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/*
bowed.h:
Copyright (C) 1996, 1997 Perry Cook, 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
*/
/******************************************/
/* Bowed String model ala Smith */
/* after McIntyre, Schumacher, Woodhouse */
/* by Perry Cook, 1995-96 */
/* Recoded for Csound by John ffitch */
/* November 1997 */
/* */
/* This is a waveguide model, and thus */
/* relates to various Stanford Univ. */
/* and possibly Yamaha and other patents.*/
/* */
/******************************************/
#if !defined(__Bowed_h)
#define __Bowed_h
#include "physutil.h"
/***********************************************/
/* Simple Bow Table Object, after Smith */
/* by Perry R. Cook, 1995-96 */
/***********************************************/
typedef struct BowTabl {
MYFLT offSet;
MYFLT slope;
MYFLT lastOutput;
} BowTabl;
MYFLT BowTabl_lookup(CSOUND *,BowTabl*, MYFLT sample);
typedef struct BOWED {
OPDS h;
MYFLT *ar; /* Output */
MYFLT *amp, *frequency;
MYFLT *bowPress, *betaRatio, *vibFreq;
MYFLT *vibAmt, *ifn, *lowestFreq;
FUNC *vibr;
MYFLT v_rate; /* Parameters for vibrato */
MYFLT v_time;
MYFLT v_phaseOffset;
MYFLT v_lastOutput;
DLineL neckDelay;
DLineL bridgeDelay;
BowTabl bowTabl;
OnePole reflFilt;
BiQuad bodyFilt;
ADSR adsr;
MYFLT maxVelocity;
MYFLT baseDelay;
MYFLT vibrGain;
MYFLT lastpress;
MYFLT lastfreq;
MYFLT lastbeta;
MYFLT lastamp;
MYFLT limit;
int32_t kloop;
} BOWED;
#endif
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