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livetrax/libs/fluidsynth/src/fluid_tuning.h

70 lines
2.2 KiB
C

/* FluidSynth - A Software Synthesizer
*
* Copyright (C) 2003 Peter Hanappe and others.
*
* This 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.
*
* This library 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 this library; if not, write to the Free
* Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA
*/
/*
More information about micro tuning can be found at:
https://www.midi.org/about-midi/tuning.htm
https://www.midi.org/about-midi/tuning-scale.htm
https://www.midi.org/about-midi/tuning_extens.htm
*/
#ifndef _FLUID_TUNING_H
#define _FLUID_TUNING_H
#include "fluidsynth_priv.h"
struct _fluid_tuning_t
{
char *name;
int bank;
int prog;
double pitch[128]; /* the pitch of every key, in cents */
fluid_atomic_int_t refcount; /* Tuning reference count */
};
fluid_tuning_t *new_fluid_tuning(const char *name, int bank, int prog);
void delete_fluid_tuning(fluid_tuning_t *tuning);
fluid_tuning_t *fluid_tuning_duplicate(fluid_tuning_t *tuning);
void fluid_tuning_ref(fluid_tuning_t *tuning);
int fluid_tuning_unref(fluid_tuning_t *tuning, int count);
int fluid_tuning_set_name(fluid_tuning_t *tuning, const char *name);
char *fluid_tuning_get_name(fluid_tuning_t *tuning);
#define fluid_tuning_get_bank(_t) ((_t)->bank)
#define fluid_tuning_get_prog(_t) ((_t)->prog)
void fluid_tuning_set_pitch(fluid_tuning_t *tuning, int key, double pitch);
#define fluid_tuning_get_pitch(_t, _key) ((_t)->pitch[_key])
void fluid_tuning_set_octave(fluid_tuning_t *tuning, const double *pitch_deriv);
void fluid_tuning_set_all(fluid_tuning_t *tuning, const double *pitch);
#define fluid_tuning_get_all(_t) (&(_t)->pitch[0])
#endif /* _FLUID_TUNING_H */