[Rcpp-devel] Sample function(s) for inclusion in RcppArmadillo

Christian Gunning xian at unm.edu
Thu Nov 15 12:00:53 CET 2012

> |     Also, you may need to add RNGScope() if you use R's RNG.
> |
> |
> |
> | Yes, I should have mentioned that in my post.  Calling RNGScope() is
> left to
> | the user, since multiple calls to sample() can conceivably happen inside
> a
> | single RNGScope().
> With that, maybe best to be included as another example in RcppArmadillo ?

Why?  The proposed behavior is the same as sugar's rnorm, etc.: a utility
function that uses R's RNG -- it's the
user's responsibility to properly scope the RNG.

When time permits, I'll add Romain's comments on sugarizing sample (which I
*think* I understand), along with some testing code.

A man, a plan, a cat, a ham, a yak, a yam, a hat, a canal – Panama!
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