74 lines
2.1 KiB
C++
74 lines
2.1 KiB
C++
// net_gui.hxx -- defines a simple subset I/O interface to the flight
|
|
// dynamics model variables
|
|
//
|
|
// Written by Curtis Olson - curt@flightgear.com, started January 2002.
|
|
//
|
|
// This file is in the Public Domain, and comes with no warranty.
|
|
//
|
|
// $Id$
|
|
|
|
|
|
#ifndef _NET_GUI_HXX
|
|
#define _NET_GUI_HXX
|
|
|
|
#include <simgear/misc/stdint.hxx>
|
|
|
|
// 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 uint32_t FG_NET_GUI_VERSION = 7;
|
|
|
|
|
|
// Define a structure containing the top level flight dynamics model
|
|
// parameters
|
|
|
|
class FGNetGUI {
|
|
|
|
public:
|
|
|
|
enum {
|
|
FG_MAX_ENGINES = 4,
|
|
FG_MAX_WHEELS = 3,
|
|
FG_MAX_TANKS = 4
|
|
};
|
|
|
|
uint32_t version; // increment when data values change
|
|
|
|
// Positions
|
|
double longitude; // geodetic (radians)
|
|
double latitude; // geodetic (radians)
|
|
float altitude; // above sea level (meters)
|
|
float agl; // above ground level (meters)
|
|
float phi; // roll (radians)
|
|
float theta; // pitch (radians)
|
|
float psi; // yaw or true heading (radians)
|
|
|
|
// Velocities
|
|
float vcas;
|
|
float climb_rate; // feet per second
|
|
|
|
// Consumables
|
|
uint32_t num_tanks; // Max number of fuel tanks
|
|
float fuel_quantity[FG_MAX_TANKS];
|
|
|
|
// Environment
|
|
uint32_t cur_time; // current unix time
|
|
// FIXME: make this uint64_t before 2038
|
|
uint32_t warp; // offset in seconds to unix time
|
|
float ground_elev; // ground elev (meters)
|
|
|
|
// Approach
|
|
float tuned_freq; // currently tuned frequency
|
|
float nav_radial; // target nav radial
|
|
uint32_t in_range; // tuned navaid is in range?
|
|
float dist_nm; // distance to tuned navaid in nautical miles
|
|
float course_deviation_deg; // degrees off target course
|
|
float gs_deviation_deg; // degrees off target glide slope
|
|
};
|
|
|
|
|
|
#endif // _NET_GUI_HXX
|