Struct ChartTransform 

pub struct ChartTransform {
    pub view_proj: [[f32; 4]; 4],
    pub data_range: [f32; 4],
    pub plot_area: [f32; 4],
    pub viewport_size: [f32; 2],
    /* private fields */
}

Chart transform uniform data.

Fields

view_proj: [[f32; 4]; 4]

View-projection matrix

data_range: [f32; 4]

Data range (x_min, x_max, y_min, y_max)

plot_area: [f32; 4]

Plot area in screen coords (x, y, width, height)

viewport_size: [f32; 2]

Viewport size

Implementations

impl ChartTransform

pub fn from_chart(chart: &Chart, bounds: &Rect, viewport_size: Vec2) -> Self

Create a transform from chart state.

pub fn data_to_normalized(&self, x: f64, y: f64) -> Vec2

Convert data coordinates to normalized coordinates.

pub fn normalized_to_screen(&self, normalized: Vec2) -> Vec2

Convert normalized coordinates to screen coordinates.

pub fn data_to_screen(&self, x: f64, y: f64) -> Vec2

Convert data coordinates to screen coordinates.

Trait Implementations

impl Clone for ChartTransform

fn clone(&self) -> ChartTransform

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for ChartTransform

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

Formats the value using the given formatter.

impl Default for ChartTransform

fn default() -> Self

Returns the “default value” for a type.

impl Zeroable for ChartTransform

fn zeroed() -> Self

Calls zeroed.

impl Copy for ChartTransform

impl Pod for ChartTransform