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check for Win7 before using SHCore.dll API

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This commit is contained in:
Andrew Meadows 2019-08-02 11:39:54 -07:00
parent 76e9f8896c
commit ebe7581f62
1 changed files with 11 additions and 3 deletions
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14
libraries/platform/src/platform/backend/WINPlatform.cpp
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@ -27,7 +27,6 @@
#include <dxgi1_3.h>
#pragma comment(lib, "dxgi.lib")
#include <shellscalingapi.h>
#pragma comment(lib, "Shcore.lib")
#endif
@ -118,10 +117,19 @@ void WINInstance::enumerateGpusAndDisplays() {
// Grab the dpi info for the monitor
UINT dpiX{ 0 };
UINT dpiY{ 0 };
GetDpiForMonitor(outputDesc.Monitor, MDT_RAW_DPI, &dpiX, &dpiY);
UINT dpiXScaled{ 0 };
UINT dpiYScaled{ 0 };
GetDpiForMonitor(outputDesc.Monitor, MDT_EFFECTIVE_DPI, &dpiXScaled, &dpiYScaled);
// SHCore.dll is not available prior to Windows 8.1
HMODULE SHCoreDLL = LoadLibraryW(L"SHCore.dll");
if (SHCoreDLL) {
auto _GetDpiForMonitor = reinterpret_cast<decltype(GetDpiForMonitor)*>(GetProcAddress(SHCoreDLL, "GetDpiForMonitor"));
if (_GetDpiForMonitor) {
_GetDpiForMonitor(outputDesc.Monitor, MDT_RAW_DPI, &dpiX, &dpiY);
_GetDpiForMonitor(outputDesc.Monitor, MDT_EFFECTIVE_DPI, &dpiXScaled, &dpiYScaled);
}
FreeLibrary(SHCoreDLL);
}
// Current display mode
DEVMODEW devMode;