Tag Archives: DIrect3D

Debug Layer in Direct3D 11.1 Metro Style Applications

DirectX developers might (should) be familiar with the Debug Layer. This is a piece of code that you can inject into Direct3D for debugging instrumentation. When you create a D3D device, by default – Direct3D is a very thin layer that allows you to achieve maximum performance from your API calls through the drivers to the hardware. In fact it is so thin, that when an error occurs – you only get one of few error codes. This might make you wonder why that API call you are making is failing. Did you forget to pad that constant buffer struct to a multiple of 16 bytes size? Or perhaps you passed an invalid combination of flags to that other method. Well, for years now – you could get all that information by enabling the Debug Layer, but how do you do that in the WinRT world?

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