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dwmapi: Fill rateRefresh/rateCompose and qpcRefreshPeriod of DWM_TIMING_INFO from DwmGetCompositionTimingInfo().

Browse source 
Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=53035
Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=53038
Signed-off-by: Jactry Zeng <jzeng@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jactry Zeng 2022-06-03 02:50:29 -05:00 committed by Alexandre Julliard
parent d81bb88366
commit 5f680a1e1c
4 changed files with 50 additions and 2 deletions
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1
dlls/dwmapi/Makefile.in
View file

@ -1,4 +1,5 @@
MODULE = dwmapi.dll
IMPORTS = user32
IMPORTLIB = dwmapi
EXTRADLLFLAGS = -Wb,--prefer-native

27
dlls/dwmapi/dwmapi_main.c
View file

@ -211,12 +211,28 @@ HRESULT WINAPI DwmRegisterThumbnail(HWND dest, HWND src, PHTHUMBNAIL thumbnail_i
return E_NOTIMPL;
}
static int get_display_frequency(void)
{
DEVMODEA mode;
memset(&mode, 0, sizeof(mode));
mode.dmSize = sizeof(mode);
if (EnumDisplaySettingsA(NULL, ENUM_CURRENT_SETTINGS, &mode))
return mode.dmDisplayFrequency;
else
{
WARN("Failed to query display frequency, returning a fallback value.\n");
return 60;
}
}
/**********************************************************************
* DwmGetCompositionTimingInfo (DWMAPI.@)
*/
HRESULT WINAPI DwmGetCompositionTimingInfo(HWND hwnd, DWM_TIMING_INFO *info)
{
static int i;
LARGE_INTEGER performance_frequency;
static int i, display_frequency;
if (!info)
return E_INVALIDARG;
@ -229,6 +245,15 @@ HRESULT WINAPI DwmGetCompositionTimingInfo(HWND hwnd, DWM_TIMING_INFO *info)
memset(info, 0, info->cbSize);
info->cbSize = sizeof(DWM_TIMING_INFO);
display_frequency = get_display_frequency();
info->rateRefresh.uiNumerator = display_frequency;
info->rateRefresh.uiDenominator = 1;
info->rateCompose.uiNumerator = display_frequency;
info->rateCompose.uiDenominator = 1;
QueryPerformanceFrequency(&performance_frequency);
info->qpcRefreshPeriod = performance_frequency.QuadPart / display_frequency;
return S_OK;
}

2
dlls/dwmapi/tests/Makefile.in
View file

@ -1,5 +1,5 @@
TESTDLL = dwmapi.dll
IMPORTS = dwmapi
IMPORTS = dwmapi user32
C_SRCS = \
dwmapi.c

22
dlls/dwmapi/tests/dwmapi.c
View file

@ -35,7 +35,11 @@ static void test_DwmIsCompositionEnabled(void)
static void test_DwmGetCompositionTimingInfo(void)
{
LARGE_INTEGER performance_frequency;
int result, display_frequency;
DWM_TIMING_INFO timing_info;
QPC_TIME refresh_period;
DEVMODEA mode;
BOOL enabled;
HRESULT hr;
@ -56,9 +60,27 @@ static void test_DwmGetCompositionTimingInfo(void)
hr = DwmGetCompositionTimingInfo(NULL, &timing_info);
ok(hr == MILERR_MISMATCHED_SIZE, "Got hr %#lx.\n", hr);
memset(&mode, 0, sizeof(mode));
mode.dmSize = sizeof(mode);
result = EnumDisplaySettingsA(NULL, ENUM_CURRENT_SETTINGS, &mode);
ok(!!result, "Failed to get display mode %#lx.\n", GetLastError());
display_frequency = mode.dmDisplayFrequency;
ok(!!QueryPerformanceFrequency(&performance_frequency), "Failed to get performance counter frequency.\n");
refresh_period = performance_frequency.QuadPart / display_frequency;
timing_info.cbSize = sizeof(timing_info);
hr = DwmGetCompositionTimingInfo(NULL, &timing_info);
ok(hr == S_OK, "Got hr %#lx.\n", hr);
ok(timing_info.cbSize == sizeof(timing_info), "Got wrong struct size %d.\n", timing_info.cbSize);
ok(timing_info.rateRefresh.uiDenominator == 1 && timing_info.rateRefresh.uiNumerator == display_frequency,
"Got wrong monitor refresh rate %d/%d.\n", timing_info.rateRefresh.uiDenominator,
timing_info.rateRefresh.uiNumerator);
ok(timing_info.rateCompose.uiDenominator == 1 && timing_info.rateCompose.uiNumerator == display_frequency,
"Got wrong composition rate %d/%d.\n", timing_info.rateCompose.uiDenominator,
timing_info.rateCompose.uiNumerator);
ok(timing_info.qpcRefreshPeriod == refresh_period
|| broken(timing_info.qpcRefreshPeriod == display_frequency), /* win10 v1507 */
"Got wrong monitor refresh period %s.\n", wine_dbgstr_longlong(timing_info.qpcRefreshPeriod));
}
START_TEST(dwmapi)