1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
|
use rendering::camera::{Camera, Film, CameraSettings};
use rendering::scene::{Scene, Object};
use rendering::trace::DefaultTracer;
use rendering::scene::shapes::Sphere;
use rendering::core::{Vector2i, Vector3f, Spectrum};
use rendering::render::{RenderContext, RenderCoord};
use rendering::sample::UniformSampler;
use rendering::material::{Reflectant, Lambertian};
use std::rc::Rc;
fn main() {
let res = Vector2i::new_xy(500, 500);
let cam = Camera::new(&CameraSettings {
target: Vector3f::new_xyz(0.0, 0.0, -1.0),
origin: Vector3f::new_xyz(1.7, 0.0, 0.3),
up: Vector3f::new_xyz(0.0, 1.0, 0.0),
fov: 40.0,
filmsize: res,
focus: None,
aperture: Some(20.0),
});
let brown = Rc::new(Lambertian::new(Spectrum::new_rgb(0.5, 0.3, 0.0)));
let blue = Rc::new(Lambertian::new(Spectrum::new_rgb(0.0, 0.3, 0.7)));
let metal = Rc::new(Reflectant::new(Spectrum::new_rgb(0.75, 0.75, 0.75), None));
let mut scn = Scene::new();
scn.add_objects(vec![
Object::new(metal.clone(), Box::new(Sphere::new(0.5, Vector3f::new_xyz(0.0, 0.0, -1.0)))),
Object::new(blue.clone(), Box::new(Sphere::new(0.5, Vector3f::new_xyz(1.0, 0.0, -1.0)))),
Object::new(brown.clone(), Box::new(Sphere::new(100.0, Vector3f::new_xyz(0.0, -100.5, -1.0)))),
]);
let tracer = DefaultTracer::new(&scn, Some(50));
let mut sampler = UniformSampler::new();
let ctx = RenderContext { cam: &cam, trc: &tracer };
let mut film = Film::new(res);
{
let coord = RenderCoord::new(&mut film, Vector2i::new_xy(32, 32), 100);
coord.work(&ctx, &mut sampler);
}
let image = film.finalize_image();
if let Err(e) = image.save("test.png") {
println!("Failed to save {}", e);
}
}
|
