delete TileData::FindSpace function.

inc/hgl/graph/TileData.h

@@ -42,7 +42,6 @@ namespace hgl
 
         protected:
         
-			TileObject *FindSpace();																		            ///<寻找一个空位
 			bool WriteTile(TileObject *,const void *,const uint,const int,const int);	                                ///<写入一个Tile数据
             
 		public:

src/SceneGraph/TileData.cpp

@@ -59,16 +59,6 @@ namespace hgl
             SAFE_CLEAR(tile_texture);
         }
         
-        TileObject *TileData::FindSpace()
-        {
-            TileObject *obj;
-
-            if(!to_pool.Get(obj))
-                return(nullptr);
-
-            return obj;
-        }
-        
         bool TileData::WriteTile(TileObject *obj,const void *data,const uint bytes,int ctw,int cth)
         {
             if(!obj||!data||!bytes||ctw<=0||cth<=0)
@@ -107,9 +97,9 @@ namespace hgl
             if(!data||!bytes||ctw<=0||cth<=0)
                 return(nullptr);
                 
-            TileObject *obj=FindSpace();
+            TileObject *obj;
 
-            if(!obj)
+            if(!to_pool.Get(obj))
                 return(nullptr);
 
             WriteTile(obj,data,bytes,ctw,cth);