Struct PolyTree64 

pub struct PolyTree64 {
    pub nodes: Vec<PolyPath64>,
}

PolyTree64 arena - stores all PolyPath64 nodes Direct port from clipper.engine.h PolyTree64

Fields

nodes: Vec<PolyPath64>

Implementations

impl PolyTree64

pub fn new() -> Self

pub fn add_child(&mut self, parent_idx: usize, path: Path64) -> usize

Add a child path to a parent node

pub fn root(&self) -> &PolyPath64

Get the root node

pub fn clear(&mut self)

Clear the tree

pub fn level(&self, node_idx: usize) -> u32

Get level of a node

pub fn is_hole(&self, node_idx: usize) -> bool

Check if a node is a hole

pub fn area_of(&self, node_idx: usize) -> f64

Get total area including children

Trait Implementations

impl Default for PolyTree64

fn default() -> Self

Returns the “default value” for a type.