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Added fgFlightModelSetAltitude() to force the altitude to something

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other than the current altitude.  LaRCsim doesn't let you do this by just
changing FG_Altitude.
This commit is contained in:
curt 1998-07-12 03:08:27 +00:00
parent 1bfa270128
commit 0d2c200db4
2 changed files with 43 additions and 4 deletions
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35
FDM/flight.c
View file

@ -28,6 +28,8 @@
#include <Debug/fg_debug.h>
#include <Flight/flight.h>
#include <Flight/LaRCsim/ls_interface.h>
#include <Include/fg_constants.h>
#include <Math/fg_geodesy.h>
fgFLIGHT cur_flight_params;
@ -58,6 +60,8 @@ int fgFlightModelInit(int model, fgFLIGHT *f, double dt) {
int fgFlightModelUpdate(int model, fgFLIGHT *f, int multiloop) {
int result;
// printf("Altitude = %.2f\n", FG_Altitude * 0.3048);
if ( model == FG_LARCSIM ) {
fgLaRCsimUpdate(f, multiloop);
} else {
@ -70,10 +74,37 @@ int fgFlightModelUpdate(int model, fgFLIGHT *f, int multiloop) {
}
/* Set the altitude (force) */
int fgFlightModelSetAltitude(int model, fgFLIGHT *f, double alt_meters) {
double sea_level_radius_meters;
double lat_geoc;
// Set the FG variables first
fgGeodToGeoc( FG_Latitude, alt_meters,
&sea_level_radius_meters, &lat_geoc);
FG_Altitude = alt_meters * METER_TO_FEET;
FG_Radius_to_vehicle = FG_Altitude +
(sea_level_radius_meters * METER_TO_FEET);
if ( model == FG_LARCSIM ) {
ls_ForceAltitude(FG_Altitude);
} else {
fgPrintf( FG_FLIGHT, FG_WARN,
"Unimplemented flight model == %d\n", model );
}
}
/* $Log$
/* Revision 1.13 1998/04/25 22:06:28 curt
/* Edited cvs log messages in source files ... bad bad bad!
/* Revision 1.14 1998/07/12 03:08:27 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 1.13 1998/04/25 22:06:28 curt
* Edited cvs log messages in source files ... bad bad bad!
*
* Revision 1.12 1998/04/21 16:59:33 curt
* Integrated autopilot.
* Prepairing for C++ integration.

12
FDM/flight.h
View file

@ -400,6 +400,9 @@ int fgFlightModelInit(int model, fgFLIGHT *f, double dt);
/* Run multiloop iterations of the flight model */
int fgFlightModelUpdate(int model, fgFLIGHT *f, int multiloop);
/* Set the altitude (force) */
int fgFlightModelSetAltitude(int model, fgFLIGHT *f, double alt_meters);
#ifdef __cplusplus
}
@ -410,9 +413,14 @@ int fgFlightModelUpdate(int model, fgFLIGHT *f, int multiloop);
/* $Log$
/* Revision 1.16 1998/04/22 13:26:20 curt
/* C++ - ifing the code a bit.
/* 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.