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/*
Copyright (C) 2020 Fredrik Johansson
This file is part of Calcium.
Calcium 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/>.
*/
#include "ca_poly.h"
void
_ca_poly_vec_fit_length(ca_poly_vec_t vec, slong len, ca_ctx_t ctx)
{
if (len > vec->alloc)
{
slong i;
if (len < 2 * vec->alloc)
len = 2 * vec->alloc;
vec->entries = flint_realloc(vec->entries, len * sizeof(ca_poly_struct));
for (i = vec->alloc; i < len; i++)
ca_poly_init(vec->entries + i, ctx);
vec->alloc = len;
}
}
void
ca_poly_vec_set_length(ca_poly_vec_t vec, slong len, ca_ctx_t ctx)
{
slong i;
if (vec->length > len)
{
for (i = len; i < vec->length; i++)
ca_poly_zero(vec->entries + i, ctx);
}
else if (vec->length < len)
{
_ca_poly_vec_fit_length(vec, len, ctx);
for (i = vec->length; i < len; i++)
ca_poly_zero(vec->entries + i, ctx);
}
vec->length = len;
}
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