using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace RaytracerEngine
{
    public class ray
    {
        private vec3 A;
        private vec3 B;
        public ray() { }
        public ray(vec3 a, vec3 b) { A = a; B = b; }
        public vec3 origin { get { return A; } }
        public vec3 direction { get { return B; } }
        public vec3 pap(float t) { return A + t * B; }
    }
}