public Vector3 GetColor(Ray ray)
{
var attenuation = Vector3.one;
for (int i = 0; i < maxDepth_; ++i)
{
var hit = new HitRecord();
hitableList_.Hit(ray, hit);
if (!hit.IsHit())
{
attenuation.Scale(GetBGColor(ray));
break;
}
if (!hit.material.Scatter(ray, hit))
{
return(Vector3.zero);
}
attenuation.Scale(hit.attenuation);
ray = hit.scatteredRay;
}
return(attenuation);
}
