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rng : preview

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This commit is contained in:
Olivier Parcollet 2014-04-02 20:36:54 +02:00
parent 22ef7ac015
commit edca014785
2 changed files with 10 additions and 1 deletions
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6
triqs/mc_tools/generator.hpp
View File

@ -33,6 +33,12 @@ namespace boost{
buf->fill();
return *cur++;
}
inline R const preview() {
if (cur == end)
buf->fill();
return *cur;
}
generator(generator<R> const & rhs)
:
buf(new buffer (*rhs.buf))

3
triqs/mc_tools/random_generator.hpp
View File

@ -59,6 +59,9 @@ namespace mc_tools {
INTEGER_OVERLOAD(size_t)
#undef INTEGER_OVERLOAD
/// Returns a double in [0,1[ with flat distribution
double preview() { return gen->preview();}
/// Returns a double in [0,1[ with flat distribution
double operator()() { return ((*gen)());}