Attempting to iron out seg faults and crashes.

[flightgear.git] / FDM / flight.h

diff --git a/FDM/flight.h b/FDM/flight.h
index 20b00262302fe5d2dc6421858c68f8b51f4629f7..6535a1ab745d2b2467d16ddea24ce4c22297bacf 100644 (file)
--- a/FDM/flight.h
+++ b/FDM/flight.h
@@ -29,25 +29,32 @@
 
 
 #include <Flight/Slew/slew.h>
-/* #include <Flight/LaRCsim/ls_interface.h> */
+
+
+#ifdef __cplusplus                                                          
+extern "C" {                            
+#endif                                   
 
 
 /* Define the various supported flight models (most not yet implemented) */
-#define FG_LARCSIM     0
-#define FG_ACM         1
-#define FG_HELICOPTER  2
-#define FG_AUTOGYRO    3
-#define FG_BALLOON     4
-#define FG_PARACHUTE   5
-#define FG_SLEW        6
-#define FG_EXTERN_GPS  7
-#define FG_EXTERN_NET  8
+#define FG_SLEW        0    /* Slew (in MS terminology) */
+#define FG_LARCSIM     1    /* The only "real" model  that is currently 
+                              implemented */
+#define FG_ACM         2
+#define FG_SUPER_SONIC 3
+#define FG_HELICOPTER  4
+#define FG_AUTOGYRO    5
+#define FG_BALLOON     6
+#define FG_PARACHUTE   7
+#define FG_EXTERN_GPS  8    /* Driven via a serially connected GPS */
+#define FG_EXTERN_NET  9    /* Driven externally via the net */
+#define FG_EXTERN_NASA 10   /* Track the space shuttle ? */
 
 
 typedef double FG_VECTOR_3[3];
 
 /* This is based heavily on LaRCsim/ls_generic.h */
-struct fgFLIGHT {
+typedef struct {
 
 /*================== Mass properties and geometry values ==================*/
 
@@ -380,25 +387,58 @@ struct fgFLIGHT {
 #define FG_Y_pilot_rwy             f->d_pilot_rwy_rwy_v[1]
 #define FG_H_pilot_rwy             f->d_pilot_rwy_rwy_v[2]
 
-};
+} fgFLIGHT, *pfgFlight;
+
+
+extern fgFLIGHT cur_flight_params;
 
 
 /* General interface to the flight model routines */
 
 /* Initialize the flight model parameters */
-int fgFlightModelInit(int model, struct fgFLIGHT *f, double dt);
+int fgFlightModelInit(int model, fgFLIGHT *f, double dt);
 
 /* Run multiloop iterations of the flight model */
-int fgFlightModelUpdate(int model, struct fgFLIGHT *f, int multiloop);
+int fgFlightModelUpdate(int model, fgFLIGHT *f, int multiloop);
+
+/* Set the altitude (force) */
+int fgFlightModelSetAltitude(int model, fgFLIGHT *f, double alt_meters);
+
+
+#ifdef __cplusplus
+}
+#endif
 
 
 #endif /* _FLIGHT_H */
 
 
 /* $Log$
-/* Revision 1.12  1998/01/22 02:59:32  curt
-/* Changed #ifdef FILE_H to #ifdef _FILE_H
+/* Revision 1.18  1998/07/30 23:44:36  curt
+/* Beginning to add support for multiple flight models.
 /*
+ * Revision 1.17  1998/07/12 03:08:28  curt
+ * Added fgFlightModelSetAltitude() to force the altitude to something
+ * other than the current altitude.  LaRCsim doesn't let you do this by just
+ * changing FG_Altitude.
+ *
+ * Revision 1.16  1998/04/22 13:26:20  curt
+ * C++ - ifing the code a bit.
+ *
+ * Revision 1.15  1998/04/21 16:59:33  curt
+ * Integrated autopilot.
+ * Prepairing for C++ integration.
+ *
+ * Revision 1.14  1998/02/07 15:29:37  curt
+ * Incorporated HUD changes and struct/typedef changes from Charlie Hotchkiss
+ * <chotchkiss@namg.us.anritsu.com>
+ *
+ * Revision 1.13  1998/01/24 00:04:59  curt
+ * misc. tweaks.
+ *
+ * Revision 1.12  1998/01/22 02:59:32  curt
+ * Changed #ifdef FILE_H to #ifdef _FILE_H
+ *
  * Revision 1.11  1998/01/19 19:27:03  curt
  * Merged in make system changes from Bob Kuehne <rpk@sgi.com>
  * This should simplify things tremendously.