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use std::fmt::Debug;
use std::ops::{Deref, DerefMut};
use cgmath::prelude::*;
use collision::{Aabb, Primitive};
use specs::{Component, Entity, VecStorage};
use collide::{CollisionShape, ContactEvent};
use collide::util::ContainerShapeWrapper;
use Real;
pub trait GetEntity {
fn entity(&self) -> Entity;
}
impl<P, T> Component for CollisionShape<P, T>
where
T: Send + Sync + 'static,
P: Primitive + Send + Sync + 'static,
P::Aabb: Send + Sync + 'static,
{
type Storage = VecStorage<CollisionShape<P, T>>;
}
#[derive(Debug)]
pub struct Contacts<P>
where
P: EuclideanSpace,
P::Diff: Debug,
{
contacts: Vec<ContactEvent<Entity, P>>,
}
impl<P> Default for Contacts<P>
where
P: EuclideanSpace,
P::Diff: Debug,
{
fn default() -> Self {
Self {
contacts: Vec::default(),
}
}
}
impl<P> Deref for Contacts<P>
where
P: EuclideanSpace,
P::Diff: Debug,
{
type Target = Vec<ContactEvent<Entity, P>>;
fn deref(&self) -> &Self::Target {
&self.contacts
}
}
impl<P> DerefMut for Contacts<P>
where
P: EuclideanSpace,
P::Diff: Debug,
{
fn deref_mut(&mut self) -> &mut Self::Target {
&mut self.contacts
}
}
impl<'a, P, T> From<(Entity, &'a CollisionShape<P, T>)> for ContainerShapeWrapper<Entity, P>
where
P: Primitive,
P::Aabb: Aabb<Scalar = Real>,
<P::Point as EuclideanSpace>::Diff: Debug,
T: Transform<P::Point>,
{
fn from((entity, ref shape): (Entity, &CollisionShape<P, T>)) -> Self {
Self::new(entity, shape.bound())
}
}
impl<P> GetEntity for ContainerShapeWrapper<Entity, P>
where
P: Primitive,
P::Aabb: Aabb<Scalar = Real>,
<P::Point as EuclideanSpace>::Diff: Debug,
{
fn entity(&self) -> Entity {
self.id
}
}