Le 17/08/10 13:36, Dirk Eddelbuettel a écrit :
On 17 August 2010 at 12:26, Romain Francois wrote:
| Hello,
|
| After the last thread, I looked again at armadillo and came up with a
| way to make it aware of Rcpp sugar, so that we can create an armadillo
| matrix from an Rcpp sugar expression, without having to assign the
| expression into an Rcpp vector.
|
| For example :
|
| NumericVector xx(x) ;
| arma::mat m = forward( xx + xx ) ;
|
| But also for complex expressions : (expressions that make complex
| vectors ) :
|
| ComplexVector xx(x) ;
| arma::cx_mat m = forward( exp( xx ) ) ;
Very nice!
| It needs the svn version of both Rcpp and RcppArmadillo to work.
| It does not deal with dimensions at the moment, it just makes a arma
| matrix with one column, I'll deal with that later.
|
|
| The name forward might not be the right verb here, I was also thinking
| about "melt" so that we melt sugar into caramel, but I'd like to hear
| what others do with sugar.
How about "salt" ?
It's shorter too and not as unhealthy and yucky as caramel.
Dirk
Hmmm. What about salty caramel ?
--
Romain Francois
Professional R Enthusiast
+33(0) 6 28 91 30 30
http://romainfrancois.blog.free.fr
|- http://bit.ly/bzoWrs : Rcpp svn revision 2000
|- http://bit.ly/b8VNE2 : Rcpp at LondonR, oct 5th
`- http://bit.ly/aAyra4 : highlight 0.2-2
_______________________________________________
Rcpp-devel mailing list
[email protected]
https://lists.r-forge.r-project.org/cgi-bin/mailman/listinfo/rcpp-devel
