Fix FPS deviation in DirectX (#530) (#538)

Co-authored-by: Spodi <spodi2290@aol.com>
Kenix3 · May 1, 2024 · ce9dd90 · ce9dd90
1 parent 96c8a89
commit ce9dd90
Showing 1 changed file with 5 additions and 6 deletions.
diff --git a/src/graphic/Fast3D/gfx_dxgi.cpp b/src/graphic/Fast3D/gfx_dxgi.cpp
@@ -771,13 +771,12 @@ static void gfx_dxgi_swap_buffers_begin(void) {
             li.QuadPart = -left;
             SetWaitableTimer(dxgi.timer, &li, 0, nullptr, nullptr, false);
             WaitForSingleObject(dxgi.timer, INFINITE);
-
-            do {
-                YieldProcessor();
-                QueryPerformanceCounter(&t);
-                t.QuadPart = qpc_to_100ns(t.QuadPart);
-            } while (t.QuadPart < next);
         }
+        do {
+            YieldProcessor();
+            QueryPerformanceCounter(&t);
+            t.QuadPart = qpc_to_100ns(t.QuadPart);
+        } while (t.QuadPart < next);
     }
     QueryPerformanceCounter(&t);
     dxgi.previous_present_time = t;