openfoam/applications/utilities/postProcessing/dataConversion/foamToEnsight/findCloudFields.H
Mark Olesen 3e87a46498 ENH: multi-region support for foamToEnsight (#2080)
- additional finite-area support too.
2021-05-30 21:02:59 +02:00

145 lines
4.1 KiB
C++

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | www.openfoam.com
\\/ M anipulation |
-------------------------------------------------------------------------------
Copyright (C) 2018-2021 OpenCFD Ltd.
-------------------------------------------------------------------------------
License
This file is part of OpenFOAM, distributed under GPL-3.0-or-later.
Description
Check time directories for lagrangian data.
\*---------------------------------------------------------------------------*/
// The fields for each cloud:
List<HashTable<HashTable<word>>> regionCloudFields(meshes.size());
// Identify if lagrangian data exist at any time step.
if (timeDirs.size() && doLagrangian)
{
Info<< "Search for lagrangian ... " << flush;
forAll(meshes, regioni)
{
const fvMesh& mesh = meshes[regioni];
auto& cloudFields = regionCloudFields[regioni];
const word& regionName = regionNames[regioni];
const word& regionDir =
(
regionName != polyMesh::defaultRegion
? regionName
: word::null
);
const fileName cloudPrefix(regionDir/cloud::prefix);
for (const instant& inst : timeDirs)
{
const word& timeName = inst.name();
// DO NOT USE -->> runTime.setTime(timeDirs[timeI], timeI); <<--
// It incurs a large overhead when done so frequently.
fileNameList cloudDirs
(
readDir
(
mesh.time().path()/timeName/cloudPrefix,
fileName::DIRECTORY
)
);
for (fileName& cloudDir : cloudDirs)
{
const word cloudName(std::move(cloudDir));
IOobjectList cloudObjs
(
mesh,
timeName,
cloudPrefix/cloudName
);
// Clouds require "coordinates".
// The "positions" are for v1706 and lower.
// - detect and remove since these are treated specially
bool isCloud = false;
if (cloudObjs.erase("coordinates"))
{
isCloud = true;
}
if (cloudObjs.erase("positions"))
{
isCloud = true;
}
if (isCloud)
{
// Save the cloud fields on a per cloud basis
auto& fieldsPerCloud = cloudFields(cloudName);
forAllConstIters(cloudObjs, fieldIter)
{
const IOobject* io = *fieldIter;
// Field name/type
fieldsPerCloud.insert
(
io->name(),
io->headerClassName()
);
}
}
}
}
}
if (Pstream::parRun())
{
for (auto& cloudFields : regionCloudFields)
{
Pstream::mapCombineGather
(
cloudFields,
HashTableOps::plusEqOp<word>()
);
Pstream::mapCombineScatter(cloudFields);
}
}
}
// Sorted list of cloud names
List<wordList> regionCloudNames(meshes.size());
{
wordHashSet allRegionClouds;
forAll(regionCloudNames, regioni)
{
regionCloudNames[regioni] = regionCloudFields[regioni].sortedToc();
allRegionClouds.insert(regionCloudNames[regioni]);
}
const wordList allCloudNames(allRegionClouds.sortedToc());
if (allRegionClouds.empty())
{
Info<< "none detected." << endl;
}
else
{
// Complete the echo information - as flatOutput
allRegionClouds.writeList(Info) << endl;
}
}
// ************************************************************************* //