Animation demonstrating various features (click on the image!)
made by generating 720 frames and combining them with ffmpeg

Lambertian, Metallic and Dielectric Spheres
cargo run --release --example weekend

Motion Blur
cargo run --release --example bouncing_spheres

Checker Texture
cargo run --release --example checker

Image Texture
cargo run --release --example image_mapping

Simple Light
cargo run --release --example simple_light

Cornell Box, 200 samples per pixel, Uniform Hemisphere Sampling
cargo run --release --example cornell_box