delay.h

/**
 ******************************************************************************
 * File Name          : delay.h
 * Author				: Xavier Halgand
 * Date               :
 * Description        :
 ******************************************************************************
 */
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __DELAY_H
#define __DELAY_H

//*************************************************************************************************

/*--------------------- Global Defines ------------------------ */
#define DELAYLINE_LEN           30000  // max delay in samples (30000 is 0.625 seconds)
#define DELAY                   13000  // init delay (in samples)
#define MIN_DELAY				250		// min delay, in samples
#define DELTA_DELAY				20		// variation step of delay time
#define INIT_FEEDB              0.4f
#define INIT_WET				0.5f

/* Includes ------------------------------------------------------------------*/
#include <stdint.h>
#include <math.h>
#include "constants.h"

/* Exported functions --------------------------------------------------------*/

void 	Delay_init(void);
void 	Delay_clean(void);
float	Delay_compute (float x);
void 	Delay_feedback_inc(void);
void	Delay_feedback_dec(void);
void 	DelayFeedback_set(uint8_t val);
void 	DelayWet_set(uint8_t val);
void 	Delay_time_inc(uint8_t val);
void	Delay_time_dec(uint8_t val);
void 	Delay_time_set(uint8_t val);

//*************************************************************************************************
#endif