Struct Renderer 

pub struct Renderer<'a> { /* private fields */ }

Implementations

impl<'a> Renderer<'a>

pub fn new(framebuffer: Framebuffer<'a>) -> Self

pub unsafe fn set_pixel_raw_unchecked(&mut self, x: u64, y: u64, color: &Color)

绘制像素到后台缓冲区

pub fn set_pixel_raw(&mut self, x: u64, y: u64, color: &Color)

pub fn set_pixel(&mut self, pixel: Pixel, color: &Color)

设置像素

pub fn get_pixel(&self, pixel: Pixel) -> Color

获取像素

pub fn set_clear_color(&mut self, color: Color)

pub fn get_clear_color(&self) -> Color

pub fn clear(&mut self)

pub fn draw_line(&mut self, p1: Pixel, p2: Pixel, color: Color)

绘制线

pub fn draw_triangle(&mut self, p1: Pixel, p2: Pixel, p3: Pixel, color: Color)

绘制三角形

pub fn fill_triangle(&mut self, p1: Pixel, p2: Pixel, p3: Pixel, color: Color)

填充三角形

pub fn width(&self) -> u64

pub fn height(&self) -> u64

pub fn draw_rect(&mut self, pixel: Pixel, width: u64, height: u64, color: Color)

绘制矩形

pub fn fill_rect(&mut self, pixel: Pixel, width: u64, height: u64, color: Color)

填充矩形

pub fn draw_polygon(&mut self, points: &[Pixel], color: Color)

绘制任意多边形（轮廓）

pub fn fill_convex_polygon(&mut self, points: &[Pixel], color: Color)

填充任意凸多边形（扫描线算法）

pub fn fill_polygon(&mut self, points: &[Pixel], color: Color)

填充任意多边形（使用奇偶规则）

pub fn draw_bmp(&mut self, pos: Pixel, bmp: &BmpImage)

绘制BMP图像

pub fn draw_bmp_scaled( &mut self, pos: Pixel, bmp: &BmpImage, scale_x: f32, scale_y: f32, )

绘制BMP图像 (带缩放)

pub fn draw_bmp_distorted(&mut self, corners: [Pixel; 4], bmp: &BmpImage)

绘制BMP图像 (扭曲变形)

pub fn draw_bmp_from_bytes( &mut self, pos: Pixel, data: &[u8], ) -> Result<(), BmpError>

从字节加载并绘制BMP图像

pub fn draw_circle(&mut self, center: Pixel, radius: u64, color: Color)

绘制圆形

pub fn scroll_y(&mut self, offset: i64)

pub fn present(&mut self)

将后台缓冲区的内容复制到前台帧缓冲区，从而显示绘制结果。