GRASS GIS 8 Programmer's Manual
8.5.0dev(2024)-57a646b4a4
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Matrix memory management functions. More...
Go to the source code of this file.
Functions | |
double * | G_alloc_vector (size_t n) |
Vector matrix memory allocation. More... | |
double ** | G_alloc_matrix (int rows, int cols) |
Matrix memory allocation. More... | |
float * | G_alloc_fvector (size_t n) |
Floating point vector memory allocation. More... | |
float ** | G_alloc_fmatrix (int rows, int cols) |
Floating point matrix memory allocation. More... | |
void | G_free_vector (double *v) |
Vector memory deallocation. More... | |
void | G_free_fvector (float *v) |
Vector memory deallocation. More... | |
void | G_free_matrix (double **m) |
Matrix memory deallocation. More... | |
void | G_free_fmatrix (float **m) |
Floating point matrix memory deallocation. More... | |
Matrix memory management functions.
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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
Definition in file dalloc.c.
float** G_alloc_fmatrix | ( | int | rows, |
int | cols | ||
) |
float* G_alloc_fvector | ( | size_t | n | ) |
double** G_alloc_matrix | ( | int | rows, |
int | cols | ||
) |
double* G_alloc_vector | ( | size_t | n | ) |
Vector matrix memory allocation.
Allocate a vector (array) of n doubles initialized to zero.
[in] | n | size of vector to allocate |
Definition at line 39 of file dalloc.c.
References G_calloc.
Referenced by G_math_solver_sparse_gs(), and G_math_solver_sparse_jacobi().
void G_free_fmatrix | ( | float ** | m | ) |
void G_free_fvector | ( | float * | v | ) |
void G_free_matrix | ( | double ** | m | ) |
Matrix memory deallocation.
Deallocate a matrix of doubles.
[in,out] | m | matrix to free |
Definition at line 161 of file dalloc.c.
References G_free(), and NULL.
Referenced by N_free_les().