kalman_p.h

This package implements a Kalman filter as described in the paper "A Statistical Algorithm for Esti

/* $Id: kalman_p.h,v 1.4 1996/12/17 22:12:00 kint Exp $ */

#ifndef _KALMAN_P_H_
#define _KALMAN_P_H_

#include "kalman.h"

/* Private function prototypes for Kalman filter, put in this file
   to underscore that they are private */

/* the actual filter */
double kalman_speed(kalman_t *k);

/* restarts filter by placing in initial state, called after allocation
   and whenever filter is restarted */
void kalman_restart(kalman_t *k);

/* loads new values, shifts old values */
void kalman_load(kalman_t *k, int vol, double occ);

/* test vol/occ for validity, returns TRUE/FALSE */
int kalman_ok(int vol, double occ);

#endif /* _KALMAN_P_H_ */