Package Array

Class SnapshotGeometry

java.lang.Object

Array.SnapshotGeometry

public class SnapshotGeometry
extends Object

Holder of array geometry for a group of data units and an instant in time. This class has primarily been developed to support the group 3D localiser functions.

Author:

dg50

Constructor Summary

Constructors

Constructor	Description
SnapshotGeometry(PamArray currentArray, long timeMilliseconds, int[] streamerList, int[] hydrophoneList, GpsData referenceGPS, PamVector geometricCentre, PamVector[] geometry, PamVector[] streamerErrors, PamVector[] hydrophoneErrors)

Method Summary

Modifier and Type	Method	Description
LatLong	getAbsPhoneLatLong(int iPhone)	Get the abs position of a specified hydrophone.
double[]	getArrayAngles()	Get the array axes as two angles, clockwise from North and elevation.
PamVector[]	getArrayAxes()	Get the array axes.
GpsData	getCentreGPS()	Get the central GPS position for used hydrophones.
PamArray	getCurrentArray()
PamVector	getGeometricCentre()
PamVector[]	getGeometry()
PamVector[]	getHydrophoneErrors()
int[]	getHydrophoneList()
double	getMaxSeparation()	Get the maximum separation between any two hydrophones.
double	getPairDistance(int h1, int h2)	Get the distance between a hydrophone pair.
GpsData	getReferenceGPS()
int	getShape()
PamVector[]	getStreamerErrors()
int[]	getStreamerList()
long	getTimeMilliseconds()
void	setGeometry(PamVector[] geometry)
void	setHydrophoneList(int[] hydrophoneList)
void	setReferenceGPS(GpsData referenceGPS)
void	setTimeMilliseconds(long timeMilliseconds)

Methods inherited from class java.lang.Object

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

Constructor Details

SnapshotGeometry

public SnapshotGeometry(PamArray currentArray,
 long timeMilliseconds,
 int[] streamerList,
 int[] hydrophoneList,
 GpsData referenceGPS,
 PamVector geometricCentre,
 PamVector[] geometry,
 PamVector[] streamerErrors,
 PamVector[] hydrophoneErrors)

Parameters:

currentArray - Hydrophone array

timeMilliseconds - time this snap shot was created

hydrophoneList - list of hydrophones

referenceGPS - reference position and orientation

geometricCentre - geometric centre (average values of geometry)

geometry - array geometry in metres relative to referenceGPS.

channelList - list of data channels

Method Details

getShape

public int getShape()

getAbsPhoneLatLong

public LatLong getAbsPhoneLatLong(int iPhone)

Get the abs position of a specified hydrophone.

Parameters:

iPhone -

Returns:

getArrayAxes

public PamVector[] getArrayAxes()

Get the array axes. For a linear array this is a single vector.

Returns:

getArrayAngles

public double[] getArrayAngles()

Get the array axes as two angles, clockwise from North and elevation.

Returns:

array angles (1 element vector)

getTimeMilliseconds

public long getTimeMilliseconds()

Returns:

the timeMilliseconds

setTimeMilliseconds

public void setTimeMilliseconds(long timeMilliseconds)

Parameters:

timeMilliseconds - the timeMilliseconds to set

getReferenceGPS

public GpsData getReferenceGPS()

Returns:

the referenceGPS

setReferenceGPS

public void setReferenceGPS(GpsData referenceGPS)

Parameters:

referenceGPS - the referenceGPS to set

getCentreGPS

public GpsData getCentreGPS()

Get the central GPS position for used hydrophones.

Returns:

central position of used hydrophones.

getGeometry

public PamVector[] getGeometry()

Returns:

the geometry in metres relative to the referenceGPS

getMaxSeparation

public double getMaxSeparation()

Get the maximum separation between any two hydrophones.

Returns:

max separation between any pair of hydrophones

getPairDistance

public double getPairDistance(int h1,
 int h2)

Get the distance between a hydrophone pair.

Parameters:

h1 -

h2 -

Returns:

setGeometry

public void setGeometry(PamVector[] geometry)

Parameters:

geometry - the geometry in metres relative to the referenceGPS

getHydrophoneList

public int[] getHydrophoneList()

Returns:

the hydrophoneList

setHydrophoneList

public void setHydrophoneList(int[] hydrophoneList)

Parameters:

hydrophoneList - the hydrophoneList to set

getGeometricCentre

public PamVector getGeometricCentre()

Returns:

the geometricCentre

getCurrentArray

public PamArray getCurrentArray()

Returns:

the currentArray

getStreamerList

public int[] getStreamerList()

Returns:

the streamerList

getStreamerErrors

public PamVector[] getStreamerErrors()

Returns:

the streamerErrors

getHydrophoneErrors

public PamVector[] getHydrophoneErrors()

Returns:

the hydrophoneErrors