X3D Model Documentation: Figure09_6SphereSensor.x3d

  1  <?xml version="1.0" encoding="UTF-8"?>
  2 
<!DOCTYPE X3D PUBLIC "ISO//Web3D//DTD X3D 3.0//EN" "https://www.web3d.org/specifications/x3d-3.0.dtd">
  3  <X3D profile='Interactive' 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='Figure09_6SphereSensor.x3d'/>
  6            <meta name='creator' content='Figure 9.6, 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/ch09/09fig06.htm'/>
  8            <meta name='translator' content='Don Brutzman'/>
  9            <meta name='created' content='12 August 2000'/>
 10            <meta name='modified' content='20 October 2019'/>
 11            <meta name='description' content='Two shapes that rotate when the viewer drags them, with coordinate axes superimposed to show X3D/VRML directions.'/>
 12            <meta name='identifier' content='https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter09SensingViewer/Figure09_6SphereSensor.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>
<!--
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Event Graph ROUTE Table shows event connections.
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<!-- to top Index for DEF nodes: FIRST_APPEARANCE, FIRST_SPHERESENSOR, FIRST_TRANSFORM, SECOND_SPHERESENSOR, SECOND_TRANSFORM
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 16       <Scene>
 17            <!-- Click and drag to rotate shapes. Superfluous Group nodes removed. -->
 18            <WorldInfo title='Figure09_6SphereSensor.x3d'/>
 19 
          <!-- ROUTE information for FIRST_TRANSFORM node:  [from FIRST_SPHERESENSOR.rotation_changed to set_rotation ] -->
           <Transform DEF='FIRST_TRANSFORM' translation='-2 0 0'>
 20                 <Shape>
 21                      <Box/>
 22 
                    <!-- Appearance FIRST_APPEARANCE is a DEF node that has 1 USE node: USE_1 -->
                     <Appearance DEF='FIRST_APPEARANCE'>
 23                           <Material diffuseColor='.9 .5 .1' emissiveColor='.2 .1 .05'/>
 24                      </Appearance>
 25                 </Shape>
 26 
               <!-- ROUTE information for FIRST_SPHERESENSOR node:  [from rotation_changed to FIRST_TRANSFORM.set_rotation ] -->
                <SphereSensor DEF='FIRST_SPHERESENSOR' description='click and drag to rotate'/>
 27            </Transform>
 28            <!-- Note that we are connecting a rotation output to a rotation input in each of these ROUTEs. -->
 29            < ROUTE  fromNode='FIRST_SPHERESENSOR' fromField='rotation_changed' toNode='FIRST_TRANSFORM' toField='set_rotation'/>
 30 
          <!-- ROUTE information for SECOND_TRANSFORM node:  [from SECOND_SPHERESENSOR.rotation_changed to set_rotation ] -->
           <Transform DEF='SECOND_TRANSFORM' translation='2 0 0'>
 31                 <Shape>
 32                      <Cone/>
 33                      <Appearance USE='FIRST_APPEARANCE'/>
 34                 </Shape>
 35 
               <!-- ROUTE information for SECOND_SPHERESENSOR node:  [from rotation_changed to SECOND_TRANSFORM.set_rotation ] -->
                <SphereSensor DEF='SECOND_SPHERESENSOR' description='click and drag to rotate'/>
 36            </Transform>
 37            < ROUTE  fromNode='SECOND_SPHERESENSOR' fromField='rotation_changed' toNode='SECOND_TRANSFORM' toField='set_rotation'/>
 38       </Scene>
 39  </X3D>
<!--
<!--
Event Graph ROUTE Table shows event connections.
-->

<!-- to top Index for DEF nodes: FIRST_APPEARANCE, FIRST_SPHERESENSOR, FIRST_TRANSFORM, SECOND_SPHERESENSOR, SECOND_TRANSFORM
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X3D Tooltips element index: Appearance, Box, Cone, head, Material, meta, ROUTE, Scene, Shape, SphereSensor, Transform, WorldInfo, X3D, accessType and type, XML data types, field types

Event Graph ROUTE Table entries with 2 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.

FIRST_SPHERESENSOR
SphereSensor
rotation_changed
SFRotation
→
ROUTE
event to
(1)
FIRST_TRANSFORM
Transform
set_rotation
SFRotation

SECOND_SPHERESENSOR
SphereSensor
rotation_changed
SFRotation
→
ROUTE
event to
(1)
SECOND_TRANSFORM
Transform
set_rotation
SFRotation
Additional guidance on X3D animation can be found in the 10-Step Animation Design Process and Event Tracing hint sheets. Have fun with X3D! 😀
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<!-- Online at
https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter09SensingViewer/Figure09_6SphereSensorIndex.html -->
<!-- Version control at
https://sourceforge.net/p/x3d/code/HEAD/tree/www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter09SensingViewer/Figure09_6SphereSensor.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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