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Diffstat (limited to 'gcell/lib/runtime/spu/gc_random.c')
-rw-r--r-- | gcell/lib/runtime/spu/gc_random.c | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/gcell/lib/runtime/spu/gc_random.c b/gcell/lib/runtime/spu/gc_random.c deleted file mode 100644 index ae2fde875..000000000 --- a/gcell/lib/runtime/spu/gc_random.c +++ /dev/null @@ -1,44 +0,0 @@ -/* -*- c++ -*- */ -/* - * Copyright 2008,2009 Free Software Foundation, Inc. - * - * This file is part of GNU Radio - * - * GNU Radio 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 3, or (at your option) - * any later version. - * - * GNU Radio 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 this program; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ -#include <gcell/spu/gc_random.h> - -static int last_val = 0; - -# define M 259200 // values from Numerical Recipes in C, 1988 -# define A 7141 -# define C 54773 - -void -gc_set_seed(int seed) -{ - last_val = ((unsigned int) seed) % M; -} - -/* - * Return a uniformly distributed value in the range [0, 1.0) - * (Linear congruential generator. YMMV. Caveat emptor.) - */ -float -gc_uniform_deviate(void) -{ - last_val = (last_val * A + C) % M; - return (float) last_val * (1.0f / (float) M); -} |