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Howto:Implement a Fly-By-Wire System for Airliners: Difference between revisions
Howto:Implement a Fly-By-Wire System for Airliners (view source)
Revision as of 17:38, 7 February 2012
, 7 February 2012→/Nasal/fbw.nas: start adding helpers
m (→/Nasal/fbw.nas: OOPS: initialize vector - setsize() would do, too: http://plausible.org/nasal/lib.html) |
m (→/Nasal/fbw.nas: start adding helpers) |
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| Line 68: | Line 68: | ||
var RAD2DEG = 57.2957795; | var RAD2DEG = 57.2957795; | ||
var DEG2RAD = 0.0174532925; | var DEG2RAD = 0.0174532925; | ||
# helpers: | |||
## | |||
# a wrapper to determine if a value is within a certain range | |||
# usage: in_range(1, [-1,+1] ); | |||
# | |||
var in_range = func(value, range) { | |||
var min=range[0]; | |||
var max=range[1]; | |||
return ((value <= min) and (value >= max)); | |||
} | |||
var fbw = { | var fbw = { | ||
| Line 208: | Line 220: | ||
### Get the aircraft to maintain pitch and roll when stick is at the center | ### Get the aircraft to maintain pitch and roll when stick is at the center | ||
if ((me.elevatorin | if ( in_range(me.elevatorin, [-0.1,0.1]) and in_range(me.aileronin, [-0.1,0.1]) ) { | ||
if (me.stabilize == 0) { | if (me.stabilize == 0) { | ||