public static PCSTree GetRootTree()
{
GameObjectManager pMan = GameObjectManager.privGetInstance();
Debug.Assert(pMan.pRootTree != null);
return(pMan.pRootTree);
}
//----------------------------------------------------------------------
// 4 Wrapper methods: baseAdd, baseFind, baseRemove, baseDump
//----------------------------------------------------------------------
//Remove GameObject Node
public static void Remove(GameObjectNode pNode)
{
Debug.Assert(pNode != null);
GameObjectManager pMan = GameObjectManager.privGetInstance();
pMan.baseRemoveNode(pNode);
}
public static void SetActive(GameObjectManager pGameMan)
{
GameObjectManager pManager = GameObjectManager.privGetInstance();
Debug.Assert(pManager != null);
Debug.Assert(pGameMan != null);
GameObjectManager.pActiveManager = pGameMan;
}
//public static GameObjectNode AttachTree(GameObject pGameObject, PCSTree pTree)
//{
// //safety first
// Debug.Assert(pGameObject != null);
// GameObjectManager pMan = GameObjectManager.privGetInstance();
// Debug.Assert(pMan != null);
// GameObjectNode pNode = (GameObjectNode)pMan.baseAddToFront();
// Debug.Assert(pNode != null);
// Debug.Assert(pTree != null);
// pNode.Set(pGameObject, pTree);
// return pNode;
//}
public static GameObjectNode AttachTree(GameObject pGameObject)
{
Debug.Assert(pGameObject != null);
GameObjectManager pMan = GameObjectManager.privGetInstance();
GameObjectNode pNode = (GameObjectNode)pMan.baseAddToFront();
Debug.Assert(pNode != null);
pNode.Set(pGameObject);
return(pNode);
}
public static void Destroy()
{
// Get the instance
GameObjectManager pMan = GameObjectManager.privGetInstance();
#if (TRACK_DESTRUCTOR)
Debug.WriteLine("--->GameObjectMan.Destroy()");
#endif
pMan.baseDestroy();
GameObjectManager.pRefNode = null;
GameObjectManager.pInstance = null;
}
//Remove from GameObject PCSTree
public static void Remove(GameObject pNode)
{
Debug.Assert(pNode != null);
GameObjectManager pMan = GameObjectManager.privGetInstance();
GameObject pSafetyNode = pNode;
// OK so we have a linked list of trees (Remember that)
// 1) find the tree root (we already know its the most parent)
GameObject pTmp = pNode;
GameObject pRoot = null;
while (pTmp != null)
{
pRoot = pTmp;
pTmp = (GameObject)pTmp.pParent;
}
// 2) pRoot is the tree we are looking for
// now walk the active list looking for pRoot
GameObjectNode pTree = (GameObjectNode)pMan.baseGetActive();
while (pTree != null)
{
if (pTree.pGameObj == pRoot)
{
// found it
break;
}
// Goto Next tree
pTree = (GameObjectNode)pTree.pMNext;
}
// 3) pTree is the tree that holds pNode
// Now remove it
Debug.Assert(pTree != null);
Debug.Assert(pTree.pGameObj != null);
pMan.pRootTree.SetRoot(pTree.pGameObj);
pMan.pRootTree.Remove(pNode);
}
//public static GameObject Find(GameObject.Name name)
//{
// //get the singleton
// GameObjectManager pMan = privGetInstance();
// // Compare functions only compares two Nodes
// GameObjectManager.pRefNode.pGameObj.SetName(name);
// GameObjectNode pNode = (GameObjectNode)pMan.baseFindNode(GameObjectManager.pRefNode);
// Debug.Assert(pNode != null);
// return pNode.pGameObj;
//}
public static GameObject Find(GameObject.Name name, int index = 0)
{
GameObjectManager pMan = GameObjectManager.privGetInstance();
// Compare functions only compares two Nodes
GameObjectManager.pRefNode.pGameObj.SetName(name);
GameObjectManager.pRefNode.pGameObj.index = index;
GameObjectNode pRoot = (GameObjectNode)pMan.baseGetActive();
GameObject pGameObj = null;
bool found = false;
while (pRoot != null && found == false)
{
// OK at this point, I have a Root tree,
// need to walk the tree completely before moving to next tree
//forward navigation
PCSTreeForwardIterator pIterator = new PCSTreeForwardIterator(pRoot.pGameObj);
// Initialize
pGameObj = (GameObject)pIterator.First();
//while (pGameObj != null)
while (!pIterator.IsDone())
{
//check for both matching name and index
if (pGameObj.GetName() == GameObjectManager.pRefNode.pGameObj.GetName() &&
pGameObj.index == GameObjectManager.pRefNode.pGameObj.index)
{
found = true;
break;
}
// Advance
pGameObj = (GameObject)pIterator.Next();
}
// Goto Next tree
pRoot = (GameObjectNode)pRoot.pMNext;
}
return(pGameObj);
}
public static void Insert(GameObject pGameObj, GameObject pParent)
{
GameObjectManager pMan = GameObjectManager.privGetInstance();
Debug.Assert(pGameObj != null);
if (pParent == null)
{
//GameObjectManager.AttachTree(pGameObj, null);
GameObjectManager.AttachTree(pGameObj);
}
else
{
//parent shouldn't be null if here
Debug.Assert(pParent != null);
//set the root as the parent and insert pGamObj as
//a child of the parent in the same tree;
pMan.pRootTree.SetRoot(pParent);
pMan.pRootTree.Insert(pGameObj, pParent);
}
}
public static void Update()
{
GameObjectManager pMan = GameObjectManager.privGetInstance();
//get the root game object
GameObjectNode pRoot = (GameObjectNode)pMan.baseGetActive();
while (pRoot != null)
{
// OK at this point, I have a Root tree,
// need to walk the tree completely before moving to next tree
//todo double check on forward or reverse iteration
//PCSTreeIterator pIterator = new PCSTreeIterator(pRoot.pGameObj);
PCSTreeForwardIterator pIterator = new PCSTreeForwardIterator(pRoot.pGameObj);
//PCSTreeReverseIterator pIterator = new PCSTreeReverseIterator(pRoot.pGameObj);
// Initialize the first game object pointer
GameObject pGameObj = (GameObject)pIterator.First();
//iterate through and update all GameObjects in this tree/subtree
//Debug.WriteLine("-------");
while (!pIterator.IsDone())
{
//Debug.WriteLine(" {0}", pGameObj.GetName());
pGameObj.Update();
// Advance
pGameObj = (GameObject)pIterator.Next();
}
// Go to next tree
pRoot = (GameObjectNode)pRoot.pMNext;
}
}