Re: [Rcpp-devel] Rcpp and CUDA

2012-02-02 Thread Dirk Eddelbuettel
On 2 February 2012 at 13:57, Steve Lianoglou wrote: | For what it's worth: | | On Thu, Feb 2, 2012 at 1:52 PM, Dirk Eddelbuettel wrote: | | > We all really need a venue to discuss this and to 'make some hay'. Maybe over | > on r-sig-hpc? | > | > A weekend workshop would also be a good idea.  A

Re: [Rcpp-devel] Rcpp and CUDA

2012-02-02 Thread Steve Lianoglou
For what it's worth: On Thu, Feb 2, 2012 at 1:52 PM, Dirk Eddelbuettel wrote: > We all really need a venue to discuss this and to 'make some hay'. Maybe over > on r-sig-hpc? > > A weekend workshop would also be a good idea.  Anyone?  Buehler? I think Buehler is supposed to make a cameo at the s

Re: [Rcpp-devel] Rcpp and CUDA

2012-02-02 Thread Dirk Eddelbuettel
On 2 February 2012 at 19:45, Willem Ligtenberg wrote: | Hi, | | You might want to have a look at ROpenCL which I am developing. | http://repos.openanalytics.eu/html/ROpenCL.html | I gave a presentation about it on UseR2011. (I still need to find time | to make it CRAN worthy though) Right. We a

Re: [Rcpp-devel] Rcpp and CUDA

2012-02-02 Thread Willem Ligtenberg
Hi, You might want to have a look at ROpenCL which I am developing. http://repos.openanalytics.eu/html/ROpenCL.html I gave a presentation about it on UseR2011. (I still need to find time to make it CRAN worthy though) It already allows you to create objects in R and move them to OpenCL run a kerne

Re: [Rcpp-devel] Seg faults using Rcpp and OpenMP

2012-02-02 Thread Chris DuBois
Yes, that would explain it. Thanks! Chris On Thu, Feb 2, 2012 at 8:05 AM, Dirk Eddelbuettel wrote: > > On 1 February 2012 at 15:16, Chris DuBois wrote: > | Hi all, > | > | I am having trouble with seg faults using OpenMP with Rcpp objects. I > have a > | nested for loop where I can only paral

[Rcpp-devel] Yet anothe inadvertent fortune (Re: Rcpp and CUDA)

2012-02-02 Thread Dirk Eddelbuettel
On 2 February 2012 at 11:44, Douglas Bates wrote: | On Thu, Feb 2, 2012 at 10:03 AM, Dirk Eddelbuettel wrote: | > | > Hi Chris, | > | > R-Forge mailing lists were still down but I got Stefan to fix that. | > | > On 1 February 2012 at 07:15, Chris DuBois wrote: | > | Hi all, | > | | > | Does anybo

Re: [Rcpp-devel] Rcpp and CUDA

2012-02-02 Thread Douglas Bates
On Thu, Feb 2, 2012 at 10:03 AM, Dirk Eddelbuettel wrote: > > Hi Chris, > > R-Forge mailing lists were still down but I got Stefan to fix that. > > On 1 February 2012 at 07:15, Chris DuBois wrote: > | Hi all, > | > | Does anybody know where I might find an example of using CUDA with Rcpp? > > Mark

[Rcpp-devel] ZeroMQ (Was: Rcpp and CUDA)

2012-02-02 Thread Dirk Eddelbuettel
On 2 February 2012 at 07:45, Peter Aberline wrote: | My first posting to the group! Cool :) | >>Does anybody know where I might find an example of using CUDA with Rcpp? | | >>I've looked around the internet a bit (and on this list), but have yet to | find too much. I saw some discussion on

Re: [Rcpp-devel] Rcpp and CUDA

2012-02-02 Thread Peter Aberline
Hi, My first posting to the group! >>Does anybody know where I might find an example of using CUDA with Rcpp? >>I've looked around the internet a bit (and on this list), but have yet to >>find too much. I saw some discussion on optimizing a 2d convolution, but >>only references to the possibil

Re: [Rcpp-devel] Seg faults using Rcpp and OpenMP

2012-02-02 Thread Dirk Eddelbuettel
On 1 February 2012 at 15:16, Chris DuBois wrote: | Hi all, | | I am having trouble with seg faults using OpenMP with Rcpp objects.  I have a | nested for loop where I can only parallelize the inner for loop.  Inside I | call a function that has an Rcpp::NumericVector as an argument, and this seem

Re: [Rcpp-devel] Rcpp and CUDA

2012-02-02 Thread Dirk Eddelbuettel
Hi Chris, R-Forge mailing lists were still down but I got Stefan to fix that. On 1 February 2012 at 07:15, Chris DuBois wrote: | Hi all, | | Does anybody know where I might find an example of using CUDA with Rcpp?   Mark (CC'ed) has a forthcoming CRAN package that you should be able to use as

Re: [Rcpp-devel] Rcpp and CUDA

2012-02-02 Thread Andrew Redd
Unless things have changed CUDA and R cpp don't always play nicely together. I have an example, that I wrote up I'll try and dig it up to send to you. The idea is that you must separate the CUDA code and Rcpp code and compile separately and then link together. There are some header conflicts in

[Rcpp-devel] Rcpp and CUDA

2012-02-02 Thread Chris DuBois
Hi all, Does anybody know where I might find an example of using CUDA with Rcpp? I've looked around the internet a bit (and on this list), but have yet to find too much. I saw some discussion on optimizing a 2d convolution, but only references to the possibility of using CUDA. I've also been us

Re: [Rcpp-devel] error Rcpp::binding_not_found and stack overflow

2012-02-02 Thread Dirk Eddelbuettel
On 31 January 2012 at 10:06, Falk Schramm wrote: | Hello, | | I'm actually just trying to start RInside. Good starting point so far :) | My Problem: | The creation of the embedded R instance is not in the main method. | And the C++ is started by Java with a so called JNI Wrapper. | C

[Rcpp-devel] Seg faults using Rcpp and OpenMP

2012-02-02 Thread Chris DuBois
Hi all, I am having trouble with seg faults using OpenMP with Rcpp objects. I have a nested for loop where I can only parallelize the inner for loop. Inside I call a function that has an Rcpp::NumericVector as an argument, and this seems to contribute to the issue. The number of outer loops als