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.

Implementations

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

pub 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.

pub 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 dyn FnMut(&[[f32; 2]])), 

Renders list of 2d triangles using a solid color.

fn tri_list_c<F>(&mut self, draw_state: &DrawState, f: F) where
    F: FnMut(&mut dyn FnMut(&[[f32; 2]], &[[f32; 4]])), 

Same as tri_list, but with individual vertex colors.

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

Same as tri_list_uv, but with individual vertex colors.

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

Draws a rectangle.

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

Draws a polygon.

pub 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.

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

Draws image.

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

Draws ellipse.

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

Draws line.

pub 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.