public Level(String name, LevelScene scene)
{
this.name = name;
this.scene = scene;
}
public LevelSceneRender(LevelScene scene)
{
this.scene = scene;
InitRender();
}
public QuadTreeNode(LevelScene scene)
: this(scene.Bounds)
{
}
public List<Tuple<ITile, TileCoord>> Culling(ViewFrustum frustum, LevelScene scene)
{
List<Tuple<ITile, TileCoord>> viewTiles = new List<Tuple<ITile, TileCoord>>();
Culling(frustum, scene, viewTiles);
return viewTiles;
}
private void Culling(ViewFrustum frustum, LevelScene scene, List<Tuple<ITile, TileCoord>> viewTiles)
{
if (IsLeaf)
{
foreach (TileCoord tileCoord in region.TileCoords())
{
ITile tile = scene.GetTile(tileCoord);
if (tile != null)
{
viewTiles.Add(new Tuple<ITile, TileCoord>(tile, tileCoord));
}
}
}
else
{
for (int k = 0; k < 4; k++)
{
if (children[k] == null)
continue;
if (frustum.Intersects(children[k].Bounds))
Culling(frustum, scene, viewTiles);
}
}
}