<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE X3D PUBLIC "ISO//Web3D//DTD X3D 3.0//EN" "https://www.web3d.org/specifications/x3d-3.0.dtd">
<X3D profile='Immersive'  version='3.0'  xmlns:xsd='http://www.w3.org/2001/XMLSchema-instance' xsd:noNamespaceSchemaLocation =' https://www.web3d.org/specifications/x3d-3.0.xsd ' >
<head>
<component level='1' name='DIS'/>
<meta name='title' content=' NetworkedCamera.x3d '/>
<meta name='description' content='Networked control of master/slave viewpoints using DIS EspduTransform node.'/>
<meta name='creator' content='Alan Hudson and Don Brutzman'/>
<meta name='translator' content='LT Patrick Sullivan'/>
<meta name='created' content='19 April 2005'/>
<meta name='translated' content='19 April 2005'/>
<meta name='modified' content='9 October 2023'/>
<meta name=' warning ' content=' under development. will split into simple Inline-capable camera scene and usage example. Xj3D chat-server fallback needs to be checked. '/>
<meta name='reference' content=' http://www.xj3d.org/extensions/DIS.html '/>
<meta name='reference' content=' http://www.yumetech.com '/>
<meta name='identifier' content=' https://www.web3d.org/x3d/content/examples/Basic/DistributedInteractiveSimulation/NetworkedCamera.x3d '/>
<meta name='generator' content='X3D-Edit 4.0, https://savage.nps.edu/X3D-Edit'/>
<meta name='license' content=' ../license.html'/>
</head>
<!--
to top <!-- Event Graph ROUTE Table shows event connections -->
 
<!-- Index for DEF nodes: CameraEspduTransform, MasterViewpoint, PT, SlavedViewpoint, ViewpointControlScript, WorldProximitySensor
Index for Viewpoint nodes: Viewpoint_1, MasterViewpoint, SlavedViewpoint
-->
<Scene>
<WorldInfo title='NetworkedCamera.x3d'/>
<Background groundAngle='1.45 1.57' groundColor='.005 .05 .03 .01 .13 .09 .025 .22 .17' skyAngle='.9 1.57' skyColor='0 0 .2 .1 .1 .8 .7 .7 1'/>
<Viewpoint description='Free Navigation' position='28.85 3.978 -98.85'/>
<!-- ROUTE information for MasterViewpoint node:  [from isBound to ViewpointControlScript.bindMaster ] [from isBound to WorldProximitySensor.enabled ] -->
 <Viewpoint DEF='MasterViewpoint' description='Master Viewpoint' orientation='0.001188 -1 -0.008389 -2.86' position='28.85 3.978 -98.85'/>

<!-- ROUTE information for WorldProximitySensor node:  [from MasterViewpoint.isBound to enabled ] [from position_changed to ViewpointControlScript.user_translation ] [from orientation_changed to ViewpointControlScript.user_rotation ] -->
 <ProximitySensor DEF='WorldProximitySensor' size='1000000 1000000 1000000'/>

<!-- ROUTE information for CameraEspduTransform node:  [from ViewpointControlScript.sharedTranslation to set_translation ] [from ViewpointControlScript.sharedRotation to set_rotation ] [from ViewpointControlScript.networkMode to networkMode ] -->
 <EspduTransform DEF='CameraEspduTransform' address='224.2.181.145' networkMode='networkWriter' port='62040' writeInterval='.01' containerField='children'>
<!-- ROUTE information for SlavedViewpoint node:  [from isBound to ViewpointControlScript.bindSlave ] -->
 <Viewpoint DEF='SlavedViewpoint' description='Slaved Viewpoint' position='0 0 0'/>
</EspduTransform>
<!-- ROUTE information for ViewpointControlScript node:  [from MasterViewpoint.isBound to bindMaster ] [from SlavedViewpoint.isBound to bindSlave ] [from WorldProximitySensor.position_changed to user_translation ] [from WorldProximitySensor.orientation_changed to user_rotation ] [from sharedTranslation to CameraEspduTransform.set_translation ] [from sharedRotation to CameraEspduTransform.set_rotation ] [from networkMode to CameraEspduTransform.networkMode ] -->
 <Script DEF='ViewpointControlScript'>
<field name='bindMaster' type='SFBool' accessType='inputOnly'/>
<field name='bindSlave' type='SFBool' accessType='inputOnly'/>
<field name='user_translation' type='SFVec3f' accessType='inputOnly'/>
<field name='user_rotation' type='SFRotation' accessType='inputOnly'/>
<field name='sharedTranslation' type='SFVec3f' accessType='outputOnly'/>
<field name='sharedRotation' type='SFRotation' accessType='outputOnly'/>
<field name='networkMode' type='SFString' accessType='outputOnly'/>
<field name='isMaster' type='SFBool' value='false' accessType='initializeOnly'/>
<field name='isSlave' type='SFBool' value='false' accessType='initializeOnly'/>
<![CDATA[ 
      
ecmascript:

function bindMaster (value)
{
	Browser.println ('[NetworkedCamera] Master viewpoint bound');
	isMaster = value;
	if (isMaster) networkMode ='networkWriter';
}

function bindSlave (value)
{
	Browser.println ('[NetworkedCamera] Slave viewpoint bound');
	isSlave = value;
	if (isSlave) networkMode ='networkReader';
}

function user_translation(value)
{
	if (isMaster) sharedTranslation = value;
}

function user_rotation(value)
{
	if (isMaster) sharedRotation = value;
}
]]>
</Script>
< ROUTE  fromNode=' MasterViewpoint' fromField='isBound' toNode=' ViewpointControlScript' toField='bindMaster'/>
< ROUTE  fromNode=' MasterViewpoint' fromField='isBound' toNode=' WorldProximitySensor' toField='enabled'/>
< ROUTE  fromNode=' SlavedViewpoint' fromField='isBound' toNode=' ViewpointControlScript' toField='bindSlave'/>
< ROUTE  fromNode=' WorldProximitySensor' fromField='position_changed' toNode=' ViewpointControlScript' toField='user_translation'/>
< ROUTE  fromNode=' WorldProximitySensor' fromField='orientation_changed' toNode=' ViewpointControlScript' toField='user_rotation'/>
< ROUTE  fromNode=' ViewpointControlScript' fromField='sharedTranslation' toNode=' CameraEspduTransform' toField='set_translation'/>
< ROUTE  fromNode=' ViewpointControlScript' fromField='sharedRotation' toNode=' CameraEspduTransform' toField='set_rotation'/>
< ROUTE  fromNode=' ViewpointControlScript' fromField='networkMode' toNode=' CameraEspduTransform' toField='networkMode'/>
<!-- ====================================================== -->
<!-- Integrate heads-up display with onscreen networkMode selection and position/orientation tracing -->
<!-- use of HeadsUpDislay and ViewPositionOrientation prototypes will be helpful if Xj3D supports them -->
<!-- consider entity discovery as well -->
<!-- ====================================================== -->
<!-- Example background viewing scene, split out into separate example next -->
<Background groundAngle='1.45 1.57' groundColor='.005 .05 .03 .01 .13 .09 .025 .22 .17' skyAngle='.9 1.57' skyColor='0 0 .2 .1 .1 .8 .7 .7 1'/>
<NavigationInfo speed='10' type='"WALK" "ANY"'/>
<Transform translation='0 -0.1 0'>
<Shape>
<Appearance>
<PixelTexture DEF='PT' image='2 2 3 0x0 0x00FF00 0x0000FF 0xFF0000'/>
<TextureTransform scale='100 100'/>
</Appearance>
<IndexedFaceSet colorPerVertex='false' coordIndex='0 1 2 3 0 -1'>
<Coordinate point='1000 0 1000 1000 0 -1000 -1000 0 -1000 -1000 0 1000'/>
</IndexedFaceSet>
</Shape>
</Transform>
</Scene>
</X3D>
<!--
to top <!-- Event Graph ROUTE Table shows event connections -->
 
<!-- Index for DEF nodes: CameraEspduTransform, MasterViewpoint, PT, SlavedViewpoint, ViewpointControlScript, WorldProximitySensor
Index for Viewpoint nodes: Viewpoint_1, MasterViewpoint, SlavedViewpoint
-->

Event Graph ROUTE Table entries with 8 ROUTE connections total, showing X3D event-model relationships for this scene.

Each row shows an event cascade that may occur during a single timestamp interval between frame renderings, as part of the X3D execution model.

-->

<!-- Online at
https://www.web3d.org/x3d/content/examples/Basic/DistributedInteractiveSimulation/NetworkedCameraIndex.html -->
<!-- Version control at
https://sourceforge.net/p/x3d/code/HEAD/tree/www.web3d.org/x3d/content/examples/Basic/DistributedInteractiveSimulation/NetworkedCamera.x3d -->

<!-- Color legend: X3D terminology <X3dNode DEF='idName' field='value'/> matches XML terminology <XmlElement DEF='idName' attribute='value'/>
(Light-blue background: event-based behavior node or statement) (Grey background inside box: inserted documentation) (Magenta background: X3D Extensibility)
-->

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