67 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			67 lines
		
	
	
		
			2.1 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 "ifftw-mpi.h"
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/* problem.c: */
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typedef struct {
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     problem super;
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     dtensor *sz;
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     INT vn; /* vector length (vector stride 1) */
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     R *I, *O; /* contiguous interleaved arrays */
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     unsigned flags; /* TRANSPOSED_IN/OUT meaningful for rnk>1 only
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			SCRAMBLED_IN/OUT meaningful for 1d transforms only */
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     MPI_Comm comm;
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#if defined(STRUCT_HACK_KR)
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     rdft_kind kind[1];
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#elif defined(STRUCT_HACK_C99)
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     rdft_kind kind[];
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#else
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     rdft_kind *kind;
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#endif
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} problem_mpi_rdft;
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problem *XM(mkproblem_rdft)(const dtensor *sz, INT vn,
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			    R *I, R *O, MPI_Comm comm, 
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			    const rdft_kind *kind, unsigned flags);
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problem *XM(mkproblem_rdft_d)(dtensor *sz, INT vn,
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			      R *I, R *O, MPI_Comm comm, 
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			      const rdft_kind *kind, unsigned flags);
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/* solve.c: */
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void XM(rdft_solve)(const plan *ego_, const problem *p_);
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/* plans have same operands as rdft plans, so just re-use */
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typedef plan_rdft plan_mpi_rdft;
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#define MKPLAN_MPI_RDFT(type, adt, apply) \
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  (type *)X(mkplan_rdft)(sizeof(type), adt, apply)
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int XM(rdft_serial_applicable)(const problem_mpi_rdft *p);
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/* various solvers */
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void XM(rdft_rank_geq2_register)(planner *p);
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void XM(rdft_rank_geq2_transposed_register)(planner *p);
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void XM(rdft_serial_register)(planner *p);
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void XM(rdft_rank1_bigvec_register)(planner *p);
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