| 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=' ElevationGridNonPlanarQuadrilaterals.x3d '/> |
| 6 | <meta name='description' content='Show how a single nonplanar quadrilateral can be tesselated in 2 different ways.'/> |
| 7 | <meta name='creator' content='Don Brutzman'/> |
| 8 | <meta name='contributor' content='U.S. Naval Postgraduate School (NPS)'/> |
| 9 | <meta name='created' content='28 August 2005'/> |
| 10 | <meta name='modified' content='20 October 2019'/> |
| 11 | <meta name='identifier' content=' https://www.web3d.org/x3d/content/examples/X3dForWebAuthors/Chapter06GeometryPointsLinesPolygons/ElevationGridNonPlanarQuadrilaterals.x3d '/> |
| 12 | <meta name='generator' content='X3D-Edit 3.3, https://www.web3d.org/x3d/tools/X3D-Edit'/> |
| 13 | <meta name='license' content='../license.html'/> |
| 14 | </head> |
| 15 | <Scene> |
| 16 | <WorldInfo title='ElevationGridNonPlanarQuadrilaterals.x3d'/> |
| 17 | <NavigationInfo DEF='ExamineMode'/> |
| 18 |
<!-- ROUTE information for FlyPanNavigation node:
[from DefaultView.isBound to set_bind
]
-->
<NavigationInfo DEF='FlyPanNavigation' type='"FLY" "ANY"'/> |
| 19 | <Background skyColor='1 1 1'/> |
| 20 | <Viewpoint description='Book View' orientation='0 1 0 0.01' position='0.13 0.2 7.71'/> |
| 21 |
<!-- ROUTE information for DefaultView node:
[from isBound to FlyPanNavigation.set_bind
]
-->
<Viewpoint DEF='DefaultView' description='ElevationGrid tessellation examples' position='0 0.2 10'/> |
| 22 | < ROUTE fromNode='DefaultView' fromField='isBound' toNode='FlyPanNavigation' toField='set_bind'/> |
| 23 | <Transform translation='0 -0.75 0'> |
| 24 | <Transform DEF='FigureElevationGridBack' translation='-4 0 0'> |
| 25 | <!-- Note that the base of each piece of polygonal geometry is based at (1 0 1) --> |
| 26 | <Viewpoint description='Default brower ElevationGrid tessellation, front view' position='1.5 0.4 4'/> |
| 27 | <Transform center='1 0 1' rotation='0 1 0 3.2'> |
| 28 |
<!-- Group
DefaultElevationGrid is a DEF node that has 1 USE node: USE_1 -->
<Group DEF='DefaultElevationGrid'> |
| 29 | <Shape DEF='ExampleElevationGridShape'> |
| 30 | <ElevationGrid solid='false' height='0 0.5 0 0'/> |
| 31 |
<!-- Appearance
DiffuseRedAppearance is a DEF node that has 2 USE nodes: USE_1, USE_2 -->
<Appearance DEF='DiffuseRedAppearance'> |
| 32 | <Material diffuseColor='0.9 0.1 0.1' transparency='0.1'/> |
| 33 | </Appearance> |
| 34 | </Shape> |
| 35 | <Transform DEF='FigureLabelBrowserElevationGrid' translation='0.5 1 0.5'> |
| 36 | <Billboard> |
| 37 | <Shape> |
| 38 | <Text string='"Browser" "ElevationGrid"'> |
| 39 | |
| 40 | </Text> |
| 41 | |
| 42 | <Material diffuseColor='0.2 0.1 0.8'/> |
| 43 | </Appearance> |
| 44 | </Shape> |
| 45 | </Billboard> |
| 46 | </Transform> |
| 47 |
<!-- Group
CommonFigureElements is a DEF node that has 2 USE nodes: USE_1, USE_2 -->
<Group DEF='CommonFigureElements'> |
| 48 | <Shape DEF='QuadOutlineShape'> |
| 49 | <IndexedLineSet colorPerVertex='false' colorIndex='0 0 0 0' coordIndex='0 1 3 2 0 -1'> |
| 50 | <!-- first iterate on x-axis, then z-xis --> |
| 51 | |
| 52 | |
| 53 | </IndexedLineSet> |
| 54 | </Shape> |
| 55 | <Shape DEF='FloorShape'> |
| 56 | <!-- setting all height values to zero is a simple way to get a square outline. A more efficient way is to use an IndexedFaceSet. --> |
| 57 | <ElevationGrid solid='false'/> |
| 58 | <Appearance DEF='TransparentGreyAppearance'> |
| 59 | <Material diffuseColor='0 0 0' transparency='0.8'/> |
| 60 | </Appearance> |
| 61 | </Shape> |
| 62 | <Transform DEF='PointLabels' translation='0 -0.2 0'> |
| 63 | <Billboard> |
| 64 | <Shape> |
| 65 | <Text string='"h0"'> |
| 66 | <FontStyle USE='CenterFS'/> |
| 67 | </Text> |
| 68 | <Appearance USE='LabelAppearance'/> |
| 69 | </Shape> |
| 70 | </Billboard> |
| 71 | <Transform translation='1 0 0'> |
| 72 | <Billboard> |
| 73 | <Shape> |
| 74 | <Text string='"h1"'> |
| 75 | <FontStyle USE='CenterFS'/> |
| 76 | </Text> |
| 77 | <Appearance USE='LabelAppearance'/> |
| 78 | </Shape> |
| 79 | </Billboard> |
| 80 | </Transform> |
| 81 | <Transform translation='0 0 1'> |
| 82 | <Billboard> |
| 83 | <Shape> |
| 84 | <Text string='"h2"'> |
| 85 | <FontStyle USE='CenterFS'/> |
| 86 | </Text> |
| 87 | <Appearance USE='LabelAppearance'/> |
| 88 | </Shape> |
| 89 | </Billboard> |
| 90 | </Transform> |
| 91 | <Transform translation='1 0 1'> |
| 92 | <Billboard> |
| 93 | <Shape> |
| 94 | <Text string='"h3"'> |
| 95 | <FontStyle USE='CenterFS'/> |
| 96 | </Text> |
| 97 | <Appearance USE='LabelAppearance'/> |
| 98 | </Shape> |
| 99 | </Billboard> |
| 100 | </Transform> |
| 101 | </Transform> |
| 102 | <Shape DEF='QuadVerticalLineShape'> |
| 103 | <IndexedLineSet colorPerVertex='false' colorIndex='0 0 0 0' coordIndex='1 4 -1'> |
| 104 | <Coordinate USE='QuadrilateralPoints'/> |
| 105 | <Color USE='White'/> |
| 106 | </IndexedLineSet> |
| 107 | </Shape> |
| 108 | </Group> |
| 109 |
<!-- Shape
QuadCrossDiagonalLineShape is a DEF node that has 1 USE node: USE_1 -->
<Shape DEF='QuadCrossDiagonalLineShape'> |
| 110 | <IndexedLineSet colorPerVertex='false' colorIndex='0 0 0 0' coordIndex='2 1 -1'> |
| 111 | <Coordinate USE='QuadrilateralPoints'/> |
| 112 | <Color USE='White'/> |
| 113 | </IndexedLineSet> |
| 114 | </Shape> |
| 115 |
<!-- Shape
QuadCenterDiagonalLineShape is a DEF node that has 1 USE node: USE_1 -->
<Shape DEF='QuadCenterDiagonalLineShape'> |
| 116 | <IndexedLineSet colorPerVertex='false' colorIndex='0 0 0 0' coordIndex='0 3 -1'> |
| 117 | <Coordinate USE='QuadrilateralPoints'/> |
| 118 | <Color USE='White'/> |
| 119 | </IndexedLineSet> |
| 120 | </Shape> |
| 121 | </Group> |
| 122 | </Transform> |
| 123 | </Transform> |
| 124 | <Transform DEF='FigureElevationGridFront' translation='-1 0 0'> |
| 125 | <Viewpoint description='Default brower ElevationGrid tessellation, back view' position='0.5 0.4 4'/> |
| 126 | <Transform center='1 0 1' rotation='0 1 0 0.8'> |
| 127 | <Group USE='DefaultElevationGrid'/> |
| 128 | </Transform> |
| 129 | </Transform> |
| 130 | <Transform DEF='FigureIfsCenterDiagonal' translation='1 0 0'> |
| 131 | <Viewpoint description='Center-diagonal tessellation' position='0.5 0.4 4'/> |
| 132 | <Transform center='1 0 1' rotation='0 1 0 0.4'> |
| 133 | <Shape> |
| 134 | <IndexedFaceSet coordIndex='0 3 1 -1 0 2 3 -1'> |
| 135 | <Coordinate USE='QuadrilateralPoints'/> |
| 136 | </IndexedFaceSet> |
| 137 | <Appearance USE='DiffuseRedAppearance'/> |
| 138 | </Shape> |
| 139 | <Transform DEF='FigureLabelCenterDiagonalTessellation' translation='0.5 1 0.5'> |
| 140 | <Billboard> |
| 141 | <Shape> |
| 142 | <Text string='"Center Diagonal" "Tessellation"'> |
| 143 | <FontStyle USE='CenterFS'/> |
| 144 | </Text> |
| 145 | <Appearance USE='LabelAppearance'/> |
| 146 | </Shape> |
| 147 | </Billboard> |
| 148 | </Transform> |
| 149 | <Group USE='CommonFigureElements'/> |
| 150 | <Shape USE='QuadCenterDiagonalLineShape'/> |
| 151 | </Transform> |
| 152 | </Transform> |
| 153 | <Transform DEF='FigureIfsCrossDiagonal' translation='3 0 0'> |
| 154 | <Viewpoint description='Cross-diagonal tessellation' position='0.5 0.4 4'/> |
| 155 | <Transform center='1 0 1'> |
| 156 | <Shape> |
| 157 | <IndexedFaceSet coordIndex='0 2 1 -1 2 3 1 -1'> |
| 158 | <Coordinate USE='QuadrilateralPoints'/> |
| 159 | </IndexedFaceSet> |
| 160 | <Appearance USE='DiffuseRedAppearance'/> |
| 161 | </Shape> |
| 162 | <Transform DEF='FigureLabelCrossDiagonalTessellation' translation='0.5 1 0.5'> |
| 163 | <Billboard> |
| 164 | <Shape> |
| 165 | <Text string='"Cross Diagonal" "Tessellation"'> |
| 166 | <FontStyle USE='CenterFS'/> |
| 167 | </Text> |
| 168 | <Appearance USE='LabelAppearance'/> |
| 169 | </Shape> |
| 170 | </Billboard> |
| 171 | </Transform> |
| 172 | <Group USE='CommonFigureElements'/> |
| 173 | <Shape USE='QuadCrossDiagonalLineShape'/> |
| 174 | </Transform> |
| 175 | </Transform> |
| 176 | </Transform> |
| 177 | </Scene> |
| 178 | </X3D> |
Event Graph ROUTE Table with 1 ROUTE connection 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.
|
DefaultView
Viewpoint isBound SFBool |
FlyPanNavigation
NavigationInfo set_bind SFBool |
<!--
Color-coding 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.
-->