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amirgholami / accfft

A Massively Parallel FFT Library for CPU/GPU
http://accfft.org
GNU General Public License v2.0
54 stars 18 forks source link

2D comm only? #21

Closed khadjiyiannakou closed 5 years ago

khadjiyiannakou commented 5 years ago

I want to use AccFFT but I noticed that only 2D comm is supported, right? My code has the data in a 3D cartesian grid, does this mean that I cannot use AccFFt since I partition also the third dimension?

amirgholami commented 5 years ago

Yes, AccFFT supports slab (1d) and pencil decompositions (2d)