Struct bevy::math::primitives::Segment2d

pub struct Segment2d {
    pub direction: Dir2,
    pub half_length: f32,
}
Expand description

A segment of a line along a direction in 2D space.

Fields§

§direction: Dir2

The direction of the line segment

§half_length: f32

Half the length of the line segment. The segment extends by this amount in both the given direction and its opposite direction

Implementations§

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impl Segment2d

pub fn new(direction: Dir2, length: f32) -> Segment2d

Create a new Segment2d from a direction and full length of the segment

Examples found in repository?
examples/2d/bounding_2d.rs (line 241)
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fn setup(mut commands: Commands) {
    commands.spawn(Camera2dBundle::default());
    commands.spawn((
        SpatialBundle {
            transform: Transform::from_xyz(-OFFSET_X, OFFSET_Y, 0.),
            ..default()
        },
        Shape::Circle(Circle::new(45.)),
        DesiredVolume::Aabb,
        Intersects::default(),
    ));

    commands.spawn((
        SpatialBundle {
            transform: Transform::from_xyz(0., OFFSET_Y, 0.),
            ..default()
        },
        Shape::Rectangle(Rectangle::new(80., 80.)),
        Spin,
        DesiredVolume::Circle,
        Intersects::default(),
    ));

    commands.spawn((
        SpatialBundle {
            transform: Transform::from_xyz(OFFSET_X, OFFSET_Y, 0.),
            ..default()
        },
        Shape::Triangle(Triangle2d::new(
            Vec2::new(-40., -40.),
            Vec2::new(-20., 40.),
            Vec2::new(40., 50.),
        )),
        Spin,
        DesiredVolume::Aabb,
        Intersects::default(),
    ));

    commands.spawn((
        SpatialBundle {
            transform: Transform::from_xyz(-OFFSET_X, -OFFSET_Y, 0.),
            ..default()
        },
        Shape::Line(Segment2d::new(Dir2::from_xy(1., 0.3).unwrap(), 90.)),
        Spin,
        DesiredVolume::Circle,
        Intersects::default(),
    ));

    commands.spawn((
        SpatialBundle {
            transform: Transform::from_xyz(0., -OFFSET_Y, 0.),
            ..default()
        },
        Shape::Capsule(Capsule2d::new(25., 50.)),
        Spin,
        DesiredVolume::Aabb,
        Intersects::default(),
    ));

    commands.spawn((
        SpatialBundle {
            transform: Transform::from_xyz(OFFSET_X, -OFFSET_Y, 0.),
            ..default()
        },
        Shape::Polygon(RegularPolygon::new(50., 6)),
        Spin,
        DesiredVolume::Circle,
        Intersects::default(),
    ));

    commands.spawn(
        TextBundle::from_section("", TextStyle::default()).with_style(Style {
            position_type: PositionType::Absolute,
            bottom: Val::Px(12.0),
            left: Val::Px(12.0),
            ..default()
        }),
    );
}

pub fn from_points(point1: Vec2, point2: Vec2) -> (Segment2d, Vec2)

Create a new Segment2d from its endpoints and compute its geometric center

§Panics

Panics if point1 == point2

pub fn point1(&self) -> Vec2

Get the position of the first point on the line segment

pub fn point2(&self) -> Vec2

Get the position of the second point on the line segment

Trait Implementations§

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impl Bounded2d for Segment2d

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fn aabb_2d(&self, translation: Vec2, rotation: impl Into<Rot2>) -> Aabb2d

Get an axis-aligned bounding box for the shape with the given translation and rotation. The rotation is in radians, counterclockwise, with 0 meaning no rotation.
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fn bounding_circle( &self, translation: Vec2, _rotation: impl Into<Rot2>, ) -> BoundingCircle

Get a bounding circle for the shape The rotation is in radians, counterclockwise, with 0 meaning no rotation.
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impl BoundedExtrusion for Segment2d

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fn extrusion_aabb_3d( &self, half_depth: f32, translation: Vec3, rotation: Quat, ) -> Aabb3d

Get an axis-aligned bounding box for an extrusion with this shape as a base and the given half_depth, transformed by the given translation and rotation.
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fn extrusion_bounding_sphere( &self, half_depth: f32, translation: Vec3, rotation: Quat, ) -> BoundingSphere

Get a bounding sphere for an extrusion of the base_shape with the given half_depth with the given translation and rotation
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impl Clone for Segment2d

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fn clone(&self) -> Segment2d

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for Segment2d

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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<'de> Deserialize<'de> for Segment2d

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fn deserialize<__D>( __deserializer: __D, ) -> Result<Segment2d, <__D as Deserializer<'de>>::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl FromReflect for Segment2d
where Segment2d: Any + Send + Sync, Dir2: FromReflect + TypePath + RegisterForReflection, f32: FromReflect + TypePath + RegisterForReflection,

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fn from_reflect(reflect: &(dyn Reflect + 'static)) -> Option<Segment2d>

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 Segment2d
where Segment2d: Any + Send + Sync, Dir2: FromReflect + TypePath + RegisterForReflection, f32: 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<'w, 's, Config, Clear> GizmoPrimitive2d<Segment2d> for Gizmos<'w, 's, Config, Clear>
where Config: GizmoConfigGroup, Clear: 'static + Send + Sync,

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type Output<'a> = Segment2dBuilder<'a, 'w, 's, Config, Clear> where Gizmos<'w, 's, Config, Clear>: 'a

The output of primitive_2d. This is a builder to set non-default values.
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fn primitive_2d( &mut self, primitive: &Segment2d, position: Vec2, angle: f32, color: impl Into<Color>, ) -> <Gizmos<'w, 's, Config, Clear> as GizmoPrimitive2d<Segment2d>>::Output<'_>

Renders a 2D primitive with its associated details.
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impl PartialEq for Segment2d

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fn eq(&self, other: &Segment2d) -> bool

This method tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

This method tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Reflect for Segment2d
where Segment2d: Any + Send + Sync, Dir2: FromReflect + TypePath + RegisterForReflection, f32: 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<Segment2d>) -> 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<Segment2d>) -> 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<Segment2d>) -> 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 Serialize for Segment2d

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fn serialize<__S>( &self, __serializer: __S, ) -> Result<<__S as Serializer>::Ok, <__S as Serializer>::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl Struct for Segment2d
where Segment2d: Any + Send + Sync, Dir2: FromReflect + TypePath + RegisterForReflection, f32: 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 Segment2d
where Segment2d: 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 Segment2d
where Segment2d: Any + Send + Sync, Dir2: FromReflect + TypePath + RegisterForReflection, f32: 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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impl Copy for Segment2d

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impl Primitive2d for Segment2d

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impl StructuralPartialEq for Segment2d

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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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Mutably 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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Convert Box<dyn Trait> (where Trait: Downcast) to Box<dyn Any>. Box<dyn Any> can then be further downcast into Box<ConcreteType> where ConcreteType implements Trait.
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Convert &Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &Any’s vtable from &Trait’s.
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Convert &mut Trait (where Trait: Downcast) to &Any. This is needed since Rust cannot generate &mut Any’s vtable from &mut Trait’s.
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Convert Arc<Trait> (where Trait: Downcast) to Arc<Any>. Arc<Any> can then be further downcast into Arc<ConcreteType> where ConcreteType implements Trait.
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Returns a reference to the value of the field named name, downcast to T.
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