>* > idmaps_edge(idmaps.Size());
for(int i=0; i<idmaps_edge.Size(); i++)
{
idmaps_edge[i] = new NgArray<int,PointIndex::BASE>(numedges);
(*idmaps_edge[i]) = 0;
}
NgArray<int> possible;
for(int i=0; i<edge2node.Size(); i++)
{
const INDEX_2 & v = edge2node[i];
for(int j=0; j<idmaps.Size(); j++)
{
INDEX_2 vid((*idmaps[j])[v[0]], (*idmaps[j])[v[1]]);
if(vid[0] != 0 && vid[0] != v[0] && vid[1] != 0 && vid[1] != v[1])
{
Intersection(*vertex_to_edge[vid[0]],*vertex_to_edge[vid[1]],possible);
if(possible.Size() == 1)
{
(*idmaps_edge[j])[possible[0]] = i+1;
(*idmaps_edge[j])[i+1] = possible[0];
}
else if(possible.Size() > 0)
{
cerr << "ERROR: too many possible edge identifications" << endl;
(*testout) << "ERROR: too many possible edge identifications" << endl
<< "*vertex_to_edge["<<vid[0]<<"] " << *vertex_to_edge[vid[0]] << endl
<< "*vertex_to_edge["<<vid[1]<<"] " << *vertex_to_edge[vid[1]] << endl
<< "possible " << possible << endl;
}
}
}
vertex_to_edge[v[0]]->Append(i+1);
vertex_to_edge[v[1]]->Append(i+1);
}
for(int i=0; i<vertex_to_edge.Size(); i++)
delete vertex_to_edge[i];
id_groups.SetSize(0);
id_num.SetSize(numedges+1);
id_num = 0;
id_type.SetSize(numedges+1);
id_type = 0;
n2 = n4 = n8 = 0;
for(int i=1; i<=edge2node.Size(); i++)
{
if(id_num[i] != 0)
continue;
NgArray<int> group;
group.Append(i);
for(int j=0; j<idmaps_edge.Size(); j++)
{
startsize = group.Size();
for(int k=0; k<startsize; k++)
{
int id = (*idmaps_edge[j])[group[k]];
if(id != 0 && !group.Contains(id))
{
group.Append(id);
id_num[id] = j+1+id_num[group[k]];
}
}
}
if(group.Size() > 1)
{
id_num[i] = 1;
id_groups.Append(new NgArray<int>(group));
if(group.Size() == 2)
{
id_type[i] = 1;
id_type[group[1]] = 2;
n2++;
}
else if(group.Size() == 4)
{
id_type[i] = 3;
for(int j=1; j<group.Size(); j++)
id_type[group[j]] = 4;
n4++;
}
else
{
cerr << "ERROR: edge identification group size = " << group.Size() << endl;
(*testout) << "edge group " << group << endl;
for(int j=0; j<idmaps_edge.Size(); j++)
{
(*testout) << "edge id map " << j << endl << *idmaps_edge[j] << endl;
}
}
}
}
for(int i=1; i<=edge2node.Size(); i++)
{
if(id_num[i] != 0)
continue;
NgArray<int> group;
group.Append(i);
for(int j=0; j<idmaps_edge.Size(); j++)
{
startsize = group.Size();
for(int k=0; k<startsize; k++)
{
int id = (*idmaps_edge[j])[group[k]];
if(id != 0 && !group.Contains(id))
{
group.Append(id);
id_num[id] = j+1+id_num[group[k]];
}
}
}
if(group.Size() > 1)
{
id_num[i] = 1;
id_groups.Append(new NgArray<int>(group));
if(group.Size() == 2)
{
id_type[i] = 1;
id_type[group[1]] = 2;
n2++;
}
else if(group.Size() == 4)
{
id_type[i] = 3;
for(int j=1; j<group.Size(); j++)
id_type[group[j]] = 4;
n4++;
}
else
{
cerr << "ERROR: edge identification group size = " << group.Size() << endl;
(*testout) << "edge group " << group << endl;
for(int j=0; j<idmaps_edge.Size(); j++)
{
(*testout) << "edge id map " << j << endl << *idmaps_edge[j] << endl;
}
}
}
}
for(int i=0; i<edge2node.Size(); i++)
outfile << i+1 << " " << nodenum[edge2node[i][0]] << " " << nodenum[edge2node[i][1]]
<< " " << id_type[i+1] << " " << edge_ids[i] << "\n";
outfile << endl;
outfile << "// Number of Periodic Master Edges:\n"\
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n"\
<< n2 << "\n" \
<< "\n"\
<< "// MasterEdgeID, MinionEdgeID, TranslCode (1=dS1 2=dS2 3=dS1+dS2):\n"\
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n";
for(int i=0; i<id_groups.Size(); i++)
{
if(id_groups[i]->Size() != 2)
continue;
for(int j=0; j<id_groups[i]->Size(); j++)
outfile << (*id_groups[i])[j] << " ";
for(int j=1; j<id_groups[i]->Size(); j++)
outfile << id_num[(*id_groups[i])[j]] << " ";
outfile << "\n";
delete id_groups[i];
id_groups[i] = NULL;
}
outfile << endl;
outfile << "// Number of Corner Periodic Master Edges:\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n"\
<< n4 << "\n" \
<< "\n"\
<< "// MasterEdgeID, 3 MinionEdgeID's, 3 TranslCode (1=dS1 2=dS2 3=dS1+dS2):\n"\
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n";
for(int i=0; i<id_groups.Size(); i++)
{
if(!id_groups[i] || id_groups[i]->Size() != 4)
continue;
for(int j=0; j<id_groups[i]->Size(); j++)
outfile << (*id_groups[i])[j] << " ";
for(int j=1; j<id_groups[i]->Size(); j++)
outfile << id_num[(*id_groups[i])[j]] << " ";
outfile << "\n";
delete id_groups[i];
id_groups[i] = NULL;
}
outfile << endl;
outfile << "// FaceID, EdgeID0, EdgeID1, EdgeID2, FaceType (0=Reg 1=PMaster 2=PMinion), "<<uidpid<<":\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n";
NgArray< NgArray<int>* > edge_to_face(numedges+1);
for(int i=0; i<edge_to_face.Size(); i++)
edge_to_face[i] = new NgArray<int>;
for(int i=0; i<idmaps.Size(); i++)
{
idmaps[i]->SetSize(numfaces);
(*idmaps[i]) = 0;
}
for(int i=0; i<face2edge.Size(); i++)
{
for(int j=0; j<idmaps_edge.Size(); j++)
{
int e1id,e2id,e3id;
e1id = (*idmaps_edge[j])[abs(face2edge[i][0])];
e2id = (*idmaps_edge[j])[abs(face2edge[i][1])];
e3id = (*idmaps_edge[j])[abs(face2edge[i][2])];
if(e1id != 0 && e1id != abs(face2edge[i][0]) &&
e2id != 0 && e2id != abs(face2edge[i][1]) &&
e3id != 0 && e3id != abs(face2edge[i][2]))
{
Intersection(*edge_to_face[e1id],*edge_to_face[e2id],*edge_to_face[e3id],possible);
if(possible.Size() == 1)
{
(*idmaps[j])[possible[0]] = i+1;
(*idmaps[j])[i+1] = possible[0];
}
else if(possible.Size() > 0)
cerr << "ERROR: too many possible face identifications" << endl;
}
}
edge_to_face[abs(face2edge[i][0])]->Append(i+1);
edge_to_face[abs(face2edge[i][1])]->Append(i+1);
edge_to_face[abs(face2edge[i][2])]->Append(i+1);
}
for(int i=0; i<edge_to_face.Size(); i++)
delete edge_to_face[i];
for(int i=0; i<idmaps_edge.Size(); i++)
delete idmaps_edge[i];
id_groups.SetSize(0);
id_num.SetSize(numfaces+1);
id_num = 0;
n2 = n4 = n8 = 0;
for(int i=1; i<=numfaces; i++)
{
if(id_num[i] != 0)
continue;
NgArray<int> group;
group.Append(i);
for(int j=0; j<idmaps.Size(); j++)
{
startsize = group.Size();
for(int k=0; k<startsize; k++)
{
int id = (*idmaps[j])[group[k]];
if(id != 0 && !group.Contains(id))
{
group.Append(id);
id_num[id] = j+1+id_num[group[k]];
}
}
}
if(group.Size() > 1)
{
id_num[i] = -1;
id_groups.Append(new NgArray<int>(group));
if(group.Size() == 2)
n2++;
else
cerr << "ERROR: face identification group size = " << group.Size() << endl;
}
}
for(int i=0; i<idmaps.Size(); i++)
delete idmaps[i];
for(int i=0; i<face2edge.Size(); i++)
{
outfile << i+1 << " ";
for(int j=0; j<3; j++)
outfile << face2edge[i][j] << " ";
if(id_num[i+1] == 0)
outfile << 0;
else if(id_num[i+1] == -1)
outfile << 1;
else
outfile << 2;
outfile << " " << face_ids[i] <<"\n";
}
outfile << endl;
outfile << "// Number of Periodic Master Faces:\n"\
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n"\
<< n2 << "\n" \
<< "\n"\
<< "// MasterFaceID, MinionFaceID, TranslCode (1=dS1 2=dS2):\n"\
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n";
for(int i=0; i<id_groups.Size(); i++)
{
if(id_groups[i]->Size() != 2)
continue;
for(int j=0; j<id_groups[i]->Size(); j++)
outfile << (*id_groups[i])[j] << " ";
for(int j=1; j<id_groups[i]->Size(); j++)
outfile << id_num[(*id_groups[i])[j]] << " ";
outfile << "\n";
delete id_groups[i];
}
outfile << endl;
outfile << "// ElemID, FaceID0, FaceID1, FaceID2, FaceID3, "<<uidpid<<":\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n";
for(ElementIndex i=0; i<mesh.GetNE(); i++)
{
if(elnum[i] >= 0)
{
outfile << elnum[i] << " ";
for(int j=0; j<4; j++)
outfile << element2face[elnum[i]-1][j] << " ";
outfile << mesh[i].GetIndex() << "\n";
}
}
outfile << endl;
outfile << "// ElemID, NodeID0, NodeID1, NodeID2, NodeID3:\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n";
for(ElementIndex i=0; i<mesh.GetNE(); i++)
{
if(elnum[i] >= 0)
outfile << elnum[i] << " "
<< nodenum[mesh[i][1]] << " " << nodenum[mesh[i][0]] << " " << nodenum[mesh[i][2]] << " " << nodenum[mesh[i][3]] << "\n";
}
outfile << endl;
outfile << "// Physical Object counts (#Obj3D,#Obj2D,#Obj1D,#Obj0D):\n"
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n"
<< " "<< numObj3D << " " << numObj2D << " " << numObj1D << " " << numObj0D << "\n" \
<< "\n" \
<< "// Number of Ports (Ports are a subset of Object2D list):\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n" \
<< numports << "\n" \
<< endl;
NgArray< NgArray<int> * > groups;
int maxg = -1;
for(int i = 0; i<uid_to_group_3D.Size(); i++)
if(uid_to_group_3D[i] > maxg)
maxg = uid_to_group_3D[i];
for(int i = 0; i<uid_to_group_2D.Size(); i++)
if(uid_to_group_2D[i] > maxg)
maxg = uid_to_group_2D[i];
for(int i = 0; i<uid_to_group_1D.Size(); i++)
if(uid_to_group_1D[i] > maxg)
maxg = uid_to_group_1D[i];
for(int i = 0; i<uid_to_group_0D.Size(); i++)
if(uid_to_group_0D[i] > maxg)
maxg = uid_to_group_0D[i];
groups.SetSize(maxg+1);
for(int i=0; i<groups.Size(); i++)
groups[i] = new NgArray<int>;
for(ElementIndex i=0; i<mesh.GetNE(); i++)
if(uid_to_group_3D[mesh[i].GetIndex()] >= 0)
groups[uid_to_group_3D[mesh[i].GetIndex()]]->Append(i+1);
outfile << "// Object3D GroupID, #Elems <immediately followed by> ElemID List:\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n";
for(int i=0; i<numObj3D; i++)
{
outfile << i << " " << groups[i]->Size() << "\n";
for(int j=0; j<groups[i]->Size(); j++)
outfile << (*groups[i])[j] << "\n";
}
for(int i=0; i<groups.Size(); i++)
groups[i]->SetSize(0);
for(int i=0; i<face_ids.Size(); i++)
if(uid_to_group_2D[face_ids[i]] >= 0)
groups[uid_to_group_2D[face_ids[i]]]->Append(i+1);
outfile << "// Object2D GroupID, #Faces <immediately followed by> FaceID List:\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n";
for(int i=0; i<numObj2D; i++)
{
outfile << i << " " << groups[i]->Size() << "\n";
for(int j=0; j<groups[i]->Size(); j++)
{
outfile << (*groups[i])[j];
if(ports.Contains(face_ids[(*groups[i])[j]-1]))
outfile << " P";
outfile << "\n";
}
}
outfile << endl;
for(int i=0; i<groups.Size(); i++)
groups[i]->SetSize(0);
for(int i=0; i<edge_ids.Size(); i++)
if(uid_to_group_1D[edge_ids[i]] >= 0)
groups[uid_to_group_1D[edge_ids[i]]]->Append(i+1);
outfile << "// Object1D GroupID, #Edges <immediately followed by> EdgeID List:\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n";
for(int i=0; i<numObj1D; i++)
{
outfile << i << " " << groups[i]->Size() << "\n";
for(int j=0; j<groups[i]->Size(); j++)
outfile << (*groups[i])[j] << "\n";
}
outfile << endl;
for(int i=0; i<groups.Size(); i++)
groups[i]->SetSize(0);
// for(PointIndex i = mesh.Points().Begin(); i < mesh.Points().End(); i++)
for(PointIndex i : mesh.Points().Range())
{
if(i-PointIndex::BASE < point_ids.Size())
{
if(uid_to_group_0D[point_ids[i]] >= 0)
groups[uid_to_group_0D[point_ids[i]]]->Append(i+1-PointIndex::BASE);
}
else
groups[uid_to_group_0D[0]]->Append(i+1-PointIndex::BASE);
}
outfile << "// Object0D GroupID, #Nodes <immediately followed by> NodeID List:\n" \
<< "// ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^\n";
for(int i=0; i<numObj0D; i++)
{
outfile << i << " " << groups[i]->Size() << "\n";
for(int j=0; j<groups[i]->Size(); j++)
outfile << (*groups[i])[j] << "\n";
}
outfile << endl;
for(int i=0; i<groups.Size(); i++)
delete groups[i];
outfile.close();
cout << ".tet export done" << endl;
}
}
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