diff --git a/src/scenes/gameplay/GameScene.cpp b/src/scenes/gameplay/GameScene.cpp
index 707429c..b7c23a3 100644
--- a/src/scenes/gameplay/GameScene.cpp
+++ b/src/scenes/gameplay/GameScene.cpp
@@ -11,7 +11,7 @@ GameScene::~GameScene() {
 void GameScene::onEnter(SDL_Renderer* renderer, int WIDTH, int HEIGHT, UIRenderer* uiRenderer){
     m_renderer = renderer;
     m_uiRenderer = uiRenderer;
-    m_gameUIManager = std::make_unique<GameUIManager>();
+    m_gameUIManager = std::make_unique<GameUIManager>(renderer, uiRenderer->getTextRenderer());
     m_gameUIManager->init();
     m_gameRenderer = std::make_unique<GameRenderer>(WIDTH, HEIGHT, renderer);
     m_gameSession = std::make_unique<GameSession>();
@@ -49,3 +49,7 @@ void GameScene::handleClick(float screenX, float screenY) {
             SDL_Log("invail cilck aera!");
         }
 }
+
+void GameScene::renderMousePosition(float x, float y) {
+    m_gameUIManager->UpdateMousePositon(x, y);
+}
\ No newline at end of file
diff --git a/src/scenes/gameplay/GameScene.h b/src/scenes/gameplay/GameScene.h
index 0411bef..8a7ebef 100644
--- a/src/scenes/gameplay/GameScene.h
+++ b/src/scenes/gameplay/GameScene.h
@@ -16,6 +16,8 @@ public:
     void update() override;
     void render() override;
     void handleClick(float screenX, float screenY) override;
+
+    void renderMousePosition(float x, float y) override;
 private:
     
     std::unique_ptr<GameRenderer> m_gameRenderer;
diff --git a/src/utils/CoordinateTools.cpp b/src/utils/CoordinateTools.cpp
index 8e3c55b..f1b72f4 100644
--- a/src/utils/CoordinateTools.cpp
+++ b/src/utils/CoordinateTools.cpp
@@ -1,6 +1,11 @@
 #include "CoordinateTools.h"
 
 std::pair<int, int> physicalToLogical(const float screenX, const float screenY, SDL_Renderer* renderer) {
+    if (renderer == nullptr) {
+        SDL_Log("Renderer is null in physicalToLogical\n");
+        return {static_cast<int>(screenX), static_cast<int>(screenY)};
+    }
+    
     // 将窗口坐标转为逻辑坐标
     float logicalX, logicalY;
     SDL_RenderCoordinatesFromWindow(