| /*---------------------------------------------------------------------------*\ | |
| ========= | | |
| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox | |
| \\ / O peration | Website: https://openfoam.org | |
| \\ / A nd | Copyright (C) 2011-2026 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/>. | |
| Class | |
| Foam::DynamicField | |
| Description | |
| Dynamically sized Field. | |
| SourceFiles | |
| DynamicFieldI.H | |
| DynamicField.C | |
| \*---------------------------------------------------------------------------*/ | |
| // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // | |
| namespace Foam | |
| { | |
| // Forward declaration of friend functions and operators | |
| template<class T, unsigned SizeInc, unsigned SizeMult, unsigned SizeDiv> | |
| Ostream& operator<< | |
| ( | |
| Ostream&, | |
| const DynamicField<T, SizeInc, SizeMult, SizeDiv>& | |
| ); | |
| template<class T, unsigned SizeInc, unsigned SizeMult, unsigned SizeDiv> | |
| Istream& operator>> | |
| ( | |
| Istream&, | |
| DynamicField<T, SizeInc, SizeMult, SizeDiv>& | |
| ); | |
| /*---------------------------------------------------------------------------*\ | |
| Class DynamicField Declaration | |
| \*---------------------------------------------------------------------------*/ | |
| template<class T, unsigned SizeInc, unsigned SizeMult, unsigned SizeDiv> | |
| class DynamicField | |
| : | |
| public Field<T> | |
| { | |
| static_assert | |
| ( | |
| (SizeInc || SizeMult) && SizeDiv, | |
| "Avoid invalid sizing parameters" | |
| ); | |
| // Private Data | |
| //- The capacity (allocated size) of the underlying field. | |
| label capacity_; | |
| public: | |
| // Static Member Functions | |
| //- Return a null field | |
| inline static const DynamicField<T, SizeInc, SizeMult, SizeDiv>& null() | |
| { | |
| return *reinterpret_cast | |
| < | |
| DynamicField<T, SizeInc, SizeMult, SizeDiv>* | |
| >(0); | |
| } | |
| // Constructors | |
| //- Construct null | |
| inline DynamicField(); | |
| //- Construct given size. | |
| explicit inline DynamicField(const label); | |
| //- Construct given size and initial value | |
| inline DynamicField(const label, const T&); | |
| //- Construct given size and initialised to zero | |
| inline DynamicField(const label, const zero); | |
| //- Construct from UList. Size set to UList size. | |
| // Also constructs from DynamicField with different sizing parameters. | |
| explicit inline DynamicField(const UList<T>&); | |
| //- Move constructor transferring the list contents | |
| explicit inline DynamicField(List<T>&&); | |
| //- Construct by 1 to 1 mapping from the given field | |
| inline DynamicField | |
| ( | |
| const UList<T>& mapF, | |
| const labelList& mapAddressing | |
| ); | |
| //- Construct by interpolative mapping from the given field | |
| inline DynamicField | |
| ( | |
| const UList<T>& mapF, | |
| const labelListList& mapAddressing, | |
| const scalarListList& weights | |
| ); | |
| //- Copy constructor | |
| inline DynamicField(const DynamicField<T, SizeInc, SizeMult, SizeDiv>&); | |
| //- Copy constructor or reuse as specified | |
| inline DynamicField | |
| ( | |
| DynamicField<T, SizeInc, SizeMult, SizeDiv>&, | |
| const bool | |
| ); | |
| //- Move constructor | |
| inline DynamicField(DynamicField<T, SizeInc, SizeMult, SizeDiv>&&); | |
| //- Construct from Istream. Size set to size of list read. | |
| explicit DynamicField(Istream&); | |
| //- Construct from a dictionary entry | |
| DynamicField(const word& keyword, const dictionary&, const label size); | |
| //- Construct from a dictionary entry with unit conversion | |
| DynamicField | |
| ( | |
| const word& keyword, | |
| const unitSet&, | |
| const dictionary&, | |
| const label size | |
| ); | |
| //- Clone | |
| tmp<DynamicField<T, SizeInc, SizeMult, SizeDiv>> clone() const; | |
| // Member Functions | |
| // Access | |
| //- Size of the underlying storage. | |
| inline label capacity() const; | |
| // Edit | |
| //- Alter the size of the underlying storage. | |
| // The addressed size will be truncated if needed to fit, but will | |
| // remain otherwise untouched. | |
| // Use this or reserve() in combination with append(). | |
| inline void setCapacity(const label); | |
| //- Alter the addressed list size. | |
| // New space will be allocated if required. | |
| // Use this to resize the list prior to using the operator[] for | |
| // setting values (as per List usage). | |
| inline void setSize(const label); | |
| //- Alter the addressed list size and fill new space with a | |
| // constant. | |
| inline void setSize(const label, const T&); | |
| //- Alter the addressed list size. | |
| // New space will be allocated if required. | |
| // Use this to resize the list prior to using the operator[] for | |
| // setting values (as per List usage). | |
| inline void resize(const label); | |
| //- Alter the addressed list size and fill new space with a | |
| // constant. | |
| inline void resize(const label, const T&); | |
| //- Reserve allocation space for at least this size. | |
| // Never shrinks the allocated size, use setCapacity() for that. | |
| inline void reserve(const label); | |
| //- Clear the addressed list, i.e. set the size to zero. | |
| // Allocated size does not change | |
| inline void clear(); | |
| //- Clear the list and delete storage. | |
| inline void clearStorage(); | |
| //- Reset the field values to the given field | |
| // Equivalent to operator= | |
| void reset(const DynamicField<T, SizeInc, SizeMult, SizeDiv>&); | |
| //- Reset the field values to the given field | |
| // Equivalent to operator= | |
| void reset(const UList<T>&); | |
| //- Shrink the allocated space to the number of elements used. | |
| // Returns a reference to the DynamicField. | |
| inline DynamicField<T, SizeInc, SizeMult, SizeDiv>& shrink(); | |
| // Member Operators | |
| //- Append an element at the end of the list | |
| inline DynamicField<T, SizeInc, SizeMult, SizeDiv>& append | |
| ( | |
| const T& | |
| ); | |
| //- Append a List at the end of this list | |
| inline DynamicField<T, SizeInc, SizeMult, SizeDiv>& append | |
| ( | |
| const UList<T>& | |
| ); | |
| //- Remove and return the top element | |
| inline T remove(); | |
| //- Return non-const access to an element, resizing list if | |
| // necessary | |
| inline T& operator()(const label); | |
| //- Assignment of all addressed entries to the given value | |
| inline void operator=(const T&); | |
| //- Assignment operator | |
| inline void operator= | |
| ( | |
| const DynamicField<T, SizeInc, SizeMult, SizeDiv>& | |
| ); | |
| //- Move assignment operator | |
| inline void operator= | |
| ( | |
| DynamicField<T, SizeInc, SizeMult, SizeDiv>&& | |
| ); | |
| //- Assignment to UList | |
| inline void operator=(const UList<T>&); | |
| //- Move assignment to List | |
| inline void operator=(List<T>&&); | |
| //- Assign to an expression | |
| template | |
| < | |
| class Expression, | |
| class = EnableIfExpressionable<Expression> | |
| > | |
| void operator=(const Expression& e); | |
| // IOstream Operators | |
| // Write DynamicField to Ostream. | |
| friend Ostream& operator<< <T, SizeInc, SizeMult, SizeDiv> | |
| ( | |
| Ostream&, | |
| const DynamicField<T, SizeInc, SizeMult, SizeDiv>& | |
| ); | |
| //- Read from Istream, discarding contents of existing DynamicField. | |
| friend Istream& operator>> <T, SizeInc, SizeMult, SizeDiv> | |
| ( | |
| Istream&, | |
| DynamicField<T, SizeInc, SizeMult, SizeDiv>& | |
| ); | |
| }; | |
| // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // | |
| } // End namespace Foam | |
| // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // | |
| // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // | |
| // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * // | |
| // ************************************************************************* // | |