cloudSurfaceDistribution.H

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License
    This file is part of OpenFOAM.
 
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    You should have received a copy of the GNU General Public License
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Class
    Foam::functionObjects::cloudSurfaceDistribution
 
Description
    Function to generate a plot of the distribution of the values of particles
    that pass through a face-zone, face-set or patch
 
Usage
    \table
        Property      | Description                  | Required? | Default
        cloud         | Name of the cloud            | yes       |
        select        | The type of face selection; \
                        faceZone, faceSet or patch   | if none or multiple \
                                                       selections specified |
        faceZone      | The face zone for which the \
                        PDF is calculated            | if select is faceZone |
        faceSet       | The face set for which the \
                        PDF is calculated            | if select is faceSet |
        patch         | The patch for which the \
                        PDF is calculated            | is select is patch |
        field         | Field to operate on          | if fields not specified |
        fields        | List of fields to operate on | if field not specified |
        weightField   | Field with which to weight the distribution | no | none
        weightFields  | List of fields with which to \
                        weight the distribution      | no        | none
        nBins         | The number of bins used in the plot(s) | yes |
        setFormat     | Format of the plot file      | yes       |
    \endtable
 
    Example specification to generate the diameter distribution:
    \verbatim
    cloudSurfaceDistribution1
    {
        type            cloudSurfaceDistribution;
        libs            ("libLagrangianCloudFunctionObjects.so");
        cloud           cloud;
        patch           outlet;
        field           d;
        weightField     number;
        nBins           20;
        setFormat       raw;
    }
    \endverbatim
 
SourceFiles
    cloudSurfaceDistribution.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef cloudSurfaceDistribution_functionObject_H
#define cloudSurfaceDistribution_functionObject_H
 
#include "cloudFunctionObject.H"
#include "setWriter.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
namespace functionObjects
{
 
/*---------------------------------------------------------------------------*\
                       Class cloudSurfaceDistribution Declaration
\*---------------------------------------------------------------------------*/
 
class cloudSurfaceDistribution
:
    public LagrangianMeshFunctionObject,
    public cloudFunctionObject
{
public:
 
    // Public Data Types
 
        //- Selection type enumeration
        enum class selectionType
        {
            faceZone,
            faceSet,
            patch
        };
 
        //- Selection type names
        static const NamedEnum<selectionType, 3> selectionTypeNames;
 
 
private:
 
    // Private Data
 
        //- List of fields
        wordList fields_;
 
        //- List of weight fields
        wordList weightFields_;
 
        //- Selection type
        selectionType selectionType_;
 
        //- Name of face selection
        word selectionName_;
 
        //- Stored set of selected faces. Used if the selection type is faceSet.
        labelHashSet selectionSet_;
 
        //- Number of bins
        label nBins_;
 
        //- File writer
        autoPtr<setWriter> formatter_;
 
        //- Sums for each component of each field
        List<List<scalarField>> sums_;
 
        //- The ranges of each component of each field
        List<List<Pair<scalar>>> ranges_;
 
        //- Total number of samples taken for each field
        labelList nSamples_;
 
 
    // Private Member Functions
 
        //- Read a list of field names
        static wordList readFields
        (
            const dictionary& dict,
            const word& key,
            const wordList& defaultValue = NullObjectRef<wordList>()
        );
 
        //- Read the selection type
        selectionType readSelectionType(const dictionary& dict);
 
        //- Get the component names for a given field
        const char* const* componentNames(const label fieldi) const;
 
        //- Non-virtual read
        void readCoeffs(const dictionary& dict, const bool props);
 
        //- Return the properties dictionary IO
        IOobject propsDictIo(const IOobject::readOption r) const;
 
        //- Return a list of flags to indicate which particles in the sub-mesh
        //  should be included in the PDF calculation
        boolList selected(const LagrangianSubScalarSubField& fraction) const;
 
        //- Multiply the given weight field to the current weight product
        template<template<class> class GeoField>
        bool multiplyWeight
        (
            const LagrangianSubMesh& subMesh,
            const label weightFieldi,
            scalarField& weight
        ) const;
 
        //- Add a field to its PDF
        template<template<class> class GeoField, class Type>
        bool addField
        (
            const LagrangianSubMesh& subMesh,
            const boolList& selected,
            const scalarField& weight,
            const label fieldi
        );
 
        //- Write the distribution of the given scalar field
        void writeDistribution
        (
            const word& fieldName,
            const word& componentName,
            const scalarField& x,
            const scalarField& PDF,
            const scalarField& CDF
        ) const;
 
 
public:
 
    //- Runtime type information
    TypeName("cloudSurfaceDistribution");
 
 
    // Constructors
 
        //- Construct from Time and dictionary
        cloudSurfaceDistribution
        (
            const word& name,
            const Time& runTime,
            const dictionary& dict
        );
 
        //- Disallow default bitwise copy construction
        cloudSurfaceDistribution(const cloudSurfaceDistribution&) = delete;
 
 
    //- Destructor
    virtual ~cloudSurfaceDistribution();
 
 
    // Member Functions
 
        //- Read parameters
        virtual bool read(const dictionary&);
 
        //- Return the list of fields required
        virtual wordList fields() const;
 
        //- Return false so this function does not execute at the start
        virtual bool executeAtStart() const;
 
        //- Do nothing. Everything happens in faces crossing hooks.
        virtual bool execute();
 
        //- Hook before face crossings of a specific sub-mesh
        virtual void preCrossFaces
        (
            const LagrangianSubScalarSubField& fraction
        );
 
        //- Hook following face crossings of a specific sub-mesh
        virtual void postCrossFaces
        (
            const LagrangianSubScalarSubField& fraction
        );
 
        //- Write the number flux
        virtual bool write();
 
        //- Clear the number flux
        virtual bool clear();
 
        //- Update topology using the given map
        virtual void topoChange(const polyTopoChangeMap& map);
 
        //- Update from another mesh using the given map
        virtual void mapMesh(const polyMeshMap&);
 
        //- Redistribute or update using the given distribution map
        virtual void distribute(const polyDistributionMap&);
 
 
    // Member Operators
 
        //- Disallow default bitwise assignment
        void operator=(const cloudSurfaceDistribution&) = delete;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace functionObjects
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //