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43 lines
1.4 KiB
C
43 lines
1.4 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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X(plan) XGURU(dft_r2c)(int rank, const IODIM *dims,
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int howmany_rank,
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const IODIM *howmany_dims,
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R *in, C *out, unsigned flags)
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{
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R *ro, *io;
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if (!GURU_KOSHERP(rank, dims, howmany_rank, howmany_dims)) return 0;
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EXTRACT_REIM(FFT_SIGN, out, &ro, &io);
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return X(mkapiplan)(
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0, flags,
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X(mkproblem_rdft2_d_3pointers)(
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MKTENSOR_IODIMS(rank, dims, 1, 2),
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MKTENSOR_IODIMS(howmany_rank, howmany_dims, 1, 2),
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TAINT_UNALIGNED(in, flags),
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TAINT_UNALIGNED(ro, flags),
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TAINT_UNALIGNED(io, flags), R2HC));
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}
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