#ifndef PZGeo3_H
#define PZGeo3_H

/* Last edited on DATE TIME by USER */

/* Miscellaneous geometry tools */

#define PZGeo3_H_author \
  "Based on PZ_geo.h by H.C.G.Leitão and J.Stolfi, 1999-08." \
  "Adapted by L.A.P.Lozada, 1999-2000."

#include <r3.h>

r3_t PZGeo3_LinearInterpolate(double t, double a, r3_t *pa, double b, r3_t *pb);
  /* Interpolates linearly the position at time {t} between 
    points {pa} and {b}, assuming they have times {a} and {b}. */

#endif