[petsc-users] [petsc4py] vec.getCUSPArray for cusp vecs

[Ashwin Srinath]

The vec.getArray() functions returns a NumPy array. I think it'd be great
to see a vec.getGPUArray() that returns a PyCUDA GPUArray
<http://documen.tician.de/pycuda/array.html>. Thoughts?

Thanks!
Ashwin


On Tue, Jul 8, 2014 at 8:13 PM, Jed Brown <jed at jedbrown.org> wrote:

> r<#secure method=pgpmime mode=sign>
> Ashwin Srinath <ashwinsrnth at gmail.com> writes:
>
> > Hello, petsc-users,
> >
> > In PETSc, we have VecCUSPGetArray to access the underlying array from a
> Vec
> > of type 'cusp'. Does petsc4py offer something similar? If not, I'm
> > considering using petsc4py and pyCUDA together in some way, and I'd be
> > extremely grateful for any advice on doing that.
>
> It does not currently exist.  What type would you like to see returned?
> If we can find a sufficiently generic approach, it can be added.
>
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