<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE X3D PUBLIC "ISO//Web3D//DTD X3D 4.0//EN" "https://www.web3d.org/specifications/x3d-4.0.dtd">
<X3D profile='Immersive'
version='4.0'
xmlns:xsd='http://www.w3.org/2001/XMLSchema-instance'
xsd:noNamespaceSchemaLocation
='
https://www.web3d.org/specifications/x3d-4.0.xsd
'
>
<head>
<meta name='title' content='
MetadataNodeExamplesX3D4.x3d
'/>
<meta name='description' content='Simple examples of meta statements, comments, WorldInfo node and typed metadata nodes.'/>
<meta name='creator' content='Don Brutzman'/>
<meta name='created' content='30 September 2011'/>
<meta name='modified' content='30 September 2023'/>
<meta name='reference' content='Original name MetadataNodeExamples.x3d, split and renamed since handling of metadata containerField defaults changed in X3D4.'/>
<meta name='reference' content='
MetadataNodeExamplesX3D3.x3d
'/>
<meta name='specificationSection' content='
X3D 4.0 Architecture, ISO/IEC 19775-1:2023, 4 Concepts, 4.3.2 Root nodes'/>
<meta name='specificationUrl' content='
https://www.web3d.org/specifications/X3Dv4/ISO-IEC19775-1v4-IS/Part01/concepts.html#Rootnodes
'/>
<meta name='info' content='Information in head and meta elements is retained after a scene is parsed and loaded, and can be referenced via the Scene Access Interface (SAI) or Document Object Model (DOM)'/>
<meta name='info' content='Authoring note: MetadataBoolean requires X3D version 4.0, as used in this example scene'/>
<meta name='reference' content='The following referenced chapter is published online but was not included in the printed book.'/>
<meta name='reference' content='
Chapter15MetadataInformation.html
'/>
<meta name='reference' content='
https://x3dgraphics.com/chapters/Chapter15MetadataInformation.html
'/>
<meta name='reference' content='
https://X3dGraphics.com
'/>
<meta name='reference' content='
https://www.web3d.org/x3d/content/examples/X3dResources.html
'/>
<meta name='rights' content='Copyright 2006, Daly Realism and Don Brutzman'/>
<meta name='subject' content='
X3D book, X3D graphics, X3D-Edit, http://www.x3dGraphics.com
'/>
<meta name='identifier' content='
https://www.web3d.org/x3d/content/examples/X3dForWebAuthors/Chapter15Metadata/MetadataNodeExamplesX3D4.x3d
'/>
<meta name='generator' content='X3D-Edit 4.0,
https://savage.nps.edu/X3D-Edit'/>
<meta name='license' content='
../license.html'/>
</head>
<!--
-->
<Scene>
<!-- May 2017: X3D4 Architecture Specification clarification allows Metadata nodes at top level of Scene graph. -->
<
MetadataString name='
TestRootMetadataNode'
value='
"Check whether scene root Metadata* node is satisfactory." "Note that all SFString values must be quoted."'/>
<!-- Comments can appear between nodes (XML elements) but are not retained after a scene is parsed, loaded and playing -->
<WorldInfo DEF='MyWorldInfo' info='"Metadata strings" "can go here" "as string array values"' title='MetadataNodeExamplesX3D4.x3d Example Scene'>
<!-- Structured information can go in Metadata nodes. Note that any X3D node can contain a single Metadata node with containerField='metadata' -->
<
MetadataSet DEF='
MyMetadataSetNode'
containerField='
metadata'
name='
Metadata_name'
reference='
SomeReferenceStandard 1.2.3c'>
<
MetadataBoolean DEF='
MyMetadataBooleanNode'
name='
Coin Flip'
reference='
MetadataBoolean supported in X3D v3.3 and later'
value='
true false true false'/>
<
MetadataDouble DEF='
MyMetadataDoubleNode'
name='
Metadata_name'
reference='
SomeReferenceStandard 1.2.3c'
value='
3.141592658 2.71812181'/>
<
MetadataFloat DEF='
MyMetadataFloatNode'
name='
Metadata_name'
reference='
SomeReferenceStandard 1.2.3c'
value='
9.8 6.023e+23'/>
<
MetadataInteger DEF='
MyMetadataIntegerNode'
name='
Metadata_name'
reference='
SomeReferenceStandard 1.2.3c'
value='
6 28 496'/>
<
MetadataString DEF='
MyMetadataStringNode'
name='
Metadata_name'
reference='
SomeReferenceStandard 1.2.3c'
value='
"Part 27" "P27" "p27"'/>
<
MetadataSet DEF='
NestedMetadataSetNode'
containerField='
metadata'
name='
TestNestedMetadataSetNodes'>
<!-- MetadataSet can also contain multiple Metadata nodes with default containerField='value' including USE nodes -->
<
MetadataString USE='
MyMetadataStringNode'/>
<
MetadataInteger USE='
MyMetadataIntegerNode'/>
<
MetadataFloat USE='
MyMetadataFloatNode'/>
<
MetadataFloat name='
coefficients'
value='
3.141592653 2.7128 1 0'/>
</
MetadataSet>
</
MetadataSet>
</WorldInfo>
<Background skyColor='0 0.439216 0.760784'/>
<Viewpoint description='View scene source to see metadata examples' position='0 0 9'/>
<Anchor description='Load scene index page' parameter='"target=_blank"'
url='
MetadataNodeExamplesIndex.html"https://www.web3d.org/x3d/content/examples/X3dForWebAuthors/Chapter15Metadata/MetadataNodeExamplesIndex.html" '
>
<Shape>
<Text string='"View scene source" "to see" "metadata examples"'>
<FontStyle justify='"MIDDLE" "MIDDLE"'/>
</Text>
<Appearance>
<Material diffuseColor='1 0.992157 0.039216'/>
</Appearance>
</Shape>
</Anchor>
</Scene>
</X3D>
<!--
-->
-->
<!--
Online at
https://www.web3d.org/x3d/content/examples/X3dForWebAuthors/Chapter15Metadata/MetadataNodeExamplesX3D4Index.html
-->
<!--
Version control at
https://sourceforge.net/p/x3d/code/HEAD/tree/www.web3d.org/x3d/content/examples/X3dForWebAuthors/Chapter15Metadata/MetadataNodeExamplesX3D4.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)
-->
<!--
For additional help information about X3D scenes, please see X3D Tooltips, X3D Resources, and X3D Scene Authoring Hints.
-->