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<head>
<meta name='title' content='Figure20.14DirectionalLightSunAnimated.x3d'/>
<meta name='creator' content='Figure 20.14, The VRML 2.0 Sourcebook, Copyright [1997] By Andrea L. Ames, David R. Nadeau, and John L. Moreland'/>
<meta name='reference' content=' http://www.wiley.com/legacy/compbooks/vrml2sbk/ch20/20fig14.htm '/>
<meta name='translator' content='Don Brutzman'/>
<meta name='created' content='10 September 2000'/>
<meta name='modified' content='15 January 2011'/>
<meta name='description' content='A DirectionalLight simulates the sun from sunrise through sunset, animated using multiple interpolators. Compare Figures 20.13a, 13b, 13c, 14.'/>
<meta name='reference' content='Figure20.13aDirectionalLightSunrise.x3d'/>
<meta name='reference' content='Figure20.13bDirectionalLightNoon.x3d'/>
<meta name='reference' content='Figure20.13cDirectionalLightSunset.x3d'/>
<meta name='identifier' content=' http://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter20-Lighting/Figure20.14DirectionalLightSunAnimated.x3d '/>
<meta name='generator' content='X3D-Edit 3.3, https://savage.nps.edu/X3D-Edit'/>
<meta name='license' content=' ../../license.html'/>
</head>
<!--
Index for DEF nodes : Clock, LightAmbient, LightColor, LightDirection, SunLight, VAULT
Index for Viewpoint image : Viewpoint_1
-->
<Scene>
<Viewpoint description='Sunlight animation' orientation='1 0 0 -0.15' position='0 4 10'/>
<!-- Note headlight turned off in NavigationInfo. Most browsers allow user toggling headlight also. -->
<!-- This NavigationInfo node is bound at runtime and overrides the NavigationInfo headlight setting within the Inlined scene. -->
<NavigationInfo headlight='false'/>
<Background groundColor='0 0 0' skyColor='0.15 0.15 0.25'/>
<Group>
<!-- SunLight ROUTEs:  [from LightDirection.value_changed to set_direction ] [from LightColor.value_changed to set_color ] [from LightAmbient.value_changed to set_ambientIntensity ] -->
<DirectionalLight DEF='SunLight' ambientIntensity='0.5' color='1 0.6 0' direction='-0.8 -0.2 -0.2'/>
<!-- Clock ROUTEs:  [from fraction_changed to LightDirection.set_fraction ] [from fraction_changed to LightColor.set_fraction ] [from fraction_changed to LightAmbient.set_fraction ] -->
<TimeSensor DEF='Clock' cycleInterval='10' loop='true'/>
<!-- LightDirection ROUTEs:  [from Clock.fraction_changed to set_fraction ] [from value_changed to SunLight.set_direction ] -->
<PositionInterpolator DEF='LightDirection' key='0 0.1 0.5 0.9 1' keyValue='0.8 -0.2 -0.2 0.8 -0.2 -0.2 0 -1 -0.2 -0.8 -0.2 -0.2 -0.8 -0.2 -0.2'/>
<!-- LightColor ROUTEs:  [from Clock.fraction_changed to set_fraction ] [from value_changed to SunLight.set_color ] -->
<ColorInterpolator DEF='LightColor' key='0 0.1 0.5 0.9 1' keyValue='1 0.6 0 1 0.6 0 1 0.9 0.7 1 0.3 0.1 1 0.3 0.1'/>
<!-- LightAmbient ROUTEs:  [from Clock.fraction_changed to set_fraction ] [from value_changed to SunLight.set_ambientIntensity ] -->
<ScalarInterpolator DEF='LightAmbient' key='0 0.1 0.5 0.9 1' keyValue='0.3 0.3 0.7 0.2 0.2'/>
<Inline DEF='VAULT' bboxCenter='0 1 0' bboxSize='6 2 6'
  url=' "../Chapter13-PointsLinesFaces/Figure13.16VaultedCeiling.x3d" "http://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter13-PointsLinesFaces/Figure13.16VaultedCeiling.x3d" "../Chapter13-PointsLinesFaces/Figure13.16VaultedCeiling.wrl" "http://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter13-PointsLinesFaces/Figure13.16VaultedCeiling.wrl" '/>
<Shape>
<Box size='16 0.01 16'/>
<Appearance>
<Material diffuseColor='0.2 0.6 0'/>
</Appearance>
</Shape>
</Group>
<ROUTE fromNode='Clock' fromField='fraction_changed' toNode='LightDirection' toField='set_fraction'/>
<ROUTE fromNode='Clock' fromField='fraction_changed' toNode='LightColor' toField='set_fraction'/>
<ROUTE fromNode='Clock' fromField='fraction_changed' toNode='LightAmbient' toField='set_fraction'/>
<ROUTE fromNode='LightDirection' fromField='value_changed' toNode='SunLight' toField='set_direction'/>
<ROUTE fromNode='LightColor' fromField='value_changed' toNode='SunLight' toField='set_color'/>
<ROUTE fromNode='LightAmbient' fromField='value_changed' toNode='SunLight' toField='set_ambientIntensity'/>
</Scene>
</X3D>
<!--
Index for DEF nodes : Clock, LightAmbient, LightColor, LightDirection, SunLight, VAULT
Index for Viewpoint image : Viewpoint_1
-->

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