diff options
Diffstat (limited to 'gnuradio-runtime/lib/math/random.cc')
| -rw-r--r-- | gnuradio-runtime/lib/math/random.cc | 13 |
1 files changed, 6 insertions, 7 deletions
diff --git a/gnuradio-runtime/lib/math/random.cc b/gnuradio-runtime/lib/math/random.cc index 8b67532207..6423a39f6c 100644 --- a/gnuradio-runtime/lib/math/random.cc +++ b/gnuradio-runtime/lib/math/random.cc @@ -35,13 +35,12 @@ namespace gr { -random::random(unsigned int seed, int min_integer, int max_integer) - : d_rng(), d_integer_dis(0, 1) +random::random(uint64_t seed, int64_t min_integer, int64_t max_integer) + : d_rng(seed), d_integer_dis(0, 1) { d_gauss_stored = false; // set gasdev (gauss distributed numbers) on calculation state // Setup random number generators - reseed(seed); // set seed for random number generator set_integer_limits(min_integer, max_integer); } @@ -51,7 +50,7 @@ random::~random() {} * Seed is initialized with time if the given seed is 0. Otherwise the seed is taken * directly. Sets the seed for the random number generator. */ -void random::reseed(unsigned int seed) +void random::reseed(uint64_t seed) { d_seed = seed; if (d_seed == 0) { @@ -63,17 +62,17 @@ void random::reseed(unsigned int seed) } } -void random::set_integer_limits(const int minimum, const int maximum) +void random::set_integer_limits(int64_t minimum, int64_t maximum) { // boost expects integer limits defined as [minimum, maximum] which is unintuitive. // use the expected half open interval behavior! [minimum, maximum)! - d_integer_dis = std::uniform_int_distribution<>(minimum, maximum - 1); + d_integer_dis = std::uniform_int_distribution<int64_t>(minimum, maximum - 1); } /*! * Uniform random integers in the range set by 'set_integer_limits' [min, max). */ -int random::ran_int() { return d_integer_dis(d_rng); } +int64_t random::ran_int() { return d_integer_dis(d_rng); } /* * Returns uniformly distributed numbers in [0,1) taken from boost.random using a Mersenne |