Struct Geometry2D 

pub struct Geometry2D { /* private fields */ }

A 2D polygon geometry that can be nested.

Implementations

impl Geometry2D

pub fn new(id: impl Into<GeometryId>) -> Self

Creates a new 2D geometry with the given ID.

pub fn with_polygon(self, vertices: Vec<(f64, f64)>) -> Self

Sets the polygon from a list of (x, y) vertices.

pub fn with_hole(self, vertices: Vec<(f64, f64)>) -> Self

Adds an interior hole.

pub fn with_quantity(self, n: usize) -> Self

Sets the quantity to place.

pub fn with_rotations_deg(self, angles: Vec<f64>) -> Self

Sets the allowed rotation angles in degrees.

pub fn with_rotations(self, angles: Vec<f64>) -> Self

Sets the allowed rotation angles in radians.

pub fn with_rotation_constraint( self, constraint: RotationConstraint<f64>, ) -> Self

Sets the rotation constraint.

pub fn with_flip(self, allow: bool) -> Self

Allows flipping (mirroring) the geometry.

pub fn with_priority(self, priority: i32) -> Self

Sets the placement priority.

pub fn rectangle(id: impl Into<GeometryId>, width: f64, height: f64) -> Self

Creates a rectangular geometry.

pub fn circle(id: impl Into<GeometryId>, radius: f64, n: usize) -> Self

Creates a circle approximation with n vertices.

pub fn l_shape( id: impl Into<GeometryId>, width: f64, height: f64, notch_width: f64, notch_height: f64, ) -> Self

Creates an L-shaped geometry.

pub fn exterior(&self) -> &[(f64, f64)]

Returns the exterior vertices.

pub fn rotations(&self) -> Vec<f64>

Returns the allowed rotation angles (for compatibility).

pub fn allow_flip(&self) -> bool

Returns whether flipping is allowed.

pub fn to_geo_polygon(&self) -> GeoPolygon<f64>

Converts to a geo crate Polygon.

impl Geometry2D

pub fn aabb_at_rotation(&self, rotation: f64) -> ([f64; 2], [f64; 2])

Computes the AABB of the geometry at a given rotation angle (in radians).

Returns (min, max) as ([min_x, min_y], [max_x, max_y])

pub fn dimensions_at_rotation(&self, rotation: f64) -> (f64, f64)

Returns the width and height of the AABB at a given rotation.

Trait Implementations

impl Clone for Geometry2D

fn clone(&self) -> Geometry2D

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for Geometry2D

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

Formats the value using the given formatter.

impl Geometry for Geometry2D

type Scalar = f64

The coordinate type (f32 or f64).

fn id(&self) -> &GeometryId

Returns the unique identifier for this geometry.

fn quantity(&self) -> usize

Returns the quantity of this geometry to place.

fn measure(&self) -> f64

Returns the area (2D) or volume (3D) of this geometry.

fn aabb(&self) -> ([f64; 2], [f64; 2])

Returns the axis-aligned bounding box as (min, max) corners.

fn aabb_vec(&self) -> (Vec<f64>, Vec<f64>)

Returns the axis-aligned bounding box as Vec (for generic dimension support).

fn centroid(&self) -> Vec<f64>

Returns the centroid (center of mass) of this geometry.

fn validate(&self) -> Result<()>

Validates the geometry and returns an error if invalid.

fn rotation_constraint(&self) -> &RotationConstraint<f64>

Returns the allowed rotations for this geometry.

fn allow_mirror(&self) -> bool

Returns whether mirroring/flipping is allowed.

fn priority(&self) -> i32

Returns optional priority for placement order (higher = placed first).

impl Geometry2DExt for Geometry2D

fn aabb_2d(&self) -> AABB2D<f64>

Returns the 2D AABB.

fn outer_ring(&self) -> &[(f64, f64)]

Returns the outer boundary as a sequence of points (polygon vertices).

fn holes(&self) -> &[Vec<(f64, f64)>]

Returns any holes in the geometry.

fn is_convex(&self) -> bool

Returns true if this geometry is convex.

fn convex_hull(&self) -> Vec<(f64, f64)>

Returns the convex hull of this geometry.

fn perimeter(&self) -> f64

Returns the perimeter of this geometry.

fn has_holes(&self) -> bool

Returns true if this geometry has holes.