ec130/Models/Effects/Smoke.xml

<PropertyList>
  <!-- copied from BAE-Hawk FGUK model -->
  <particlesystem>

    <name>Smoke</name>
    <texture>smoke.png</texture>
    <emissive>false</emissive>
    <lighting>false</lighting>
    <offsets>
      <x-m>0</x-m>
      <y-m>0</y-m>
      <z-m>0</z-m>
      <pitch-deg>0</pitch-deg>
      <roll-deg>90</roll-deg>
    </offsets>
    <attach>world</attach>
    <placer>
      <type>point</type>
    </placer>

    <shooter>
      <theta-min-deg>80</theta-min-deg>
      <theta-max-deg>120</theta-max-deg>
      <phi-min-deg>10</phi-min-deg>
      <phi-max-deg>30</phi-max-deg>
      <speed>
        <value>5</value>
        <spread>15</spread>
      </speed>
      <rotation-speed>
        <x-min-deg-sec>0</x-min-deg-sec>
        <y-min-deg-sec>0</y-min-deg-sec>
        <z-min-deg-sec>-40</z-min-deg-sec>
        <x-max-deg-sec>0</x-max-deg-sec>
        <y-max-deg-sec>0</y-max-deg-sec>
        <z-max-deg-sec>40</z-max-deg-sec>
      </rotation-speed>
    </shooter>

    <counter>
      <particles-per-sec>
        <property>sim/smoke/part-per-sec</property>
        <spread>20</spread>
      </particles-per-sec>
    </counter>

    <align>billboard</align>

    <particle>
      <start>
        <color>
          <red><value>   0.15 </value></red>
          <green><value> 0.15 </value></green>
          <blue><value>  0.15 </value></blue>
          <alpha><value> 0.9 </value></alpha>
        </color>
        <size>
          <value>1.5</value>
        </size>
      </start>
      <end>
        <color>
          <red><value>   0.1 </value></red>
          <green><value> 0.1 </value></green>
          <blue><value>  0.1 </value></blue>
          <alpha><value> 0.0 </value></alpha>
        </color>
        <size>
          <value>6.0</value>
        </size>
      </end>
      <life-sec>
        <property>sim/smoke/life-sec</property>
      </life-sec>
      <mass-kg>1.0</mass-kg>
      <radius-m>0.03</radius-m>
    </particle>

    <program>
      <fluid>air</fluid>
      <gravity type="bool">false</gravity>
      <wind type="bool">true</wind>
    </program>

  </particlesystem>

</PropertyList>