.. _program_listing_file_samplers_SampledField_SampledPGradField.H:

Program Listing for File SampledPGradField.H
============================================

|exhale_lsh| :ref:`Return to documentation for file <file_samplers_SampledField_SampledPGradField.H>` (``samplers/SampledField/SampledPGradField.H``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   /*---------------------------------------------------------------------------* \
   License
       This file is part of libWallModelledLES.
   
       libWallModelledLES 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.
   
       libWallModelledLES 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 libWallModelledLES. 
       If not, see <http://www.gnu.org/licenses/>.
   
   Class
       Foam::SampledPGradField
   
   @brief
       Class for the sampled pressure gradient field.
   
   Contributors/Copyright:
       2018-2023 Timofey Mukha
   
   SourceFiles
       SampledPGradField.C
   
   \*---------------------------------------------------------------------------*/
   
   #ifndef SampledPGradField_H
   #define SampledPGradField_H
   
   #include "SampledField.H"
   
   // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
   
   namespace Foam
   {
       
   /*---------------------------------------------------------------------------*\
                            Class SampledPGradField Declaration
   \*---------------------------------------------------------------------------*/
   
   class SampledPGradField
   :
       public SampledField
   {
                 
   public:
   #if !defined(DOXYGEN_SHOULD_SKIP_THIS)
       //- Runtime type information
           TypeName("SampledPGradField");
   #endif
   
       // Constructors
   
           //- Construct from patch and interpolation type
           SampledPGradField
           (
               const fvPatch & patch,
               const word interpolationType="cell"
           )
           :
               SampledField(patch, interpolationType)
           {
               createField();
           }
   
           //- Copy constructor
           SampledPGradField(const SampledPGradField & orig)
           :
               SampledField(orig)
           {}
   
           //- Clone the object
           autoPtr<SampledField> clone() const override
           {
               return autoPtr<SampledField>
               (
                   new SampledPGradField(*this)
               );
           }
           
           //- Destructor
           virtual ~SampledPGradField() {}
               
       // Member functions
           
           //- The number of dimensions of the field
           label nDims() const override
           {
               return 3;
           }
           
           //- Get the name of the sampled field
           word name() const override
           {
               return "pGrad";
           }
   
           //- Sample the pressure gradient values from a single cell per wall face
           void sample
           (
               scalarListList & sampledValues,
               const labelList & indexList,
               const scalarField & h
           ) const override;
   
           //- Sample the pressure gradient values from multiple cells per wall face
           void sample(scalarListListList &, const labelListList &) const override;
           
           //- Register the pGrad field in the object registry
           void registerFields
           (
               const labelList &
           ) const override;
   
           //- Register the pGrad field in the object registry
           void registerFields
           (
               const labelListList &
           ) const override;
   
           //- Recompute the field
           void recompute() const override;
   
           //- Create the global pressure gradient field that will be sampled
           virtual void createField() const override;
   };
   
   
   // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
   
   } // End namespace Foam
   
   // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
   
   #endif