Struct bevy::math::primitives::Rectangle

pub struct Rectangle {
    pub half_size: Vec2,
}

A rectangle primitive

Fields

half_size: Vec2

Half of the width and height of the rectangle

Implementations

impl Rectangle

pub fn new(width: f32, height: f32) -> Rectangle

Create a new Rectangle from a full width and height

Examples found in repository

examples/3d/tonemapping.rs (line 227)

fn setup_color_gradient_scene(
    mut commands: Commands,
    mut meshes: ResMut<Assets<Mesh>>,
    mut materials: ResMut<Assets<ColorGradientMaterial>>,
    camera_transform: Res<CameraTransform>,
) {
    let mut transform = camera_transform.0;
    transform.translation += *transform.forward();

    commands.spawn((
        MaterialMeshBundle {
            mesh: meshes.add(Rectangle::new(0.7, 0.7)),
            material: materials.add(ColorGradientMaterial {}),
            transform,
            visibility: Visibility::Hidden,
            ..default()
        },
        SceneNumber(2),
    ));
}

examples/2d/2d_shapes.rs (line 29)

fn setup(
    mut commands: Commands,
    mut meshes: ResMut<Assets<Mesh>>,
    mut materials: ResMut<Assets<ColorMaterial>>,
) {
    commands.spawn(Camera2dBundle::default());

    let shapes = [
        Mesh2dHandle(meshes.add(Circle { radius: 50.0 })),
        Mesh2dHandle(meshes.add(Ellipse::new(25.0, 50.0))),
        Mesh2dHandle(meshes.add(Annulus::new(25.0, 50.0))),
        Mesh2dHandle(meshes.add(Capsule2d::new(25.0, 50.0))),
        Mesh2dHandle(meshes.add(Rectangle::new(50.0, 100.0))),
        Mesh2dHandle(meshes.add(RegularPolygon::new(50.0, 6))),
        Mesh2dHandle(meshes.add(Triangle2d::new(
            Vec2::Y * 50.0,
            Vec2::new(-50.0, -50.0),
            Vec2::new(50.0, -50.0),
        ))),
    ];
    let num_shapes = shapes.len();

    for (i, shape) in shapes.into_iter().enumerate() {
        // Distribute colors evenly across the rainbow.
        let color = Color::hsl(360. * i as f32 / num_shapes as f32, 0.95, 0.7);

        commands.spawn(MaterialMesh2dBundle {
            mesh: shape,
            material: materials.add(color),
            transform: Transform::from_xyz(
                // Distribute shapes from -X_EXTENT/2 to +X_EXTENT/2.
                -X_EXTENT / 2. + i as f32 / (num_shapes - 1) as f32 * X_EXTENT,
                0.0,
                0.0,
            ),
            ..default()
        });
    }
}

examples/2d/wireframe_2d.rs (line 78)

fn setup(
    mut commands: Commands,
    mut meshes: ResMut<Assets<Mesh>>,
    mut materials: ResMut<Assets<ColorMaterial>>,
) {
    // Triangle: Never renders a wireframe
    commands.spawn((
        MaterialMesh2dBundle {
            mesh: meshes
                .add(Triangle2d::new(
                    Vec2::new(0.0, 50.0),
                    Vec2::new(-50.0, -50.0),
                    Vec2::new(50.0, -50.0),
                ))
                .into(),
            material: materials.add(Color::BLACK),
            transform: Transform::from_xyz(-150.0, 0.0, 0.0),
            ..default()
        },
        NoWireframe2d,
    ));
    // Rectangle: Follows global wireframe setting
    commands.spawn(MaterialMesh2dBundle {
        mesh: meshes.add(Rectangle::new(100.0, 100.0)).into(),
        material: materials.add(Color::BLACK),
        transform: Transform::from_xyz(0.0, 0.0, 0.0),
        ..default()
    });
    // Circle: Always renders a wireframe
    commands.spawn((
        MaterialMesh2dBundle {
            mesh: meshes.add(Circle::new(50.0)).into(),
            material: materials.add(Color::BLACK),
            transform: Transform::from_xyz(150.0, 0.0, 0.0),
            ..default()
        },
        Wireframe2d,
        // This lets you configure the wireframe color of this entity.
        // If not set, this will use the color in `WireframeConfig`
        Wireframe2dColor { color: GREEN },
    ));

    // Camera
    commands.spawn(Camera2dBundle::default());

    // Text used to show controls
    commands.spawn(
        TextBundle::from_section("", TextStyle::default()).with_style(Style {
            position_type: PositionType::Absolute,
            top: Val::Px(10.0),
            left: Val::Px(10.0),
            ..default()
        }),
    );
}

examples/2d/bounding_2d.rs (line 215)

fn setup(mut commands: Commands, loader: Res<AssetServer>) {
    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 {
                font: loader.load("fonts/FiraMono-Medium.ttf"),
                font_size: 26.0,
                ..default()
            },
        )
        .with_style(Style {
            position_type: PositionType::Absolute,
            bottom: Val::Px(10.0),
            left: Val::Px(10.0),
            ..default()
        }),
    );
}

examples/3d/texture.rs (line 27)

fn setup(
    mut commands: Commands,
    asset_server: Res<AssetServer>,
    mut meshes: ResMut<Assets<Mesh>>,
    mut materials: ResMut<Assets<StandardMaterial>>,
) {
    // load a texture and retrieve its aspect ratio
    let texture_handle = asset_server.load("branding/bevy_logo_dark_big.png");
    let aspect = 0.25;

    // create a new quad mesh. this is what we will apply the texture to
    let quad_width = 8.0;
    let quad_handle = meshes.add(Rectangle::new(quad_width, quad_width * aspect));

    // this material renders the texture normally
    let material_handle = materials.add(StandardMaterial {
        base_color_texture: Some(texture_handle.clone()),
        alpha_mode: AlphaMode::Blend,
        unlit: true,
        ..default()
    });

    // this material modulates the texture to make it red (and slightly transparent)
    let red_material_handle = materials.add(StandardMaterial {
        base_color: Color::srgba(1.0, 0.0, 0.0, 0.5),
        base_color_texture: Some(texture_handle.clone()),
        alpha_mode: AlphaMode::Blend,
        unlit: true,
        ..default()
    });

    // and lets make this one blue! (and also slightly transparent)
    let blue_material_handle = materials.add(StandardMaterial {
        base_color: Color::srgba(0.0, 0.0, 1.0, 0.5),
        base_color_texture: Some(texture_handle),
        alpha_mode: AlphaMode::Blend,
        unlit: true,
        ..default()
    });

    // textured quad - normal
    commands.spawn(PbrBundle {
        mesh: quad_handle.clone(),
        material: material_handle,
        transform: Transform::from_xyz(0.0, 0.0, 1.5)
            .with_rotation(Quat::from_rotation_x(-PI / 5.0)),
        ..default()
    });
    // textured quad - modulated
    commands.spawn(PbrBundle {
        mesh: quad_handle.clone(),
        material: red_material_handle,
        transform: Transform::from_rotation(Quat::from_rotation_x(-PI / 5.0)),
        ..default()
    });
    // textured quad - modulated
    commands.spawn(PbrBundle {
        mesh: quad_handle,
        material: blue_material_handle,
        transform: Transform::from_xyz(0.0, 0.0, -1.5)
            .with_rotation(Quat::from_rotation_x(-PI / 5.0)),
        ..default()
    });
    // camera
    commands.spawn(Camera3dBundle {
        transform: Transform::from_xyz(3.0, 5.0, 8.0).looking_at(Vec3::ZERO, Vec3::Y),
        ..default()
    });
}

examples/shader/shader_prepass.rs (line 74)

fn setup(
    mut commands: Commands,
    mut meshes: ResMut<Assets<Mesh>>,
    mut materials: ResMut<Assets<CustomMaterial>>,
    mut std_materials: ResMut<Assets<StandardMaterial>>,
    mut depth_materials: ResMut<Assets<PrepassOutputMaterial>>,
    asset_server: Res<AssetServer>,
) {
    // camera
    commands.spawn((
        Camera3dBundle {
            transform: Transform::from_xyz(-2.0, 3., 5.0).looking_at(Vec3::ZERO, Vec3::Y),
            ..default()
        },
        // To enable the prepass you need to add the components associated with the ones you need
        // This will write the depth buffer to a texture that you can use in the main pass
        DepthPrepass,
        // This will generate a texture containing world normals (with normal maps applied)
        NormalPrepass,
        // This will generate a texture containing screen space pixel motion vectors
        MotionVectorPrepass,
    ));

    // plane
    commands.spawn(PbrBundle {
        mesh: meshes.add(Plane3d::default().mesh().size(5.0, 5.0)),
        material: std_materials.add(Color::srgb(0.3, 0.5, 0.3)),
        ..default()
    });

    // A quad that shows the outputs of the prepass
    // To make it easy, we just draw a big quad right in front of the camera.
    // For a real application, this isn't ideal.
    commands.spawn((
        MaterialMeshBundle {
            mesh: meshes.add(Rectangle::new(20.0, 20.0)),
            material: depth_materials.add(PrepassOutputMaterial {
                settings: ShowPrepassSettings::default(),
            }),
            transform: Transform::from_xyz(-0.75, 1.25, 3.0)
                .looking_at(Vec3::new(2.0, -2.5, -5.0), Vec3::Y),
            ..default()
        },
        NotShadowCaster,
    ));

    // Opaque cube
    commands.spawn((
        MaterialMeshBundle {
            mesh: meshes.add(Cuboid::default()),
            material: materials.add(CustomMaterial {
                color: LinearRgba::WHITE,
                color_texture: Some(asset_server.load("branding/icon.png")),
                alpha_mode: AlphaMode::Opaque,
            }),
            transform: Transform::from_xyz(-1.0, 0.5, 0.0),
            ..default()
        },
        Rotates,
    ));

    // Cube with alpha mask
    commands.spawn(PbrBundle {
        mesh: meshes.add(Cuboid::default()),
        material: std_materials.add(StandardMaterial {
            alpha_mode: AlphaMode::Mask(1.0),
            base_color_texture: Some(asset_server.load("branding/icon.png")),
            ..default()
        }),
        transform: Transform::from_xyz(0.0, 0.5, 0.0),
        ..default()
    });

    // Cube with alpha blending.
    // Transparent materials are ignored by the prepass
    commands.spawn(MaterialMeshBundle {
        mesh: meshes.add(Cuboid::default()),
        material: materials.add(CustomMaterial {
            color: LinearRgba::WHITE,
            color_texture: Some(asset_server.load("branding/icon.png")),
            alpha_mode: AlphaMode::Blend,
        }),
        transform: Transform::from_xyz(1.0, 0.5, 0.0),
        ..default()
    });

    // light
    commands.spawn(PointLightBundle {
        point_light: PointLight {
            shadows_enabled: true,
            ..default()
        },
        transform: Transform::from_xyz(4.0, 8.0, 4.0),
        ..default()
    });

    let style = TextStyle {
        font_size: 18.0,
        ..default()
    };

    commands.spawn(
        TextBundle::from_sections(vec![
            TextSection::new("Prepass Output: transparent\n", style.clone()),
            TextSection::new("\n\n", style.clone()),
            TextSection::new("Controls\n", style.clone()),
            TextSection::new("---------------\n", style.clone()),
            TextSection::new("Space - Change output\n", style),
        ])
        .with_style(Style {
            position_type: PositionType::Absolute,
            top: Val::Px(10.0),
            left: Val::Px(10.0),
            ..default()
        }),
    );
}

Additional examples can be found in:

• examples/3d/lighting.rs

pub fn from_size(size: Vec2) -> Rectangle

Create a new Rectangle from a given full size

Examples found in repository

examples/tools/gamepad_viewer.rs (line 73)

    fn from_world(world: &mut World) -> Self {
        Self {
            circle: world.add_asset(Circle::new(BUTTON_RADIUS)).into(),
            triangle: world
                .add_asset(RegularPolygon::new(BUTTON_RADIUS, 3))
                .into(),
            start_pause: world.add_asset(Rectangle::from_size(START_SIZE)).into(),
            trigger: world.add_asset(Rectangle::from_size(TRIGGER_SIZE)).into(),
        }
    }

examples/3d/tonemapping.rs (line 346)

fn resize_image(
    image_mesh: Query<(&Handle<StandardMaterial>, &Handle<Mesh>), With<HDRViewer>>,
    materials: Res<Assets<StandardMaterial>>,
    mut meshes: ResMut<Assets<Mesh>>,
    images: Res<Assets<Image>>,
    mut image_events: EventReader<AssetEvent<Image>>,
) {
    for event in image_events.read() {
        let (AssetEvent::Added { id } | AssetEvent::Modified { id }) = event else {
            continue;
        };

        for (mat_h, mesh_h) in &image_mesh {
            let Some(mat) = materials.get(mat_h) else {
                continue;
            };

            let Some(ref base_color_texture) = mat.base_color_texture else {
                continue;
            };

            if *id != base_color_texture.id() {
                continue;
            };

            let Some(image_changed) = images.get(*id) else {
                continue;
            };

            let size = image_changed.size_f32().normalize_or_zero() * 1.4;
            // Resize Mesh
            let quad = Mesh::from(Rectangle::from_size(size));
            meshes.insert(mesh_h, quad);
        }
    }
}

examples/stress_tests/bevymark.rs (line 223)

fn setup(
    mut commands: Commands,
    args: Res<Args>,
    asset_server: Res<AssetServer>,
    mut meshes: ResMut<Assets<Mesh>>,
    material_assets: ResMut<Assets<ColorMaterial>>,
    images: ResMut<Assets<Image>>,
    windows: Query<&Window>,
    counter: ResMut<BevyCounter>,
) {
    warn!(include_str!("warning_string.txt"));

    let args = args.into_inner();
    let images = images.into_inner();

    let mut textures = Vec::with_capacity(args.material_texture_count.max(1));
    if matches!(args.mode, Mode::Sprite) || args.material_texture_count > 0 {
        textures.push(asset_server.load("branding/icon.png"));
    }
    init_textures(&mut textures, args, images);

    let material_assets = material_assets.into_inner();
    let materials = init_materials(args, &textures, material_assets);

    let mut bird_resources = BirdResources {
        textures,
        materials,
        quad: meshes
            .add(Rectangle::from_size(Vec2::splat(BIRD_TEXTURE_SIZE as f32)))
            .into(),
        // We're seeding the PRNG here to make this example deterministic for testing purposes.
        // This isn't strictly required in practical use unless you need your app to be deterministic.
        color_rng: ChaCha8Rng::seed_from_u64(42),
        material_rng: ChaCha8Rng::seed_from_u64(42),
        velocity_rng: ChaCha8Rng::seed_from_u64(42),
        transform_rng: ChaCha8Rng::seed_from_u64(42),
    };

    let text_section = move |color: Srgba, value: &str| {
        TextSection::new(
            value,
            TextStyle {
                font_size: 40.0,
                color: color.into(),
                ..default()
            },
        )
    };

    commands.spawn(Camera2dBundle::default());
    commands
        .spawn(NodeBundle {
            style: Style {
                position_type: PositionType::Absolute,
                padding: UiRect::all(Val::Px(5.0)),
                ..default()
            },
            z_index: ZIndex::Global(i32::MAX),
            background_color: Color::BLACK.with_alpha(0.75).into(),
            ..default()
        })
        .with_children(|c| {
            c.spawn((
                TextBundle::from_sections([
                    text_section(LIME, "Bird Count: "),
                    text_section(AQUA, ""),
                    text_section(LIME, "\nFPS (raw): "),
                    text_section(AQUA, ""),
                    text_section(LIME, "\nFPS (SMA): "),
                    text_section(AQUA, ""),
                    text_section(LIME, "\nFPS (EMA): "),
                    text_section(AQUA, ""),
                ]),
                StatsText,
            ));
        });

    let mut scheduled = BirdScheduled {
        per_wave: args.per_wave,
        waves: args.waves,
    };

    if args.benchmark {
        let counter = counter.into_inner();
        for wave in (0..scheduled.waves).rev() {
            spawn_birds(
                &mut commands,
                args,
                &windows.single().resolution,
                counter,
                scheduled.per_wave,
                &mut bird_resources,
                Some(wave),
                wave,
            );
        }
        scheduled.waves = 0;
    }
    commands.insert_resource(bird_resources);
    commands.insert_resource(scheduled);
}

pub fn from_corners(point1: Vec2, point2: Vec2) -> Rectangle

Create a new Rectangle from two corner points

pub fn from_length(length: f32) -> Rectangle

Create a Rectangle from a single length. The resulting Rectangle will be the same size in every direction.

pub fn size(&self) -> Vec2

Get the size of the rectangle

pub fn area(&self) -> f32

Get the area of the rectangle

pub fn perimeter(&self) -> f32

Get the perimeter of the rectangle

pub fn closest_point(&self, point: Vec2) -> Vec2

Finds the point on the rectangle that is closest to the given point.

If the point is outside the rectangle, the returned point will be on the perimeter of the rectangle. Otherwise, it will be inside the rectangle and returned as is.

Trait Implementations

impl Bounded2d for Rectangle

fn aabb_2d(&self, translation: Vec2, rotation: impl Into<Rotation2d>) -> 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.

fn bounding_circle( &self, translation: Vec2, _rotation: impl Into<Rotation2d> ) -> BoundingCircle

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

impl Clone for Rectangle

fn clone(&self) -> Rectangle

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Rectangle

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

Formats the value using the given formatter.

impl Default for Rectangle

fn default() -> Rectangle

Returns the default Rectangle with a half-width and half-height of 0.5.

impl<'de> Deserialize<'de> for Rectangle

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl From<Rectangle> for Mesh

fn from(rectangle: Rectangle) -> Mesh

Converts to this type from the input type.

impl FromReflect for Rectangle

where Rectangle: Any + Send + Sync, Vec2: FromReflect + TypePath + RegisterForReflection,

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

Constructs a concrete instance of Self from a reflected value.

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.

impl GetTypeRegistration for Rectangle

where Rectangle: Any + Send + Sync, Vec2: FromReflect + TypePath + RegisterForReflection,

fn get_type_registration() -> TypeRegistration

Returns the default TypeRegistration for this type.

fn register_type_dependencies(registry: &mut TypeRegistry)

Registers other types needed by this type.

impl<'w, 's, Config, Clear> GizmoPrimitive2d<Rectangle> for Gizmos<'w, 's, Config, Clear>

where Config: GizmoConfigGroup, Clear: 'static + Send + Sync,

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

The output of primitive_2d. This is a builder to set non-default values.

fn primitive_2d( &mut self, primitive: Rectangle, position: Vec2, angle: f32, color: impl Into<Color> ) -> <Gizmos<'w, 's, Config, Clear> as GizmoPrimitive2d<Rectangle>>::Output<'_>

Renders a 2D primitive with its associated details.

impl Meshable for Rectangle

type Output = Mesh

The output of Self::mesh. This can either be a Mesh or a builder used for creating a Mesh.

fn mesh(&self) -> <Rectangle as Meshable>::Output

Creates a Mesh for a shape.

impl PartialEq for Rectangle

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

This method tests for self and other values to be equal, and is used by ==.

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.

impl Reflect for Rectangle

where Rectangle: Any + Send + Sync, Vec2: FromReflect + TypePath + RegisterForReflection,

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

Returns the TypeInfo of the type represented by this value.

fn into_any(self: Box<Rectangle>) -> Box<dyn Any>

Returns the value as a Box<dyn Any>.

fn as_any(&self) -> &(dyn Any + 'static)

Returns the value as a &dyn Any.

fn as_any_mut(&mut self) -> &mut (dyn Any + 'static)

Returns the value as a &mut dyn Any.

fn into_reflect(self: Box<Rectangle>) -> Box<dyn Reflect>

Casts this type to a boxed reflected value.

fn as_reflect(&self) -> &(dyn Reflect + 'static)

Casts this type to a reflected value.

fn as_reflect_mut(&mut self) -> &mut (dyn Reflect + 'static)

Casts this type to a mutable reflected value.

fn clone_value(&self) -> Box<dyn Reflect>

Clones the value as a Reflect trait object.

fn set(&mut self, value: Box<dyn Reflect>) -> Result<(), Box<dyn Reflect>>

Performs a type-checked assignment of a reflected value to this value.

fn apply(&mut self, value: &(dyn Reflect + 'static))

Applies a reflected value to this value.

fn reflect_kind(&self) -> ReflectKind

Returns a zero-sized enumeration of “kinds” of type.

fn reflect_ref(&self) -> ReflectRef<'_>

Returns an immutable enumeration of “kinds” of type.

fn reflect_mut(&mut self) -> ReflectMut<'_>

Returns a mutable enumeration of “kinds” of type.

fn reflect_owned(self: Box<Rectangle>) -> ReflectOwned

Returns an owned enumeration of “kinds” of type.

fn reflect_partial_eq(&self, value: &(dyn Reflect + 'static)) -> Option<bool>

Returns a “partial equality” comparison result.

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

Debug formatter for the value.

fn reflect_hash(&self) -> Option<u64>

Returns a hash of the value (which includes the type).

fn serializable(&self) -> Option<Serializable<'_>>

Returns a serializable version of the value.

fn is_dynamic(&self) -> bool

Indicates whether or not this type is a dynamic type.

impl Serialize for Rectangle

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.

impl ShapeSample for Rectangle

type Output = Vec2

The type of vector returned by the sample methods, Vec2 for 2D shapes and Vec3 for 3D shapes.

fn sample_interior<R>(&self, rng: &mut R) -> Vec2

where R: Rng + ?Sized,

Uniformly sample a point from inside the area/volume of this shape, centered on 0.

fn sample_boundary<R>(&self, rng: &mut R) -> Vec2

where R: Rng + ?Sized,

Uniformly sample a point from the surface of this shape, centered on 0.

impl Struct for Rectangle

where Rectangle: Any + Send + Sync, Vec2: FromReflect + TypePath + RegisterForReflection,

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

Returns a reference to the value of the field named name as a &dyn Reflect.

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.

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.

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.

fn name_at(&self, index: usize) -> Option<&str>

Returns the name of the field with index index.

fn field_len(&self) -> usize

Returns the number of fields in the struct.

fn iter_fields(&self) -> FieldIter<'_>

Returns an iterator over the values of the reflectable fields for this struct.

fn clone_dynamic(&self) -> DynamicStruct

Clones the struct into a DynamicStruct.

impl TypePath for Rectangle

where Rectangle: Any + Send + Sync,

fn type_path() -> &'static str

Returns the fully qualified path of the underlying type.

fn short_type_path() -> &'static str

Returns a short, pretty-print enabled path to the type.

fn type_ident() -> Option<&'static str>

Returns the name of the type, or None if it is anonymous.

fn crate_name() -> Option<&'static str>

Returns the name of the crate the type is in, or None if it is anonymous.

fn module_path() -> Option<&'static str>

Returns the path to the module the type is in, or None if it is anonymous.

impl Typed for Rectangle

where Rectangle: Any + Send + Sync, Vec2: FromReflect + TypePath + RegisterForReflection,

fn type_info() -> &'static TypeInfo

Returns the compile-time info for the underlying type.

impl Copy for Rectangle

impl Primitive2d for Rectangle

impl StructuralPartialEq for Rectangle