Zhiyi Zhang : winemac.drv: Use the default frequency in ChangeDisplaySettingsExW() if dmDisplayFrequency is 1.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: ca1d31fc3b153a38c38b27b873052ce6f04cb5d4
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=ca1d31fc3b153a38c38b27b873052ce6f04cb5d4

Author: Zhiyi Zhang <zzhang at codeweavers.com>
Date:   Fri Jun 12 15:30:02 2020 +0800

winemac.drv: Use the default frequency in ChangeDisplaySettingsExW() if dmDisplayFrequency is 1.

0 or 1 in dmDisplayFrequency means to use the default frequency.

Fix Disgaea PC and Ostriv failing to launch in exclusive fullscreen mode.

Signed-off-by: Zhiyi Zhang <zzhang at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/winemac.drv/display.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/dlls/winemac.drv/display.c b/dlls/winemac.drv/display.c
index 1a3cc349b5..001906efdf 100644
--- a/dlls/winemac.drv/display.c
+++ b/dlls/winemac.drv/display.c
@@ -893,7 +893,9 @@ LONG CDECL macdrv_ChangeDisplaySettingsEx(LPCWSTR devname, LPDEVMODEW devmode,
             if (devmode->dmPelsHeight != height)
                 continue;
         }
-        if ((devmode->dmFields & DM_DISPLAYFREQUENCY) && devmode->dmDisplayFrequency != 0)
+        if ((devmode->dmFields & DM_DISPLAYFREQUENCY) &&
+            devmode->dmDisplayFrequency != 0 &&
+            devmode->dmDisplayFrequency != 1)
         {
             double refresh_rate = CGDisplayModeGetRefreshRate(display_mode);
             if (!refresh_rate)