proto_sheep


	<?xml version="1.0" encoding="UTF-8"?>

	<X3D>
	
	<Scene>
	
	<ProtoDeclare name='Sheep'>
	
	<ProtoInterface>
	
	<field  accessType='inputOnly'  type='MFFloat' name='packet_in'/>

	<field  accessType='outputOnly'  type='MFFloat' name='packet_out'/>

	
	</ProtoInterface>

	<ProtoBody>
	
	<!-- Sheep -->

	<Transform DEF='Move-Tf'>
	
	<Transform DEF='Action-Tf'  translation='0 1.1 0'>
	
	<!-- body -->

	<Shape>
	
	<Appearance DEF='Body-Ap'>
	
	<Material  diffuseColor='1 1 0.8'/>

	
	</Appearance>

	<Sphere/>

	
	</Shape>

	

	<!-- head -->

	<Transform DEF='Head-Tf'  rotation='1 0 0 0'>
	
	<Transform  translation='0 0.2 1'  rotation='-1 0 0 0.5'  scale='0.7 0.9 0.7'>
	
	<Shape>
	
	<Appearance DEF='Haed-Ap'>
	
	<Material  diffuseColor='0.3 0.2 0.2'/>

	
	</Appearance>

	<Sphere  radius='0.7'/>

	
	</Shape>

	

	<!-- left ear -->

	<Transform DEF='YearL'  translation='0.6 0.4 0.1'  scale='2 0.7 1'>
	
	<Shape DEF='Year-Sp'>
	
	<Appearance USE='Haed-Ap'/>

	<Sphere  radius='0.2'/>

	
	</Shape>

	
	</Transform>

	

	<!-- right ear -->

	<Transform DEF='YearR'  translation='-0.6 0.4 0.1'  scale='2 0.7 1'>
	
	<Shape USE='Year-Sp'/>

	
	</Transform>

	

	<!-- left eye -->

	<Transform DEF='EyeL'  translation='0.35 0.25 0.5'>
	
	<Shape DEF='Eye-Sp'>
	
	<Appearance>
	
	<Material  diffuseColor='0 0 0.001'/>

	
	</Appearance>

	<Sphere  radius='0.1'/>

	
	</Shape>

	
	</Transform>

	

	<!-- right eye -->

	<Transform DEF='EyeR'  translation='-0.35 0.25 0.5'>
	
	<Shape USE='Eye-Sp'/>

	
	</Transform>

	
	</Transform>

	
	</Transform>

	

	<!-- left forefoot -->

	<Transform DEF='FootFL-Tf'  rotation='1 0 -1 0.8'>
	
	<Transform  translation='0.75 0 0.75'>
	
	<Shape DEF='Foot-Sp'>
	
	<Appearance USE='Haed-Ap'/>

	<Sphere  radius='0.3'/>

	
	</Shape>

	
	</Transform>

	
	</Transform>

	

	<!-- right forefoot -->

	<Transform DEF='FootFR-Tf'  rotation='1 0 1 0.8'>
	
	<Transform  translation='-0.75 0 0.75'>
	
	<Shape USE='Foot-Sp'/>

	
	</Transform>

	
	</Transform>

	

	<!-- left hind leg -->

	<Transform DEF='FootRL-Tf'  rotation='-1 0 -1 0.8'>
	
	<Transform  translation='0.75 0 -0.75'>
	
	<Shape USE='Foot-Sp'/>

	
	</Transform>

	
	</Transform>

	

	<!-- right hind leg -->

	<Transform DEF='FootRR-Tf'  rotation='-1 0 1 0.8'>
	
	<Transform  translation='-0.75 0 -0.75'>
	
	<Shape USE='Foot-Sp'/>

	
	</Transform>

	
	</Transform>

	

	<!-- Tail -->

	<Transform DEF='Tail-Tf'  rotation='1 0 0 0.3'>
	
	<Transform  translation='0 0 -1'>
	
	<Shape DEF='Foot-Sp'>
	
	<Appearance USE='Body-Ap'/>

	<Sphere  radius='0.2'/>

	
	</Shape>

	
	</Transform>

	
	</Transform>

	
	</Transform>

	

	<!-- Shadow of this sheep -->

	<Transform DEF='Shadow-Tf'  translation='-0.1 0 -0.1'  scale='1 0.01 1'>
	
	<Shape>
	
	<Appearance DEF='Shadow-Ap'>
	
	<Material  diffuseColor='0 0 0.001'  transparency='0.5'/>

	
	</Appearance>

	<Sphere  radius='1.05'/>

	
	</Shape>

	
	</Transform>

	

	<Viewpoint DEF='Vp'  position='5 2.5 5'  orientation='0 1 0 0.785'/>

	<TouchSensor DEF='ThS'/>

	
	</Transform>

	

	<!-- viewpoint script -->

	<Script DEF='View-Sc'>
	
	<field  accessType='inputOnly'  type='SFTime' name='touchTime'/>

	<field  accessType='outputOnly'  type='SFBool' name='set_bind'/>

	<![CDATA[ecmascript:
	
	function touchTime () {
	
	

	set_bind = TRUE;

	

	
	}

	
	]]>

	
	</Script>

	<ROUTE fromNode='ThS'  fromField='touchTime' toNode='View-Sc'  toField='touchTime'/>

	<ROUTE fromNode='View-Sc'  fromField='set_bind' toNode='Vp'  toField='set_bind'/>

	

	<!-- legs angle script -->

	<Script DEF='Foot-Sc'  directOutput='TRUE'>
	
	<field  accessType='inputOnly'  type='SFFloat' name='set_value'/>

	<field  accessType='initializeOnly'  type='MFNode' name='Foots'>
	
	<Transform USE='FootFL-Tf'/>

	<Transform USE='FootFR-Tf'/>

	<Transform USE='FootRL-Tf'/>

	<Transform USE='FootRR-Tf'/>

	
	</field>

	<![CDATA[ecmascript:
	
	function set_value (f) {
	
	

	for ( var i = 0; i < 4; i++ ) Foots[i].rotation[3] = f;

	

	
	}

	
	]]>

	
	</Script>

	

	<!-- shadow scale script -->

	<Script DEF='Shadow-Sc'>
	
	<field  accessType='inputOnly'  type='SFVec3f' name='set_translation'/>

	<field  accessType='outputOnly'  type='SFVec3f' name='scale'/>

	<![CDATA[ecmascript:
	
	function set_translation (vec) {
	
	

	var s = 1 / (vec.y - 0.1);

	scale = new SFVec3f ( s, 0.01, s );

	

	
	}

	
	]]>

	
	</Script>

	<ROUTE fromNode='Action-Tf'  fromField='translation' toNode='Shadow-Sc'  toField='set_translation'/>

	<ROUTE fromNode='Shadow-Sc'  fromField='scale' toNode='Shadow-Tf'  toField='scale'/>

	

	<!-- jump animation -->

	<TimeSensor DEF='Jump-TiS'  cycleInterval='3'/>

	<PositionInterpolator DEF='Jump-Body-PI'
	
	 key='0 0.1 0.5 0.9 1'

	 keyValue='

	0 1.1 0

	0 1 0

	0 2.6 0

	0 1 0

	0 1.1 0'

	
	/>

	<ROUTE fromNode='Jump-TiS'  fromField='fraction_changed' toNode='Jump-Body-PI'  toField='set_fraction'/>

	<ROUTE fromNode='Jump-Body-PI'  fromField='value_changed' toNode='Action-Tf'  toField='translation'/>

	<ScalarInterpolator DEF='Jump-Foot-SI'
	
	 key='0 0.1 0.2 0.5 0.7 0.9 1'

	 keyValue='0.8 0.5 1.2 0.2 0.2 0.9 0.8'

	
	/>

	<ROUTE fromNode='Jump-TiS'  fromField='fraction_changed' toNode='Jump-Foot-SI'  toField='set_fraction'/>

	<ROUTE fromNode='Jump-Foot-SI'  fromField='value_changed' toNode='Foot-Sc'  toField='set_value'/>

	<OrientationInterpolator DEF='Jump-Head-OI'
	
	 key='0 0.1 0.5 0.7 0.9 1'

	 keyValue='

	1 0 0 0

	1 0 0 0.2

	1 0 0 -0.3

	1 0 0 0.2

	1 0 0 0.3

	1 0 0 0'

	
	/>

	<ROUTE fromNode='Jump-TiS'  fromField='fraction_changed' toNode='Jump-Head-OI'  toField='set_fraction'/>

	<ROUTE fromNode='Jump-Head-OI'  fromField='value_changed' toNode='Head-Tf'  toField='rotation'/>

	<PositionInterpolator DEF='Jump-Scale-PI'
	
	 key='0 0.9 0.95 1'

	 keyValue='

	1 1 1

	1 1 1

	1.1 0.8 1

	1 1 1'

	
	/>

	<ROUTE fromNode='Jump-TiS'  fromField='fraction_changed' toNode='Jump-Scale-PI'  toField='set_fraction'/>

	<ROUTE fromNode='Jump-Scale-PI'  fromField='value_changed' toNode='Move-Tf'  toField='scale'/>

	<PositionInterpolator DEF='Jump-Position-PI'
	
	 key='0 1'

	
	/>

	<ROUTE fromNode='Jump-TiS'  fromField='fraction_changed' toNode='Jump-Position-PI'  toField='set_fraction'/>

	<ROUTE fromNode='Jump-Position-PI'  fromField='value_changed' toNode='Move-Tf'  toField='translation'/>

	

	<!-- rotate animation -->

	<TimeSensor DEF='Rot-TiS'  cycleInterval='2'/>

	<OrientationInterpolator DEF='Rot-OI'
	
	 key='0 1'

	
	/>

	

	<ROUTE fromNode='Rot-TiS'  fromField='fraction_changed' toNode='Rot-OI'  toField='set_fraction'/>

	<ROUTE fromNode='Rot-OI'  fromField='value_changed' toNode='Move-Tf'  toField='rotation'/>

	<TimeSensor DEF='Eat-TiS'  cycleInterval='1.5'/>

	<OrientationInterpolator DEF='Eat-Head-OI'
	
	 key='0 0.2 0.5 0.7 1'

	 keyValue='

	1 0 0 0

	1 0 0 0.6

	1 0 0 0.4

	1 0 0 0.6

	1 0 0 0'

	
	/>

	

	<!-- eat animation -->

	<ROUTE fromNode='Eat-TiS'  fromField='fraction_changed' toNode='Eat-Head-OI'  toField='set_fraction'/>

	<ROUTE fromNode='Eat-Head-OI'  fromField='value_changed' toNode='Head-Tf'  toField='rotation'/>

	<PositionInterpolator DEF='Eat-Body-PI'
	
	 key='0 0.2 0.5 0.7 1'

	 keyValue='

	0 1.1 0

	0 1 0

	0 1.1 0

	0 1 0

	0 1.1 0'

	
	/>

	<ROUTE fromNode='Eat-TiS'  fromField='fraction_changed' toNode='Eat-Body-PI'  toField='set_fraction'/>

	<ROUTE fromNode='Eat-Body-PI'  fromField='value_changed' toNode='Action-Tf'  toField='translation'/>

	<PositionInterpolator DEF='EatPos-PI'
	
	 key='0 0.25 0.5 0.75 1'

	
	/>

	<ROUTE fromNode='Eat-TiS'  fromField='fraction_changed' toNode='EatPos-PI'  toField='set_fraction'/>

	<ROUTE fromNode='EatPos-PI'  fromField='value_changed' toNode='Move-Tf'  toField='translation'/>

	<OrientationInterpolator DEF='EatRot-OI'
	
	 key='0 0.25 0.5 0.75 1'

	
	/>

	<ROUTE fromNode='Eat-TiS'  fromField='fraction_changed' toNode='EatRot-OI'  toField='set_fraction'/>

	<ROUTE fromNode='EatRot-OI'  fromField='value_changed' toNode='Move-Tf'  toField='rotation'/>

	

	<!-- actions script -->

	<TimeSensor DEF='Action-TiS'  loop='TRUE'/>

	

	<Script DEF='Action-Sc'  directOutput='TRUE'>
	
	<field  accessType='inputOnly'  type='MFFloat' name='receivePacket'/>

	<field  accessType='inputOnly'  type='SFTime' name='startAction'/>

	<field  accessType='inputOnly'  type='SFTime' name='transmitPacket'/>

	<field  accessType='outputOnly'  type='MFVec3f' name='keyValueJumpPosition'/>

	<field  accessType='outputOnly'  type='MFRotation' name='keyValueRotation'/>

	<field  accessType='outputOnly'  type='MFVec3f' name='keyValueEatPosition'/>

	<field  accessType='outputOnly'  type='MFRotation' name='keyValueEatRotation'/>

	<field  accessType='outputOnly'  type='MFFloat' name='packet_out'/>

	<field  accessType='initializeOnly'  type='SFInt32' name='thisId'  value='-1'/>

	<field  accessType='initializeOnly'  type='SFNode' name='thisSheep'>
	
	<Transform USE='Move-Tf'/>

	
	</field>

	<field  accessType='initializeOnly'  type='MFNode' name='TimeSensors'>
	
	<TimeSensor USE='Jump-TiS'/>

	<TimeSensor USE='Rot-TiS'/>

	<TimeSensor USE='Eat-TiS'/>

	
	</field>

	<field  accessType='initializeOnly'  type='SFVec3f' name='targetPos'  value='0 -99 0'/>

	<field  accessType='initializeOnly'  type='SFVec3f' name='initDirection'  value='0 0 1'/>

	<field  accessType='initializeOnly'  type='SFInt32' name='nearestId'  value='-1'/>

	<field  accessType='initializeOnly'  type='SFVec3f' name='nearestPos'  value='0 0 0'/>

	<IS>
	
	<connect  nodeField='receivePacket'  protoField='packet_in'/>

	<connect  nodeField='packet_out'  protoField='packet_out'/>

	
	</IS>

	<![CDATA[ecmascript:
	
	

	function initialize () {
	
	

	// (1-1)

	thisSheep.rotation.setAxis( new SFVec3f ( 0, 1, 0 ) );

	

	
	}

	

	function receivePacket (p) {
	
	

	var receiveId = p[0];

	var receivePos = new SFVec3f ( p[1], p[2], p[3] );

	

	// (2-1)

	if ( thisId < 0 ) {
	
	

	thisId = receiveId;

	thisSheep.translation = receivePos;

	thisSheep.rotation[3] = Math.random() * 2 * Math.PI;

	return;

	

	
	}

	

	// (2-2)

	var thisPos = thisSheep.translation;

	

	// (2-2-1)

	if ( nearestId < 0 ) {
	
	

	nearestId = receiveId;

	nearestPos = receivePos;

	

	
	}

	// (2-2-2)

	else if ( nearestId == receiveId ) {
	
	

	nearestPos = receivePos;

	

	
	}

	else {
	
	

	var receive2thisLength = thisPos.subtract( receivePos ).length();

	var nearest2thisLength = thisPos.subtract( nearestPos ).length();

	

	if ( receive2thisLength < nearest2thisLength ) {
	
	

	nearestId = receiveId;

	nearestPos = receivePos;

	

	
	}

	else return;

	
	}

	

	// (2-3)

	targetPos = thisPos.subtract( nearestPos ).normalize().multiply( 7.0 ).add( nearestPos );

	

	
	}

	

	function startAction (t) {
	
	

	// (3-1)

	if ( thisId < 0 ) return;

	

	// (3-2)

	for ( var i=0; i<TimeSensors.length; i++) if ( TimeSensors[i].isActive ) return;

	

	// (3-3)

	var thisPos = thisSheep.translation;

	var thisRot = thisSheep.rotation;

	var vecThis2Target = targetPos.subtract( thisPos );

	var thisDirection = thisRot.multVec( initDirection );

	

	if ( targetPos.y == -99 || vecThis2Target.length() < ( Math.random() * 1.0 + 2.0 ) ) {
	
	

	var p0 = new MFVec3f();

	p0[0] = p0[1] = p0[2] = p0[3] = thisPos;

	p0[4] = thisDirection.multiply( Math.random() * 0.2 + 0.1 ).add( thisPos );

	

	var newAngle = thisRot.angle + Math.random() - 0.5;

	var axis = thisRot.getAxis();

	var newRot = new SFRotation ( axis, newAngle );

	

	var r0 = new MFRotation();

	r0[0] = r0[1] = r0[2] = thisRot;

	r0[3] = r0[4] = newRot;

	

	keyValueEatPosition = p0;

	keyValueEatRotation = r0;

	

	TimeSensors[2].startTime = t + Math.random() * 0.5;

	

	return;

	
	}

	

	// (3-4)

	var cosDirAndTarget = thisDirection.dot( vecThis2Target.normalize() );

	

	if ( cosDirAndTarget < 0.9 ) {
	
	

	var r0 = new MFRotation();

	r0[0] = thisRot;

	r0[1] = new SFRotation ( initDirection, vecThis2Target );

	keyValueRotation = r0;

	

	TimeSensors[1].startTime = t;

	

	
	}

	else {
	
	

	var p0 = new MFVec3f();

	p0[0] = thisPos;

	p0[1] = thisDirection.multiply( 3.0 ).add( thisPos );

	keyValueJumpPosition = p0;

	

	TimeSensors[0].startTime = t;

	

	
	}

	

	
	}

	

	function transmitPacket () {
	
	

	if ( thisId < 0 ) return;

	

	var packet = new MFFloat();

	packet[0] = thisId;

	packet[1] = thisSheep.translation[0];

	packet[2] = thisSheep.translation[1];

	packet[3] = thisSheep.translation[2];

	packet_out = packet;

	

	
	}

	
	]]>

	
	</Script>

	<ROUTE fromNode='Action-TiS'  fromField='cycleTime' toNode='Action-Sc'  toField='startAction'/>

	<ROUTE fromNode='Jump-TiS'  fromField='cycleTime' toNode='Action-Sc'  toField='transmitPacket'/>

	<ROUTE fromNode='Eat-TiS'  fromField='cycleTime' toNode='Action-Sc'  toField='transmitPacket'/>

	<ROUTE fromNode='Action-Sc'  fromField='keyValueJumpPosition' toNode='Jump-Position-PI'  toField='keyValue'/>

	<ROUTE fromNode='Action-Sc'  fromField='keyValueRotation' toNode='Rot-OI'  toField='keyValue'/>

	<ROUTE fromNode='Action-Sc'  fromField='keyValueEatPosition' toNode='EatPos-PI'  toField='keyValue'/>

	<ROUTE fromNode='Action-Sc'  fromField='keyValueEatRotation' toNode='EatRot-OI'  toField='keyValue'/>

	
	</ProtoBody>

	
	</ProtoDeclare>

	

	<!-- Sheep instance -->

	<ProtoInstance name='Sheep'  containerField='children'/>

	

	
	</Scene>

	
	</X3D>