gen-rs 0.2.3

a experimental library for probabilistic programming in Rust.
Documentation 
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use rand::rngs::ThreadRng;
use super::{Distribution,u01};


/// Bernoulli distribution type
pub struct Bernoulli { }

/// Instantiation of the Bernoulli distribution
pub const bernoulli: Bernoulli = Bernoulli { };

impl Distribution<bool,f64> for Bernoulli {
    fn logpdf(&self, a: &bool, p: f64) -> f64 {
        (if *a { p } else { 1. - p }).ln()
    }

    fn random(&self, rng: &mut ThreadRng, p: f64) -> bool {
        p > u01(rng)
    }
}