<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE X3D PUBLIC "ISO//Web3D//DTD X3D 3.0//EN" "https://www.web3d.org/specifications/x3d-3.0.dtd">
<X3D profile='Immersive' version='3.0' xmlns:xsd='http://www.w3.org/2001/XMLSchema-instance' xsd:noNamespaceSchemaLocation='https://www.web3d.org/specifications/x3d-3.0.xsd'>
  <head>
    <meta content='SeaStateElevationGridExample.x3d' name='title'/>
    <meta content='Sea State animation using ElevationGrid.' name='description'/>
    <meta content='Don Brutzman, Marcus Simoes and MV3204 class' name='creator'/>
    <meta content='25 May 2001' name='created'/>
    <meta content='20 October 2019' name='modified'/>
    <meta content='unfinished, but in progress...' name='warning'/>
    <meta content='https://www.web3d.org/x3d/content/examples/Savage/Environment/SeaState/SeaStateElevationGridExample.x3d' name='identifier'/>
    <meta content='SeaStateExtrusionExample.x3d' name='reference'/>
    <meta content='sea state, MFFloat interpolator script' name='subject'/>
    <meta content='X3D-Edit 3.2, https://www.web3d.org/x3d/tools/X3D-Edit' name='generator'/>
    <meta content='../../license.html' name='license'/>
  </head>
  <Scene>
    <WorldInfo title='SeaStateElevationGridExample.x3d'/>
    <Viewpoint description='hello sea state' orientation='1 0 0 -0.78' position='0 5 5'/>
    <TimeSensor DEF='WaveClock' cycleInterval='3' loop='true'/>
    <!-- WaveHeightCalculationScript -->
    <Script DEF='MFFloatInterpolatorScript'>
      <field accessType='inputOnly' name='set_fraction' type='SFFloat'/>
      <field accessType='inputOutput' name='key' type='MFFloat'/>
      <field accessType='inputOutput' name='keyValue' type='MFFloat'/>
      <field accessType='outputOnly' name='value_changed' type='MFFloat'/>
      <![CDATA[
ecmascript:

function set_fraction (value, timestamp)
{
//	Browser.println ('received value=' + value);

//	interpolate between values in our keyValue array
}
]]>
    </Script>
    <Shape>
      <ElevationGrid DEF='WaveGrid' height='0 0 0 0 0 0 0 0 0' xDimension='3' zDimension='3'/>
      <Appearance>
        <Material diffuseColor='0 0.6 0.6'/>
      </Appearance>
    </Shape>
    <ROUTE fromField='fraction_changed' fromNode='WaveClock' toField='set_fraction' toNode='MFFloatInterpolatorScript'/>
    <ROUTE fromField='value_changed' fromNode='MFFloatInterpolatorScript' toField='set_height' toNode='WaveGrid'/>
  </Scene>
</X3D>