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/* matrix/matrix_source.c
*
* 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 HIDE_INLINE_STATIC
BASE
FUNCTION (gsl_matrix, get) (const TYPE (gsl_matrix) * m,
const size_t i, const size_t j)
{
BASE zero = ZERO;
if (gsl_check_range)
{
if (i >= m->size1) /* size_t is unsigned, can't be negative */
{
GSL_ERROR_VAL ("first index out of range", GSL_EINVAL, zero);
}
else if (j >= m->size2) /* size_t is unsigned, can't be negative */
{
GSL_ERROR_VAL ("second index out of range", GSL_EINVAL, zero);
}
}
return *(BASE *) (m->data + MULTIPLICITY * (i * m->tda + j));
}
void
FUNCTION (gsl_matrix, set) (TYPE (gsl_matrix) * m,
const size_t i, const size_t j,
const BASE x)
{
if (gsl_check_range)
{
if (i >= m->size1) /* size_t is unsigned, can't be negative */
{
GSL_ERROR_VOID ("first index out of range", GSL_EINVAL);
}
else if (j >= m->size2) /* size_t is unsigned, can't be negative */
{
GSL_ERROR_VOID ("second index out of range", GSL_EINVAL);
}
}
*(BASE *) (m->data + MULTIPLICITY * (i * m->tda + j)) = x;
}
BASE *
FUNCTION (gsl_matrix, ptr) (TYPE (gsl_matrix) * m,
const size_t i, const size_t j)
{
if (gsl_check_range)
{
if (i >= m->size1) /* size_t is unsigned, can't be negative */
{
GSL_ERROR_NULL ("first index out of range", GSL_EINVAL);
}
else if (j >= m->size2) /* size_t is unsigned, can't be negative */
{
GSL_ERROR_NULL ("second index out of range", GSL_EINVAL);
}
}
return (BASE *) (m->data + MULTIPLICITY * (i * m->tda + j));
}
const BASE *
FUNCTION (gsl_matrix, const_ptr) (const TYPE (gsl_matrix) * m,
const size_t i, const size_t j)
{
if (gsl_check_range)
{
if (i >= m->size1) /* size_t is unsigned, can't be negative */
{
GSL_ERROR_NULL ("first index out of range", GSL_EINVAL);
}
else if (j >= m->size2) /* size_t is unsigned, can't be negative */
{
GSL_ERROR_NULL ("second index out of range", GSL_EINVAL);
}
}
return (const BASE *) (m->data + MULTIPLICITY * (i * m->tda + j));
}
#endif
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