<?xml version="1.0"?>
 
<PropertyList>

 <fx>
 
  <crank>
   <name>engstart</name>
   <path>Sounds/engstart.wav</path>
   <property>engines/engine/cranking</property>
   <position>
    <x>-1.0</x>
    <y>0.0</y>
    <z>0.0</z>
   </position>
   <volume>
    <offset>0.4</offset>
   </volume>
  </crank>

  <crank>
   <name>crank</name>
   <mode>looped</mode>
   <path>Sounds/cranking.wav</path>
   <condition>
    <property>engines/engine/cranking</property>
    <not>
     <property>engines/engine/running</property>
    </not>
   </condition>
   <position>
    <x>-1.0</x>
    <y>0.0</y>
    <z>0.0</z>
   </position>
   <volume>
    <offset>0.5</offset>
   </volume>
  </crank>

  <crank>
   <name>cough</name>
   <path>Sounds/coughing.wav</path>
   <property>engines/engine/running</property>
   <position>
    <x>-1.0</x>
    <y>0.0</y>
    <z>0.0</z>
   </position>
   <volume>
    <offset>0.3</offset>
   </volume>
  </crank>

  <engine>
    <name>engine</name>
    <mode>looped</mode>
    <path>Sounds/wasp.wav</path>
    <property>/engines/engine/running</property>
    <volume>
      <property>/engines/engine/mp-osi</property>
      <factor>0.027777</factor>
      <!-- these values of min and max are unlikely to be relevant,
           because the MAP is unlikely to go below 5" or above 28".
           Also note that propeller noise is additional to engine
           noise, rather like an <offset>.
             -->
      <max>1.0</max>
      <min>0.10</min>
    </volume>
    <pitch>
      <property>/engines/engine/rpm</property>
      <factor>0.0004</factor>
      <min>0.0</min>
      <max>2.0</max>
      <offset>0.01</offset>
    </pitch>
  </engine>

  <propeller>
    <name>propeller</name>
    <mode>looped</mode>
    <path>Sounds/wasp.wav</path>
    <condition>
      <greater-than>
        <property>/engines/engine/rpm</property>
        <value>10</value>
      </greater-than>
    </condition>
    <volume>
      <property>/engines/engine/rpm</property>
      <factor>0.0001</factor>
      <max>0.25</max>
    </volume>
    <pitch>
      <property>/engines/engine/rpm</property>
      <factor>0.0004</factor>
      <min>0.0</min>
      <max>2.0</max>
      <offset>0.01</offset>
    </pitch>
  </propeller>

  <rumble>
   <name>rumble</name>
   <mode>looped</mode>
   <path>Sounds/rumble.wav</path>
   <condition>
    <or>
     <property>gear/gear[0]/wow</property>
     <property>gear/gear[1]/wow</property>
     <property>gear/gear[2]/wow</property>
    </or>
    <!-- <property>sim/current-view/internal</property> -->
   </condition>
   <position>
    <x>1.0</x>
    <y>0.0</y>
    <z>-1.5</z>
   </position>
   <volume>
    <property>velocities/airspeed-kt</property>
    <type>log</type>
    <factor>0.25</factor>
   </volume>
  </rumble>

<!-- the c172 doesn't have a retractable landing gear
  <gear>
   <name>gear</name>
   <mode>in-transit</mode>
   <path>Sounds/gear.wav</path>
   <property>gear/gear[0]/position-norm</property>
  </gear>

  <gear>
   <name>gear-lock</name>
   <path>Sounds/gear-lck.wav</path>
   <condition>
    <greater-than>
     <property>gear/gear[0]/position-norm</property>
     <value>0.9</value>
    </greater-than>
   </condition>
  </gear>
-->

  <squeal>
   <name>squeal</name>
   <path>Sounds/squeal.wav</path>
   <condition>
    <and>
     <or>
      <property>gear/gear[0]/wow</property>
      <property>gear/gear[1]/wow</property>
      <property>gear/gear[2]/wow</property>
     </or>
     <less-than>
      <property>velocities/vertical-speed-fps</property>
      <value>-0.05</value>
     </less-than>
    </and>
   </condition>
   <position>
    <x>1.0</x>
    <y>0.0</y>
    <z>-1.5</z>
   </position>
   <volume>
    <property>velocities/groundspeed-kt</property>
    <factor>0.01</factor>
    <max>1.0</max>
   </volume>
   <volume>
    <internal>dt_stop</internal>
    <factor>0.1</factor>
    <max>1.0</max>
   </volume>
   <pitch>
    <property>velocities/airspeed-kt</property>
    <factor>0.0025</factor>
    <offset>1.2</offset>
   </pitch>
  </squeal>
 
  <flap>
   <name>flaps</name>
   <mode>in-transit</mode>
   <path>Sounds/flaps.wav</path>
   <property>surface-positions/flap-pos-norm</property>
   <position>
    <x>0.5</x>
    <y>0.0</y>
    <z>0.5</z>
   </position>
   <volume>
    <factor>0.8</factor>
   </volume>
   <reference-dist>10.0</reference-dist>
   <max-dist>20.0</max-dist>
  </flap>

  <wind>
   <name>wind</name>
   <mode>looped</mode>
   <path>Sounds/wind.wav</path>
   <condition>
    <and>
     <property>velocities/airspeed-kt</property>
     <property>sim/current-view/internal</property>
    </and>
   </condition>
   <volume>
    <property>position/altitude-ft</property>
    <factor>-0.000015</factor>
    <offset>1.0</offset>
    <min>0.1</min>
    <max>1.0</max>
   </volume>
   <volume>
     <property>velocities/airspeed-kt</property>
     <factor>0.0015</factor>
     <min>0.03</min>
     <max>0.25</max>
   </volume>
   <pitch>
    <property>velocities/airspeed-kt</property>
    <factor>0.0035</factor>
    <offset>1.25</offset>
   </pitch>
  </wind>
 
  <stall>
   <name>stall</name>
   <mode>looped</mode>
   <type>avionics</type>
   <path>Sounds/stall.wav</path>
   <condition>
    <and>
     <property>sim/alarms/stall-warning</property>
     <greater-than>
       <property>velocities/airspeed-kt</property>
       <value>10</value>
     </greater-than>
     <not>
       <property>gear/gear[0]/wow</property>
       <property>gear/gear[1]/wow</property>
       <property>gear/gear[2]/wow</property>
     </not>
    </and>
   </condition>
   <volume>
    <property>sim/alarms/stall-warning</property>
    <max>1.0</max>
   </volume>
   <reference-dist>10.0</reference-dist>
   <max-dist>20.0</max-dist>
  </stall>
 
  <kap140beep>
   <name>KAP140Beep</name>
   <type>avionics</type>
   <mode>looped</mode>
   <path>Sounds/stall.wav</path>
   <condition>
    <property>autopilot/KAP140/annunciators/beep/state</property>
   </condition>
  </kap140beep>

</fx>
 
</PropertyList>
