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wine-winehq
Commit 62fa96df authored by Paul Gofman's avatar Paul Gofman Committed by Alexandre Julliard
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dwmapi: Fill qpcVBlank in DwmGetCompositionTimingInfo().

parent 09cafcc3
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Showing with 4 additions and 1 deletion
dlls/dwmapi/dwmapi_main.c
View file @ 62fa96df
...@@ -235,7 +235,7 @@ static int get_display_frequency(void) ...@@ -235,7 +235,7 @@ static int get_display_frequency(void)
*/ */
HRESULT WINAPI DwmGetCompositionTimingInfo(HWND hwnd, DWM_TIMING_INFO *info) HRESULT WINAPI DwmGetCompositionTimingInfo(HWND hwnd, DWM_TIMING_INFO *info)
{ {
LARGE_INTEGER performance_frequency; LARGE_INTEGER performance_frequency, qpc;
static int i, display_frequency; static int i, display_frequency;
if (!info) if (!info)
...@@ -258,6 +258,9 @@ HRESULT WINAPI DwmGetCompositionTimingInfo(HWND hwnd, DWM_TIMING_INFO *info) ...@@ -258,6 +258,9 @@ HRESULT WINAPI DwmGetCompositionTimingInfo(HWND hwnd, DWM_TIMING_INFO *info)
QueryPerformanceFrequency(&performance_frequency); QueryPerformanceFrequency(&performance_frequency);
info->qpcRefreshPeriod = performance_frequency.QuadPart / display_frequency; info->qpcRefreshPeriod = performance_frequency.QuadPart / display_frequency;
QueryPerformanceCounter(&qpc);
info->qpcVBlank = (qpc.QuadPart / info->qpcRefreshPeriod) * info->qpcRefreshPeriod;
return S_OK; return S_OK;
} }
......
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