Trait cgmath::MetricSpace
source · pub trait MetricSpace: Sized {
type Metric: BaseFloat;
// Required method
fn distance2(self, other: Self) -> Self::Metric;
// Provided method
fn distance(self, other: Self) -> Self::Metric { ... }
}
Expand description
A type with a distance function between values.
Examples are vectors, points, and quaternions.