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bernoulli_rng.hpp
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1 #ifndef STAN_MATH_PRIM_SCAL_PROB_BERNOULLI_RNG_HPP
2 #define STAN_MATH_PRIM_SCAL_PROB_BERNOULLI_RNG_HPP
3 
4 #include <boost/random/bernoulli_distribution.hpp>
5 #include <boost/random/variate_generator.hpp>
16 
17 namespace stan {
18 
19  namespace math {
20 
21  template <class RNG>
22  inline int
23  bernoulli_rng(const double theta,
24  RNG& rng) {
25  using boost::variate_generator;
26  using boost::bernoulli_distribution;
27 
28  static const char* function("stan::math::bernoulli_rng");
29 
32 
33  check_finite(function, "Probability parameter", theta);
34  check_bounded(function, "Probability parameter", theta, 0, 1);
35 
36  variate_generator<RNG&, bernoulli_distribution<> >
37  bernoulli_rng(rng, bernoulli_distribution<>(theta));
38  return bernoulli_rng();
39  }
40  }
41 }
42 #endif
bool check_bounded(const char *function, const char *name, const T_y &y, const T_low &low, const T_high &high)
Return true if the value is between the low and high values, inclusively.
int bernoulli_rng(const double theta, RNG &rng)
bool check_finite(const char *function, const char *name, const T_y &y)
Return true if y is finite.

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