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win32: Change DWMTweaks to DWMSync option.

This commit is contained in:
Brandon Wright 2019-03-04 14:40:32 -06:00
parent 958a5d47db
commit da37d725ec
3 changed files with 23 additions and 8 deletions
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2
win32/wconfig.cpp
View File

@ -759,7 +759,7 @@ void WinRegisterConfigItems()
AddBoolC("HideMenu", GUI.HideMenu, false, "true to auto-hide the menu bar on startup.");
AddBoolC("Vsync", GUI.Vsync, false, "true to enable Vsync");
AddBoolC("ReduceInputLag", GUI.ReduceInputLag, false, "true to reduce input lag by hard synchronization");
AddBoolC("DWMTweaks", GUI.DWMTweaks, false, "true to try and avoid DWM stutter");
AddBoolC("DWMSync", GUI.DWMSync, false, "sync to DWM compositor if it is running instead of vsync (OpenGL)");
AddBoolC("FilterMessageFont", GUI.filterMessagFont, true, "true to filter message font with EPX on 2x/3x scales if MessagesInImage is false)");
#undef CATEGORY
#define CATEGORY "Settings"

27
win32/win32_display.cpp
View File

@ -34,6 +34,11 @@ COpenGL OpenGL;
SSurface Src = {0};
extern BYTE *ScreenBufferBlend;
typedef HRESULT (*DWMFLUSHPROC)();
typedef HRESULT (*DWMISCOMPOSITIONENABLEDPROC)(BOOL *);
DWMFLUSHPROC DwmFlushProc = NULL;
DWMISCOMPOSITIONENABLEDPROC DwmIsCompositionEnabledProc = NULL;
// Interface used to access the display output
IS9xDisplayOutput *S9xDisplayOutput=&Direct3D;
@ -119,16 +124,17 @@ bool WinDisplayReset(void)
S9xSetWinPixelFormat ();
S9xGraphicsInit();
if (GUI.DWMTweaks)
if (GUI.DWMSync)
{
HMODULE dwmlib = LoadLibrary(TEXT("dwmapi"));
if (dwmlib)
DwmFlushProc = (DWMFLUSHPROC)GetProcAddress(dwmlib, "DwmFlush");
DwmIsCompositionEnabledProc = (DWMISCOMPOSITIONENABLEDPROC)GetProcAddress(dwmlib, "DwmIsCompositionEnabled");
if (!DwmFlushProc || !DwmIsCompositionEnabledProc)
{
HRESULT(WINAPI *dwmEnableMMCSS)(BOOL) = (HRESULT(WINAPI *)(BOOL))GetProcAddress(dwmlib, "DwmEnableMMCSS");
dwmEnableMMCSS(true);
return true;
MessageBox(GUI.hWnd, TEXT("Couldn't load DWM functions. DWM Sync is disabled."), TEXT("Warning"), MB_OK | MB_ICONWARNING);
GUI.DWMSync = false;
}
MessageBox(GUI.hWnd, TEXT("Couldn't enable MMCSS for DWM"), TEXT("Warning"), MB_OK | MB_ICONWARNING);
}
return true;
@ -283,6 +289,15 @@ bool8 S9xDeinitUpdate (int Width, int Height)
WinRefreshDisplay();
if (GUI.DWMSync)
{
BOOL DWMEnabled = false;
DwmIsCompositionEnabledProc(&DWMEnabled);
if (DWMEnabled)
DwmFlushProc();
}
return (true);
}

2
win32/wsnes9x.h
View File

@ -156,7 +156,7 @@ struct sGUI {
bool Vsync;
bool ReduceInputLag;
bool shaderEnabled;
bool DWMTweaks;
bool DWMSync;
TCHAR D3DshaderFileName[MAX_PATH];
TCHAR OGLshaderFileName[MAX_PATH];