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/*
flanger.h:
Copyright (C) 1998 Gabriel Maldonado, John ffitch
This file is part of Csound.
The Csound Library is free software; you can redistribute it
and/or modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
Csound 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with Csound; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
02110-1301 USA
*/
typedef struct {
OPDS h;
MYFLT *ar, *asig, *xdel, *kfeedback, *maxd;
MYFLT yt1; /* filter instance variables */
AUXCH aux; /* delay instance variables */
int32 left;
uint32 maxdelay;
MYFLT fmaxd;
} FLANGER;
typedef struct {
OPDS h;
MYFLT *ar, *asig, *xdel, *filt_khp, *kfeedback;
MYFLT c1, c2, yt1, prvhp; /* filter instance variables */
AUXCH aux; /* delay instance variables */
uint32 maxd;
int32 left;
int16 xdelcod;
} WGUIDE1;
typedef struct {
OPDS h;
MYFLT *ar, *asig, *xdel1, *xdel2, *filt_khp1;
MYFLT *filt_khp2, *kfeedback1, *kfeedback2;
MYFLT c1_1, c2_1, yt1_1, prvhp1; /* filter1 instance variables */
MYFLT c1_2, c2_2, yt1_2, prvhp2; /* filter1 instance variables */
AUXCH aux1; /* delay1 instance variables */
int32 left1;
AUXCH aux2; /* delay1 instance variables */
int32 left2;
uint32 maxd;
MYFLT old_out;
int16 xdel1cod, xdel2cod;
} WGUIDE2;
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