solver_adjoint.h

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/*
 * Copyright (c) 2002, 2012 Jens Keiner, Stefan Kunis, Daniel Potts
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License as published by the Free Software
 * Foundation; either version 2 of the License, or (at your option) any later
 * version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 * FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */

/* $Id: solver_adjoint.h 3775 2012-06-02 16:39:48Z keiner $ */

#ifndef SOLVER_ADJOINT_H
#define SOLVER_ADJOINT_H

#include "nfft3.h"

/*
 * Macro for mangling an adjoint transform.
 * temporary added 01.2007 by tim becker
 */
                                                                               \
#define MACRO_SOLVER_ADJOINT_PLAN(MV, FLT, FLT_TYPE)                           \
                                                                               \
                                \
typedef struct                                                                 \
{                                                                              \
  MV ## _plan *mv;                      \
  unsigned flags;                       \
                                                                               \
  double *w;                            \
  double *w_hat;                        \
                                                                               \
  FLT_TYPE *y_hat;                      \
                                                                               \
  FLT_TYPE *f_iter;                     \
  FLT_TYPE *r_hat_iter;                 \
  FLT_TYPE *z_iter;                     \
  FLT_TYPE *p_iter;                     \
  FLT_TYPE *v_hat_iter;                 \
                                                                               \
  double alpha_iter;                    \
  double beta_iter;                     \
                                                                               \
  double dot_r_hat_iter;                \
  double dot_r_hat_iter_old;            \
  double dot_z_iter;                    \
  double dot_z_iter_old;                \
  double dot_p_iter;                    \
  double dot_v_hat_iter;                \
} i ## MV ## _adjoint_plan;                                                    \
                                                                               \
                                                  \
void i ## MV ## _adjoint_init(adjoint ## MV ## _plan *ths, MV ## _plan *mv);   \
                                               \
void i ## MV ## _adjoint_init_advanced(adjoint ## MV ## _plan *ths, MV ## _plan,\
*mv, unsigned adjoint ## MV ## _flags);                                       \
\
void i ## MV ## _adjoint_before_loop(adjoint ## MV ## _plan *ths);              \
\
void i ## MV ## _adjoint_loop_one_step(adjoint ## MV ## _plan *ths);            \
\
void i ## MV ## _adjoint_finalize(adjoint ## MV ## _plan *ths);                 \


MACRO_SOLVER_ADJOINT_PLAN(nfsft, complex, double _Complex)
MACRO_SOLVER_ADJOINT_PLAN(nfft, complex, double _Complex)
MACRO_SOLVER_ADJOINT_PLAN(nfct, double, double)
MACRO_SOLVER_ADJOINT_PLAN(nfst, double, double)
MACRO_SOLVER_ADJOINT_PLAN(nnfft, complex, double _Complex)
MACRO_SOLVER_ADJOINT_PLAN(mri_inh_2d1d, complex, double _Complex)
MACRO_SOLVER_ADJOINT_PLAN(mri_inh_3d, complex, double _Complex)

#endif
/* solver_adjoint.h */