<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE X3D PUBLIC "ISO//Web3D//DTD X3D 3.1//EN"   "http://www.web3d.org/specifications/x3d-3.1.dtd">
<X3D profile='Immersive' version='3.1' xmlns:xsd='http://www.w3.org/2001/XMLSchema-instance' xsd:noNamespaceSchemaLocation=' http://www.web3d.org/specifications/x3d-3.1.xsd '>
<head>
<meta name='title' content='NetworkSensorConnectionPrototypes.x3d'/>
<meta name='description' content='Prototypes for NetworkSensor and Connection nodes'/>
<meta name='creator' content='Don Brutzman, Chris Thorne, Don McGregor, Shun-Yun Hu'/>
<meta name='created' content='14 March 2008'/>
<meta name='modified' content='12 June 2008'/>
<meta name='warning' content='under development'/>
<meta name='reference' content='NetworkSensorConnectionNodes.html'/>
<meta name='reference' content=' http://www.xj3d.org/tutorials/general_sai.html '/>
<meta name='reference' content=' http://www.web3d.org/x3d/specifications/ISO-IEC-CD-19775-2.2/Part02/X3D_SAI.html '/>
<meta name='reference' content=' http://www.web3d.org/x3d/specifications/ISO-IEC-19777-2-X3DLanguageBindings-Java/Part2/X3D_Java.html '/>
<meta name='subject' content='Prototypes for NetworkSensor and Connection nodes'/>
<meta name='identifier' content=' http://www.web3d.org/x3d/content/examples/Basic/Networking/NetworkSensorConnectionPrototypes.x3d '/>
<meta name='generator' content='X3D-Edit, https://savage.nps.edu/X3D-Edit'/>
<meta name='license' content='../license.html'/>
</head>
<!--
Index for ProtoDeclare definitions: NetworkSensor, Connection
Index for DEF nodes: ConnectionScript, KeyboardDetector, MessageOutput, NetworkSensorScript, OurNetworkChannel, TextListener, TextSender
-->
<Scene>
<ProtoDeclare name='NetworkSensor'>
<ProtoInterface>
<field name='enabled' type='SFBool' value='true' accessType='inputOutput'/>
<field name='metadata' type='SFNode' accessType='inputOutput'
 appinfo='X3DMetadataObject node type only'>
<!-- Metadata initialization node is NULL -->
</field>
<field name='isActive' type='SFBool' accessType='outputOnly'/>
<field name='connection' type='SFNode' accessType='initializeOnly'
 appinfo='Connection node only'>
<!-- Default Connection node goes here -->
</field>
<field name='httpRequest' type='SFString' accessType='inputOnly'/>
<field name='httpResponse' type='MFString' accessType='outputOnly'/>
<field name='channelId' type='SFString' value='true' accessType='initializeOnly'/>
<!-- TODO: how to handle user-defined fields? -->
<!-- perhaps corresponding MFString arrays for fieldName, fieldType, fieldAccessType, fieldInitialValues -->
<!-- for now we'll simply try to get a MFString field to work -->
<field name='textInput' type='SFString' accessType='inputOnly'
 appinfo='ROUTE StringSensor output here'/>
<field name='textOutput' type='MFString' accessType='outputOnly'
 appinfo='ROUTE this output to Text node string field'/>
<!-- TODO: can we get consistent type for textInput? -->
</ProtoInterface>
<ProtoBody>
<!-- First node determines node type of prototype -->
<Script DEF='NetworkSensorScript'
  url=' "NetworkSensorScript.class" "http://www.web3d.org/x3d/content/examples/Networking/NetworkSensorScript.class" '>
<field name='enabled' type='SFBool' accessType='inputOutput'/>
<field name='metadata' type='SFNode' accessType='inputOutput'/>
<field name='isActive' type='SFBool' accessType='outputOnly'/>
<field name='connection' type='SFNode' accessType='initializeOnly'
 appinfo='Connection node only'/>
<field name='httpRequest' type='SFString' accessType='inputOnly'/>
<field name='httpResponse' type='MFString' accessType='outputOnly'/>
<field name='channelId' type='SFString' accessType='initializeOnly'/>
<IS>
<connect nodeField='enabled' protoField='enabled'/>
<connect nodeField='metadata' protoField='metadata'/>
<connect nodeField='isActive' protoField='isActive'/>
<connect nodeField='connection' protoField='connection'/>
<connect nodeField='httpRequest' protoField='httpRequest'/>
<connect nodeField='httpResponse' protoField='httpResponse'/>
<connect nodeField='channelId' protoField='channelId'/>
</IS>
</Script>
<!-- Subsequent nodes do not render, but still must be a valid X3D subgraph -->
</ProtoBody>
</ProtoDeclare>
<ProtoDeclare name='Connection'>
<ProtoInterface>
<field name='enabled' type='SFBool' value='true' accessType='inputOutput'/>
<field name='metadata' type='SFNode' accessType='inputOutput'>
<!-- Metadata initialization node is NULL -->
</field>
<field name='isActive' type='SFBool' accessType='outputOnly'/>
<field name='url' type='MFString' value='x3dp://localhost:80' accessType='inputOutput'/>
<!-- 1 for HTTP, 2 for HTTP 1.1, 3 for TCP/IP, 4 for UDP, 5 for multicast -->
<!-- spec TODO: change these code numbers to string enumerations instead -->
<field name='protocol' type='SFInt32' value='0' accessType='initializeOnly'/>
<field name='timeOut' type='SFTime' value='0' accessType='inputOutput'/>
<field name='secure' type='SFBool' accessType='inputOnly'/>
</ProtoInterface>
<ProtoBody>
<!-- First node determines node type of prototype -->
<Script DEF='ConnectionScript'
  url=' "ConnectionScript.class" "http://www.web3d.org/x3d/content/examples/Networking/ConnectionScript.class" '>
<field name='enabled' type='SFBool' accessType='inputOutput'/>
<field name='isActive' type='SFBool' accessType='outputOnly'/>
<field name='url' type='MFString' accessType='inputOutput'/>
<field name='protocol' type='SFInt32' accessType='initializeOnly'/>
<field name='timeOut' type='SFTime' accessType='inputOutput'/>
<field name='secure' type='SFBool' accessType='inputOnly'/>
<IS>
<connect nodeField='enabled' protoField='enabled'/>
<connect nodeField='isActive' protoField='isActive'/>
<connect nodeField='url' protoField='url'/>
<connect nodeField='protocol' protoField='protocol'/>
<connect nodeField='timeOut' protoField='timeOut'/>
<connect nodeField='secure' protoField='secure'/>
</IS>
</Script>
<!-- Subsequent nodes do not render, but still must be a valid X3D subgraph -->
</ProtoBody>
</ProtoDeclare>
<!-- We'll put our initial example next. First the listener will output networked messages to a Text node -->
<Shape>
<!-- MessageOutput ROUTE:  [from TextListener.textOutput to string ] -->
<Text DEF='MessageOutput' string='NetworkSensor messages will appear here' solid='true'>
<FontStyle justify='"MIDDLE" "MIDDLE"'/>
</Text>
<Appearance>
<Material ambientIntensity='0.25' diffuseColor='0.374008 0 0.748016' shininess='0.4' specularColor='0.909091 0.909091 0.909091' transparency='0.35'/>
</Appearance>
</Shape>
<!-- Only need a single Connection definition for this example -->
<ProtoInstance name='Connection' DEF='OurNetworkChannel' containerField='children'>
<fieldValue name='url' value='x3dp://localhost:80'/>
<!-- protocol 1=http -->
<fieldValue name='protocol' value='1'/>
<fieldValue name='timeout' value='10'/>
<fieldValue name='secure' value='false'/>
</ProtoInstance>
<!-- Here is the listener that connects and sends strings to the Text node -->
<!-- TextListener ROUTE:  [from textOutput to MessageOutput.string ] -->
<ProtoInstance name='NetworkSensor' DEF='TextListener' containerField='children'>
<fieldValue name='connection'>
<ProtoInstance name='Connection' USE='OurNetworkChannel' containerField='children'/>
</fieldValue>
<fieldValue name='channelId' value='78'/>
</ProtoInstance>
<!-- TODO: once a single string can successfully be sent, insert an intermediate Script to remember last 10 strings -->
<ROUTE fromNode='TextListener' fromField='textOutput' toNode='MessageOutput' toField='string'/>
<!-- Now capture text from local keyboard, send to scenes listening to this network connection -->
<!-- TextSender ROUTE:  [from KeyboardDetector.finalText to textInput ] -->
<ProtoInstance name='NetworkSensor' DEF='TextSender' containerField='children'>
<fieldValue name='connection'>
<ProtoInstance name='Connection' USE='OurNetworkChannel' containerField='children'/>
</fieldValue>
<fieldValue name='channelId' value='78'/>
</ProtoInstance>
<!-- KeyboardDetector ROUTE:  [from finalText to TextSender.textInput ] -->
<StringSensor DEF='KeyboardDetector' enabled='true' deletionAllowed='true'/>
<ROUTE fromNode='KeyboardDetector' fromField='finalText' toNode='TextSender' toField='textInput'/>
<!-- done. we should now be able to type text and have it appear in the output for whoever's using the same scene. -->
</Scene>
</X3D>
<!--
Index for ProtoDeclare definitions: NetworkSensor, Connection
Index for DEF nodes: ConnectionScript, KeyboardDetector, MessageOutput, NetworkSensorScript, OurNetworkChannel, TextListener, TextSender
-->

<!-- Tag color codes: <Node DEF='idName' attribute='value'/> <Prototype name='ProtoName'> <field name='fieldName'/> </Prototype> -->