Struct footile::Mask

pub struct Mask {
    pub width: u32,
    pub height: u32,
    // some fields omitted
}

A Mask is an 8-bit alpha image mask.

Fields

width: u32

height: u32

Methods

impl Mask

fn new(width: u32, height: u32) -> Mask

Create a new mask

• width Width in pixels.
• height Height in pixels.

fn write_pgm(&self, filename: &str) -> Result<()>

Write the mask to a PGM (portable gray map) file.

• filename Name of file to write.

fn write_png(&self, filename: &str) -> Result<()>

Write the mask to a PNG (portable network graphics) file.

• filename Name of file to write.