#define RESQ_FT 437882827922500. // ft
#define RESQ_M 40680645877797.1344 // meter
+#if 0
// Value of earth flattening parameter from ref [8]
//
// Note: FP = f
// E = 1-f
// EPS = sqrt(1-(1-f)^2)
//
-
+
#define FP 0.003352813178
#define E 0.996647186
#define EPS 0.081819221
#define MJD0 2415020.0
#define J2000 (2451545.0 - MJD0)
#define SIDRATE .9972695677
-
+#endif
// Conversions
#define FG_EPSILON 0.0000001
+// Highest binobj format version we know how to read/write. This starts at
+// 0 and can go up to 65535
+#define SG_BINOBJ_VERSION 5
+// for backwards compatibility
+#define SG_SCENERY_FILE_FORMAT "0.4"
+
+
#endif // _SG_CONSTANTS_H