Techwizz/Gobligine
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report to windows that it shouldn't scale us

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This commit is contained in:
Tim Felgentreff 2020-12-13 19:13:15 +01:00
parent d0ed8f9874
commit 8d8bf4af78
1 changed files with 43 additions and 0 deletions

43
src/video/sdl.cpp
View file

@ -255,6 +255,47 @@ static void InitKey2Str()
Key2Str[SDLK_UNDO] = "undo";
}
#ifdef USE_WIN32
typedef enum PROCESS_DPI_AWARENESS {
PROCESS_DPI_UNAWARE = 0,
PROCESS_SYSTEM_DPI_AWARE = 1,
PROCESS_PER_MONITOR_DPI_AWARE = 2
} PROCESS_DPI_AWARENESS;
static void setDpiAware() {
void* userDLL;
BOOL(WINAPI *SetProcessDPIAware)(void); // Vista and later
void* shcoreDLL;
HRESULT(WINAPI *SetProcessDpiAwareness)(PROCESS_DPI_AWARENESS dpiAwareness); // Windows 8.1 and later
userDLL = SDL_LoadObject("USER32.DLL");
if (userDLL) {
SetProcessDPIAware = (BOOL(WINAPI *)(void)) SDL_LoadFunction(userDLL, "SetProcessDPIAware");
}
shcoreDLL = SDL_LoadObject("SHCORE.DLL");
if (shcoreDLL) {
SetProcessDpiAwareness = (HRESULT(WINAPI *)(PROCESS_DPI_AWARENESS)) SDL_LoadFunction(shcoreDLL, "SetProcessDpiAwareness");
}
if (SetProcessDpiAwareness) {
/* Try Windows 8.1+ version */
HRESULT result = SetProcessDpiAwareness(PROCESS_PER_MONITOR_DPI_AWARE);
DebugPrint("called SetProcessDpiAwareness: %d", (result == S_OK) ? 1 : 0);
}
else if (SetProcessDPIAware) {
/* Try Vista - Windows 8 version.
This has a constant scale factor for all monitors.
*/
BOOL success = SetProcessDPIAware();
DebugPrint("called SetProcessDPIAware: %d", (int)success);
}
}
#else
static void setDpiAware() {
}
#endif
/**
** Initialize the video part for SDL.
*/
@ -319,6 +360,8 @@ void InitVideoSdl()
win_title = Parameters::Instance.applicationName.c_str();
}
setDpiAware();
TheWindow = SDL_CreateWindow(win_title, SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED,
Video.WindowWidth, Video.WindowHeight, flags);
if (TheWindow == NULL) {