180 lines
7.4 KiB
C
180 lines
7.4 KiB
C
/* spmatrix/gsl_spmatrix_long_double.h
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*
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* Copyright (C) 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020 Patrick Alken
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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 3 of the License, or (at
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* 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, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* 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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#ifndef __GSL_SPMATRIX_COMPLEX_LONG_DOUBLE_H__
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#define __GSL_SPMATRIX_COMPLEX_LONG_DOUBLE_H__
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#include <stdlib.h>
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#include <gsl/gsl_math.h>
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#include <gsl/gsl_bst.h>
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#include <gsl/gsl_vector_complex_long_double.h>
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#include <gsl/gsl_matrix_complex_long_double.h>
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#undef __BEGIN_DECLS
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#undef __END_DECLS
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#ifdef __cplusplus
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# define __BEGIN_DECLS extern "C" {
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# define __END_DECLS }
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#else
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# define __BEGIN_DECLS /* empty */
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# define __END_DECLS /* empty */
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#endif
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__BEGIN_DECLS
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/*
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* COO format:
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*
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* If data[n] = A_{ij}, then:
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* i = A->i[n]
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* j = A->p[n]
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*
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* Compressed column format (CSC):
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*
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* If data[n] = A_{ij}, then:
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* i = A->i[n]
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* A->p[j] <= n < A->p[j+1]
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* so that column j is stored in
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* [ data[p[j]], data[p[j] + 1], ..., data[p[j+1] - 1] ]
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*
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* Compressed row format (CSR):
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*
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* If data[n] = A_{ij}, then:
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* j = A->i[n]
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* A->p[i] <= n < A->p[i+1]
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* so that row i is stored in
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* [ data[p[i]], data[p[i] + 1], ..., data[p[i+1] - 1] ]
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*/
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typedef struct
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{
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size_t size1; /* number of rows */
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size_t size2; /* number of columns */
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/* i (size nzmax) contains:
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*
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* COO/CSC: row indices
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* CSR: column indices
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*/
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int *i;
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long double *data; /* matrix elements of size nzmax */
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/*
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* COO: p[n] = column number of element data[n]
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* CSC: p[j] = index in data of first non-zero element in column j
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* CSR: p[i] = index in data of first non-zero element in row i
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*/
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int *p;
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size_t nzmax; /* maximum number of matrix elements */
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size_t nz; /* number of non-zero values in matrix */
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gsl_bst_workspace *tree; /* binary tree structure */
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gsl_spmatrix_pool *pool; /* memory pool for binary tree nodes */
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size_t node_size; /* size of individual tree node in bytes */
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/*
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* workspace of size 2*MAX(size1,size2)*MAX(sizeof(long double),sizeof(int))
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* used in various routines
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*/
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union
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{
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void *work_void;
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int *work_int;
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long double *work_atomic;
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} work;
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int sptype; /* sparse storage type */
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size_t spflags; /* GSL_SPMATRIX_FLG_xxx */
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} gsl_spmatrix_complex_long_double;
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/*
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* Prototypes
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*/
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/* allocation / initialization */
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gsl_spmatrix_complex_long_double * gsl_spmatrix_complex_long_double_alloc (const size_t n1, const size_t n2);
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gsl_spmatrix_complex_long_double * gsl_spmatrix_complex_long_double_alloc_nzmax (const size_t n1, const size_t n2,
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const size_t nzmax, const int sptype);
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void gsl_spmatrix_complex_long_double_free (gsl_spmatrix_complex_long_double * m);
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int gsl_spmatrix_complex_long_double_realloc (const size_t nzmax, gsl_spmatrix_complex_long_double * m);
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size_t gsl_spmatrix_complex_long_double_nnz (const gsl_spmatrix_complex_long_double * m);
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const char * gsl_spmatrix_complex_long_double_type (const gsl_spmatrix_complex_long_double * m);
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int gsl_spmatrix_complex_long_double_set_zero (gsl_spmatrix_complex_long_double * m);
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int gsl_spmatrix_complex_long_double_tree_rebuild (gsl_spmatrix_complex_long_double * m);
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/* compress */
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int gsl_spmatrix_complex_long_double_csc (gsl_spmatrix_complex_long_double * dest, const gsl_spmatrix_complex_long_double * src);
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int gsl_spmatrix_complex_long_double_csr (gsl_spmatrix_complex_long_double * dest, const gsl_spmatrix_complex_long_double * src);
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gsl_spmatrix_complex_long_double * gsl_spmatrix_complex_long_double_compress (const gsl_spmatrix_complex_long_double * src, const int sptype);
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gsl_spmatrix_complex_long_double * gsl_spmatrix_complex_long_double_compcol (const gsl_spmatrix_complex_long_double * src);
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gsl_spmatrix_complex_long_double * gsl_spmatrix_complex_long_double_ccs (const gsl_spmatrix_complex_long_double * src);
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gsl_spmatrix_complex_long_double * gsl_spmatrix_complex_long_double_crs (const gsl_spmatrix_complex_long_double * src);
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/* copy */
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int gsl_spmatrix_complex_long_double_memcpy (gsl_spmatrix_complex_long_double * dest, const gsl_spmatrix_complex_long_double * src);
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/* file I/O */
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int gsl_spmatrix_complex_long_double_fprintf (FILE * stream, const gsl_spmatrix_complex_long_double * m, const char * format);
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gsl_spmatrix_complex_long_double * gsl_spmatrix_complex_long_double_fscanf (FILE * stream);
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int gsl_spmatrix_complex_long_double_fwrite (FILE * stream, const gsl_spmatrix_complex_long_double * m);
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int gsl_spmatrix_complex_long_double_fread (FILE * stream, gsl_spmatrix_complex_long_double * m);
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/* get/set */
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gsl_complex_long_double gsl_spmatrix_complex_long_double_get (const gsl_spmatrix_complex_long_double * m, const size_t i, const size_t j);
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int gsl_spmatrix_complex_long_double_set (gsl_spmatrix_complex_long_double * m, const size_t i, const size_t j, const gsl_complex_long_double x);
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gsl_complex_long_double * gsl_spmatrix_complex_long_double_ptr (const gsl_spmatrix_complex_long_double * m, const size_t i, const size_t j);
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/* operations */
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int gsl_spmatrix_complex_long_double_scale (gsl_spmatrix_complex_long_double * m, const gsl_complex_long_double x);
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int gsl_spmatrix_complex_long_double_scale_columns (gsl_spmatrix_complex_long_double * m, const gsl_vector_complex_long_double * x);
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int gsl_spmatrix_complex_long_double_scale_rows (gsl_spmatrix_complex_long_double * m, const gsl_vector_complex_long_double * x);
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int gsl_spmatrix_complex_long_double_add (gsl_spmatrix_complex_long_double * c, const gsl_spmatrix_complex_long_double * a, const gsl_spmatrix_complex_long_double * b);
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int gsl_spmatrix_complex_long_double_dense_add (gsl_matrix_complex_long_double * a, const gsl_spmatrix_complex_long_double * b);
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int gsl_spmatrix_complex_long_double_dense_sub (gsl_matrix_complex_long_double * a, const gsl_spmatrix_complex_long_double * b);
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int gsl_spmatrix_complex_long_double_d2sp (gsl_spmatrix_complex_long_double * T, const gsl_matrix_complex_long_double * A);
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int gsl_spmatrix_complex_long_double_sp2d (gsl_matrix_complex_long_double * A, const gsl_spmatrix_complex_long_double * S);
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#ifndef GSL_DISABLE_DEPRECATED
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int gsl_spmatrix_complex_long_double_add_to_dense (gsl_matrix_complex_long_double * a, const gsl_spmatrix_complex_long_double * b);
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#endif
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/* properties */
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int gsl_spmatrix_complex_long_double_equal (const gsl_spmatrix_complex_long_double * a, const gsl_spmatrix_complex_long_double * b);
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/* swap */
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int gsl_spmatrix_complex_long_double_transpose (gsl_spmatrix_complex_long_double * m);
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int gsl_spmatrix_complex_long_double_transpose2 (gsl_spmatrix_complex_long_double * m);
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int gsl_spmatrix_complex_long_double_transpose_memcpy (gsl_spmatrix_complex_long_double * dest, const gsl_spmatrix_complex_long_double * src);
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__END_DECLS
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#endif /* __GSL_SPMATRIX_COMPLEX_LONG_DOUBLE_H__ */
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