Tony/src/main/java/DirectionalLight.java

import org.joml.Vector3f;

public class DirectionalLight {
    public Vector3f direction;

    public Vector3f ambient;
    public Vector3f diffuse;
    public Vector3f specular;

    public DirectionalLight (
            Vector3f direction,
            Vector3f ambient,
            Vector3f diffuse,
            Vector3f specular) {
        this.direction = direction;
        this.ambient = ambient;
        this.diffuse = diffuse;
        this.specular = specular;
    }
}