mirror of
https://github.com/tildearrow/furnace.git
synced 2024-11-06 12:55:05 +00:00
50 lines
1.7 KiB
C
50 lines
1.7 KiB
C
/*
|
|
* 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 "rdft/rdft.h"
|
|
|
|
rdft_kind *X(map_r2r_kind)(int rank, const X(r2r_kind) * kind)
|
|
{
|
|
int i;
|
|
rdft_kind *k;
|
|
|
|
A(FINITE_RNK(rank));
|
|
k = (rdft_kind *) MALLOC((unsigned)rank * sizeof(rdft_kind), PROBLEMS);
|
|
for (i = 0; i < rank; ++i) {
|
|
rdft_kind m;
|
|
switch (kind[i]) {
|
|
case FFTW_R2HC: m = R2HC; break;
|
|
case FFTW_HC2R: m = HC2R; break;
|
|
case FFTW_DHT: m = DHT; break;
|
|
case FFTW_REDFT00: m = REDFT00; break;
|
|
case FFTW_REDFT01: m = REDFT01; break;
|
|
case FFTW_REDFT10: m = REDFT10; break;
|
|
case FFTW_REDFT11: m = REDFT11; break;
|
|
case FFTW_RODFT00: m = RODFT00; break;
|
|
case FFTW_RODFT01: m = RODFT01; break;
|
|
case FFTW_RODFT10: m = RODFT10; break;
|
|
case FFTW_RODFT11: m = RODFT11; break;
|
|
default: m = R2HC; A(0);
|
|
}
|
|
k[i] = m;
|
|
}
|
|
return k;
|
|
}
|