mirror of
https://github.com/tildearrow/furnace.git
synced 2024-12-20 23:40:23 +00:00
40 lines
1.5 KiB
C
40 lines
1.5 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 "dft/dft.h"
|
||
|
|
|
||
|
|
X(plan) XGURU(split_dft)(int rank, const IODIM *dims,
|
||
|
|
int howmany_rank, const IODIM *howmany_dims,
|
||
|
|
R *ri, R *ii, R *ro, R *io, unsigned flags)
|
||
|
|
{
|
||
|
|
if (!GURU_KOSHERP(rank, dims, howmany_rank, howmany_dims)) return 0;
|
||
|
|
|
||
|
|
return X(mkapiplan)(
|
||
|
|
ii - ri == 1 && io - ro == 1 ? FFT_SIGN : -FFT_SIGN, flags,
|
||
|
|
X(mkproblem_dft_d)(MKTENSOR_IODIMS(rank, dims, 1, 1),
|
||
|
|
MKTENSOR_IODIMS(howmany_rank, howmany_dims,
|
||
|
|
1, 1),
|
||
|
|
TAINT_UNALIGNED(ri, flags),
|
||
|
|
TAINT_UNALIGNED(ii, flags),
|
||
|
|
TAINT_UNALIGNED(ro, flags),
|
||
|
|
TAINT_UNALIGNED(io, flags)));
|
||
|
|
}
|