public T DistanceTo(Vec3 <T> point, T unit)
{
return((ClosestPointTo(point) - point).Length(unit));
}
public Line3(Vec3 <T> p0, Vec3 <T> p1, T unit)
{
pos = p0;
dir = p1 - p0;
dir.Normalize(unit);
}
public Vec3 <T> ClosestPointTo(Vec3 <T> point)
{
return(((point - pos) ^ dir) * dir + pos);
}
void Set(Vec3 <T> p0, Vec3 <T> p1, T unit)
{
pos = p0; dir = p1 - p0;
dir.Normalize(unit);
}