// d3dkmthk.h
typedef struct _D3DKMT_MULTIPLANEOVERLAY_SECONDARY_SUPPORT {
BOOL Supported;
} D3DKMT_MULTIPLANEOVERLAY_SECONDARY_SUPPORT;
View the official Windows Driver Kit DDI referenceNo description available.
The D3DKMT_MULTIPLANEOVERLAY_SECONDARY_SUPPORT structure is used to indicate whether multiplane overlay support is provided for secondary displays.
SupportedIndicates that multiplane overlay support is provided for secondary displays.