private void DebugDrawRec(Node node, Utility.FixedRect r)
{
Debug.DrawLine(new Vector3(r.xMin.ToInt(), 0, r.yMin.ToInt()), new Vector3(r.xMax.ToInt(), 0, r.yMin.ToInt()), Color.white);
Debug.DrawLine(new Vector3(r.xMax.ToInt(), 0, r.yMin.ToInt()), new Vector3(r.xMax.ToInt(), 0, r.yMax.ToInt()), Color.white);
Debug.DrawLine(new Vector3(r.xMax.ToInt(), 0, r.yMax.ToInt()), new Vector3(r.xMin.ToInt(), 0, r.yMax.ToInt()), Color.white);
Debug.DrawLine(new Vector3(r.xMin.ToInt(), 0, r.yMax.ToInt()), new Vector3(r.xMin.ToInt(), 0, r.yMin.ToInt()), Color.white);
if (node.child00 != null)
{
// Not a leaf node
var c = r.center;
DebugDrawRec(node.child11, Utility.MinMaxRect(c.x, c.y, r.xMax, r.yMax));
DebugDrawRec(node.child10, Utility.MinMaxRect(c.x, r.yMin, r.xMax, c.y));
DebugDrawRec(node.child01, Utility.MinMaxRect(r.xMin, c.y, c.x, r.yMax));
DebugDrawRec(node.child00, Utility.MinMaxRect(r.xMin, r.yMin, c.x, c.y));
}
var a = node.linkedList;
int count = 0;
while (a != null && count < LeafSize + 1)
{
count++;
Debug.DrawLine(node.linkedList.Position.ToVector3() + Vector3.up, a.Position.ToVector3() + Vector3.up,
new Color(1, 1, 0, 0.5f));
a = a.Next;
}
}
public void SetBounds(Utility.FixedRect r)
{
_bounds = r;
if (_root == null)
{
Clear();
}
_root.rect = _bounds;
}
private void Distribute(Node node, Utility.FixedRect r)
{
var c = r.center;
node.child11 = new Node {
rect = Utility.MinMaxRect(c.x, c.y, r.xMax, r.yMax)
};
node.child10 = new Node {
rect = Utility.MinMaxRect(c.x, r.yMin, r.xMax, c.y)
};
node.child01 = new Node {
rect = Utility.MinMaxRect(r.xMin, c.y, c.x, r.yMax)
};
node.child00 = new Node {
rect = Utility.MinMaxRect(r.xMin, r.yMin, c.x, c.y)
};
while (node.linkedList != null)
{
var nx = node.linkedList.Next;
if (node.linkedList.Position.x > c.x)
{
if (node.linkedList.Position.z > c.y)
{
Add(node.child11, node.linkedList);
}
else
{
Add(node.child10, node.linkedList);
}
}
else
{
if (node.linkedList.Position.z > c.y)
{
Add(node.child01, node.linkedList);
}
else
{
Add(node.child00, node.linkedList);
}
}
node.linkedList = nx;
}
node.linkedList = null;
node.count = 0;
}
public override void Execute(SceneObject sender, SceneObject reciever, object data)
{
var _battleScene = LogicCore.SP.SceneManager.CurrentScene as BattleScene;
long fw = FixedMath.Create(Width) / 100;
long fh = FixedMath.Create(Height) / 100;
long fr = FixedMath.Sqrt((fw / 2).Mul(fw / 2) + fh.Mul(fh));
var center = new Vector2d(0, fh / 2);
var q = FixedQuaternion.LookRotation(sender.Forward, Vector3d.up);
Utility.FixedRect rect = new Utility.FixedRect(center, fw, fh);
Utility.List.Clear();
_battleScene.FixedQuadTree.Query(sender as IFixedAgent, fr, Utility.List);
for (int i = 0; i < Utility.List.Count; i++)
{
if (IsTarget(Utility.List[i]))
{
if (Utility.PositionIsInRect(rect, sender.Position, q, Utility.List[i].Position))
{
EventManager.TriggerEvent(EventId, new RuntimeData(sender, Utility.List[i] as SceneObject, null));
}
}
}
base.Execute(sender, reciever, data);
}
private long QueryRec(Node node, Vector2d p, long radius, List <IFixedAgent> fixedAgents, Utility.FixedRect r)
{
//找到一个子节点
if (!node.HasChild)
{
var a = node.linkedList;
while (a != null)
{
if (Vector2d.SqrDistance(p, new Vector2d(a.Position.x, a.Position.z)) < radius.Mul(radius))
{
fixedAgents.Add(a);
}
a = a.Next;
}
}
else
{
//搜索子节点
var c = r.center;
if (p.x - radius < c.x)
{
if (p.y - radius < c.y)
{
radius = QueryRec(node.child00, p, radius, fixedAgents,
Utility.MinMaxRect(r.xMin, r.yMin, c.x, c.y));
}
if (p.y + radius > c.y)
{
radius = QueryRec(node.child01, p, radius, fixedAgents,
Utility.MinMaxRect(r.xMin, c.y, c.x, r.yMax));
}
}
if (p.x + radius > c.x)
{
if (p.y - radius < c.y)
{
radius = QueryRec(node.child10, p, radius, fixedAgents,
Utility.MinMaxRect(c.x, r.yMin, r.xMax, c.y));
}
if (p.y + radius > c.y)
{
radius = QueryRec(node.child11, p, radius, fixedAgents,
Utility.MinMaxRect(c.x, c.y, r.xMax, r.yMax));
}
}
}
return(radius);
}
