350 lines
8.8 KiB
C++
350 lines
8.8 KiB
C++
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration | Website: https://openfoam.org
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\\ / A nd | Copyright (C) 2022-2023 OpenFOAM Foundation
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
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Namespace
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Foam::cutPoly
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Description
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Functions and classes for extracting values from cut edges, faces and cells
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SourceFiles
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cutPolyValueI.H
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cutPolyValueTemplates.C
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\*---------------------------------------------------------------------------*/
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#ifndef cutPolyValue_H
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#define cutPolyValue_H
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#include "cutPoly.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace Foam
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{
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namespace cutPoly
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{
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//- Get the local coordinate within an edge, given end point values and an
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// iso-value
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inline scalar edgeCutLambda
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(
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const edge& e,
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const scalarField& pAlphas,
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const scalar isoAlpha
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);
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//- Linearly interpolate a value from the end points to the cut point of an
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// edge, given a local coordinate within the edge
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template<class Type>
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Type edgeCutValue
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(
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const edge& e,
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const scalar lambda,
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const Field<Type>& pPsis
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);
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//- Linearly interpolate a value from the end points to the cut point of an
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// edge, given end point values and an iso-value
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template<class Type>
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Type edgeCutValue
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(
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const edge& e,
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const scalarField& pAlphas,
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const scalar isoAlpha,
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const Field<Type>& pPsis
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);
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/*---------------------------------------------------------------------------*\
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Class FaceCutValues Declaration
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\*---------------------------------------------------------------------------*/
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template<class Type>
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class FaceCutValues
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{
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// Private Data
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//- The face
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const face& f_;
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//- The face's cuts
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const List<labelPair>& fCuts_;
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//- The point values that we want to iterate over
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const Field<Type>& pPsis_;
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//- The point values that define the iso-surface
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const scalarField& pAlphas_;
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//- The value that defines the iso-surface
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const scalar isoAlpha_;
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//- Do we want to iterate over the cut below or above the iso surface?
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const bool below_;
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public:
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// Public Typedefs
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//- The value type
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typedef Type value_type;
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// Public Classes
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//- Forward iterator
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class const_iterator
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{
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// Private Data
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//- Reference to the face-values
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const FaceCutValues<Type>& fValues_;
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//- Index of the sub-face and sub-face-point
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label i_, j_;
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//- Cache of values on cut edges for this sub-face segment
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mutable Tuple2<label, Pair<Type>> iAndCutPsis_;
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// Private Member Functions
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//- Get the values on the cut edges for this sub-face segment
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const Pair<Type>& cutPsis(const label i) const;
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//- Return the size of the given sub-face
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label size(const label i) const;
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//- Return the value for the given sub-face and sub-face-point
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const Type psi(const label i, const label j) const;
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public:
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// Constructors
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//- Construct from components
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const_iterator
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(
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const FaceCutValues<Type>& fValues,
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const label i,
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const label j
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);
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// Member Functions
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//- Get the next value around the sub-face
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Type next() const;
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// Member Operators
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//- Equality comparison
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bool operator==(const const_iterator& it) const;
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//- Inequality comparison
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bool operator!=(const const_iterator& it) const;
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//- Dereference
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Type operator*() const;
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//- Increment
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inline const_iterator& operator++();
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//- Increment
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inline const_iterator operator++(int);
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};
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// Constructors
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//- Construct from components
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FaceCutValues
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(
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const face& f,
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const List<labelPair>& fCuts,
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const Field<Type>& pPsis,
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const scalarField& pAlphas,
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const scalar isoAlpha,
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const bool below
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);
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// Member Functions
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//- Get the beginning of the iteration over the values
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const_iterator begin() const;
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//- Get the end of the iteration over the values
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const_iterator end() const;
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};
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/*---------------------------------------------------------------------------*\
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Class CellCutValues Declaration
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\*---------------------------------------------------------------------------*/
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template<class Type>
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class CellCutValues
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{
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// Private Data
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//- The cell
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const cell& c_;
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//- The cell's edge addressing
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const cellEdgeAddressing& cAddr_;
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//- The cell's cuts
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const labelListList& cCuts_;
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//- The faces
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const faceList& fs_;
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//- The point values that we want to iterate over
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const Field<Type>& pPsis_;
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//- The point values that define the iso-surface
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const scalarField& pAlphas_;
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//- The value that defines the iso-surface
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const scalar isoAlpha_;
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public:
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// Public Typedefs
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//- The value type
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typedef Type value_type;
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// Public Classes
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//- Forward iterator
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class const_iterator
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{
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// Private Data
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//- Reference to the cell-values
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const CellCutValues<Type>& cValues_;
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//- Index of the loop and loop-point
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label i_, j_;
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// Private Member Functions
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//- The values at this loop-point and the next
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Pair<Type> psis_;
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//- Return the value for the given loop and loop-point
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Type psi(const label i, const label j);
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public:
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// Constructors
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//- Construct from components
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const_iterator
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(
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const CellCutValues<Type>& cValues,
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const label i,
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const label j
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);
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// Member Functions
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//- Get the next value around the loop
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const Type& next() const;
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// Member Operators
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//- Equality comparison
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bool operator==(const const_iterator& it) const;
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//- Inequality comparison
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bool operator!=(const const_iterator& it) const;
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//- Dereference
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const Type& operator*() const;
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//- Increment
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inline const_iterator& operator++();
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//- Increment
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inline const_iterator operator++(int);
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};
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// Constructors
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//- Construct from components
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CellCutValues
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(
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const cell& c,
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const cellEdgeAddressing& cAddr,
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const labelListList& cCuts,
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const faceList& fs,
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const Field<Type>& pPsis,
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const scalarField& pAlphas,
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const scalar isoAlpha
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);
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// Member Functions
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//- Get the beginning of the iteration over the values
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const_iterator begin() const;
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//- Get the end of the iteration over the values
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const_iterator end() const;
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};
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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} // End namespace cutPoly
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} // End namespace Foam
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#include "cutPolyValueI.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#ifdef NoRepository
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#include "cutPolyValueTemplates.C"
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#endif
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#endif
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// ************************************************************************* //
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