FreeFOAM The Cross-Platform CFD Toolkit
Hosted by SourceForge:
Get FreeFOAM at SourceForge.net.
            Fast, secure and Free Open Source software downloads

directionMixedFvPatchField.C

Go to the documentation of this file.
00001 /*---------------------------------------------------------------------------*\
00002   =========                 |
00003   \\      /  F ield         | OpenOAM: The Open Source CFD Toolbox
00004    \\    /   O peration     |
00005     \\  /    A nd           | Copyright (C) 1991-2010 OpenCFD Ltd.
00006      \\/     M anipulation  |
00007 -------------------------------------------------------------------------------
00008 License
00009     This file is part of OpenFOAM.
00010 
00011     OpenFOAM is free software: you can redistribute it and/or modify it
00012     under the terms of the GNU General Public License as published by
00013     the Free Software Foundation, either version 3 of the License, or
00014     (at your option) any later version.
00015 
00016     OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
00017     ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
00018     FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
00019     for more details.
00020 
00021     You should have received a copy of the GNU General Public License
00022     along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
00023 
00024 \*---------------------------------------------------------------------------*/
00025 
00026 #include "directionMixedFvPatchField.H"
00027 #include <OpenFOAM/symmTransformField.H>
00028 
00029 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
00030 
00031 namespace Foam
00032 {
00033 
00034 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
00035 
00036 template<class Type>
00037 directionMixedFvPatchField<Type>::directionMixedFvPatchField
00038 (
00039     const fvPatch& p,
00040     const DimensionedField<Type, volMesh>& iF
00041 )
00042 :
00043     transformFvPatchField<Type>(p, iF),
00044     refValue_(p.size()),
00045     refGrad_(p.size()),
00046     valueFraction_(p.size())
00047 {}
00048 
00049 
00050 template<class Type>
00051 directionMixedFvPatchField<Type>::directionMixedFvPatchField
00052 (
00053     const directionMixedFvPatchField<Type>& ptf,
00054     const fvPatch& p,
00055     const DimensionedField<Type, volMesh>& iF,
00056     const fvPatchFieldMapper& mapper
00057 )
00058 :
00059     transformFvPatchField<Type>(ptf, p, iF, mapper),
00060     refValue_(ptf.refValue_, mapper),
00061     refGrad_(ptf.refGrad_, mapper),
00062     valueFraction_(ptf.valueFraction_, mapper)
00063 {}
00064 
00065 
00066 template<class Type>
00067 directionMixedFvPatchField<Type>::directionMixedFvPatchField
00068 (
00069     const fvPatch& p,
00070     const DimensionedField<Type, volMesh>& iF,
00071     const dictionary& dict
00072 )
00073 :
00074     transformFvPatchField<Type>(p, iF, dict),
00075     refValue_("refValue", dict, p.size()),
00076     refGrad_("refGradient", dict, p.size()),
00077     valueFraction_("valueFraction", dict, p.size())
00078 {
00079     evaluate();
00080 }
00081 
00082 
00083 template<class Type>
00084 directionMixedFvPatchField<Type>::directionMixedFvPatchField
00085 (
00086     const directionMixedFvPatchField<Type>& ptf,
00087     const DimensionedField<Type, volMesh>& iF
00088 )
00089 :
00090     transformFvPatchField<Type>(ptf, iF),
00091     refValue_(ptf.refValue_),
00092     refGrad_(ptf.refGrad_),
00093     valueFraction_(ptf.valueFraction_)
00094 {}
00095 
00096 
00097 // * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
00098 
00099 template<class Type>
00100 void directionMixedFvPatchField<Type>::autoMap
00101 (
00102     const fvPatchFieldMapper& m
00103 )
00104 {
00105     transformFvPatchField<Type>::autoMap(m);
00106     refValue_.autoMap(m);
00107     refGrad_.autoMap(m);
00108     valueFraction_.autoMap(m);
00109 }
00110 
00111 
00112 template<class Type>
00113 void directionMixedFvPatchField<Type>::rmap
00114 (
00115     const fvPatchField<Type>& ptf,
00116     const labelList& addr
00117 )
00118 {
00119     transformFvPatchField<Type>::rmap(ptf, addr);
00120 
00121     const directionMixedFvPatchField<Type>& dmptf =
00122         refCast<const directionMixedFvPatchField<Type> >(ptf);
00123 
00124     refValue_.rmap(dmptf.refValue_, addr);
00125     refGrad_.rmap(dmptf.refGrad_, addr);
00126     valueFraction_.rmap(dmptf.valueFraction_, addr);
00127 }
00128 
00129 
00130 template<class Type>
00131 tmp<Field<Type> > directionMixedFvPatchField<Type>::snGrad() const
00132 {
00133     Field<Type> pif = this->patchInternalField();
00134 
00135     Field<Type> normalValue = transform(valueFraction_, refValue_);
00136 
00137     Field<Type> gradValue = pif + refGrad_/this->patch().deltaCoeffs();
00138 
00139     Field<Type> transformGradValue =
00140         transform(I - valueFraction_, gradValue);
00141 
00142     return
00143         (normalValue + transformGradValue - pif)*
00144         this->patch().deltaCoeffs();
00145 }
00146 
00147 
00148 template<class Type>
00149 void directionMixedFvPatchField<Type>::evaluate(const Pstream::commsTypes)
00150 {
00151     if (!this->updated())
00152     {
00153         this->updateCoeffs();
00154     }
00155 
00156     Field<Type> normalValue = transform(valueFraction_, refValue_);
00157 
00158     Field<Type> gradValue =
00159         this->patchInternalField() + refGrad_/this->patch().deltaCoeffs();
00160 
00161     Field<Type> transformGradValue =
00162         transform(I - valueFraction_, gradValue);
00163 
00164     Field<Type>::operator=(normalValue + transformGradValue);
00165 
00166     transformFvPatchField<Type>::evaluate();
00167 }
00168 
00169 
00170 template<class Type>
00171 tmp<Field<Type> > directionMixedFvPatchField<Type>::snGradTransformDiag() const
00172 {
00173     vectorField diag(valueFraction_.size());
00174 
00175     diag.replace
00176     (
00177         vector::X,
00178         sqrt(mag(valueFraction_.component(symmTensor::XX)))
00179     );
00180     diag.replace
00181     (
00182         vector::Y,
00183         sqrt(mag(valueFraction_.component(symmTensor::YY)))
00184     );
00185     diag.replace
00186     (
00187         vector::Z,
00188         sqrt(mag(valueFraction_.component(symmTensor::ZZ)))
00189     );
00190 
00191     return transformFieldMask<Type>(pow<vector, pTraits<Type>::rank>(diag));
00192 }
00193 
00194 
00195 template<class Type>
00196 void directionMixedFvPatchField<Type>::write(Ostream& os) const
00197 {
00198     transformFvPatchField<Type>::write(os);
00199     refValue_.writeEntry("refValue", os);
00200     refGrad_.writeEntry("refGradient", os);
00201     valueFraction_.writeEntry("valueFraction", os);
00202     this->writeEntry("value", os);
00203 }
00204 
00205 
00206 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
00207 
00208 } // End namespace Foam
00209 
00210 // ************************ vim: set sw=4 sts=4 et: ************************ //
 All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Defines