tap_reverb.h File Reference

#include "tap_platform.h"
#include <stdint.h>

Go to the source code of this file.

Classes
struct	biquad
struct	COMB_FILTER
struct	ALLP_FILTER
class	Reverb
struct	COMB_DATA
struct	ALLP_DATA
struct	REVERB_DATA

Macros
#define	ID_STEREO   2142
#define	DECAY   0
#define	DRYLEVEL   1
#define	WETLEVEL   2
#define	COMBS_EN   3 /* comb filters on/off */
#define	ALLPS_EN   4 /* allpass filters on/off */
#define	BANDPASS_EN   5 /* bandpass filters on/off */
#define	STEREO_ENH   6 /* stereo enhanced mode on/off */
#define	MODE   7
#define	INPUT_L   8
#define	OUTPUT_L   9
#define	INPUT_R   10
#define	OUTPUT_R   11
#define	PORTCOUNT_STEREO   12
#define	MAX_COMBS   20
#define	MAX_ALLPS   20
#define	MAX_DECAY   10000.0f
#define	MAX_COMB_DELAY   250.0f
#define	MAX_ALLP_DELAY   20.0f
#define	BANDPASS_BWIDTH   1.5f
#define	FREQ_RESP_BWIDTH   3.0f
#define	ENH_STEREO_RATIO   0.998f
#define	FR_R_COMP   0.75f
#define	db2lin(x)
#define	ABS(x)
#define	LN_2_2   0.34657359f
#define	LIMIT(v, l, u)
#define	BIQUAD_TYPE   float

Functions
static rev_t	push_buffer (rev_t insample, rev_t *buffer, unsigned long buflen, unsigned long *pos)
static rev_t	read_buffer (rev_t *buffer, unsigned long buflen, unsigned long pos, unsigned long n)
static void	write_buffer (rev_t insample, rev_t *buffer, unsigned long buflen, unsigned long pos, unsigned long n)
static void	biquad_init (biquad *f)
static void	eq_set_params (biquad *f, bq_t fc, bq_t gain, bq_t bw, bq_t fs)
static void	lp_set_params (biquad *f, bq_t fc, bq_t bw, bq_t fs)
static void	hp_set_params (biquad *f, bq_t fc, bq_t bw, bq_t fs)
static rev_t	biquad_run (biquad *f, rev_t x)

Macro Definition Documentation

ABS

#define ABS

(

x

)

Value:

(x)>0.0f?(x):-1.0f*(x)

ALLPS_EN

#define ALLPS_EN   4 /* allpass filters on/off */

BANDPASS_BWIDTH

#define BANDPASS_BWIDTH   1.5f

BANDPASS_EN

#define BANDPASS_EN   5 /* bandpass filters on/off */

BIQUAD_TYPE

#define BIQUAD_TYPE   float

COMBS_EN

#define COMBS_EN   3 /* comb filters on/off */

db2lin

#define db2lin

(

x

)

Value:

((x) > -90.0f ? powf(10.0f, (x) * 0.05f) : 0.0f)

DECAY

#define DECAY   0

DRYLEVEL

#define DRYLEVEL   1

ENH_STEREO_RATIO

#define ENH_STEREO_RATIO   0.998f

FR_R_COMP

#define FR_R_COMP   0.75f

FREQ_RESP_BWIDTH

#define FREQ_RESP_BWIDTH   3.0f

ID_STEREO

#define ID_STEREO   2142

INPUT_L

#define INPUT_L   8

INPUT_R

#define INPUT_R   10

LIMIT

#define LIMIT	(		v,
			l,
			u )

Value:

((v)<(l)?(l):((v)>(u)?(u):(v)))

LN_2_2

#define LN_2_2   0.34657359f

MAX_ALLP_DELAY

#define MAX_ALLP_DELAY   20.0f

MAX_ALLPS

#define MAX_ALLPS   20

MAX_COMB_DELAY

#define MAX_COMB_DELAY   250.0f

MAX_COMBS

#define MAX_COMBS   20

MAX_DECAY

#define MAX_DECAY   10000.0f

MODE

#define MODE   7

OUTPUT_L

#define OUTPUT_L   9

OUTPUT_R

#define OUTPUT_R   11

PORTCOUNT_STEREO

#define PORTCOUNT_STEREO   12

STEREO_ENH

#define STEREO_ENH   6 /* stereo enhanced mode on/off */

WETLEVEL

#define WETLEVEL   2

Function Documentation

biquad_init()

void biquad_init ( biquad * f )

inlinestatic

biquad_run()

rev_t biquad_run ( biquad * f, rev_t x )

inlinestatic

eq_set_params()

void eq_set_params ( biquad * f, bq_t fc, bq_t gain, bq_t bw, bq_t fs )

inlinestatic

hp_set_params()

void hp_set_params ( biquad * f, bq_t fc, bq_t bw, bq_t fs )

inlinestatic

lp_set_params()

void lp_set_params ( biquad * f, bq_t fc, bq_t bw, bq_t fs )

inlinestatic

push_buffer()

rev_t push_buffer ( rev_t insample, rev_t * buffer, unsigned long buflen, unsigned long * pos )

inlinestatic

read_buffer()

rev_t read_buffer ( rev_t * buffer, unsigned long buflen, unsigned long pos, unsigned long n )

inlinestatic

write_buffer()

void write_buffer ( rev_t insample, rev_t * buffer, unsigned long buflen, unsigned long pos, unsigned long n )

inlinestatic