private CollisionManager()
{
this.currentDrawType = DRAW_TYPE.DRAW_ALL;
this.bodyGlobalSet = new XboxHashSet<CollisionBody>();
this.bodyGroupList = new List<CollisionBody>();
this.bodyGroupHashSet = new XboxHashSet<CollisionBody>();
this.primitiveBatch = new PrimitiveBatch(Program.GAME.GraphicsDevice);
font = Program.GAME.Content.Load<SpriteFont>("MenuFont");
int poolSize = (int)Math.Pow(4, nodeDepth - 2);
this.nodeArrayPool = new List<QuadTreeNode[]>(poolSize);
for (int i = 0; i < poolSize; i++)
{
QuadTreeNode[] array = new QuadTreeNode[4];
array[0] = new QuadTreeNode();
array[1] = new QuadTreeNode();
array[2] = new QuadTreeNode();
array[3] = new QuadTreeNode();
this.nodeArrayPool.Add(array);
}
this.bodySetPool = new List<XboxHashSet<CollisionBody>>(poolSize);
for (int i = 0; i < poolSize; i++)
{
this.bodySetPool.Add(new XboxHashSet<CollisionBody>(maxNodeCapacity + 1));
}
}
public QuadTreeNode[] obtainNodeArray()
{
if (this.nodeArrayPool.Count > 0)
{
QuadTreeNode[] array = this.nodeArrayPool[0];
nodeArrayPool.RemoveAt(0);
return array;
}
else
{
QuadTreeNode[] array = null;
for (int i = 0; i < 10; i++)
{
array = new QuadTreeNode[4];
array[0] = new QuadTreeNode();
array[1] = new QuadTreeNode();
array[2] = new QuadTreeNode();
array[3] = new QuadTreeNode();
if (i < 9) nodeArrayPool.Add(array);
}
return array;
}
}
public void redeemNodeArray(QuadTreeNode[] array)
{
this.nodeArrayPool.Add(array);
}
/// <summary>
/// Agrega un CollisionBody tanto a la lista global de bodies
/// como a su capa respectiva
/// </summary>
/// <param name="body">CollisionBody a agregar</param>
public void addContainer(CollisionBody body)
{
if (!this.layersRoots.ContainsKey(body.Layer))
{
QuadTreeNode root = new QuadTreeNode();
root.reset(/*null, */layerX, layerY, layerWidth, layerHeight, 1, this.maxNodeCapacity, this.nodeDepth);
this.layersRoots.Add(body.Layer, root);
}
float minX = 0, minY = 0, maxX = 0, maxY = 0;
body.BuildAABB(out minX, out minY, out maxX, out maxY);
this.layersRoots[body.Layer].AddObject(body, minX, minY, maxX, maxY);
this.bodyGlobalSet.Add(body);
}
