Direct3D rendering performance functions implemented by the user-mode driver

This section contains functions that a Windows Display Driver Model (WDDM) 1.3 and later user-mode display driver implements in order to support Microsoft Direct3D rendering performance improvements.

In this section

TopicDescription

PFND3DDDI_FLUSH1

Called by the Direct3D runtime to submit outstanding hardware commands that are in the hardware command buffer to the display miniport driver. Must be implemented by WDDM 1.3 and later user-mode display drivers.

PFND3DDDI_CHECKCOUNTERINFO

Called by the Direct3D runtime to determine global information that's related to manipulating counters. Must be implemented by WDDM 1.3 and later user-mode display drivers.

PFND3DDDI_CHECKCOUNTER

Called by the Direct3D runtime to retrieve info that describes a counter. Must be implemented by WDDM 1.3 and later user-mode display drivers.

PFND3DDDI_UPDATESUBRESOURCEUP

Called by the Direct3D runtime to update a destination subresource region from a source system-memory region. Must be implemented by WDDM 1.3 and later user-mode display drivers.

 

 

 

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