airSpeedCalculator.h

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/*******************************************************************************
** Copyright (c) 1999-2020 MaK Technologies, Inc.
** All rights reserved.
*******************************************************************************/
#pragma once


#include <string>
#include <map>
#include <vrfutil/rwAirSpeedType.h>

class DtSimObject;

#include "vrfmodel/vrfmodelDefines.h"
class DT_DLL_vrfmodel DtAirspeedCalculator
{

public:
   DtAirspeedCalculator();

   DtAirspeedCalculator(const DtAirspeedCalculator& orig);

   static DtAirspeedCalculator* creator();

   virtual ~DtAirspeedCalculator();

   const DtAirspeedCalculator& operator=(const DtAirspeedCalculator& orig);

   virtual void convertSpeedtoAllAirSpeeds(
      const DtSimObject* stateRep,
      double &groundSpeed, 
      double &trueAirSpeed, 
      double &indicatedAirSpeed, 
      double &machSpeed, 
      double currentAlt, 
      DtAirSpeedType currentSpeedType);

   virtual double tasFromGroundSpeed(
      const double groundSpeed, 
      const double heading, 
      const double windSpeed,
      const double windDirection) //dir blowing from, radians
      const;

   virtual double iasFromTas(
      const double trueAirspeed,
      const double altitude) const;

   virtual double machFromTas(
      const double trueAirspeed,
      const double temperature,
      const double pressure) const;

   virtual double machFromTas(
      const double trueAirspeed,
      const double temperature,
      const double pressure,
      const double altitude) const;

   virtual double groundSpeedFromTas(
      const double tas, 
      const double heading, 
      const double windSpeed,
      const double windDirection) //dir blowing from, radians
      const;

   virtual double tasFromIas(
      const double indicatedAirspeed,
      const double altitude) const;

   virtual double tasFromMach(
      const double trueAirspeed,
      const double temperature,
      const double pressure) const;

   virtual double tasFromMach(
      const double trueAirspeed,
      const double temperature,
      const double pressure,
      const double altitude) const;
private:

};

class DT_DLL_vrfmodel DtAirspeedCalculatorFactory
{
protected:
   DtAirspeedCalculatorFactory(const DtAirspeedCalculatorFactory&);

public:

   typedef DtAirspeedCalculator* (*CalculatorCreatorFcn)();
   typedef std::map<std::string, CalculatorCreatorFcn> CreatorMap;

   DtAirspeedCalculatorFactory();

   virtual ~DtAirspeedCalculatorFactory();

   virtual DtAirspeedCalculator* createCalculator(const std::string& sTag);

   static DtAirspeedCalculatorFactory& instance();

   virtual void registerAirSpeedCalculatorCreator(const std::string& sTag, CalculatorCreatorFcn fcn);

protected:

   CreatorMap myCreatorMap;

   static DtAirspeedCalculatorFactory *pTheInstance;

};