ta_lib_in_rust/indicators/cycle/
ht_sine.rs

1use polars::prelude::*;
2
3/// Placeholder for Hilbert Transform - SineWave
4///
5/// # Arguments
6///
7/// * `df` - DataFrame containing the price data
8/// * `column` - Column name to use for calculations (default "close")
9///
10/// # Returns
11///
12/// Returns a PolarsResult containing the tuple of (sine, leadsine) Series
13pub fn calculate_ht_sine(df: &DataFrame, column: &str) -> PolarsResult<(Series, Series)> {
14    let series = df.column(column)?.f64()?.clone();
15    let mut sine = Vec::with_capacity(series.len());
16    let mut leadsine = Vec::with_capacity(series.len());
17
18    // Just return NaN values for all points as placeholder
19    for _ in 0..series.len() {
20        sine.push(f64::NAN);
21        leadsine.push(f64::NAN);
22    }
23
24    Ok((
25        Series::new("sine".into(), sine),
26        Series::new("leadsine".into(), leadsine),
27    ))
28}