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Diffstat (limited to 'gsl-1.9/matrix/gsl_matrix_short.h')
| -rw-r--r-- | gsl-1.9/matrix/gsl_matrix_short.h | 318 |
1 files changed, 318 insertions, 0 deletions
diff --git a/gsl-1.9/matrix/gsl_matrix_short.h b/gsl-1.9/matrix/gsl_matrix_short.h new file mode 100644 index 0000000..17fc71c --- /dev/null +++ b/gsl-1.9/matrix/gsl_matrix_short.h @@ -0,0 +1,318 @@ +/* matrix/gsl_matrix_short.h + * + * Copyright (C) 1996, 1997, 1998, 1999, 2000 Gerard Jungman, Brian Gough + * + * 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. + */ + +#ifndef __GSL_MATRIX_SHORT_H__ +#define __GSL_MATRIX_SHORT_H__ + +#include <stdlib.h> +#include <gsl/gsl_types.h> +#include <gsl/gsl_errno.h> +#include <gsl/gsl_check_range.h> +#include <gsl/gsl_vector_short.h> + +#undef __BEGIN_DECLS +#undef __END_DECLS +#ifdef __cplusplus +# define __BEGIN_DECLS extern "C" { +# define __END_DECLS } +#else +# define __BEGIN_DECLS /* empty */ +# define __END_DECLS /* empty */ +#endif + +__BEGIN_DECLS + +typedef struct +{ + size_t size1; + size_t size2; + size_t tda; + short * data; + gsl_block_short * block; + int owner; +} gsl_matrix_short; + +typedef struct +{ + gsl_matrix_short matrix; +} _gsl_matrix_short_view; + +typedef _gsl_matrix_short_view gsl_matrix_short_view; + +typedef struct +{ + gsl_matrix_short matrix; +} _gsl_matrix_short_const_view; + +typedef const _gsl_matrix_short_const_view gsl_matrix_short_const_view; + +/* Allocation */ + +gsl_matrix_short * +gsl_matrix_short_alloc (const size_t n1, const size_t n2); + +gsl_matrix_short * +gsl_matrix_short_calloc (const size_t n1, const size_t n2); + +gsl_matrix_short * +gsl_matrix_short_alloc_from_block (gsl_block_short * b, + const size_t offset, + const size_t n1, + const size_t n2, + const size_t d2); + +gsl_matrix_short * +gsl_matrix_short_alloc_from_matrix (gsl_matrix_short * m, + const size_t k1, + const size_t k2, + const size_t n1, + const size_t n2); + +gsl_vector_short * +gsl_vector_short_alloc_row_from_matrix (gsl_matrix_short * m, + const size_t i); + +gsl_vector_short * +gsl_vector_short_alloc_col_from_matrix (gsl_matrix_short * m, + const size_t j); + +void gsl_matrix_short_free (gsl_matrix_short * m); + +/* Views */ + +_gsl_matrix_short_view +gsl_matrix_short_submatrix (gsl_matrix_short * m, + const size_t i, const size_t j, + const size_t n1, const size_t n2); + +_gsl_vector_short_view +gsl_matrix_short_row (gsl_matrix_short * m, const size_t i); + +_gsl_vector_short_view +gsl_matrix_short_column (gsl_matrix_short * m, const size_t j); + +_gsl_vector_short_view +gsl_matrix_short_diagonal (gsl_matrix_short * m); + +_gsl_vector_short_view +gsl_matrix_short_subdiagonal (gsl_matrix_short * m, const size_t k); + +_gsl_vector_short_view +gsl_matrix_short_superdiagonal (gsl_matrix_short * m, const size_t k); + +_gsl_matrix_short_view +gsl_matrix_short_view_array (short * base, + const size_t n1, + const size_t n2); + +_gsl_matrix_short_view +gsl_matrix_short_view_array_with_tda (short * base, + const size_t n1, + const size_t n2, + const size_t tda); + + +_gsl_matrix_short_view +gsl_matrix_short_view_vector (gsl_vector_short * v, + const size_t n1, + const size_t n2); + +_gsl_matrix_short_view +gsl_matrix_short_view_vector_with_tda (gsl_vector_short * v, + const size_t n1, + const size_t n2, + const size_t tda); + + +_gsl_matrix_short_const_view +gsl_matrix_short_const_submatrix (const gsl_matrix_short * m, + const size_t i, const size_t j, + const size_t n1, const size_t n2); + +_gsl_vector_short_const_view +gsl_matrix_short_const_row (const gsl_matrix_short * m, + const size_t i); + +_gsl_vector_short_const_view +gsl_matrix_short_const_column (const gsl_matrix_short * m, + const size_t j); + +_gsl_vector_short_const_view +gsl_matrix_short_const_diagonal (const gsl_matrix_short * m); + +_gsl_vector_short_const_view +gsl_matrix_short_const_subdiagonal (const gsl_matrix_short * m, + const size_t k); + +_gsl_vector_short_const_view +gsl_matrix_short_const_superdiagonal (const gsl_matrix_short * m, + const size_t k); + +_gsl_matrix_short_const_view +gsl_matrix_short_const_view_array (const short * base, + const size_t n1, + const size_t n2); + +_gsl_matrix_short_const_view +gsl_matrix_short_const_view_array_with_tda (const short * base, + const size_t n1, + const size_t n2, + const size_t tda); + +_gsl_matrix_short_const_view +gsl_matrix_short_const_view_vector (const gsl_vector_short * v, + const size_t n1, + const size_t n2); + +_gsl_matrix_short_const_view +gsl_matrix_short_const_view_vector_with_tda (const gsl_vector_short * v, + const size_t n1, + const size_t n2, + const size_t tda); + +/* Operations */ + +short gsl_matrix_short_get(const gsl_matrix_short * m, const size_t i, const size_t j); +void gsl_matrix_short_set(gsl_matrix_short * m, const size_t i, const size_t j, const short x); + +short * gsl_matrix_short_ptr(gsl_matrix_short * m, const size_t i, const size_t j); +const short * gsl_matrix_short_const_ptr(const gsl_matrix_short * m, const size_t i, const size_t j); + +void gsl_matrix_short_set_zero (gsl_matrix_short * m); +void gsl_matrix_short_set_identity (gsl_matrix_short * m); +void gsl_matrix_short_set_all (gsl_matrix_short * m, short x); + +int gsl_matrix_short_fread (FILE * stream, gsl_matrix_short * m) ; +int gsl_matrix_short_fwrite (FILE * stream, const gsl_matrix_short * m) ; +int gsl_matrix_short_fscanf (FILE * stream, gsl_matrix_short * m); +int gsl_matrix_short_fprintf (FILE * stream, const gsl_matrix_short * m, const char * format); + +int gsl_matrix_short_memcpy(gsl_matrix_short * dest, const gsl_matrix_short * src); +int gsl_matrix_short_swap(gsl_matrix_short * m1, gsl_matrix_short * m2); + +int gsl_matrix_short_swap_rows(gsl_matrix_short * m, const size_t i, const size_t j); +int gsl_matrix_short_swap_columns(gsl_matrix_short * m, const size_t i, const size_t j); +int gsl_matrix_short_swap_rowcol(gsl_matrix_short * m, const size_t i, const size_t j); +int gsl_matrix_short_transpose (gsl_matrix_short * m); +int gsl_matrix_short_transpose_memcpy (gsl_matrix_short * dest, const gsl_matrix_short * src); + +short gsl_matrix_short_max (const gsl_matrix_short * m); +short gsl_matrix_short_min (const gsl_matrix_short * m); +void gsl_matrix_short_minmax (const gsl_matrix_short * m, short * min_out, short * max_out); + +void gsl_matrix_short_max_index (const gsl_matrix_short * m, size_t * imax, size_t *jmax); +void gsl_matrix_short_min_index (const gsl_matrix_short * m, size_t * imin, size_t *jmin); +void gsl_matrix_short_minmax_index (const gsl_matrix_short * m, size_t * imin, size_t * jmin, size_t * imax, size_t * jmax); + +int gsl_matrix_short_isnull (const gsl_matrix_short * m); +int gsl_matrix_short_ispos (const gsl_matrix_short * m); +int gsl_matrix_short_isneg (const gsl_matrix_short * m); + +int gsl_matrix_short_add (gsl_matrix_short * a, const gsl_matrix_short * b); +int gsl_matrix_short_sub (gsl_matrix_short * a, const gsl_matrix_short * b); +int gsl_matrix_short_mul_elements (gsl_matrix_short * a, const gsl_matrix_short * b); +int gsl_matrix_short_div_elements (gsl_matrix_short * a, const gsl_matrix_short * b); +int gsl_matrix_short_scale (gsl_matrix_short * a, const double x); +int gsl_matrix_short_add_constant (gsl_matrix_short * a, const double x); +int gsl_matrix_short_add_diagonal (gsl_matrix_short * a, const double x); + +/***********************************************************************/ +/* The functions below are obsolete */ +/***********************************************************************/ +int gsl_matrix_short_get_row(gsl_vector_short * v, const gsl_matrix_short * m, const size_t i); +int gsl_matrix_short_get_col(gsl_vector_short * v, const gsl_matrix_short * m, const size_t j); +int gsl_matrix_short_set_row(gsl_matrix_short * m, const size_t i, const gsl_vector_short * v); +int gsl_matrix_short_set_col(gsl_matrix_short * m, const size_t j, const gsl_vector_short * v); + +/* inline functions if you are using GCC */ + +#ifdef HAVE_INLINE +extern inline +short +gsl_matrix_short_get(const gsl_matrix_short * m, const size_t i, const size_t j) +{ +#if GSL_RANGE_CHECK + if (i >= m->size1) + { + GSL_ERROR_VAL("first index out of range", GSL_EINVAL, 0) ; + } + else if (j >= m->size2) + { + GSL_ERROR_VAL("second index out of range", GSL_EINVAL, 0) ; + } +#endif + return m->data[i * m->tda + j] ; +} + +extern inline +void +gsl_matrix_short_set(gsl_matrix_short * m, const size_t i, const size_t j, const short x) +{ +#if GSL_RANGE_CHECK + if (i >= m->size1) + { + GSL_ERROR_VOID("first index out of range", GSL_EINVAL) ; + } + else if (j >= m->size2) + { + GSL_ERROR_VOID("second index out of range", GSL_EINVAL) ; + } +#endif + m->data[i * m->tda + j] = x ; +} + +extern inline +short * +gsl_matrix_short_ptr(gsl_matrix_short * m, const size_t i, const size_t j) +{ +#if GSL_RANGE_CHECK + if (i >= m->size1) + { + GSL_ERROR_NULL("first index out of range", GSL_EINVAL) ; + } + else if (j >= m->size2) + { + GSL_ERROR_NULL("second index out of range", GSL_EINVAL) ; + } +#endif + return (short *) (m->data + (i * m->tda + j)) ; +} + +extern inline +const short * +gsl_matrix_short_const_ptr(const gsl_matrix_short * m, const size_t i, const size_t j) +{ +#if GSL_RANGE_CHECK + if (i >= m->size1) + { + GSL_ERROR_NULL("first index out of range", GSL_EINVAL) ; + } + else if (j >= m->size2) + { + GSL_ERROR_NULL("second index out of range", GSL_EINVAL) ; + } +#endif + return (const short *) (m->data + (i * m->tda + j)) ; +} + +#endif + +__END_DECLS + +#endif /* __GSL_MATRIX_SHORT_H__ */ |