添加粒子效果

src/source/Tetris.cpp

@@ -4,7 +4,9 @@
 
 #define MAX_LOADSTRING 100
 #define GAME_TIMER_ID 1
+#define EFFECT_TIMER_ID 2
 #define GAME_TIMER_INTERVAL 500
+#define EFFECT_TIMER_INTERVAL 33
 
 HINSTANCE hInst;
 TCHAR szTitle[MAX_LOADSTRING];
@@ -355,6 +357,7 @@ LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
         ReturnToMainMenu();
         StartBackgroundMusic();
         ResetGameTimer(hWnd);
+        SetTimer(hWnd, EFFECT_TIMER_ID, EFFECT_TIMER_INTERVAL, nullptr);
         InvalidateRect(hWnd, nullptr, FALSE);
         break;
     case WM_COMMAND:
@@ -375,6 +378,15 @@ LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
     }
     break;
     case WM_TIMER:
+        if (wParam == EFFECT_TIMER_ID)
+        {
+            if (TickVisualEffects())
+            {
+                InvalidateRect(hWnd, nullptr, FALSE);
+            }
+            break;
+        }
+
         if (wParam == GAME_TIMER_ID)
         {
             bool shouldRefresh = false;
@@ -823,6 +835,7 @@ LRESULT CALLBACK WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
     break;
     case WM_DESTROY:
         KillTimer(hWnd, GAME_TIMER_ID);
+        KillTimer(hWnd, EFFECT_TIMER_ID);
         StopBackgroundMusic();
         PostQuitMessage(0);
         break;