Struct bevy::gizmos::circles::Ellipse2dBuilder

pub struct Ellipse2dBuilder<'a, 'w, 's, Config, Clear>
where Config: GizmoConfigGroup, Clear: 'static + Send + Sync,
{ /* private fields */ }
Expand description

A builder returned by Gizmos::ellipse_2d.

Implementations§

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impl<Config, Clear> Ellipse2dBuilder<'_, '_, '_, Config, Clear>
where Config: GizmoConfigGroup, Clear: 'static + Send + Sync,

pub fn resolution( self, resolution: u32, ) -> Ellipse2dBuilder<'_, '_, '_, Config, Clear>

Set the number of line-segments used to approximate the geometry of this ellipse.

Examples found in repository?
examples/math/custom_primitives.rs (line 217)
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fn bounding_shapes_2d(
    shapes: Query<&Transform, With<Shape2d>>,
    mut gizmos: Gizmos,
    bounding_shape: Res<State<BoundingShape>>,
) {
    for transform in shapes.iter() {
        // Get the rotation angle from the 3D rotation.
        let rotation = transform.rotation.to_scaled_axis().z;

        match bounding_shape.get() {
            BoundingShape::None => (),
            BoundingShape::BoundingBox => {
                // Get the AABB of the primitive with the rotation and translation of the mesh.
                let aabb = HEART.aabb_2d(transform.translation.xy(), rotation);

                gizmos.rect_2d(aabb.center(), 0., aabb.half_size() * 2., WHITE);
            }
            BoundingShape::BoundingSphere => {
                // Get the bounding sphere of the primitive with the rotation and translation of the mesh.
                let bounding_circle = HEART.bounding_circle(transform.translation.xy(), rotation);

                gizmos
                    .circle_2d(bounding_circle.center(), bounding_circle.radius(), WHITE)
                    .resolution(64);
            }
        }
    }
}
More examples
Hide additional examples
examples/gizmos/2d_gizmos.rs (line 79)
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fn draw_example_collection(
    mut gizmos: Gizmos,
    mut my_gizmos: Gizmos<MyRoundGizmos>,
    time: Res<Time>,
) {
    let sin = time.elapsed_seconds().sin() * 50.;
    gizmos.line_2d(Vec2::Y * -sin, Vec2::splat(-80.), RED);
    gizmos.ray_2d(Vec2::Y * sin, Vec2::splat(80.), LIME);

    gizmos
        .grid_2d(
            Vec2::ZERO,
            0.0,
            UVec2::new(16, 9),
            Vec2::new(80., 80.),
            // Dark gray
            LinearRgba::gray(0.05),
        )
        .outer_edges();

    // Triangle
    gizmos.linestrip_gradient_2d([
        (Vec2::Y * 300., BLUE),
        (Vec2::new(-255., -155.), RED),
        (Vec2::new(255., -155.), LIME),
        (Vec2::Y * 300., BLUE),
    ]);

    gizmos.rect_2d(Vec2::ZERO, 0., Vec2::splat(650.), BLACK);

    gizmos.cross_2d(Vec2::new(-160., 120.), 0., 12., FUCHSIA);

    my_gizmos
        .rounded_rect_2d(Vec2::ZERO, 0., Vec2::splat(630.), BLACK)
        .corner_radius((time.elapsed_seconds() / 3.).cos() * 100.);

    // Circles have 32 line-segments by default.
    // You may want to increase this for larger circles.
    my_gizmos.circle_2d(Vec2::ZERO, 300., NAVY).resolution(64);

    my_gizmos.ellipse_2d(
        Vec2::ZERO,
        time.elapsed_seconds() % TAU,
        Vec2::new(100., 200.),
        YELLOW_GREEN,
    );

    // Arcs default resolution is linearly interpolated between
    // 1 and 32, using the arc length as scalar.
    my_gizmos.arc_2d(Vec2::ZERO, sin / 10., PI / 2., 310., ORANGE_RED);

    gizmos.arrow_2d(
        Vec2::ZERO,
        Vec2::from_angle(sin / -10. + PI / 2.) * 50.,
        YELLOW,
    );

    // You can create more complex arrows using the arrow builder.
    gizmos
        .arrow_2d(Vec2::ZERO, Vec2::from_angle(sin / -10.) * 50., GREEN)
        .with_double_end()
        .with_tip_length(10.);
}

Trait Implementations§

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impl<Config, Clear> Drop for Ellipse2dBuilder<'_, '_, '_, Config, Clear>
where Config: GizmoConfigGroup, Clear: 'static + Send + Sync,

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fn drop(&mut self)

Set the number of line-segments for this ellipse.

Auto Trait Implementations§

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impl<'a, 'w, 's, Config, Clear> Freeze for Ellipse2dBuilder<'a, 'w, 's, Config, Clear>

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impl<'a, 'w, 's, Config, Clear> RefUnwindSafe for Ellipse2dBuilder<'a, 'w, 's, Config, Clear>
where Config: RefUnwindSafe, Clear: RefUnwindSafe,

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impl<'a, 'w, 's, Config, Clear> Send for Ellipse2dBuilder<'a, 'w, 's, Config, Clear>

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impl<'a, 'w, 's, Config, Clear> Sync for Ellipse2dBuilder<'a, 'w, 's, Config, Clear>

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impl<'a, 'w, 's, Config, Clear> Unpin for Ellipse2dBuilder<'a, 'w, 's, Config, Clear>

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impl<'a, 'w, 's, Config, Clear> !UnwindSafe for Ellipse2dBuilder<'a, 'w, 's, Config, Clear>

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