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flightgear/src/Instrumentation/annunciator.cxx

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Add a very simplistic (small single engine type) annunciator model. With the exception of flashing the annunciator light for 10 seconds and then going steady on, this could almost be done entirely in an xml instrument ...
2003-05-27 19:12:33 +00:00
// annunciator.hxx - manage the annunciator states
// Written by Curtis Olson, started May, 2003.
#include <math.h>
#include <simgear/math/interpolater.hxx>
#include <Main/fg_props.hxx>
#include <Main/util.hxx>
#include "annunciator.hxx"
Annunciator::Annunciator ():
timer0( 0.0 ),
timer1( 0.0 ),
timer2( 0.0 ),
timer3( 0.0 ),
timer4( 0.0 )
{
}
Annunciator::~Annunciator ()
{
}
void
Annunciator::init ()
{
_volts = fgGetNode( "/systems/electrical/volts", true );
_vac_l = fgGetNode( "/systems/vacuum[0]/suction-inhg", true );
_vac_r = fgGetNode( "/systems/vacuum[1]/suction-inhg", true );
_fuel_l = fgGetNode( "/consumables/fuel/tank[0]/level-gal_us", true );
_fuel_r = fgGetNode( "/consumables/fuel/tank[1]/level-gal_us", true );
_oil_px = fgGetNode( "/engines/engine[0]/oil-pressure-psi", true );
Annunciators cannot work if electrical system is not serviceable.
2003-08-01 00:22:14 +00:00
_elec_serv = fgGetNode( "/systems/electrical/serviceable", true );
Add a very simplistic (small single engine type) annunciator model. With the exception of flashing the annunciator light for 10 seconds and then going steady on, this could almost be done entirely in an xml instrument ...
2003-05-27 19:12:33 +00:00
_ann_volts = fgGetNode( "/instrumentation/annunciator/volts", true );
_ann_vac_l = fgGetNode( "/instrumentation/annunciator/vacuum-left", true );
_ann_vac_r = fgGetNode( "/instrumentation/annunciator/vacuum-right", true );
_ann_fuel_l = fgGetNode( "/instrumentation/annunciator/fuel-left", true );
_ann_fuel_r = fgGetNode( "/instrumentation/annunciator/fuel-right", true );
_ann_oil_px = fgGetNode( "/instrumentation/annunciator/oil-pressure", true );
}
void
Annunciator::update (double dt)
{
// timers
timer0 += dt;
timer1 += dt;
timer2 += dt;
timer3 += dt;
timer4 += dt;
Annunciators cannot work if electrical system is not serviceable.
2003-08-01 00:22:14 +00:00
if ( _volts->getDoubleValue() < 5.0 || !_elec_serv->getBoolValue() ) {
Add a very simplistic (small single engine type) annunciator model. With the exception of flashing the annunciator light for 10 seconds and then going steady on, this could almost be done entirely in an xml instrument ...
2003-05-27 19:12:33 +00:00
// Not enough juice to illuminate the display
_ann_volts->setBoolValue( false );
_ann_vac_l->setBoolValue( false );
_ann_vac_r->setBoolValue( false );
_ann_fuel_l->setBoolValue( false );
_ann_fuel_r->setBoolValue( false );
_ann_oil_px->setBoolValue( false );
} else {
// Volts
if ( _volts->getDoubleValue() < 24.5 ) {
if ( timer1 < 10 ) {
double rem = timer0 - (int)timer0;
if ( rem <= 0.5 ) {
_ann_volts->setBoolValue( true );
} else {
_ann_volts->setBoolValue( false );
}
} else {
_ann_volts->setBoolValue( true );
}
} else {
_ann_volts->setBoolValue( false );
timer1 = 0.0;
}
if ( _fuel_l->getDoubleValue() < 5.0
&& _fuel_r->getDoubleValue() < 5.0 )
{
if ( timer2 < 10 ) {
double rem = timer0 - (int)timer0;
if ( rem <= 0.5 ) {
_ann_fuel_l->setBoolValue( true );
_ann_fuel_r->setBoolValue( true );
} else {
_ann_fuel_l->setBoolValue( false );
_ann_fuel_r->setBoolValue( false );
}
} else {
_ann_fuel_l->setBoolValue( true );
_ann_fuel_r->setBoolValue( true );
}
} else if ( _fuel_l->getDoubleValue() < 5.0 ) {
if ( timer2 < 10 ) {
double rem = timer0 - (int)timer0;
if ( rem <= 0.5 ) {
_ann_fuel_l->setBoolValue( true );
} else {
_ann_fuel_l->setBoolValue( false );
}
} else {
_ann_fuel_l->setBoolValue( true );
}
_ann_fuel_r->setBoolValue( false );
} else if ( _fuel_r->getDoubleValue() < 5.0 ) {
if ( timer2 < 10 ) {
double rem = timer0 - (int)timer0;
if ( rem <= 0.5 ) {
_ann_fuel_r->setBoolValue( true );
} else {
_ann_fuel_r->setBoolValue( false );
}
} else {
_ann_fuel_r->setBoolValue( true );
}
_ann_fuel_l->setBoolValue( false );
} else {
_ann_fuel_l->setBoolValue( false );
_ann_fuel_r->setBoolValue( false );
timer2 = 0.0;
}
// vacuum pumps
if ( _vac_l->getDoubleValue() < 3.0
&& _vac_r->getDoubleValue() < 3.0 )
{
if ( timer3 < 10 ) {
double rem = timer0 - (int)timer0;
if ( rem <= 0.5 ) {
_ann_vac_l->setBoolValue( true );
_ann_vac_r->setBoolValue( true );
} else {
_ann_vac_l->setBoolValue( false );
_ann_vac_r->setBoolValue( false );
}
} else {
_ann_vac_l->setBoolValue( true );
_ann_vac_r->setBoolValue( true );
}
} else if ( _vac_l->getDoubleValue() < 3.0 ) {
if ( timer3 < 10 ) {
double rem = timer0 - (int)timer0;
if ( rem <= 0.5 ) {
_ann_vac_l->setBoolValue( true );
} else {
_ann_vac_l->setBoolValue( false );
}
} else {
_ann_vac_l->setBoolValue( true );
}
_ann_vac_r->setBoolValue( false );
} else if ( _vac_r->getDoubleValue() < 3.0 ) {
if ( timer3 < 10 ) {
double rem = timer0 - (int)timer0;
if ( rem <= 0.5 ) {
_ann_vac_r->setBoolValue( true );
} else {
_ann_vac_r->setBoolValue( false );
}
} else {
_ann_vac_r->setBoolValue( true );
}
_ann_vac_l->setBoolValue( false );
} else {
_ann_vac_l->setBoolValue( false );
_ann_vac_r->setBoolValue( false );
timer3 = 0.0;
}
// Oil pressure
if ( _oil_px->getDoubleValue() < 20.0 ) {
if ( timer4 < 10 ) {
double rem = timer0 - (int)timer0;
if ( rem <= 0.5 ) {
_ann_oil_px->setBoolValue( true );
} else {
_ann_oil_px->setBoolValue( false );
}
} else {
_ann_oil_px->setBoolValue( true );
}
} else {
_ann_oil_px->setBoolValue( false );
timer4 = 0.0;
}
}
}
// end of annunciator.cxx
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