fnft__kdv_scatter.h

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/*
* This file is part of FNFT.
*
* FNFT is free software; you can redistribute it and/or
* modify it under the terms of the version 2 of the GNU General
* Public License as published by the Free Software Foundation.
*
* FNFT 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, see <http://www.gnu.org/licenses/>.
*
* Contributors:
* Sander Wahls (TU Delft) 2017-2018, 2023.
* Shrinivas Chimmalgi (TU Delft) 2017.
* Peter J Prins (TU Delft) 2020.
* Sander Wahls (KIT) 2023.
*/
 
#ifndef FNFT__KDV_SCATTER_H
#define FNFT__KDV_SCATTER_H
 
#include "fnft__kdv_discretization.h"
#include "fnft__akns_scatter.h"
#include <stdio.h>
#include "fnft__misc.h"
#include <string.h> // for memcpy
#include "fnft__errwarn.h"
 
FNFT_INT fnft__kdv_scatter_bound_states(const FNFT_UINT D, FNFT_COMPLEX const * const q,
    FNFT_COMPLEX const * const r, FNFT_REAL const * const T, FNFT_UINT const K,
    FNFT_COMPLEX * const bound_states, FNFT_COMPLEX * const a_vals,
    FNFT_COMPLEX * const aprime_vals, FNFT_COMPLEX * const b, FNFT_INT * const Ws,
    fnft_kdv_discretization_t const discretization, FNFT_UINT const skip_b_flag);
 
FNFT_INT fnft__kdv_scatter_matrix(const FNFT_UINT D, 
    FNFT_COMPLEX const * const q, FNFT_COMPLEX const * const r,
    const FNFT_REAL eps_t, const FNFT_INT kappa, const FNFT_UINT K,
    FNFT_COMPLEX const * const lambda, FNFT_COMPLEX * const result, 
    FNFT_INT * const W, fnft_kdv_discretization_t const discretization,
    const FNFT_UINT derivative_flag);
 
#ifdef FNFT_ENABLE_SHORT_NAMES
#define kdv_scatter_bound_states(...) fnft__kdv_scatter_bound_states(__VA_ARGS__)
#define kdv_scatter_matrix(...) fnft__kdv_scatter_matrix(__VA_ARGS__)
#endif
 
#endif