mirror of
https://github.com/tildearrow/furnace.git
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50 lines
1.7 KiB
C
50 lines
1.7 KiB
C
/*
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* Copyright (c) 2003, 2007-14 Matteo Frigo
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* Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#include "api/api.h"
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#include "rdft/rdft.h"
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rdft_kind *X(map_r2r_kind)(int rank, const X(r2r_kind) * kind)
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{
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int i;
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rdft_kind *k;
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A(FINITE_RNK(rank));
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k = (rdft_kind *) MALLOC((unsigned)rank * sizeof(rdft_kind), PROBLEMS);
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for (i = 0; i < rank; ++i) {
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rdft_kind m;
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switch (kind[i]) {
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case FFTW_R2HC: m = R2HC; break;
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case FFTW_HC2R: m = HC2R; break;
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case FFTW_DHT: m = DHT; break;
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case FFTW_REDFT00: m = REDFT00; break;
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case FFTW_REDFT01: m = REDFT01; break;
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case FFTW_REDFT10: m = REDFT10; break;
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case FFTW_REDFT11: m = REDFT11; break;
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case FFTW_RODFT00: m = RODFT00; break;
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case FFTW_RODFT01: m = RODFT01; break;
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case FFTW_RODFT10: m = RODFT10; break;
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case FFTW_RODFT11: m = RODFT11; break;
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default: m = R2HC; A(0);
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}
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k[i] = m;
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}
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return k;
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}
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