X3D Model Documentation: MorphingTriangleSet.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='Interchange' 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='MorphingTriangleSet.x3d'/>
  6            <meta name='description' content='Animated example of a morphing TriangleSet'/>
  7            <meta name='created' content='1 January 2007'/>
  8            <meta name='modified' content='27 July 2024'/>
  9            <meta name='creator' content='Leonard Daly and Don Brutzman'/>
 10            <meta name='reference' content='https://X3dGraphics.com'/>
 11            <meta name='reference' content='https://www.web3d.org/x3d/content/examples/X3dResources.html'/>
 12            <meta name='rights' content='Copyright Don Brutzman and Leonard Daly 2007'/>
 13            <meta name='subject' content='X3D book, X3D graphics, X3D-Edit, http://www.x3dGraphics.com'/>
 14            <meta name='identifier' content='https://www.web3.org/x3d/content/examples/X3dForWebAuthors/Chapter13GeometryTrianglesQuadrilaterals/MorphingTriangleSetExample.x3d'/>
 15            <meta name='generator' content='X3D-Edit 4.0, https://savage.nps.edu/X3D-Edit'/>
 16            <meta name='license' content='../license.html'/>
 17       </head>
<!--
<!--
Event Graph ROUTE Table shows event connections.
-->

<!-- to top Index for DEF nodes: Mover, Points, Timer

Index for Viewpoint nodes: Viewpoint_1, Viewpoint_2
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 18       <Scene>
 19            <WorldInfo title='MorphingTriangleSet.x3d'/>
 20            <Viewpoint description='Book View - Cube' orientation='-0.742 0.635 0.215 0.81' position='5.71 6.54 7.99'/>
 21            <Viewpoint description='Book View - Pyramid' orientation='-0.044 0.998 0.037 0.72' position='5.5 1.68 4.41'/>
 22            <Background skyColor='1 1 1'/>
 23            <Transform rotation='1 0 0 0'>
 24                 <Shape>
 25                      <TriangleSet ccw='true' colorPerVertex='true' normalPerVertex='true' solid='false' containerField='geometry'>
 26 
                         <!-- ROUTE information for Points node:  [from Mover.value_changed to point ] -->
                          <Coordinate DEF='Points' point='0 0 0 4 0 0 2 1.15 0 4 0 0 2 3.46 0 2 1.15 0 2 3.46 0 0 0 0 2 1.15 0 0 0 0 4 0 0 2 1.15 1.15 4 0 0 2 1.73 3 2 1.15 1.15 2 1.73 3 0 0 0 2 1.15 1.15 4 0 0 2 3.46 0 3 2.31 1.15 2 3.46 0 2 1.73 3 3 2.31 1.15 2 1.73 3 4 0 0 3 2.31 1.15 2 3.46 0 0 0 0 1 2.31 1.15 0 0 0 2 1.73 3 1 2.31 1.15 2 1.73 3 2 3.46 0 1 2.31 1.15'/>
 27                           <Color color='1 0. 0 0 .8 0 1 .5 0 0 .8 0 0 0. 1 1 .5 0 0 0. 1 1 0. 0 1 .5 0 1. 0. 0. 0. .8 0. 1 0 1 0. .8 0. .7 .3 .4 1 0 1 .7 .3 .4 1. 0. 0. 1 0 1 0. .8 0. 0. 0. 1. 0 1 1 0. 0. 1. .7 .3 .4 0 1 1 .7 .3 .4 0. .8 0. 0 1 1 0. 0. 1. 1. 0. 0. 1 1 0 1. 0. 0. .7 .3 .4 1 1 0 .7 .3 .4 0. 0. 1. 1 1 0'/>
 28                      </TriangleSet>
 29                 </Shape>
 30            </Transform>
 31 
          <!-- ROUTE information for Timer node:  [from fraction_changed to Mover.set_fraction ] -->
           <TimeSensor DEF='Timer' cycleInterval='30' loop='true' startTime='1'/>
 32 
          <!-- ROUTE information for Mover node:  [from Timer.fraction_changed to set_fraction ] [from value_changed to Points.point ] -->
           <CoordinateInterpolator DEF='Mover' key='0 .2 .5 .7' keyValue='0 0 0 4 0 0 2 1.15 0 4 0 0 2 3.46 0 2 1.15 0 2 3.46 0 0 0 0 2 1.15 0 0 0 0 4 0 0 2 0.58 0.58 4 0 0 2 1.73 3 2 0.58 0.58 2 1.73 3 0 0 0 2 0.58 0.58 4 0 0 2 3.46 0 3 2.31 0.58 2 3.46 0 2 1.73 3 3 2.31 0.58 2 1.73 3 4 0 0 3 2.31 0.58 2 3.46 0 0 0 0 1 2.31 0.58 0 0 0 2 1.73 3 1 2.31 0.58 2 1.73 3 2 3.46 0 1 2.31 0.58 0 0 0 4 0 0 0 4 0 4 0 0 4 4 0 0 4 0 0 0 4 0 0 0 0 4 0 0 0 0 4 0 0 0 0 4 4 0 0 4 0 4 0 0 4 4 0 4 0 0 4 4 4 4 4 0 0 4 4 0 4 4 4 4 4 0 0 4 4 4 4 4 4 0 4 4 0 0 4 4 4 0 4 4 0 0 4 4 4 4 0 0 4 0 4 4 0 4 0 0 4 4 4 4 0 0 4 0 0 0 0 4 0 0 0 4 0 4 0 0 4 4 0 0 4 0 0 0 4 0 0 0 0 4 0 0 0 0 4 0 0 0 0 4 4 0 0 4 0 4 0 0 4 4 0 4 0 0 4 4 4 4 4 0 0 4 4 0 4 4 4 4 4 0 0 4 4 4 4 4 4 0 4 4 0 0 4 4 4 0 4 4 0 0 4 4 4 4 0 0 4 0 4 4 0 4 0 0 4 4 4 4 0 0 4 0 0 0 0 4 0 0 2 1.15 0 4 0 0 2 3.46 0 2 1.15 0 2 3.46 0 0 0 0 2 1.15 0 0 0 0 4 0 0 2 0.58 0.58 4 0 0 2 1.73 3 2 0.58 0.58 2 1.73 3 0 0 0 2 0.58 0.58 4 0 0 2 3.46 0 3 2.31 0.58 2 3.46 0 2 1.73 3 3 2.31 0.58 2 1.73 3 4 0 0 3 2.31 0.58 2 3.46 0 0 0 0 1 2.31 0.58 0 0 0 2 1.73 3 1 2.31 0.58 2 1.73 3 2 3.46 0 1 2.31 0.58'/>
 33            < ROUTE  fromNode='Timer' fromField='fraction_changed' toNode='Mover' toField='set_fraction'/>
 34            < ROUTE  fromNode='Mover' fromField='value_changed' toNode='Points' toField='point'/>
 35       </Scene>
 36  </X3D>
<!--
<!--
Event Graph ROUTE Table shows event connections.
-->

<!-- to top Index for DEF nodes: Mover, Points, Timer

Index for Viewpoint nodes: Viewpoint_1, Viewpoint_2
-->
X3D Tooltips element index: Background, Color, Coordinate, CoordinateInterpolator, head, meta, ROUTE, Scene, Shape, TimeSensor, Transform, TriangleSet, Viewpoint, WorldInfo, X3D, accessType and type, XML data types, field types

Event Graph ROUTE Table 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.

Timer
TimeSensor
fraction_changed
SFFloat
→
ROUTE
event to
(1)
Mover
CoordinateInterpolator
set_fraction
SFFloat 		then
 
 
  		Mover
CoordinateInterpolator
value_changed
MFVec3f
→
ROUTE
event to
(2)
Points
Coordinate
point
MFVec3f
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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<!-- 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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to top <!-- For additional help information about X3D scenes, please see X3D Tooltips, X3D Resources, and X3D Scene Authoring Hints. -->