Acceleration.h

Go to the documentation of this file.

/* Copyright (C) 2002 - 2006, Bernd Speiser */
/* This file is part of Quantities.

PhysicalQuantities 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 2
of the License, or (at your option) any later version.

PhysicalQuantities 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 this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA.
*/

#ifndef _Acceleration_h
#define _Acceleration_h

#include "Quantity/Variable.h"
#include "Quantity/Constant.h"
#include "Quantity/QuantityCluster.h"

#include "PhysicalQuantities/Length.h"
#include "PhysicalQuantities/Time.h"

namespace quantity {
  namespace acceleration {

typedef BSUtilities::Rational<1> LE;
typedef BSUtilities::Rational<0> M; 
typedef BSUtilities::Rational<-2> TI;
typedef BSUtilities::Rational<0> E;
typedef BSUtilities::Rational<0> TE;
typedef BSUtilities::Rational<0> A;
typedef BSUtilities::Rational<0> LU;

typedef dimension::Dimension<LE, M, TI, E, TE, A, LU> Dimension;

class Unit;

class GalUnit;
class StandardAccelerationOfFreeFallUnit;


/* the MetrePerSquareSecond and prefixed variants */

typedef LOKI_TYPELIST_3(length::Metre, length::CentiMetre,
                                        length::MilliMetre) LengthList;

typedef unit::ComposeElement<Unit, LengthList, 
                               BSUtilities::Rational<1> > LengthElement;

typedef LOKI_TYPELIST_3(time::Second, time::MilliSecond, 
                                           time::MicroSecond) TimeList;

typedef unit::ComposeElement<Unit, TimeList, 
                                BSUtilities::Rational<-2> > TimeElement;

typedef 
  unit::ComposeBase<Unit, LOKI_TYPELIST_2(LengthElement, TimeElement)>
                                               AccelerationComposedUnit;

typedef unit::Composed<AccelerationComposedUnit, 
     LOKI_TYPELIST_2(length::Metre, time::Second)> MetrePerSquareSecond;
typedef unit::Composed<AccelerationComposedUnit, 
  LOKI_TYPELIST_2(length::CentiMetre, time::Second)> 
                                              CentiMetrePerSquareSecond;
typedef unit::Composed<AccelerationComposedUnit, 
  LOKI_TYPELIST_2(length::Metre, time::MilliSecond)> 
                                              MetrePerSquareMilliSecond;

/* declaration of other Acceleration units */
/* the Gal */

typedef unit::NonPrefixable<Unit, GalUnit> Gal;

/* the acceleration of free fall */

typedef unit::NonPrefixable<Unit, 
     StandardAccelerationOfFreeFallUnit> StandardAccelerationOfFreeFall;

typedef LOKI_TYPELIST_5(MetrePerSquareSecond, 
  CentiMetrePerSquareSecond, MetrePerSquareMilliSecond, Gal, 
                                  StandardAccelerationOfFreeFall) Units;

/* Acceleration quantity */

typedef Quantity<Dimension, Unit, Units, MetrePerSquareSecond> Quantity;

  }

typedef Variable<acceleration::Quantity> Acceleration;
typedef Constant<acceleration::Quantity> AccelerationConstant;

typedef VariableVector<acceleration::Quantity> AccelerationVector;

}

#endif /* _Acceleration_h */

---