Bill Thiede
9c5233e057
Allow Scenes to define global_illumination so scenes without lighting can continue to work.
77 lines
2.1 KiB
Rust
77 lines
2.1 KiB
Rust
use bvh::BVH;
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use camera::Camera;
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use hitable::Hit;
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use material::Lambertian;
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use material::Metal;
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use moving_sphere::MovingSphere;
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use renderer::Opt;
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use renderer::Scene;
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use sphere::Sphere;
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use texture::ConstantTexture;
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use vec3::Vec3;
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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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Box::new(Lambertian::new(Box::new(ConstantTexture::new(Vec3::new(
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0.1, 0.2, 0.5,
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))))),
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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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Box::new(Lambertian::new(Box::new(ConstantTexture::new(Vec3::new(
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0.8, 0.8, 0.8,
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))))),
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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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Box::new(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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Box::new(Lambertian::new(Box::new(ConstantTexture::new(Vec3::new(
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0.2, 0.8, 0.2,
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))))),
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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<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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width: opt.width,
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height: opt.height,
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global_illumination: true,
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}
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}
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