1 |
<?xml version="1.0" encoding="UTF-8"?>
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2 |
<!DOCTYPE X3D PUBLIC "ISO//Web3D//DTD X3D 3.0//EN" "https://www.web3d.org/specifications/x3d-3.0.dtd">
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3 | <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'> |
4 | <head> |
5 | <meta name='title' content='Figure30_3ScriptSoundActivate.x3d'/> |
6 | <meta name='creator' content='Figure 30.3, The VRML 2.0 Sourcebook, Copyright [1997] By Andrea L. Ames, David R. Nadeau, and John L. Moreland'/> |
7 | <meta name='reference' content='http://www.wiley.com/legacy/compbooks/vrml2sbk/ch30/30fig03.htm'/> |
8 | <meta name='translator' content='Don Brutzman'/> |
9 | <meta name='created' content='29 October 2000'/> |
10 | <meta name='modified' content='20 October 2019'/> |
11 | <meta name='description' content='A pair of filter scripts used to create a toggle on-off switch.'/> |
12 | <meta name='identifier' content='https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter30Scripts/Figure30_3ScriptSoundActivate.x3d'/> |
13 | <meta name='generator' content='X3D-Edit 3.3, https://savage.nps.edu/X3D-Edit'/> |
14 | <meta name='license' content='../../license.html'/> |
15 | </head> |
16 | <Scene> |
17 | <WorldInfo title='Figure30_3ScriptSoundActivate.x3d'/> |
18 | <Viewpoint description='toggle sound by clicking ball'/> |
19 | <Viewpoint description='move left spatialize right' position='-5 0 10'/> |
20 | <Viewpoint description='move right spatialize left' position='5 0 10'/> |
21 | <Viewpoint description='outside maximum attenuation ellipsoid' position='0 0 30'/> |
22 | <NavigationInfo type='"NONE"'/> |
23 | <!-- Background nodes are usually best placed at the top of the scene since they have global effect and are bindable nodes. --> |
24 | <Background groundAngle='1.309 1.570796' groundColor='0.1 0.1 0 0.5 0.25 0.2 0.6 0.6 0.2' skyAngle='1.309 1.571' skyColor='1 0 0 1 0.4 0 1 1 0'/> |
25 | <Group> |
26 |
<!-- ROUTE information for Touch node:
[from isActive to ToggleScript.toggle
]
-->
<TouchSensor DEF='Touch' description='touch to toggle audio'/> |
27 | <Shape> |
28 | <Sphere/> |
29 | <Appearance> |
30 | <Material diffuseColor='1 0.3 0.3'/> |
31 | </Appearance> |
32 | </Shape> |
33 | <Sound maxBack='15' maxFront='15' minBack='5' minFront='5'> |
34 |
<!-- ROUTE information for Audio node:
[from TimeFilter.startEventTime to set_startTime
]
[from TimeFilter.stopEventTime to set_stopTime
]
-->
<AudioClip DEF='Audio' description='willow1' loop='true' url=' "../Chapter24Sound/willow1.wav" "https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter24Sound/willow1.wav" '/> |
35 | </Sound> |
36 |
<!-- ROUTE information for ToggleScript node:
[from Touch.isActive to toggle
]
[from stateTurnedTrue to TimeFilter.setStart
]
[from stateTurnedFalse to TimeFilter.setStop
]
-->
<Script DEF='ToggleScript'> |
37 | <field name='toggle' type='SFBool' accessType='inputOnly'/> |
38 | <field name='state' type='SFBool' value='true' accessType='initializeOnly'/> |
39 | <field name='stateTurnedTrue' type='SFBool' accessType='outputOnly'/> |
40 | <field name='stateTurnedFalse' type='SFBool' accessType='outputOnly'/> |
<![CDATA[
ecmascript: // setting the value of an eventOut variable also sends it as an event // you can view the output of print statements in the VRML Console function toggle ( value, ts ) { // only toggle on click (isActive true) not release (isActive false) if ( value == false ) return; if ( state == true ) { state = false; stateTurnedFalse = true; Browser.println ('ToggleScript.state = ' + state + ', stateTurnedFalse = ' + true); } else { state = true; stateTurnedTrue = true; Browser.println ('ToggleScript.state = ' + state + ', stateTurnedTrue = ' + true); } }
]]>
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42 | </Script> |
43 |
<!-- ROUTE information for TimeFilter node:
[from ToggleScript.stateTurnedTrue to setStart
]
[from ToggleScript.stateTurnedFalse to setStop
]
[from startEventTime to Audio.set_startTime
]
[from stopEventTime to Audio.set_stopTime
]
-->
<Script DEF='TimeFilter'> |
44 | <field name='setStart' type='SFBool' accessType='inputOnly'/> |
45 | <field name='setStop' type='SFBool' accessType='inputOnly'/> |
46 | <field name='startEventTime' type='SFTime' accessType='outputOnly'/> |
47 | <field name='stopEventTime' type='SFTime' accessType='outputOnly'/> |
<![CDATA[
ecmascript: // setting the value of an eventOut variable also sends it as an event function setStart ( value, timeStamp ) { startEventTime = timeStamp; Browser.println ('TimeFilter.setStart (' + value + '), startEventTime = ' + timeStamp); Browser.println (); // newline } function setStop ( value, timeStamp ) { stopEventTime = timeStamp; Browser.println ('TimeFilter.setStop (' + value + '), stopEventTime = ' + timeStamp); Browser.println (); // newline }
]]>
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49 | </Script> |
50 | < ROUTE fromNode='Touch' fromField='isActive' toNode='ToggleScript' toField='toggle'/> |
51 | < ROUTE fromNode='ToggleScript' fromField='stateTurnedTrue' toNode='TimeFilter' toField='setStart'/> |
52 | < ROUTE fromNode='ToggleScript' fromField='stateTurnedFalse' toNode='TimeFilter' toField='setStop'/> |
53 | < ROUTE fromNode='TimeFilter' fromField='startEventTime' toNode='Audio' toField='set_startTime'/> |
54 | < ROUTE fromNode='TimeFilter' fromField='stopEventTime' toNode='Audio' toField='set_stopTime'/> |
55 | <!-- extra widget --> |
56 | <Transform translation='0 2.5 0'> |
57 | <!-- Selectable Text design pattern has transparent Box and TouchSensor description as a tooltip --> |
58 | <Shape> |
59 | <Text string='"toggle sound" "by clicking ball"'> |
60 | <FontStyle family='"SANS"' justify='"MIDDLE" "MIDDLE"' size='0.8' style='BOLD'/> |
61 | </Text> |
62 | <Appearance> |
63 | <Material diffuseColor='0.9 0.9 0.9'/> |
64 | </Appearance> |
65 | </Shape> |
66 | </Transform> |
67 | </Group> |
68 | <!-- Semitransparent sphere matching maxFront-MaxBack attenuation ellipsoid --> |
69 | <Shape> |
70 | <Appearance DEF='TransparentAppearance'> |
71 | <Material diffuseColor='0.5 0 0' transparency='0.7'/> |
72 | </Appearance> |
73 | <Sphere radius='15'/> |
74 | </Shape> |
75 | </Scene> |
76 | </X3D> |
Event Graph ROUTE Table entries with 5 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.
Touch
TouchSensor isActive SFBool |
ToggleScript
Script toggle SFBool |
then
|
ToggleScript
Script stateTurnedFalse SFBool |
TimeFilter
Script setStop SFBool |
then
|
TimeFilter
Script startEventTime SFTime |
Audio
AudioClip set_startTime SFTime |
|||
then
|
TimeFilter
Script stopEventTime SFTime |
Audio
AudioClip set_stopTime SFTime |
||||||||
then
|
ToggleScript
Script stateTurnedTrue SFBool |
TimeFilter
Script setStart SFBool |
then
|
TimeFilter
Script startEventTime SFTime |
Audio
AudioClip set_startTime SFTime |
|||||
then
|
TimeFilter
Script stopEventTime SFTime |
Audio
AudioClip set_stopTime SFTime |
<!--
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)
-->
<!-- For additional help information about X3D scenes, please see X3D Tooltips, X3D Resources, and X3D Scene Authoring Hints. -->