On 27/06/2013 11:38 PM, David Winsemius wrote:
On Jun 27, 2013, at 8:04 PM, Kaptue Tchuente, Armel wrote:> Hi there, > > I would like to know how to change the line "img=as.single(rnorm(m)))" such that instead of being a vector of length m as it is now, img is an array of dimension c=(n,m,o) for instance > > --------------------------------- > read_ts<-function(n,m,o,img) { > out<-.Fortran("read_ts", > as.integer(n), > as.integer(m), > as.integer(o), > img=as.single(rnorm(n))) > return(out$img) > ------------------------------------------ > Well, assuming that the 'out$img' object has a R-length of n*m*o , wouldn't if be simpler to just change the return call to:
In fact, out$img has a length of n, same as on input. .Fortran won't change the length of its arguments.
Duncan Murdoch
return( array( out$img, dim=c(n,m,o) ) I don't think you wnat start naming your dimension vectors "c".
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