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// license:???
// copyright-holders:???
#ifndef _included_reverb_
#define _included_reverb_
struct reverb_params
{
float band_pole,
band_gain,
comb_delay[2][4],
comb_gain,
allpass_delay,
allpass_gain;
};
class reverb
{
signed short *y[2][4],
*x[2],
*ax[2],
*ay[2],
bx1[2][2],by1[2];
int yp,
max_delay,
sound_hz;
typedef int comb_param[2][4];
void comb_allpass(signed short *sp,
signed short *dp,
const reverb_params *rp,
const int wetvol_l,
const int wetvol_r,
const unsigned int _sz);
void comb_allpass4(signed short *sp,
signed short *dp,
const comb_param &comb_delay,
const int comb_gain,
const int allpass_delay,
const int allpass_gain,
const int *rvol,
const unsigned int sz);
void comb_allpass1(signed short *sp,
signed short *dp,
const comb_param &comb_delay,
const int comb_gain,
const int allpass_delay,
const int allpass_gain,
const int *rvol,
const unsigned int sz);
void bandpass(signed short *sp,
const reverb_params *rp,
const unsigned int sz);
public:
reverb(const int hz, const int maxdelay=65536);
~reverb();
void process(signed short *output,
signed short *reverb_input,
const reverb_params *rp,
const int wetvol_l,
const int wetvol_r,
const unsigned int sz);
void reset();
};
#endif
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