arb/bool_mat/init.c

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/*
2016-02-27 14:57:28 -05:00
Copyright (C) 2016 Arb authors
This file is part of Arb.
Arb is free software: you can redistribute it and/or modify it under
the terms of the GNU Lesser General Public License (LGPL) as published
by the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version. See <http://www.gnu.org/licenses/>.
*/
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#include "bool_mat.h"
void
bool_mat_init(bool_mat_t mat, slong r, slong c)
{
mat->entries = NULL;
mat->rows = NULL;
mat->r = r;
mat->c = c;
if (r != 0 && c != 0)
{
slong i;
mat->entries = flint_calloc(r * c, sizeof(int));
mat->rows = flint_malloc(r * sizeof(int *));
for (i = 0; i < r; i++)
mat->rows[i] = mat->entries + i * c;
}
}