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/* 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 Library General Public License
* as published by the Free Software Foundation; either version 2 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library 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
*/
#include "fluid_tuning.h"
#include "fluidsynth_priv.h"
#include "fluid_sys.h"
fluid_tuning_t* new_fluid_tuning(const char* name, int bank, int prog)
{
fluid_tuning_t* tuning;
int i;
tuning = FLUID_NEW(fluid_tuning_t);
if (tuning == NULL) {
FLUID_LOG(FLUID_PANIC, "Out of memory");
return NULL;
}
tuning->name = NULL;
if (name != NULL) {
tuning->name = FLUID_STRDUP(name);
}
tuning->bank = bank;
tuning->prog = prog;
for (i = 0; i < 128; i++) {
tuning->pitch[i] = i * 100.0;
}
tuning->refcount = 1; /* Start with a refcount of 1 */
return tuning;
}
/* Duplicate a tuning */
fluid_tuning_t *
fluid_tuning_duplicate (fluid_tuning_t *tuning)
{
fluid_tuning_t *new_tuning;
int i;
new_tuning = FLUID_NEW (fluid_tuning_t);
if (!new_tuning) {
FLUID_LOG (FLUID_PANIC, "Out of memory");
return NULL;
}
if (tuning->name)
{
new_tuning->name = FLUID_STRDUP (tuning->name);
if (!new_tuning->name)
{
FLUID_FREE (new_tuning);
FLUID_LOG (FLUID_PANIC, "Out of memory");
return NULL;
}
}
else new_tuning->name = NULL;
new_tuning->bank = tuning->bank;
new_tuning->prog = tuning->prog;
for (i = 0; i < 128; i++)
new_tuning->pitch[i] = tuning->pitch[i];
new_tuning->refcount = 1; /* Start with a refcount of 1 */
return new_tuning;
}
void
delete_fluid_tuning (fluid_tuning_t *tuning)
{
if (tuning->name) FLUID_FREE (tuning->name);
FLUID_FREE (tuning);
}
/* Add a reference to a tuning object */
void
fluid_tuning_ref (fluid_tuning_t *tuning)
{
fluid_return_if_fail (tuning != NULL);
fluid_atomic_int_inc (&tuning->refcount);
}
/* Unref a tuning object, when it reaches 0 it is deleted, returns TRUE if deleted */
int
fluid_tuning_unref (fluid_tuning_t *tuning, int count)
{
fluid_return_val_if_fail (tuning != NULL, FALSE);
/* Add and compare are separate, but that is OK, since refcount will only
* reach 0 when there are no references and therefore no possibility of
* another thread adding a reference in between */
fluid_atomic_int_add (&tuning->refcount, -count);
/* Delete when refcount reaches 0 */
if (!fluid_atomic_int_get (&tuning->refcount))
{
delete_fluid_tuning (tuning);
return TRUE;
}
else return FALSE;
}
void fluid_tuning_set_name(fluid_tuning_t* tuning, char* name)
{
if (tuning->name != NULL) {
FLUID_FREE(tuning->name);
tuning->name = NULL;
}
if (name != NULL) {
tuning->name = FLUID_STRDUP(name);
}
}
char* fluid_tuning_get_name(fluid_tuning_t* tuning)
{
return tuning->name;
}
static void fluid_tuning_set_key(fluid_tuning_t* tuning, int key, double pitch)
{
tuning->pitch[key] = pitch;
}
void fluid_tuning_set_octave(fluid_tuning_t* tuning, const double* pitch_deriv)
{
int i;
for (i = 0; i < 128; i++) {
tuning->pitch[i] = i * 100.0 + pitch_deriv[i % 12];
}
}
void fluid_tuning_set_all(fluid_tuning_t* tuning, const double* pitch)
{
int i;
for (i = 0; i < 128; i++) {
tuning->pitch[i] = pitch[i];
}
}
void fluid_tuning_set_pitch(fluid_tuning_t* tuning, int key, double pitch)
{
if ((key >= 0) && (key < 128)) {
tuning->pitch[key] = pitch;
}
}
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