From f26e8e5af07bf7a90857015afc35b5eed15004e0 Mon Sep 17 00:00:00 2001
From: curt <curt>
Date: Wed, 25 Sep 2002 22:05:49 +0000
Subject: [PATCH] Added a per-engine fuel pump switch.

---
 src/Controls/controls.cxx | 22 ++++++++++++++++++++++
 src/Controls/controls.hxx |  3 +++
 2 files changed, 25 insertions(+)

diff --git a/src/Controls/controls.cxx b/src/Controls/controls.cxx
index 106208d80..a60ae0ca3 100644
--- a/src/Controls/controls.cxx
+++ b/src/Controls/controls.cxx
@@ -78,6 +78,7 @@ void FGControls::reset_all()
     set_throttle( ALL_ENGINES, 0.0 );
     set_starter( ALL_ENGINES, false );
     set_magnetos( ALL_ENGINES, 0 );
+    set_fuel_pump( ALL_ENGINES, false );
     throttle_idle = true;
     set_fuel_selector( ALL_TANKS, true );
     gear_down = true;
@@ -95,6 +96,7 @@ FGControls::init ()
     for ( int engine = 0; engine < MAX_ENGINES; engine++ ) {
 	throttle[engine] = 0.0;
 	mixture[engine] = 1.0;
+	fuel_pump[engine] = false;
 	prop_advance[engine] = 1.0;
 	magnetos[engine] = 0;
 	starter[engine] = false;
@@ -143,6 +145,10 @@ FGControls::bind ()
     fgTie(name, this, index,
 	 &FGControls::get_mixture, &FGControls::set_mixture);
     fgSetArchivable(name);
+    sprintf(name, "/controls/fuel-pump[%d]", index);
+    fgTie(name, this, index,
+	 &FGControls::get_fuel_pump, &FGControls::set_fuel_pump);
+    fgSetArchivable(name);
     sprintf(name, "/controls/propeller-pitch[%d]", index);
     fgTie(name, this, index,
 	 &FGControls::get_prop_advance, &FGControls::set_prop_advance);
@@ -197,6 +203,8 @@ FGControls::unbind ()
     fgUntie(name);
     sprintf(name, "/controls/mixture[%d]", index);
     fgUntie(name);
+    sprintf(name, "/controls/fuel-pump[%d]", index);
+    fgUntie(name);
     sprintf(name, "/controls/propeller-pitch[%d]", index);
     fgUntie(name);
     sprintf(name, "/controls/magnetos[%d]", index);
@@ -397,6 +405,20 @@ FGControls::move_mixture( int engine, double amt )
     }
 }
 
+void
+FGControls::set_fuel_pump( int engine, bool val )
+{
+    if ( engine == ALL_ENGINES ) {
+	for ( int i = 0; i < MAX_ENGINES; i++ ) {
+	    fuel_pump[i] = val;
+	}
+    } else {
+	if ( (engine >= 0) && (engine < MAX_ENGINES) ) {
+	    fuel_pump[engine] = val;
+	}
+    }
+}
+
 void
 FGControls::set_prop_advance( int engine, double pos )
 {
diff --git a/src/Controls/controls.hxx b/src/Controls/controls.hxx
index 51bb4328c..a58561cb9 100644
--- a/src/Controls/controls.hxx
+++ b/src/Controls/controls.hxx
@@ -67,6 +67,7 @@ private:
     double flaps;
     double throttle[MAX_ENGINES];
     double mixture[MAX_ENGINES];
+    bool fuel_pump[MAX_ENGINES];
     double prop_advance[MAX_ENGINES];
     double parking_brake;
     double brake[MAX_WHEELS];
@@ -102,6 +103,7 @@ public:
     inline double get_flaps() const { return flaps; }
     inline double get_throttle(int engine) const { return throttle[engine]; }
     inline double get_mixture(int engine) const { return mixture[engine]; }
+    inline bool get_fuel_pump(int engine) const { return fuel_pump[engine]; }
     inline double get_prop_advance(int engine) const {
 	return prop_advance[engine];
     }
@@ -133,6 +135,7 @@ public:
     void move_throttle( int engine, double amt );
     void set_mixture( int engine, double pos );
     void move_mixture( int engine, double amt );
+    void set_fuel_pump( int engine, bool val );
     void set_prop_advance( int engine, double pos );
     void move_prop_advance( int engine, double amt );
     void set_magnetos( int engine, int pos );
-- 
2.39.5