| 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='Figure20_10BlinkingRedLightbulb.x3d'/> |
| 6 | <meta name='description' content='A blinking lightbulb showing multiple lighting effects.'/> |
| 7 | <meta name='creator' content='Figure 20.10, The VRML 2.0 Sourcebook, Copyright [1997] By Andrea L. Ames, David R. Nadeau, and John L. Moreland'/> |
| 8 | <meta name='reference' content='http://www.wiley.com/legacy/compbooks/vrml2sbk/ch20/20fig10.htm'/> |
| 9 | <meta name='translator' content='Don Brutzman'/> |
| 10 | <meta name='created' content='8 September 2000'/> |
| 11 | <meta name='modified' content='20 October 2019'/> |
| 12 | <meta name=' warning ' content=' Xj3D run-time exception '/> |
| 13 | <meta name='identifier' content='https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter20Lighting/Figure20_10BlinkingRedLightbulb.x3d'/> |
| 14 | <meta name='generator' content='X3D-Edit 3.3, https://savage.nps.edu/X3D-Edit'/> |
| 15 | <meta name='license' content='../../license.html'/> |
| 16 | </head> |
Index for DEF nodes:
Bulb,
BulbDiffuse,
BulbEmissive,
BulbIntensity,
BulbLight,
BulbMaterial,
CeilingDirectionalLight,
Clock
| 17 | <Scene> |
| 18 | <WorldInfo title='Figure20_10BlinkingRedLightbulb.x3d'/> |
| 19 | <Viewpoint description='Blinking red light bulb' orientation='1 0 0 1.1' position='0 2 0.25'/> |
| 20 | <!-- It is almost always a good idea to turn off headlight to avoid washing out other lighting effects in a scene --> |
| 21 | <NavigationInfo headlight='false'/> |
| 22 | <!-- Ceiling height --> |
| 23 | <Transform translation='0 3 0'> |
| 24 | <Transform translation='0 -0.05 0'> |
| 25 | <DirectionalLight DEF='CeilingDirectionalLight' ambientIntensity='1' direction='0 1 0' intensity='0.15'/> |
| 26 |
<!-- ROUTE information for BulbLight node:
[from BulbIntensity.value_changed to set_intensity
]
-->
<PointLight DEF='BulbLight' color='1 0 0' intensity='0.5' radius='16'/> |
| 27 | <Shape> |
| 28 | <Sphere DEF='Bulb' radius='0.04'/> |
| 29 | <Appearance> |
| 30 |
<!-- ROUTE information for BulbMaterial node:
[from BulbDiffuse.value_changed to set_diffuseColor
]
[from BulbEmissive.value_changed to set_emissiveColor
]
-->
<Material DEF='BulbMaterial' diffuseColor='0 0 0' emissiveColor='1 0.3 0.3'/> |
| 31 | </Appearance> |
| 32 | </Shape> |
| 33 | <Transform translation='-0.25 0.05 -0.25'> |
| 34 | <Shape> |
| 35 | <ElevationGrid solid='false' xDimension='11' xSpacing='0.05' zDimension='11' zSpacing='0.05' height='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0'/> |
| 36 | <Appearance> |
| 37 | <Material diffuseColor='1 1 1'/> |
| 38 | </Appearance> |
| 39 | </Shape> |
| 40 | </Transform> |
| 41 | </Transform> |
| 42 | </Transform> |
| 43 | <!-- Animation brightness and colors --> |
| 44 |
<!-- ROUTE information for Clock node:
[from fraction_changed to BulbIntensity.set_fraction
]
[from fraction_changed to BulbDiffuse.set_fraction
]
[from fraction_changed to BulbEmissive.set_fraction
]
-->
<TimeSensor DEF='Clock' cycleInterval='4' loop='true'/> |
| 45 |
<!-- ROUTE information for BulbIntensity node:
[from Clock.fraction_changed to set_fraction
]
[from value_changed to BulbLight.set_intensity
]
-->
<ScalarInterpolator DEF='BulbIntensity' key='0 0.5 0.5 1' keyValue='0.8 0.8 0 0'/> |
| 46 |
<!-- ROUTE information for BulbDiffuse node:
[from Clock.fraction_changed to set_fraction
]
[from value_changed to BulbMaterial.set_diffuseColor
]
-->
<ColorInterpolator DEF='BulbDiffuse' key='0 0.5 0.5 1' keyValue='0.3 0.3 0.3 0.3 0.3 0.3 1 0.3 0.3 1 0.3 0.3'/> |
| 47 |
<!-- ROUTE information for BulbEmissive node:
[from Clock.fraction_changed to set_fraction
]
[from value_changed to BulbMaterial.set_emissiveColor
]
-->
<ColorInterpolator DEF='BulbEmissive' key='0 0.5 0.5 1' keyValue='1 0.3 0.3 1 0.3 0.3 0 0 0 0 0 0'/> |
| 48 | < ROUTE fromNode='Clock' fromField='fraction_changed' toNode='BulbIntensity' toField='set_fraction'/> |
| 49 | < ROUTE fromNode='Clock' fromField='fraction_changed' toNode='BulbDiffuse' toField='set_fraction'/> |
| 50 | < ROUTE fromNode='Clock' fromField='fraction_changed' toNode='BulbEmissive' toField='set_fraction'/> |
| 51 | < ROUTE fromNode='BulbIntensity' fromField='value_changed' toNode='BulbLight' toField='set_intensity'/> |
| 52 | < ROUTE fromNode='BulbDiffuse' fromField='value_changed' toNode='BulbMaterial' toField='set_diffuseColor'/> |
| 53 | < ROUTE fromNode='BulbEmissive' fromField='value_changed' toNode='BulbMaterial' toField='set_emissiveColor'/> |
| 54 | </Scene> |
| 55 | </X3D> |
Index for DEF nodes:
Bulb,
BulbDiffuse,
BulbEmissive,
BulbIntensity,
BulbLight,
BulbMaterial,
CeilingDirectionalLight,
Clock
Event Graph ROUTE Table with 6 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.
|
Clock
TimeSensor fraction_changed SFFloat |
BulbIntensity
ScalarInterpolator set_fraction SFFloat |
then
|
BulbIntensity
ScalarInterpolator value_changed SFFloat |
BulbLight
PointLight set_intensity SFFloat |
||
|
Clock
TimeSensor fraction_changed SFFloat |
BulbDiffuse
ColorInterpolator set_fraction SFFloat |
then
|
BulbDiffuse
ColorInterpolator value_changed SFColor |
BulbMaterial
Material set_diffuseColor SFColor |
||
|
Clock
TimeSensor fraction_changed SFFloat |
BulbEmissive
ColorInterpolator set_fraction SFFloat |
then
|
BulbEmissive
ColorInterpolator value_changed SFColor |
BulbMaterial
Material set_emissiveColor SFColor |
<!--
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.
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