X3D Model Documentation: BackgroundSelector.x3d

  1  <?xml version="1.0" encoding="UTF-8"?>
  2  <!DOCTYPE X3D PUBLIC "ISO//Web3D//DTD X3D 3.3//EN" "https://www.web3d.org/specifications/x3d-3.3.dtd">
  3  <X3D profile='Immersive' version='3.3'  xmlns:xsd='http://www.w3.org/2001/XMLSchema-instance' xsd:noNamespaceSchemaLocation='https://www.web3d.org/specifications/x3d-3.3.xsd'>
  4       <head>
  5            <meta name='title' content='BackgroundSelector.x3d'/>
  6            <meta name='description' content='Select one of four Background nodes to show a time-of-day effect.'/>
  7            <meta name='creator' content='Dale Tourtelotte, Don Brutzman and MV4205 class'/>
  8            <meta name='created' content='20 April 2009'/>
  9            <meta name='modified' content='20 October 2019'/>
 10            <meta name='reference' content='https://www.web3d.org/x3d/content/examples/X3dForWebAuthors/Chapter11LightingEnvironment/BackgroundColorsOnly.x3d'/>
 11            <meta name='subject' content='X3D Background example'/>
 12            <meta name='identifier' content='https://www.web3d.org/x3d/content/examples/X3dForWebAuthors/Chapter11LightingEnvironmentalEffects/BackgroundSelector.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>
<!--
<!--
Event Graph ROUTE Table shows event connections.
-->

<!-- to top Index for DEF nodes: BackgroundSequencer, HighNoonSky, NightSky, SelectorScript, SunRiseSky, SunsetSky, TimeOfDayClock
-->
 16       <Scene>
 17            <WorldInfo title='BackgroundSelector.x3d'/>
 18            <Transform translation='0 3 0'>
 19                 <Shape>
 20                      <Text string='"Background Selector"'>
 21                           <FontStyle justify='"MIDDLE" "MIDDLE"'/>
 22                      </Text>
 23                      <Appearance>
 24                           <Material/>
 25                      </Appearance>
 26                 </Shape>
 27            </Transform>
 28 
          <!-- ROUTE information for TimeOfDayClock node:  [from fraction_changed to BackgroundSequencer.set_fraction ] -->
           <TimeSensor DEF='TimeOfDayClock' cycleInterval='6' loop='true'/>
 29 
          <!-- ROUTE information for BackgroundSequencer node:  [from TimeOfDayClock.fraction_changed to set_fraction ] [from value_changed to SelectorScript.whichBackground ] -->
           <IntegerSequencer DEF='BackgroundSequencer' key='0 0.25 0.5 0.75 1' keyValue='0 1 2 3 0'/>
 30            < ROUTE  fromNode='TimeOfDayClock' fromField='fraction_changed' toNode='BackgroundSequencer' toField='set_fraction'/>
 31 
          <!-- ROUTE information for SelectorScript node:  [from BackgroundSequencer.value_changed to whichBackground ] [from bind0 to SunRiseSky.set_bind ] [from bind1 to HighNoonSky.set_bind ] [from bind2 to SunsetSky.set_bind ] [from bind3 to NightSky.set_bind ] -->
           <Script DEF='SelectorScript'>
 32                 <field name='whichBackground' type='SFInt32' accessType='inputOnly'/>
 33                 <field name='bind0' type='SFBool' accessType='outputOnly'/>
 34                 <field name='bind1' type='SFBool' accessType='outputOnly'/>
 35                 <field name='bind2' type='SFBool' accessType='outputOnly'/>
 36                 <field name='bind3' type='SFBool' accessType='outputOnly'/>
  <![CDATA[ 
      
ecmascript:
function whichBackground (inputValue)
{
    if      (whichBackground == 0) bind0 = true;
    else if (whichBackground == 1) bind1 = true;
    else if (whichBackground == 2) bind2 = true;
    else if (whichBackground == 3) bind3 = true;
}
]]>
 38            </Script>
 39            < ROUTE  fromNode='BackgroundSequencer' fromField='value_changed' toNode='SelectorScript' toField='whichBackground'/>
 40 
          <!-- ROUTE information for SunRiseSky node:  [from SelectorScript.bind0 to set_bind ] -->
           <Background DEF='SunRiseSky' groundAngle='0.75 1.2 1.25 1.26 1.5 1.57' groundColor='0.133333 0.419608 0 0.36 0.1 0 1 0.74 0.4 1 0.74 0.4 0 0 0.5 0 0 0.2 0 0.231373 0.380392' skyAngle='0.5 0.7 1.35 1.45 1.57' skyColor='0 0.035 0.34 0 0.015 0.44 0 0.05 0.5 0 0.1 0.6 0.44 0.8 1 1 1 0.7'/>
 41 
          <!-- ROUTE information for HighNoonSky node:  [from SelectorScript.bind1 to set_bind ] -->
           <Background DEF='HighNoonSky' groundAngle='0.75 1.2 1.25 1.26 1.57' groundColor='0.133333 0.419608 0 0.36 0.1 0 1 0.74 0.4 1 0.74 0.4 0 0.2 0.75 0 0.1 0.5' skyAngle='0.05 0.07 1.57' skyColor='1 1 0.2 1 1 0 0.36 0.63 1 0 0.4 1'/>
 42 
          <!-- ROUTE information for SunsetSky node:  [from SelectorScript.bind2 to set_bind ] -->
           <Background DEF='SunsetSky' groundAngle='0.75 1.2 1.25 1.26 1.57' groundColor='0.133333 0.419608 0 0.36 0.1 0 1 0.74 0.4 1 0.74 0.4 0 0 0.5 0 0 0.2' skyAngle='0.5 0.7 1.2 1.4 1.57' skyColor='0 0 0.38 0 0 0.68 0.5 0.2 1 0.5 0.2 1 1 0.3 0 1 0.2 0.8'/>
 43 
          <!-- ROUTE information for NightSky node:  [from SelectorScript.bind3 to set_bind ] -->
           <Background DEF='NightSky' groundAngle='0.75 1.2 1.25 1.26 1.57' groundColor='0.133333 0.419608 0 0.36 0.1 0 1 0.74 0.4 1 0.74 0.4 0 0 0.5 0 0 0.2' skyAngle='0.03 0.05 1.57' skyColor='1 1 1 0.8 0.8 0.8 0.1 0.1 0.1 0 0 0'/>
 44            < ROUTE  fromNode='SelectorScript' fromField='bind0' toNode='SunRiseSky' toField='set_bind'/>
 45            < ROUTE  fromNode='SelectorScript' fromField='bind1' toNode='HighNoonSky' toField='set_bind'/>
 46            < ROUTE  fromNode='SelectorScript' fromField='bind2' toNode='SunsetSky' toField='set_bind'/>
 47            < ROUTE  fromNode='SelectorScript' fromField='bind3' toNode='NightSky' toField='set_bind'/>
 48       </Scene>
 49  </X3D>
<!--
<!--
Event Graph ROUTE Table shows event connections.
-->

<!-- to top Index for DEF nodes: BackgroundSequencer, HighNoonSky, NightSky, SelectorScript, SunRiseSky, SunsetSky, TimeOfDayClock
-->
X3D Tooltips element index: Appearance, Background, field, FontStyle, head, IntegerSequencer, Material, meta, ROUTE, Scene, Script, Shape, Text, TimeSensor, Transform, WorldInfo, X3D, accessType and type, XML data types, field types

Event Graph ROUTE Table entries 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.

TimeOfDayClock
TimeSensor
fraction_changed
SFFloat
→
ROUTE
event to
(1)
BackgroundSequencer
IntegerSequencer
set_fraction
SFFloat 		then
 
 
  		BackgroundSequencer
IntegerSequencer
value_changed
SFInt32
→
ROUTE
event to
(2)
SelectorScript
Script
whichBackground
SFInt32 		then
 
 
  		SelectorScript
Script
bind0
SFBool
→
ROUTE
event to
(3)
SunRiseSky
Background
set_bind
SFBool
  then
 
 
  		SelectorScript
Script
bind1
SFBool
→
ROUTE
event to
(3)
HighNoonSky
Background
set_bind
SFBool
  then
 
 
  		SelectorScript
Script
bind2
SFBool
→
ROUTE
event to
(3)
SunsetSky
Background
set_bind
SFBool
  then
 
 
  		SelectorScript
Script
bind3
SFBool
→
ROUTE
event to
(3)
NightSky
Background
set_bind
SFBool

Additional guidance on X3D animation can be found in the 10-Step Animation Design Process and Event Tracing hint sheets. Have fun with X3D! 😀
-->
<!-- Online at
https://www.web3d.org/x3d/content/examples/X3dForWebAuthors/Chapter11LightingEnvironmentalEffects/BackgroundSelectorIndex.html -->
<!-- Version control at
https://sourceforge.net/p/x3d/code/HEAD/tree/www.web3d.org/x3d/content/examples/X3dForWebAuthors/Chapter11LightingEnvironmentalEffects/BackgroundSelector.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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