|
Packit |
67cb25 |
/* matrix/oper_source.c
|
|
Packit |
67cb25 |
*
|
|
Packit |
67cb25 |
* Copyright (C) 1996, 1997, 1998, 1999, 2000, 2007 Brian Gough
|
|
Packit |
67cb25 |
*
|
|
Packit |
67cb25 |
* This program is free software; you can redistribute it and/or modify
|
|
Packit |
67cb25 |
* it under the terms of the GNU General Public License as published by
|
|
Packit |
67cb25 |
* the Free Software Foundation; either version 3 of the License, or (at
|
|
Packit |
67cb25 |
* your option) any later version.
|
|
Packit |
67cb25 |
*
|
|
Packit |
67cb25 |
* This program is distributed in the hope that it will be useful, but
|
|
Packit |
67cb25 |
* WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
Packit |
67cb25 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Packit |
67cb25 |
* General Public License for more details.
|
|
Packit |
67cb25 |
*
|
|
Packit |
67cb25 |
* You should have received a copy of the GNU General Public License
|
|
Packit |
67cb25 |
* along with this program; if not, write to the Free Software
|
|
Packit |
67cb25 |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
Packit |
67cb25 |
*/
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
int
|
|
Packit |
67cb25 |
FUNCTION(gsl_matrix, add) (TYPE(gsl_matrix) * a, const TYPE(gsl_matrix) * b)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
const size_t M = a->size1;
|
|
Packit |
67cb25 |
const size_t N = a->size2;
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
if (b->size1 != M || b->size2 != N)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
GSL_ERROR ("matrices must have same dimensions", GSL_EBADLEN);
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
else
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
const size_t tda_a = a->tda;
|
|
Packit |
67cb25 |
const size_t tda_b = b->tda;
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
size_t i, j;
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
for (i = 0; i < M; i++)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
for (j = 0; j < N; j++)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
a->data[i * tda_a + j] += b->data[i * tda_b + j];
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
return GSL_SUCCESS;
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
int
|
|
Packit |
67cb25 |
FUNCTION(gsl_matrix, sub) (TYPE(gsl_matrix) * a, const TYPE(gsl_matrix) * b)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
const size_t M = a->size1;
|
|
Packit |
67cb25 |
const size_t N = a->size2;
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
if (b->size1 != M || b->size2 != N)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
GSL_ERROR ("matrices must have same dimensions", GSL_EBADLEN);
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
else
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
const size_t tda_a = a->tda;
|
|
Packit |
67cb25 |
const size_t tda_b = b->tda;
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
size_t i, j;
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
for (i = 0; i < M; i++)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
for (j = 0; j < N; j++)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
a->data[i * tda_a + j] -= b->data[i * tda_b + j];
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
return GSL_SUCCESS;
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
int
|
|
Packit |
67cb25 |
FUNCTION(gsl_matrix, mul_elements) (TYPE(gsl_matrix) * a, const TYPE(gsl_matrix) * b)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
const size_t M = a->size1;
|
|
Packit |
67cb25 |
const size_t N = a->size2;
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
if (b->size1 != M || b->size2 != N)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
GSL_ERROR ("matrices must have same dimensions", GSL_EBADLEN);
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
else
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
const size_t tda_a = a->tda;
|
|
Packit |
67cb25 |
const size_t tda_b = b->tda;
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
size_t i, j;
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
for (i = 0; i < M; i++)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
for (j = 0; j < N; j++)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
a->data[i * tda_a + j] *= b->data[i * tda_b + j];
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
return GSL_SUCCESS;
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
int
|
|
Packit |
67cb25 |
FUNCTION(gsl_matrix, div_elements) (TYPE(gsl_matrix) * a, const TYPE(gsl_matrix) * b)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
const size_t M = a->size1;
|
|
Packit |
67cb25 |
const size_t N = a->size2;
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
if (b->size1 != M || b->size2 != N)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
GSL_ERROR ("matrices must have same dimensions", GSL_EBADLEN);
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
else
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
const size_t tda_a = a->tda;
|
|
Packit |
67cb25 |
const size_t tda_b = b->tda;
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
size_t i, j;
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
for (i = 0; i < M; i++)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
for (j = 0; j < N; j++)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
a->data[i * tda_a + j] /= b->data[i * tda_b + j];
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
return GSL_SUCCESS;
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
int
|
|
Packit |
67cb25 |
FUNCTION(gsl_matrix, scale) (TYPE(gsl_matrix) * a, const double x)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
const size_t M = a->size1;
|
|
Packit |
67cb25 |
const size_t N = a->size2;
|
|
Packit |
67cb25 |
const size_t tda = a->tda;
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
size_t i, j;
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
for (i = 0; i < M; i++)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
for (j = 0; j < N; j++)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
a->data[i * tda + j] *= x;
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
return GSL_SUCCESS;
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
int
|
|
Packit |
67cb25 |
FUNCTION(gsl_matrix, add_constant) (TYPE(gsl_matrix) * a, const double x)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
const size_t M = a->size1;
|
|
Packit |
67cb25 |
const size_t N = a->size2;
|
|
Packit |
67cb25 |
const size_t tda = a->tda;
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
size_t i, j;
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
for (i = 0; i < M; i++)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
for (j = 0; j < N; j++)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
a->data[i * tda + j] += x;
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
return GSL_SUCCESS;
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
int
|
|
Packit |
67cb25 |
FUNCTION(gsl_matrix, add_diagonal) (TYPE(gsl_matrix) * a, const double x)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
const size_t M = a->size1;
|
|
Packit |
67cb25 |
const size_t N = a->size2;
|
|
Packit |
67cb25 |
const size_t tda = a->tda;
|
|
Packit |
67cb25 |
const size_t loop_lim = ( M < N ? M : N );
|
|
Packit |
67cb25 |
size_t i;
|
|
Packit |
67cb25 |
for (i = 0; i < loop_lim; i++)
|
|
Packit |
67cb25 |
{
|
|
Packit |
67cb25 |
a->data[i * tda + i] += x;
|
|
Packit |
67cb25 |
}
|
|
Packit |
67cb25 |
|
|
Packit |
67cb25 |
return GSL_SUCCESS;
|
|
Packit |
67cb25 |
}
|