| # | Line 51 | Line 51 | extern double dist2lseg(const FVECT p, const FVECT ep1 | |
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| 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); |
| 55 | extern int closestapproach(RREAL t[2], | |
| 56 | const FVECT rorg0, const FVECT rdir0, | |
| 57 | const FVECT rorg1, const FVECT rdir1); | |
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