Function find_max_value

src/utils.rs:72–95

Returns the maximum value in a [DataTable].

(stream: &DataStream<'a, M, D>)

/// Returns the maximum value in a [DataTable].
pub fn find_max_value<'a, M, D>(stream: &DataStream<'a, M, D>) -> D
where
    M: fmt::Display,
    D: fmt::Display + Copy + Into<f64> + Ord + Default,
{
    let mut result: Option<D> = None;
    for channel in stream.meta.iter() {
        let channel_index = channel.tag as u64;
        for frame in stream.frames.iter() {
            if let Some(value) = frame.data.get(channel_index) {
                match result {
                    Some(max_value) => {
                        if *value > max_value {
                            result = Some(*value);
                        }
                    }
                    None => result = Some(*value),
                }
            }
        }
    }

    result.unwrap_or_default()
}

/// Returns the minimum value in a [DataTable].
pub fn find_min_value<'a, M, D>(stream: &DataStream<'a, M, D>) -> D