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GUI: try using FFTW for per-chan osc wave center

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not reliable yet
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tildearrow 2022-05-31 03:24:29 -05:00
parent c306b33603
commit 54e93db207
3504 changed files with 492683 additions and 21 deletions
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59
extern/fftw/api/mkprinter-file.c vendored Normal file
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/*
* Copyright (c) 2003, 2007-14 Matteo Frigo
* Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
*/
#include "api/api.h"
#include <stdio.h>
#define BUFSZ 256
typedef struct {
printer super;
FILE *f;
char buf[BUFSZ];
char *bufw;
} P;
static void myflush(P *p)
{
fwrite(p->buf, 1, p->bufw - p->buf, p->f);
p->bufw = p->buf;
}
static void myputchr(printer *p_, char c)
{
P *p = (P *) p_;
if (p->bufw >= p->buf + BUFSZ)
myflush(p);
*p->bufw++ = c;
}
static void mycleanup(printer *p_)
{
P *p = (P *) p_;
myflush(p);
}
printer *X(mkprinter_file)(FILE *f)
{
P *p = (P *) X(mkprinter)(sizeof(P), myputchr, mycleanup);
p->f = f;
p->bufw = p->buf;
return &p->super;
}