# | Line 44 | Line 44 | extern double dist2lseg(FVECT p, FVECT ep1, FVECT ep2) | |
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44 | extern void fcross(FVECT vres, FVECT v1, FVECT v2); | |
45 | extern void fvsum(FVECT vres, FVECT v0, FVECT v1, double f); | |
46 | extern double normalize(FVECT v); | |
47 | + | extern int closestapproach(RREAL t[2], FVECT rorg0, FVECT rdir0, |
48 | + | FVECT rorg1, FVECT rdir1); |
49 | extern void spinvector(FVECT vres, FVECT vorig, FVECT vnorm, double theta); | |
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