<?xml version="1.0"?>

<PropertyList>

	<!-- Trucks models and artworks courtesy of XPGoodWay Team
	(http://www.xpgoodwayteam.org/site_xpushback/) -->
	
	<path>Douglas.ac</path>

	<!-- switch to night/day textures -->
	<animation>
		<type>textranslate</type>
		<property>sim/time/sun-angle-rad</property>
		<step>1.60</step>
		<factor>0.318471338</factor>
		<center>
			<x-m>0</x-m>
			<y-m>0</y-m>
			<z-m>0</z-m>
		</center>
		<axis>
			<x>-1</x>
			<y>0</y>
			<z>0</z>
		</axis>
	</animation>

	<animation>
		<type>material</type>
		<condition>		
			<greater-than>		
				<property>sim/time/sun-angle-rad</property>
				<value>1.60</value>
			</greater-than>
		</condition>
		<emission>	
			<red>1</red>	
			<green>1</green>	
			<blue>1</blue>
		</emission>
	</animation>

	<animation>
		<type>material</type>
		<condition>		
			<less-than-equals>		
				<property>sim/time/sun-angle-rad</property>
				<value>1.60</value>
			</less-than-equals>
		</condition>
		<emission>	
			<red>0</red>	
			<green>0</green>	
			<blue>0</blue>
		</emission>
	</animation>

	<animation>
		<type>select</type>
		<condition>
			<property>sim/model/autopush/enabled</property>
			<property>gear/gear[0]/wow</property>
		</condition>
	</animation>

	<animation>
		<type>rotate</type>
		<property>systems/fcs/tiller/pushback-steer-deg</property>
		<factor>-1</factor>
		<center>
			<x-m>1.53665</x-m>
			<y-m>0</y-m>
			<z-m>0</z-m>
		</center>
		<axis>
			<x>0</x>
			<y>0</y>
			<z>1</z>
		</axis>
	</animation>

	<!-- compensate for gear compression -->
	<animation>
		<type>translate</type>
		<property>gear/gear[0]/compression-ft</property>
		<factor>0.3048</factor>
		<axis>
			<x>0</x>
			<y>0</y>
			<z>1</z>
		</axis>
	</animation>
	
	<!-- compensate for pitch of aircraft, keep pushback level -->
	<animation>
		<type>rotate</type>
		<property>orientation/pitch-deg</property>
		<factor>-1</factor>
		<center>
			<x-m>0</x-m>
			<y-m>0</y-m>
			<z-m>0</z-m>
		</center>
		<axis>
			<x>0</x>
			<y>1</y>
			<z>0</z>
		</axis>
	</animation>

</PropertyList>
