Struct Raster

Source

pub struct Raster { /* private fields */ }

Implementations§

Source §

impl Raster

Source

pub fn new(w: usize, h: usize) -> Raster

Examples found in repository ?

examples/draw_shape.rs (line 64)

61fn main() {
62    let w = 400;
63    let h = 400;
64    let mut r = Raster::new(w, h);
65    draw_shape(&mut r, 4.0);
66    let mut o = stdout();
67    let _ = o.write(format!("P5\n{} {}\n255\n", w, h).as_bytes());
68    let _ = o.write(&r.get_bitmap());
69}

Source

pub fn draw_line(&mut self, p0: &Point, p1: &Point)

Examples found in repository ?

examples/draw_shape.rs (lines 25-34)

24fn draw_shape(r: &mut Raster, s: f32) {
25    r.draw_line(
26        &Point {
27            x: s * 10.0,
28            y: s * 10.5,
29        },
30        &Point {
31            x: s * 20.0,
32            y: s * 150.0,
33        },
34    );
35    r.draw_line(
36        &Point {
37            x: s * 20.0,
38            y: s * 150.0,
39        },
40        &Point {
41            x: s * 50.0,
42            y: s * 139.0,
43        },
44    );
45    r.draw_quad(
46        &Point {
47            x: s * 50.0,
48            y: s * 139.0,
49        },
50        &Point {
51            x: s * 100.0,
52            y: s * 60.0,
53        },
54        &Point {
55            x: s * 10.0,
56            y: s * 10.5,
57        },
58    );
59}

Source

pub fn draw_quad(&mut self, p0: &Point, p1: &Point, p2: &Point)

Examples found in repository ?

examples/draw_shape.rs (lines 45-58)

24fn draw_shape(r: &mut Raster, s: f32) {
25    r.draw_line(
26        &Point {
27            x: s * 10.0,
28            y: s * 10.5,
29        },
30        &Point {
31            x: s * 20.0,
32            y: s * 150.0,
33        },
34    );
35    r.draw_line(
36        &Point {
37            x: s * 20.0,
38            y: s * 150.0,
39        },
40        &Point {
41            x: s * 50.0,
42            y: s * 139.0,
43        },
44    );
45    r.draw_quad(
46        &Point {
47            x: s * 50.0,
48            y: s * 139.0,
49        },
50        &Point {
51            x: s * 100.0,
52            y: s * 60.0,
53        },
54        &Point {
55            x: s * 10.0,
56            y: s * 10.5,
57        },
58    );
59}

Source

pub fn get_bitmap(&self) -> Vec<u8> ⓘ

Examples found in repository ?

examples/draw_shape.rs (line 68)

61fn main() {
62    let w = 400;
63    let h = 400;
64    let mut r = Raster::new(w, h);
65    draw_shape(&mut r, 4.0);
66    let mut o = stdout();
67    let _ = o.write(format!("P5\n{} {}\n255\n", w, h).as_bytes());
68    let _ = o.write(&r.get_bitmap());
69}