Hi Nithin, On Mon, 28 Feb 2011 21:40:41 +0530, nithin s <nithin19...@gmail.com> wrote: > A related aspect is passing kernel arguments. How do you pass a > simple float3 vector by value to a kernel?. > > As of now there are 2 options. split the vector into scalar types > and grow the kernel argset and reasseble in the kernel. Or one could > pass it as a tiny gpuarray ( or numpy array wrapped with In/Out). > > The second would require some tiny mem allocs (which might not so > bad a thing). > > Is there a way to wrap it as neatly as np.int32(x) and toss it at > pycuda/driver.py:function_param_set ?
This turned out to be a bit thornier than I had thought, but it should be easy now. See here: http://documen.tician.de/pycuda/array.html#vector-types http://git.tiker.net/pycuda.git/blob/9a22d393296f1:/test/test_driver.py#l88 Andreas
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