For each pixel of the screen
{
    final color = 0;
    ray = {starting point, directio}
    repeat
    {
        for each object in the scene
        {
            determine the closest ray object/intersection
        }
        if intersection exists
        {
            for each light in the scene
            {
                if the light is not the shadow of another object
                {
                    add this light contribution to computed color
                }
            }
        }
        final color = final color + computed color * previous reflection factor
        reflection factor = reflection factor * surface reflection property
        increment depth;
    }until refection factor is 0 or maximum depth is reached
}