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Fixed some FPE prone spots in the generic JSBSim hydrodynamics systems.

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Signed-off-by: Anders Gidenstam <anders@gidenstam.org>
This commit is contained in:
Anders Gidenstam 2016-10-22 23:42:19 +02:00
parent 1a604c42ff
commit 09cdc04e91
3 changed files with 35 additions and 4 deletions
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18
Aircraft/Generic/JSBSim/Systems/hydrodynamic-planing-floats.xml
View file

@ -3,7 +3,7 @@
Model of hydrodynamic planing based on [Wagner:1933:POW] for JSBSim.
Copyright (C) 2015 Anders Gidenstam (anders(at)gidenstam.org)
Copyright (C) 2015 - 2016 Anders Gidenstam (anders(at)gidenstam.org)
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@ -88,6 +88,10 @@
<tan><property>hydro/floats/pitch-rad[0]</property></tan>
</quotient>
</function>
<clipto> <!-- We don't want to get +/-inf out of this function. -->
<min>-10000.0</min>
<max>10000.0</max>
</clipto>
</fcs_function>
<fcs_function name="hydro/planing-floats/afterbody-entry-point-x-ft[0]">
<function>
@ -103,6 +107,10 @@
<tan><property>hydro/floats/pitch-rad[0]</property></tan>
</quotient>
</function>
<clipto> <!-- We don't want to get +/-inf out of this function. -->
<min>-10000.0</min>
<max>10000.0</max>
</clipto>
</fcs_function>
<fcs_function name="hydro/planing-floats/forebody-entry-point-x-ft[1]">
@ -119,6 +127,10 @@
<tan><property>hydro/floats/pitch-rad[1]</property></tan>
</quotient>
</function>
<clipto> <!-- We don't want to get +/-inf out of this function. -->
<min>-10000.0</min>
<max>10000.0</max>
</clipto>
</fcs_function>
<fcs_function name="hydro/planing-floats/afterbody-entry-point-x-ft[1]">
<function>
@ -134,6 +146,10 @@
<tan><property>hydro/floats/pitch-rad[1]</property></tan>
</quotient>
</function>
<clipto> <!-- We don't want to get +/-inf out of this function. -->
<min>-10000.0</min>
<max>10000.0</max>
</clipto>
</fcs_function>
<fcs_function name="hydro/planing-floats/forebody-wetted-keel-ft[0]">

14
Aircraft/Generic/JSBSim/Systems/hydrodynamic-planing.xml
View file

@ -3,7 +3,7 @@
Model of hydrodynamic planing based on [Wagner:1933:POW] for JSBSim.
Copyright (C) 2015 Anders Gidenstam (anders(at)gidenstam.org)
Copyright (C) 2015 - 2016 Anders Gidenstam (anders(at)gidenstam.org)
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@ -77,6 +77,10 @@
<tan><property>hydro/hull/pitch-rad</property></tan>
</quotient>
</function>
<clipto> <!-- We don't want to get +/-inf out of this function. -->
<min>-10000.0</min>
<max>10000.0</max>
</clipto>
</fcs_function>
<fcs_function name="hydro/planing/middlebody-entry-point-x-ft">
<function>
@ -92,6 +96,10 @@
<tan><property>hydro/hull/pitch-rad</property></tan>
</quotient>
</function>
<clipto> <!-- We don't want to get +/-inf out of this function. -->
<min>-10000.0</min>
<max>10000.0</max>
</clipto>
</fcs_function>
<fcs_function name="hydro/planing/afterbody-entry-point-x-ft">
<function>
@ -107,6 +115,10 @@
<tan><property>hydro/hull/pitch-rad</property></tan>
</quotient>
</function>
<clipto> <!-- We don't want to get +/-inf out of this function. -->
<min>-10000.0</min>
<max>10000.0</max>
</clipto>
</fcs_function>
<fcs_function name="hydro/planing/forebody-wetted-keel-ft">

7
Aircraft/Generic/JSBSim/Systems/hydrodynamics.xml
View file

@ -3,7 +3,7 @@
Hydrodynamics section for JSBSim.
Copyright (C) 2008 - 2015 Anders Gidenstam (anders(at)gidenstam.org)
Copyright (C) 2008 - 2016 Anders Gidenstam (anders(at)gidenstam.org)
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@ -364,7 +364,10 @@
<!-- Mix in hull-angular-offset-rad to simplify uses below. -->
<quotient>
<property>hydro/environment/wave/hull-angular-offset-rad</property>
<property>simulation/sim-time-sec</property>
<max> <!-- To avoid divison by 0 at time 0. -->
<value>0.1</value>
<property>simulation/sim-time-sec</property>
</max>
</quotient>
</sum>
</function>