+void
+FGControls::unbind ()
+{
+ // Tie control properties.
+ fgUntie("/controls/aileron");
+ fgUntie("/controls/aileron-trim");
+ fgUntie("/controls/elevator");
+ fgUntie("/controls/elevator-trim");
+ fgUntie("/controls/rudder");
+ fgUntie("/controls/rudder-trim");
+ fgUntie("/controls/flaps");
+ int index;
+ for (index = 0; index < MAX_ENGINES; index++) {
+ char name[32];
+ sprintf(name, "/controls/throttle[%d]", index);
+ fgUntie(name);
+ sprintf(name, "/controls/mixture[%d]", index);
+ fgUntie(name);
+ sprintf(name, "/controls/propeller-pitch[%d]", index);
+ fgUntie(name);
+ sprintf(name, "/controls/magnetos[%d]", index);
+ fgUntie(name);
+ sprintf(name, "/controls/starter[%d]", index);
+ fgUntie(name);
+ }
+ for (index = 0; index < MAX_WHEELS; index++) {
+ char name[32];
+ sprintf(name, "/controls/brakes[%d]", index);
+ fgUntie(name);
+ }
+ fgUntie("/controls/gear-down");
+}
+
+
+void
+FGControls::update (int dt)
+{
+}
+
+
+\f
+////////////////////////////////////////////////////////////////////////
+// Setters and adjusters.
+////////////////////////////////////////////////////////////////////////
+
+void
+FGControls::set_aileron (double pos)
+{
+ aileron = pos;
+ CLAMP( &aileron, -1.0, 1.0 );
+
+ // check for autocoordination
+ if ( auto_coordination->getBoolValue() ) {
+ set_rudder( aileron / 2.0 );
+ }
+}
+
+void
+FGControls::move_aileron (double amt)
+{
+ aileron += amt;
+ CLAMP( &aileron, -1.0, 1.0 );
+
+ // check for autocoordination
+ if ( auto_coordination->getBoolValue() ) {
+ set_rudder( aileron / 2.0 );
+ }
+}
+
+void
+FGControls::set_aileron_trim( double pos )
+{
+ aileron_trim = pos;
+ CLAMP( &aileron_trim, -1.0, 1.0 );
+}
+
+void
+FGControls::move_aileron_trim( double amt )
+{
+ aileron_trim += amt;
+ CLAMP( &aileron_trim, -1.0, 1.0 );
+}
+
+void
+FGControls::set_elevator( double pos )
+{
+ elevator = pos;
+ CLAMP( &elevator, -1.0, 1.0 );
+}
+
+void
+FGControls::move_elevator( double amt )
+{
+ elevator += amt;
+ CLAMP( &elevator, -1.0, 1.0 );
+}
+
+void
+FGControls::set_elevator_trim( double pos )
+{
+ elevator_trim = pos;
+ CLAMP( &elevator_trim, -1.0, 1.0 );
+}
+
+void
+FGControls::move_elevator_trim( double amt )
+{
+ elevator_trim += amt;
+ CLAMP( &elevator_trim, -1.0, 1.0 );
+}
+
+void
+FGControls::set_rudder( double pos )
+{
+ rudder = pos;
+ CLAMP( &rudder, -1.0, 1.0 );
+}
+
+void
+FGControls::move_rudder( double amt )
+{
+ rudder += amt;
+ CLAMP( &rudder, -1.0, 1.0 );
+}
+
+void
+FGControls::set_rudder_trim( double pos )
+{
+ rudder_trim = pos;
+ CLAMP( &rudder_trim, -1.0, 1.0 );
+}
+
+void
+FGControls::move_rudder_trim( double amt )
+{
+ rudder_trim += amt;
+ CLAMP( &rudder_trim, -1.0, 1.0 );
+}
+
+void
+FGControls::set_flaps( double pos )
+{
+ flaps = pos;
+ CLAMP( &flaps, 0.0, 1.0 );
+}
+
+void
+FGControls::move_flaps( double amt )
+{
+ flaps += amt;
+ CLAMP( &flaps, 0.0, 1.0 );
+}
+
+void
+FGControls::set_throttle( int engine, double pos )
+{
+ if ( engine == ALL_ENGINES ) {
+ for ( int i = 0; i < MAX_ENGINES; i++ ) {
+ throttle[i] = pos;
+ CLAMP( &throttle[i], 0.0, 1.0 );
+ }
+ } else {
+ if ( (engine >= 0) && (engine < MAX_ENGINES) ) {
+ throttle[engine] = pos;
+ CLAMP( &throttle[engine], 0.0, 1.0 );
+ }
+ }
+}
+
+void
+FGControls::move_throttle( int engine, double amt )
+{
+ if ( engine == ALL_ENGINES ) {
+ for ( int i = 0; i < MAX_ENGINES; i++ ) {
+ throttle[i] += amt;
+ CLAMP( &throttle[i], 0.0, 1.0 );
+ }
+ } else {
+ if ( (engine >= 0) && (engine < MAX_ENGINES) ) {
+ throttle[engine] += amt;
+ CLAMP( &throttle[engine], 0.0, 1.0 );
+ }
+ }
+}
+
+void
+FGControls::set_mixture( int engine, double pos )
+{
+ if ( engine == ALL_ENGINES ) {
+ for ( int i = 0; i < MAX_ENGINES; i++ ) {
+ mixture[i] = pos;
+ CLAMP( &mixture[i], 0.0, 1.0 );
+ }
+ } else {
+ if ( (engine >= 0) && (engine < MAX_ENGINES) ) {
+ mixture[engine] = pos;
+ CLAMP( &mixture[engine], 0.0, 1.0 );
+ }
+ }
+}
+
+void
+FGControls::move_mixture( int engine, double amt )
+{
+ if ( engine == ALL_ENGINES ) {
+ for ( int i = 0; i < MAX_ENGINES; i++ ) {
+ mixture[i] += amt;
+ CLAMP( &mixture[i], 0.0, 1.0 );
+ }
+ } else {
+ if ( (engine >= 0) && (engine < MAX_ENGINES) ) {
+ mixture[engine] += amt;
+ CLAMP( &mixture[engine], 0.0, 1.0 );
+ }
+ }
+}
+
+void
+FGControls::set_prop_advance( int engine, double pos )
+{
+ if ( engine == ALL_ENGINES ) {
+ for ( int i = 0; i < MAX_ENGINES; i++ ) {
+ prop_advance[i] = pos;
+ CLAMP( &prop_advance[i], 0.0, 1.0 );
+ }
+ } else {
+ if ( (engine >= 0) && (engine < MAX_ENGINES) ) {
+ prop_advance[engine] = pos;
+ CLAMP( &prop_advance[engine], 0.0, 1.0 );
+ }
+ }
+}
+
+void
+FGControls::move_prop_advance( int engine, double amt )
+{
+ if ( engine == ALL_ENGINES ) {
+ for ( int i = 0; i < MAX_ENGINES; i++ ) {
+ prop_advance[i] += amt;
+ CLAMP( &prop_advance[i], 0.0, 1.0 );
+ }
+ } else {
+ if ( (engine >= 0) && (engine < MAX_ENGINES) ) {
+ prop_advance[engine] += amt;
+ CLAMP( &prop_advance[engine], 0.0, 1.0 );
+ }
+ }
+}
+
+void
+FGControls::set_magnetos( int engine, int pos )
+{
+ if ( engine == ALL_ENGINES ) {
+ for ( int i = 0; i < MAX_ENGINES; i++ ) {
+ magnetos[i] = pos;
+ CLAMP( &magnetos[i], 0, 3 );
+ }
+ } else {
+ if ( (engine >= 0) && (engine < MAX_ENGINES) ) {
+ magnetos[engine] = pos;
+ CLAMP( &magnetos[engine], 0, 3 );
+ }
+ }
+}
+
+void
+FGControls::move_magnetos( int engine, int amt )
+{
+ if ( engine == ALL_ENGINES ) {
+ for ( int i = 0; i < MAX_ENGINES; i++ ) {
+ magnetos[i] += amt;
+ CLAMP( &magnetos[i], 0, 3 );
+ }
+ } else {
+ if ( (engine >= 0) && (engine < MAX_ENGINES) ) {
+ magnetos[engine] += amt;
+ CLAMP( &magnetos[engine], 0, 3 );
+ }
+ }
+}
+
+void
+FGControls::set_starter( int engine, bool flag )
+{
+ if ( engine == ALL_ENGINES ) {
+ for ( int i = 0; i < MAX_ENGINES; i++ ) {
+ starter[i] = flag;
+ }
+ } else {
+ if ( (engine >= 0) && (engine < MAX_ENGINES) ) {
+ starter[engine] = flag;
+ }
+ }
+}
+
+void
+FGControls::set_parking_brake( double pos )
+{
+ parking_brake = pos;
+ CLAMP(&parking_brake, 0.0, 1.0);
+}
+
+void
+FGControls::set_brake( int wheel, double pos )
+{
+ if ( wheel == ALL_WHEELS ) {
+ for ( int i = 0; i < MAX_WHEELS; i++ ) {
+ brake[i] = pos;
+ CLAMP( &brake[i], 0.0, 1.0 );
+ }
+ } else {
+ if ( (wheel >= 0) && (wheel < MAX_WHEELS) ) {
+ brake[wheel] = pos;
+ CLAMP( &brake[wheel], 0.0, 1.0 );
+ }
+ }
+}
+
+void
+FGControls::move_brake( int wheel, double amt )
+{
+ if ( wheel == ALL_WHEELS ) {
+ for ( int i = 0; i < MAX_WHEELS; i++ ) {
+ brake[i] += amt;
+ CLAMP( &brake[i], 0.0, 1.0 );
+ }
+ } else {
+ if ( (wheel >= 0) && (wheel < MAX_WHEELS) ) {
+ brake[wheel] += amt;
+ CLAMP( &brake[wheel], 0.0, 1.0 );
+ }
+ }
+}
+
+void
+FGControls::set_gear_down( bool gear )
+{
+ gear_down = gear;