Trait basic_dsp_vector::ReorganizeDataOps
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pub trait ReorganizeDataOps<T> where T: RealNumber { fn reverse(&mut self); fn swap_halves(&mut self); }
This trait allows to reorganize the data by changing positions of the individual elements.
Required Methods
fn reverse(&mut self)
Reverses the data inside the vector.
Example
use basic_dsp_vector::*; let mut vector = vec!(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0).to_real_time_vec(); vector.reverse(); assert_eq!([8.0, 7.0, 6.0, 5.0, 4.0, 3.0, 2.0, 1.0], vector[..]);
fn swap_halves(&mut self)
This function swaps both halves of the vector. This operation is also called FFT shift
Use it after a plain_fft
to get a spectrum which is centered at 0 Hz
.
swap_halvesb
requires a buffer but performs faster.
Example
use basic_dsp_vector::*; let mut vector = vec!(1.0, 2.0, 3.0, 4.0, 5.0, 6.0, 7.0, 8.0).to_real_time_vec(); vector.swap_halves(); assert_eq!([5.0, 6.0, 7.0, 8.0, 1.0, 2.0, 3.0, 4.0], vector[..]);
Implementors
impl<S, T, N, D> ReorganizeDataOps<T> for DspVec<S, T, N, D> where S: ToSliceMut<T> + Owner, T: RealNumber, N: NumberSpace, D: Domain