private bool CheckCanConnection(GridMapNode node1, GridMapNode node2)
{
if (node1.Walkable == false || node2.Walkable == false)
{
return(false);
}
return(true);
}
private void CalculateNodePro(GridMapNode node)
{
if (node == null)
{
Debug.LogError("MapNode == null");
return;
}
//node.Position = (FPVector3)(this.m_Transform.position + new Vector3(node.XIndex + 0.5f,0,node.ZIndex + 0.5f));
node.Walkable = this.m_oData.Walkable[node.GridIndex];
}
public void Scan()
{
this.m_listNodes = new MapNode[this.m_oData.Width * this.m_oData.Height];
for (int i = 0; i < this.m_oData.Height; i++)
{
for (int j = 0; j < this.m_oData.Width; j++)
{
var index = this.CaculateIndex(j, i);
var node = new GridMapNode();
node.GridIndex = index;
node.XIndex = j;
node.ZIndex = i;
this.CalculateNodePro(node);
}
}
}
public void StartFind(MapNode startNode, MapNode endNode)
{
var startPathNode = this.GetPathNode(startNode);
var endPathNode = this.GetPathNode(endNode);
this.CaculatePathNode(startNode, endNode, ref startPathNode);
//然后加入到二叉堆中
var heap = new NativeBinaryHeap(128);
var offsets = this.m_oMap.GetNeighbourOffsets();
for (int i = 0; i < 8; i++)
{
if (startNode.HasConnectInDir(i))
{
//如果i方向的Node连通的话
var index = startNode.NodeIndex + offsets[i];
GridMapNode other = this.m_oMap.GetMapNode(index) as GridMapNode;
if (other != null)
{
}
}
}
}
private void CaculateConnection(GridMapNode node)
{
if (node == null)
{
return;
}
if (node.Walkable == false)
{
node.SetAllNoConnect();
return;
}
if (this.m_oData.neighboursType == ENeighboursType.Eight ||
this.m_oData.neighboursType == ENeighboursType.Four)
{
byte fourDirConnectFlags = 0;
for (int i = 0; i < 4; i++)
{
var offset = this.neighbourOffsets[i];
int nx = node.XIndex + offset.x;
int nz = node.ZIndex + offset.y;
if (nx >= 0 && nz >= 0 &&
nx < this.m_oData.Width && nz < this.m_oData.Height)
{
var nNode = this.m_listNodes[this.CaculateIndex(nx, nz)] as GridMapNode;
if (nNode != null)
{
if (this.CheckCanConnection(nNode, node))
{
fourDirConnectFlags |= (byte)(1 << i);
//0001
//0011....1111
}
}
}
}
if (this.m_oData.neighboursType == ENeighboursType.Eight)
{
byte diagConns = 0;//斜边方向是否有连接
for (int i = 0; i < 4; i++)
{
var offset = this.neighbourOffsets[i];
int nx = node.XIndex + offset.x;
int nz = node.ZIndex + offset.y;
if (nx >= 0 && nz >= 0 &&
nx < this.m_oData.Width && nz < this.m_oData.Height)
{
var nNode = this.m_listNodes[this.CaculateIndex(nx, nz)] as GridMapNode;
if (nNode != null)
{
if (this.CheckCanConnection(nNode, node))
{
fourDirConnectFlags |= (byte)(1 << i);
//0001
//0011....1111
}
}
}
}
}
}
}
