Function rust_tracer::render

pub fn render(
    image_width: u32,
    samples_per_pixel: u32,
    max_depth: usize,
    world: &HittableList,
    camera: &Camera
)

Renders a scene given an image width, number of samples, max recursion depth, a world, and a camera

Examples

use rust_tracer::{
    camera::Camera,
    hittables::{self, Sphere},
    materials::{Dielectric, Lambertian, Metal},
    math::{Color, Point3, Vector3},
};

// World
let mut world = hittables::HittableList::new();

let ground_material = Lambertian::new(Color::new(0.8, 0.8, 0.0));
let center_material = Lambertian::new(Color::new(0.1, 0.2, 0.5));
let left_material = Dielectric::new(1.5);
let right_material = Metal::new(Color::new(0.8, 0.6, 0.2), 0.0);

world.add(Sphere::new(
    Point3::new(0.0, -100.5, -1.0),
    100.0,
    ground_material,
));
world.add(Sphere::new(
    Point3::new(0.0, 0.0, -1.0),
    0.5,
    center_material,
));
world.add(Sphere::new(
    Point3::new(-1.0, 0.0, -1.0),
    0.5,
    left_material.clone(),
));
world.add(Sphere::new(
    Point3::new(-1.0, 0.0, -1.0),
    -0.45,
    left_material,
));
world.add(Sphere::new(
    Point3::new(1.0, 0.0, -1.0),
    0.5,
    right_material,
));

// Camera
let camera = Camera::new(
    Point3::new(-2.0, 2.0, 1.0),
    Point3::new(0.0, 0.0, -1.0),
    Vector3(0.0, 1.0, 0.0),
    20.0,
    16.0 / 9.0,
);

// Render
rust_tracer::render(400, 100, 50, &world, &camera);