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========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | Website: https://openfoam.org
\\ / A nd | Copyright (C) 2013-2026 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM.
OpenFOAM is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenFOAM 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 General Public License
for more details.
You should have received a copy of the GNU General Public License
along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
\*---------------------------------------------------------------------------*/
#include "coupleGroupIdentifier.H"
#include "polyMesh.H"
#include "Time.H"
// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
Foam::label Foam::coupleGroupIdentifier::findOtherPatchID
(
const polyMesh& mesh,
const polyPatch& thisPatch
) const
{
const polyBoundaryMesh& pbm = mesh.boundary();
if (!valid())
{
FatalErrorInFunction
<< "Invalid coupleGroup patch group"
<< " on patch " << thisPatch.name()
<< " in region " << pbm.mesh().name()
<< exit(FatalError);
}
HashTable<labelList, word>::const_iterator fnd =
pbm.groupPatchIndices().find(name());
if (fnd == pbm.groupPatchIndices().end())
{
if (&mesh == &thisPatch.mesh())
{
// thisPatch should be in patchGroup
FatalErrorInFunction
<< "Patch " << thisPatch.name()
<< " should be in patchGroup " << name()
<< " in region " << pbm.mesh().name()
<< exit(FatalError);
}
return -1;
}
// Mesh has patch group
const labelList& patchIDs = fnd();
if (&mesh == &thisPatch.mesh())
{
if (patchIDs.size() > 2 || patchIDs.size() == 0)
{
FatalErrorInFunction
<< "Couple patchGroup " << name()
<< " with contents " << patchIDs
<< " not of size < 2"
<< " on patch " << thisPatch.name()
<< " region " << thisPatch.mesh().name()
<< exit(FatalError);
return -1;
}
label index = findIndex(patchIDs, thisPatch.index());
if (index == -1)
{
FatalErrorInFunction
<< "Couple patchGroup " << name()
<< " with contents " << patchIDs
<< " does not contain patch " << thisPatch.name()
<< " in region " << pbm.mesh().name()
<< exit(FatalError);
return -1;
}
if (patchIDs.size() == 2)
{
// Return the other patch
return patchIDs[1-index];
}
else // size == 1
{
return -1;
}
}
else
{
if (patchIDs.size() != 1)
{
FatalErrorInFunction
<< "Couple patchGroup " << name()
<< " with contents " << patchIDs
<< " in region " << mesh.name()
<< " should only contain a single patch"
<< " when matching patch " << thisPatch.name()
<< " in region " << pbm.mesh().name()
<< exit(FatalError);
}
return patchIDs[0];
}
}
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
Foam::coupleGroupIdentifier::coupleGroupIdentifier()
:
name_()
{}
Foam::coupleGroupIdentifier::coupleGroupIdentifier(const word& name)
:
name_(name)
{}
Foam::coupleGroupIdentifier::coupleGroupIdentifier(const dictionary& dict)
:
name_(dict.lookupOrDefault<word>("coupleGroup", ""))
{}
// * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * * //
Foam::label Foam::coupleGroupIdentifier::findOtherPatchID
(
const polyPatch& thisPatch
) const
{
const polyBoundaryMesh& pbm = thisPatch.boundaryMesh();
return findOtherPatchID(pbm.mesh(), thisPatch);
}
Foam::label Foam::coupleGroupIdentifier::findOtherPatchID
(
const polyPatch& thisPatch,
word& otherRegion
) const
{
const polyBoundaryMesh& pbm = thisPatch.boundaryMesh();
const polyMesh& thisMesh = pbm.mesh();
const Time& runTime = thisMesh.time();
// Loop over all regions to find other patch in coupleGroup
HashTable<const polyMesh*> meshSet = runTime.lookupClass<polyMesh>();
label otherPatchID = -1;
forAllConstIter(HashTable<const polyMesh*>, meshSet, iter)
{
const polyMesh& mesh = *iter();
label patchID = findOtherPatchID(mesh, thisPatch);
if (patchID != -1)
{
if (otherPatchID != -1)
{
FatalErrorInFunction
<< "Couple patchGroup " << name()
<< " should be present on only two patches"
<< " in any of the meshes in " << meshSet.sortedToc()
<< endl
<< " It seems to be present on patch "
<< thisPatch.name()
<< " in region " << thisMesh.name()
<< ", on patch " << otherPatchID
<< " in region " << otherRegion
<< " and on patch " << patchID
<< " in region " << mesh.name()
<< exit(FatalError);
}
otherPatchID = patchID;
otherRegion = mesh.name();
}
}
if (otherPatchID == -1)
{
FatalErrorInFunction
<< "Couple patchGroup " << name()
<< " not found in any of the other meshes " << meshSet.sortedToc()
<< " on patch " << thisPatch.name()
<< " region " << thisMesh.name()
<< exit(FatalError);
}
return otherPatchID;
}
void Foam::coupleGroupIdentifier::write(Ostream& os) const
{
if (valid())
{
writeEntry(os, "coupleGroup", name());
}
}
// * * * * * * * * * * * * * * Friend Operators * * * * * * * * * * * * * * //
Foam::Ostream& Foam::operator<<(Ostream& os, const coupleGroupIdentifier& p)
{
p.write(os);
os.check("Ostream& operator<<(Ostream& os, const coupleGroupIdentifier& p");
return os;
}
// ************************************************************************* //
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