74 lines
1.9 KiB
Rust
74 lines
1.9 KiB
Rust
use log::trace;
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use crate::{
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bvh::BVH,
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camera::Camera,
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hitable::Hit,
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material::{Lambertian, Metal},
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moving_sphere::MovingSphere,
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renderer::{Opt, Scene},
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sphere::Sphere,
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texture::ConstantTexture,
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vec3::Vec3,
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};
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pub fn new(opt: &Opt) -> Scene {
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let lookfrom = Vec3::new(3., 3., 2.);
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let lookat = Vec3::new(0., 0., -1.);
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let dist_to_focus = (lookfrom - lookat).length();
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let aperture = 0.1;
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let time_min = 0.;
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let time_max = 1.;
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let camera = Camera::new(
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lookfrom,
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lookat,
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Vec3::new(0., 1., 0.),
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45.,
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opt.width as f32 / opt.height as f32,
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aperture,
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dist_to_focus,
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time_min,
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time_max,
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);
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let b = BVH::new(
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vec![
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Box::new(Sphere::new(
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Vec3::new(0., 0., -1.),
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0.5,
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Lambertian::new(ConstantTexture::new(Vec3::new(0.1, 0.2, 0.5))),
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)),
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Box::new(Sphere::new(
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Vec3::new(0., -100.5, -1.),
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100.,
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Lambertian::new(ConstantTexture::new(Vec3::new(0.8, 0.8, 0.8))),
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)),
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Box::new(Sphere::new(
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Vec3::new(1., 0., -1.),
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0.5,
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Metal::new(Vec3::new(0.6, 0.6, 0.6), 0.2),
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)),
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Box::new(MovingSphere::new(
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Vec3::new(-1., 0., -1.25),
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Vec3::new(-1., 0., -0.75),
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0.5,
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time_min,
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time_max,
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Lambertian::new(ConstantTexture::new(Vec3::new(0.2, 0.8, 0.2))),
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)),
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],
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time_min,
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time_max,
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);
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trace!(target: "bvh", "World {}", b);
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let world: Box<dyn Hit> = Box::new(b);
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Scene {
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camera,
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world,
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subsamples: opt.subsamples,
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num_threads: opt.num_threads,
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width: opt.width,
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height: opt.height,
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..Default::default()
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}
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}
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