1140 lines
36 KiB
C
1140 lines
36 KiB
C
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | foam-extend: Open Source CFD
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\\ / O peration | Version: 4.0
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\\ / A nd | Web: http://www.foam-extend.org
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\\/ M anipulation | For copyright notice see file Copyright
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-------------------------------------------------------------------------------
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License
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This file is part of foam-extend.
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foam-extend is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by the
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Free Software Foundation, either version 3 of the License, or (at your
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option) any later version.
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foam-extend is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with foam-extend. If not, see <http://www.gnu.org/licenses/>.
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\*---------------------------------------------------------------------------*/
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#include "processorMeshesReconstructor.H"
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#include "processorPolyPatch.H"
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#include "globalMeshData.H"
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// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
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bool Foam::processorMeshesReconstructor::readMapping()
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{
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// Check for mapping
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Info<< "Check for mesh mapping data for instance "
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<< meshes_[0].facesInstance() << ". ";
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bool readOk = true;
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forAll (meshes_, procI)
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{
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const fvMesh& procMesh = meshes_[procI];
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IOobject pointProcAddressingHeader
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(
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"pointProcAddressing",
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procMesh.facesInstance(),
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procMesh.meshSubDir,
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procMesh,
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IOobject::MUST_READ
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);
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IOobject faceProcAddressingHeader
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(
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"faceProcAddressing",
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procMesh.facesInstance(),
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procMesh.meshSubDir,
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procMesh,
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IOobject::NO_READ,
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IOobject::NO_WRITE
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);
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IOobject cellProcAddressingHeader
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(
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"cellProcAddressing",
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procMesh.facesInstance(),
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procMesh.meshSubDir,
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procMesh,
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IOobject::NO_READ,
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IOobject::NO_WRITE
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);
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IOobject boundaryProcAddressingHeader
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(
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"boundaryProcAddressing",
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procMesh.facesInstance(),
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procMesh.meshSubDir,
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procMesh,
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IOobject::NO_READ,
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IOobject::NO_WRITE
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);
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if
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(
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!pointProcAddressingHeader.headerOk()
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|| !faceProcAddressingHeader.headerOk()
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|| !cellProcAddressingHeader.headerOk()
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|| !boundaryProcAddressingHeader.headerOk()
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)
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{
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readOk = false;
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break;
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}
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}
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// All processors are fine: read mapping data
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if (readOk)
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{
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Info<< "Mapping data present. Reading." << endl;
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// Size the mapping arrays
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pointProcAddressing_.setSize(meshes_.size());
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faceProcAddressing_.setSize(meshes_.size());
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cellProcAddressing_.setSize(meshes_.size());
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boundaryProcAddressing_.setSize(meshes_.size());
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forAll (meshes_, procI)
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{
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const fvMesh& procMesh = meshes_[procI];
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pointProcAddressing_.set
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(
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procI,
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new labelIOList
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(
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IOobject
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(
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"pointProcAddressing",
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procMesh.facesInstance(),
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procMesh.meshSubDir,
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procMesh,
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IOobject::MUST_READ,
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IOobject::NO_WRITE
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)
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)
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);
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faceProcAddressing_.set
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(
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procI,
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new labelIOList
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(
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IOobject
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(
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"faceProcAddressing",
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procMesh.facesInstance(),
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procMesh.meshSubDir,
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procMesh,
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IOobject::MUST_READ,
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IOobject::NO_WRITE
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)
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)
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);
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cellProcAddressing_.set
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(
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procI,
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new labelIOList
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(
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IOobject
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(
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"cellProcAddressing",
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procMesh.facesInstance(),
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procMesh.meshSubDir,
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procMesh,
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IOobject::MUST_READ,
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IOobject::NO_WRITE
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)
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)
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);
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boundaryProcAddressing_.set
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(
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procI,
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new labelIOList
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(
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IOobject
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(
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"boundaryProcAddressing",
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procMesh.facesInstance(),
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procMesh.meshSubDir,
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procMesh,
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IOobject::MUST_READ,
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IOobject::NO_WRITE
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)
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)
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);
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}
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Info<< "Addressing from files: " << nl;
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forAll (meshes_, procI)
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{
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Info<< "Proc " << procI
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<< " point addr: " << pointProcAddressing_[procI].size()
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<< " face addr: " << faceProcAddressing_[procI].size()
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<< " cell addr: " << cellProcAddressing_[procI].size()
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<< " boundary addr: " << boundaryProcAddressing_[procI].size()
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<< endl;
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}
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}
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else
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{
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Info<< "No mapping data available." << endl;
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}
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return readOk;
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}
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void Foam::processorMeshesReconstructor::writeAddressing()
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{
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forAll (pointProcAddressing_, procI)
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{
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pointProcAddressing_[procI].write();
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faceProcAddressing_[procI].write();
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cellProcAddressing_[procI].write();
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boundaryProcAddressing_[procI].write();
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}
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}
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const Foam::processorPolyPatch&
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Foam::processorMeshesReconstructor::neighbourProcPatch
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(
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const processorPolyPatch& procPatch
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) const
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{
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const label masterProcID = procPatch.neighbProcNo();
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const polyMesh& masterMesh = meshes_[masterProcID];
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bool found = false;
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// Find the processor patch that corresponds to current patch
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const polyBoundaryMesh& masterPatches = masterMesh.boundaryMesh();
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forAll (masterPatches, masterPatchI)
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{
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if
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(
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isA<processorPolyPatch>
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(
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masterPatches[masterPatchI]
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)
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)
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{
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const processorPolyPatch& masterProcPatch =
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refCast<const processorPolyPatch>
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(
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masterPatches[masterPatchI]
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);
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// Check neighbour processor index
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if (masterProcPatch.neighbProcNo() == procPatch.myProcNo())
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{
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// Found matching patch
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return masterProcPatch;
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}
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}
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}
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if (!found)
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{
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FatalErrorIn
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(
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"const processorPolyPatch&\n"
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"processorMeshesReconstructor::neighbourProcPatch\n"
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"(\n"
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" const processorPolyPatch& procPatch\n"
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") const"
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) << "Cannot find processor patch pair ("
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<< procPatch.myProcNo() << " "
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<< procPatch.neighbProcNo() << ") for merging"
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<< abort(FatalError);
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}
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// Dummy return
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return procPatch;
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}
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// * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * * //
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void Foam::processorMeshesReconstructor::reconstructPoints(fvMesh& mesh) const
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{
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// Create the new points
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vectorField newPoints(mesh.nPoints());
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forAll (meshes_, procI)
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{
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// Reconstruct only live points. HJ, 7/Mar/2011
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const vectorField& procPoints = meshes_[procI].points();
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// Set the cell values in the reconstructed field
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const labelList& pointProcAddressingI = pointProcAddressing()[procI];
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if (pointProcAddressingI.size() != procPoints.size())
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{
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FatalErrorIn("processorMeshes")
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<< "problem :"
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<< " pointProcAddressingI:" << pointProcAddressingI.size()
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<< " procPoints:" << procPoints.size()
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<< abort(FatalError);
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}
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// Only live points carry reconstruction data. Reconsider
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// HJ, 6/Sep/2009
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for (label pointI = 0; pointI < meshes_[procI].nPoints(); pointI++)
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{
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newPoints[pointProcAddressingI[pointI]] = procPoints[pointI];
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}
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}
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mesh.movePoints(newPoints);
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mesh.write();
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}
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Foam::autoPtr<Foam::fvMesh>
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Foam::processorMeshesReconstructor::reconstructMesh(const Time& db)
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{
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// Check for read
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if (readMapping())
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{
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// Mapping data present and read. Reconstructed mesh may be
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// present as well
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bool readMesh = false;
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{
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IOobject points
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(
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"points",
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db.timeName(),
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meshes_[0].meshSubDir,
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db,
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IOobject::MUST_READ
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);
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if (points.headerOk())
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{
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readMesh = true;
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}
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}
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if (readMesh)
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{
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Info<< "Global mesh present for time " << db.timeName()
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<< ". Reading mesh." << endl;
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autoPtr<fvMesh> globalMeshPtr
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(
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new fvMesh
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(
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IOobject
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(
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meshName_,
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db.timeName(),
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db,
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IOobject::MUST_READ,
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IOobject::NO_WRITE
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)
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)
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);
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return globalMeshPtr;
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}
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}
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// Prepare patch reconstruction from processor 0
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wordList reconPatchNames;
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wordList reconPatchTypes;
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label nReconPatches = 0;
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// Grab names and types of patches, excluding processor patches
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// Order must be identical on all processors
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{
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const polyBoundaryMesh& proc0Boundary = meshes_[0].boundaryMesh();
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reconPatchNames.setSize(proc0Boundary.size());
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reconPatchTypes.setSize(proc0Boundary.size());
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nReconPatches = 0;
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forAll (proc0Boundary, patchI)
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{
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if (!isA<processorPolyPatch>(proc0Boundary[patchI]))
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{
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// Add patch name to list of patches
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reconPatchNames[nReconPatches] = proc0Boundary[patchI].name();
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reconPatchTypes[nReconPatches] = proc0Boundary[patchI].type();
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nReconPatches++;
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}
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}
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reconPatchNames.setSize(nReconPatches);
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reconPatchTypes.setSize(nReconPatches);
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}
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// Prepare point, face and patch reconstruction
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label nReconPoints = 0;
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label nReconFaces = 0;
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label nReconCells = 0;
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labelList reconPatchSizes(reconPatchTypes.size(), 0);
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forAll (meshes_, procI)
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{
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// Count total number of points and faces
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nReconPoints += meshes_[procI].nPoints();
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nReconFaces += meshes_[procI].allFaces().size();
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nReconCells += meshes_[procI].nCells();
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const polyBoundaryMesh& procPatches = meshes_[procI].boundaryMesh();
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nReconPatches = 0;
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forAll (procPatches, patchI)
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{
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if (!isA<processorPolyPatch>(procPatches[patchI]))
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{
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// Check patch name and type
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if
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(
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procPatches[patchI].name()
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!= reconPatchNames[nReconPatches]
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|| procPatches[patchI].type()
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!= reconPatchTypes[nReconPatches]
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)
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{
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FatalErrorIn
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(
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"autoPtr<fvMesh> processorMeshesReconstructor::"
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"reconstructMesh(const Time& db)"
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) << "Patch names, types or ordering does not match "
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<< "across processors"
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<< abort(FatalError);
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}
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// Record number of faces in patch
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reconPatchSizes[nReconPatches] += procPatches[patchI].size();
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nReconPatches++;
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}
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}
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}
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Info<< "Estimated max global mesh size (with duplicates): " << nl
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<< " nPoints = " << nReconPoints << nl
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<< " nFaces = " << nReconFaces << nl
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<< " nCells = " << nReconCells << nl
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<< " nPatches = " << nReconPatches << nl
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<< " nPatchFaces = " << reconPatchSizes << endl;
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// Note: for easier debugging, set owner and neighbour to -1
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pointField reconPoints(nReconPoints);
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faceList reconFaces(nReconFaces);
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labelList cellOffset(meshes_.size(), 0);
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labelList reconOwner(nReconFaces, -1);
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labelList reconNeighbour(nReconFaces, -1);
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faceListList reconPatchFaces(reconPatchTypes.size());
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labelListList reconPatchOwner(reconPatchTypes.size());
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forAll (reconPatchFaces, patchI)
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{
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reconPatchFaces[patchI].setSize(reconPatchSizes[patchI]);
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reconPatchOwner[patchI].setSize(reconPatchSizes[patchI]);
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reconPatchOwner[patchI] = -1;
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}
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// Size the mapping arrays
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pointProcAddressing_.setSize(meshes_.size());
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faceProcAddressing_.setSize(meshes_.size());
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cellProcAddressing_.setSize(meshes_.size());
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boundaryProcAddressing_.setSize(meshes_.size());
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// Allocate addressing arrays on all meshes
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forAll (meshes_, procI)
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{
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const fvMesh& procMesh = meshes_[procI];
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pointProcAddressing_.set
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(
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procI,
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new labelIOList
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(
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IOobject
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(
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"pointProcAddressing",
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procMesh.facesInstance(),
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procMesh.meshSubDir,
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procMesh,
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IOobject::NO_READ,
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IOobject::NO_WRITE
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),
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labelList(procMesh.nPoints(), -1)
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)
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);
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faceProcAddressing_.set
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(
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procI,
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new labelIOList
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(
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IOobject
|
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(
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"faceProcAddressing",
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procMesh.facesInstance(),
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procMesh.meshSubDir,
|
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procMesh,
|
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IOobject::NO_READ,
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IOobject::NO_WRITE
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),
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labelList(procMesh.allFaces().size(), -1)
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)
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);
|
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cellProcAddressing_.set
|
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(
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procI,
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new labelIOList
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(
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IOobject
|
|
(
|
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"cellProcAddressing",
|
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procMesh.facesInstance(),
|
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procMesh.meshSubDir,
|
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procMesh,
|
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IOobject::NO_READ,
|
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IOobject::NO_WRITE
|
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),
|
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labelList(procMesh.nCells(), -1)
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)
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);
|
|
|
|
boundaryProcAddressing_.set
|
|
(
|
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procI,
|
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new labelIOList
|
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(
|
|
IOobject
|
|
(
|
|
"boundaryProcAddressing",
|
|
procMesh.facesInstance(),
|
|
procMesh.meshSubDir,
|
|
procMesh,
|
|
IOobject::NO_READ,
|
|
IOobject::NO_WRITE
|
|
),
|
|
labelList(procMesh.boundaryMesh().size(), -1)
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|
)
|
|
);
|
|
}
|
|
|
|
// Reset the counters
|
|
nReconPoints = 0;
|
|
nReconFaces = 0;
|
|
|
|
reconPatchSizes = 0;
|
|
|
|
// Prepare handling for globally shared points
|
|
labelList globalPointMapping;
|
|
|
|
// Dump mesh zero without checking
|
|
{
|
|
cellOffset[0] = 0;
|
|
|
|
const polyMesh& curMesh = meshes_[0];
|
|
labelList& ppAddr = pointProcAddressing_[0];
|
|
labelList& fpAddr = faceProcAddressing_[0];
|
|
labelList& cpAddr = cellProcAddressing_[0];
|
|
labelList& bpAddr = boundaryProcAddressing_[0];
|
|
|
|
// Prepare handling for global mesh data: set to -1
|
|
globalPointMapping.setSize(curMesh.globalData().nGlobalPoints());
|
|
globalPointMapping = -1;
|
|
|
|
// Dump all points into the global point list
|
|
// Reconstruct only live points. HJ, 7/Mar/2011
|
|
const pointField& curPoints = curMesh.points();
|
|
ppAddr.setSize(curPoints.size());
|
|
|
|
forAll (curPoints, pointI)
|
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{
|
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reconPoints[nReconPoints] = curPoints[pointI];
|
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ppAddr[pointI] = nReconPoints;
|
|
nReconPoints++;
|
|
}
|
|
|
|
// Collect globally shared point labels
|
|
const labelList& curSpl = curMesh.globalData().sharedPointLabels();
|
|
|
|
forAll (curSpl, splI)
|
|
{
|
|
// From processor 0, mark points without checking
|
|
globalPointMapping[curSpl[splI]] = ppAddr[curSpl[splI]];
|
|
}
|
|
|
|
// Dump all internal faces into the list
|
|
const faceList& curFaces = curMesh.allFaces();
|
|
const labelList& curOwner = curMesh.faceOwner();
|
|
const labelList& curNeighbour = curMesh.faceNeighbour();
|
|
fpAddr.setSize(curFaces.size());
|
|
|
|
for (label faceI = 0; faceI < curMesh.nInternalFaces(); faceI++)
|
|
{
|
|
// Renumber face in new vertices
|
|
face newFace = curFaces[faceI];
|
|
inplaceRenumber(ppAddr, newFace);
|
|
|
|
reconFaces[nReconFaces] = newFace;
|
|
reconOwner[nReconFaces] = curOwner[faceI];//+cellOffset[0];
|
|
reconNeighbour[nReconFaces] = curNeighbour[faceI];//+cellOffset[0];
|
|
|
|
// Face-processor addressing uses offset of 1 and a turning index
|
|
// If the label is negative, it means the global face points
|
|
// in direction opposite to decomposed face. HJ, 16/Feb/2011
|
|
fpAddr[faceI] = nReconFaces + 1;
|
|
nReconFaces++;
|
|
}
|
|
|
|
// Go through all patches. For regular patches
|
|
// dump the faces into patch lists
|
|
const polyBoundaryMesh& procPatches = curMesh.boundaryMesh();
|
|
|
|
forAll (procPatches, patchI)
|
|
{
|
|
if (isA<processorPolyPatch>(procPatches[patchI]))
|
|
{
|
|
// Processor patch: faces become internal faces
|
|
const processorPolyPatch& procPatch =
|
|
refCast<const processorPolyPatch>(procPatches[patchI]);
|
|
|
|
for
|
|
(
|
|
label faceI = procPatch.start();
|
|
faceI < procPatch.start() + procPatch.size();
|
|
faceI++
|
|
)
|
|
{
|
|
// Renumber face in new vertices
|
|
face newFace = curFaces[faceI];
|
|
inplaceRenumber(ppAddr, newFace);
|
|
|
|
reconFaces[nReconFaces] = newFace;
|
|
|
|
fpAddr[faceI] = nReconFaces + 1;
|
|
reconOwner[nReconFaces] = curOwner[faceI];//+cellOffset[0];
|
|
|
|
// For partially completed neighbour, set nbr to -2
|
|
// for easier debugging
|
|
reconNeighbour[nReconFaces] = -2;
|
|
|
|
nReconFaces++;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// Regular patch: dump faces into patch face list
|
|
faceList& curRpFaces = reconPatchFaces[patchI];
|
|
labelList& curRpfOwner = reconPatchOwner[patchI];
|
|
label& nRpf = reconPatchSizes[patchI];
|
|
|
|
const polyPatch& curPatch = procPatches[patchI];
|
|
|
|
for
|
|
(
|
|
label faceI = curPatch.start();
|
|
faceI < curPatch.start() + curPatch.size();
|
|
faceI++
|
|
)
|
|
{
|
|
// Renumber face in new vertices
|
|
face newFace = curFaces[faceI];
|
|
inplaceRenumber(ppAddr, newFace);
|
|
|
|
curRpFaces[nRpf] = newFace;
|
|
curRpfOwner[nRpf] = curOwner[faceI];//+cellOffset[0];
|
|
|
|
// Temporarily record position of face in the patch.
|
|
// Offset for nInternalFaces will be added in the end
|
|
// when the complete list of faces is assembled
|
|
// HJ, 16/Feb/2011
|
|
fpAddr[faceI] = nRpf + 1;
|
|
nRpf++;
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
// Cell-processor addressing
|
|
forAll (cpAddr, cellI)
|
|
{
|
|
cpAddr[cellI] = cellI; // + cellOffset[0];
|
|
}
|
|
|
|
// Sort out boundary addressing: i for live patches, -1 for processor
|
|
bpAddr = -1;
|
|
|
|
// Note: loop over mapped patches
|
|
forAll (reconPatchSizes, patchI)
|
|
{
|
|
bpAddr[patchI] = patchI;
|
|
}
|
|
}
|
|
|
|
|
|
// Dump all other meshes, merging the processor boundaries
|
|
|
|
for (label procI = 1; procI < meshes_.size(); procI++)
|
|
{
|
|
// Grab cell offset from previous offset and mesh size
|
|
cellOffset[procI] =
|
|
cellOffset[procI - 1] + meshes_[procI - 1].nCells();
|
|
|
|
const polyMesh& curMesh = meshes_[procI];
|
|
const polyBoundaryMesh& procPatches = curMesh.boundaryMesh();
|
|
|
|
labelList& ppAddr = pointProcAddressing_[procI];
|
|
labelList& fpAddr = faceProcAddressing_[procI];
|
|
labelList& cpAddr = cellProcAddressing_[procI];
|
|
labelList& bpAddr = boundaryProcAddressing_[procI];
|
|
|
|
// Point mapping
|
|
|
|
// Reconstruct only live points. HJ, 7/Mar/2011
|
|
const pointField& curPoints = curMesh.points();
|
|
|
|
// Set ppAddr to -1, to use as point usage indicators
|
|
ppAddr.setSize(curPoints.size());
|
|
ppAddr = -1;
|
|
|
|
// Find points already added via processor patches and mark them
|
|
// in ppAddr
|
|
|
|
// Collect point-processor addressing for points on processor patches
|
|
|
|
// Go through all patches. For neighbour patches, access
|
|
// owner addressing and dump into ppAddr
|
|
forAll (procPatches, patchI)
|
|
{
|
|
if (isA<processorPolyPatch>(procPatches[patchI]))
|
|
{
|
|
// Processor patch: faces become internal faces
|
|
const processorPolyPatch& procPatch =
|
|
refCast<const processorPolyPatch>(procPatches[patchI]);
|
|
|
|
// If patch is a neighbour, its master has already inserted
|
|
// the points
|
|
if (procPatch.slave())
|
|
{
|
|
const label masterProcID = procPatch.neighbProcNo();
|
|
|
|
// Get the neighbour side patch
|
|
const processorPolyPatch& masterProcPatch =
|
|
neighbourProcPatch(procPatch);
|
|
|
|
// Find the addressing of the master side
|
|
const labelList& masterPpAddr =
|
|
pointProcAddressing_[masterProcID];
|
|
|
|
// Assemble neighbour mesh point addressing in matching
|
|
// order by reversing processor patch faces
|
|
faceList reversedFaces(procPatch.size());
|
|
|
|
forAll (reversedFaces, faceI)
|
|
{
|
|
reversedFaces[faceI] = procPatch[faceI].reverseFace();
|
|
}
|
|
|
|
primitiveFacePatch reversedPatch
|
|
(
|
|
reversedFaces,
|
|
procPatch.points()
|
|
);
|
|
|
|
// Insert addressing from master side into
|
|
// local point addressing. Each face of reversed patch
|
|
// now matches the master face.
|
|
// Note: this is done by visiting faces, since meshPoints
|
|
// are ordered in increasing order. HJ, 10/Mar/2011
|
|
|
|
forAll (reversedFaces, faceI)
|
|
{
|
|
// Current reverse face
|
|
const face& curRF = reversedFaces[faceI];
|
|
|
|
// Current master face
|
|
const face& curMF = masterProcPatch[faceI];
|
|
|
|
forAll (curRF, pointI)
|
|
{
|
|
// Mapping is established
|
|
ppAddr[curRF[pointI]] =
|
|
masterPpAddr[curMF[pointI]];
|
|
}
|
|
}
|
|
} // End of "is neighbour"
|
|
} // End of "is processor"
|
|
}
|
|
|
|
// Dump unmarked points into the global point list
|
|
label nMergedPoints = 0;
|
|
|
|
forAll (curPoints, pointI)
|
|
{
|
|
if (ppAddr[pointI] == -1)
|
|
{
|
|
// Unmerged point
|
|
reconPoints[nReconPoints] = curPoints[pointI];
|
|
ppAddr[pointI] = nReconPoints;
|
|
nReconPoints++;
|
|
}
|
|
else
|
|
{
|
|
nMergedPoints++;
|
|
}
|
|
}
|
|
|
|
Info<< "Processor " << procI << " merged " << nMergedPoints
|
|
<< " points out of local " << curPoints.size()
|
|
<< " and total " << nReconPoints << endl;
|
|
|
|
// Dump all internal faces into the list
|
|
const faceList& curFaces = curMesh.allFaces();
|
|
const labelList& curOwner = curMesh.faceOwner();
|
|
const labelList& curNeighbour = curMesh.faceNeighbour();
|
|
fpAddr.setSize(curFaces.size());
|
|
|
|
// Collect globally shared point labels
|
|
const labelList& curSpl = curMesh.globalData().sharedPointLabels();
|
|
|
|
forAll (curSpl, splI)
|
|
{
|
|
// From other processors, check if point is already marked
|
|
// If not, mark it; otherwise compare (and correct?) with local
|
|
// mark
|
|
if (globalPointMapping[curSpl[splI]] < 0)
|
|
{
|
|
globalPointMapping[curSpl[splI]] = ppAddr[curSpl[splI]];
|
|
}
|
|
else
|
|
{
|
|
// Compare. Is this needed - should always be OK.
|
|
if (globalPointMapping[curSpl[splI]] != ppAddr[curSpl[splI]])
|
|
{
|
|
WarningIn
|
|
(
|
|
"autoPtr<fvMesh> "
|
|
"processorMeshesReconstructor::"
|
|
"reconstructMesh(const Time& db)"
|
|
) << "Loss of sync???"
|
|
<< abort(FatalError);
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
for (label faceI = 0; faceI < curMesh.nInternalFaces(); faceI++)
|
|
{
|
|
// Renumber face in new vertices
|
|
face newFace = curFaces[faceI];
|
|
inplaceRenumber(ppAddr, newFace);
|
|
|
|
reconFaces[nReconFaces] = newFace;
|
|
reconOwner[nReconFaces] = curOwner[faceI] + cellOffset[procI];
|
|
reconNeighbour[nReconFaces] = curNeighbour[faceI]
|
|
+ cellOffset[procI];
|
|
fpAddr[faceI] = nReconFaces + 1;
|
|
nReconFaces++;
|
|
}
|
|
|
|
// Go through all patches. For regular patches
|
|
// dump the faces into patch lists
|
|
forAll (procPatches, patchI)
|
|
{
|
|
if (isA<processorPolyPatch>(procPatches[patchI]))
|
|
{
|
|
// Processor patch: faces become internal faces
|
|
const processorPolyPatch& procPatch =
|
|
refCast<const processorPolyPatch>(procPatches[patchI]);
|
|
|
|
// If patch is a master, drop the faces and fill the
|
|
// owner side addressing
|
|
if (procPatch.master())
|
|
{
|
|
for
|
|
(
|
|
label faceI = procPatch.start();
|
|
faceI < procPatch.start() + procPatch.size();
|
|
faceI++
|
|
)
|
|
{
|
|
// Renumber face in new vertices
|
|
face newFace = curFaces[faceI];
|
|
inplaceRenumber(ppAddr, newFace);
|
|
|
|
reconFaces[nReconFaces] = newFace;
|
|
fpAddr[faceI] = nReconFaces + 1;
|
|
reconOwner[nReconFaces] = curOwner[faceI]
|
|
+ cellOffset[procI];
|
|
|
|
// For partially completed neighbour, set nbr to -2
|
|
// for easier debugging
|
|
reconNeighbour[nReconFaces] = -2;
|
|
|
|
nReconFaces++;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// Fill the addressing for the neighbour side
|
|
|
|
const label masterProcID = procPatch.neighbProcNo();
|
|
|
|
// Get local face-cell addressing: it will become neighbour
|
|
// addressing for the already inserted faces
|
|
const labelList procFaceCells = procPatch.faceCells();
|
|
|
|
// Get the neighbour side patch
|
|
const processorPolyPatch& masterProcPatch =
|
|
neighbourProcPatch(procPatch);
|
|
|
|
// Find the addressing of the master side
|
|
// and insert the neighbour with offset
|
|
|
|
const labelList& masterFaceAddr =
|
|
faceProcAddressing_[masterProcID];
|
|
|
|
for
|
|
(
|
|
label faceI = procPatch.start();
|
|
faceI < procPatch.start() + procPatch.size();
|
|
faceI++
|
|
)
|
|
{
|
|
label faceInPatch = faceI - procPatch.start();
|
|
|
|
// Calculate master index
|
|
label masterIndex = masterProcPatch.start()
|
|
+ faceInPatch;
|
|
|
|
label masterFp = masterFaceAddr[masterIndex] - 1;
|
|
|
|
// Record face-cells for the neighbour
|
|
fpAddr[faceI] = -masterFaceAddr[masterIndex];
|
|
|
|
reconNeighbour[masterFp] =
|
|
procFaceCells[faceInPatch] + cellOffset[procI];
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// Regular patch: dump faces into patch face list
|
|
faceList& curRpFaces = reconPatchFaces[patchI];
|
|
labelList& curRpfOwner = reconPatchOwner[patchI];
|
|
label& nRpf = reconPatchSizes[patchI];
|
|
|
|
const polyPatch& curPatch = procPatches[patchI];
|
|
|
|
for
|
|
(
|
|
label faceI = curPatch.start();
|
|
faceI < curPatch.start() + curPatch.size();
|
|
faceI++
|
|
)
|
|
{
|
|
// Renumber face in new vertices
|
|
face newFace = curFaces[faceI];
|
|
inplaceRenumber(ppAddr, newFace);
|
|
|
|
curRpFaces[nRpf] = newFace;
|
|
curRpfOwner[nRpf] = curOwner[faceI] + cellOffset[procI];
|
|
|
|
// Temporarily record position of face in the patch.
|
|
// Offset for nInternalFaces will be added in the end
|
|
// when the complete list of faces is assembled
|
|
// HJ, 16/Feb/2011
|
|
fpAddr[faceI] = nRpf + 1;
|
|
nRpf++;
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
// Cell-processor addressing
|
|
forAll (cpAddr, cellI)
|
|
{
|
|
cpAddr[cellI] = cellI + cellOffset[procI];
|
|
}
|
|
|
|
// Sort out boundary addressing: i for live patches, -1 for processor
|
|
bpAddr = -1;
|
|
|
|
// Note: loop over mapped patches
|
|
forAll (reconPatchSizes, patchI)
|
|
{
|
|
bpAddr[patchI] = patchI;
|
|
}
|
|
}
|
|
|
|
// Resize the lists
|
|
reconPoints.setSize(nReconPoints);
|
|
|
|
// Resize the neighbour list to the size of internalFaces
|
|
label nInternalFaces = nReconFaces;
|
|
|
|
reconNeighbour.setSize(nInternalFaces);
|
|
|
|
// Resize the patch lists
|
|
forAll (reconPatchFaces, patchI)
|
|
{
|
|
reconPatchFaces[patchI].setSize(reconPatchSizes[patchI]);
|
|
reconPatchOwner[patchI].setSize(reconPatchSizes[patchI]);
|
|
}
|
|
|
|
// Complete the global list of faces
|
|
labelList reconPatchStarts(reconPatchSizes, 0);
|
|
|
|
// Copy the faces into face list
|
|
forAll (reconPatchFaces, patchI)
|
|
{
|
|
reconPatchStarts[patchI] = nReconFaces;
|
|
|
|
const faceList& curPatchFaces = reconPatchFaces[patchI];
|
|
const labelList& curPatchOwner = reconPatchOwner[patchI];
|
|
|
|
forAll (curPatchFaces, fI)
|
|
{
|
|
reconFaces[nReconFaces] = curPatchFaces[fI];
|
|
reconOwner[nReconFaces] = curPatchOwner[fI];
|
|
nReconFaces++;
|
|
}
|
|
}
|
|
|
|
reconFaces.setSize(nReconFaces);
|
|
reconOwner.setSize(nReconFaces);
|
|
|
|
// Mesh assembly completed
|
|
|
|
Info<< "Global mesh size (final): " << nl
|
|
<< " nPoints = " << reconPoints.size() << nl
|
|
<< " nFaces = " << reconFaces.size() << nl
|
|
<< " nCells = " << nReconCells << nl
|
|
<< " nPatches = " << reconPatchSizes.size() << nl
|
|
<< " nPatchFaces = " << reconPatchSizes << endl;
|
|
|
|
// Renumber the face-processor addressing list for all pieces
|
|
// now that the number of internal faces is known
|
|
forAll (meshes_, procI)
|
|
{
|
|
// Get processor mesh and boundary
|
|
const polyMesh& curMesh = meshes_[procI];
|
|
const polyBoundaryMesh& procPatches = curMesh.boundaryMesh();
|
|
|
|
// Get face-processor addressing for corrent prorcessor
|
|
labelList& fpAddr = faceProcAddressing_[procI];
|
|
|
|
const labelList& bpAddr = boundaryProcAddressing_[procI];
|
|
|
|
forAll (procPatches, patchI)
|
|
{
|
|
if (!isA<processorPolyPatch>(procPatches[patchI]))
|
|
{
|
|
// Get master processor patch
|
|
const label reconPatchID = bpAddr[patchI];
|
|
|
|
// Skip processor patches: bpAddr = -1
|
|
if (reconPatchID > -1)
|
|
{
|
|
const label reconStart = reconPatchStarts[reconPatchID];
|
|
|
|
const polyPatch& curPatch = procPatches[patchI];
|
|
|
|
for
|
|
(
|
|
label faceI = curPatch.start();
|
|
faceI < curPatch.start() + curPatch.size();
|
|
faceI++
|
|
)
|
|
{
|
|
// Add patch start
|
|
fpAddr[faceI] += reconStart;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
autoPtr<fvMesh> globalMeshPtr
|
|
(
|
|
new fvMesh
|
|
(
|
|
IOobject
|
|
(
|
|
meshName_,
|
|
db.timeName(),
|
|
db,
|
|
IOobject::NO_READ
|
|
),
|
|
xferCopy(reconPoints),
|
|
xferCopy(reconFaces),
|
|
xferCopy(reconOwner),
|
|
xferCopy(reconNeighbour)
|
|
)
|
|
);
|
|
fvMesh& globalMesh = globalMeshPtr();
|
|
|
|
// Create patch list using mesh from processor 0
|
|
List<polyPatch*> reconPatches(nReconPatches);
|
|
|
|
{
|
|
const polyBoundaryMesh& procPatches = meshes_[0].boundaryMesh();
|
|
|
|
reconPatches.setSize(reconPatchSizes.size());
|
|
|
|
forAll (reconPatchSizes, patchI)
|
|
{
|
|
reconPatches[patchI] =
|
|
procPatches[patchI].clone
|
|
(
|
|
globalMesh.boundaryMesh(),
|
|
patchI,
|
|
reconPatchSizes[patchI],
|
|
reconPatchStarts[patchI]
|
|
).ptr();
|
|
}
|
|
}
|
|
|
|
// Add both poly and fv boundary patches
|
|
globalMesh.addFvPatches(reconPatches);
|
|
|
|
// TODO: point, face and cell zones
|
|
|
|
Info<< "Reconstructed addressing: " << nl;
|
|
forAll (meshes_, procI)
|
|
{
|
|
Info<< "Proc " << procI
|
|
<< " point addr: " << pointProcAddressing_[procI].size()
|
|
<< " face addr: " << faceProcAddressing_[procI].size()
|
|
<< " cell addr: " << cellProcAddressing_[procI].size()
|
|
<< " boundary addr: " << boundaryProcAddressing_[procI].size()
|
|
<< endl;
|
|
}
|
|
|
|
return globalMeshPtr;
|
|
}
|
|
|
|
|
|
|
|
// ************************************************************************* //
|