Trait ncollide_geometry::partitioning::BVTCostFn

pub trait BVTCostFn<N, B, BV> {
type UserData;
    fn compute_bv_cost(&mut self, _: &BV) -> Option<N>;
    fn compute_b_cost(&mut self, _: &B) -> Option<(N, Self::UserData)>;
}

Trait implemented by cost functions used by the best-first search on a BVT.

Associated Types

type UserData

User-defined data attached to each BVT leaf.

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Required methods

fn compute_bv_cost(&mut self, _: &BV) -> Option<N>

Computes the cost of a bounding volume.

fn compute_b_cost(&mut self, _: &B) -> Option<(N, Self::UserData)>

Computes the cost of an object, and the result to be returned if it is the best one.

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Implementors

impl<'a, P, B, BV> BVTCostFn<<P as EuclideanSpace>::Real, B, BV> for RayIntersectionCostFn<'a, P> where
    P: Point,
    B: RayCast<P, Id>,
    BV: RayCast<P, Id>, 

type UserData = RayIntersection<P::Vector>

fn compute_bv_cost(&mut self, bv: &BV) -> Option<P::Real>

fn compute_b_cost(
    &mut self,
    b: &B
) -> Option<(P::Real, RayIntersection<P::Vector>)>

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