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1 /*
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2 * Copyright (c) 2003, 2007-14 Matteo Frigo
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3 * Copyright (c) 2003, 2007-14 Massachusetts Institute of Technology
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4 *
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5 * This program is free software; you can redistribute it and/or modify
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6 * it under the terms of the GNU General Public License as published by
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7 * the Free Software Foundation; either version 2 of the License, or
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8 * (at your option) any later version.
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9 *
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10 * This program is distributed in the hope that it will be useful,
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11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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13 * GNU General Public License for more details.
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14 *
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15 * You should have received a copy of the GNU General Public License
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16 * along with this program; if not, write to the Free Software
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17 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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18 *
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19 */
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20
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21
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22 #ifndef __DFT_H__
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23 #define __DFT_H__
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24
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25 #include "kernel/ifftw.h"
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26 #include "dft/codelet-dft.h"
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27
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28 #ifdef __cplusplus
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29 extern "C"
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30 {
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31 #endif /* __cplusplus */
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32
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33 /* problem.c: */
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34 typedef struct {
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35 problem super;
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36 tensor *sz, *vecsz;
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37 R *ri, *ii, *ro, *io;
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38 } problem_dft;
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39
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40 void X(dft_zerotens)(tensor *sz, R *ri, R *ii);
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41 problem *X(mkproblem_dft)(const tensor *sz, const tensor *vecsz,
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42 R *ri, R *ii, R *ro, R *io);
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43 problem *X(mkproblem_dft_d)(tensor *sz, tensor *vecsz,
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44 R *ri, R *ii, R *ro, R *io);
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45
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46 /* solve.c: */
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47 void X(dft_solve)(const plan *ego_, const problem *p_);
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48
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49 /* plan.c: */
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50 typedef void (*dftapply) (const plan *ego, R *ri, R *ii, R *ro, R *io);
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51
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52 typedef struct {
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53 plan super;
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54 dftapply apply;
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55 } plan_dft;
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56
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57 plan *X(mkplan_dft)(size_t size, const plan_adt *adt, dftapply apply);
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58
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59 #define MKPLAN_DFT(type, adt, apply) \
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60 (type *)X(mkplan_dft)(sizeof(type), adt, apply)
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61
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62 /* various solvers */
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63 solver *X(mksolver_dft_direct)(kdft k, const kdft_desc *desc);
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64 solver *X(mksolver_dft_directbuf)(kdft k, const kdft_desc *desc);
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65
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66 void X(dft_rank0_register)(planner *p);
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67 void X(dft_rank_geq2_register)(planner *p);
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68 void X(dft_indirect_register)(planner *p);
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69 void X(dft_indirect_transpose_register)(planner *p);
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70 void X(dft_vrank_geq1_register)(planner *p);
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71 void X(dft_vrank2_transpose_register)(planner *p);
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72 void X(dft_vrank3_transpose_register)(planner *p);
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73 void X(dft_buffered_register)(planner *p);
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74 void X(dft_generic_register)(planner *p);
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75 void X(dft_rader_register)(planner *p);
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76 void X(dft_bluestein_register)(planner *p);
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77 void X(dft_nop_register)(planner *p);
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78 void X(ct_generic_register)(planner *p);
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79 void X(ct_genericbuf_register)(planner *p);
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80
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81 /* configurations */
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82 void X(dft_conf_standard)(planner *p);
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83
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84 #ifdef __cplusplus
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85 } /* extern "C" */
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86 #endif /* __cplusplus */
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87
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88 #endif /* __DFT_H__ */
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