diff --git a/src/winapi_hooks.c b/src/winapi_hooks.c
index 929a1ff..641adba 100644
--- a/src/winapi_hooks.c
+++ b/src/winapi_hooks.c
@@ -889,11 +889,23 @@ int WINAPI fake_StretchDIBits(
         }
         else if (g_ddraw->width > 0 && g_ddraw->render.hdc)
         {
-            int base_width = g_ddraw->height * 4.0/3.0;
-            double scaling_factor = (double)g_ddraw->render.height / g_ddraw->height;
-            DestWidth = base_width * scaling_factor;
-            DestHeight = g_ddraw->render.height;
-            xDest += (g_ddraw->render.width - DestWidth) / 2;
+            // new logic by emoon
+            // g_ddraw->width check detects new widescreen patch
+            if (g_ddraw->width > 640 && g_config.maintas)
+            {
+                int base_width = g_ddraw->height * 4.0 / 3.0;
+                double scaling_factor = (double)g_ddraw->render.height / g_ddraw->height;
+                DestWidth = base_width * scaling_factor;
+                DestHeight = g_ddraw->render.height;
+                xDest += (g_ddraw->render.width - DestWidth) / 2;
+            }
+            else // original 4:3 logic
+            {
+                xDest += g_ddraw->render.viewport.x;
+                yDest += g_ddraw->render.viewport.y;
+                DestWidth = (int)(DestWidth * g_ddraw->render.scale_w);
+                DestHeight = (int)(DestHeight * g_ddraw->render.scale_h);
+            }
 
             return
                 real_StretchDIBits(