| 11 |
|
#ifdef SMLFLT |
| 12 |
|
#define RREAL float |
| 13 |
|
#define FTINY (1e-3) |
| 14 |
+ |
#define FVFORMAT "%f %f %f" |
| 15 |
|
#else |
| 16 |
|
#define RREAL double |
| 17 |
|
#define FTINY (1e-6) |
| 18 |
+ |
#define FVFORMAT "%lf %lf %lf" |
| 19 |
|
#endif |
| 20 |
|
#define FHUGE (1e10) |
| 21 |
|
|
| 42 |
|
#define GEOD_ABS 1 /* absolute geodesic distance */ |
| 43 |
|
#define GEOD_REL 2 /* relative geodesic distance */ |
| 44 |
|
|
| 45 |
+ |
extern double Acos(double x); |
| 46 |
+ |
extern double Asin(double x); |
| 47 |
|
extern double fdot(const FVECT v1, const FVECT v2); |
| 48 |
|
extern double dist2(const FVECT v1, const FVECT v2); |
| 49 |
|
extern double dist2line(const FVECT p, const FVECT ep1, const FVECT ep2); |
| 51 |
|
extern void fcross(FVECT vres, const FVECT v1, const FVECT v2); |
| 52 |
|
extern void fvsum(FVECT vres, const FVECT v0, const FVECT v1, double f); |
| 53 |
|
extern double normalize(FVECT v); |
| 54 |
+ |
extern int getperpendicular(FVECT vp, const FVECT v, int randomize); |
| 55 |
|
extern int closestapproach(RREAL t[2], |
| 56 |
|
const FVECT rorg0, const FVECT rdir0, |
| 57 |
|
const FVECT rorg1, const FVECT rdir1); |