unstructuredMesh.hpp

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// SPDX-License-Identifier: MIT
// SPDX-FileCopyrightText: 2023 NeoFOAM authors
 
#pragma once
 
#include "NeoFOAM/fields/fieldTypeDefs.hpp"
#include "NeoFOAM/mesh/unstructured/boundaryMesh.hpp"
#include "NeoFOAM/finiteVolume/cellCentred/stencil/stencilDataBase.hpp"
 
namespace NeoFOAM
{
 
class UnstructuredMesh
{
public:
 
    UnstructuredMesh(
        vectorField points,
        scalarField cellVolumes,
        vectorField cellCentres,
        vectorField faceAreas,
        vectorField faceCentres,
        scalarField magFaceAreas,
        labelField faceOwner,
        labelField faceNeighbour,
        size_t nCells,
        size_t nInternalFaces,
        size_t nBoundaryFaces,
        size_t nBoundaries,
        size_t nFaces,
        BoundaryMesh boundaryMesh
    );
 
    const vectorField& points() const;
 
    const scalarField& cellVolumes() const;
 
    const vectorField& cellCentres() const;
 
    const vectorField& faceCentres() const;
 
    const vectorField& faceAreas() const;
 
    const scalarField& magFaceAreas() const;
 
    const labelField& faceOwner() const;
 
    const labelField& faceNeighbour() const;
 
    size_t nCells() const;
 
    size_t nInternalFaces() const;
 
    size_t nBoundaryFaces() const;
 
    size_t nBoundaries() const;
 
    size_t nFaces() const;
 
    const BoundaryMesh& boundaryMesh() const;
 
    StencilDataBase& stencilDB() const;
 
    const Executor& exec() const;
 
private:
 
    const Executor exec_;
 
    vectorField points_;
 
    scalarField cellVolumes_;
 
    vectorField cellCentres_;
 
    vectorField faceAreas_;
 
    vectorField faceCentres_;
 
    scalarField magFaceAreas_;
 
    labelField faceOwner_;
 
    labelField faceNeighbour_;
 
    size_t nCells_;
 
    size_t nInternalFaces_;
 
    size_t nBoundaryFaces_;
 
    size_t nBoundaries_;
 
    size_t nFaces_;
 
    BoundaryMesh boundaryMesh_;
 
    mutable StencilDataBase stencilDataBase_;
};
 
UnstructuredMesh createSingleCellMesh(const Executor exec);
 
UnstructuredMesh create1DUniformMesh(const Executor exec, const size_t nCells);
 
} // namespace NeoFOAM