FGStateSpace::COG Class Reference

Detailed Description

Definition at line 895 of file FGStateSpace.h.

Inheritance diagram for FGStateSpace::COG:

Collaboration diagram for FGStateSpace::COG:

Public Member Functions
double	get () const
double	getDeriv () const
void	set (double val)
Public Member Functions inherited from FGStateSpace::Component
	Component (const std::string &name, const std::string &unit)
const std::string &	getName () const
const std::string &	getUnit () const
void	setFdm (FGFDMExec *fdm)
void	setStateSpace (FGStateSpace *stateSpace)

Additional Inherited Members
Protected Attributes inherited from FGStateSpace::Component
FGFDMExec *	m_fdm
std::string	m_name
FGStateSpace *	m_stateSpace
std::string	m_unit

Constructor & Destructor Documentation

COG()

COG ( )

inline

Definition at line 898 of file FGStateSpace.h.

: Component("Course Over Ground","rad") {};

Member Function Documentation

get()

double get ( ) const

inlinevirtual

Implements FGStateSpace::Component.

Definition at line 899 of file FGStateSpace.h.

        {
            //cog = atan2(Ve,Vn)
            return atan2(m_fdm->GetPropagate()->GetVel(2),m_fdm->GetPropagate()->GetVel(1));
        }

getDeriv()

double getDeriv ( ) const

inlinevirtual

Reimplemented from FGStateSpace::Component.

Definition at line 910 of file FGStateSpace.h.

        {
            double Vn = m_fdm->GetPropagate()->GetVel(1);
            double Vndot = (m_fdm->GetPropagate()->GetTb2l()*m_fdm->GetAccelerations()->GetUVWdot())(1);
            double Ve = m_fdm->GetPropagate()->GetVel(2);
            double Vedot = (m_fdm->GetPropagate()->GetTb2l()*m_fdm->GetAccelerations()->GetUVWdot())(2); 
 
            //dCOG/dt = dCOG/dVe*dVe/dt + dCOG/dVn*dVn/dt
            return Vn/(Vn*Vn+Ve*Ve)*Vedot - Ve/(Vn*Vn+Ve*Ve)*Vndot;
        }

set()

void set ( double  val )

inlinevirtual

Implements FGStateSpace::Component.

Definition at line 904 of file FGStateSpace.h.

        {
            //set Vn and Ve according to vGround and COG
            m_fdm->GetIC()->SetVNorthFpsIC(m_fdm->GetAuxiliary()->GetVground()*cos(val));
            m_fdm->GetIC()->SetVEastFpsIC(m_fdm->GetAuxiliary()->GetVground()*sin(val));
        }

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The documentation for this class was generated from the following file:

• FGStateSpace.h