void DetachBrick(CubeBrick _cb)
{
_cb.m_go.rigidbody.isKinematic = false;
_cb.m_go.rigidbody.AddForce(0.0f, -9.8f, 0.0f);
IntVec3 _posIdx = _cb.GetIdx();
m_buildBrickMap.Remove(_posIdx);
m_checkListMap.Remove(_posIdx);
}
void UpdateCheckList()
{
while (m_checkListMap.Count != 0)
{
Dictionary <IntVec3, CubeBrick> .Enumerator _enum = m_checkListMap.GetEnumerator();
bool _b = _enum.MoveNext();
KeyValuePair <IntVec3, CubeBrick> _it = _enum.Current;
CubeBrick _cb = _it.Value;
//如果为独立brick，无任何连接方向
if (_cb.m_dirP == NoDir && _cb.m_dirN == NoDir)
{
IntVec3 _upIdx = _cb.GetPY();
if (m_buildBrickMap.ContainsKey(_upIdx))
{
m_checkListMap.Add(_upIdx, m_buildBrickMap[_upIdx]);
}
DetachBrick(_cb);
break;
}
//如果为Y轴正方向
if (_cb.m_dirP == PYAxis)
{
if (_cb.m_neighbour[_cb.m_dirP] != null) //非Y轴最顶层
{
m_checkListMap.Add(_cb.m_neighbour[_cb.m_dirP].GetIdx(), _cb.m_neighbour[_cb.m_dirP]);
}
else //为Y抽最顶层
{
IntVec3 _upIdx = _cb.GetPY();
if (m_buildBrickMap.ContainsKey(_upIdx))
{
m_checkListMap.Add(_upIdx, m_buildBrickMap[_upIdx]);
}
}
DetachBrick(_cb);
continue;
}
//如果为非Y轴队列：先检查每个brick下面是否存在支撑点，如果一个支撑点都没有，则detach改队列所有brick
bool _hasPillar = false;
List <CubeBrick> _brickGroup = new List <CubeBrick>();
IntVec3 _downIdx = _cb.GetNY();
//首先检查当前brick下面是否存在支撑点
if (m_buildBrickMap.ContainsKey(_downIdx))
{
_hasPillar = true;
}
else
{
_brickGroup.Add(_cb); //加入当前cubebrick
}
if (_hasPillar == false)
{
CubeBrick _cbNgb = _cb.m_neighbour[_cb.m_dirP];
//检查正方向
while (_cbNgb != null)
{
_downIdx = _cbNgb.GetNY();
if (m_buildBrickMap.ContainsKey(_downIdx))
{
_hasPillar = true;
break;
}
else
{
_brickGroup.Add(_cbNgb);
_cbNgb = _cbNgb.m_neighbour[_cbNgb.m_dirP];
}
}
//检查负方向
if (_hasPillar == false)
{
_cbNgb = _cb.m_neighbour[_cb.m_dirN];
while (_cbNgb != null)
{
_downIdx = _cbNgb.GetNY();
if (m_buildBrickMap.ContainsKey(_downIdx))
{
_hasPillar = true;
break;
}
else
{
_brickGroup.Add(_cbNgb);
_cbNgb = _cbNgb.m_neighbour[_cbNgb.m_dirN];
}
}
}
}
if (_hasPillar == false)
{
foreach (CubeBrick _brick in _brickGroup)
{
m_buildBrickMap.Remove(_brick.GetIdx());
DetachBrick(_brick);
IntVec3 _upIdx = _brick.GetPY();
if (m_buildBrickMap.ContainsKey(_upIdx))
{
m_checkListMap.Add(_upIdx, m_buildBrickMap[_upIdx]);
}
}
}
m_checkListMap.Remove(_cb.GetIdx());
}
//yield return 0;
}
void DestroyTargetBrick()
{
RaycastHit _raycastHit;
Ray _ray = Camera.main.ScreenPointToRay(Input.mousePosition);
if (Physics.Raycast(_ray, out _raycastHit, 256))
{
Vector3 _hitPoint = _raycastHit.point;
if (_raycastHit.collider.gameObject.name != "CubeBrick(Clone)")
{
return;
}
IntVec3 _cubeIdx = new IntVec3(_raycastHit.collider.gameObject.transform.position);
if (m_buildBrickMap.ContainsKey(_cubeIdx) == true)
{
CubeBrick _cb = m_buildBrickMap[_cubeIdx];
//清理targetBrick
m_buildBrickMap.Remove(_cubeIdx);
Object.DestroyImmediate(_cb.m_go);
CubeBrick _cbNgb = _cb.GetBrickDirP();
if (_cbNgb != null)
{
_cbNgb.SetBrickDirN(null);
}
_cbNgb = _cb.GetBrickDirN();
if (_cbNgb != null)
{
_cbNgb.SetBrickDirP(null);
}
//无论哪种情况都需要检查上面的brick
IntVec3 _upIdx = new IntVec3(_cubeIdx);
_upIdx.y += 1;
if (m_buildBrickMap.ContainsKey(_upIdx) == true)
{
m_checkListMap.Add(_upIdx, m_buildBrickMap[_upIdx]);
}
//如果targetBrick为PY方向 或者 targetBrick无相邻对象，则通知其上面的brick
if ((_cb.m_dirP == PYAxis) || (_cb.m_dirN == NoDir && _cb.m_dirP == NoDir))
{
return;
}
//如果targetBrick为其它方向，则通知其相邻方向和上面的brick
if (_cb.m_dirP != NoDir)
{
_cbNgb = _cb.GetBrickDirP();
if (_cbNgb != null)
{
m_checkListMap.Add(_cbNgb.GetIdx(), _cbNgb);
}
}
if (_cb.m_dirN != NoDir)
{
_cbNgb = _cb.GetBrickDirN();
if (_cbNgb != null)
{
m_checkListMap.Add(_cbNgb.GetIdx(), _cbNgb);
}
}
}
}
}