unitConversions.H

Go to the documentation of this file.

/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     | Website:  https://openfoam.org
    \\  /    A nd           | Copyright (C) 2011-2024 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/>.
 
Global
    unitConversions
 
Description
    Useful unit conversions
 
SourceFiles
    unitConversions.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef unitConversions_H
#define unitConversions_H
 
#include "unitConversion.H"
#include "dimensionSets.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
extern const unitConversion unitless;
 
extern const unitConversion unitAny;
extern const unitConversion unitNone;
 
extern const unitConversion unitFraction;
extern const unitConversion unitPercent;
 
extern const unitConversion unitRadians;
extern const unitConversion unitRotations;
extern const unitConversion unitDegrees;
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
//- Convert degrees to radians
scalar degToRad(const scalar deg);
 
//- Convert radians to degrees
scalar radToDeg(const scalar rad);
 
//- Add a unit conversion
void addUnits(const word& name, const unitConversion& units);
 
//- Get the table of unit conversions
const HashTable<unitConversion>& units();
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //