fr.cnes.sirius.patrius.assembly.models.aerocoeffs

Class AeroCoeffByAoAAndMach

java.lang.Object

fr.cnes.sirius.patrius.assembly.models.aerocoeffs.AeroCoeffByAoAAndMach

All Implemented Interfaces:

AerodynamicCoefficient, IParamDiffFunction, IParameterizable, IParameterizableFunction, Serializable

public class AeroCoeffByAoAAndMach
extends Object
implements AerodynamicCoefficient

Aerodynamic coefficient function of the spacecraft angle of attack and Mach number. Aerodynamic coefficient is then retrieved by bilinear interpolation of an <, aerodynamic coefficient> array.

Since:

4.1

Version:

$Id$

Author:

Marie Capot

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
AeroCoeffByAoAAndMach(double[] anglesOfAttack, double[] machNumbers, double[][] coeffs, Atmosphere atmosphere, OneAxisEllipsoid earthShapeIn) Constructor.

Method Summary

Modifier and Type	Method and Description
double	derivativeValue(Parameter p, SpacecraftState s) Compute the derivative value with respect to the input parameter.
double[][]	getAerodynamicCoefficientsArray() Getter for the aerodynamic coefficients array.
double[]	getAoAArray() Getter for the Angles of Attack array.
BiLinearIntervalsFunction	getFunction() Getter for the function.
double[]	getMachArray() Getter for the Mach numbers array.
ArrayList<Parameter>	getParameters() Get the supported parameters.
AerodynamicCoefficientType	getType() Returns type of aerodynamic coefficient.
boolean	isDifferentiableBy(Parameter p) Tell if the function is differentiable by the given parameter.
boolean	supportsParameter(Parameter param) Check if a parameter is supported.
String	toString()
double	value(SpacecraftState state) Getting the value of the function.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

AeroCoeffByAoAAndMach

public AeroCoeffByAoAAndMach(double[] anglesOfAttack,
                             double[] machNumbers,
                             double[][] coeffs,
                             Atmosphere atmosphere,
                             OneAxisEllipsoid earthShapeIn)

Constructor.

Parameters:

anglesOfAttack - array of angles of attack (rad)

machNumbers - array of mach numbers

coeffs - array of arrays of aerodynamic coefficients

atmosphere - atmosphere model

earthShapeIn - earth shape

Method Detail

value

public double value(SpacecraftState state)

Getting the value of the function.

Specified by:

value in interface IParameterizableFunction

Parameters:

state - the spacecraft state

Returns:

the value of the function.

getParameters

public ArrayList<Parameter> getParameters()

Get the supported parameters.

Specified by:

getParameters in interface IParameterizable

Returns:

list of supported parameters

supportsParameter

public boolean supportsParameter(Parameter param)

Check if a parameter is supported.

Specified by:

supportsParameter in interface IParameterizable

Parameters:

param - parameter to check

Returns:

true if the parameter is supported

derivativeValue

public double derivativeValue(Parameter p,
                              SpacecraftState s)

Compute the derivative value with respect to the input parameter.

Specified by:

derivativeValue in interface IParamDiffFunction

Parameters:

p - parameter

s - current state

Returns:

the derivative value

isDifferentiableBy

public boolean isDifferentiableBy(Parameter p)

Tell if the function is differentiable by the given parameter.

Specified by:

isDifferentiableBy in interface IParamDiffFunction

Parameters:

p - function parameter

Returns:

true if the function is differentiable by the given parameter.

getAoAArray

public double[] getAoAArray()

Getter for the Angles of Attack array.

Returns:

the Angles of Attack array

getMachArray

public double[] getMachArray()

Getter for the Mach numbers array.

Returns:

the Mach numbers array

getAerodynamicCoefficientsArray

public double[][] getAerodynamicCoefficientsArray()

Getter for the aerodynamic coefficients array.

Returns:

the aerodynamic coefficients array

getFunction

public BiLinearIntervalsFunction getFunction()

Getter for the function.

Returns:

the function

toString

public String toString()

Overrides:

toString in class Object

getType

public AerodynamicCoefficientType getType()

Returns type of aerodynamic coefficient.

Specified by:

getType in interface AerodynamicCoefficient

Returns:

type of aerodynamic coefficient