Use AMReX FFT for IGF Solver #5457
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This replaces the implementation using HeFFTe. A new runtime parameter ablastr.do_serial_fft is added. The default is false. If it's true, we use only one process to do FFT.
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@RemiLehe I didn't notice your checksum commit and I force-pushed to fix clang-tidy warnings. Sorry. Can you redo it? |
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Sounds good, done. |
aeriforme
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This replaces the implementation using HeFFTe. A new runtime parameter ablastr.nprocs_igf_fft is added. This parameter controls the the number of processes used by parallel FFT in the IGF solver. By default, all processes will be used.