fgdata/Aircraft/c172p/Systems/ground-effects.xml

<?xml version="1.0" encoding="UTF-8"?>

<!-- (c) 2015, wlbragg. http://forum.flightgear.org/viewtopic.php?f=4&t=25157&start=75#p232085
Under the GPL. Used by shadows under ALS -->

<PropertyList>

    <filter>
        <type>gain</type>
        <gain>0.3048</gain>
        <input>
            <property>/position/altitude-agl-ft</property>
        </input>
        <output>
            <property>/position/altitude-agl-m</property>
        </output>
    </filter>

    <!-- These filters are used to passthrough a value in non-replay mode.
         In replay mode, the value from the flight recorder is used.
         This filter is needed because JSBSim wins over the flight recorder.
    -->
    <filter>
        <name>Ski ATan</name>
        <type>gain</type>
        <enable>
            <condition>
                <not>
                    <property>/sim/freeze/replay-state</property>
                </not>
            </condition>
        </enable>
        <input>
            <property>/fdm/jsbsim/ski/atan</property>
        </input>
        <output>
            <property>/fdm/jsbsim/ski/atan-actual</property>
        </output>
    </filter>

    <filter>
        <name>Stall Horn Volume</name>
        <type>gain</type>
        <enable>
            <condition>
                <not>
                    <property>/sim/freeze/replay-state</property>
                </not>
            </condition>
        </enable>
        <input>
            <property>/fdm/jsbsim/sounds/stall-horn-volume</property>
        </input>
        <output>
            <property>/fdm/jsbsim/sounds/stall-horn-volume-actual</property>
        </output>
    </filter>

    <filter>
        <name>Stall Horn Pitch</name>
        <type>gain</type>
        <enable>
            <condition>
                <not>
                    <property>/sim/freeze/replay-state</property>
                </not>
            </condition>
        </enable>
        <input>
            <property>/fdm/jsbsim/sounds/stall-horn-pitch</property>
        </input>
        <output>
            <property>/fdm/jsbsim/sounds/stall-horn-pitch-actual</property>
        </output>
    </filter>

    <filter>
        <name>Water Rudder Position</name>
        <type>gain</type>
        <enable>
            <condition>
                <not>
                    <property>/sim/freeze/replay-state</property>
                </not>
            </condition>
        </enable>
        <input>
            <property>/controls/gear/water-rudder-down</property>
        </input>
        <output>
            <property>/controls/gear/water-rudder-down-actual</property>
        </output>
    </filter>

    <filter>
        <name>Controls Parking Brake Lever</name>
        <type>noise-spike</type>
        <max-rate-of-change>2.5</max-rate-of-change>
        <enable>
            <condition>
                <not>
                    <property>/sim/freeze/replay-state</property>
                </not>
            </condition>
        </enable>
        <input>
            <property>/sim/model/c172p/brake-parking</property>
        </input>
        <output>
            <property>/sim/model/c172p/cockpit/parking-lever</property>
        </output>
    </filter>

    <!-- ================================================================== -->
    <!-- Ground and water effects                                           -->
    <!-- ================================================================== -->

    <filter>
        <name>Spray and Wakes Effect for Pontoons</name>
        <type>gain</type>
        <enable>
            <condition>
                <not>
                    <property>/sim/freeze/replay-state</property>
                </not>
            </condition>
        </enable>
        <input>
            <property>/fdm/jsbsim/hydro/spray-wake-speed-kt</property>
        </input>
        <output>
            <property>/fdm/jsbsim/hydro/spray-wake-speed-kt-actual</property>
        </output>
    </filter>

    <filter>
        <name>Left Ground Effect for Pontoons</name>
        <type>gain</type>
        <enable>
            <condition>
                <not>
                    <property>/sim/freeze/replay-state</property>
                </not>
            </condition>
        </enable>
        <input>
            <property>/fdm/jsbsim/hydro/left-ground-effect-speed-kt</property>
        </input>
        <output>
            <property>/fdm/jsbsim/hydro/left-ground-effect-speed-kt-actual</property>
        </output>
    </filter>

    <filter>
        <name>Right Ground Effect for Pontoons</name>
        <type>gain</type>
        <enable>
            <condition>
                <not>
                    <property>/sim/freeze/replay-state</property>
                </not>
            </condition>
        </enable>
        <input>
            <property>/fdm/jsbsim/hydro/right-ground-effect-speed-kt</property>
        </input>
        <output>
            <property>/fdm/jsbsim/hydro/right-ground-effect-speed-kt-actual</property>
        </output>
    </filter>

    <filter>
        <name>Tail Ground Effect</name>
        <type>gain</type>
        <enable>
            <condition>
                <not>
                    <property>/sim/freeze/replay-state</property>
                </not>
            </condition>
        </enable>
        <input>
            <property>/fdm/jsbsim/ground/tail-ground-effect-speed-kt</property>
        </input>
        <output>
            <property>/fdm/jsbsim/ground/tail-ground-effect-speed-kt-actual</property>
        </output>
    </filter>

    <filter>
        <name>Left Wing Ground Effect</name>
        <type>gain</type>
        <enable>
            <condition>
                <not>
                    <property>/sim/freeze/replay-state</property>
                </not>
            </condition>
        </enable>
        <input>
            <property>/fdm/jsbsim/ground/left-wing-ground-effect-speed-kt</property>
        </input>
        <output>
            <property>/fdm/jsbsim/ground/left-wing-ground-effect-speed-kt-actual</property>
        </output>
    </filter>

    <filter>
        <name>Right Wing Ground Effect</name>
        <type>gain</type>
        <enable>
            <condition>
                <not>
                    <property>/sim/freeze/replay-state</property>
                </not>
            </condition>
        </enable>
        <input>
            <property>/fdm/jsbsim/ground/right-wing-ground-effect-speed-kt</property>
        </input>
        <output>
            <property>/fdm/jsbsim/ground/right-wing-ground-effect-speed-kt-actual</property>
        </output>
    </filter>

    <filter>
        <name>Nose Gear Ground Effect</name>
        <type>gain</type>
        <enable>
            <condition>
                <not>
                    <property>/sim/freeze/replay-state</property>
                </not>
            </condition>
        </enable>
        <input>
            <property>/fdm/jsbsim/ground/nose-gear-ground-effect-speed-kt</property>
        </input>
        <output>
            <property>/fdm/jsbsim/ground/nose-gear-ground-effect-speed-kt-actual</property>
        </output>
    </filter>

    <filter>
        <name>Left Gear Ground Effect</name>
        <type>gain</type>
        <enable>
            <condition>
                <not>
                    <property>/sim/freeze/replay-state</property>
                </not>
            </condition>
        </enable>
        <input>
            <property>/fdm/jsbsim/ground/left-gear-ground-effect-speed-kt</property>
        </input>
        <output>
            <property>/fdm/jsbsim/ground/left-gear-ground-effect-speed-kt-actual</property>
        </output>
    </filter>

    <filter>
        <name>Right Gear Ground Effect</name>
        <type>gain</type>
        <enable>
            <condition>
                <not>
                    <property>/sim/freeze/replay-state</property>
                </not>
            </condition>
        </enable>
        <input>
            <property>/fdm/jsbsim/ground/right-gear-ground-effect-speed-kt</property>
        </input>
        <output>
            <property>/fdm/jsbsim/ground/right-gear-ground-effect-speed-kt-actual</property>
        </output>
    </filter>

    <filter>
        <name>Nose Off Road Tyre Smoke Ground Effect</name>
        <type>gain</type>
        <enable>
            <condition>
                <not>
                    <property>/sim/freeze/replay-state</property>
                </not>
            </condition>
        </enable>
        <input>
            <property>/fdm/jsbsim/ground/nose-tyre-smoke-ground-effect-speed-kt</property>
        </input>
        <output>
            <property>/fdm/jsbsim/ground/nose-tyre-smoke-ground-effect-speed-kt-actual</property>
        </output>
    </filter>

    <filter>
        <name>Left Off Road Tyre Smoke Ground Effect</name>
        <type>gain</type>
        <enable>
            <condition>
                <not>
                    <property>/sim/freeze/replay-state</property>
                </not>
            </condition>
        </enable>
        <input>
            <property>/fdm/jsbsim/ground/left-tyre-smoke-ground-effect-speed-kt</property>
        </input>
        <output>
            <property>/fdm/jsbsim/ground/left-tyre-smoke-ground-effect-speed-kt-actual</property>
        </output>
    </filter>

    <filter>
        <name>Right Off Road Tyre Smoke Ground Effect</name>
        <type>gain</type>
        <enable>
            <condition>
                <not>
                    <property>/sim/freeze/replay-state</property>
                </not>
            </condition>
        </enable>
        <input>
            <property>/fdm/jsbsim/ground/right-tyre-smoke-ground-effect-speed-kt</property>
        </input>
        <output>
            <property>/fdm/jsbsim/ground/right-tyre-smoke-ground-effect-speed-kt-actual</property>
        </output>
    </filter>

    <!-- ================================================================== -->
    <!-- Climate effects                                                    -->
    <!-- ================================================================== -->

    <filter>
        <name>Aircraft Effect Fog Level</name>
        <type>noise-spike</type>
        <max-rate-of-change>0.1</max-rate-of-change>
        <enable>
            <condition>
                <not>
                    <property>/sim/freeze/replay-state</property>
                </not>
            </condition>
        </enable>
        <input>
            <condition>
                <property>/sim/model/c172p/enable-fog-frost</property>
            </condition>
            <property>/fdm/jsbsim/heat/fog-level</property>
        </input>
        <input>
            <value>0.0</value>
        </input>
        <output>
            <property>/environment/aircraft-effects/fog-level</property>
        </output>
    </filter>

    <filter>
        <name>Aircraft Effect Frost Level</name>
        <type>noise-spike</type>
        <max-rate-of-change>0.1</max-rate-of-change>
        <enable>
            <condition>
                <not>
                    <property>/sim/freeze/replay-state</property>
                </not>
            </condition>
        </enable>
        <input>
            <condition>
                <property>/sim/model/c172p/enable-fog-frost</property>
            </condition>
            <property>/fdm/jsbsim/heat/frost-level</property>
        </input>
        <input>
            <value>0.0</value>
        </input>
        <output>
            <property>/environment/aircraft-effects/frost-level</property>
        </output>
    </filter>

    <logic>
        <name>Aircraft Effect Temperature In Range</name>
        <enable>
            <condition>
                <not>
                    <property>/sim/freeze/replay-state</property>
                </not>
            </condition>
        </enable>
        <input>
            <and>
                <less-than>
                    <property>/fdm/jsbsim/heat/cabin-air-temp-degc</property>
                    <value>32.0</value>
                </less-than>
                <greater-than>
                    <property>/fdm/jsbsim/heat/cabin-air-temp-degc</property>
                    <value>0.0</value>
                </greater-than>
            </and>
        </input>
        <output>
            <property>/sim/model/c172p/cabin-air-temp-in-range</property>
        </output>
    </logic>

    <logic>
        <name>Aircraft Effect Fog Or Frost Increasing</name>
        <enable>
            <condition>
                <not>
                    <property>/sim/freeze/replay-state</property>
                </not>
            </condition>
        </enable>
        <input>
            <and>
                <greater-than>
                    <property>/fdm/jsbsim/heat/moisture-norm</property>
                    <value>0.5</value>
                </greater-than>
                <greater-than>
                    <property>/fdm/jsbsim/heat/surface-dewpoint-diff</property>
                    <value>0.0</value>
                </greater-than>
            </and>
        </input>
        <output>
            <property>/sim/model/c172p/fog-or-frost-increasing</property>
        </output>
    </logic>

    <!-- ================================================================== -->
    <!-- Securing aircraft                                                  -->
    <!-- ================================================================== -->

    <logic>
        <name>Parking Brake And Chock</name>
        <input>
            <or>
                <!-- The actual parking brake controlled by the pilot -->
                <property>/sim/model/c172p/brake-parking</property>

                <property>/sim/model/c172p/securing/chock-visible</property>

                <!-- When changing the bushkit, hold position so that new
                     initial length of tiedowns can be safely computed.
                -->
                <property>/fdm/jsbsim/damage/repairing</property>

                <!-- A broken gear operates as a parking brake -->
                <property>/fdm/jsbsim/gear/unit[1]/broken</property>
                <property>/fdm/jsbsim/gear/unit[2]/broken</property>
            </or>
        </input>
        <output>
            <property>/controls/gear/brake-parking</property>
        </output>
    </logic>

    <!-- Logic for chocks -->
    <logic>
        <name>Chock Can Have</name>
        <input>
            <and>
                <less-than>
                    <property>/fdm/jsbsim/bushkit</property>
                    <value>3</value>
                </less-than>
                <property>/sim/model/c172p/securing/allow-securing-aircraft</property>
                <less-than>
                    <property>velocities/groundspeed-kt</property>
                    <value>1.0</value>
                </less-than>
            </and>
        </input>
        <output>
            <property>/sim/model/c172p/securing/chock-can-have</property>
        </output>
    </logic>

    <logic>
        <name>Chock Visible</name>
        <input>
            <and>
                <property>/sim/model/c172p/securing/chock</property>
                <property>/sim/model/c172p/securing/chock-can-have</property>
            </and>
        </input>
        <output>
            <property>/sim/model/c172p/securing/chock-visible</property>
        </output>
    </logic>

    <logic>
        <name>Chock Addable</name>
        <input>
            <and>
                <not>
                    <property>/sim/model/c172p/securing/chock</property>
                </not>
                <property>/sim/model/c172p/securing/chock-can-have</property>
            </and>
        </input>
        <output>
            <property>/sim/model/c172p/securing/chock-addable</property>
        </output>
    </logic>

    <!-- logic for pitot tube -->
    <logic>
        <name>Pitot Cover Addable</name>
        <input>
            <and>
                <not>
                    <property>/sim/model/c172p/securing/pitot-cover-visible</property>
                </not>
                <property>/sim/model/c172p/securing/allow-securing-aircraft</property>
                <less-than>
                    <property>velocities/groundspeed-kt</property>
                    <value>1.0</value>
                </less-than>
            </and>
        </input>
        <output>
            <property>/sim/model/c172p/securing/pitot-cover-addable</property>
        </output>
    </logic>

    <logic>
        <name>Pitot Cover Removable</name>
        <input>
            <and>
                <property>/sim/model/c172p/securing/pitot-cover-visible</property>
                <property>/sim/model/c172p/securing/allow-securing-aircraft</property>
                <less-than>
                    <property>velocities/groundspeed-kt</property>
                    <value>1.0</value>
                </less-than>
            </and>
        </input>
        <output>
            <property>/sim/model/c172p/securing/pitot-cover-removable</property>
        </output>
    </logic>

    <!-- logic for tiedowns -->
    <logic>
        <name>Tiedowns Can Have</name>
        <input>
            <and>
                <not-equals>
                    <property>/fdm/jsbsim/bushkit</property>
                    <value>3</value>
                </not-equals>
                <property>/sim/model/c172p/securing/allow-securing-aircraft</property>
                <property>/fdm/jsbsim/ground/solid</property>
                <less-than>
                    <property>velocities/groundspeed-kt</property>
                    <value>1.0</value>
                </less-than>
            </and>
        </input>
        <output>
            <property>/sim/model/c172p/securing/tiedowns-can-have</property>
        </output>
    </logic>

    <logic>
        <name>Left Tiedowns Addable</name>
        <input>
            <and>
                <not>
                    <property>/sim/model/c172p/securing/tiedownL-visible</property>
                </not>
                <property>/sim/model/c172p/securing/tiedowns-can-have</property>
            </and>
        </input>
        <output>
            <property>/sim/model/c172p/securing/tiedownL-addable</property>
        </output>
    </logic>

    <logic>
        <name>Right Tiedowns Addable</name>
        <input>
            <and>
                <not>
                    <property>/sim/model/c172p/securing/tiedownR-visible</property>
                </not>
                <property>/sim/model/c172p/securing/tiedowns-can-have</property>
            </and>
        </input>
        <output>
            <property>/sim/model/c172p/securing/tiedownR-addable</property>
        </output>
    </logic>

    <logic>
        <name>Tail Tiedowns Addable</name>
        <input>
            <and>
                <not>
                    <property>/sim/model/c172p/securing/tiedownT-visible</property>
                </not>
                <property>/sim/model/c172p/securing/tiedowns-can-have</property>
            </and>
        </input>
        <output>
            <property>/sim/model/c172p/securing/tiedownT-addable</property>
        </output>
    </logic>

    <!-- ================================================================== -->
    <!-- Lighting  -->
    <!-- ================================================================== -->

    <logic>
        <name>Navigation Light Left Damaged</name>
        <input>
            <and>
                <equals>
                    <property>/sim/model/c172p/damage/left-wing</property>
                    <value>2</value>
                </equals>
                <not>
                    <property>/fdm/jsbsim/crash</property>
                </not>
            </and>
        </input>
        <output>
            <property>sim/model/c172p/lighting/nav-lights/left-damaged</property>
        </output>
    </logic>

    <logic>
        <name>Navigation Light Right Damaged</name>
        <input>
            <and>
                <equals>
                    <property>/sim/model/c172p/damage/right-wing</property>
                    <value>2</value>
                </equals>
                <not>
                    <property>/fdm/jsbsim/crash</property>
                </not>
            </and>
        </input>
        <output>
            <property>sim/model/c172p/lighting/nav-lights/right-damaged</property>
        </output>
    </logic>

</PropertyList>