Struct graphics_buffer::RenderBuffer

pub struct RenderBuffer { /* fields omitted */ }

A buffer that can be rendered to with Piston's graphics library.

Methods

impl RenderBuffer

pub fn new(width: u32, height: u32) -> RenderBuffer

Create a new RenderBuffer with the given witdth or height.

pub fn open<P: AsRef<Path>>(path: P) -> ImageResult<RenderBuffer>

Creates a new RenderBuffer by opening it from a file.

pub fn from_bytes(bytes: &[u8]) -> ImageResult<RenderBuffer>

pub fn clear(&mut self, color: [f32; 4])

Clear the buffer with a color.

pub fn pixel(&self, x: u32, y: u32) -> [f32; 4]

Returns the color of the pixel at the given coordinates.

pub fn set_pixel(&mut self, x: u32, y: u32, color: [f32; 4])

Sets the color of the pixel at the given coordinates.

Trait Implementations

impl Debug for RenderBuffer

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

Formats the value using the given formatter.

impl Clone for RenderBuffer

fn clone(&self) -> RenderBuffer

Returns a copy of the value.

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

Performs copy-assignment from source.

impl From<RgbaImage> for RenderBuffer

fn from(image: RgbaImage) -> Self

Performs the conversion.

impl From<DynamicImage> for RenderBuffer

fn from(image: DynamicImage) -> Self

Performs the conversion.

impl Deref for RenderBuffer

type Target = RgbaImage

The resulting type after dereferencing.

fn deref(&self) -> &Self::Target

Dereferences the value.

impl ImageSize for RenderBuffer

fn get_size(&self) -> (u32, u32)

Get the image size.

fn get_width(&self) -> u32

Gets the image width.

fn get_height(&self) -> u32

Gets the image height.

impl Graphics for RenderBuffer

type Texture = RenderBuffer

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: &[f32; 4], f: F) where     F: FnMut(&mut 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 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.

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

Draws deformed image.