Dear Søren, if you are new to interfacing python/numpy with C/C++, you may want to check out:
http://scipy-lectures.github.com/advanced/interfacing_with_c/interfacing_with_c.html Disclaimer: I am the author of this chapter, so this response is a bit of a shameless plug :D Hope it helps none the less. V- * Søren <s...@syntonetic.com> [2013-03-21]: > Thanks Robert, for making that clear. > > I got a deprecated warning the second I added > #include <numpy/arrayobject.h> > and I got scared off too fast in my exploring phase. > > Cheers > Søren > > On 20/03/2013 17:03, Robert Kern wrote: > > On Wed, Mar 20, 2013 at 1:59 PM, Søren <s...@syntonetic.com> wrote: > >> Greetings > >> > >> I'm extending our existing C/C++ software with Python/Numpy in order to do > >> extra number crunching. > >> It already works like a charm calling python with the C API <Python.h>. > >> > >> But what is the proper way of passing double arrays returned from > >> Python/Numpy routines back to C? > >> > >> I came across PyArray but I can see in the compiler warnings, it is > >> deprecated and I don't wanna start from scratch on legacy facilities. > > What is this `PyArray` that you are referring to? There is nothing > > named just `PyArray` to my knowledge. Do you mean direct access to the > > `data` member of the PyArrayObject struct? Yes, that is deprecated. > > Use the PyArray_DATA() macro to get a `void*` pointer to the start of > > the data. > > > > http://docs.scipy.org/doc/numpy/reference/c-api.array.html#PyArray_DATA > > > > -- > > Robert Kern > > _______________________________________________ > > NumPy-Discussion mailing list > > NumPy-Discussion@scipy.org > > http://mail.scipy.org/mailman/listinfo/numpy-discussion > > _______________________________________________ > NumPy-Discussion mailing list > NumPy-Discussion@scipy.org > http://mail.scipy.org/mailman/listinfo/numpy-discussion _______________________________________________ NumPy-Discussion mailing list NumPy-Discussion@scipy.org http://mail.scipy.org/mailman/listinfo/numpy-discussion