public override void Update(double time)
{
DoublePoint fp;
double mag = Speed;
bool b = true;
while (b && ((fp = _decisionTree.GetGoal()) != null && !(Math.Abs(fp.X - _pos.X) < double.Epsilon && Math.Abs(fp.Y - _pos.Y) < double.Epsilon)))
{
fp = _decisionTree.GetGoal ();
if (fp == null || (Math.Abs(fp.X - _pos.X) < double.Epsilon && Math.Abs(fp.Y - _pos.Y) < double.Epsilon))
{
State = 0;
break;
}
DoublePoint v = new DoublePoint(fp.X - _pos.X, fp.Y - _pos.Y);
b = v.SetToLessOrEqualMag(mag);
_moveDirectionUp = fp.Y - _pos.Y > 0;
if (b)
{
_pos.Set(v);
}
else
{
_pos.Add(v);
}
if (Math.Abs(v.X) <= Math.Abs(v.Y))
{
if (v.Y == 0)
{
State = 0;
}
else if (v.Y > 0)
{
State = 1;
}
else
{
State = 2;
}
}
else
{
if (v.X < 0)
{
State = 3;
}
else
{
State = 4;
}
}
}
base.Update(time);
}
