![]() ![]() While it’s not a regular app or program, installing it is fairly straightforward and doesn’t require any prior technical knowledge. If you’re not sure whether or not you already have DirectX, follow the steps below to check. If you’re playing games on your PC and the graphics aren’t displaying properly, you either need to install or upgrade your DirectX API driver. Best Parental Control for iPhone & iPad.IPVanish VPN vs Private Internet Access.If this approach does not work for you, perhaps you can check the file date or version on one of the dlls in “C:\WINDOWS\ Microsoft. Perhaps you can test this against some of your systems to see if it accuratly distinguishes the August 06 9c against the earlier 9c. I don’t have the earlier version of DirectX 9c hanging around to test a before and after upgrade. On this test machine, dxdiag.exe shows some file dates from which leads me to believe that I am on the August 2006 version. Q: (if it=“4.” then “DirectX 9c - Downlevel” else if it=“4.” then “DirectX 9c” else if it=“4.” then “DirectX 9b” else if it=“4.” then “DirectX 9a” else if it=“4.” then “DirectX 9” else if it=“4.” then “DirectX 8.2” else if it=“4.” then “DirectX 8.1 a or b” else if it=“4.” then “DirectX 8.1 XP” else if it=“4.” then “DirectX 8.1 downlevel” else “DirectX not detected”) of value “version” of key “HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\DirectX” of registry It would be pretty easy to do with an additional layer of “if then else” but it does not look as clean. I did not include logic to handle versions 5,6 and 7 because it uses the other registry key. Q: values “version” of key “HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\DirectX” of registryĪnd from that you can make a long “if then else” lookup based on the charts from DX8 and DX9.
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