arb/acb_poly/randtest.c
Fredrik Johansson c939538a0a complex polys
2014-05-16 14:04:28 +02:00

56 lines
1.8 KiB
C

/*=============================================================================
This file is part of ARB.
ARB is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
ARB 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 ARB; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
=============================================================================*/
/******************************************************************************
Copyright (C) 2012 Fredrik Johansson
******************************************************************************/
#include "acb_poly.h"
void
acb_poly_randtest(acb_poly_t poly, flint_rand_t state, long len, long prec, long mag_bits)
{
long i;
acb_poly_fit_length(poly, len);
if (n_randint(state, 2))
{
for (i = 0; i < len; i++)
{
arb_randtest(acb_realref(poly->coeffs + i), state, prec, mag_bits);
arb_randtest(acb_imagref(poly->coeffs + i), state, prec, mag_bits);
}
}
else
{
for (i = 0; i < len; i++)
{
arb_randtest_precise(acb_realref(poly->coeffs + i), state, prec, mag_bits);
arb_randtest_precise(acb_imagref(poly->coeffs + i), state, prec, mag_bits);
}
}
_acb_poly_set_length(poly, len);
_acb_poly_normalise(poly);
}