Function ndrustfft::ndfft_r2c [−][src]
pub fn ndfft_r2c<R, S, T, D>(
input: &mut ArrayBase<R, D>,
output: &mut ArrayBase<S, D>,
handler: &mut FftHandler<T>,
axis: usize
) where
T: FftNum,
R: Data<Elem = T>,
S: Data<Elem = Complex<T>> + DataMut,
D: Dimension,
Expand description
Real-to-complex Fourier Transform (serial).
Example
use ndarray::Array2; use ndrustfft::{ndfft_r2c, Complex, FftHandler}; let (nx, ny) = (6, 4); let mut data = Array2::<f64>::zeros((nx, ny)); let mut vhat = Array2::<Complex<f64>>::zeros((nx / 2 + 1, ny)); for (i, v) in data.iter_mut().enumerate() { *v = i as f64; } let mut handler: FftHandler<f64> = FftHandler::new(nx); ndfft_r2c(&mut data, &mut vhat, &mut handler, 0);