Miscellany

<?xml version="1.0"?>

<PropertyList>

    <particlesystem>
        <name>fuel</name>
        <texture>continous_smoke.rgb</texture>
        <emissive>false</emissive>
        <lighting>true</lighting>
        <type>trail</type>
        <offsets>
            <x-m>0</x-m>
            <y-m>0</y-m>
            <z-m>0</z-m>
            <!--<pitch-deg>90</pitch-deg>-->
        </offsets>
        
        <attach>world</attach>
        
        <placer>
            <type>point</type>
        </placer>
        
        <shooter>
            <theta-min-deg>0</theta-min-deg>
            <theta-max-deg>0</theta-max-deg>
            <phi-min-deg>0</phi-min-deg>
            <phi-max-deg>0</phi-max-deg>
            <speed>
                <value>0</value>
                <spread>0</spread>
            </speed>
            <rotspeed>
                <minx>0</minx>
                <miny>0</miny>
                <minz>0</minz>
                <maxx>0</maxx>
                <maxy>0</maxy>
                <maxz>0</maxz>
            </rotspeed>
        </shooter>
        
        <counter>
            <pps>
                <value>5</value>
                <spread>0</spread>
            </pps>
            
            <!--<condition>
                <and>
                    <equals>
                        <property>engines/engine/smoking</property>
                        <value>true</value>
                    </equals>
                    <less-than>
                        <property>position/altitude-agl-ft</property>
                        <value>12000</value>
                    </less-than>
                </and>
            </condition>-->
            
        </counter>
        
        <align>billboard</align>
        
        <particle>
            <startcolor>
                <red>
                    <value>1</value>
                </red>
                <green>
                    <value>0</value>
                </green>
                <blue>
                    <value>0</value>
                </blue>
                <alpha>
                    <value>1.0</value>
                </alpha>
            </startcolor>
            <endcolor>
                <red>
                    <value>1</value>
                </red>
                <green>
                    <value>0</value>
                </green>
                <blue>
                    <value>0</value>
                </blue>
                <alpha>
                    <value>1.0</value>
                </alpha>
            </endcolor>
            <startsize>
                <value>0.25</value>
            </startsize>
            <endsize>
                <value>40</value>
            </endsize>
            <life-sec>
                <value>100</value>
            </life-sec>
            <mass-kg>0.25</mass-kg>
            <radius-m>0.1</radius-m>
        </particle>
        
        <program>
            <fluid>air</fluid>
            <gravity>disabled</gravity>
            <wind>disabled</wind>
        </program>
        
</particlesystem>

</PropertyList>