[Bioc-devel] XVector and potential for iteration

2013-11-15 Thread Michael Lawrence
Was just taking a deeper look at XVector and wondered whether the concept of an XVector being a single-range view of a Shared* object (essentially an R vector wrapped in an externalptr to avoid copying?) could be applied to iteration, where we could slide that range to represent each partition, for

Re: [Bioc-devel] [BioC] GTF file error when using easyRNAseq

2013-11-15 Thread Martin Morgan
On 11/15/2013 10:22 AM, Michael Lawrence wrote: Doesn't look like genomeIntervals has any C code (?), so a performance comparison would be interesting. rtracklayer jumps through all sorts of hoops to handle obscure things like URL encoding in GFF3. The code in genomeIntervals seems more streamlin

Re: [Bioc-devel] [BioC] GTF file error when using easyRNAseq

2013-11-15 Thread Michael Lawrence
Doesn't look like genomeIntervals has any C code (?), so a performance comparison would be interesting. rtracklayer jumps through all sorts of hoops to handle obscure things like URL encoding in GFF3. The code in genomeIntervals seems more streamlined. On Fri, Nov 15, 2013 at 10:14 AM, Nicola

Re: [Bioc-devel] [BioC] GTF file error when using easyRNAseq

2013-11-15 Thread Nicolas Delhomme
Took that thread to the devel list, just feels more appropriate with regards to the content. I already have that on my TODO list :-). This is not up-to-date, i.e. I haven’t done the comparison in ~2 years, but last time I did, genomeIntervals attribute parsing was faster than rtracklayer equiva