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 ...
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curt
parent
c538cc44fd
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940d12528b
3 changed files with 277 additions and 12 deletions
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@ -1,16 +1,18 @@
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noinst_LIBRARIES = libInstrumentation.a
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libInstrumentation_a_SOURCES = instrument_mgr.cxx instrument_mgr.hxx \
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dme.cxx dme.hxx \
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gps.cxx gps.hxx \
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gyro.cxx gyro.hxx \
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airspeed_indicator.cxx airspeed_indicator.hxx \
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attitude_indicator.cxx attitude_indicator.hxx \
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altimeter.cxx altimeter.hxx \
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turn_indicator.cxx turn_indicator.hxx \
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slip_skid_ball.cxx slip_skid_ball.hxx \
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heading_indicator.cxx heading_indicator.hxx \
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vertical_speed_indicator.cxx vertical_speed_indicator.hxx \
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mag_compass.cxx mag_compass.hxx
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libInstrumentation_a_SOURCES = \
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instrument_mgr.cxx instrument_mgr.hxx \
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annunciator.cxx annunciator.hxx \
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dme.cxx dme.hxx \
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gps.cxx gps.hxx \
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gyro.cxx gyro.hxx \
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airspeed_indicator.cxx airspeed_indicator.hxx \
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attitude_indicator.cxx attitude_indicator.hxx \
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altimeter.cxx altimeter.hxx \
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turn_indicator.cxx turn_indicator.hxx \
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slip_skid_ball.cxx slip_skid_ball.hxx \
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heading_indicator.cxx heading_indicator.hxx \
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vertical_speed_indicator.cxx vertical_speed_indicator.hxx \
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mag_compass.cxx mag_compass.hxx
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INCLUDES = -I$(top_srcdir) -I$(top_srcdir)/src
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194
src/Instrumentation/annunciator.cxx
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194
src/Instrumentation/annunciator.cxx
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// annunciator.hxx - manage the annunciator states
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// Written by Curtis Olson, started May, 2003.
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#include <math.h>
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#include <simgear/math/interpolater.hxx>
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#include <Main/fg_props.hxx>
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#include <Main/util.hxx>
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#include "annunciator.hxx"
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Annunciator::Annunciator ():
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timer0( 0.0 ),
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timer1( 0.0 ),
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timer2( 0.0 ),
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timer3( 0.0 ),
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timer4( 0.0 )
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{
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}
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Annunciator::~Annunciator ()
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{
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}
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void
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Annunciator::init ()
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{
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_volts = fgGetNode( "/systems/electrical/volts", true );
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_vac_l = fgGetNode( "/systems/vacuum[0]/suction-inhg", true );
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_vac_r = fgGetNode( "/systems/vacuum[1]/suction-inhg", true );
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_fuel_l = fgGetNode( "/consumables/fuel/tank[0]/level-gal_us", true );
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_fuel_r = fgGetNode( "/consumables/fuel/tank[1]/level-gal_us", true );
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_oil_px = fgGetNode( "/engines/engine[0]/oil-pressure-psi", true );
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_ann_volts = fgGetNode( "/instrumentation/annunciator/volts", true );
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_ann_vac_l = fgGetNode( "/instrumentation/annunciator/vacuum-left", true );
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_ann_vac_r = fgGetNode( "/instrumentation/annunciator/vacuum-right", true );
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_ann_fuel_l = fgGetNode( "/instrumentation/annunciator/fuel-left", true );
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_ann_fuel_r = fgGetNode( "/instrumentation/annunciator/fuel-right", true );
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_ann_oil_px = fgGetNode( "/instrumentation/annunciator/oil-pressure", true );
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}
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void
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Annunciator::update (double dt)
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{
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// timers
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timer0 += dt;
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timer1 += dt;
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timer2 += dt;
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timer3 += dt;
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timer4 += dt;
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if ( _volts->getDoubleValue() < 5.0 ) {
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// Not enough juice to illuminate the display
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_ann_volts->setBoolValue( false );
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_ann_vac_l->setBoolValue( false );
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_ann_vac_r->setBoolValue( false );
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_ann_fuel_l->setBoolValue( false );
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_ann_fuel_r->setBoolValue( false );
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_ann_oil_px->setBoolValue( false );
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} else {
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// Volts
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if ( _volts->getDoubleValue() < 24.5 ) {
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if ( timer1 < 10 ) {
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double rem = timer0 - (int)timer0;
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if ( rem <= 0.5 ) {
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_ann_volts->setBoolValue( true );
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} else {
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_ann_volts->setBoolValue( false );
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}
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} else {
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_ann_volts->setBoolValue( true );
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}
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} else {
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_ann_volts->setBoolValue( false );
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timer1 = 0.0;
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}
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if ( _fuel_l->getDoubleValue() < 5.0
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&& _fuel_r->getDoubleValue() < 5.0 )
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{
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if ( timer2 < 10 ) {
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double rem = timer0 - (int)timer0;
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if ( rem <= 0.5 ) {
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_ann_fuel_l->setBoolValue( true );
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_ann_fuel_r->setBoolValue( true );
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} else {
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_ann_fuel_l->setBoolValue( false );
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_ann_fuel_r->setBoolValue( false );
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}
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} else {
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_ann_fuel_l->setBoolValue( true );
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_ann_fuel_r->setBoolValue( true );
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}
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} else if ( _fuel_l->getDoubleValue() < 5.0 ) {
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if ( timer2 < 10 ) {
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double rem = timer0 - (int)timer0;
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if ( rem <= 0.5 ) {
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_ann_fuel_l->setBoolValue( true );
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} else {
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_ann_fuel_l->setBoolValue( false );
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}
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} else {
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_ann_fuel_l->setBoolValue( true );
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}
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_ann_fuel_r->setBoolValue( false );
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} else if ( _fuel_r->getDoubleValue() < 5.0 ) {
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if ( timer2 < 10 ) {
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double rem = timer0 - (int)timer0;
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if ( rem <= 0.5 ) {
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_ann_fuel_r->setBoolValue( true );
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} else {
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_ann_fuel_r->setBoolValue( false );
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}
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} else {
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_ann_fuel_r->setBoolValue( true );
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}
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_ann_fuel_l->setBoolValue( false );
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} else {
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_ann_fuel_l->setBoolValue( false );
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_ann_fuel_r->setBoolValue( false );
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timer2 = 0.0;
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}
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// vacuum pumps
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if ( _vac_l->getDoubleValue() < 3.0
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&& _vac_r->getDoubleValue() < 3.0 )
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{
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if ( timer3 < 10 ) {
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double rem = timer0 - (int)timer0;
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if ( rem <= 0.5 ) {
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_ann_vac_l->setBoolValue( true );
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_ann_vac_r->setBoolValue( true );
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} else {
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_ann_vac_l->setBoolValue( false );
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_ann_vac_r->setBoolValue( false );
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}
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} else {
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_ann_vac_l->setBoolValue( true );
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_ann_vac_r->setBoolValue( true );
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}
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} else if ( _vac_l->getDoubleValue() < 3.0 ) {
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if ( timer3 < 10 ) {
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double rem = timer0 - (int)timer0;
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if ( rem <= 0.5 ) {
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_ann_vac_l->setBoolValue( true );
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} else {
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_ann_vac_l->setBoolValue( false );
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}
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} else {
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_ann_vac_l->setBoolValue( true );
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}
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_ann_vac_r->setBoolValue( false );
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} else if ( _vac_r->getDoubleValue() < 3.0 ) {
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if ( timer3 < 10 ) {
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double rem = timer0 - (int)timer0;
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if ( rem <= 0.5 ) {
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_ann_vac_r->setBoolValue( true );
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} else {
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_ann_vac_r->setBoolValue( false );
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}
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} else {
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_ann_vac_r->setBoolValue( true );
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}
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_ann_vac_l->setBoolValue( false );
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} else {
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_ann_vac_l->setBoolValue( false );
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_ann_vac_r->setBoolValue( false );
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timer3 = 0.0;
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}
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// Oil pressure
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if ( _oil_px->getDoubleValue() < 20.0 ) {
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if ( timer4 < 10 ) {
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double rem = timer0 - (int)timer0;
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if ( rem <= 0.5 ) {
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_ann_oil_px->setBoolValue( true );
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} else {
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_ann_oil_px->setBoolValue( false );
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}
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} else {
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_ann_oil_px->setBoolValue( true );
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}
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} else {
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_ann_oil_px->setBoolValue( false );
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timer4 = 0.0;
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}
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}
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}
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// end of annunciator.cxx
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69
src/Instrumentation/annunciator.hxx
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69
src/Instrumentation/annunciator.hxx
Normal file
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@ -0,0 +1,69 @@
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// annunciator.hxx - manage the annunciator states
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// Written by Curtis Olson, started May, 2003.
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#ifndef __INSTRUMENTS_ANNUNCIATOR_HXX
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#define __INSTRUMENTS_ANNUNCIATOR_HXX 1
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#ifndef __cplusplus
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# error This library requires C++
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#endif
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#include <simgear/props/props.hxx>
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#include <Main/fgfs.hxx>
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/**
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* Model the annunciators. This is innitially hard coded for a C172S
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*
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* Input properties:
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*
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* Amps
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* L/R Fuel qty
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* L/R Vacuum pumps
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* Oil pressure
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*
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* Output properties:
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*
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* /instrumentation/airspeed-indicator/indicated-speed-kt
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*/
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class Annunciator : public FGSubsystem
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{
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// timers
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double timer0; // used to sync flashing
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double timer1;
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double timer2;
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double timer3;
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double timer4;
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// inputs
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SGPropertyNode *_volts;
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SGPropertyNode *_vac_l;
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SGPropertyNode *_vac_r;
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SGPropertyNode *_fuel_l;
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SGPropertyNode *_fuel_r;
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SGPropertyNode *_oil_px;
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// outputs
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SGPropertyNode *_ann_volts; // VOLTS (red)
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SGPropertyNode *_ann_vac_l; // L VAC (amber)
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SGPropertyNode *_ann_vac_r; // VAC R (amber
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SGPropertyNode *_ann_fuel_l; // L LOW FUEL (amber)
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SGPropertyNode *_ann_fuel_r; // LOW FUEL R (amber)
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SGPropertyNode *_ann_oil_px; // OIL PRESS (red)
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public:
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Annunciator ();
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virtual ~Annunciator ();
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virtual void init ();
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virtual void update (double dt);
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private:
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};
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#endif // __INSTRUMENTS_ANNUNCIATOR_HXX
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