Function convert_arrayd_to_array2_f64

src/shared/mod.rs:313–333

(arrayd: &ArrayD<T>)

}

fn convert_arrayd_to_array2_f64<T: NumericOps>(arrayd: &ArrayD<T>) -> anyhow::Result<Array2<f64>> {
    let shape = arrayd.shape();

    match shape.len() {
        1 => Err(anyhow!("The ArrayD must have at least two dimensions!")),
        2 => Ok(arrayd
            .mapv(|x| NumCast::from(x).unwrap_or_else(f64::zero))
            .into_dimensionality::<Ix2>()?),
        _ => {
            let rows = shape[0];
            let cols = shape[1..].iter().product();
            let flat_data: Vec<f64> = arrayd
                .iter()
                .map(|&x| NumCast::from(x).unwrap_or_else(f64::zero))
                .collect();

            let data = Array2::from_shape_vec((rows, cols), flat_data)?;
            Ok(data)
        }
    }
}

fn convert_to_array_f64_csc<T: NumericOps>(
    csc: &CscMatrix<T>,