api-docs/html/gp__matrix_8h_source.html

//SPDX-License-Identifier: LGPL-2.0-or-later

/*


  Copyright (C) 2020 Cyril Hrubis <metan@ucw.cz>


 */


#ifndef GP_MATRIX_H

#define GP_MATRIX_H


#include <core/gp_compiler.h>

#include <utils/gp_vec.h>


static inline void *gp_matrix_new(size_t cols, size_t rows, size_t unit)

{

        return gp_vec_new(cols * rows, unit);

}


static inline size_t gp_matrix_idx(size_t rows, size_t col, size_t row)

{

        return col * rows + row;

}


GP_WUR static inline void *gp_matrix_cols_ins(void *self, size_t rows, size_t col, size_t len)

{

        return gp_vec_ins(self, col * rows, len * rows);

}


GP_WUR static inline void *gp_matrix_cols_del(void *self, size_t rows, size_t col, size_t len)

{

        return gp_vec_del(self, col * rows, len * rows);

}


GP_WUR void *gp_matrix_rows_ins(void *self, size_t cols, size_t rows, size_t row, size_t len);


GP_WUR void *gp_matrix_rows_del(void *self, size_t cols, size_t rows, size_t row, size_t len);


static inline void gp_matrix_free(void *self)

{

        gp_vec_free(self);

}


#endif  /* GP_MATRIX_H */

gp_compiler.h
A compiler dependent macros.

GP_WUR
#define GP_WUR
Expands to warn_unused_result attribute when supported by the compiler.
Definition gp_compiler.h:27

gp_matrix_new
static void * gp_matrix_new(size_t cols, size_t rows, size_t unit)
Allocates a matrix.
Definition gp_matrix.h:36

gp_matrix_rows_ins
void * gp_matrix_rows_ins(void *self, size_t cols, size_t rows, size_t row, size_t len)
Inserts len rowss at the offset row into the matrix.

gp_matrix_free
static void gp_matrix_free(void *self)
Frees the matrix.
Definition gp_matrix.h:116

gp_matrix_cols_del
static void * gp_matrix_cols_del(void *self, size_t rows, size_t col, size_t len)
Deletes len columns at the offset col from the matrix.
Definition gp_matrix.h:80

gp_matrix_cols_ins
static void * gp_matrix_cols_ins(void *self, size_t rows, size_t col, size_t len)
Inserts len columns at the offset col into the matrix.
Definition gp_matrix.h:65

gp_matrix_idx
static size_t gp_matrix_idx(size_t rows, size_t col, size_t row)
Returns an index into the vector that holds the matrix data.
Definition gp_matrix.h:50

gp_matrix_rows_del
void * gp_matrix_rows_del(void *self, size_t cols, size_t rows, size_t row, size_t len)
Deletes len rows at the offset col from the matrix.

gp_vec.h
Vector a growable and shrinkable array.

gp_vec_del
void * gp_vec_del(void *self, size_t off, size_t len)
Deletes a range from the vector.

gp_vec_new
void * gp_vec_new(size_t len, size_t unit)
Allocates a new vector.

gp_vec_ins
void * gp_vec_ins(void *self, size_t off, size_t len)
Insert a gap into the vec of new elements, reallocating the underlying memory if more capacity is nee...

gp_vec_free
void gp_vec_free(void *self)
Frees the vector.