Struct DecimationSizer 

pub struct DecimationSizer {
    width: u16,
    height: u16,
    dim_stack: Vec<(u16, u16)>,
}

Tracks dimensions through a chain of downscale/upscale operations.

Fields

width: u16

height: u16

dim_stack: Vec<(u16, u16)>

Implementations

impl DecimationSizer

pub fn new(width: u16, height: u16) -> Self

Create a new sizer with the given initial dimensions.

pub fn reset(&mut self, width: u16, height: u16)

Reset the sizer so it can be reused.

pub fn current(&self) -> (u16, u16)

Returns the current logical dimensions.

pub fn downscale(&mut self) -> (u16, u16)

Apply a new downscale operation.

pub fn upscale(&mut self) -> (u16, u16)

Apply a new upscale operation.

Trait Implementations

impl Debug for DecimationSizer

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

Formats the value using the given formatter.

impl Default for DecimationSizer

fn default() -> DecimationSizer

Returns the “default value” for a type.