xref: /netbsd-src/external/lgpl3/mpc/dist/tests/setprec_parameters.c (revision 39f28e1e142c5bfb6be935a49cb55e2287fec7ea)
1 /* setprec_parameters.c -- Functions changing the precision of i/o parameters.
2 
3 Copyright (C) 2013 INRIA
4 
5 This file is part of GNU MPC.
6 
7 GNU MPC is free software; you can redistribute it and/or modify it under
8 the terms of the GNU Lesser General Public License as published by the
9 Free Software Foundation; either version 3 of the License, or (at your
10 option) any later version.
11 
12 GNU MPC is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
14 FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
15 more details.
16 
17 You should have received a copy of the GNU Lesser General Public License
18 along with this program. If not, see http://www.gnu.org/licenses/ .
19 */
20 
21 #include "mpc-tests.h"
22 
23 void
set_output_precision(mpc_fun_param_t * params,mpfr_prec_t prec)24 set_output_precision (mpc_fun_param_t *params, mpfr_prec_t prec)
25 {
26   int out;
27   const int start = 0;
28   const int end = params->nbout;
29   for (out = start; out < end; out++)
30     {
31       if (params->T[out] == MPFR)
32         mpfr_set_prec (params->P[out].mpfr, prec);
33       else if (params->T[out] == MPC)
34         mpc_set_prec (params->P[out].mpc, prec);
35     }
36 }
37 
38 void
set_input_precision(mpc_fun_param_t * params,mpfr_prec_t prec)39 set_input_precision  (mpc_fun_param_t *params, mpfr_prec_t prec)
40 {
41   int i;
42   const int start = params->nbout;
43   const int end = start + params->nbin;
44   for (i = start; i < end; i++)
45     {
46       if (params->T[i] == MPFR)
47         mpfr_set_prec (params->P[i].mpfr, prec);
48       else if (params->T[i] == MPC)
49         mpc_set_prec (params->P[i].mpc, prec);
50     }
51 }
52 
53 void
set_reference_precision(mpc_fun_param_t * params,mpfr_prec_t prec)54 set_reference_precision (mpc_fun_param_t *params, mpfr_prec_t prec)
55 {
56   int i;
57   const int start = params->nbout + params->nbin;
58   const int end = start + params->nbout;
59   for (i = start; i < end; i++)
60     {
61       if (params->T[i] == MPFR)
62         mpfr_set_prec (params->P[i].mpfr_data.mpfr, prec);
63       else if (params->T[i] == MPC)
64         mpc_set_prec (params->P[i].mpc_data.mpc, prec);
65     }
66 }
67