Struct graphics_tree::GraphicsTree

pub struct GraphicsTree { /* fields omitted */ }

A graphics backend that stores and optimizes commands

Methods

impl GraphicsTree

pub fn new() -> GraphicsTree

Creates a new graphics tree.

pub fn is_empty(&self) -> bool

Returns true if graphics tree is empty.

pub fn clear(&mut self)

Clears all graphics.

pub fn draw<F, T, G>(&self, texture_buffer: &mut TextureBuffer<F, T>, g: &mut G) where
    T: ImageSize + CreateTexture<F>,
    G: Graphics<Texture = T>, 

Draws graphics to backend.

Trait Implementations

impl Graphics for GraphicsTree

type Texture = Texture

The texture type associated with the back-end.

fn clear_color(&mut self, color: Color)

Clears background with a color.

fn clear_stencil(&mut self, value: u8)

Clears stencil buffer with a value, usually 0.

fn tri_list<F>(&mut self, draw_state: &DrawState, color: &Color, f: F) where
    F: FnMut(&mut dyn FnMut(&[[f32; 2]])), 

Renders list of 2d triangles using a solid color.

fn tri_list_uv<F>(
    &mut self,
    draw_state: &DrawState,
    color: &[f32; 4],
    texture: &Self::Texture,
    f: F
) where
    F: FnMut(&mut dyn FnMut(&[[f32; 2]], &[[f32; 2]])), 

Renders list of 2d triangles using a color and a texture.

fn rectangle<R>(
    &mut self,
    r: &Rectangle,
    rectangle: R,
    draw_state: &DrawState,
    transform: [[f64; 3]; 2]
) where
    R: Into<[f64; 4]>, 

Draws a rectangle.

fn polygon(
    &mut self,
    p: &Polygon,
    polygon: &[[f64; 2]],
    draw_state: &DrawState,
    transform: [[f64; 3]; 2]
)

Draws a polygon.

fn polygon_tween_lerp(
    &mut self,
    p: &Polygon,
    polygons: &[&[[f64; 2]]],
    tween_factor: f64,
    draw_state: &DrawState,
    transform: [[f64; 3]; 2]
)

Draws a tweened polygon using linear interpolation.

fn image(
    &mut self,
    image: &Image,
    texture: &Self::Texture,
    draw_state: &DrawState,
    transform: [[f64; 3]; 2]
)

Draws image.

fn ellipse<R>(
    &mut self,
    e: &Ellipse,
    rectangle: R,
    draw_state: &DrawState,
    transform: [[f64; 3]; 2]
) where
    R: Into<[f64; 4]>, 

Draws ellipse.

fn line<L>(
    &mut self,
    l: &Line,
    line: L,
    draw_state: &DrawState,
    transform: [[f64; 3]; 2]
) where
    L: Into<[f64; 4]>, 

Draws line.

fn circle_arc<R>(
    &mut self,
    c: &CircleArc,
    rectangle: R,
    draw_state: &DrawState,
    transform: [[f64; 3]; 2]
) where
    R: Into<[f64; 4]>, 

Draws circle arc.