pdsiir1hp.h

/*
 * pdsiir1hp.h
 * 
 * Copyright 2011 Fernando Pujaico Rivera <fernando.pujaico.rivera@gmail.com>
 * 
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301, USA.
 * 
 */

#ifndef __PDSIIR1HP_H__
#define __PDSIIR1HP_H__


#ifdef __cplusplus
extern "C" {
#endif 

#include <pds/pdsdfglobal.h>
#include <pds/pdsvector.h>

#include <stdio.h>

#ifndef TRUE
        #define TRUE 1
#endif

#ifndef FALSE
        #define FALSE 0
#endif

typedef struct 
{
        PdsDfReal b;
        PdsDfReal a;
        PdsDfReal xold;
        PdsDfReal yold;
}PdsIir1HP;

PdsIir1HP *pds_iir1hp_new(PdsDfReal a);


int pds_iir1hp_evaluate_value(PdsIir1HP *IIR1HP,PdsDfReal x,PdsDfReal *y);


int pds_iir1hp_evaluate_vector(PdsIir1HP *IIR1HP,const PdsVector *x,PdsVector *y);


void pds_iir1hp_free(PdsIir1HP *IIR1HP);


void pds_iir1hp_destroy(PdsIir1HP **IIR1HP);


#ifdef __cplusplus
}
#endif 

#endif  /* __PDSIIR1HP_H__ */