checkFieldAvailability.H

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | www.openfoam.com
     \\/     M anipulation  |
-------------------------------------------------------------------------------
    Copyright (C) 2021 OpenCFD Ltd.
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM, distributed under GPL-3.0-or-later.
 
Description
    Check field availability for last time.
    Done to avoid mapping 'undefined' when a field only exists as time 0.
 
Requires
    readFields.H (for the checkData function)
 
\*---------------------------------------------------------------------------*/
 
// Initially all possible objects that are available at the final time
List<wordHashSet> availableRegionObjectNames(meshes.size());
 
forAll(meshes, regioni)
{
    const auto& mesh = meshes[regioni];
 
    IOobjectList objects(mesh, timeDirs.last().name());
 
    if (!fieldPatterns.empty())
    {
        objects.filterObjects(fieldPatterns);
    }
 
    // Remove "*_0" restart fields
    objects.prune_0();
 
    if (!doPointValues)
    {
        // Prune point fields if disabled
        objects.filterClasses
        (
            [](const word& clsName)
            {
                return fieldTypes::point.found(clsName);
            },
            true // prune
        );
    }
 
    wordList objectNames(objects.sortedNames());
 
    // Check availability for all times...
    checkData(mesh, timeDirs, objectNames);
 
    availableRegionObjectNames[regioni] = objectNames;
}
 
 
// ************************************************************************* //