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Tell Windows that we're HighDPI aware.

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This prevents Windows from scaling our (fullscreen) window to crap if
the whole desktop is scaled and we're rendering more than 1080p. This is
believed to fix #208.
This commit is contained in:
Yamagi Burmeister 2017-06-19 19:04:06 +02:00
parent 23ea2ea034
commit dd41ff3601
1 changed files with 48 additions and 0 deletions
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48
src/backends/windows/system.c
View file

@ -688,6 +688,50 @@ Sys_RedirectStdout(void)
/* ======================================================================= */
typedef enum YQ2_PROCESS_DPI_AWARENESS {
YQ2_PROCESS_DPI_UNAWARE = 0,
YQ2_PROCESS_SYSTEM_DPI_AWARE = 1,
YQ2_PROCESS_PER_MONITOR_DPI_AWARE = 2
} YQ2_PROCESS_DPI_AWARENESS;
void
Sys_SetHighDPIMode(void)
{
/* For Vista, Win7 and Win8 */
BOOL(WINAPI *SetProcessDPIAware)(void) = NULL;
/* Win8.1 and later */
HRESULT(WINAPI *SetProcessDpiAwareness)(YQ2_PROCESS_DPI_AWARENESS dpiAwareness) = NULL;
HINSTANCE userDLL = LoadLibrary("USER32.DLL");
if (userDLL)
{
SetProcessDPIAware = (BOOL(WINAPI *)(void)) GetProcAddress(userDLL,
"SetProcessDPIAware");
}
HINSTANCE shcoreDLL = LoadLibrary("SHCORE.DLL");
if (shcoreDLL)
{
SetProcessDpiAwareness = (HRESULT(WINAPI *)(YQ2_PROCESS_DPI_AWARENESS))
GetProcAddress(shcoreDLL, "SetProcessDpiAwareness");
}
if (SetProcessDpiAwareness) {
SetProcessDpiAwareness(YQ2_PROCESS_PER_MONITOR_DPI_AWARE);
}
else if (SetProcessDPIAware) {
SetProcessDPIAware();
}
}
/* ======================================================================= */
/*
* Windows main function. Containts the
* initialization code and the main loop
@ -708,6 +752,10 @@ WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance,
/* Make the current instance global */
global_hInstance = hInstance;
/* Force DPI awareness */
Sys_SetHighDPIMode();
/* FIXME: No one can see this! */
printf("Yamagi Quake II v%s\n", YQ2VERSION);
printf("=====================\n\n");