Struct bevy::math::bounding::RayCast2d

pub struct RayCast2d {
    pub ray: Ray2d,
    pub max: f32,
    /* private fields */
}
Expand description

A raycast intersection test for 2D bounding volumes

Fields§

§ray: Ray2d

The ray for the test

§max: f32

The maximum distance for the ray

Implementations§

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impl RayCast2d

pub fn new(origin: Vec2, direction: Dir2, max: f32) -> RayCast2d

Construct a RayCast2d from an origin, Dir2, and max distance.

pub fn from_ray(ray: Ray2d, max: f32) -> RayCast2d

Construct a RayCast2d from a Ray2d and max distance.

Examples found in repository?
examples/2d/bounding_2d.rs (line 302)
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fn get_and_draw_ray(gizmos: &mut Gizmos, time: &Time) -> RayCast2d {
    let ray = Vec2::new(time.elapsed_seconds().cos(), time.elapsed_seconds().sin());
    let dist = 150. + (0.5 * time.elapsed_seconds()).sin().abs() * 500.;

    let aabb_ray = Ray2d {
        origin: ray * 250.,
        direction: Dir2::new_unchecked(-ray),
    };
    let ray_cast = RayCast2d::from_ray(aabb_ray, dist - 20.);

    draw_ray(gizmos, &ray_cast);
    ray_cast
}

pub fn direction_recip(&self) -> Vec2

Get the cached multiplicative inverse of the direction of the ray.

pub fn aabb_intersection_at(&self, aabb: &Aabb2d) -> Option<f32>

Get the distance of an intersection with an Aabb2d, if any.

Examples found in repository?
examples/2d/bounding_2d.rs (line 317)
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fn ray_cast_system(
    mut gizmos: Gizmos,
    time: Res<Time>,
    mut volumes: Query<(&CurrentVolume, &mut Intersects)>,
) {
    let ray_cast = get_and_draw_ray(&mut gizmos, &time);

    for (volume, mut intersects) in volumes.iter_mut() {
        let toi = match volume {
            CurrentVolume::Aabb(a) => ray_cast.aabb_intersection_at(a),
            CurrentVolume::Circle(c) => ray_cast.circle_intersection_at(c),
        };
        **intersects = toi.is_some();
        if let Some(toi) = toi {
            draw_filled_circle(
                &mut gizmos,
                ray_cast.ray.origin + *ray_cast.ray.direction * toi,
                LIME,
            );
        }
    }
}

pub fn circle_intersection_at(&self, circle: &BoundingCircle) -> Option<f32>

Get the distance of an intersection with a BoundingCircle, if any.

Examples found in repository?
examples/2d/bounding_2d.rs (line 318)
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fn ray_cast_system(
    mut gizmos: Gizmos,
    time: Res<Time>,
    mut volumes: Query<(&CurrentVolume, &mut Intersects)>,
) {
    let ray_cast = get_and_draw_ray(&mut gizmos, &time);

    for (volume, mut intersects) in volumes.iter_mut() {
        let toi = match volume {
            CurrentVolume::Aabb(a) => ray_cast.aabb_intersection_at(a),
            CurrentVolume::Circle(c) => ray_cast.circle_intersection_at(c),
        };
        **intersects = toi.is_some();
        if let Some(toi) = toi {
            draw_filled_circle(
                &mut gizmos,
                ray_cast.ray.origin + *ray_cast.ray.direction * toi,
                LIME,
            );
        }
    }
}

Trait Implementations§

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impl Clone for RayCast2d

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fn clone(&self) -> RayCast2d

Returns a copy of the value. Read more
1.0.0 · source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for RayCast2d

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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter. Read more
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impl FromReflect for RayCast2d
where RayCast2d: Any + Send + Sync, Ray2d: FromReflect + TypePath + RegisterForReflection, f32: FromReflect + TypePath + RegisterForReflection, Vec2: FromReflect + TypePath + RegisterForReflection,

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fn from_reflect(reflect: &(dyn Reflect + 'static)) -> Option<RayCast2d>

Constructs a concrete instance of Self from a reflected value.
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fn take_from_reflect( reflect: Box<dyn Reflect>, ) -> Result<Self, Box<dyn Reflect>>

Attempts to downcast the given value to Self using, constructing the value using from_reflect if that fails. Read more
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impl GetTypeRegistration for RayCast2d
where RayCast2d: Any + Send + Sync, Ray2d: FromReflect + TypePath + RegisterForReflection, f32: FromReflect + TypePath + RegisterForReflection, Vec2: FromReflect + TypePath + RegisterForReflection,

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fn get_type_registration() -> TypeRegistration

Returns the default TypeRegistration for this type.
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fn register_type_dependencies(registry: &mut TypeRegistry)

Registers other types needed by this type. Read more
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impl IntersectsVolume<Aabb2d> for RayCast2d

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fn intersects(&self, volume: &Aabb2d) -> bool

Check if a volume intersects with this intersection test
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impl IntersectsVolume<BoundingCircle> for RayCast2d

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fn intersects(&self, volume: &BoundingCircle) -> bool

Check if a volume intersects with this intersection test
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impl Reflect for RayCast2d
where RayCast2d: Any + Send + Sync, Ray2d: FromReflect + TypePath + RegisterForReflection, f32: FromReflect + TypePath + RegisterForReflection, Vec2: FromReflect + TypePath + RegisterForReflection,

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fn get_represented_type_info(&self) -> Option<&'static TypeInfo>

Returns the TypeInfo of the type represented by this value. Read more
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fn into_any(self: Box<RayCast2d>) -> Box<dyn Any>

Returns the value as a Box<dyn Any>.
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fn as_any(&self) -> &(dyn Any + 'static)

Returns the value as a &dyn Any.
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fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

Returns the value as a &mut dyn Any.
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fn into_reflect(self: Box<RayCast2d>) -> Box<dyn Reflect>

Casts this type to a boxed reflected value.
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fn as_reflect(&self) -> &(dyn Reflect + 'static)

Casts this type to a reflected value.
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fn as_reflect_mut(&mut self) -> &mut (dyn Reflect + 'static)

Casts this type to a mutable reflected value.
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fn clone_value(&self) -> Box<dyn Reflect>

Clones the value as a Reflect trait object. Read more
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fn set(&mut self, value: Box<dyn Reflect>) -> Result<(), Box<dyn Reflect>>

Performs a type-checked assignment of a reflected value to this value. Read more
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fn try_apply( &mut self, value: &(dyn Reflect + 'static), ) -> Result<(), ApplyError>

Tries to apply a reflected value to this value. Read more
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fn reflect_kind(&self) -> ReflectKind

Returns a zero-sized enumeration of “kinds” of type. Read more
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fn reflect_ref(&self) -> ReflectRef<'_>

Returns an immutable enumeration of “kinds” of type. Read more
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fn reflect_mut(&mut self) -> ReflectMut<'_>

Returns a mutable enumeration of “kinds” of type. Read more
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fn reflect_owned(self: Box<RayCast2d>) -> ReflectOwned

Returns an owned enumeration of “kinds” of type. Read more
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fn reflect_partial_eq(&self, value: &(dyn Reflect + 'static)) -> Option<bool>

Returns a “partial equality” comparison result. Read more
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fn debug(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Debug formatter for the value. Read more
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fn apply(&mut self, value: &(dyn Reflect + 'static))

Applies a reflected value to this value. Read more
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fn reflect_hash(&self) -> Option<u64>

Returns a hash of the value (which includes the type). Read more
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fn serializable(&self) -> Option<Serializable<'_>>

Returns a serializable version of the value. Read more
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fn is_dynamic(&self) -> bool

Indicates whether or not this type is a dynamic type. Read more
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impl Struct for RayCast2d
where RayCast2d: Any + Send + Sync, Ray2d: FromReflect + TypePath + RegisterForReflection, f32: FromReflect + TypePath + RegisterForReflection, Vec2: FromReflect + TypePath + RegisterForReflection,

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fn field(&self, name: &str) -> Option<&(dyn Reflect + 'static)>

Returns a reference to the value of the field named name as a &dyn Reflect.
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fn field_mut(&mut self, name: &str) -> Option<&mut (dyn Reflect + 'static)>

Returns a mutable reference to the value of the field named name as a &mut dyn Reflect.
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fn field_at(&self, index: usize) -> Option<&(dyn Reflect + 'static)>

Returns a reference to the value of the field with index index as a &dyn Reflect.
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fn field_at_mut(&mut self, index: usize) -> Option<&mut (dyn Reflect + 'static)>

Returns a mutable reference to the value of the field with index index as a &mut dyn Reflect.
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fn name_at(&self, index: usize) -> Option<&str>

Returns the name of the field with index index.
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fn field_len(&self) -> usize

Returns the number of fields in the struct.
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fn iter_fields(&self) -> FieldIter<'_>

Returns an iterator over the values of the reflectable fields for this struct.
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fn clone_dynamic(&self) -> DynamicStruct

Clones the struct into a DynamicStruct.
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impl TypePath for RayCast2d
where RayCast2d: Any + Send + Sync,

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fn type_path() -> &'static str

Returns the fully qualified path of the underlying type. Read more
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fn short_type_path() -> &'static str

Returns a short, pretty-print enabled path to the type. Read more
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fn type_ident() -> Option<&'static str>

Returns the name of the type, or None if it is anonymous. Read more
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fn crate_name() -> Option<&'static str>

Returns the name of the crate the type is in, or None if it is anonymous. Read more
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fn module_path() -> Option<&'static str>

Returns the path to the module the type is in, or None if it is anonymous. Read more
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impl Typed for RayCast2d
where RayCast2d: Any + Send + Sync, Ray2d: FromReflect + TypePath + RegisterForReflection, f32: FromReflect + TypePath + RegisterForReflection, Vec2: FromReflect + TypePath + RegisterForReflection,

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fn type_info() -> &'static TypeInfo

Returns the compile-time info for the underlying type.

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Gets the TypeId of self. Read more
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where U: ShaderType, &'a T: for<'a> Into<U>,

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fn as_bind_group_shader_type(&self, _images: &RenderAssets<GpuImage>) -> U

Return the T ShaderType for self. When used in AsBindGroup derives, it is safe to assume that all images in self exist.
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Immutably borrows from an owned value. Read more
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fn downcast(&self) -> &T

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impl<T> Downcast for T
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