[Rd] Passing a large array to .Call by reference

[Dirk Eddelbuettel]

On 14 January 2014 at 02:02, Boris Aronshtam wrote:
| I need to pass a large array to my C function. I am using .Call(). I can clearly see according to the memory consumption (reported by gc()) that the array is duplicated. Is there a way to avoid this duplication and pass the array by reference?

Staring at gc() is at approximate at best. 

R has memory profiling, see Writing R Extensions for how to use it.

There is no code in your post, so not much else I can comment on.

Dirk

-- 
Dirk Eddelbuettel | edd at debian.org | http://dirk.eddelbuettel.com