GeometricFieldReuseFunctions.H

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#ifndef GeometricFieldReuseFunctions_H
#define GeometricFieldReuseFunctions_H
 
#include "GeometricField.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
template<class Type, class GeoMesh, template<class> class PrimitiveField>
bool reusable(const tmp<GeometricField<Type, GeoMesh, PrimitiveField>>& tgf)
{
    typedef GeometricField<Type, GeoMesh, PrimitiveField> geoField;
 
    if (tgf.isTmp())
    {
        if (geoField::debug)
        {
            const geoField& gf = tgf();
            const typename geoField::Boundary& gbf = gf.boundaryField();
 
            forAll(gbf, patchi)
            {
                if
                (
                    !polyPatch::constraintType(gbf[patchi].patch().type())
                 && !isA<typename geoField::Patch::Calculated>(gbf[patchi])
                )
                {
                    WarningInFunction
                        << "Attempt to reuse temporary with non-reusable BC "
                        << gbf[patchi].type() << endl;
 
                    return false;
                }
            }
        }
 
        return true;
    }
    else
    {
        return false;
    }
}
 
 
template<class TypeR, class GeoMesh>
tmp<GeometricField<TypeR, GeoMesh, Field>> New
(
    const tmp<GeometricField<TypeR, GeoMesh, Field>>& tgf1,
    const word& name,
    const dimensionSet& dimensions,
    const bool initRet = false
)
{
    GeometricField<TypeR, GeoMesh, Field>& gf1 =
        const_cast<GeometricField<TypeR, GeoMesh, Field>&>(tgf1());
 
    if (reusable(tgf1))
    {
        gf1.rename(name);
        gf1.dimensions().reset(dimensions);
        return tgf1;
    }
    else
    {
        tmp<GeometricField<TypeR, GeoMesh, Field>> rtgf
        (
            GeometricField<TypeR, GeoMesh, Field>::New
            (
                name,
                gf1.mesh(),
                dimensions
            )
        );
 
        if (initRet)
        {
            rtgf.ref() == tgf1();
        }
 
        return rtgf;
    }
}
 
 
template
<
    class TypeR,
    class Type1,
    class GeoMesh,
    template<class> class PrimitiveField
>
class reuseTmpGeometricField
{
public:
 
    static tmp<GeometricField<TypeR, GeoMesh, Field>> New
    (
        const tmp<GeometricField<Type1, GeoMesh, PrimitiveField>>& tgf1,
        const word& name,
        const dimensionSet& dimensions
    )
    {
        const GeometricField<Type1, GeoMesh, PrimitiveField>& gf1 = tgf1();
 
        return GeometricField<TypeR, GeoMesh, Field>::New
        (
            name,
            gf1.mesh(),
            dimensions
        );
    }
};
 
 
template<class TypeR, class GeoMesh>
class reuseTmpGeometricField<TypeR, TypeR, GeoMesh, Field>
{
public:
 
    static tmp<GeometricField<TypeR, GeoMesh, Field>> New
    (
        const tmp<GeometricField<TypeR, GeoMesh, Field>>& tgf1,
        const word& name,
        const dimensionSet& dimensions
    )
    {
        GeometricField<TypeR, GeoMesh, Field>& gf1 =
            const_cast<GeometricField<TypeR, GeoMesh, Field>&>(tgf1());
 
        if (reusable(tgf1))
        {
            gf1.rename(name);
            gf1.dimensions().reset(dimensions);
            return tgf1;
        }
        else
        {
            return GeometricField<TypeR, GeoMesh, Field>::New
            (
                name,
                gf1.mesh(),
                dimensions
            );
        }
    }
};
 
 
template
<
    class TypeR,
    class Type1,
    class Type2,
    class GeoMesh,
    template<class> class PrimitiveField1,
    template<class> class PrimitiveField2
>
class reuseTmpTmpGeometricField
{
public:
 
    static tmp<GeometricField<TypeR, GeoMesh, Field>> New
    (
        const tmp<GeometricField<Type1, GeoMesh, PrimitiveField1>>& tgf1,
        const tmp<GeometricField<Type2, GeoMesh, PrimitiveField2>>& tgf2,
        const word& name,
        const dimensionSet& dimensions
    )
    {
        const GeometricField<Type1, GeoMesh, PrimitiveField1>& gf1 = tgf1();
 
        return GeometricField<TypeR, GeoMesh, PrimitiveField1>::New
        (
            name,
            gf1.mesh(),
            dimensions
        );
    }
};
 
 
template
<
    class TypeR,
    class Type1,
    class GeoMesh,
    template<class> class PrimitiveField1
>
class reuseTmpTmpGeometricField
<TypeR, Type1, TypeR, GeoMesh, PrimitiveField1, Field>
{
public:
 
    static tmp<GeometricField<TypeR, GeoMesh, Field>> New
    (
        const tmp<GeometricField<Type1, GeoMesh, PrimitiveField1>>& tgf1,
        const tmp<GeometricField<TypeR, GeoMesh, Field>>& tgf2,
        const word& name,
        const dimensionSet& dimensions
    )
    {
        const GeometricField<Type1, GeoMesh, PrimitiveField1>& gf1 = tgf1();
 
        GeometricField<TypeR, GeoMesh, Field>& gf2 =
            const_cast<GeometricField<TypeR, GeoMesh, Field>&>(tgf2());
 
        if (reusable(tgf2))
        {
            gf2.rename(name);
            gf2.dimensions().reset(dimensions);
            return tgf2;
        }
        else
        {
            return GeometricField<TypeR, GeoMesh, Field>::New
            (
                name,
                gf1.mesh(),
                dimensions
            );
        }
    }
};
 
 
template
<
    class TypeR,
    class Type2,
    class GeoMesh,
    template<class> class PrimitiveField2
>
class reuseTmpTmpGeometricField
<TypeR, TypeR, Type2, GeoMesh, Field, PrimitiveField2>
{
public:
 
    static tmp<GeometricField<TypeR, GeoMesh, Field>> New
    (
        const tmp<GeometricField<TypeR, GeoMesh, Field>>& tgf1,
        const tmp<GeometricField<Type2, GeoMesh, PrimitiveField2>>& tgf2,
        const word& name,
        const dimensionSet& dimensions
    )
    {
        GeometricField<TypeR, GeoMesh, Field>& gf1 =
            const_cast<GeometricField<TypeR, GeoMesh, Field>&>(tgf1());
 
        if (reusable(tgf1))
        {
            gf1.rename(name);
            gf1.dimensions().reset(dimensions);
            return tgf1;
        }
        else
        {
            return GeometricField<TypeR, GeoMesh, Field>::New
            (
                name,
                gf1.mesh(),
                dimensions
            );
        }
    }
};
 
 
template<class TypeR, class GeoMesh>
class reuseTmpTmpGeometricField<TypeR, TypeR, TypeR, GeoMesh, Field, Field>
{
public:
 
    static tmp<GeometricField<TypeR, GeoMesh, Field>> New
    (
        const tmp<GeometricField<TypeR, GeoMesh, Field>>& tgf1,
        const tmp<GeometricField<TypeR, GeoMesh, Field>>& tgf2,
        const word& name,
        const dimensionSet& dimensions
    )
    {
        GeometricField<TypeR, GeoMesh, Field>& gf1 =
            const_cast<GeometricField<TypeR, GeoMesh, Field>&>(tgf1());
        GeometricField<TypeR, GeoMesh, Field>& gf2 =
            const_cast<GeometricField<TypeR, GeoMesh, Field>&>(tgf2());
 
        if (reusable(tgf1))
        {
            gf1.rename(name);
            gf1.dimensions().reset(dimensions);
            return tgf1;
        }
        else if (reusable(tgf2))
        {
            gf2.rename(name);
            gf2.dimensions().reset(dimensions);
            return tgf2;
        }
        else
        {
            return GeometricField<TypeR, GeoMesh, Field>::New
            (
                name,
                gf1.mesh(),
                dimensions
            );
        }
    }
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //