Created
September 14, 2012 05:31
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boost random distribution usage sample
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#include <iostream> | |
#include <boost/function.hpp> | |
#include <boost/bind.hpp> | |
#include <boost/random/mersenne_twister.hpp> | |
#include <boost/random/uniform_real_distribution.hpp> | |
#include <boost/random/normal_distribution.hpp> | |
int main(int argc, char* argv[]) | |
{ | |
size_t seed = 1234567890; | |
boost::random::mt19937 engine(seed); | |
boost::function<double()> randu = | |
boost::bind(boost::random::uniform_real_distribution<>(0, 1), engine); | |
std::cout << "sampling 100 from uniform distribution" << std::endl; | |
for (size_t i = 0; i < 100; ++i) { | |
std::cout << randu() << std::endl; | |
} | |
boost::function<double()> randn = | |
boost::bind(boost::random::normal_distribution<>(0, 1), engine); | |
std::cout << "sampling 100 from normal distribution" << std::endl; | |
for (size_t i = 0; i < 100; ++i) { | |
std::cout << randn() << std::endl; | |
} | |
} |
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