Struct StructuringElement 

pub struct StructuringElement {
    pub mask: Array2<bool>,
}

A flat 2-D structuring element (SE), represented as a boolean mask.

The anchor is the centre pixel (rows/2, cols/2).

Fields

mask: Array2<bool>

2-D boolean mask (true = SE member)

Implementations

impl StructuringElement

pub fn disk(radius: usize) -> Self

Create a disk (filled circle) structuring element with given radius.

pub fn square(half: usize) -> Self

Create a square (all-ones) structuring element with side length 2*half+1.

pub fn cross(radius: usize) -> Self

Create a cross (plus) structuring element with given radius.

pub fn rows(&self) -> usize

Number of rows in the SE mask.

pub fn cols(&self) -> usize

Number of columns in the SE mask.

pub fn anchor_row(&self) -> usize

Row index of the anchor (centre).

pub fn anchor_col(&self) -> usize

Column index of the anchor (centre).

Trait Implementations

impl Clone for StructuringElement

fn clone(&self) -> StructuringElement

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for StructuringElement

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

Formats the value using the given formatter.