fr.cnes.sirius.patrius.propagation.numerical.multi
Class MultiStateVectorInfo

java.lang.Object
  fr.cnes.sirius.patrius.propagation.numerical.multi.MultiStateVectorInfo

public final class MultiStateVectorInfo
extends Object

Utility class that describes in a minimal fashion the structure of a state. An instance contains the size of an additional state and its index in the state vector. The instance AdditionalStateInfo is guaranteed to be immutable.

Since:

3.0

Version:

$Id: MultiStateVectorInfo.java 13266 2015-05-11 14:46:14Z bignon $

Author:

maggioranic

Concurrency :

immutable

Constructor Summary

MultiStateVectorInfo(Map<String,SpacecraftState> s)
Build a MultiSatStateVectorInfo instance using the spacecraft states' map.

Method Summary

Map<String,AdditionalStateInfo>	getAddStatesInfos(String satId) Get the additional states informations associated with the given spacecraft ID.
List<String>	getIdList() Get the list of spacecraft ID.
protected int	getSatAddStatesSize(String satId) Get the additional states size of the given spacecraft .
int	getSatRank(String satId) Get the state vector index of the given spacecraft in the global state vector.
protected int	getSatSize(String satId) Get the state vector size of the given spacecraft .
int	getStateVectorSize() Get global state vector size.
SpacecraftState	mapArrayToState(double[] y, AbsoluteDate currentDate, OrbitType orbitType, PositionAngle angleType, AttitudeProvider attProviderForces, AttitudeProvider attProviderEvents, double mu, Frame integrationFrame, String satId) Extract a given SpacecraftState from the state vector.
Map<String,SpacecraftState>	mapArrayToStates(double[] y, AbsoluteDate currentDate, OrbitType orbitType, PositionAngle angleType, Map<String,AttitudeProvider> attProvidersForces, Map<String,AttitudeProvider> attProvidersEvents, Map<String,Double> mu, Map<String,Frame> integrationFrame) Convert state vector into a Map of SpacecraftState
void	mapStatesToArray(Map<String,SpacecraftState> s, OrbitType orbitType, PositionAngle angleType, double[] y) Convert a map of SpacecraftState into a state vector.

Methods inherited from class java.lang.Object

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

Constructor Detail

MultiStateVectorInfo

public MultiStateVectorInfo(Map<String,SpacecraftState> s)

Build a MultiSatStateVectorInfo instance using the spacecraft states' map.

Parameters:

s - the spacecraft states' map.

Method Detail

getStateVectorSize

public int getStateVectorSize()

Get global state vector size.

Returns:

the global state vector size.

getIdList

public List<String> getIdList()

Get the list of spacecraft ID.

Returns:

the list of spacecraft ID.

getSatRank

public int getSatRank(String satId)

Get the state vector index of the given spacecraft in the global state vector.

Parameters:

satId - the spacecraft ID

Returns:

the state vector index

getSatSize

protected int getSatSize(String satId)

Get the state vector size of the given spacecraft .

Parameters:

satId - the spacecraft ID

Returns:

the state vector size

getSatAddStatesSize

protected int getSatAddStatesSize(String satId)

Get the additional states size of the given spacecraft .

Parameters:

satId - the spacecraft ID

Returns:

the additional states size

getAddStatesInfos

public Map<String,AdditionalStateInfo> getAddStatesInfos(String satId)

Get the additional states informations associated with the given spacecraft ID.

Parameters:

satId - the spacecraft ID

Returns:

the state vector index

mapArrayToStates

public Map<String,SpacecraftState> mapArrayToStates(double[] y,
                                                    AbsoluteDate currentDate,
                                                    OrbitType orbitType,
                                                    PositionAngle angleType,
                                                    Map<String,AttitudeProvider> attProvidersForces,
                                                    Map<String,AttitudeProvider> attProvidersEvents,
                                                    Map<String,Double> mu,
                                                    Map<String,Frame> integrationFrame)
                                             throws OrekitException

Convert state vector into a Map of SpacecraftState

Parameters:

y - the state vector

currentDate - the current date

orbitType - the orbital parameters types

angleType - the position angles type

attProvidersForces - the map of attitude providers for forces computation

attProvidersEvents - the map of attitude providers for events computation

mu - the map of central attraction coefficient used for propagation (m³/s²) for each SpacecraftState

integrationFrame - the map for frame in which integration is performed for each SpacecraftState

Returns:

the map of SpacecraftState

Throws:

OrekitException - if attitude cannot be computed

mapArrayToState

public SpacecraftState mapArrayToState(double[] y,
                                       AbsoluteDate currentDate,
                                       OrbitType orbitType,
                                       PositionAngle angleType,
                                       AttitudeProvider attProviderForces,
                                       AttitudeProvider attProviderEvents,
                                       double mu,
                                       Frame integrationFrame,
                                       String satId)
                                throws OrekitException

Extract a given SpacecraftState from the state vector.

Parameters:

y - the state vector

currentDate - the current date

orbitType - the orbital parameters types

angleType - the position angles type

attProviderForces - the attitude provider for forces computation of the given SpacecraftState

attProviderEvents - the attitude provider for events computation of the given SpacecraftState

mu - central attraction coefficient used for propagation (m³/s²)

integrationFrame - frame in which integration is performed

satId - the spacecraft id

Returns:

the SpacecraftState

Throws:

OrekitException - if attitude cannot be computed

mapStatesToArray

public void mapStatesToArray(Map<String,SpacecraftState> s,
                             OrbitType orbitType,
                             PositionAngle angleType,
                             double[] y)

Convert a map of SpacecraftState into a state vector.

Parameters:

s - the map of SpacecraftState

orbitType - the orbital parameters types

angleType - the position angles type

y - state vector