Cargo Features

fftw = { version = "0.8.0", default-features = false, features = ["system", "source", "intel-mkl"] }
default = source

The source feature is set by default whenever fftw is added without default-features = false somewhere in the dependency tree.


Enables system of fftw-sys

source default

Enables source of fftw-sys


Enables intel-mkl of fftw-sys

FFTW has 4 features without comments.