org.j3d.device.input
Class TrackerState

java.lang.Object
  org.j3d.device.input.DeviceState
      org.j3d.device.input.TrackerState

public class TrackerState
extends DeviceState

Holds a single tracker's state.

A sensor is responsible for converting its coordinates into worldCoordinates Needs to return position, orientation and button state action(Picking, Navigation, Orientation)

Version:

$Revision: 1.1 $

Author:

Alan Hudson

Field Summary

int	actionMask A mask of actions this tracker might return.
int	actionType What action is this state record for
boolean	altModifier Alt key modifier
int[]	buttonMode What navigation mode should this button use
boolean[]	buttonState
boolean	ctrlModifier Ctrl key modifier
float[]	deviceOri An orientation vector in device coords
float[]	devicePos The position of the tracker in device coordinates
int	numButtons The number of buttons the tracker has
boolean[]	pickingEnabled Is picking enabled for this button
boolean	shiftModifier Shift key modifier
static int	TYPE_BUTTON Only a button changed state, nothing else
static int	TYPE_CLICK The action type was a click
static int	TYPE_DRAG The action type was a drag
static int	TYPE_MOVE The action type was a movement
static int	TYPE_NONE No type event was processed
static int	TYPE_ORIENTATION The action type was a orientation change
static int	TYPE_PRESS The action type was a press
static int	TYPE_RELEASE The action type was a release
static int	TYPE_WHEEL The action type was a wheel rotation
int	wheelClicks The number of 'clicks' a wheel has rotated by
float[]	worldOri The orientation in world coordinates
float[]	worldPos The position in world coordinates.

Constructor Summary

TrackerState()
Create a new default state.

Method Summary

java.lang.String

toString() Generate a string representation of this tracker's current state.

Methods inherited from class org.j3d.device.input.DeviceState

clearChanged

Methods inherited from class java.lang.Object

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

Field Detail

TYPE_NONE

public static final int TYPE_NONE

No type event was processed

See Also:

Constant Field Values

TYPE_PRESS

public static final int TYPE_PRESS

The action type was a press

See Also:

Constant Field Values

TYPE_DRAG

public static final int TYPE_DRAG

The action type was a drag

See Also:

Constant Field Values

TYPE_CLICK

public static final int TYPE_CLICK

The action type was a click

See Also:

Constant Field Values

TYPE_RELEASE

public static final int TYPE_RELEASE

The action type was a release

See Also:

Constant Field Values

TYPE_MOVE

public static final int TYPE_MOVE

The action type was a movement

See Also:

Constant Field Values

TYPE_ORIENTATION

public static final int TYPE_ORIENTATION

The action type was a orientation change

See Also:

Constant Field Values

TYPE_BUTTON

public static final int TYPE_BUTTON

Only a button changed state, nothing else

See Also:

Constant Field Values

TYPE_WHEEL

public static final int TYPE_WHEEL

The action type was a wheel rotation

See Also:

Constant Field Values

actionMask

public int actionMask

A mask of actions this tracker might return. Defined in Tracker

actionType

public int actionType

What action is this state record for

devicePos

public float[] devicePos

The position of the tracker in device coordinates

deviceOri

public float[] deviceOri

An orientation vector in device coords

worldPos

public float[] worldPos

The position in world coordinates.

worldOri

public float[] worldOri

The orientation in world coordinates

buttonState

public boolean[] buttonState

pickingEnabled

public boolean[] pickingEnabled

Is picking enabled for this button

buttonMode

public int[] buttonMode

What navigation mode should this button use

numButtons

public int numButtons

The number of buttons the tracker has

wheelClicks

public int wheelClicks

The number of 'clicks' a wheel has rotated by

shiftModifier

public boolean shiftModifier

Shift key modifier

altModifier

public boolean altModifier

Alt key modifier

ctrlModifier

public boolean ctrlModifier

Ctrl key modifier

Constructor Detail

TrackerState

public TrackerState()

Create a new default state. The type is set to NONE and all items are initialised to zero arrays.

Method Detail

toString

public java.lang.String toString()

Generate a string representation of this tracker's current state.

Overrides:

toString in class java.lang.Object

Returns:

A string containing all the state detail