1ab65221b1
https://github.com/Juanvvc/c172p-detailed commit 874b89fedff35dfe1967e09365d3cb0d5b11522c
486 lines
18 KiB
XML
486 lines
18 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<!--
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Copyright (c) 2015 onox
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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-->
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<system name="c172p damage">
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<channel name="gear-forces">
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<!--
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References:
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[1] https://www.youtube.com/watch?v=O1yWkbJuqkE#t=420
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-->
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<!--
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Numbers MUST be the same coefficients as spring_coeff and
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damping_coeff in the FDM for nose and main gear!
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-->
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<fcs_function name="damage/force-nose-gear">
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<function>
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<sum>
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<product>
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<value>1800</value><!-- spring coefficient -->
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<property>gear/unit[0]/compression-ft</property>
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</product>
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<product>
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<value>600</value><!-- damping coefficient -->
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<property>gear/unit[0]/compression-velocity-fps</property>
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</product>
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</sum>
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</function>
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</fcs_function>
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<fcs_function name="damage/force-left-gear">
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<function>
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<sum>
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<product>
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<value>5400</value><!-- spring coefficient -->
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<property>gear/unit[1]/compression-ft</property>
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</product>
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<product>
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<value>400</value><!-- damping coefficient -->
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<property>gear/unit[1]/compression-velocity-fps</property>
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</product>
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</sum>
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</function>
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</fcs_function>
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<fcs_function name="damage/force-right-gear">
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<function>
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<sum>
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<product>
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<value>5400</value><!-- spring coefficient -->
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<property>gear/unit[2]/compression-ft</property>
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</product>
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<product>
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<value>400</value><!-- damping coefficient -->
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<property>gear/unit[2]/compression-velocity-fps</property>
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</product>
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</sum>
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</function>
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</fcs_function>
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<switch name="nose-gear-broken">
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<output>gear/unit[0]/broken</output>
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<default value="gear/unit[0]/broken"/>
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<!-- No damage -->
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<test logic="OR" value="0">
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settings/damage EQ 0
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damage/repairing EQ 1
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simulation/sim-time-sec LT 0.25
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</test>
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<test logic="AND" value="1">
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damage/force-nose-gear GT 1500.0
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gear/unit[0]/compression-ft GT 0.3
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</test>
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</switch>
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<switch name="left-gear-broken">
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<output>gear/unit[1]/broken</output>
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<default value="gear/unit[1]/broken"/>
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<!-- No damage -->
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<test logic="OR" value="0">
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settings/damage EQ 0
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damage/repairing EQ 1
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simulation/sim-time-sec LT 0.25
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</test>
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<!-- [1] used to guess required force -->
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<test logic="AND" value="1">
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damage/force-left-gear GT 6500.0
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gear/unit[1]/compression-ft GT 0.8
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</test>
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<!-- Side force on left gear -->
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<test logic="AND" value="1">
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forces/fby-gear-lbs GT 1500.0
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gear/unit[1]/compression-ft GT 0.23
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</test>
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</switch>
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<switch name="right-gear-broken">
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<output>gear/unit[2]/broken</output>
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<default value="gear/unit[2]/broken"/>
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<!-- No damage -->
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<test logic="OR" value="0">
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settings/damage EQ 0
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damage/repairing EQ 1
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simulation/sim-time-sec LT 0.25
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</test>
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<!-- [1] used to guess required force -->
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<test logic="AND" value="1">
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damage/force-right-gear GT 6500.0
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gear/unit[2]/compression-ft GT 0.8
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</test>
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<!-- Side force on right gear -->
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<test logic="AND" value="1">
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forces/fby-gear-lbs LT -1500.0
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gear/unit[2]/compression-ft GT 0.23
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</test>
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</switch>
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</channel>
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<channel name="wing-damage">
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<!-- Roll moment due to (diedra + roll rate + yaw rate + ailerons) -->
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<fcs_function name="damage/roll-moment">
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<function>
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<sum>
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<property>aero/coefficient/Clb</property>
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<property>aero/coefficient/Clp</property>
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<property>aero/coefficient/Clr</property>
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<property>aero/coefficient/ClDa</property>
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</sum>
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</function>
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</fcs_function>
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<!-- Limits for overspeed damage -->
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<pure_gain name="damage/limits-vne-high">
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<input>/limits/vne</input>
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<gain>1.225</gain>
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</pure_gain>
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<pure_gain name="damage/limits-vne-medium">
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<input>/limits/vne</input>
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<gain>1.14</gain>
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</pure_gain>
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<pure_gain name="damage/limits-vne-low">
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<input>/limits/vne</input>
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<gain>1.0</gain>
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</pure_gain>
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<!-- Limits for over-g damage, lift-force driven -->
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<pure_gain name="damage/limits-lift-high">
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<input>/fdm/jsbsim/inertia/weight-lbs</input>
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<gain>5.7</gain> <!-- 3.8 g's x 1.5 -->
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</pure_gain>
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<pure_gain name="damage/limits-lift-medium">
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<input>/fdm/jsbsim/inertia/weight-lbs</input>
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<gain>4.75</gain> <!-- 3.8 g's x 1.25 -->
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</pure_gain>
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<pure_gain name="damage/limits-lift-low">
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<input>/fdm/jsbsim/inertia/weight-lbs</input>
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<gain>3.8</gain> <!-- 3.8 g's -->
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</pure_gain>
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<pure_gain name="damage/force-aero-lbs">
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<input>forces/fbz-aero-lbs</input>
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<gain>-1.0</gain>
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</pure_gain>
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<pure_gain name="damage/force-gear-lbs">
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<input>forces/fbz-gear-lbs</input>
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<gain>-1.0</gain>
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</pure_gain>
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<!-- Wings collapsed -->
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<switch name="wings-collapsed">
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<output>crash</output>
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<default value="crash"/>
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<!-- No damage -->
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<test logic="OR" value="0.0">
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settings/damage EQ 0
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damage/repairing EQ 1
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simulation/sim-time-sec LT 0.25
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</test>
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<test logic="AND" value="1.0">
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contact/unit[6]/WOW EQ 1
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contact/unit[7]/WOW EQ 1
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contact/unit[8]/WOW EQ 1
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damage/force-gear-lbs GT damage/limits-lift-high
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wing-damage/left-wing LT 1.0
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wing-damage/right-wing LT 1.0
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</test>
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</switch>
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<!-- Left wing damage -->
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<switch name="left-wing-damage">
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<output>wing-damage/left-wing</output>
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<default value="wing-damage/left-wing"/>
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<!-- No damage -->
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<test logic="OR" value="0.0">
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settings/damage EQ 0
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damage/repairing EQ 1
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simulation/sim-time-sec LT 0.25
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</test>
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<!-- ================================================================== -->
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<!-- Broken -->
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<!-- ================================================================== -->
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<!-- Break wing when its wing tip hits the ground or an object -->
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<test logic="OR" value="1.0">
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contact/unit[4]/compression-ft GT 0.005
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crash EQ 1
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</test>
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<!-- Overspeed -->
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<test logic="AND" value="1.0">
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/velocities/airspeed-kt GT damage/limits-vne-high
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</test>
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<test logic="AND" value="1.0">
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/velocities/airspeed-kt GT damage/limits-vne-medium
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damage/roll-moment GT 4000.0
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wing-damage/right-wing GT 0.0
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</test>
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<!-- Over-g -->
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<test logic="AND" value="1.0">
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damage/force-aero-lbs GT damage/limits-lift-high
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</test>
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<test logic="AND" value="1.0">
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damage/force-aero-lbs GT damage/limits-lift-medium
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damage/roll-moment GT 4000.0
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wing-damage/right-wing LT 1.0
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wing-damage/right-wing GT 0.0
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</test>
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<!-- ================================================================== -->
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<!-- Heavy damage -->
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<!-- ================================================================== -->
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<!-- Over-g -->
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<test logic="AND" value="0.3">
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damage/force-aero-lbs GT damage/limits-lift-medium
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damage/roll-moment LT 4000.0
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damage/roll-moment GT -4000.0
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wing-damage/left-wing LT 0.3
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</test>
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<!-- Overspeed -->
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<test logic="AND" value="0.3">
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/velocities/airspeed-kt GT damage/limits-vne-medium
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damage/roll-moment LT 4000.0
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damage/roll-moment GT -4000.0
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wing-damage/left-wing LT 0.3
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</test>
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<!-- ================================================================== -->
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<!-- Light damage -->
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<!-- ================================================================== -->
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<!-- Overspeed -->
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<test logic="AND" value="0.12">
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/velocities/airspeed-kt GT damage/limits-vne-low
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damage/roll-moment GT 4000.0
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wing-damage/left-wing EQ 0.0
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</test>
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<!-- Over-g -->
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<test logic="AND" value="0.12">
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damage/force-aero-lbs GT damage/limits-lift-medium
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damage/roll-moment LT 4000.0
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damage/roll-moment GT -4000.0
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wing-damage/left-wing EQ 0.0
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</test>
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<test logic="AND" value="0.12">
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damage/force-aero-lbs GT damage/limits-lift-low
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damage/roll-moment GT 4000.0
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wing-damage/left-wing EQ 0.0
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</test>
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</switch>
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<!-- Right wing damage -->
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<switch name="right-wing-damage">
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<output>wing-damage/right-wing</output>
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<default value="wing-damage/right-wing"/>
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<!-- No damage -->
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<test logic="OR" value="0.0">
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settings/damage EQ 0
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damage/repairing EQ 1
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simulation/sim-time-sec LT 0.25
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</test>
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<!-- ================================================================== -->
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<!-- Broken -->
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<!-- ================================================================== -->
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<!-- Break wing when its wing tip hits the ground or an object -->
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<test logic="OR" value="1.0">
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contact/unit[5]/compression-ft GT 0.005
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crash EQ 1
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</test>
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<!-- Overspeed -->
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<test logic="AND" value="1.0">
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/velocities/airspeed-kt GT damage/limits-vne-high
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</test>
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<test logic="AND" value="1.0">
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/velocities/airspeed-kt GT damage/limits-vne-medium
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damage/roll-moment LT -4000.0
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wing-damage/left-wing GT 0.0
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</test>
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<!-- Over-g -->
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<test logic="AND" value="1.0">
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damage/force-aero-lbs GT damage/limits-lift-high
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</test>
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<test logic="AND" value="1.0">
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damage/force-aero-lbs GT damage/limits-lift-medium
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damage/roll-moment LT -4000.0
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wing-damage/left-wing LT 1.0
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wing-damage/left-wing GT 0.0
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</test>
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<!-- ================================================================== -->
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<!-- Heavy damage -->
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<!-- ================================================================== -->
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<!-- Over-g -->
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<test logic="AND" value="0.3">
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damage/force-aero-lbs GT damage/limits-lift-medium
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damage/roll-moment LT 4000.0
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damage/roll-moment GT -4000.0
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wing-damage/right-wing LT 0.3
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</test>
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<!-- Overspeed -->
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<test logic="AND" value="0.3">
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/velocities/airspeed-kt GT damage/limits-vne-medium
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damage/roll-moment LT 4000.0
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damage/roll-moment GT -4000.0
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wing-damage/right-wing LT 0.3
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</test>
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<!-- ================================================================== -->
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<!-- Light damage -->
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<!-- ================================================================== -->
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<!-- Overspeed -->
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<test logic="AND" value="0.12">
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/velocities/airspeed-kt GT damage/limits-vne-low
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damage/roll-moment LT -4000.0
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wing-damage/right-wing EQ 0.0
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</test>
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<!-- Over-g -->
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<test logic="AND" value="0.12">
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damage/force-aero-lbs GT damage/limits-lift-medium
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damage/roll-moment LT 4000.0
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damage/roll-moment GT -4000.0
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wing-damage/right-wing EQ 0.0
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</test>
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<test logic="AND" value="0.12">
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damage/force-aero-lbs GT damage/limits-lift-low
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damage/roll-moment LT -4000.0
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wing-damage/right-wing EQ 0.0
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</test>
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</switch>
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</channel>
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<channel name="pontoon-damage">
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<!-- Left pontoon damage -->
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<switch name="left-pontoon-damage">
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<output>pontoon-damage/left-pontoon</output>
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<default value="pontoon-damage/left-pontoon"/>
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<!-- No damage -->
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<test logic="OR" value="0">
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settings/damage EQ 0
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damage/repairing EQ 1
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simulation/sim-time-sec LT 0.25
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</test>
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<test logic="AND" value="0">
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bushkit NE 3
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bushkit NE 4
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</test>
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<!-- ================================================================== -->
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<!-- Broken -->
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<!-- ================================================================== -->
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<test logic="OR" value="1">
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contact/unit[13]/compression-ft GT 0.95
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contact/unit[15]/compression-ft GT 0.95
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contact/unit[17]/compression-ft GT 0.95
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gear/unit[19]/compression-ft GT 0.95
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gear/unit[21]/compression-ft GT 0.95
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pontoon-damage/left-pontoon EQ 1
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</test>
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<!-- ================================================================== -->
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<!-- Damaged -->
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<!-- ================================================================== -->
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<test logic="OR" value="2">
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contact/unit[13]/compression-ft GT 0.75
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contact/unit[15]/compression-ft GT 0.75
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contact/unit[17]/compression-ft GT 0.75
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gear/unit[19]/compression-ft GT 0.75
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gear/unit[21]/compression-ft GT 0.75
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</test>
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</switch>
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<!-- Right pontoon damage -->
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<switch name="right-pontoon-damage">
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<output>pontoon-damage/right-pontoon</output>
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<default value="pontoon-damage/right-pontoon"/>
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<!-- No damage -->
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<test logic="OR" value="0">
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settings/damage EQ 0
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damage/repairing EQ 1
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simulation/sim-time-sec LT 0.25
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</test>
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<test logic="AND" value="0">
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bushkit NE 3
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bushkit NE 4
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</test>
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<!-- ================================================================== -->
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<!-- Broken -->
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<!-- ================================================================== -->
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<test logic="OR" value="1">
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contact/unit[14]/compression-ft GT 0.95
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contact/unit[16]/compression-ft GT 0.95
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contact/unit[18]/compression-ft GT 0.95
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gear/unit[20]/compression-ft GT 0.95
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gear/unit[22]/compression-ft GT 0.95
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pontoon-damage/right-pontoon EQ 1
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</test>
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<!-- ================================================================== -->
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<!-- Damaged -->
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<!-- ================================================================== -->
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<test logic="OR" value="2">
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contact/unit[14]/compression-ft GT 0.75
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contact/unit[16]/compression-ft GT 0.75
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contact/unit[18]/compression-ft GT 0.75
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gear/unit[20]/compression-ft GT 0.75
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gear/unit[22]/compression-ft GT 0.75
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</test>
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</switch>
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</channel>
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</system>
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