diff --git a/DungeonShooting_Godot/resource/map/RoomConfig.json b/DungeonShooting_Godot/resource/map/RoomConfig.json
index e5c9d13..8f2f2a3 100644
--- a/DungeonShooting_Godot/resource/map/RoomConfig.json
+++ b/DungeonShooting_Godot/resource/map/RoomConfig.json
@@ -28,14 +28,14 @@
           "End": 128
         },
         {
-          "Direction": 0,
+          "Direction": 1,
           "Start": 16,
           "End": 128
         },
         {
-          "Direction": 1,
-          "Start": 16,
-          "End": 128
+          "Direction": 2,
+          "Start": 208,
+          "End": 320
         },
         {
           "Direction": 3,
@@ -44,11 +44,11 @@
         },
         {
           "Direction": 0,
-          "Start": 208,
-          "End": 320
+          "Start": 16,
+          "End": 128
         },
         {
-          "Direction": 2,
+          "Direction": 0,
           "Start": 208,
           "End": 320
         }
diff --git a/DungeonShooting_Godot/resource/map/tiledata/Room3.json b/DungeonShooting_Godot/resource/map/tiledata/Room3.json
index 5a3fd83..ed98615 100644
--- a/DungeonShooting_Godot/resource/map/tiledata/Room3.json
+++ b/DungeonShooting_Godot/resource/map/tiledata/Room3.json
@@ -24,14 +24,14 @@
       "End": 128
     },
     {
-      "Direction": 0,
+      "Direction": 1,
       "Start": 16,
       "End": 128
     },
     {
-      "Direction": 1,
-      "Start": 16,
-      "End": 128
+      "Direction": 2,
+      "Start": 208,
+      "End": 320
     },
     {
       "Direction": 3,
@@ -40,11 +40,11 @@
     },
     {
       "Direction": 0,
-      "Start": 208,
-      "End": 320
+      "Start": 16,
+      "End": 128
     },
     {
-      "Direction": 2,
+      "Direction": 0,
       "Start": 208,
       "End": 320
     }
diff --git a/DungeonShooting_Godot/src/framework/common/Utils.cs b/DungeonShooting_Godot/src/framework/common/Utils.cs
index 31c9455..3b06941 100644
--- a/DungeonShooting_Godot/src/framework/common/Utils.cs
+++ b/DungeonShooting_Godot/src/framework/common/Utils.cs
@@ -1,3 +1,4 @@
+using System;
 using System.Collections.Generic;
 using Godot;
 
@@ -7,12 +8,19 @@
 public static class Utils
 {
 
+    private static readonly Random _random;
+    
+    static Utils()
+    {
+        _random = new Random();
+    }
+    
     /// <summary>
     /// 返回随机 boolean 值
     /// </summary>
     public static bool RandomBoolean()
     {
-        return GD.Randf() >= 0.5f;
+        return _random.NextSingle() >= 0.5f;
     }
 
     /// <summary>
@@ -22,8 +30,8 @@
     {
         if (min == max) return min;
         if (min > max)
-            return GD.Randf() * (min - max) + max;
-        return GD.Randf() * (max - min) + min;
+            return _random.NextSingle() * (min - max) + max;
+        return _random.NextSingle() * (max - min) + min;
     }
 
     /// <summary>
@@ -33,8 +41,8 @@
     {
         if (min == max) return min;
         if (min > max)
-            return Mathf.FloorToInt(GD.Randf() * (min - max + 1) + max);
-        return Mathf.FloorToInt(GD.Randf() * (max - min + 1) + min);
+            return Mathf.FloorToInt(_random.NextSingle() * (min - max + 1) + max);
+        return Mathf.FloorToInt(_random.NextSingle() * (max - min + 1) + min);
     }
 
     /// <summary>
diff --git a/DungeonShooting_Godot/src/framework/map/GenerateDungeon.cs b/DungeonShooting_Godot/src/framework/map/GenerateDungeon.cs
index 96e2387..752bb51 100644
--- a/DungeonShooting_Godot/src/framework/map/GenerateDungeon.cs
+++ b/DungeonShooting_Godot/src/framework/map/GenerateDungeon.cs
@@ -529,66 +529,74 @@
     {
         if (areaInfo.Direction == DoorDirection.N || areaInfo.Direction == DoorDirection.S) //纵向门
         {
-            var num = room1.GetHorizontalStart() * TileCellSize;
-            var p1 = num + areaInfo.Start;
-            var p2 = num + areaInfo.End;
+            var num = room1.GetHorizontalStart();
+            var p1 = num + areaInfo.Start / TileCellSize;
+            var p2 = num + areaInfo.End / TileCellSize;
 
             if (room1.Position.X > room2.Position.X)
             {
-                var range = CalcOverlapRange(room2.GetHorizontalEnd() * TileCellSize,
-                    room1.GetHorizontalEnd() * TileCellSize, p1, p2);
+                var range = CalcOverlapRange(room2.GetHorizontalEnd(),
+                    room1.GetHorizontalEnd(), p1, p2);
                 //交集范围够生成门
-                if (range.Y - range.X >= CorridorWidth * TileCellSize)
+                if (range.Y - range.X >= CorridorWidth)
                 {
-                    if (areaRange == null || range.X < areaRange.Value.X)
+                    var tempRange = new Vector2I(Mathf.Abs(room1.Position.X - (int)range.X),
+                        Mathf.Abs(room1.Position.X - (int)range.Y) - CorridorWidth);
+                    if (areaRange == null || tempRange.X < areaRange.Value.X)
                     {
-                        areaRange = new Vector2I(Mathf.Abs(room1.Position.X - (int)(range.X / 16)), Mathf.Abs(room1.Position.X - (int)(range.Y / 16)) - CorridorWidth);
+                        areaRange = tempRange;
                     }
                 }
             }
             else
             {
-                var range = CalcOverlapRange(room1.GetHorizontalStart() * TileCellSize,
-                    room2.GetHorizontalStart() * TileCellSize, p1, p2);
+                var range = CalcOverlapRange(room1.GetHorizontalStart(),
+                    room2.GetHorizontalStart(), p1, p2);
                 //交集范围够生成门
-                if (range.Y - range.X >= CorridorWidth * TileCellSize)
+                if (range.Y - range.X >= CorridorWidth)
                 {
-                    if (areaRange == null || range.Y > areaRange.Value.Y)
+                    var tempRange = new Vector2I(Mathf.Abs(room1.Position.X - (int)range.X),
+                        Mathf.Abs(room1.Position.X - (int)range.Y) - CorridorWidth);
+                    if (areaRange == null || tempRange.Y > areaRange.Value.Y)
                     {
-                        areaRange = new Vector2I(Mathf.Abs(room1.Position.X - (int)(range.X / 16)), Mathf.Abs(room1.Position.X - (int)(range.Y / 16)) - CorridorWidth);
+                        areaRange = tempRange;
                     }
                 }
             }
         }
         else //横向门
         {
-            var num = room1.GetVerticalStart() * TileCellSize;
-            var p1 = num + areaInfo.Start;
-            var p2 = num + areaInfo.End;
+            var num = room1.GetVerticalStart();
+            var p1 = num + areaInfo.Start / TileCellSize;
+            var p2 = num + areaInfo.End / TileCellSize;
 
             if (room1.Position.Y > room2.Position.Y)
             {
-                var range = CalcOverlapRange(room2.GetVerticalEnd() * TileCellSize,
-                    room1.GetVerticalEnd() * TileCellSize, p1, p2);
+                var range = CalcOverlapRange(room2.GetVerticalEnd(),
+                    room1.GetVerticalEnd(), p1, p2);
                 //交集范围够生成门
-                if (range.Y - range.X >= CorridorWidth * TileCellSize)
+                if (range.Y - range.X >= CorridorWidth)
                 {
-                    if (areaRange == null || range.X < areaRange.Value.X)
+                    var tempRange = new Vector2I(Mathf.Abs(room1.Position.Y - (int)range.X),
+                        Mathf.Abs(room1.Position.Y - (int)range.Y) - CorridorWidth);
+                    if (areaRange == null || tempRange.X < areaRange.Value.X)
                     {
-                        areaRange = new Vector2I(Mathf.Abs(room1.Position.Y - (int)(range.X / 16)), Mathf.Abs(room1.Position.Y - (int)(range.Y / 16)) - CorridorWidth);
+                        areaRange = tempRange;
                     }
                 }
             }
             else
             {
-                var range = CalcOverlapRange(room1.GetVerticalStart() * TileCellSize,
-                    room2.GetVerticalStart() * TileCellSize, p1, p2);
+                var range = CalcOverlapRange(room1.GetVerticalStart(),
+                    room2.GetVerticalStart(), p1, p2);
                 //交集范围够生成门
-                if (range.Y - range.X >= CorridorWidth * TileCellSize)
+                if (range.Y - range.X >= CorridorWidth)
                 {
-                    if (areaRange == null || range.Y > areaRange.Value.Y)
+                    var tempRange = new Vector2I(Mathf.Abs(room1.Position.Y - (int)range.X),
+                        Mathf.Abs(room1.Position.Y - (int)range.Y) - CorridorWidth);
+                    if (areaRange == null || tempRange.Y > areaRange.Value.Y)
                     {
-                        areaRange = new Vector2I(Mathf.Abs(room1.Position.Y - (int)(range.X / 16)), Mathf.Abs(room1.Position.Y - (int)(range.Y / 16)) - CorridorWidth);
+                        areaRange = tempRange;
                     }
                 }
             }
@@ -616,6 +624,7 @@
 
     private bool TryConnect_WS_Door(RoomInfo room, RoomInfo nextRoom, RoomDoorInfo roomDoor, RoomDoorInfo nextRoomDoor, ref Vector2 cross)
     {
+        //ok
         var offset1 = 0;
         var offset2 = 0;
         roomDoor.Direction = DoorDirection.W; //←
@@ -626,9 +635,8 @@
             return false;
         }
                     
-        roomDoor.OriginPosition = new Vector2(room.GetHorizontalStart(), room.GetVerticalStart() + offset2);
-        nextRoomDoor.OriginPosition = new Vector2(nextRoom.GetHorizontalStart() + offset1,
-            nextRoom.GetVerticalEnd());
+        roomDoor.OriginPosition = new Vector2(room.GetHorizontalStart(), room.GetVerticalStart() + offset1);
+        nextRoomDoor.OriginPosition = new Vector2(nextRoom.GetHorizontalStart() + offset2, nextRoom.GetVerticalEnd());
         cross = new Vector2(nextRoomDoor.OriginPosition.X, roomDoor.OriginPosition.Y);
         return true;
     }
@@ -665,7 +673,7 @@
         }
 
         roomDoor.OriginPosition =
-            new Vector2(room.GetHorizontalStart(), room.GetVerticalStart() + offset2); //
+            new Vector2(room.GetHorizontalStart(), room.GetVerticalStart() + offset1); //
         nextRoomDoor.OriginPosition = new Vector2(nextRoom.GetHorizontalStart() + offset2,
             nextRoom.GetVerticalStart());
         cross = new Vector2(nextRoomDoor.OriginPosition.X, roomDoor.OriginPosition.Y);
@@ -684,8 +692,8 @@
             return false;
         }
                     
-        roomDoor.OriginPosition = new Vector2(room.GetHorizontalEnd(), room.GetVerticalStart() + offset2);
-        nextRoomDoor.OriginPosition = new Vector2(nextRoom.GetHorizontalStart() + offset1,
+        roomDoor.OriginPosition = new Vector2(room.GetHorizontalEnd(), room.GetVerticalStart() + offset1);
+        nextRoomDoor.OriginPosition = new Vector2(nextRoom.GetHorizontalStart() + offset2,
             nextRoom.GetVerticalEnd());
         cross = new Vector2(nextRoomDoor.OriginPosition.X, roomDoor.OriginPosition.Y);
         return true;
@@ -723,8 +731,8 @@
         }
                     
         roomDoor.OriginPosition = new Vector2(room.GetHorizontalEnd(),
-            room.GetVerticalStart() + offset2);
-        nextRoomDoor.OriginPosition = new Vector2(nextRoom.GetHorizontalStart() + offset1, nextRoom.GetVerticalStart());
+            room.GetVerticalStart() + offset1);
+        nextRoomDoor.OriginPosition = new Vector2(nextRoom.GetHorizontalStart() + offset2, nextRoom.GetVerticalStart());
         cross = new Vector2(nextRoomDoor.OriginPosition.X, roomDoor.OriginPosition.Y);
         return true;
     }
diff --git a/DungeonShooting_Godot/src/game/GameApplication.cs b/DungeonShooting_Godot/src/game/GameApplication.cs
index f50a3c6..9b908ac 100644
--- a/DungeonShooting_Godot/src/game/GameApplication.cs
+++ b/DungeonShooting_Godot/src/game/GameApplication.cs
@@ -78,7 +78,7 @@
 	public override void _EnterTree()
 	{
 		//随机化种子
-		GD.Randomize();
+		//GD.Randomize();
 		//固定帧率
 		Engine.MaxFps = 60;
 		//调试绘制开关