public RayAABBSerfaceIntersection IntersectionTest(AABBSurface surface)
{
RayAABBSerfaceIntersection result = new RayAABBSerfaceIntersection();
double distance = origin.ToArray()[(int)surface.axis] - surface.location;
double speed = direction.ToArray()[(int)surface.axis];
if (distance == 0 || speed == 0)
{
return(result);
}
double zoom = distance / speed;
if (zoom <= 0)
{
return(result);
}
result.ray = this;
result.surface = surface;
result.IsIntersect = true;
result.distance = direction.Magnitude * zoom;
result.HitPoint = direction * zoom + origin;
return(result);
}
public RayAABBSerfaceIntersection()
{
ray = null;
surface = null;
IsIntersect = false;
distance = 0;
HitPoint = null;
}