ec145/Models/instruments/ap/ap1.xml

<?xml version="1.0" ?>

<PropertyList>
    <path>ap1.ac</path>

    <animation>
        <type>range</type>
        <min-m>0</min-m>
        <max-m>10</max-m>
    </animation>
	
	 <animation>
		<type>material</type>
			<object-name>face</object-name>

		<emission>
			<red>0.48</red>
			<green>0.80</green>
			<blue>0.44</blue>
<factor-prop>controls/lighting/instrument-lights-norm</factor-prop>
		</emission>
	</animation>
    
    <animation>
      <type>material</type>
      <property-base>sim/model/material/cockpit</property-base>
      <object-name>face</object-name>
      <object-name>auto</object-name>
      <object-name>direction</object-name>
      <emission>
        <red-prop>red</red-prop>
        <green-prop>green</green-prop>
        <blue-prop>blue</blue-prop>
        <factor-prop>factor</factor-prop>
      </emission>
    </animation>

</PropertyList>