annotate src/fftw-3.3.8/mpi/mpi-rdft.h @ 82:d0c2a83c1364

Add FFTW 3.3.8 source, and a Linux build
author Chris Cannam
date Tue, 19 Nov 2019 14:52:55 +0000
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Chris@82 1 /*
Chris@82 2 * Copyright (c) 2003, 2007-14 Matteo Frigo
Chris@82 3 * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
Chris@82 4 *
Chris@82 5 * This program is free software; you can redistribute it and/or modify
Chris@82 6 * it under the terms of the GNU General Public License as published by
Chris@82 7 * the Free Software Foundation; either version 2 of the License, or
Chris@82 8 * (at your option) any later version.
Chris@82 9 *
Chris@82 10 * This program is distributed in the hope that it will be useful,
Chris@82 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
Chris@82 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
Chris@82 13 * GNU General Public License for more details.
Chris@82 14 *
Chris@82 15 * You should have received a copy of the GNU General Public License
Chris@82 16 * along with this program; if not, write to the Free Software
Chris@82 17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
Chris@82 18 *
Chris@82 19 */
Chris@82 20
Chris@82 21 #include "ifftw-mpi.h"
Chris@82 22
Chris@82 23 /* problem.c: */
Chris@82 24 typedef struct {
Chris@82 25 problem super;
Chris@82 26 dtensor *sz;
Chris@82 27 INT vn; /* vector length (vector stride 1) */
Chris@82 28 R *I, *O; /* contiguous interleaved arrays */
Chris@82 29
Chris@82 30
Chris@82 31 unsigned flags; /* TRANSPOSED_IN/OUT meaningful for rnk>1 only
Chris@82 32 SCRAMBLED_IN/OUT meaningful for 1d transforms only */
Chris@82 33
Chris@82 34 MPI_Comm comm;
Chris@82 35
Chris@82 36 #if defined(STRUCT_HACK_KR)
Chris@82 37 rdft_kind kind[1];
Chris@82 38 #elif defined(STRUCT_HACK_C99)
Chris@82 39 rdft_kind kind[];
Chris@82 40 #else
Chris@82 41 rdft_kind *kind;
Chris@82 42 #endif
Chris@82 43 } problem_mpi_rdft;
Chris@82 44
Chris@82 45 problem *XM(mkproblem_rdft)(const dtensor *sz, INT vn,
Chris@82 46 R *I, R *O, MPI_Comm comm,
Chris@82 47 const rdft_kind *kind, unsigned flags);
Chris@82 48 problem *XM(mkproblem_rdft_d)(dtensor *sz, INT vn,
Chris@82 49 R *I, R *O, MPI_Comm comm,
Chris@82 50 const rdft_kind *kind, unsigned flags);
Chris@82 51
Chris@82 52 /* solve.c: */
Chris@82 53 void XM(rdft_solve)(const plan *ego_, const problem *p_);
Chris@82 54
Chris@82 55 /* plans have same operands as rdft plans, so just re-use */
Chris@82 56 typedef plan_rdft plan_mpi_rdft;
Chris@82 57 #define MKPLAN_MPI_RDFT(type, adt, apply) \
Chris@82 58 (type *)X(mkplan_rdft)(sizeof(type), adt, apply)
Chris@82 59
Chris@82 60 int XM(rdft_serial_applicable)(const problem_mpi_rdft *p);
Chris@82 61
Chris@82 62 /* various solvers */
Chris@82 63 void XM(rdft_rank_geq2_register)(planner *p);
Chris@82 64 void XM(rdft_rank_geq2_transposed_register)(planner *p);
Chris@82 65 void XM(rdft_serial_register)(planner *p);
Chris@82 66 void XM(rdft_rank1_bigvec_register)(planner *p);