def cufftGetSize3d(plan, nx, ny, nz, fft_type):
    worksize = _types.worksize()
    status = _libcufft.cufftGetSize3d(plan, nx, ny, nz, fft_type,
                                      ctypes.byref(worksize))
    cufftCheckStatus(status)
    return worksize.value
Return more accurate estimate of work area size required for 3D FFT,
dataset/ETHPy150Open lebedov/scikit-cuda/skcuda/cufft.py/cufftGetSize3d