diff --git a/Difficult_Rocket/__init__.py b/Difficult_Rocket/__init__.py
index ef8ed66..77285ad 100644
--- a/Difficult_Rocket/__init__.py
+++ b/Difficult_Rocket/__init__.py
@@ -10,7 +10,7 @@ from pathlib import Path
 
 from Difficult_Rocket.api.types import Options, Version
 
-sdk_version = Version("0.8.6.0")  # SDK 版本
+sdk_version = Version("0.8.7.0")  # SDK 版本
 build_version = Version("2.1.3.0")  # 编译文件版本(与游戏本体无关)
 Api_version = Version("0.1.1.0")  # API 版本
 __version__ = sdk_version
diff --git a/Difficult_Rocket/utils/camera.py b/Difficult_Rocket/utils/camera.py
index e447d1b..01b7419 100644
--- a/Difficult_Rocket/utils/camera.py
+++ b/Difficult_Rocket/utils/camera.py
@@ -173,7 +173,7 @@ class GroupCamera(Group):
     def reset(self):
         self._view_x = 0
         self._view_y = 0
-        self._zoom = 1
+        self.zoom = 1
 
     def set_state(self):
         self._previous_view = self._window.view
diff --git a/docs/src/change_log/dr_game.md b/docs/src/change_log/dr_game.md
index 142a092..dbfa64f 100644
--- a/docs/src/change_log/dr_game.md
+++ b/docs/src/change_log/dr_game.md
@@ -2,9 +2,16 @@
 # DR game/DR rs 更新日志
 
 - 最新版本号
-  - DR game: 0.3.2.1
+  - DR game: 0.3.3.0
   - DR rs: 0.2.21.0
 
+## 20230812 DR game 0.3.3.0
+
+### Changes
+
+- 将 `sr1_ship` 渲染器使用的 Camera 改成 `CenterGroupCamera`
+- 删除了之前的 Camera 相关代码
+
 ## 20230809 DR game 0.3.2.1
 
 ### Fix
diff --git a/docs/src/change_log/dr_sdk.md b/docs/src/change_log/dr_sdk.md
index 8e48f95..47cb50c 100644
--- a/docs/src/change_log/dr_sdk.md
+++ b/docs/src/change_log/dr_sdk.md
@@ -2,7 +2,30 @@
 # DR SDK 更新日志
 
 - 最新版本号
-  - DR sdk: 0.8.6.0
+  - DR sdk: 0.8.7.0
+  - DR api: 0.1.1.0
+
+## DR sdk 0.8.7.0
+
+### Add
+
+- 添加了 `Difficult_Rocket.utils.camera.GroupCamera`
+  - 和 `Difficult_Rocket.utils.camera.CenterGroupCamera`
+  - 实际上就是使用 `pyglet.graphics.Group` 来实现的 `Camera`
+  - 具有相同的功能
+  - 顺便同样在 `api.camera` 里添加了导出
+    - 这次我一定不会再忘记导出了
+  - Added `Difficult_Rocket.utils.camera.GroupCamera`
+  - And `Difficult_Rocket.utils.camera.CenterGroupCamera`
+  - Actually, it is implemented `Camera` using `pyglet.graphics.Group`
+  - Has the same function
+  - By the way, the export was also added in `api.camera`
+    - This time I will never forget to export it again
+- 为所有 `xxCamera` 添加了
+  - `reset` 方法
+  - 用于一键重置缩放+平移
+  - Added `reset` method for all `xxCamera`
+    - Used to reset zoom + translation with one click
 
 ## DR sdk 0.8.6.1
 
diff --git a/mods/dr_game/__init__.py b/mods/dr_game/__init__.py
index 7d31502..bcc9bbb 100644
--- a/mods/dr_game/__init__.py
+++ b/mods/dr_game/__init__.py
@@ -53,7 +53,7 @@ DR_mod_runtime = _DR_mod_runtime()
 class DR_mod(ModInfo):  # NOQA
     mod_id = "difficult_rocket_mod"
     name = "Difficult Rocket mod"
-    version = Version("0.3.2.1")
+    version = Version("0.3.3.0")
 
     writer = "shenjackyuanjie"
     link = "shenjack.top"
diff --git a/mods/dr_game/sr1_ship.py b/mods/dr_game/sr1_ship.py
index a562110..47e5159 100644
--- a/mods/dr_game/sr1_ship.py
+++ b/mods/dr_game/sr1_ship.py
@@ -20,15 +20,15 @@ from pyglet.shapes import Line, Rectangle
 from pyglet.image import Framebuffer, Texture
 
 from . import DR_mod_runtime
+from .types import SR1Textures, SR1Rotation
 
 # Difficult Rocket
 from Difficult_Rocket import DR_status
 from Difficult_Rocket.utils.translate import Tr
-from Difficult_Rocket.api.camera import CenterCamera, CenterGroupCamera
 from Difficult_Rocket.api.types import Fonts, Options
 from Difficult_Rocket.command.line import CommandText
 from Difficult_Rocket.client.screen import BaseScreen
-from .types import SR1Textures, SR1Rotation
+from Difficult_Rocket.api.camera import CenterGroupCamera
 
 if TYPE_CHECKING:
     from Difficult_Rocket.client import ClientWindow