/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
     \\/     M anipulation  |
-------------------------------------------------------------------------------
License
    This file is part of OpenFOAM.

    OpenFOAM is free software: you can redistribute it and/or modify it
    under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.

    You should have received a copy of the GNU General Public License
    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.

\*---------------------------------------------------------------------------*/

#include "wedgePointPatchField.H"
#include "transformField.H"


// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //

template<class Type>
Foam::wedgePointPatchField<Type>::wedgePointPatchField
(
    const pointPatch& p,
    const DimensionedField<Type, pointMesh>& iF
)
:
    pointPatchField<Type>(p, iF)
{}


template<class Type>
Foam::wedgePointPatchField<Type>::wedgePointPatchField
(
    const pointPatch& p,
    const DimensionedField<Type, pointMesh>& iF,
    const dictionary& dict
)
:
    pointPatchField<Type>(p, iF, dict)
{
    if (!isType<wedgePointPatch>(p))
    {
        FatalIOErrorIn
        (
            "wedgePointPatchField<Type>::wedgePointPatchField\n"
            "(\n"
            "    const pointPatch& p,\n"
            "    const Field<Type>& field,\n"
            "    const dictionary& dict\n"
            ")\n",
            dict
        )   << "patch " << this->patch().index() << " not wedge type. "
            << "Patch type = " << p.type()
            << exit(FatalIOError);
    }
}


template<class Type>
Foam::wedgePointPatchField<Type>::wedgePointPatchField
(
    const wedgePointPatchField<Type>& ptf,
    const pointPatch& p,
    const DimensionedField<Type, pointMesh>& iF,
    const pointPatchFieldMapper&
)
:
    pointPatchField<Type>(p, iF)
{
    if (!isType<wedgePointPatch>(this->patch()))
    {
        FatalErrorIn
        (
            "wedgePointPatchField<Type>::wedgePointPatchField\n"
            "(\n"
            "    const wedgePointPatchField<Type>& ptf,\n"
            "    const pointPatch& p,\n"
            "    const DimensionedField<Type, pointMesh>& iF,\n"
            "    const pointPatchFieldMapper& mapper\n"
            ")\n"
        )   << "Field type does not correspond to patch type for patch "
            << this->patch().index() << "." << endl
            << "Field type: " << typeName << endl
            << "Patch type: " << this->patch().type()
            << exit(FatalError);
    }
}


template<class Type>
Foam::wedgePointPatchField<Type>::wedgePointPatchField
(
    const wedgePointPatchField<Type>& ptf,
    const DimensionedField<Type, pointMesh>& iF
)
:
    pointPatchField<Type>(ptf, iF)
{}


// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //

template<class Type>
void Foam::wedgePointPatchField<Type>::evaluate(const Pstream::commsTypes)
{
    // In order to ensure that the wedge patch is always flat, take the
    // normal vector from the first point
    const vector& nHat = this->patch().pointNormals()[0];

    tmp<Field<Type> > tvalues =
        transform(I - nHat*nHat, this->patchInternalField());

    // Get internal field to insert values into
    Field<Type>& iF = const_cast<Field<Type>&>(this->internalField());

    this->setInInternalField(iF, tvalues());
}


// ************************************************************************* //
