/// Delete very short fractures
void TPZFracSet::DeleteVeryShortFractures(REAL length)
{
int64_t nel = fgmesh.NElements();
double lmin = 2000.;
for (int64_t el=0; el<nel; el++) {
TPZGeoEl *gel = fgmesh.Element(el);
if (!gel) {
continue;
}
int64_t inode0 = gel->NodeIndex(0);
int64_t inode1 = gel->NodeIndex(1);
if (gel->Neighbour(0).Element() == gel || gel->Neighbour(1).Element() == gel)
{
REAL l = Length(gel);
if (l<lmin) {
lmin = l;
}
if(l < length)
{
std::cout << "Deleting Fracture " << gel->Index() << " length " << l << std::endl;
std::cout << "Index " << gel->NodeIndex(0) << " ";
gel->Node(0).Print();
std::cout << "Index " << gel->NodeIndex(1) << " ";
gel->Node(1).Print();
gel->RemoveConnectivities();
delete gel;
fgmesh.ElementVec()[el] = 0;
gel = 0;
}
}
}
std::cout << "shortest fracture length " << lmin << std::endl;
}
/// Transfer to the geometric mesh
void TPZFracSet::ToGeoMesh()
{
fgmesh.CleanUp();
fgmesh.NodeVec() = fNodeVec;
int64_t nfrac = fFractureVec.NElements();
for (int64_t ifr = 0; ifr < nfrac; ifr++) {
TPZManVector<int64_t,2> nodes(2);
nodes = fFractureVec[ifr].fNodes;
int64_t index;
fgmesh.CreateGeoElement(EOned, nodes, fFractureVec[ifr].fMatId, index);
}
fgmesh.BuildConnectivity();
int64_t nel = fgmesh.NElements();
for (int64_t el=0; el<nel; el++) {
TPZGeoEl *gel = fgmesh.Element(el);
if(!gel) continue;
if (gel->Neighbour(2).Element() != gel) {
std::cout << "gel index " << el << " is overlapping with " << gel->Neighbour(2).Element()->Index() << std::endl;
TPZGeoEl *neigh = gel->Neighbour(2).Element();
int matid = min(gel->MaterialId(),neigh->MaterialId());
if(gel->MaterialId() == neigh->MaterialId())
{
matid = gel->MaterialId();
}
else if(gel->MaterialId() == matid_BC || neigh->MaterialId() == matid_BC)
{
matid = matid_BC;
}
else if((gel->MaterialId() == matid_internal_frac && neigh->MaterialId() == matid_MHM_line) ||
(gel->MaterialId() == matid_MHM_line && neigh->MaterialId() == matid_internal_frac))
{
matid = matid_MHM_frac;
}
else
{
DebugStop();
}
gel->SetMaterialId(matid);
neigh->SetMaterialId(matid);
// remove the element with the lowest index
if (gel->Index() > neigh->Index())
{
// delete neigh
neigh->RemoveConnectivities();
int64_t neighindex = neigh->Index();
delete neigh;
fgmesh.ElementVec()[neighindex] = 0;
std::string matname = fFractureVec[neighindex].fPhysicalName;
fFractureVec[gel->Index()].fPhysicalName = matname + "_MHM";
}
else
{
gel->RemoveConnectivities();
std::string matname = fFractureVec[gel->Index()].fPhysicalName;
fFractureVec[neigh->Index()].fPhysicalName = matname + "_MHM";
delete gel;
fgmesh.ElementVec()[el] = 0;
}
}
}
}