/** Unloads the landscape data, but doesn´t destroy the landscape page. */
public void Unload( )
{
if (isLoaded == false)
{
return;
}
if (neighbors[(int)Neighbor.South] != null)
{
neighbors[(int)Neighbor.South].SetNeighbor(Neighbor.North, null);
}
if (neighbors[(int)Neighbor.North] != null)
{
neighbors[(int)Neighbor.North].SetNeighbor(Neighbor.South, null);
}
if (neighbors[(int)Neighbor.East] != null)
{
neighbors[(int)Neighbor.East].SetNeighbor(Neighbor.West, null);
}
if (neighbors[(int)Neighbor.West] != null)
{
neighbors[(int)Neighbor.West].SetNeighbor(Neighbor.East, null);
}
for (long i = 0; i < 4; i++)
{
neighbors[i] = null;
}
// Unload the Tiles
for (long i = 0; i < numTiles; i++)
{
for (long j = 0; j < numTiles; j++)
{
Debug.Assert(tiles[i][j] != null);
tiles[i][j].Release();
tiles[i][j] = null;
}
//mTiles[ i ].clear();
}
//mTiles.clear ();
if (pageNode != null)
{
// Unload the nodes
pageNode.Clear();
//pageNoderemoveAndDestroyAllChildren();
//mPageNode->getParent()->removeChild( mPageNode->getName() );
//delete mPageNode;
// jsw - we need to call both of these to delete the scene node. The first
// one removes it from the SceneManager's list of all nodes, and the 2nd one
// removes it from the tree of scene nodes.
pageNode.Creator.DestroySceneNode(pageNode.Name);
pageNode.Parent.RemoveChild(pageNode.Name);
pageNode = null;
}
Texture.TextureManager.Instance.Unload(tableX, tableZ);
isLoaded = false;
}
/// <summary>
/// Clears the overlay of all attached items.
/// </summary>
public void Clear()
{
rootNode.Clear();
elementList.Clear();
}
