physicalenvironment.html

java 3d帮助文档

<PRE>
public void <B>setAudioDevice</B>(<A HREF="../../../javax/media/j3d/AudioDevice.html">AudioDevice</A>&nbsp;device)</PRE>
<DL>
<DD>Sets the specified AudioDevice object as the device through
 which audio rendering for this PhysicalEnvironment will be
 performed.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>device</CODE> - audio device object to be associated with this 
 PhysicalEnvironment</DL>
</DD>
</DL>
<HR>

<A NAME="getAudioDevice()"><!-- --></A><H3>
getAudioDevice</H3>
<PRE>
public <A HREF="../../../javax/media/j3d/AudioDevice.html">AudioDevice</A> <B>getAudioDevice</B>()</PRE>
<DL>
<DD>Gets the audioDevice for this PhysicalEnvironment.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>audio device object associated with this PhysicalEnvironment</DL>
</DD>
</DL>
<HR>

<A NAME="getAllInputDevices()"><!-- --></A><H3>
getAllInputDevices</H3>
<PRE>
public java.util.Enumeration <B>getAllInputDevices</B>()</PRE>
<DL>
<DD>Create an enumerator that produces all input devices.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>an enumerator of all available devices</DL>
</DD>
</DL>
<HR>

<A NAME="addInputDevice(javax.media.j3d.InputDevice)"><!-- --></A><H3>
addInputDevice</H3>
<PRE>
public void <B>addInputDevice</B>(<A HREF="../../../javax/media/j3d/InputDevice.html">InputDevice</A>&nbsp;device)</PRE>
<DL>
<DD>Add an input device to the list of input devices.  User is 
 responsible for initializing the device and setting the 
 processing mode (streaming or polling).
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>device</CODE> - the device to be added to the list of input devices
<DT><B>Throws:</B>
<DD><CODE>java.lang.IllegalArgumentException</CODE> - if InputDevice.getProcessingMode()
 does not return one of BLOCKING, NON_BLOCKING, or DEMAND_DRIVEN.</DL>
</DD>
</DL>
<HR>

<A NAME="removeInputDevice(javax.media.j3d.InputDevice)"><!-- --></A><H3>
removeInputDevice</H3>
<PRE>
public void <B>removeInputDevice</B>(<A HREF="../../../javax/media/j3d/InputDevice.html">InputDevice</A>&nbsp;device)</PRE>
<DL>
<DD>Remove an input device from the list of input devices.
 User is responsible for closing out the device and releasing
 the device resources.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>device</CODE> - the device to be removed</DL>
</DD>
</DL>
<HR>

<A NAME="setHeadIndex(int)"><!-- --></A><H3>
setHeadIndex</H3>
<PRE>
public void <B>setHeadIndex</B>(int&nbsp;index)</PRE>
<DL>
<DD>Sets the index of the head to the specified sensor index.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>index</CODE> - the new sensor index of the head</DL>
</DD>
</DL>
<HR>

<A NAME="getHeadIndex()"><!-- --></A><H3>
getHeadIndex</H3>
<PRE>
public int <B>getHeadIndex</B>()</PRE>
<DL>
<DD>Gets the sensor index of the head.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>the sensor index of the head</DL>
</DD>
</DL>
<HR>

<A NAME="setRightHandIndex(int)"><!-- --></A><H3>
setRightHandIndex</H3>
<PRE>
public void <B>setRightHandIndex</B>(int&nbsp;index)</PRE>
<DL>
<DD>Sets the index of the right hand to the specified sensor index.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>index</CODE> - the new sensor index of the right hand</DL>
</DD>
</DL>
<HR>

<A NAME="getRightHandIndex()"><!-- --></A><H3>
getRightHandIndex</H3>
<PRE>
public int <B>getRightHandIndex</B>()</PRE>
<DL>
<DD>Gets the sensor index of the right hand.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>the sensor index of the right hand</DL>
</DD>
</DL>
<HR>

<A NAME="setLeftHandIndex(int)"><!-- --></A><H3>
setLeftHandIndex</H3>
<PRE>
public void <B>setLeftHandIndex</B>(int&nbsp;index)</PRE>
<DL>
<DD>Sets the index of the left hand to the specified sensor index.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>index</CODE> - the new sensor index of the left hand</DL>
</DD>
</DL>
<HR>

<A NAME="getLeftHandIndex()"><!-- --></A><H3>
getLeftHandIndex</H3>
<PRE>
public int <B>getLeftHandIndex</B>()</PRE>
<DL>
<DD>Gets the sensor index of the left hand.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>the sensor index of the left hand</DL>
</DD>
</DL>
<HR>

<A NAME="setDominantHandIndex(int)"><!-- --></A><H3>
setDominantHandIndex</H3>
<PRE>
public void <B>setDominantHandIndex</B>(int&nbsp;index)</PRE>
<DL>
<DD>Sets the index of the dominant hand to the specified sensor index.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>index</CODE> - the new sensor index of the dominant hand</DL>
</DD>
</DL>
<HR>

<A NAME="getDominantHandIndex()"><!-- --></A><H3>
getDominantHandIndex</H3>
<PRE>
public int <B>getDominantHandIndex</B>()</PRE>
<DL>
<DD>Gets the sensor index of the dominant hand.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>the sensor index of the dominant hand</DL>
</DD>
</DL>
<HR>

<A NAME="setNonDominantHandIndex(int)"><!-- --></A><H3>
setNonDominantHandIndex</H3>
<PRE>
public void <B>setNonDominantHandIndex</B>(int&nbsp;index)</PRE>
<DL>
<DD>Sets the index of the non-dominant hand to the specified sensor index.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>index</CODE> - the new sensor index of the non dominant hand</DL>
</DD>
</DL>
<HR>

<A NAME="getNonDominantHandIndex()"><!-- --></A><H3>
getNonDominantHandIndex</H3>
<PRE>
public int <B>getNonDominantHandIndex</B>()</PRE>
<DL>
<DD>Gets the sensor index of the non-dominant hand.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>the sensor index of the non dominant hand</DL>
</DD>
</DL>
<HR>

<A NAME="setSensor(int, javax.media.j3d.Sensor)"><!-- --></A><H3>
setSensor</H3>
<PRE>
public void <B>setSensor</B>(int&nbsp;index,
                      <A HREF="../../../javax/media/j3d/Sensor.html">Sensor</A>&nbsp;sensor)</PRE>
<DL>
<DD>Set the sensor specified by the index to sensor provided; sensors are
 indexed starting at 0.  All sensors must be registered via this 
 method.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>index</CODE> - the sensor's index<DD><CODE>sensor</CODE> - the new sensor</DL>
</DD>
</DL>
<HR>

<A NAME="getSensor(int)"><!-- --></A><H3>
getSensor</H3>
<PRE>
public <A HREF="../../../javax/media/j3d/Sensor.html">Sensor</A> <B>getSensor</B>(int&nbsp;index)</PRE>
<DL>
<DD>Gets the sensor specified by the index; sensors are indexed starting
 at 0.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>index</CODE> - the sensor's index</DL>
</DD>
</DL>
<HR>

<A NAME="setCoexistenceToTrackerBase(javax.media.j3d.Transform3D)"><!-- --></A><H3>
setCoexistenceToTrackerBase</H3>
<PRE>
public void <B>setCoexistenceToTrackerBase</B>(<A HREF="../../../javax/media/j3d/Transform3D.html">Transform3D</A>&nbsp;t)</PRE>
<DL>
<DD>Sets the coexistence coordinate system to tracker-base coordinate
 system transform.  If head tracking is enabled, this transform
 is a calibration constant.  If head tracking is not enabled,
 this transform is not used.
 This is used in both SCREEN_VIEW and HMD_VIEW modes.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>t</CODE> - the new transform
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../javax/media/j3d/BadTransformException.html">BadTransformException</A></CODE> - if the transform is not rigid</DL>
</DD>
</DL>
<HR>

<A NAME="getCoexistenceToTrackerBase(javax.media.j3d.Transform3D)"><!-- --></A><H3>
getCoexistenceToTrackerBase</H3>
<PRE>
public void <B>getCoexistenceToTrackerBase</B>(<A HREF="../../../javax/media/j3d/Transform3D.html">Transform3D</A>&nbsp;t)</PRE>
<DL>
<DD>Retrieves the coexistence coordinate system to tracker-base
 coordinate system transform and copies it into the specified
 Transform3D object.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>t</CODE> - the object that will receive the transform</DL>
</DD>
</DL>
<HR>

<A NAME="getTrackingAvailable()"><!-- --></A><H3>
getTrackingAvailable</H3>
<PRE>
public boolean <B>getTrackingAvailable</B>()</PRE>
<DL>
<DD>Returns a status flag indicating whether or not tracking
 is available.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>a flag telling whether tracking is available</DL>
</DD>
</DL>
<HR>

<A NAME="setCoexistenceCenterInPworldPolicy(int)"><!-- --></A><H3>
setCoexistenceCenterInPworldPolicy</H3>
<PRE>
public void <B>setCoexistenceCenterInPworldPolicy</B>(int&nbsp;policy)</PRE>
<DL>
<DD>Sets the coexistence center in physical world policy.
 This setting determines how Java 3D places the
 user's eye point as a function of head position during the
 calibration process, one of View.NOMINAL_SCREEN,
 View.NOMINAL_HEAD, or View.NOMINAL_FEET.
 The default policy is View.NOMINAL_SCREEN.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>policy</CODE> - the new policy</DL>
</DD>
</DL>
<HR>

<A NAME="getCoexistenceCenterInPworldPolicy()"><!-- --></A><H3>
getCoexistenceCenterInPworldPolicy</H3>
<PRE>
public int <B>getCoexistenceCenterInPworldPolicy</B>()</PRE>
<DL>
<DD>Returns the current coexistence center in physical world policy.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>one of: View.NOMINAL_SCREEN, View.NOMINAL_HEAD, or
 View.NOMINAL_FEET</DL>
</DD>
</DL>
<HR>

<A NAME="getSensorCount()"><!-- --></A><H3>
getSensorCount</H3>
<PRE>
public int <B>getSensorCount</B>()</PRE>
<DL>
<DD>Get the current sensor count.
<P>
<DD><DL>

<DT><B>Returns:</B><DD>the number of sensor objects per PhysicalEnvironment object</DL>
</DD>
</DL>
<HR>

<A NAME="setSensorCount(int)"><!-- --></A><H3>
setSensorCount</H3>
<PRE>
public void <B>setSensorCount</B>(int&nbsp;count)</PRE>
<DL>
<DD>Set the number of sensor objects per PhysicalEnvironmnet. This is a
 calibration parameter that should be set before setting any sensors 
 in the PhysicalEnvironment object.  This call associates 'count'
 Sensors with this object, and they are indexed from 0 to count-1.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>count</CODE> - the new sensor  count</DL>
</DD>
</DL>
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