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<html>

<head>
	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
	<title> Coordinate system </title>
	<link rel="stylesheet" type="text/css" href="x3dom.css">
	</link>
</head>

<body>
	<h1> Coordinate system </h1>
	<table width="100%" height="85%" border="0">
		<tr>
			<td width="50%" align="center" valign="top" scope="col">
				<X3D id="shapedata" width="600px" height="600px" style="float:left">
					<Scene>
						<background transparency='0' skyColor='1 1 1'> </background>
						<!-- Invoke CoordinateAxes in other scenes as an Inline child inside a scaling Transform node, at the topmost level of the scene graph. -->
						<!-- Each arrow goes from +1m to -1m to allow linear scaling to fit a scene -->
						<!-- Note each label rotates about the scene's vertical Y axis for consistency, enabling local orientation by user -->
						<Group>
							<!-- Vertical Y arrow and label -->
							<Group DEF='ArrowGreen'>
								<Shape>
									<Appearance DEF='Green'>
										<Material diffuseColor='0 1 0'> </Material>
									</Appearance>
									<Cylinder DEF='ArrowCylinder' radius='.025' top='false'> </Cylinder>
								</Shape>
								<Transform translation='0 1 0'>
									<Shape>
										<Appearance USE='Green'> </Appearance>
										<Cone DEF='ArrowCone' bottomRadius='.05' height='.1'> </Cone>
									</Shape>
								</Transform>
							</Group>
							<Transform translation='0 1.08 0'>
								<Billboard>
									<Shape>
										<Appearance DEF='LABEL_APPEARANCE'>
											<Material diffuseColor='0 0 0'> </Material>
										</Appearance>
										<Text string='"Y"'>
											<FontStyle DEF='LABEL_FONT' family='"SANS"' justify='"MIDDLE" "MIDDLE"' size='.2'> </FontStyle>
										</Text>
									</Shape>
								</Billboard>
							</Transform>
							<Transform rotation='0 0 1 -1.57079'>
								<!-- Horizontal X arrow and label -->
								<Group DEF='ArrowRed'>
									<Shape>
										<Appearance DEF='Red'>
											<Material diffuseColor='.7 .1 .1' emissiveColor='.33 0 0' />
										</Appearance>
										<Cylinder USE='ArrowCylinder'> </Cylinder>
									</Shape>
									<Transform translation='0 1 0'>
										<Shape>
											<Appearance USE='Red'> </Appearance>
											<Cone USE='ArrowCone'> </Cone>
										</Shape>
									</Transform>
								</Group>
								<Transform rotation='0 0 1 1.57079' translation='.072 1.1 0'>
									<!-- note label rotated back to original coordinate frame -->
									<Billboard>
										<Shape>
											<Appearance USE='LABEL_APPEARANCE'>
											</Appearance>
											<Text string='"X"'>
												<FontStyle USE='LABEL_FONT'>
											</Text>
										</Shape>
									</Billboard>
								</Transform>
							</Transform>
							<Transform rotation='1 0 0 1.57079'>
								<!-- Z arrow and label -->
								<Group DEF='ArrowBlue'>
									<Shape>
										<Appearance DEF='Blue'>
											<Material diffuseColor='0  0 1'> </Material>
										</Appearance>
										<Cylinder USE='ArrowCylinder'> </Cylinder>
									</Shape>
									<Transform translation='0 1 0'>
										<Shape>
											<Appearance USE='Blue'> </Appearance>
											<Cone USE='ArrowCone'> </Cone>
										</Shape>
									</Transform>
								</Group>
								<Transform rotation='1 0 0 -1.57079' translation='0 1.1 .072'>
									<!-- note label rotated back to original coordinate frame -->
									<Billboard>
										<Shape>
											<Appearance USE='LABEL_APPEARANCE'>
											</Appearance>
											<Text string='"Z"'>
												<FontStyle USE='LABEL_FONT'>
											</Text>
										</Shape>
									</Billboard>
								</Transform>
							</Transform>
						</Group>
					</Scene>
				</X3D>
			</td>
			<td width="50%" align="left" valign="top" scope="col">
				In X3DOM, a right hand coordinate system is used. The Y-axis is pointing up. <br> <br>
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				<img src="img/right_hand_system.png" width="178" />
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			</td>
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		</tr>
	</table>
	<script type="text/javascript" src="x3dom.js"></script>
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</body>
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</html>

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