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use na::Real;
use procedural::Polyline;

/// Trait implemented by shapes that can be approximated by a triangle mesh.
pub trait ToPolyline<N: Real> {
    type DiscretizationParameter;

    /// Builds a triangle mesh from this shape.
    ///
    /// # Arguments:
    /// * `i` - the discretization parameters.
    fn to_polyline(&self, i: Self::DiscretizationParameter) -> Polyline<N>;
}