TradHeli: Move two static bools into heli_flags structure to save 2 bytes RAM.

ArduCopter/heli.h

@@ -14,7 +14,8 @@ ModeFilterInt16_Size5 rotor_speed_deglitch_filter(4);
 
 // Tradheli flags
 static struct {
-    uint8_t dynamic_flight  : 1;    // 0   // true if we are moving at a significant speed (used to turn on/off leaky I terms)
+    uint8_t dynamic_flight          : 1;    // 0   // true if we are moving at a significant speed (used to turn on/off leaky I terms)
+    uint8_t init_targets_on_arming  : 1;    // 1   // true if we have been disarmed, and need to reset rate controller targets when we arm
 } heli_flags;
 
 #endif  // FRAME_CONFIG == HELI_FRAME

ArduCopter/heli_control_acro.pde

@@ -16,7 +16,6 @@ static bool heli_acro_init(bool ignore_checks)
 static void heli_acro_run()
 {
     float target_roll, target_pitch, target_yaw;
-    static bool init_targets_on_arming;
     
     // Tradheli should not reset roll, pitch, yaw targets when motors are not runup, because
     // we may be in autorotation flight.  These should be reset only when transitioning from disarmed
@@ -25,12 +24,12 @@ static void heli_acro_run()
     // Also, unlike multicopters we do not set throttle (i.e. collective pitch) to zero so the swash servos move
     
     if(!motors.armed()) {
-        init_targets_on_arming=true;
+        heli_flags.init_targets_on_arming=true;
         attitude_control.set_yaw_target_to_current_heading();
     }
 
-    if(motors.armed() && init_targets_on_arming) {
-        init_targets_on_arming=false;
+    if(motors.armed() && heli_flags.init_targets_on_arming) {
+        heli_flags.init_targets_on_arming=false;
         attitude_control.relax_bf_rate_controller();
         
     }   

ArduCopter/heli_control_stabilize.pde

@@ -20,7 +20,6 @@ static void heli_stabilize_run()
     int16_t target_roll, target_pitch;
     float target_yaw_rate;
     int16_t pilot_throttle_scaled;
-    static bool init_targets_on_arming;
 
     // Tradheli should not reset roll, pitch, yaw targets when motors are not runup, because
     // we may be in autorotation flight.  These should be reset only when transitioning from disarmed
@@ -29,12 +28,12 @@ static void heli_stabilize_run()
     // Also, unlike multicopters we do not set throttle (i.e. collective pitch) to zero so the swash servos move
     
     if(!motors.armed()) {
-        init_targets_on_arming=true;
+        heli_flags.init_targets_on_arming=true;
         attitude_control.set_yaw_target_to_current_heading();
     }
     
-    if(motors.armed() && init_targets_on_arming) {
-        init_targets_on_arming=false;
+    if(motors.armed() && heli_flags.init_targets_on_arming) {
+        heli_flags.init_targets_on_arming=false;
         attitude_control.relax_bf_rate_controller();
     }