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//! Show how to use an `FFT` object from multiple threads
use std::sync::Arc;
use std::thread;
use rustfft::num_complex::Complex32;
use rustfft::FftPlanner;
fn main() {
// Verify that the planner is sync + send
fn test_sync<T: Sync + Send>(val: T) -> T {
val
}
let mut planner = test_sync(FftPlanner::new());
let fft = planner.plan_fft_forward(100);
let threads: Vec<thread::JoinHandle<_>> = (0..2)
.map(|_| {
let fft_copy = Arc::clone(&fft);
thread::spawn(move || {
let mut buffer = vec![Complex32::new(0.0, 0.0); 100];
fft_copy.process(&mut buffer);
})
})
.collect();
for thread in threads {
thread.join().unwrap();
}
}
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