146 lines
4.3 KiB
C++
146 lines
4.3 KiB
C++
#include "global.h"
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#include "VideoDriverInfo.h"
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#include "RageUtil.h"
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#include "RageLog.h"
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#include "RegistryAccess.h"
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#include <windows.h>
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// this will not work on 95 and NT because of EnumDisplayDevices
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CString GetPrimaryVideoName()
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{
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typedef BOOL (WINAPI* pfnEnumDisplayDevices)(PVOID,DWORD,PDISPLAY_DEVICE,DWORD);
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pfnEnumDisplayDevices EnumDisplayDevices;
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HINSTANCE hInstUser32;
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hInstUser32 = LoadLibrary( "User32.DLL" );
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if( !hInstUser32 )
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return CString();
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// VC6 don't have a stub to static link with, so link dynamically.
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EnumDisplayDevices = (pfnEnumDisplayDevices)GetProcAddress(hInstUser32,"EnumDisplayDevicesA");
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if( EnumDisplayDevices == NULL )
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{
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FreeLibrary(hInstUser32);
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return CString();
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}
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CString sPrimaryDeviceName;
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for( int i=0; true; ++i )
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{
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DISPLAY_DEVICE dd;
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ZERO( dd );
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dd.cb = sizeof(dd);
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if( !EnumDisplayDevices(NULL, i, &dd, 0) )
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break;
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if( dd.StateFlags & DISPLAY_DEVICE_PRIMARY_DEVICE )
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{
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sPrimaryDeviceName = (char*)dd.DeviceString;
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break;
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}
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}
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FreeLibrary( hInstUser32 );
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return sPrimaryDeviceName;
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}
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CString GetPrimaryVideoDriverName()
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{
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const CString sPrimaryDeviceName = GetPrimaryVideoName();
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if( sPrimaryDeviceName != "" )
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return sPrimaryDeviceName;
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LOG->Warn("GetPrimaryVideoName failed; renderer selection may be wrong");
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VideoDriverInfo info;
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if( !GetVideoDriverInfo(0, info) )
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return "(ERROR DETECTING VIDEO DRIVER)";
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return info.sDescription;
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}
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/* Get info for the given card number. Return false if that card doesn't exist. */
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bool GetVideoDriverInfo( int iCardno, VideoDriverInfo &info )
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{
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OSVERSIONINFO version;
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version.dwOSVersionInfoSize = sizeof(version);
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GetVersionEx(&version);
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const bool bIsWin9x = version.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS;
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static bool bInitialized=false;
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static vector<CString> lst;
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if( !bInitialized )
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{
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bInitialized = true;
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const CString sTopKey = bIsWin9x?
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"HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Services\\Class\\Display":
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"HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\Control\\Class\\{4D36E968-E325-11CE-BFC1-08002BE10318}";
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GetRegSubKeys( sTopKey, lst, ".*", false );
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for( int i=lst.size()-1; i >= 0; --i )
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{
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/* Remove all keys that aren't four characters long ("Properties"). */
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if( lst[i].size() != 4 )
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{
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lst.erase( lst.begin()+i );
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continue;
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}
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lst[i] = sTopKey + "\\" + lst[i];
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}
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if( lst.size() == 0 )
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{
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LOG->Warn("GetVideoDriverInfo error: no cards found!");
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return false;
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}
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}
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while( iCardno < (int)lst.size() )
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{
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const CString sKey = lst[iCardno];
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if( !GetRegValue( sKey, "DriverDesc", info.sDescription ) )
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{
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/* Remove this one from the list and ignore it, */
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lst.erase( lst.begin()+iCardno );
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continue;
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}
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GetRegValue( sKey, "DriverDate", info.sDate );
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GetRegValue( sKey, "MatchingDeviceId", info.sDeviceID );
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GetRegValue( sKey, "ProviderName", info.sProvider );
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GetRegValue( sKey, bIsWin9x? "Ver":"DriverVersion", info.sVersion );
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return true;
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}
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return false;
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}
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/*
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* (c) 2002-2004 Chris Danford, Glenn Maynard
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* All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, and/or sell copies of the Software, and to permit persons to
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* whom the Software is furnished to do so, provided that the above
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* copyright notice(s) and this permission notice appear in all copies of
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* the Software and that both the above copyright notice(s) and this
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* permission notice appear in supporting documentation.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF
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* THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS
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* INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT
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* OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
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* OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
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* OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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