public static bool CheckLinkState(Point point1, Point point2)
{
if (point1 == null || point2 == null)
{
return(false);
}
return(CheckLinkState(point1.GetLinkPosition(), point2.GetLinkPosition(), point1.GetTrans(), point2.GetTrans()));
}
bool TryLink()
{
mPrePoint = FindNearestIsolatePoint(mLinkPoint.position);
if (mPrePoint == null)
{
BreakLink();
return(false);
}
m_LinkPos1 = mLinkPoint.position;
m_LinkPos2 = mPrePoint.GetLinkPosition();
Transform preTran = mPrePoint.GetTrans();
//if can't link move higher
bool getPos = false;
for (int i = 0; i < MaxStepTime; ++i)
{
if (Railway.Manager.CheckLinkState(m_LinkPos1, m_LinkPos2, transform, preTran))
{
getPos = true;
EstablishSubLink(mLinkPoint.position, m_LinkPos2);
transform.position += i * StepHeight * Vector3.up;
EstablishLink(m_LinkPos1, m_LinkPos2);
break;
}
m_LinkPos1 += StepHeight * Vector3.up;
}
if (!getPos)
{
BreakLink();
mPrePoint = null;
return(false);
}
return(true);
}
Railway.Point FindNearestIsolatePoint(Vector3 pos, float dis = Railway.Manager.JointMaxDistance)
{
Railway.Point retPoint = null;
float minSqrDis = dis * dis;
foreach (int pointId in isolatePoints)
{
Railway.Point point = Railway.Manager.Instance.GetPoint(pointId);
if (null == point)
{
continue;
}
float sqrDis = (pos - point.GetLinkPosition()).sqrMagnitude;
if (sqrDis < minSqrDis)
{
minSqrDis = sqrDis;
retPoint = point;
}
}
return(retPoint);
}
