#ifndef _NET_CTRLS_HXX
#define _NET_CTRLS_HXX
+#include <simgear/misc/stdint.hxx>
-#ifndef __cplusplus
-# error This library requires C++
-#endif
+// NOTE: this file defines an external interface structure. Due to
+// variability between platforms and architectures, we only used fixed
+// length types here. Specifically, integer types can vary in length.
+// I am not aware of any platforms that don't use 4 bytes for float
+// and 8 bytes for double.
-const int FG_NET_CTRLS_VERSION = 24;
+// !!! IMPORTANT !!!
+/* There is some space reserved in the protocol for future use.
+ * When adding a new type, add it just before the "reserved" definition
+ * and subtract the size of this new type from the RESERVED_SPACE definition
+ * (1 for (u)int32_t or float and 2 for double).
+ *
+ * This way the protocol will be forward and backward compatible until
+ * RESERVED_SPACE becomes zero.
+ */
+
+#define RESERVED_SPACE 25
+const uint32_t FG_NET_CTRLS_VERSION = 27;
// Define a structure containing the control parameters
public:
- int version; // increment when data values change
-
enum {
FG_MAX_ENGINES = 4,
FG_MAX_WHEELS = 16,
- FG_MAX_TANKS = 6
+ FG_MAX_TANKS = 8
};
+ uint32_t version; // increment when data values change
+
// Aero controls
double aileron; // -1 ... 1
double elevator; // -1 ... 1
double elevator_trim; // -1 ... 1
double rudder_trim; // -1 ... 1
double flaps; // 0 ... 1
+ double spoilers;
+ double speedbrake;
// Aero control faults
- bool flaps_power; // true = power available
- bool flap_motor_ok;
+ uint32_t flaps_power; // true = power available
+ uint32_t flap_motor_ok;
// Engine controls
- int num_engines; // number of valid engines
- bool master_bat[FG_MAX_ENGINES];
- bool master_alt[FG_MAX_ENGINES];
- int magnetos[FG_MAX_ENGINES];
- bool starter_power[FG_MAX_ENGINES]; // true = starter power
+ uint32_t num_engines; // number of valid engines
+ uint32_t master_bat[FG_MAX_ENGINES];
+ uint32_t master_alt[FG_MAX_ENGINES];
+ uint32_t magnetos[FG_MAX_ENGINES];
+ uint32_t starter_power[FG_MAX_ENGINES];// true = starter power
double throttle[FG_MAX_ENGINES]; // 0 ... 1
double mixture[FG_MAX_ENGINES]; // 0 ... 1
double condition[FG_MAX_ENGINES]; // 0 ... 1
- bool fuel_pump_power[FG_MAX_ENGINES];// true = on
+ uint32_t fuel_pump_power[FG_MAX_ENGINES];// true = on
double prop_advance[FG_MAX_ENGINES]; // 0 ... 1
+ uint32_t feed_tank_to[4];
+ uint32_t reverse[4];
+
// Engine faults
- bool engine_ok[FG_MAX_ENGINES];
- bool mag_left_ok[FG_MAX_ENGINES];
- bool mag_right_ok[FG_MAX_ENGINES];
- bool spark_plugs_ok[FG_MAX_ENGINES]; // false = fouled plugs
- int oil_press_status[FG_MAX_ENGINES]; // 0 = normal, 1 = low, 2 = full fail
- bool fuel_pump_ok[FG_MAX_ENGINES];
+ uint32_t engine_ok[FG_MAX_ENGINES];
+ uint32_t mag_left_ok[FG_MAX_ENGINES];
+ uint32_t mag_right_ok[FG_MAX_ENGINES];
+ uint32_t spark_plugs_ok[FG_MAX_ENGINES]; // false = fouled plugs
+ uint32_t oil_press_status[FG_MAX_ENGINES];// 0 = normal, 1 = low, 2 = full fail
+ uint32_t fuel_pump_ok[FG_MAX_ENGINES];
// Fuel management
- int num_tanks; // number of valid tanks
- bool fuel_selector[FG_MAX_TANKS]; // false = off, true = on
+ uint32_t num_tanks; // number of valid tanks
+ uint32_t fuel_selector[FG_MAX_TANKS]; // false = off, true = on
+ uint32_t xfer_pump[5]; // specifies transfer from array
+ // value tank to tank specified by
+ // int value
+ uint32_t cross_feed; // false = off, true = on
// Brake controls
double brake_left;
double brake_parking;
// Landing Gear
- bool gear_handle; // true=gear handle down; false= gear handle up
+ uint32_t gear_handle; // true=gear handle down; false= gear handle up
// Switches
- bool master_avionics;
+ uint32_t master_avionics;
+
+ // nav and Comm
+ double comm_1;
+ double comm_2;
+ double nav_1;
+ double nav_2;
// wind and turbulance
double wind_speed_kt;
double magvar; // local magnetic variation in degs.
// hazards
- bool icing; // icing status could me much
+ uint32_t icing; // icing status could me much
// more complex but I'm
// starting simple here.
// simulation control
- int speedup; // integer speedup multiplier
- int freeze; // 0=normal
+ uint32_t speedup; // integer speedup multiplier
+ uint32_t freeze; // 0=normal
// 0x01=master
// 0x02=position
// 0x04=fuel
+
+ // --- New since FlightGear 0.9.10 (FG_NET_CTRLS_VERSION = 27)
+
+ // --- Add new variables just before this line.
+
+ uint32_t reserved[RESERVED_SPACE]; // 100 bytes reserved for future use.
};
projects / flightgear.git / blobdiff