Example3.x3d

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE X3D PUBLIC "ISO//Web3D//DTD X3D 3.2//EN" "http://www.web3d.org/specifications/x3d-3.2.dtd">

<X3D profile="Immersive" version="3.2">
  <Scene>    
    <ProtoDeclare name='testbox'>
      <ProtoInterface>
        <field name='translation' type='SFVec3f' accessType='inputOutput'></field>  
      </ProtoInterface>
      <ProtoBody> 
        <Group>
          <Transform DEF="box1">
            <IS>
              <connect nodeField="translation" protoField="translation"></connect>
            </IS>  
            <Shape>
              <Box size="1 1 1"></Box>
              <Appearance>
                <Material diffuseColor="0 1 0"></Material>
              </Appearance>
            </Shape>
          </Transform>  
        </Group>
        <Group>
	  <TimeSensor DEF="Timer" cycleInterval="5" loop="true"></TimeSensor>
          <PositionInterpolator DEF="PI" key="0 0.25 0.5 0.75 1" keyValue="0 0 0, 0.5 0 0, 0 0 0, -0.5 0 0, 0 0 0"></PositionInterpolator>
	  <ROUTE fromNode="Timer" fromField="fraction_changed" toNode="PI" toField="set_fraction"></ROUTE>
          <ROUTE fromNode="PI" fromField="value_changed" toNode="box1" toField="set_translation"></ROUTE>	
        </Group>
      </ProtoBody>
    </ProtoDeclare>
  </Scene>
</X3D>