Hi Matteo,
I do not know what you really want to do, but if you want to replicate results,
you could do the following in Rcpp before running the RNG:
Rcpp::Environment baseEnv("package:base");
Rcpp::Function setSeed = baseEnv["set.seed"];
setSeed(0); //any other number would do it here
Best
Simon
On Jun 7, 2013, at 4:22 PM, Matteo Fasiolo <matteo.fasi...@gmail.com> wrote:
> Dear Rcpp experts,
>
> I would like to be able to store the R random seed from a Rcpp
> function and then reset it. In other words I would like to replicate
> the following code in Rcpp:
>
> savedSeed <- .Random.seed
> x <- Rfunction(parameters1);
>
> .Random.seed <- savedSeed
> x1 <- Rfunction(parameters2);
>
> where Rfunction simulates some random numbers and uses them
> but with different parameter values.
> Is it possible to do something similar in Rcpp?
> Probably using GetRNGstate() and PutRNGstate()?
>
> Thanks,
>
> Matteo
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