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Changed name of EQUATORIAL_RADIUS_KM and RESQ_KM to "M" since they were

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in meters anyways.

Unified fgCartesianPoint3d and fgPolarPoint3d in a single struct called
fgPoint3d.
This commit is contained in:
curt 1998-07-08 14:36:29 +00:00
parent 7e90664af7
commit cc75d822ef
2 changed files with 37 additions and 12 deletions
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21
fg_constants.h
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@ -69,10 +69,10 @@
/* Value of earth radius from [8] */
#define EQUATORIAL_RADIUS_FT 20925650. /* ft */
#define EQUATORIAL_RADIUS_KM 6378138.12 /* meter */
#define EQUATORIAL_RADIUS_M 6378138.12 /* meter */
/* Radius squared */
#define RESQ_FT 437882827922500. /* ft */
#define RESQ_KM 40680645877797.1344 /* meter */
#define RESQ_M 40680645877797.1344 /* meter */
/* Value of earth flattening parameter from ref [8]
*
@ -145,12 +145,19 @@
/* $Log$
/* Revision 1.6 1998/07/03 14:36:11 curt
/* Added conversion constants to fg_constants.h to assist with converting
/* between various world units and coordinate systems.
/* Added gl vendor/renderer/version info to general structure. Initialized
/* in fg_init.cxx
/* Revision 1.7 1998/07/08 14:36:29 curt
/* Changed name of EQUATORIAL_RADIUS_KM and RESQ_KM to "M" since they were
/* in meters anyways.
/*
/* Unified fgCartesianPoint3d and fgPolarPoint3d in a single struct called
/* fgPoint3d.
/*
* Revision 1.6 1998/07/03 14:36:11 curt
* Added conversion constants to fg_constants.h to assist with converting
* between various world units and coordinate systems.
* Added gl vendor/renderer/version info to general structure. Initialized
* in fg_init.cxx
*
* Revision 1.5 1998/05/17 16:56:47 curt
* Re-organized PI related constants.
*

28
fg_types.h
View file

@ -30,14 +30,25 @@
/* A simple 3d cartesian point */
typedef struct {
double x, y, z;
} fgCartesianPoint3d;
union {
double x;
double lon;
};
union {
double y;
double lat;
};
union {
double z;
double radius;
};
} fgPoint3d;
/* A simple 3d polar point */
typedef struct {
double lon, lat, radius;
} fgPolarPoint3d;
} fgPolarPoint3dOld;
/* A simple geodetic point */
@ -50,9 +61,16 @@ typedef struct {
/* $Log$
/* Revision 1.3 1998/05/02 01:48:39 curt
/* typedef-ified fgCartesianPoint3d
/* Revision 1.4 1998/07/08 14:36:29 curt
/* Changed name of EQUATORIAL_RADIUS_KM and RESQ_KM to "M" since they were
/* in meters anyways.
/*
/* Unified fgCartesianPoint3d and fgPolarPoint3d in a single struct called
/* fgPoint3d.
/*
* Revision 1.3 1998/05/02 01:48:39 curt
* typedef-ified fgCartesianPoint3d
*
* Revision 1.2 1998/04/08 23:35:33 curt
* Tweaks to Gnu automake/autoconf system.
*