Struct gfx_graphics::GfxGraphics

pub struct GfxGraphics<'a, R, C> where R: Resources + 'a,
        C: CommandBuffer<R> + 'a,
        R::Buffer: 'a,
        R::Shader: 'a,
        R::Program: 'a,
        R::Texture: 'a,
        R::Sampler: 'a {
    pub encoder: &'a mut Encoder<R, C>,
    // some fields omitted
}

Used for rendering 2D graphics.

Fields

encoder: &'a mut Encoder<R, C>

Provide access to the gfx::Encoder in case a user needs to update textures for caching, etc.

Methods

impl<'a, R, C> GfxGraphics<'a, R, C> where R: Resources, C: CommandBuffer<R>

fn new(encoder: &'a mut Encoder<R, C>,
       output_color: &'a RenderTargetView<R, Srgba8>,
       output_stencil: &'a DepthStencilView<R, DepthStencil>,
       g2d: &'a mut Gfx2d<R>)
       -> Self

Creates a new object for rendering 2D graphics.

fn has_texture_alpha(&self, texture: &Texture<R>) -> bool where R: Resources

Returns true if texture has alpha channel.

Trait Implementations

impl<'a, R, C> Graphics for GfxGraphics<'a, R, C> where R: Resources,
        C: CommandBuffer<R>,
        R::Buffer: 'a,
        R::Shader: 'a,
        R::Program: 'a,
        R::Texture: 'a,
        R::Sampler: 'a

type Texture = Texture<R>

The texture type associated with the back-end.

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

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]))

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], &[f32]))

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.